liquid_feedback_core
view core.sql @ 490:16536937933e
Require new drafts or new suggestion in area for view "initiative_for_notification"
| author | jbe |
|---|---|
| date | Sun Apr 03 18:00:07 2016 +0200 (2016-04-03) |
| parents | 5abcd0043fff |
| children | aa94c7dbb20f |
line source
2 -- Execute the following command manually for PostgreSQL prior version 9.0:
3 -- CREATE LANGUAGE plpgsql;
5 -- NOTE: In PostgreSQL every UNIQUE constraint implies creation of an index
7 BEGIN;
9 CREATE VIEW "liquid_feedback_version" AS
10 SELECT * FROM (VALUES ('3.2.0', 3, 2, 0))
11 AS "subquery"("string", "major", "minor", "revision");
15 ----------------------
16 -- Full text search --
17 ----------------------
20 CREATE FUNCTION "text_search_query"("query_text_p" TEXT)
21 RETURNS TSQUERY
22 LANGUAGE 'plpgsql' IMMUTABLE AS $$
23 BEGIN
24 RETURN plainto_tsquery('pg_catalog.simple', "query_text_p");
25 END;
26 $$;
28 COMMENT ON FUNCTION "text_search_query"(TEXT) IS 'Usage: WHERE "text_search_data" @@ "text_search_query"(''<user query>'')';
31 CREATE FUNCTION "highlight"
32 ( "body_p" TEXT,
33 "query_text_p" TEXT )
34 RETURNS TEXT
35 LANGUAGE 'plpgsql' IMMUTABLE AS $$
36 BEGIN
37 RETURN ts_headline(
38 'pg_catalog.simple',
39 replace(replace("body_p", e'\\', e'\\\\'), '*', e'\\*'),
40 "text_search_query"("query_text_p"),
41 'StartSel=* StopSel=* HighlightAll=TRUE' );
42 END;
43 $$;
45 COMMENT ON FUNCTION "highlight"
46 ( "body_p" TEXT,
47 "query_text_p" TEXT )
48 IS 'For a given a user query this function encapsulates all matches with asterisks. Asterisks and backslashes being already present are preceeded with one extra backslash.';
52 -------------------------
53 -- Tables and indicies --
54 -------------------------
57 CREATE TABLE "temporary_transaction_data" (
58 PRIMARY KEY ("txid", "key"),
59 "txid" INT8 DEFAULT txid_current(),
60 "key" TEXT,
61 "value" TEXT NOT NULL );
63 COMMENT ON TABLE "temporary_transaction_data" IS 'Table to store temporary transaction data; shall be emptied before a transaction is committed';
65 COMMENT ON COLUMN "temporary_transaction_data"."txid" IS 'Value returned by function txid_current(); should be added to WHERE clause, when doing SELECT on this table, but ignored when doing DELETE on this table';
68 CREATE TABLE "system_setting" (
69 "member_ttl" INTERVAL );
70 CREATE UNIQUE INDEX "system_setting_singleton_idx" ON "system_setting" ((1));
72 COMMENT ON TABLE "system_setting" IS 'This table contains only one row with different settings in each column.';
73 COMMENT ON INDEX "system_setting_singleton_idx" IS 'This index ensures that "system_setting" only contains one row maximum.';
75 COMMENT ON COLUMN "system_setting"."member_ttl" IS 'Time after members get their "active" flag set to FALSE, if they do not show any activity.';
78 CREATE TABLE "contingent" (
79 PRIMARY KEY ("polling", "time_frame"),
80 "polling" BOOLEAN,
81 "time_frame" INTERVAL,
82 "text_entry_limit" INT4,
83 "initiative_limit" INT4 );
85 COMMENT ON TABLE "contingent" IS 'Amount of text entries or initiatives a user may create within a given time frame. Only one row needs to be fulfilled for a member to be allowed to post. This table must not be empty.';
87 COMMENT ON COLUMN "contingent"."polling" IS 'Determines if settings are for creating initiatives and new drafts of initiatives with "polling" flag set';
88 COMMENT ON COLUMN "contingent"."text_entry_limit" IS 'Number of new drafts or suggestions to be submitted by each member within the given time frame';
89 COMMENT ON COLUMN "contingent"."initiative_limit" IS 'Number of new initiatives to be opened by each member within a given time frame';
92 CREATE TYPE "notify_level" AS ENUM
93 ('none', 'voting', 'verification', 'discussion', 'all');
95 COMMENT ON TYPE "notify_level" IS 'Level of notification: ''none'' = no notifications, ''voting'' = notifications about finished issues and issues in voting, ''verification'' = notifications about finished issues, issues in voting and verification phase, ''discussion'' = notifications about everything except issues in admission phase, ''all'' = notifications about everything';
98 CREATE TABLE "member" (
99 "id" SERIAL4 PRIMARY KEY,
100 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
101 "invite_code" TEXT UNIQUE,
102 "invite_code_expiry" TIMESTAMPTZ,
103 "admin_comment" TEXT,
104 "activated" TIMESTAMPTZ,
105 "last_activity" DATE,
106 "last_login" TIMESTAMPTZ,
107 "last_delegation_check" TIMESTAMPTZ,
108 "login" TEXT UNIQUE,
109 "password" TEXT,
110 "authority" TEXT,
111 "authority_uid" TEXT,
112 "authority_login" TEXT,
113 "locked" BOOLEAN NOT NULL DEFAULT FALSE,
114 "active" BOOLEAN NOT NULL DEFAULT FALSE,
115 "admin" BOOLEAN NOT NULL DEFAULT FALSE,
116 "lang" TEXT,
117 "notify_email" TEXT,
118 "notify_email_unconfirmed" TEXT,
119 "notify_email_secret" TEXT UNIQUE,
120 "notify_email_secret_expiry" TIMESTAMPTZ,
121 "notify_email_lock_expiry" TIMESTAMPTZ,
122 "disable_notifications" BOOLEAN NOT NULL DEFAULT FALSE,
123 "notification_counter" INT4 NOT NULL DEFAULT 1,
124 "notification_sample_size" INT4 NOT NULL DEFAULT 3,
125 "notification_dow" INT4 CHECK ("notification_dow" BETWEEN 0 AND 6),
126 "notification_hour" INT4 CHECK ("notification_hour" BETWEEN 0 AND 23),
127 "login_recovery_expiry" TIMESTAMPTZ,
128 "password_reset_secret" TEXT UNIQUE,
129 "password_reset_secret_expiry" TIMESTAMPTZ,
130 "name" TEXT UNIQUE,
131 "identification" TEXT UNIQUE,
132 "authentication" TEXT,
133 "organizational_unit" TEXT,
134 "internal_posts" TEXT,
135 "realname" TEXT,
136 "birthday" DATE,
137 "address" TEXT,
138 "email" TEXT,
139 "xmpp_address" TEXT,
140 "website" TEXT,
141 "phone" TEXT,
142 "mobile_phone" TEXT,
143 "profession" TEXT,
144 "external_memberships" TEXT,
145 "external_posts" TEXT,
146 "formatting_engine" TEXT,
147 "statement" TEXT,
148 "text_search_data" TSVECTOR,
149 CONSTRAINT "active_requires_activated_and_last_activity"
150 CHECK ("active" = FALSE OR ("activated" NOTNULL AND "last_activity" NOTNULL)),
151 CONSTRAINT "authority_requires_uid_and_vice_versa"
152 CHECK (("authority" NOTNULL) = ("authority_uid" NOTNULL)),
153 CONSTRAINT "authority_uid_unique_per_authority"
154 UNIQUE ("authority", "authority_uid"),
155 CONSTRAINT "authority_login_requires_authority"
156 CHECK ("authority" NOTNULL OR "authority_login" ISNULL),
157 CONSTRAINT "name_not_null_if_activated"
158 CHECK ("activated" ISNULL OR "name" NOTNULL) );
159 CREATE INDEX "member_authority_login_idx" ON "member" ("authority_login");
160 CREATE INDEX "member_active_idx" ON "member" ("active");
161 CREATE INDEX "member_text_search_data_idx" ON "member" USING gin ("text_search_data");
162 CREATE TRIGGER "update_text_search_data"
163 BEFORE INSERT OR UPDATE ON "member"
164 FOR EACH ROW EXECUTE PROCEDURE
165 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
166 "name", "identification", "organizational_unit", "internal_posts",
167 "realname", "external_memberships", "external_posts", "statement" );
169 COMMENT ON TABLE "member" IS 'Users of the system, e.g. members of an organization';
171 COMMENT ON COLUMN "member"."created" IS 'Creation of member record and/or invite code';
172 COMMENT ON COLUMN "member"."invite_code" IS 'Optional invite code, to allow a member to initialize his/her account the first time';
173 COMMENT ON COLUMN "member"."invite_code_expiry" IS 'Expiry data/time for "invite_code"';
174 COMMENT ON COLUMN "member"."admin_comment" IS 'Hidden comment for administrative purposes';
175 COMMENT ON COLUMN "member"."activated" IS 'Timestamp of first activation of account (i.e. usage of "invite_code"); required to be set for "active" members';
176 COMMENT ON COLUMN "member"."last_activity" IS 'Date of last activity of member; required to be set for "active" members';
177 COMMENT ON COLUMN "member"."last_login" IS 'Timestamp of last login';
178 COMMENT ON COLUMN "member"."last_delegation_check" IS 'Timestamp of last delegation check (i.e. confirmation of all unit and area delegations)';
179 COMMENT ON COLUMN "member"."login" IS 'Login name';
180 COMMENT ON COLUMN "member"."password" IS 'Password (preferably as crypto-hash, depending on the frontend or access layer)';
181 COMMENT ON COLUMN "member"."authority" IS 'NULL if LiquidFeedback Core is authoritative for the member account; otherwise a string that indicates the source/authority of the external account (e.g. ''LDAP'' for an LDAP account)';
182 COMMENT ON COLUMN "member"."authority_uid" IS 'Unique identifier (unique per "authority") that allows to identify an external account (e.g. even if the login name changes)';
183 COMMENT ON COLUMN "member"."authority_login" IS 'Login name for external accounts (field is not unique!)';
184 COMMENT ON COLUMN "member"."locked" IS 'Locked members can not log in.';
185 COMMENT ON COLUMN "member"."active" IS 'Memberships, support and votes are taken into account when corresponding members are marked as active. Automatically set to FALSE, if "last_activity" is older than "system_setting"."member_ttl".';
186 COMMENT ON COLUMN "member"."admin" IS 'TRUE for admins, which can administrate other users and setup policies and areas';
187 COMMENT ON COLUMN "member"."lang" IS 'Language code of the preferred language of the member';
188 COMMENT ON COLUMN "member"."notify_email" IS 'Email address where notifications of the system are sent to';
189 COMMENT ON COLUMN "member"."notify_email_unconfirmed" IS 'Unconfirmed email address provided by the member to be copied into "notify_email" field after verification';
190 COMMENT ON COLUMN "member"."notify_email_secret" IS 'Secret sent to the address in "notify_email_unconformed"';
191 COMMENT ON COLUMN "member"."notify_email_secret_expiry" IS 'Expiry date/time for "notify_email_secret"';
192 COMMENT ON COLUMN "member"."notify_email_lock_expiry" IS 'Date/time until no further email confirmation mails may be sent (abuse protection)';
193 COMMENT ON COLUMN "member"."disable_notifications" IS 'TRUE if member does not want to receive notifications';
194 COMMENT ON COLUMN "member"."login_recovery_expiry" IS 'Date/time after which another login recovery attempt is allowed';
195 COMMENT ON COLUMN "member"."password_reset_secret" IS 'Secret string sent via e-mail for password recovery';
196 COMMENT ON COLUMN "member"."password_reset_secret_expiry" IS 'Date/time until the password recovery secret is valid, and date/time after which another password recovery attempt is allowed';
197 COMMENT ON COLUMN "member"."name" IS 'Distinct name of the member, may be NULL if account has not been activated yet';
198 COMMENT ON COLUMN "member"."identification" IS 'Optional identification number or code of the member';
199 COMMENT ON COLUMN "member"."authentication" IS 'Information about how this member was authenticated';
200 COMMENT ON COLUMN "member"."organizational_unit" IS 'Branch or division of the organization the member belongs to';
201 COMMENT ON COLUMN "member"."internal_posts" IS 'Posts (offices) of the member inside the organization';
202 COMMENT ON COLUMN "member"."realname" IS 'Real name of the member, may be identical with "name"';
203 COMMENT ON COLUMN "member"."email" IS 'Published email address of the member; not used for system notifications';
204 COMMENT ON COLUMN "member"."external_memberships" IS 'Other organizations the member is involved in';
205 COMMENT ON COLUMN "member"."external_posts" IS 'Posts (offices) outside the organization';
206 COMMENT ON COLUMN "member"."formatting_engine" IS 'Allows different formatting engines (i.e. wiki formats) to be used for "member"."statement"';
207 COMMENT ON COLUMN "member"."statement" IS 'Freely chosen text of the member for his/her profile';
210 CREATE TABLE "member_history" (
211 "id" SERIAL8 PRIMARY KEY,
212 "member_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
213 "until" TIMESTAMPTZ NOT NULL DEFAULT now(),
214 "active" BOOLEAN NOT NULL,
215 "name" TEXT NOT NULL );
216 CREATE INDEX "member_history_member_id_idx" ON "member_history" ("member_id");
218 COMMENT ON TABLE "member_history" IS 'Filled by trigger; keeps information about old names and active flag of members';
220 COMMENT ON COLUMN "member_history"."id" IS 'Primary key, which can be used to sort entries correctly (and time warp resistant)';
221 COMMENT ON COLUMN "member_history"."until" IS 'Timestamp until the data was valid';
224 CREATE TABLE "rendered_member_statement" (
225 PRIMARY KEY ("member_id", "format"),
226 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
227 "format" TEXT,
228 "content" TEXT NOT NULL );
230 COMMENT ON TABLE "rendered_member_statement" IS 'This table may be used by frontends to cache "rendered" member statements (e.g. HTML output generated from wiki text)';
233 CREATE TABLE "setting" (
234 PRIMARY KEY ("member_id", "key"),
235 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
236 "key" TEXT NOT NULL,
237 "value" TEXT NOT NULL );
238 CREATE INDEX "setting_key_idx" ON "setting" ("key");
240 COMMENT ON TABLE "setting" IS 'Place to store a frontend specific setting for members as a string';
242 COMMENT ON COLUMN "setting"."key" IS 'Name of the setting, preceded by a frontend specific prefix';
245 CREATE TABLE "setting_map" (
246 PRIMARY KEY ("member_id", "key", "subkey"),
247 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
248 "key" TEXT NOT NULL,
249 "subkey" TEXT NOT NULL,
250 "value" TEXT NOT NULL );
251 CREATE INDEX "setting_map_key_idx" ON "setting_map" ("key");
253 COMMENT ON TABLE "setting_map" IS 'Place to store a frontend specific setting for members as a map of key value pairs';
255 COMMENT ON COLUMN "setting_map"."key" IS 'Name of the setting, preceded by a frontend specific prefix';
256 COMMENT ON COLUMN "setting_map"."subkey" IS 'Key of a map entry';
257 COMMENT ON COLUMN "setting_map"."value" IS 'Value of a map entry';
260 CREATE TABLE "member_relation_setting" (
261 PRIMARY KEY ("member_id", "key", "other_member_id"),
262 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
263 "key" TEXT NOT NULL,
264 "other_member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
265 "value" TEXT NOT NULL );
267 COMMENT ON TABLE "member_relation_setting" IS 'Place to store a frontend specific setting related to relations between members as a string';
270 CREATE TYPE "member_image_type" AS ENUM ('photo', 'avatar');
272 COMMENT ON TYPE "member_image_type" IS 'Types of images for a member';
275 CREATE TABLE "member_image" (
276 PRIMARY KEY ("member_id", "image_type", "scaled"),
277 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
278 "image_type" "member_image_type",
279 "scaled" BOOLEAN,
280 "content_type" TEXT,
281 "data" BYTEA NOT NULL );
283 COMMENT ON TABLE "member_image" IS 'Images of members';
285 COMMENT ON COLUMN "member_image"."scaled" IS 'FALSE for original image, TRUE for scaled version of the image';
288 CREATE TABLE "member_count" (
289 "calculated" TIMESTAMPTZ NOT NULL DEFAULT now(),
290 "total_count" INT4 NOT NULL );
292 COMMENT ON TABLE "member_count" IS 'Contains one row which contains the total count of active(!) members and a timestamp indicating when the total member count and area member counts were calculated';
294 COMMENT ON COLUMN "member_count"."calculated" IS 'timestamp indicating when the total member count and area member counts were calculated';
295 COMMENT ON COLUMN "member_count"."total_count" IS 'Total count of active(!) members';
298 CREATE TABLE "contact" (
299 PRIMARY KEY ("member_id", "other_member_id"),
300 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
301 "other_member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
302 "public" BOOLEAN NOT NULL DEFAULT FALSE,
303 CONSTRAINT "cant_save_yourself_as_contact"
304 CHECK ("member_id" != "other_member_id") );
305 CREATE INDEX "contact_other_member_id_idx" ON "contact" ("other_member_id");
307 COMMENT ON TABLE "contact" IS 'Contact lists';
309 COMMENT ON COLUMN "contact"."member_id" IS 'Member having the contact list';
310 COMMENT ON COLUMN "contact"."other_member_id" IS 'Member referenced in the contact list';
311 COMMENT ON COLUMN "contact"."public" IS 'TRUE = display contact publically';
314 CREATE TABLE "ignored_member" (
315 PRIMARY KEY ("member_id", "other_member_id"),
316 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
317 "other_member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
318 CREATE INDEX "ignored_member_other_member_id_idx" ON "ignored_member" ("other_member_id");
320 COMMENT ON TABLE "ignored_member" IS 'Possibility to filter other members';
322 COMMENT ON COLUMN "ignored_member"."member_id" IS 'Member ignoring someone';
323 COMMENT ON COLUMN "ignored_member"."other_member_id" IS 'Member being ignored';
326 CREATE TABLE "session" (
327 "ident" TEXT PRIMARY KEY,
328 "additional_secret" TEXT,
329 "expiry" TIMESTAMPTZ NOT NULL DEFAULT now() + '24 hours',
330 "member_id" INT4 REFERENCES "member" ("id") ON DELETE SET NULL,
331 "authority" TEXT,
332 "authority_uid" TEXT,
333 "authority_login" TEXT,
334 "needs_delegation_check" BOOLEAN NOT NULL DEFAULT FALSE,
335 "lang" TEXT );
336 CREATE INDEX "session_expiry_idx" ON "session" ("expiry");
338 COMMENT ON TABLE "session" IS 'Sessions, i.e. for a web-frontend or API layer';
340 COMMENT ON COLUMN "session"."ident" IS 'Secret session identifier (i.e. random string)';
341 COMMENT ON COLUMN "session"."additional_secret" IS 'Additional field to store a secret, which can be used against CSRF attacks';
342 COMMENT ON COLUMN "session"."member_id" IS 'Reference to member, who is logged in';
343 COMMENT ON COLUMN "session"."authority" IS 'Temporary store for "member"."authority" during member account creation';
344 COMMENT ON COLUMN "session"."authority_uid" IS 'Temporary store for "member"."authority_uid" during member account creation';
345 COMMENT ON COLUMN "session"."authority_login" IS 'Temporary store for "member"."authority_login" during member account creation';
346 COMMENT ON COLUMN "session"."needs_delegation_check" IS 'Set to TRUE, if member must perform a delegation check to proceed with login; see column "last_delegation_check" in "member" table';
347 COMMENT ON COLUMN "session"."lang" IS 'Language code of the selected language';
350 CREATE TYPE "defeat_strength" AS ENUM ('simple', 'tuple');
352 COMMENT ON TYPE "defeat_strength" IS 'How pairwise defeats are measured for the Schulze method: ''simple'' = only the number of winning votes, ''tuple'' = primarily the number of winning votes, secondarily the number of losing votes';
355 CREATE TYPE "tie_breaking" AS ENUM ('simple', 'variant1', 'variant2');
357 COMMENT ON TYPE "tie_breaking" IS 'Tie-breaker for the Schulze method: ''simple'' = only initiative ids are used, ''variant1'' = use initiative ids in variant 1 for tie breaking of the links (TBRL) and sequentially forbid shared links, ''variant2'' = use initiative ids in variant 2 for tie breaking of the links (TBRL) and sequentially forbid shared links';
360 CREATE TABLE "policy" (
361 "id" SERIAL4 PRIMARY KEY,
362 "index" INT4 NOT NULL,
363 "active" BOOLEAN NOT NULL DEFAULT TRUE,
364 "name" TEXT NOT NULL UNIQUE,
365 "description" TEXT NOT NULL DEFAULT '',
366 "polling" BOOLEAN NOT NULL DEFAULT FALSE,
367 "min_admission_time" INTERVAL,
368 "max_admission_time" INTERVAL,
369 "discussion_time" INTERVAL,
370 "verification_time" INTERVAL,
371 "voting_time" INTERVAL,
372 "issue_quorum_num" INT4,
373 "issue_quorum_den" INT4,
374 "initiative_quorum_num" INT4 NOT NULL,
375 "initiative_quorum_den" INT4 NOT NULL,
376 "defeat_strength" "defeat_strength" NOT NULL DEFAULT 'tuple',
377 "tie_breaking" "tie_breaking" NOT NULL DEFAULT 'variant1',
378 "direct_majority_num" INT4 NOT NULL DEFAULT 1,
379 "direct_majority_den" INT4 NOT NULL DEFAULT 2,
380 "direct_majority_strict" BOOLEAN NOT NULL DEFAULT TRUE,
381 "direct_majority_positive" INT4 NOT NULL DEFAULT 0,
382 "direct_majority_non_negative" INT4 NOT NULL DEFAULT 0,
383 "indirect_majority_num" INT4 NOT NULL DEFAULT 1,
384 "indirect_majority_den" INT4 NOT NULL DEFAULT 2,
385 "indirect_majority_strict" BOOLEAN NOT NULL DEFAULT TRUE,
386 "indirect_majority_positive" INT4 NOT NULL DEFAULT 0,
387 "indirect_majority_non_negative" INT4 NOT NULL DEFAULT 0,
388 "no_reverse_beat_path" BOOLEAN NOT NULL DEFAULT FALSE,
389 "no_multistage_majority" BOOLEAN NOT NULL DEFAULT FALSE,
390 CONSTRAINT "timing" CHECK (
391 ( "polling" = FALSE AND
392 "min_admission_time" NOTNULL AND "max_admission_time" NOTNULL AND
393 "min_admission_time" <= "max_admission_time" AND
394 "discussion_time" NOTNULL AND
395 "verification_time" NOTNULL AND
396 "voting_time" NOTNULL ) OR
397 ( "polling" = TRUE AND
398 "min_admission_time" ISNULL AND "max_admission_time" ISNULL AND
399 "discussion_time" NOTNULL AND
400 "verification_time" NOTNULL AND
401 "voting_time" NOTNULL ) OR
402 ( "polling" = TRUE AND
403 "min_admission_time" ISNULL AND "max_admission_time" ISNULL AND
404 "discussion_time" ISNULL AND
405 "verification_time" ISNULL AND
406 "voting_time" ISNULL ) ),
407 CONSTRAINT "issue_quorum_if_and_only_if_not_polling" CHECK (
408 "polling" = ("issue_quorum_num" ISNULL) AND
409 "polling" = ("issue_quorum_den" ISNULL) ),
410 CONSTRAINT "no_reverse_beat_path_requires_tuple_defeat_strength" CHECK (
411 "defeat_strength" = 'tuple'::"defeat_strength" OR
412 "no_reverse_beat_path" = FALSE ) );
413 CREATE INDEX "policy_active_idx" ON "policy" ("active");
415 COMMENT ON TABLE "policy" IS 'Policies for a particular proceeding type (timelimits, quorum)';
417 COMMENT ON COLUMN "policy"."index" IS 'Determines the order in listings';
418 COMMENT ON COLUMN "policy"."active" IS 'TRUE = policy can be used for new issues';
419 COMMENT ON COLUMN "policy"."polling" IS 'TRUE = special policy for non-user-generated issues without issue quorum, where certain initiatives (those having the "polling" flag set) do not need to pass the initiative quorum; "min_admission_time" and "max_admission_time" MUST be set to NULL, the other timings may be set to NULL altogether, allowing individual timing for those issues';
420 COMMENT ON COLUMN "policy"."min_admission_time" IS 'Minimum duration of issue state ''admission''; Minimum time an issue stays open';
421 COMMENT ON COLUMN "policy"."max_admission_time" IS 'Maximum duration of issue state ''admission''; Maximum time an issue stays open without being "accepted"';
422 COMMENT ON COLUMN "policy"."discussion_time" IS 'Duration of issue state ''discussion''; Regular time until an issue is "half_frozen" after being "accepted"';
423 COMMENT ON COLUMN "policy"."verification_time" IS 'Duration of issue state ''verification''; Regular time until an issue is "fully_frozen" (e.g. entering issue state ''voting'') after being "half_frozen"';
424 COMMENT ON COLUMN "policy"."voting_time" IS 'Duration of issue state ''voting''; Time after an issue is "fully_frozen" but not "closed" (duration of issue state ''voting'')';
425 COMMENT ON COLUMN "policy"."issue_quorum_num" IS 'Numerator of potential supporter quorum to be reached by one initiative of an issue to be "accepted" and enter issue state ''discussion''';
426 COMMENT ON COLUMN "policy"."issue_quorum_den" IS 'Denominator of potential supporter quorum to be reached by one initiative of an issue to be "accepted" and enter issue state ''discussion''';
427 COMMENT ON COLUMN "policy"."initiative_quorum_num" IS 'Numerator of satisfied supporter quorum to be reached by an initiative to be "admitted" for voting';
428 COMMENT ON COLUMN "policy"."initiative_quorum_den" IS 'Denominator of satisfied supporter quorum to be reached by an initiative to be "admitted" for voting';
429 COMMENT ON COLUMN "policy"."defeat_strength" IS 'How pairwise defeats are measured for the Schulze method; see type "defeat_strength"; ''tuple'' is the recommended setting';
430 COMMENT ON COLUMN "policy"."tie_breaking" IS 'Tie-breaker for the Schulze method; see type "tie_breaking"; ''variant1'' or ''variant2'' are recommended';
431 COMMENT ON COLUMN "policy"."direct_majority_num" IS 'Numerator of fraction of neccessary direct majority for initiatives to be attainable as winner';
432 COMMENT ON COLUMN "policy"."direct_majority_den" IS 'Denominator of fraction of neccessary direct majority for initaitives to be attainable as winner';
433 COMMENT ON COLUMN "policy"."direct_majority_strict" IS 'If TRUE, then the direct majority must be strictly greater than "direct_majority_num"/"direct_majority_den", otherwise it may also be equal.';
434 COMMENT ON COLUMN "policy"."direct_majority_positive" IS 'Absolute number of "positive_votes" neccessary for an initiative to be attainable as winner';
435 COMMENT ON COLUMN "policy"."direct_majority_non_negative" IS 'Absolute number of sum of "positive_votes" and abstentions neccessary for an initiative to be attainable as winner';
436 COMMENT ON COLUMN "policy"."indirect_majority_num" IS 'Numerator of fraction of neccessary indirect majority (through beat path) for initiatives to be attainable as winner';
437 COMMENT ON COLUMN "policy"."indirect_majority_den" IS 'Denominator of fraction of neccessary indirect majority (through beat path) for initiatives to be attainable as winner';
438 COMMENT ON COLUMN "policy"."indirect_majority_strict" IS 'If TRUE, then the indirect majority must be strictly greater than "indirect_majority_num"/"indirect_majority_den", otherwise it may also be equal.';
439 COMMENT ON COLUMN "policy"."indirect_majority_positive" IS 'Absolute number of votes in favor of the winner neccessary in a beat path to the status quo for an initaitive to be attainable as winner';
440 COMMENT ON COLUMN "policy"."indirect_majority_non_negative" IS 'Absolute number of sum of votes in favor and abstentions in a beat path to the status quo for an initiative to be attainable as winner';
441 COMMENT ON COLUMN "policy"."no_reverse_beat_path" IS 'EXPERIMENTAL FEATURE: Causes initiatives with "reverse_beat_path" flag to not be "eligible", thus disallowing them to be winner. See comment on column "initiative"."reverse_beat_path". This option ensures both that a winning initiative is never tied in a (weak) condorcet paradox with the status quo and a winning initiative always beats the status quo directly with a simple majority.';
442 COMMENT ON COLUMN "policy"."no_multistage_majority" IS 'EXPERIMENTAL FEATURE: Causes initiatives with "multistage_majority" flag to not be "eligible", thus disallowing them to be winner. See comment on column "initiative"."multistage_majority". This disqualifies initiatives which could cause an instable result. An instable result in this meaning is a result such that repeating the ballot with same preferences but with the winner of the first ballot as status quo would lead to a different winner in the second ballot. If there are no direct majorities required for the winner, or if in direct comparison only simple majorities are required and "no_reverse_beat_path" is true, then results are always stable and this flag does not have any effect on the winner (but still affects the "eligible" flag of an "initiative").';
445 CREATE TABLE "unit" (
446 "id" SERIAL4 PRIMARY KEY,
447 "parent_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
448 "active" BOOLEAN NOT NULL DEFAULT TRUE,
449 "name" TEXT NOT NULL,
450 "description" TEXT NOT NULL DEFAULT '',
451 "external_reference" TEXT,
452 "member_count" INT4,
453 "text_search_data" TSVECTOR );
454 CREATE INDEX "unit_root_idx" ON "unit" ("id") WHERE "parent_id" ISNULL;
455 CREATE INDEX "unit_parent_id_idx" ON "unit" ("parent_id");
456 CREATE INDEX "unit_active_idx" ON "unit" ("active");
457 CREATE INDEX "unit_text_search_data_idx" ON "unit" USING gin ("text_search_data");
458 CREATE TRIGGER "update_text_search_data"
459 BEFORE INSERT OR UPDATE ON "unit"
460 FOR EACH ROW EXECUTE PROCEDURE
461 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
462 "name", "description" );
464 COMMENT ON TABLE "unit" IS 'Organizational units organized as trees; Delegations are not inherited through these trees.';
466 COMMENT ON COLUMN "unit"."parent_id" IS 'Parent id of tree node; Multiple roots allowed';
467 COMMENT ON COLUMN "unit"."active" IS 'TRUE means new issues can be created in areas of this unit';
468 COMMENT ON COLUMN "unit"."external_reference" IS 'Opaque data field to store an external reference';
469 COMMENT ON COLUMN "unit"."member_count" IS 'Count of members as determined by column "voting_right" in table "privilege"';
472 CREATE TABLE "subscription" (
473 PRIMARY KEY ("member_id", "unit_id"),
474 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
475 "unit_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
476 CREATE INDEX "subscription_unit_id_idx" ON "subscription" ("unit_id");
478 COMMENT ON TABLE "subscription" IS 'An entry in this table denotes that the member wishes to receive notifications regardless of his/her privileges in the given unit';
481 CREATE TABLE "unit_setting" (
482 PRIMARY KEY ("member_id", "key", "unit_id"),
483 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
484 "key" TEXT NOT NULL,
485 "unit_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
486 "value" TEXT NOT NULL );
488 COMMENT ON TABLE "unit_setting" IS 'Place for frontend to store unit specific settings of members as strings';
491 CREATE TABLE "area" (
492 "id" SERIAL4 PRIMARY KEY,
493 "unit_id" INT4 NOT NULL REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
494 "active" BOOLEAN NOT NULL DEFAULT TRUE,
495 "name" TEXT NOT NULL,
496 "description" TEXT NOT NULL DEFAULT '',
497 "external_reference" TEXT,
498 "direct_member_count" INT4,
499 "member_weight" INT4,
500 "text_search_data" TSVECTOR );
501 CREATE INDEX "area_unit_id_idx" ON "area" ("unit_id");
502 CREATE INDEX "area_active_idx" ON "area" ("active");
503 CREATE INDEX "area_text_search_data_idx" ON "area" USING gin ("text_search_data");
504 CREATE TRIGGER "update_text_search_data"
505 BEFORE INSERT OR UPDATE ON "area"
506 FOR EACH ROW EXECUTE PROCEDURE
507 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
508 "name", "description" );
510 COMMENT ON TABLE "area" IS 'Subject areas';
512 COMMENT ON COLUMN "area"."active" IS 'TRUE means new issues can be created in this area';
513 COMMENT ON COLUMN "area"."external_reference" IS 'Opaque data field to store an external reference';
514 COMMENT ON COLUMN "area"."direct_member_count" IS 'Number of active members of that area (ignoring their weight), as calculated from view "area_member_count"';
515 COMMENT ON COLUMN "area"."member_weight" IS 'Same as "direct_member_count" but respecting delegations';
518 CREATE TABLE "ignored_area" (
519 PRIMARY KEY ("member_id", "area_id"),
520 "member_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
521 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
522 CREATE INDEX "ignored_area_area_id_idx" ON "ignored_area" ("area_id");
524 COMMENT ON TABLE "ignored_area" IS 'An entry in this table denotes that the member does not wish to receive notifications for the given subject area unless he/she declared interested in a particular issue';
527 CREATE TABLE "area_setting" (
528 PRIMARY KEY ("member_id", "key", "area_id"),
529 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
530 "key" TEXT NOT NULL,
531 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
532 "value" TEXT NOT NULL );
534 COMMENT ON TABLE "area_setting" IS 'Place for frontend to store area specific settings of members as strings';
537 CREATE TABLE "allowed_policy" (
538 PRIMARY KEY ("area_id", "policy_id"),
539 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
540 "policy_id" INT4 NOT NULL REFERENCES "policy" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
541 "default_policy" BOOLEAN NOT NULL DEFAULT FALSE );
542 CREATE UNIQUE INDEX "allowed_policy_one_default_per_area_idx" ON "allowed_policy" ("area_id") WHERE "default_policy";
544 COMMENT ON TABLE "allowed_policy" IS 'Selects which policies can be used in each area';
546 COMMENT ON COLUMN "allowed_policy"."default_policy" IS 'One policy per area can be set as default.';
549 CREATE TYPE "snapshot_event" AS ENUM ('periodic', 'end_of_admission', 'half_freeze', 'full_freeze');
551 COMMENT ON TYPE "snapshot_event" IS 'Reason for snapshots: ''periodic'' = due to periodic recalculation, ''end_of_admission'' = saved state at end of admission period, ''half_freeze'' = saved state at end of discussion period, ''full_freeze'' = saved state at end of verification period';
554 CREATE TYPE "issue_state" AS ENUM (
555 'admission', 'discussion', 'verification', 'voting',
556 'canceled_by_admin',
557 'canceled_revoked_before_accepted',
558 'canceled_issue_not_accepted',
559 'canceled_after_revocation_during_discussion',
560 'canceled_after_revocation_during_verification',
561 'canceled_no_initiative_admitted',
562 'finished_without_winner', 'finished_with_winner');
564 COMMENT ON TYPE "issue_state" IS 'State of issues';
567 CREATE TABLE "issue" (
568 "id" SERIAL4 PRIMARY KEY,
569 "area_id" INT4 NOT NULL REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
570 "policy_id" INT4 NOT NULL REFERENCES "policy" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
571 "admin_notice" TEXT,
572 "external_reference" TEXT,
573 "state" "issue_state" NOT NULL DEFAULT 'admission',
574 "phase_finished" TIMESTAMPTZ,
575 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
576 "accepted" TIMESTAMPTZ,
577 "half_frozen" TIMESTAMPTZ,
578 "fully_frozen" TIMESTAMPTZ,
579 "closed" TIMESTAMPTZ,
580 "cleaned" TIMESTAMPTZ,
581 "min_admission_time" INTERVAL,
582 "max_admission_time" INTERVAL,
583 "discussion_time" INTERVAL NOT NULL,
584 "verification_time" INTERVAL NOT NULL,
585 "voting_time" INTERVAL NOT NULL,
586 "snapshot" TIMESTAMPTZ,
587 "latest_snapshot_event" "snapshot_event",
588 "population" INT4,
589 "voter_count" INT4,
590 "status_quo_schulze_rank" INT4,
591 CONSTRAINT "admission_time_not_null_unless_instantly_accepted" CHECK (
592 ("min_admission_time" NOTNULL) = ("max_admission_time" NOTNULL) AND
593 ("min_admission_time" NOTNULL OR ("accepted" NOTNULL AND "accepted" = "created")) ),
594 CONSTRAINT "valid_state" CHECK (
595 (
596 ("accepted" ISNULL AND "half_frozen" ISNULL AND "fully_frozen" ISNULL ) OR
597 ("accepted" NOTNULL AND "half_frozen" ISNULL AND "fully_frozen" ISNULL ) OR
598 ("accepted" NOTNULL AND "half_frozen" NOTNULL AND "fully_frozen" ISNULL ) OR
599 ("accepted" NOTNULL AND "half_frozen" NOTNULL AND "fully_frozen" NOTNULL)
600 ) AND (
601 ("state" = 'admission' AND "closed" ISNULL AND "accepted" ISNULL) OR
602 ("state" = 'discussion' AND "closed" ISNULL AND "accepted" NOTNULL AND "half_frozen" ISNULL) OR
603 ("state" = 'verification' AND "closed" ISNULL AND "half_frozen" NOTNULL AND "fully_frozen" ISNULL) OR
604 ("state" = 'voting' AND "closed" ISNULL AND "fully_frozen" NOTNULL) OR
605 ("state" = 'canceled_by_admin' AND "closed" NOTNULL) OR
606 ("state" = 'canceled_revoked_before_accepted' AND "closed" NOTNULL AND "accepted" ISNULL) OR
607 ("state" = 'canceled_issue_not_accepted' AND "closed" NOTNULL AND "accepted" ISNULL) OR
608 ("state" = 'canceled_after_revocation_during_discussion' AND "closed" NOTNULL AND "half_frozen" ISNULL) OR
609 ("state" = 'canceled_after_revocation_during_verification' AND "closed" NOTNULL AND "fully_frozen" ISNULL) OR
610 ("state" = 'canceled_no_initiative_admitted' AND "closed" NOTNULL AND "fully_frozen" NOTNULL AND "closed" = "fully_frozen") OR
611 ("state" = 'finished_without_winner' AND "closed" NOTNULL AND "fully_frozen" NOTNULL AND "closed" != "fully_frozen") OR
612 ("state" = 'finished_with_winner' AND "closed" NOTNULL AND "fully_frozen" NOTNULL AND "closed" != "fully_frozen")
613 )),
614 CONSTRAINT "phase_finished_only_when_not_closed" CHECK (
615 "phase_finished" ISNULL OR "closed" ISNULL ),
616 CONSTRAINT "state_change_order" CHECK (
617 "created" <= "accepted" AND
618 "accepted" <= "half_frozen" AND
619 "half_frozen" <= "fully_frozen" AND
620 "fully_frozen" <= "closed" ),
621 CONSTRAINT "only_closed_issues_may_be_cleaned" CHECK (
622 "cleaned" ISNULL OR "closed" NOTNULL ),
623 CONSTRAINT "last_snapshot_on_full_freeze"
624 CHECK ("snapshot" = "fully_frozen"), -- NOTE: snapshot can be set, while frozen is NULL yet
625 CONSTRAINT "freeze_requires_snapshot"
626 CHECK ("fully_frozen" ISNULL OR "snapshot" NOTNULL),
627 CONSTRAINT "set_both_or_none_of_snapshot_and_latest_snapshot_event"
628 CHECK (("snapshot" NOTNULL) = ("latest_snapshot_event" NOTNULL)) );
629 CREATE INDEX "issue_area_id_idx" ON "issue" ("area_id");
630 CREATE INDEX "issue_policy_id_idx" ON "issue" ("policy_id");
631 CREATE INDEX "issue_created_idx" ON "issue" ("created");
632 CREATE INDEX "issue_accepted_idx" ON "issue" ("accepted");
633 CREATE INDEX "issue_half_frozen_idx" ON "issue" ("half_frozen");
634 CREATE INDEX "issue_fully_frozen_idx" ON "issue" ("fully_frozen");
635 CREATE INDEX "issue_closed_idx" ON "issue" ("closed");
636 CREATE INDEX "issue_created_idx_open" ON "issue" ("created") WHERE "closed" ISNULL;
637 CREATE INDEX "issue_closed_idx_canceled" ON "issue" ("closed") WHERE "fully_frozen" ISNULL;
639 COMMENT ON TABLE "issue" IS 'Groups of initiatives';
641 COMMENT ON COLUMN "issue"."admin_notice" IS 'Public notice by admin to explain manual interventions, or to announce corrections';
642 COMMENT ON COLUMN "issue"."external_reference" IS 'Opaque data field to store an external reference';
643 COMMENT ON COLUMN "issue"."phase_finished" IS 'Set to a value NOTNULL, if the current phase has finished, but calculations are pending; No changes in this issue shall be made by the frontend or API when this value is set';
644 COMMENT ON COLUMN "issue"."accepted" IS 'Point in time, when one initiative of issue reached the "issue_quorum"';
645 COMMENT ON COLUMN "issue"."half_frozen" IS 'Point in time, when "discussion_time" has elapsed; Frontends must ensure that for half_frozen issues a) initiatives are not revoked, b) no new drafts are created, c) no initiators are added or removed.';
646 COMMENT ON COLUMN "issue"."fully_frozen" IS 'Point in time, when "verification_time" has elapsed and voting has started; Frontends must ensure that for fully_frozen issues additionally to the restrictions for half_frozen issues a) initiatives are not created, b) no interest is created or removed, c) no supporters are added or removed, d) no opinions are created, changed or deleted.';
647 COMMENT ON COLUMN "issue"."closed" IS 'Point in time, when "max_admission_time" or "voting_time" have elapsed, and issue is no longer active; Frontends must ensure that for closed issues additionally to the restrictions for half_frozen and fully_frozen issues a) no voter is added or removed to/from the direct_voter table, b) no votes are added, modified or removed.';
648 COMMENT ON COLUMN "issue"."cleaned" IS 'Point in time, when discussion data and votes had been deleted';
649 COMMENT ON COLUMN "issue"."min_admission_time" IS 'Copied from "policy" table at creation of issue';
650 COMMENT ON COLUMN "issue"."max_admission_time" IS 'Copied from "policy" table at creation of issue';
651 COMMENT ON COLUMN "issue"."discussion_time" IS 'Copied from "policy" table at creation of issue';
652 COMMENT ON COLUMN "issue"."verification_time" IS 'Copied from "policy" table at creation of issue';
653 COMMENT ON COLUMN "issue"."voting_time" IS 'Copied from "policy" table at creation of issue';
654 COMMENT ON COLUMN "issue"."snapshot" IS 'Point in time, when snapshot tables have been updated and "population" and *_count values were precalculated';
655 COMMENT ON COLUMN "issue"."latest_snapshot_event" IS 'Event type of latest snapshot for issue; Can be used to select the latest snapshot data in the snapshot tables';
656 COMMENT ON COLUMN "issue"."population" IS 'Sum of "weight" column in table "direct_population_snapshot"';
657 COMMENT ON COLUMN "issue"."voter_count" IS 'Total number of direct and delegating voters; This value is related to the final voting, while "population" is related to snapshots before the final voting';
658 COMMENT ON COLUMN "issue"."status_quo_schulze_rank" IS 'Schulze rank of status quo, as calculated by "calculate_ranks" function';
661 CREATE TABLE "issue_order_in_admission_state" (
662 "id" INT8 PRIMARY KEY, --REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
663 "order_in_area" INT4,
664 "order_in_unit" INT4 );
666 COMMENT ON TABLE "issue_order_in_admission_state" IS 'Ordering information for issues that are not stored in the "issue" table to avoid locking of multiple issues at once; Filled/updated by "lf_update_issue_order"';
668 COMMENT ON COLUMN "issue_order_in_admission_state"."id" IS 'References "issue" ("id") but has no referential integrity trigger associated, due to performance/locking issues';
669 COMMENT ON COLUMN "issue_order_in_admission_state"."order_in_area" IS 'Order of issues in admission state within a single area; NULL values sort last';
670 COMMENT ON COLUMN "issue_order_in_admission_state"."order_in_unit" IS 'Order of issues in admission state within all areas of a unit; NULL values sort last';
673 CREATE TABLE "issue_setting" (
674 PRIMARY KEY ("member_id", "key", "issue_id"),
675 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
676 "key" TEXT NOT NULL,
677 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
678 "value" TEXT NOT NULL );
680 COMMENT ON TABLE "issue_setting" IS 'Place for frontend to store issue specific settings of members as strings';
683 CREATE TABLE "initiative" (
684 UNIQUE ("issue_id", "id"), -- index needed for foreign-key on table "vote"
685 "issue_id" INT4 NOT NULL REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
686 "id" SERIAL4 PRIMARY KEY,
687 "name" TEXT NOT NULL,
688 "polling" BOOLEAN NOT NULL DEFAULT FALSE,
689 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
690 "revoked" TIMESTAMPTZ,
691 "revoked_by_member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
692 "suggested_initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
693 "external_reference" TEXT,
694 "admitted" BOOLEAN,
695 "supporter_count" INT4,
696 "informed_supporter_count" INT4,
697 "satisfied_supporter_count" INT4,
698 "satisfied_informed_supporter_count" INT4,
699 "harmonic_weight" NUMERIC(12, 3),
700 "final_suggestion_order_calculated" BOOLEAN NOT NULL DEFAULT FALSE,
701 "first_preference_votes" INT4,
702 "positive_votes" INT4,
703 "negative_votes" INT4,
704 "direct_majority" BOOLEAN,
705 "indirect_majority" BOOLEAN,
706 "schulze_rank" INT4,
707 "better_than_status_quo" BOOLEAN,
708 "worse_than_status_quo" BOOLEAN,
709 "reverse_beat_path" BOOLEAN,
710 "multistage_majority" BOOLEAN,
711 "eligible" BOOLEAN,
712 "winner" BOOLEAN,
713 "rank" INT4,
714 "text_search_data" TSVECTOR,
715 CONSTRAINT "all_or_none_of_revoked_and_revoked_by_member_id_must_be_null"
716 CHECK (("revoked" NOTNULL) = ("revoked_by_member_id" NOTNULL)),
717 CONSTRAINT "non_revoked_initiatives_cant_suggest_other"
718 CHECK ("revoked" NOTNULL OR "suggested_initiative_id" ISNULL),
719 CONSTRAINT "revoked_initiatives_cant_be_admitted"
720 CHECK ("revoked" ISNULL OR "admitted" ISNULL),
721 CONSTRAINT "non_admitted_initiatives_cant_contain_voting_results" CHECK (
722 ( "admitted" NOTNULL AND "admitted" = TRUE ) OR
723 ( "first_preference_votes" ISNULL AND
724 "positive_votes" ISNULL AND "negative_votes" ISNULL AND
725 "direct_majority" ISNULL AND "indirect_majority" ISNULL AND
726 "schulze_rank" ISNULL AND
727 "better_than_status_quo" ISNULL AND "worse_than_status_quo" ISNULL AND
728 "reverse_beat_path" ISNULL AND "multistage_majority" ISNULL AND
729 "eligible" ISNULL AND "winner" ISNULL AND "rank" ISNULL ) ),
730 CONSTRAINT "better_excludes_worse" CHECK (NOT ("better_than_status_quo" AND "worse_than_status_quo")),
731 CONSTRAINT "minimum_requirement_to_be_eligible" CHECK (
732 "eligible" = FALSE OR
733 ("direct_majority" AND "indirect_majority" AND "better_than_status_quo") ),
734 CONSTRAINT "winner_must_be_eligible" CHECK ("winner"=FALSE OR "eligible"=TRUE),
735 CONSTRAINT "winner_must_have_first_rank" CHECK ("winner"=FALSE OR "rank"=1),
736 CONSTRAINT "eligible_at_first_rank_is_winner" CHECK ("eligible"=FALSE OR "rank"!=1 OR "winner"=TRUE),
737 CONSTRAINT "unique_rank_per_issue" UNIQUE ("issue_id", "rank") );
738 CREATE INDEX "initiative_created_idx" ON "initiative" ("created");
739 CREATE INDEX "initiative_revoked_idx" ON "initiative" ("revoked");
740 CREATE INDEX "initiative_text_search_data_idx" ON "initiative" USING gin ("text_search_data");
741 CREATE TRIGGER "update_text_search_data"
742 BEFORE INSERT OR UPDATE ON "initiative"
743 FOR EACH ROW EXECUTE PROCEDURE
744 tsvector_update_trigger('text_search_data', 'pg_catalog.simple', "name");
746 COMMENT ON TABLE "initiative" IS 'Group of members publishing drafts for resolutions to be passed; Frontends must ensure that initiatives of half_frozen issues are not revoked, and that initiatives of fully_frozen or closed issues are neither revoked nor created.';
748 COMMENT ON COLUMN "initiative"."polling" IS 'Initiative does not need to pass the initiative quorum (see "policy"."polling")';
749 COMMENT ON COLUMN "initiative"."revoked" IS 'Point in time, when one initiator decided to revoke the initiative';
750 COMMENT ON COLUMN "initiative"."revoked_by_member_id" IS 'Member, who decided to revoke the initiative';
751 COMMENT ON COLUMN "initiative"."external_reference" IS 'Opaque data field to store an external reference';
752 COMMENT ON COLUMN "initiative"."admitted" IS 'TRUE, if initiative reaches the "initiative_quorum" when freezing the issue';
753 COMMENT ON COLUMN "initiative"."supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
754 COMMENT ON COLUMN "initiative"."informed_supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
755 COMMENT ON COLUMN "initiative"."satisfied_supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
756 COMMENT ON COLUMN "initiative"."satisfied_informed_supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
757 COMMENT ON COLUMN "initiative"."harmonic_weight" IS 'Indicates the relevancy of the initiative, calculated from the potential supporters weighted with the harmonic series to avoid a large number of clones affecting other initiative''s sorting positions too much; shall be used as secondary sorting key after "admitted" as primary sorting key';
758 COMMENT ON COLUMN "initiative"."final_suggestion_order_calculated" IS 'Set to TRUE, when "proportional_order" of suggestions has been calculated the last time';
759 COMMENT ON COLUMN "initiative"."first_preference_votes" IS 'Number of direct and delegating voters who ranked this initiative as their first choice';
760 COMMENT ON COLUMN "initiative"."positive_votes" IS 'Number of direct and delegating voters who ranked this initiative better than the status quo';
761 COMMENT ON COLUMN "initiative"."negative_votes" IS 'Number of direct and delegating voters who ranked this initiative worse than the status quo';
762 COMMENT ON COLUMN "initiative"."direct_majority" IS 'TRUE, if "positive_votes"/("positive_votes"+"negative_votes") is strictly greater or greater-equal than "direct_majority_num"/"direct_majority_den", and "positive_votes" is greater-equal than "direct_majority_positive", and ("positive_votes"+abstentions) is greater-equal than "direct_majority_non_negative"';
763 COMMENT ON COLUMN "initiative"."indirect_majority" IS 'Same as "direct_majority", but also considering indirect beat paths';
764 COMMENT ON COLUMN "initiative"."schulze_rank" IS 'Schulze-Ranking';
765 COMMENT ON COLUMN "initiative"."better_than_status_quo" IS 'TRUE, if initiative has a schulze-ranking better than the status quo';
766 COMMENT ON COLUMN "initiative"."worse_than_status_quo" IS 'TRUE, if initiative has a schulze-ranking worse than the status quo (DEPRECATED, since schulze-ranking is unique per issue; use "better_than_status_quo"=FALSE)';
767 COMMENT ON COLUMN "initiative"."reverse_beat_path" IS 'TRUE, if there is a beat path (may include ties) from this initiative to the status quo; set to NULL if "policy"."defeat_strength" is set to ''simple''';
768 COMMENT ON COLUMN "initiative"."multistage_majority" IS 'TRUE, if either (a) this initiative has no better rank than the status quo, or (b) there exists a better ranked initiative X, which directly beats this initiative, and either more voters prefer X to this initiative than voters preferring X to the status quo or less voters prefer this initiative to X than voters preferring the status quo to X';
769 COMMENT ON COLUMN "initiative"."eligible" IS 'Initiative has a "direct_majority" and an "indirect_majority", is "better_than_status_quo" and depending on selected policy the initiative has no "reverse_beat_path" or "multistage_majority"';
770 COMMENT ON COLUMN "initiative"."winner" IS 'Winner is the "eligible" initiative with best "schulze_rank"';
771 COMMENT ON COLUMN "initiative"."rank" IS 'Unique ranking for all "admitted" initiatives per issue; lower rank is better; a winner always has rank 1, but rank 1 does not imply that an initiative is winner; initiatives with "direct_majority" AND "indirect_majority" always have a better (lower) rank than other initiatives';
774 CREATE TABLE "battle" (
775 "issue_id" INT4 NOT NULL,
776 "winning_initiative_id" INT4,
777 FOREIGN KEY ("issue_id", "winning_initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
778 "losing_initiative_id" INT4,
779 FOREIGN KEY ("issue_id", "losing_initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
780 "count" INT4 NOT NULL,
781 CONSTRAINT "initiative_ids_not_equal" CHECK (
782 "winning_initiative_id" != "losing_initiative_id" OR
783 ( ("winning_initiative_id" NOTNULL AND "losing_initiative_id" ISNULL) OR
784 ("winning_initiative_id" ISNULL AND "losing_initiative_id" NOTNULL) ) ) );
785 CREATE UNIQUE INDEX "battle_winning_losing_idx" ON "battle" ("issue_id", "winning_initiative_id", "losing_initiative_id");
786 CREATE UNIQUE INDEX "battle_winning_null_idx" ON "battle" ("issue_id", "winning_initiative_id") WHERE "losing_initiative_id" ISNULL;
787 CREATE UNIQUE INDEX "battle_null_losing_idx" ON "battle" ("issue_id", "losing_initiative_id") WHERE "winning_initiative_id" ISNULL;
789 COMMENT ON TABLE "battle" IS 'Number of members preferring one initiative to another; Filled by "battle_view" when closing an issue; NULL as initiative_id denotes virtual "status-quo" initiative';
792 CREATE TABLE "ignored_initiative" (
793 PRIMARY KEY ("member_id", "initiative_id"),
794 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
795 "initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
796 CREATE INDEX "ignored_initiative_initiative_id_idx" ON "ignored_initiative" ("initiative_id");
798 COMMENT ON TABLE "ignored_initiative" IS 'Possibility to filter initiatives';
801 CREATE TABLE "initiative_setting" (
802 PRIMARY KEY ("member_id", "key", "initiative_id"),
803 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
804 "key" TEXT NOT NULL,
805 "initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
806 "value" TEXT NOT NULL );
808 COMMENT ON TABLE "initiative_setting" IS 'Place for frontend to store initiative specific settings of members as strings';
811 CREATE TABLE "draft" (
812 UNIQUE ("initiative_id", "id"), -- index needed for foreign-key on table "supporter"
813 "initiative_id" INT4 NOT NULL REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
814 "id" SERIAL8 PRIMARY KEY,
815 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
816 "author_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
817 "formatting_engine" TEXT,
818 "content" TEXT NOT NULL,
819 "external_reference" TEXT,
820 "text_search_data" TSVECTOR );
821 CREATE INDEX "draft_created_idx" ON "draft" ("created");
822 CREATE INDEX "draft_author_id_created_idx" ON "draft" ("author_id", "created");
823 CREATE INDEX "draft_text_search_data_idx" ON "draft" USING gin ("text_search_data");
824 CREATE TRIGGER "update_text_search_data"
825 BEFORE INSERT OR UPDATE ON "draft"
826 FOR EACH ROW EXECUTE PROCEDURE
827 tsvector_update_trigger('text_search_data', 'pg_catalog.simple', "content");
829 COMMENT ON TABLE "draft" IS 'Drafts of initiatives to solve issues; Frontends must ensure that new drafts for initiatives of half_frozen, fully_frozen or closed issues can''t be created.';
831 COMMENT ON COLUMN "draft"."formatting_engine" IS 'Allows different formatting engines (i.e. wiki formats) to be used';
832 COMMENT ON COLUMN "draft"."content" IS 'Text of the draft in a format depending on the field "formatting_engine"';
833 COMMENT ON COLUMN "draft"."external_reference" IS 'Opaque data field to store an external reference';
836 CREATE TABLE "rendered_draft" (
837 PRIMARY KEY ("draft_id", "format"),
838 "draft_id" INT8 REFERENCES "draft" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
839 "format" TEXT,
840 "content" TEXT NOT NULL );
842 COMMENT ON TABLE "rendered_draft" IS 'This table may be used by frontends to cache "rendered" drafts (e.g. HTML output generated from wiki text)';
845 CREATE TABLE "suggestion" (
846 UNIQUE ("initiative_id", "id"), -- index needed for foreign-key on table "opinion"
847 "initiative_id" INT4 NOT NULL REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
848 "id" SERIAL8 PRIMARY KEY,
849 "draft_id" INT8 NOT NULL,
850 FOREIGN KEY ("initiative_id", "draft_id") REFERENCES "draft" ("initiative_id", "id") ON DELETE NO ACTION ON UPDATE CASCADE,
851 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
852 "author_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
853 "name" TEXT NOT NULL,
854 "formatting_engine" TEXT,
855 "content" TEXT NOT NULL DEFAULT '',
856 "external_reference" TEXT,
857 "text_search_data" TSVECTOR,
858 "minus2_unfulfilled_count" INT4,
859 "minus2_fulfilled_count" INT4,
860 "minus1_unfulfilled_count" INT4,
861 "minus1_fulfilled_count" INT4,
862 "plus1_unfulfilled_count" INT4,
863 "plus1_fulfilled_count" INT4,
864 "plus2_unfulfilled_count" INT4,
865 "plus2_fulfilled_count" INT4,
866 "proportional_order" INT4 );
867 CREATE INDEX "suggestion_created_idx" ON "suggestion" ("created");
868 CREATE INDEX "suggestion_author_id_created_idx" ON "suggestion" ("author_id", "created");
869 CREATE INDEX "suggestion_text_search_data_idx" ON "suggestion" USING gin ("text_search_data");
870 CREATE TRIGGER "update_text_search_data"
871 BEFORE INSERT OR UPDATE ON "suggestion"
872 FOR EACH ROW EXECUTE PROCEDURE
873 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
874 "name", "content");
876 COMMENT ON TABLE "suggestion" IS 'Suggestions to initiators, to change the current draft; must not be deleted explicitly, as they vanish automatically if the last opinion is deleted';
878 COMMENT ON COLUMN "suggestion"."draft_id" IS 'Draft, which the author has seen when composing the suggestion; should always be set by a frontend, but defaults to current draft of the initiative (implemented by trigger "default_for_draft_id")';
879 COMMENT ON COLUMN "suggestion"."external_reference" IS 'Opaque data field to store an external reference';
880 COMMENT ON COLUMN "suggestion"."minus2_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
881 COMMENT ON COLUMN "suggestion"."minus2_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
882 COMMENT ON COLUMN "suggestion"."minus1_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
883 COMMENT ON COLUMN "suggestion"."minus1_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
884 COMMENT ON COLUMN "suggestion"."plus1_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
885 COMMENT ON COLUMN "suggestion"."plus1_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
886 COMMENT ON COLUMN "suggestion"."plus2_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
887 COMMENT ON COLUMN "suggestion"."plus2_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
888 COMMENT ON COLUMN "suggestion"."proportional_order" IS 'To be used for sorting suggestions within an initiative; NULL values sort last; updated by "lf_update_suggestion_order"';
891 CREATE TABLE "rendered_suggestion" (
892 PRIMARY KEY ("suggestion_id", "format"),
893 "suggestion_id" INT8 REFERENCES "suggestion" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
894 "format" TEXT,
895 "content" TEXT NOT NULL );
897 COMMENT ON TABLE "rendered_suggestion" IS 'This table may be used by frontends to cache "rendered" drafts (e.g. HTML output generated from wiki text)';
900 CREATE TABLE "suggestion_setting" (
901 PRIMARY KEY ("member_id", "key", "suggestion_id"),
902 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
903 "key" TEXT NOT NULL,
904 "suggestion_id" INT8 REFERENCES "suggestion" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
905 "value" TEXT NOT NULL );
907 COMMENT ON TABLE "suggestion_setting" IS 'Place for frontend to store suggestion specific settings of members as strings';
910 CREATE TABLE "privilege" (
911 PRIMARY KEY ("unit_id", "member_id"),
912 "unit_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
913 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
914 "admin_manager" BOOLEAN NOT NULL DEFAULT FALSE,
915 "unit_manager" BOOLEAN NOT NULL DEFAULT FALSE,
916 "area_manager" BOOLEAN NOT NULL DEFAULT FALSE,
917 "member_manager" BOOLEAN NOT NULL DEFAULT FALSE,
918 "initiative_right" BOOLEAN NOT NULL DEFAULT TRUE,
919 "voting_right" BOOLEAN NOT NULL DEFAULT TRUE,
920 "polling_right" BOOLEAN NOT NULL DEFAULT FALSE );
922 COMMENT ON TABLE "privilege" IS 'Members rights related to each unit';
924 COMMENT ON COLUMN "privilege"."admin_manager" IS 'Grant/revoke any privileges to/from other members';
925 COMMENT ON COLUMN "privilege"."unit_manager" IS 'Create and disable sub units';
926 COMMENT ON COLUMN "privilege"."area_manager" IS 'Create and disable areas and set area parameters';
927 COMMENT ON COLUMN "privilege"."member_manager" IS 'Adding/removing members from the unit, granting or revoking "initiative_right" and "voting_right"';
928 COMMENT ON COLUMN "privilege"."initiative_right" IS 'Right to create an initiative';
929 COMMENT ON COLUMN "privilege"."voting_right" IS 'Right to support initiatives, create and rate suggestions, and to vote';
930 COMMENT ON COLUMN "privilege"."polling_right" IS 'Right to create issues with policies having the "policy"."polling" flag set, and to add initiatives having the "initiative"."polling" flag set to those issues';
933 CREATE TABLE "membership" (
934 PRIMARY KEY ("area_id", "member_id"),
935 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
936 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
937 CREATE INDEX "membership_member_id_idx" ON "membership" ("member_id");
939 COMMENT ON TABLE "membership" IS 'Interest of members in topic areas';
942 CREATE TABLE "interest" (
943 PRIMARY KEY ("issue_id", "member_id"),
944 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
945 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
946 CREATE INDEX "interest_member_id_idx" ON "interest" ("member_id");
948 COMMENT ON TABLE "interest" IS 'Interest of members in a particular issue; Frontends must ensure that interest for fully_frozen or closed issues is not added or removed.';
951 CREATE TABLE "initiator" (
952 PRIMARY KEY ("initiative_id", "member_id"),
953 "initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
954 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
955 "accepted" BOOLEAN );
956 CREATE INDEX "initiator_member_id_idx" ON "initiator" ("member_id");
958 COMMENT ON TABLE "initiator" IS 'Members who are allowed to post new drafts; Frontends must ensure that initiators are not added or removed from half_frozen, fully_frozen or closed initiatives.';
960 COMMENT ON COLUMN "initiator"."accepted" IS 'If "accepted" is NULL, then the member was invited to be a co-initiator, but has not answered yet. If it is TRUE, the member has accepted the invitation, if it is FALSE, the member has rejected the invitation.';
963 CREATE TABLE "supporter" (
964 "issue_id" INT4 NOT NULL,
965 PRIMARY KEY ("initiative_id", "member_id"),
966 "initiative_id" INT4,
967 "member_id" INT4,
968 "draft_id" INT8 NOT NULL,
969 FOREIGN KEY ("issue_id", "member_id") REFERENCES "interest" ("issue_id", "member_id") ON DELETE CASCADE ON UPDATE CASCADE,
970 FOREIGN KEY ("initiative_id", "draft_id") REFERENCES "draft" ("initiative_id", "id") ON DELETE NO ACTION ON UPDATE CASCADE );
971 CREATE INDEX "supporter_member_id_idx" ON "supporter" ("member_id");
973 COMMENT ON TABLE "supporter" IS 'Members who support an initiative (conditionally); Frontends must ensure that supporters are not added or removed from fully_frozen or closed initiatives.';
975 COMMENT ON COLUMN "supporter"."issue_id" IS 'WARNING: No index: For selections use column "initiative_id" and join via table "initiative" where neccessary';
976 COMMENT ON COLUMN "supporter"."draft_id" IS 'Latest seen draft; should always be set by a frontend, but defaults to current draft of the initiative (implemented by trigger "default_for_draft_id")';
979 CREATE TABLE "opinion" (
980 "initiative_id" INT4 NOT NULL,
981 PRIMARY KEY ("suggestion_id", "member_id"),
982 "suggestion_id" INT8,
983 "member_id" INT4,
984 "degree" INT2 NOT NULL CHECK ("degree" >= -2 AND "degree" <= 2 AND "degree" != 0),
985 "fulfilled" BOOLEAN NOT NULL DEFAULT FALSE,
986 FOREIGN KEY ("initiative_id", "suggestion_id") REFERENCES "suggestion" ("initiative_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
987 FOREIGN KEY ("initiative_id", "member_id") REFERENCES "supporter" ("initiative_id", "member_id") ON DELETE CASCADE ON UPDATE CASCADE );
988 CREATE INDEX "opinion_member_id_initiative_id_idx" ON "opinion" ("member_id", "initiative_id");
990 COMMENT ON TABLE "opinion" IS 'Opinion on suggestions (criticism related to initiatives); Frontends must ensure that opinions are not created modified or deleted when related to fully_frozen or closed issues.';
992 COMMENT ON COLUMN "opinion"."degree" IS '2 = fulfillment required for support; 1 = fulfillment desired; -1 = fulfillment unwanted; -2 = fulfillment cancels support';
995 CREATE TYPE "delegation_scope" AS ENUM ('unit', 'area', 'issue');
997 COMMENT ON TYPE "delegation_scope" IS 'Scope for delegations: ''unit'', ''area'', or ''issue'' (order is relevant)';
1000 CREATE TABLE "delegation" (
1001 "id" SERIAL8 PRIMARY KEY,
1002 "truster_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1003 "trustee_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1004 "scope" "delegation_scope" NOT NULL,
1005 "unit_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1006 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1007 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1008 CONSTRAINT "cant_delegate_to_yourself" CHECK ("truster_id" != "trustee_id"),
1009 CONSTRAINT "no_unit_delegation_to_null"
1010 CHECK ("trustee_id" NOTNULL OR "scope" != 'unit'),
1011 CONSTRAINT "area_id_and_issue_id_set_according_to_scope" CHECK (
1012 ("scope" = 'unit' AND "unit_id" NOTNULL AND "area_id" ISNULL AND "issue_id" ISNULL ) OR
1013 ("scope" = 'area' AND "unit_id" ISNULL AND "area_id" NOTNULL AND "issue_id" ISNULL ) OR
1014 ("scope" = 'issue' AND "unit_id" ISNULL AND "area_id" ISNULL AND "issue_id" NOTNULL) ),
1015 UNIQUE ("unit_id", "truster_id"),
1016 UNIQUE ("area_id", "truster_id"),
1017 UNIQUE ("issue_id", "truster_id") );
1018 CREATE INDEX "delegation_truster_id_idx" ON "delegation" ("truster_id");
1019 CREATE INDEX "delegation_trustee_id_idx" ON "delegation" ("trustee_id");
1021 COMMENT ON TABLE "delegation" IS 'Delegation of vote-weight to other members';
1023 COMMENT ON COLUMN "delegation"."unit_id" IS 'Reference to unit, if delegation is unit-wide, otherwise NULL';
1024 COMMENT ON COLUMN "delegation"."area_id" IS 'Reference to area, if delegation is area-wide, otherwise NULL';
1025 COMMENT ON COLUMN "delegation"."issue_id" IS 'Reference to issue, if delegation is issue-wide, otherwise NULL';
1028 CREATE TABLE "direct_population_snapshot" (
1029 PRIMARY KEY ("issue_id", "event", "member_id"),
1030 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1031 "event" "snapshot_event",
1032 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
1033 "weight" INT4 );
1034 CREATE INDEX "direct_population_snapshot_member_id_idx" ON "direct_population_snapshot" ("member_id");
1036 COMMENT ON TABLE "direct_population_snapshot" IS 'Snapshot of active members having either a "membership" in the "area" or an "interest" in the "issue"; for corrections refer to column "issue_notice" of "issue" table';
1038 COMMENT ON COLUMN "direct_population_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
1039 COMMENT ON COLUMN "direct_population_snapshot"."weight" IS 'Weight of member (1 or higher) according to "delegating_population_snapshot"';
1042 CREATE TABLE "delegating_population_snapshot" (
1043 PRIMARY KEY ("issue_id", "event", "member_id"),
1044 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1045 "event" "snapshot_event",
1046 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
1047 "weight" INT4,
1048 "scope" "delegation_scope" NOT NULL,
1049 "delegate_member_ids" INT4[] NOT NULL );
1050 CREATE INDEX "delegating_population_snapshot_member_id_idx" ON "delegating_population_snapshot" ("member_id");
1052 COMMENT ON TABLE "direct_population_snapshot" IS 'Delegations increasing the weight of entries in the "direct_population_snapshot" table; for corrections refer to column "issue_notice" of "issue" table';
1054 COMMENT ON COLUMN "delegating_population_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
1055 COMMENT ON COLUMN "delegating_population_snapshot"."member_id" IS 'Delegating member';
1056 COMMENT ON COLUMN "delegating_population_snapshot"."weight" IS 'Intermediate weight';
1057 COMMENT ON COLUMN "delegating_population_snapshot"."delegate_member_ids" IS 'Chain of members who act as delegates; last entry referes to "member_id" column of table "direct_population_snapshot"';
1060 CREATE TABLE "direct_interest_snapshot" (
1061 PRIMARY KEY ("issue_id", "event", "member_id"),
1062 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1063 "event" "snapshot_event",
1064 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
1065 "weight" INT4 );
1066 CREATE INDEX "direct_interest_snapshot_member_id_idx" ON "direct_interest_snapshot" ("member_id");
1068 COMMENT ON TABLE "direct_interest_snapshot" IS 'Snapshot of active members having an "interest" in the "issue"; for corrections refer to column "issue_notice" of "issue" table';
1070 COMMENT ON COLUMN "direct_interest_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
1071 COMMENT ON COLUMN "direct_interest_snapshot"."weight" IS 'Weight of member (1 or higher) according to "delegating_interest_snapshot"';
1074 CREATE TABLE "delegating_interest_snapshot" (
1075 PRIMARY KEY ("issue_id", "event", "member_id"),
1076 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1077 "event" "snapshot_event",
1078 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
1079 "weight" INT4,
1080 "scope" "delegation_scope" NOT NULL,
1081 "delegate_member_ids" INT4[] NOT NULL );
1082 CREATE INDEX "delegating_interest_snapshot_member_id_idx" ON "delegating_interest_snapshot" ("member_id");
1084 COMMENT ON TABLE "delegating_interest_snapshot" IS 'Delegations increasing the weight of entries in the "direct_interest_snapshot" table; for corrections refer to column "issue_notice" of "issue" table';
1086 COMMENT ON COLUMN "delegating_interest_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
1087 COMMENT ON COLUMN "delegating_interest_snapshot"."member_id" IS 'Delegating member';
1088 COMMENT ON COLUMN "delegating_interest_snapshot"."weight" IS 'Intermediate weight';
1089 COMMENT ON COLUMN "delegating_interest_snapshot"."delegate_member_ids" IS 'Chain of members who act as delegates; last entry referes to "member_id" column of table "direct_interest_snapshot"';
1092 CREATE TABLE "direct_supporter_snapshot" (
1093 "issue_id" INT4 NOT NULL,
1094 PRIMARY KEY ("initiative_id", "event", "member_id"),
1095 "initiative_id" INT4,
1096 "event" "snapshot_event",
1097 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
1098 "draft_id" INT8 NOT NULL,
1099 "informed" BOOLEAN NOT NULL,
1100 "satisfied" BOOLEAN NOT NULL,
1101 FOREIGN KEY ("issue_id", "initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
1102 FOREIGN KEY ("initiative_id", "draft_id") REFERENCES "draft" ("initiative_id", "id") ON DELETE NO ACTION ON UPDATE CASCADE,
1103 FOREIGN KEY ("issue_id", "event", "member_id") REFERENCES "direct_interest_snapshot" ("issue_id", "event", "member_id") ON DELETE CASCADE ON UPDATE CASCADE );
1104 CREATE INDEX "direct_supporter_snapshot_member_id_idx" ON "direct_supporter_snapshot" ("member_id");
1106 COMMENT ON TABLE "direct_supporter_snapshot" IS 'Snapshot of supporters of initiatives (weight is stored in "direct_interest_snapshot"); for corrections refer to column "issue_notice" of "issue" table';
1108 COMMENT ON COLUMN "direct_supporter_snapshot"."issue_id" IS 'WARNING: No index: For selections use column "initiative_id" and join via table "initiative" where neccessary';
1109 COMMENT ON COLUMN "direct_supporter_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
1110 COMMENT ON COLUMN "direct_supporter_snapshot"."informed" IS 'Supporter has seen the latest draft of the initiative';
1111 COMMENT ON COLUMN "direct_supporter_snapshot"."satisfied" IS 'Supporter has no "critical_opinion"s';
1114 CREATE TABLE "non_voter" (
1115 PRIMARY KEY ("issue_id", "member_id"),
1116 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1117 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
1118 CREATE INDEX "non_voter_member_id_idx" ON "non_voter" ("member_id");
1120 COMMENT ON TABLE "non_voter" IS 'Members who decided to not vote directly on an issue';
1123 CREATE TABLE "direct_voter" (
1124 PRIMARY KEY ("issue_id", "member_id"),
1125 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1126 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
1127 "weight" INT4,
1128 "comment_changed" TIMESTAMPTZ,
1129 "formatting_engine" TEXT,
1130 "comment" TEXT,
1131 "text_search_data" TSVECTOR );
1132 CREATE INDEX "direct_voter_member_id_idx" ON "direct_voter" ("member_id");
1133 CREATE INDEX "direct_voter_text_search_data_idx" ON "direct_voter" USING gin ("text_search_data");
1134 CREATE TRIGGER "update_text_search_data"
1135 BEFORE INSERT OR UPDATE ON "direct_voter"
1136 FOR EACH ROW EXECUTE PROCEDURE
1137 tsvector_update_trigger('text_search_data', 'pg_catalog.simple', "comment");
1139 COMMENT ON TABLE "direct_voter" IS 'Members having directly voted for/against initiatives of an issue; frontends must ensure that no voters are added or removed to/from this table when the issue has been closed; for corrections refer to column "issue_notice" of "issue" table';
1141 COMMENT ON COLUMN "direct_voter"."weight" IS 'Weight of member (1 or higher) according to "delegating_voter" table';
1142 COMMENT ON COLUMN "direct_voter"."comment_changed" IS 'Shall be set on comment change, to indicate a comment being modified after voting has been finished; Automatically set to NULL after voting phase; Automatically set to NULL by trigger, if "comment" is set to NULL';
1143 COMMENT ON COLUMN "direct_voter"."formatting_engine" IS 'Allows different formatting engines (i.e. wiki formats) to be used for "direct_voter"."comment"; Automatically set to NULL by trigger, if "comment" is set to NULL';
1144 COMMENT ON COLUMN "direct_voter"."comment" IS 'Is to be set or updated by the frontend, if comment was inserted or updated AFTER the issue has been closed. Otherwise it shall be set to NULL.';
1147 CREATE TABLE "rendered_voter_comment" (
1148 PRIMARY KEY ("issue_id", "member_id", "format"),
1149 FOREIGN KEY ("issue_id", "member_id")
1150 REFERENCES "direct_voter" ("issue_id", "member_id")
1151 ON DELETE CASCADE ON UPDATE CASCADE,
1152 "issue_id" INT4,
1153 "member_id" INT4,
1154 "format" TEXT,
1155 "content" TEXT NOT NULL );
1157 COMMENT ON TABLE "rendered_voter_comment" IS 'This table may be used by frontends to cache "rendered" voter comments (e.g. HTML output generated from wiki text)';
1160 CREATE TABLE "delegating_voter" (
1161 PRIMARY KEY ("issue_id", "member_id"),
1162 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1163 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
1164 "weight" INT4,
1165 "scope" "delegation_scope" NOT NULL,
1166 "delegate_member_ids" INT4[] NOT NULL );
1167 CREATE INDEX "delegating_voter_member_id_idx" ON "delegating_voter" ("member_id");
1169 COMMENT ON TABLE "delegating_voter" IS 'Delegations increasing the weight of entries in the "direct_voter" table; for corrections refer to column "issue_notice" of "issue" table';
1171 COMMENT ON COLUMN "delegating_voter"."member_id" IS 'Delegating member';
1172 COMMENT ON COLUMN "delegating_voter"."weight" IS 'Intermediate weight';
1173 COMMENT ON COLUMN "delegating_voter"."delegate_member_ids" IS 'Chain of members who act as delegates; last entry referes to "member_id" column of table "direct_voter"';
1176 CREATE TABLE "vote" (
1177 "issue_id" INT4 NOT NULL,
1178 PRIMARY KEY ("initiative_id", "member_id"),
1179 "initiative_id" INT4,
1180 "member_id" INT4,
1181 "grade" INT4 NOT NULL,
1182 "first_preference" BOOLEAN,
1183 FOREIGN KEY ("issue_id", "initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
1184 FOREIGN KEY ("issue_id", "member_id") REFERENCES "direct_voter" ("issue_id", "member_id") ON DELETE CASCADE ON UPDATE CASCADE,
1185 CONSTRAINT "first_preference_flag_only_set_on_positive_grades"
1186 CHECK ("grade" > 0 OR "first_preference" ISNULL) );
1187 CREATE INDEX "vote_member_id_idx" ON "vote" ("member_id");
1189 COMMENT ON TABLE "vote" IS 'Manual and delegated votes without abstentions; frontends must ensure that no votes are added modified or removed when the issue has been closed; for corrections refer to column "issue_notice" of "issue" table';
1191 COMMENT ON COLUMN "vote"."issue_id" IS 'WARNING: No index: For selections use column "initiative_id" and join via table "initiative" where neccessary';
1192 COMMENT ON COLUMN "vote"."grade" IS 'Values smaller than zero mean reject, values greater than zero mean acceptance, zero or missing row means abstention. Preferences are expressed by different positive or negative numbers.';
1193 COMMENT ON COLUMN "vote"."first_preference" IS 'Value is automatically set after voting is finished. For positive grades, this value is set to true for the highest (i.e. best) grade.';
1196 CREATE TYPE "event_type" AS ENUM (
1197 'issue_state_changed',
1198 'initiative_created_in_new_issue',
1199 'initiative_created_in_existing_issue',
1200 'initiative_revoked',
1201 'new_draft_created',
1202 'suggestion_created');
1204 COMMENT ON TYPE "event_type" IS 'Type used for column "event" of table "event"';
1207 CREATE TABLE "event" (
1208 "id" SERIAL8 PRIMARY KEY,
1209 "occurrence" TIMESTAMPTZ NOT NULL DEFAULT now(),
1210 "event" "event_type" NOT NULL,
1211 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
1212 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1213 "state" "issue_state",
1214 "initiative_id" INT4,
1215 "draft_id" INT8,
1216 "suggestion_id" INT8,
1217 FOREIGN KEY ("issue_id", "initiative_id")
1218 REFERENCES "initiative" ("issue_id", "id")
1219 ON DELETE CASCADE ON UPDATE CASCADE,
1220 FOREIGN KEY ("initiative_id", "draft_id")
1221 REFERENCES "draft" ("initiative_id", "id")
1222 ON DELETE CASCADE ON UPDATE CASCADE,
1223 FOREIGN KEY ("initiative_id", "suggestion_id")
1224 REFERENCES "suggestion" ("initiative_id", "id")
1225 ON DELETE CASCADE ON UPDATE CASCADE,
1226 CONSTRAINT "null_constr_for_issue_state_changed" CHECK (
1227 "event" != 'issue_state_changed' OR (
1228 "member_id" ISNULL AND
1229 "issue_id" NOTNULL AND
1230 "state" NOTNULL AND
1231 "initiative_id" ISNULL AND
1232 "draft_id" ISNULL AND
1233 "suggestion_id" ISNULL )),
1234 CONSTRAINT "null_constr_for_initiative_creation_or_revocation_or_new_draft" CHECK (
1235 "event" NOT IN (
1236 'initiative_created_in_new_issue',
1237 'initiative_created_in_existing_issue',
1238 'initiative_revoked',
1239 'new_draft_created'
1240 ) OR (
1241 "member_id" NOTNULL AND
1242 "issue_id" NOTNULL AND
1243 "state" NOTNULL AND
1244 "initiative_id" NOTNULL AND
1245 "draft_id" NOTNULL AND
1246 "suggestion_id" ISNULL )),
1247 CONSTRAINT "null_constr_for_suggestion_creation" CHECK (
1248 "event" != 'suggestion_created' OR (
1249 "member_id" NOTNULL AND
1250 "issue_id" NOTNULL AND
1251 "state" NOTNULL AND
1252 "initiative_id" NOTNULL AND
1253 "draft_id" ISNULL AND
1254 "suggestion_id" NOTNULL )) );
1255 CREATE INDEX "event_occurrence_idx" ON "event" ("occurrence");
1257 COMMENT ON TABLE "event" IS 'Event table, automatically filled by triggers';
1259 COMMENT ON COLUMN "event"."occurrence" IS 'Point in time, when event occurred';
1260 COMMENT ON COLUMN "event"."event" IS 'Type of event (see TYPE "event_type")';
1261 COMMENT ON COLUMN "event"."member_id" IS 'Member who caused the event, if applicable';
1262 COMMENT ON COLUMN "event"."state" IS 'If issue_id is set: state of affected issue; If state changed: new state';
1265 CREATE TABLE "notification_sent" (
1266 "event_id" INT8 NOT NULL );
1267 CREATE UNIQUE INDEX "notification_sent_singleton_idx" ON "notification_sent" ((1));
1269 COMMENT ON TABLE "notification_sent" IS 'This table stores one row with the last event_id, for which notifications have been sent out';
1270 COMMENT ON INDEX "notification_sent_singleton_idx" IS 'This index ensures that "notification_sent" only contains one row maximum.';
1273 CREATE TABLE "initiative_notification_sent" (
1274 PRIMARY KEY ("member_id", "initiative_id"),
1275 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1276 "initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1277 "last_draft_id" INT8 NOT NULL,
1278 "last_suggestion_id" INT8 NOT NULL );
1279 CREATE INDEX "initiative_notification_sent_initiative_idx" ON "initiative_notification_sent" ("initiative_id");
1283 ----------------------------------------------
1284 -- Writing of history entries and event log --
1285 ----------------------------------------------
1288 CREATE FUNCTION "write_member_history_trigger"()
1289 RETURNS TRIGGER
1290 LANGUAGE 'plpgsql' VOLATILE AS $$
1291 BEGIN
1292 IF
1293 ( NEW."active" != OLD."active" OR
1294 NEW."name" != OLD."name" ) AND
1295 OLD."activated" NOTNULL
1296 THEN
1297 INSERT INTO "member_history"
1298 ("member_id", "active", "name")
1299 VALUES (NEW."id", OLD."active", OLD."name");
1300 END IF;
1301 RETURN NULL;
1302 END;
1303 $$;
1305 CREATE TRIGGER "write_member_history"
1306 AFTER UPDATE ON "member" FOR EACH ROW EXECUTE PROCEDURE
1307 "write_member_history_trigger"();
1309 COMMENT ON FUNCTION "write_member_history_trigger"() IS 'Implementation of trigger "write_member_history" on table "member"';
1310 COMMENT ON TRIGGER "write_member_history" ON "member" IS 'When changing certain fields of a member, create a history entry in "member_history" table';
1313 CREATE FUNCTION "write_event_issue_state_changed_trigger"()
1314 RETURNS TRIGGER
1315 LANGUAGE 'plpgsql' VOLATILE AS $$
1316 BEGIN
1317 IF NEW."state" != OLD."state" THEN
1318 INSERT INTO "event" ("event", "issue_id", "state")
1319 VALUES ('issue_state_changed', NEW."id", NEW."state");
1320 END IF;
1321 RETURN NULL;
1322 END;
1323 $$;
1325 CREATE TRIGGER "write_event_issue_state_changed"
1326 AFTER UPDATE ON "issue" FOR EACH ROW EXECUTE PROCEDURE
1327 "write_event_issue_state_changed_trigger"();
1329 COMMENT ON FUNCTION "write_event_issue_state_changed_trigger"() IS 'Implementation of trigger "write_event_issue_state_changed" on table "issue"';
1330 COMMENT ON TRIGGER "write_event_issue_state_changed" ON "issue" IS 'Create entry in "event" table on "state" change';
1333 CREATE FUNCTION "write_event_initiative_or_draft_created_trigger"()
1334 RETURNS TRIGGER
1335 LANGUAGE 'plpgsql' VOLATILE AS $$
1336 DECLARE
1337 "initiative_row" "initiative"%ROWTYPE;
1338 "issue_row" "issue"%ROWTYPE;
1339 "event_v" "event_type";
1340 BEGIN
1341 SELECT * INTO "initiative_row" FROM "initiative"
1342 WHERE "id" = NEW."initiative_id";
1343 SELECT * INTO "issue_row" FROM "issue"
1344 WHERE "id" = "initiative_row"."issue_id";
1345 IF EXISTS (
1346 SELECT NULL FROM "draft"
1347 WHERE "initiative_id" = NEW."initiative_id"
1348 AND "id" != NEW."id"
1349 ) THEN
1350 "event_v" := 'new_draft_created';
1351 ELSE
1352 IF EXISTS (
1353 SELECT NULL FROM "initiative"
1354 WHERE "issue_id" = "initiative_row"."issue_id"
1355 AND "id" != "initiative_row"."id"
1356 ) THEN
1357 "event_v" := 'initiative_created_in_existing_issue';
1358 ELSE
1359 "event_v" := 'initiative_created_in_new_issue';
1360 END IF;
1361 END IF;
1362 INSERT INTO "event" (
1363 "event", "member_id",
1364 "issue_id", "state", "initiative_id", "draft_id"
1365 ) VALUES (
1366 "event_v",
1367 NEW."author_id",
1368 "initiative_row"."issue_id",
1369 "issue_row"."state",
1370 "initiative_row"."id",
1371 NEW."id" );
1372 RETURN NULL;
1373 END;
1374 $$;
1376 CREATE TRIGGER "write_event_initiative_or_draft_created"
1377 AFTER INSERT ON "draft" FOR EACH ROW EXECUTE PROCEDURE
1378 "write_event_initiative_or_draft_created_trigger"();
1380 COMMENT ON FUNCTION "write_event_initiative_or_draft_created_trigger"() IS 'Implementation of trigger "write_event_initiative_or_draft_created" on table "issue"';
1381 COMMENT ON TRIGGER "write_event_initiative_or_draft_created" ON "draft" IS 'Create entry in "event" table on draft creation';
1384 CREATE FUNCTION "write_event_initiative_revoked_trigger"()
1385 RETURNS TRIGGER
1386 LANGUAGE 'plpgsql' VOLATILE AS $$
1387 DECLARE
1388 "issue_row" "issue"%ROWTYPE;
1389 "draft_id_v" "draft"."id"%TYPE;
1390 BEGIN
1391 IF OLD."revoked" ISNULL AND NEW."revoked" NOTNULL THEN
1392 SELECT * INTO "issue_row" FROM "issue"
1393 WHERE "id" = NEW."issue_id";
1394 SELECT "id" INTO "draft_id_v" FROM "current_draft"
1395 WHERE "initiative_id" = NEW."id";
1396 INSERT INTO "event" (
1397 "event", "member_id", "issue_id", "state", "initiative_id", "draft_id"
1398 ) VALUES (
1399 'initiative_revoked',
1400 NEW."revoked_by_member_id",
1401 NEW."issue_id",
1402 "issue_row"."state",
1403 NEW."id",
1404 "draft_id_v");
1405 END IF;
1406 RETURN NULL;
1407 END;
1408 $$;
1410 CREATE TRIGGER "write_event_initiative_revoked"
1411 AFTER UPDATE ON "initiative" FOR EACH ROW EXECUTE PROCEDURE
1412 "write_event_initiative_revoked_trigger"();
1414 COMMENT ON FUNCTION "write_event_initiative_revoked_trigger"() IS 'Implementation of trigger "write_event_initiative_revoked" on table "issue"';
1415 COMMENT ON TRIGGER "write_event_initiative_revoked" ON "initiative" IS 'Create entry in "event" table, when an initiative is revoked';
1418 CREATE FUNCTION "write_event_suggestion_created_trigger"()
1419 RETURNS TRIGGER
1420 LANGUAGE 'plpgsql' VOLATILE AS $$
1421 DECLARE
1422 "initiative_row" "initiative"%ROWTYPE;
1423 "issue_row" "issue"%ROWTYPE;
1424 BEGIN
1425 SELECT * INTO "initiative_row" FROM "initiative"
1426 WHERE "id" = NEW."initiative_id";
1427 SELECT * INTO "issue_row" FROM "issue"
1428 WHERE "id" = "initiative_row"."issue_id";
1429 INSERT INTO "event" (
1430 "event", "member_id",
1431 "issue_id", "state", "initiative_id", "suggestion_id"
1432 ) VALUES (
1433 'suggestion_created',
1434 NEW."author_id",
1435 "initiative_row"."issue_id",
1436 "issue_row"."state",
1437 "initiative_row"."id",
1438 NEW."id" );
1439 RETURN NULL;
1440 END;
1441 $$;
1443 CREATE TRIGGER "write_event_suggestion_created"
1444 AFTER INSERT ON "suggestion" FOR EACH ROW EXECUTE PROCEDURE
1445 "write_event_suggestion_created_trigger"();
1447 COMMENT ON FUNCTION "write_event_suggestion_created_trigger"() IS 'Implementation of trigger "write_event_suggestion_created" on table "issue"';
1448 COMMENT ON TRIGGER "write_event_suggestion_created" ON "suggestion" IS 'Create entry in "event" table on suggestion creation';
1452 ----------------------------
1453 -- Additional constraints --
1454 ----------------------------
1457 CREATE FUNCTION "issue_requires_first_initiative_trigger"()
1458 RETURNS TRIGGER
1459 LANGUAGE 'plpgsql' VOLATILE AS $$
1460 BEGIN
1461 IF NOT EXISTS (
1462 SELECT NULL FROM "initiative" WHERE "issue_id" = NEW."id"
1463 ) THEN
1464 RAISE EXCEPTION 'Cannot create issue without an initial initiative.' USING
1465 ERRCODE = 'integrity_constraint_violation',
1466 HINT = 'Create issue, initiative, and draft within the same transaction.';
1467 END IF;
1468 RETURN NULL;
1469 END;
1470 $$;
1472 CREATE CONSTRAINT TRIGGER "issue_requires_first_initiative"
1473 AFTER INSERT OR UPDATE ON "issue" DEFERRABLE INITIALLY DEFERRED
1474 FOR EACH ROW EXECUTE PROCEDURE
1475 "issue_requires_first_initiative_trigger"();
1477 COMMENT ON FUNCTION "issue_requires_first_initiative_trigger"() IS 'Implementation of trigger "issue_requires_first_initiative" on table "issue"';
1478 COMMENT ON TRIGGER "issue_requires_first_initiative" ON "issue" IS 'Ensure that new issues have at least one initiative';
1481 CREATE FUNCTION "last_initiative_deletes_issue_trigger"()
1482 RETURNS TRIGGER
1483 LANGUAGE 'plpgsql' VOLATILE AS $$
1484 DECLARE
1485 "reference_lost" BOOLEAN;
1486 BEGIN
1487 IF TG_OP = 'DELETE' THEN
1488 "reference_lost" := TRUE;
1489 ELSE
1490 "reference_lost" := NEW."issue_id" != OLD."issue_id";
1491 END IF;
1492 IF
1493 "reference_lost" AND NOT EXISTS (
1494 SELECT NULL FROM "initiative" WHERE "issue_id" = OLD."issue_id"
1495 )
1496 THEN
1497 DELETE FROM "issue" WHERE "id" = OLD."issue_id";
1498 END IF;
1499 RETURN NULL;
1500 END;
1501 $$;
1503 CREATE CONSTRAINT TRIGGER "last_initiative_deletes_issue"
1504 AFTER UPDATE OR DELETE ON "initiative" DEFERRABLE INITIALLY DEFERRED
1505 FOR EACH ROW EXECUTE PROCEDURE
1506 "last_initiative_deletes_issue_trigger"();
1508 COMMENT ON FUNCTION "last_initiative_deletes_issue_trigger"() IS 'Implementation of trigger "last_initiative_deletes_issue" on table "initiative"';
1509 COMMENT ON TRIGGER "last_initiative_deletes_issue" ON "initiative" IS 'Removing the last initiative of an issue deletes the issue';
1512 CREATE FUNCTION "initiative_requires_first_draft_trigger"()
1513 RETURNS TRIGGER
1514 LANGUAGE 'plpgsql' VOLATILE AS $$
1515 BEGIN
1516 IF NOT EXISTS (
1517 SELECT NULL FROM "draft" WHERE "initiative_id" = NEW."id"
1518 ) THEN
1519 RAISE EXCEPTION 'Cannot create initiative without an initial draft.' USING
1520 ERRCODE = 'integrity_constraint_violation',
1521 HINT = 'Create issue, initiative and draft within the same transaction.';
1522 END IF;
1523 RETURN NULL;
1524 END;
1525 $$;
1527 CREATE CONSTRAINT TRIGGER "initiative_requires_first_draft"
1528 AFTER INSERT OR UPDATE ON "initiative" DEFERRABLE INITIALLY DEFERRED
1529 FOR EACH ROW EXECUTE PROCEDURE
1530 "initiative_requires_first_draft_trigger"();
1532 COMMENT ON FUNCTION "initiative_requires_first_draft_trigger"() IS 'Implementation of trigger "initiative_requires_first_draft" on table "initiative"';
1533 COMMENT ON TRIGGER "initiative_requires_first_draft" ON "initiative" IS 'Ensure that new initiatives have at least one draft';
1536 CREATE FUNCTION "last_draft_deletes_initiative_trigger"()
1537 RETURNS TRIGGER
1538 LANGUAGE 'plpgsql' VOLATILE AS $$
1539 DECLARE
1540 "reference_lost" BOOLEAN;
1541 BEGIN
1542 IF TG_OP = 'DELETE' THEN
1543 "reference_lost" := TRUE;
1544 ELSE
1545 "reference_lost" := NEW."initiative_id" != OLD."initiative_id";
1546 END IF;
1547 IF
1548 "reference_lost" AND NOT EXISTS (
1549 SELECT NULL FROM "draft" WHERE "initiative_id" = OLD."initiative_id"
1550 )
1551 THEN
1552 DELETE FROM "initiative" WHERE "id" = OLD."initiative_id";
1553 END IF;
1554 RETURN NULL;
1555 END;
1556 $$;
1558 CREATE CONSTRAINT TRIGGER "last_draft_deletes_initiative"
1559 AFTER UPDATE OR DELETE ON "draft" DEFERRABLE INITIALLY DEFERRED
1560 FOR EACH ROW EXECUTE PROCEDURE
1561 "last_draft_deletes_initiative_trigger"();
1563 COMMENT ON FUNCTION "last_draft_deletes_initiative_trigger"() IS 'Implementation of trigger "last_draft_deletes_initiative" on table "draft"';
1564 COMMENT ON TRIGGER "last_draft_deletes_initiative" ON "draft" IS 'Removing the last draft of an initiative deletes the initiative';
1567 CREATE FUNCTION "suggestion_requires_first_opinion_trigger"()
1568 RETURNS TRIGGER
1569 LANGUAGE 'plpgsql' VOLATILE AS $$
1570 BEGIN
1571 IF NOT EXISTS (
1572 SELECT NULL FROM "opinion" WHERE "suggestion_id" = NEW."id"
1573 ) THEN
1574 RAISE EXCEPTION 'Cannot create a suggestion without an opinion.' USING
1575 ERRCODE = 'integrity_constraint_violation',
1576 HINT = 'Create suggestion and opinion within the same transaction.';
1577 END IF;
1578 RETURN NULL;
1579 END;
1580 $$;
1582 CREATE CONSTRAINT TRIGGER "suggestion_requires_first_opinion"
1583 AFTER INSERT OR UPDATE ON "suggestion" DEFERRABLE INITIALLY DEFERRED
1584 FOR EACH ROW EXECUTE PROCEDURE
1585 "suggestion_requires_first_opinion_trigger"();
1587 COMMENT ON FUNCTION "suggestion_requires_first_opinion_trigger"() IS 'Implementation of trigger "suggestion_requires_first_opinion" on table "suggestion"';
1588 COMMENT ON TRIGGER "suggestion_requires_first_opinion" ON "suggestion" IS 'Ensure that new suggestions have at least one opinion';
1591 CREATE FUNCTION "last_opinion_deletes_suggestion_trigger"()
1592 RETURNS TRIGGER
1593 LANGUAGE 'plpgsql' VOLATILE AS $$
1594 DECLARE
1595 "reference_lost" BOOLEAN;
1596 BEGIN
1597 IF TG_OP = 'DELETE' THEN
1598 "reference_lost" := TRUE;
1599 ELSE
1600 "reference_lost" := NEW."suggestion_id" != OLD."suggestion_id";
1601 END IF;
1602 IF
1603 "reference_lost" AND NOT EXISTS (
1604 SELECT NULL FROM "opinion" WHERE "suggestion_id" = OLD."suggestion_id"
1605 )
1606 THEN
1607 DELETE FROM "suggestion" WHERE "id" = OLD."suggestion_id";
1608 END IF;
1609 RETURN NULL;
1610 END;
1611 $$;
1613 CREATE CONSTRAINT TRIGGER "last_opinion_deletes_suggestion"
1614 AFTER UPDATE OR DELETE ON "opinion" DEFERRABLE INITIALLY DEFERRED
1615 FOR EACH ROW EXECUTE PROCEDURE
1616 "last_opinion_deletes_suggestion_trigger"();
1618 COMMENT ON FUNCTION "last_opinion_deletes_suggestion_trigger"() IS 'Implementation of trigger "last_opinion_deletes_suggestion" on table "opinion"';
1619 COMMENT ON TRIGGER "last_opinion_deletes_suggestion" ON "opinion" IS 'Removing the last opinion of a suggestion deletes the suggestion';
1622 CREATE FUNCTION "non_voter_deletes_direct_voter_trigger"()
1623 RETURNS TRIGGER
1624 LANGUAGE 'plpgsql' VOLATILE AS $$
1625 BEGIN
1626 DELETE FROM "direct_voter"
1627 WHERE "issue_id" = NEW."issue_id" AND "member_id" = NEW."member_id";
1628 RETURN NULL;
1629 END;
1630 $$;
1632 CREATE TRIGGER "non_voter_deletes_direct_voter"
1633 AFTER INSERT OR UPDATE ON "non_voter"
1634 FOR EACH ROW EXECUTE PROCEDURE
1635 "non_voter_deletes_direct_voter_trigger"();
1637 COMMENT ON FUNCTION "non_voter_deletes_direct_voter_trigger"() IS 'Implementation of trigger "non_voter_deletes_direct_voter" on table "non_voter"';
1638 COMMENT ON TRIGGER "non_voter_deletes_direct_voter" ON "non_voter" IS 'An entry in the "non_voter" table deletes an entry in the "direct_voter" table (and vice versa due to trigger "direct_voter_deletes_non_voter" on table "direct_voter")';
1641 CREATE FUNCTION "direct_voter_deletes_non_voter_trigger"()
1642 RETURNS TRIGGER
1643 LANGUAGE 'plpgsql' VOLATILE AS $$
1644 BEGIN
1645 DELETE FROM "non_voter"
1646 WHERE "issue_id" = NEW."issue_id" AND "member_id" = NEW."member_id";
1647 RETURN NULL;
1648 END;
1649 $$;
1651 CREATE TRIGGER "direct_voter_deletes_non_voter"
1652 AFTER INSERT OR UPDATE ON "direct_voter"
1653 FOR EACH ROW EXECUTE PROCEDURE
1654 "direct_voter_deletes_non_voter_trigger"();
1656 COMMENT ON FUNCTION "direct_voter_deletes_non_voter_trigger"() IS 'Implementation of trigger "direct_voter_deletes_non_voter" on table "direct_voter"';
1657 COMMENT ON TRIGGER "direct_voter_deletes_non_voter" ON "direct_voter" IS 'An entry in the "direct_voter" table deletes an entry in the "non_voter" table (and vice versa due to trigger "non_voter_deletes_direct_voter" on table "non_voter")';
1660 CREATE FUNCTION "voter_comment_fields_only_set_when_voter_comment_is_set_trigger"()
1661 RETURNS TRIGGER
1662 LANGUAGE 'plpgsql' VOLATILE AS $$
1663 BEGIN
1664 IF NEW."comment" ISNULL THEN
1665 NEW."comment_changed" := NULL;
1666 NEW."formatting_engine" := NULL;
1667 END IF;
1668 RETURN NEW;
1669 END;
1670 $$;
1672 CREATE TRIGGER "voter_comment_fields_only_set_when_voter_comment_is_set"
1673 BEFORE INSERT OR UPDATE ON "direct_voter"
1674 FOR EACH ROW EXECUTE PROCEDURE
1675 "voter_comment_fields_only_set_when_voter_comment_is_set_trigger"();
1677 COMMENT ON FUNCTION "voter_comment_fields_only_set_when_voter_comment_is_set_trigger"() IS 'Implementation of trigger "voter_comment_fields_only_set_when_voter_comment_is_set" ON table "direct_voter"';
1678 COMMENT ON TRIGGER "voter_comment_fields_only_set_when_voter_comment_is_set" ON "direct_voter" IS 'If "comment" is set to NULL, then other comment related fields are also set to NULL.';
1681 ---------------------------------------------------------------
1682 -- Ensure that votes are not modified when issues are closed --
1683 ---------------------------------------------------------------
1685 -- NOTE: Frontends should ensure this anyway, but in case of programming
1686 -- errors the following triggers ensure data integrity.
1689 CREATE FUNCTION "forbid_changes_on_closed_issue_trigger"()
1690 RETURNS TRIGGER
1691 LANGUAGE 'plpgsql' VOLATILE AS $$
1692 DECLARE
1693 "issue_id_v" "issue"."id"%TYPE;
1694 "issue_row" "issue"%ROWTYPE;
1695 BEGIN
1696 IF EXISTS (
1697 SELECT NULL FROM "temporary_transaction_data"
1698 WHERE "txid" = txid_current()
1699 AND "key" = 'override_protection_triggers'
1700 AND "value" = TRUE::TEXT
1701 ) THEN
1702 RETURN NULL;
1703 END IF;
1704 IF TG_OP = 'DELETE' THEN
1705 "issue_id_v" := OLD."issue_id";
1706 ELSE
1707 "issue_id_v" := NEW."issue_id";
1708 END IF;
1709 SELECT INTO "issue_row" * FROM "issue"
1710 WHERE "id" = "issue_id_v" FOR SHARE;
1711 IF (
1712 "issue_row"."closed" NOTNULL OR (
1713 "issue_row"."state" = 'voting' AND
1714 "issue_row"."phase_finished" NOTNULL
1715 )
1716 ) THEN
1717 IF
1718 TG_RELID = 'direct_voter'::regclass AND
1719 TG_OP = 'UPDATE'
1720 THEN
1721 IF
1722 OLD."issue_id" = NEW."issue_id" AND
1723 OLD."member_id" = NEW."member_id" AND
1724 OLD."weight" = NEW."weight"
1725 THEN
1726 RETURN NULL; -- allows changing of voter comment
1727 END IF;
1728 END IF;
1729 RAISE EXCEPTION 'Tried to modify data after voting has been closed.' USING
1730 ERRCODE = 'integrity_constraint_violation';
1731 END IF;
1732 RETURN NULL;
1733 END;
1734 $$;
1736 CREATE TRIGGER "forbid_changes_on_closed_issue"
1737 AFTER INSERT OR UPDATE OR DELETE ON "direct_voter"
1738 FOR EACH ROW EXECUTE PROCEDURE
1739 "forbid_changes_on_closed_issue_trigger"();
1741 CREATE TRIGGER "forbid_changes_on_closed_issue"
1742 AFTER INSERT OR UPDATE OR DELETE ON "delegating_voter"
1743 FOR EACH ROW EXECUTE PROCEDURE
1744 "forbid_changes_on_closed_issue_trigger"();
1746 CREATE TRIGGER "forbid_changes_on_closed_issue"
1747 AFTER INSERT OR UPDATE OR DELETE ON "vote"
1748 FOR EACH ROW EXECUTE PROCEDURE
1749 "forbid_changes_on_closed_issue_trigger"();
1751 COMMENT ON FUNCTION "forbid_changes_on_closed_issue_trigger"() IS 'Implementation of triggers "forbid_changes_on_closed_issue" on tables "direct_voter", "delegating_voter" and "vote"';
1752 COMMENT ON TRIGGER "forbid_changes_on_closed_issue" ON "direct_voter" IS 'Ensures that frontends can''t tamper with votings of closed issues, in case of programming errors';
1753 COMMENT ON TRIGGER "forbid_changes_on_closed_issue" ON "delegating_voter" IS 'Ensures that frontends can''t tamper with votings of closed issues, in case of programming errors';
1754 COMMENT ON TRIGGER "forbid_changes_on_closed_issue" ON "vote" IS 'Ensures that frontends can''t tamper with votings of closed issues, in case of programming errors';
1758 --------------------------------------------------------------------
1759 -- Auto-retrieval of fields only needed for referential integrity --
1760 --------------------------------------------------------------------
1763 CREATE FUNCTION "autofill_issue_id_trigger"()
1764 RETURNS TRIGGER
1765 LANGUAGE 'plpgsql' VOLATILE AS $$
1766 BEGIN
1767 IF NEW."issue_id" ISNULL THEN
1768 SELECT "issue_id" INTO NEW."issue_id"
1769 FROM "initiative" WHERE "id" = NEW."initiative_id";
1770 END IF;
1771 RETURN NEW;
1772 END;
1773 $$;
1775 CREATE TRIGGER "autofill_issue_id" BEFORE INSERT ON "supporter"
1776 FOR EACH ROW EXECUTE PROCEDURE "autofill_issue_id_trigger"();
1778 CREATE TRIGGER "autofill_issue_id" BEFORE INSERT ON "vote"
1779 FOR EACH ROW EXECUTE PROCEDURE "autofill_issue_id_trigger"();
1781 COMMENT ON FUNCTION "autofill_issue_id_trigger"() IS 'Implementation of triggers "autofill_issue_id" on tables "supporter" and "vote"';
1782 COMMENT ON TRIGGER "autofill_issue_id" ON "supporter" IS 'Set "issue_id" field automatically, if NULL';
1783 COMMENT ON TRIGGER "autofill_issue_id" ON "vote" IS 'Set "issue_id" field automatically, if NULL';
1786 CREATE FUNCTION "autofill_initiative_id_trigger"()
1787 RETURNS TRIGGER
1788 LANGUAGE 'plpgsql' VOLATILE AS $$
1789 BEGIN
1790 IF NEW."initiative_id" ISNULL THEN
1791 SELECT "initiative_id" INTO NEW."initiative_id"
1792 FROM "suggestion" WHERE "id" = NEW."suggestion_id";
1793 END IF;
1794 RETURN NEW;
1795 END;
1796 $$;
1798 CREATE TRIGGER "autofill_initiative_id" BEFORE INSERT ON "opinion"
1799 FOR EACH ROW EXECUTE PROCEDURE "autofill_initiative_id_trigger"();
1801 COMMENT ON FUNCTION "autofill_initiative_id_trigger"() IS 'Implementation of trigger "autofill_initiative_id" on table "opinion"';
1802 COMMENT ON TRIGGER "autofill_initiative_id" ON "opinion" IS 'Set "initiative_id" field automatically, if NULL';
1806 -----------------------------------------------------
1807 -- Automatic calculation of certain default values --
1808 -----------------------------------------------------
1811 CREATE FUNCTION "copy_timings_trigger"()
1812 RETURNS TRIGGER
1813 LANGUAGE 'plpgsql' VOLATILE AS $$
1814 DECLARE
1815 "policy_row" "policy"%ROWTYPE;
1816 BEGIN
1817 SELECT * INTO "policy_row" FROM "policy"
1818 WHERE "id" = NEW."policy_id";
1819 IF NEW."min_admission_time" ISNULL THEN
1820 NEW."min_admission_time" := "policy_row"."min_admission_time";
1821 END IF;
1822 IF NEW."max_admission_time" ISNULL THEN
1823 NEW."max_admission_time" := "policy_row"."max_admission_time";
1824 END IF;
1825 IF NEW."discussion_time" ISNULL THEN
1826 NEW."discussion_time" := "policy_row"."discussion_time";
1827 END IF;
1828 IF NEW."verification_time" ISNULL THEN
1829 NEW."verification_time" := "policy_row"."verification_time";
1830 END IF;
1831 IF NEW."voting_time" ISNULL THEN
1832 NEW."voting_time" := "policy_row"."voting_time";
1833 END IF;
1834 RETURN NEW;
1835 END;
1836 $$;
1838 CREATE TRIGGER "copy_timings" BEFORE INSERT OR UPDATE ON "issue"
1839 FOR EACH ROW EXECUTE PROCEDURE "copy_timings_trigger"();
1841 COMMENT ON FUNCTION "copy_timings_trigger"() IS 'Implementation of trigger "copy_timings" on table "issue"';
1842 COMMENT ON TRIGGER "copy_timings" ON "issue" IS 'If timing fields are NULL, copy values from policy.';
1845 CREATE FUNCTION "default_for_draft_id_trigger"()
1846 RETURNS TRIGGER
1847 LANGUAGE 'plpgsql' VOLATILE AS $$
1848 BEGIN
1849 IF NEW."draft_id" ISNULL THEN
1850 SELECT "id" INTO NEW."draft_id" FROM "current_draft"
1851 WHERE "initiative_id" = NEW."initiative_id";
1852 END IF;
1853 RETURN NEW;
1854 END;
1855 $$;
1857 CREATE TRIGGER "default_for_draft_id" BEFORE INSERT OR UPDATE ON "suggestion"
1858 FOR EACH ROW EXECUTE PROCEDURE "default_for_draft_id_trigger"();
1859 CREATE TRIGGER "default_for_draft_id" BEFORE INSERT OR UPDATE ON "supporter"
1860 FOR EACH ROW EXECUTE PROCEDURE "default_for_draft_id_trigger"();
1862 COMMENT ON FUNCTION "default_for_draft_id_trigger"() IS 'Implementation of trigger "default_for_draft" on tables "supporter" and "suggestion"';
1863 COMMENT ON TRIGGER "default_for_draft_id" ON "suggestion" IS 'If "draft_id" is NULL, then use the current draft of the initiative as default';
1864 COMMENT ON TRIGGER "default_for_draft_id" ON "supporter" IS 'If "draft_id" is NULL, then use the current draft of the initiative as default';
1868 ----------------------------------------
1869 -- Automatic creation of dependencies --
1870 ----------------------------------------
1873 CREATE FUNCTION "autocreate_interest_trigger"()
1874 RETURNS TRIGGER
1875 LANGUAGE 'plpgsql' VOLATILE AS $$
1876 BEGIN
1877 IF NOT EXISTS (
1878 SELECT NULL FROM "initiative" JOIN "interest"
1879 ON "initiative"."issue_id" = "interest"."issue_id"
1880 WHERE "initiative"."id" = NEW."initiative_id"
1881 AND "interest"."member_id" = NEW."member_id"
1882 ) THEN
1883 BEGIN
1884 INSERT INTO "interest" ("issue_id", "member_id")
1885 SELECT "issue_id", NEW."member_id"
1886 FROM "initiative" WHERE "id" = NEW."initiative_id";
1887 EXCEPTION WHEN unique_violation THEN END;
1888 END IF;
1889 RETURN NEW;
1890 END;
1891 $$;
1893 CREATE TRIGGER "autocreate_interest" BEFORE INSERT ON "supporter"
1894 FOR EACH ROW EXECUTE PROCEDURE "autocreate_interest_trigger"();
1896 COMMENT ON FUNCTION "autocreate_interest_trigger"() IS 'Implementation of trigger "autocreate_interest" on table "supporter"';
1897 COMMENT ON TRIGGER "autocreate_interest" ON "supporter" IS 'Supporting an initiative implies interest in the issue, thus automatically creates an entry in the "interest" table';
1900 CREATE FUNCTION "autocreate_supporter_trigger"()
1901 RETURNS TRIGGER
1902 LANGUAGE 'plpgsql' VOLATILE AS $$
1903 BEGIN
1904 IF NOT EXISTS (
1905 SELECT NULL FROM "suggestion" JOIN "supporter"
1906 ON "suggestion"."initiative_id" = "supporter"."initiative_id"
1907 WHERE "suggestion"."id" = NEW."suggestion_id"
1908 AND "supporter"."member_id" = NEW."member_id"
1909 ) THEN
1910 BEGIN
1911 INSERT INTO "supporter" ("initiative_id", "member_id")
1912 SELECT "initiative_id", NEW."member_id"
1913 FROM "suggestion" WHERE "id" = NEW."suggestion_id";
1914 EXCEPTION WHEN unique_violation THEN END;
1915 END IF;
1916 RETURN NEW;
1917 END;
1918 $$;
1920 CREATE TRIGGER "autocreate_supporter" BEFORE INSERT ON "opinion"
1921 FOR EACH ROW EXECUTE PROCEDURE "autocreate_supporter_trigger"();
1923 COMMENT ON FUNCTION "autocreate_supporter_trigger"() IS 'Implementation of trigger "autocreate_supporter" on table "opinion"';
1924 COMMENT ON TRIGGER "autocreate_supporter" ON "opinion" IS 'Opinions can only be added for supported initiatives. This trigger automatrically creates an entry in the "supporter" table, if not existent yet.';
1928 ------------------------------------------
1929 -- Views and helper functions for views --
1930 ------------------------------------------
1933 CREATE VIEW "unit_delegation" AS
1934 SELECT
1935 "unit"."id" AS "unit_id",
1936 "delegation"."id",
1937 "delegation"."truster_id",
1938 "delegation"."trustee_id",
1939 "delegation"."scope"
1940 FROM "unit"
1941 JOIN "delegation"
1942 ON "delegation"."unit_id" = "unit"."id"
1943 JOIN "member"
1944 ON "delegation"."truster_id" = "member"."id"
1945 JOIN "privilege"
1946 ON "delegation"."unit_id" = "privilege"."unit_id"
1947 AND "delegation"."truster_id" = "privilege"."member_id"
1948 WHERE "member"."active" AND "privilege"."voting_right";
1950 COMMENT ON VIEW "unit_delegation" IS 'Unit delegations where trusters are active and have voting right';
1953 CREATE VIEW "area_delegation" AS
1954 SELECT DISTINCT ON ("area"."id", "delegation"."truster_id")
1955 "area"."id" AS "area_id",
1956 "delegation"."id",
1957 "delegation"."truster_id",
1958 "delegation"."trustee_id",
1959 "delegation"."scope"
1960 FROM "area"
1961 JOIN "delegation"
1962 ON "delegation"."unit_id" = "area"."unit_id"
1963 OR "delegation"."area_id" = "area"."id"
1964 JOIN "member"
1965 ON "delegation"."truster_id" = "member"."id"
1966 JOIN "privilege"
1967 ON "area"."unit_id" = "privilege"."unit_id"
1968 AND "delegation"."truster_id" = "privilege"."member_id"
1969 WHERE "member"."active" AND "privilege"."voting_right"
1970 ORDER BY
1971 "area"."id",
1972 "delegation"."truster_id",
1973 "delegation"."scope" DESC;
1975 COMMENT ON VIEW "area_delegation" IS 'Area delegations where trusters are active and have voting right';
1978 CREATE VIEW "issue_delegation" AS
1979 SELECT DISTINCT ON ("issue"."id", "delegation"."truster_id")
1980 "issue"."id" AS "issue_id",
1981 "delegation"."id",
1982 "delegation"."truster_id",
1983 "delegation"."trustee_id",
1984 "delegation"."scope"
1985 FROM "issue"
1986 JOIN "area"
1987 ON "area"."id" = "issue"."area_id"
1988 JOIN "delegation"
1989 ON "delegation"."unit_id" = "area"."unit_id"
1990 OR "delegation"."area_id" = "area"."id"
1991 OR "delegation"."issue_id" = "issue"."id"
1992 JOIN "member"
1993 ON "delegation"."truster_id" = "member"."id"
1994 JOIN "privilege"
1995 ON "area"."unit_id" = "privilege"."unit_id"
1996 AND "delegation"."truster_id" = "privilege"."member_id"
1997 WHERE "member"."active" AND "privilege"."voting_right"
1998 ORDER BY
1999 "issue"."id",
2000 "delegation"."truster_id",
2001 "delegation"."scope" DESC;
2003 COMMENT ON VIEW "issue_delegation" IS 'Issue delegations where trusters are active and have voting right';
2006 CREATE FUNCTION "membership_weight_with_skipping"
2007 ( "area_id_p" "area"."id"%TYPE,
2008 "member_id_p" "member"."id"%TYPE,
2009 "skip_member_ids_p" INT4[] ) -- "member"."id"%TYPE[]
2010 RETURNS INT4
2011 LANGUAGE 'plpgsql' STABLE AS $$
2012 DECLARE
2013 "sum_v" INT4;
2014 "delegation_row" "area_delegation"%ROWTYPE;
2015 BEGIN
2016 "sum_v" := 1;
2017 FOR "delegation_row" IN
2018 SELECT "area_delegation".*
2019 FROM "area_delegation" LEFT JOIN "membership"
2020 ON "membership"."area_id" = "area_id_p"
2021 AND "membership"."member_id" = "area_delegation"."truster_id"
2022 WHERE "area_delegation"."area_id" = "area_id_p"
2023 AND "area_delegation"."trustee_id" = "member_id_p"
2024 AND "membership"."member_id" ISNULL
2025 LOOP
2026 IF NOT
2027 "skip_member_ids_p" @> ARRAY["delegation_row"."truster_id"]
2028 THEN
2029 "sum_v" := "sum_v" + "membership_weight_with_skipping"(
2030 "area_id_p",
2031 "delegation_row"."truster_id",
2032 "skip_member_ids_p" || "delegation_row"."truster_id"
2033 );
2034 END IF;
2035 END LOOP;
2036 RETURN "sum_v";
2037 END;
2038 $$;
2040 COMMENT ON FUNCTION "membership_weight_with_skipping"
2041 ( "area"."id"%TYPE,
2042 "member"."id"%TYPE,
2043 INT4[] )
2044 IS 'Helper function for "membership_weight" function';
2047 CREATE FUNCTION "membership_weight"
2048 ( "area_id_p" "area"."id"%TYPE,
2049 "member_id_p" "member"."id"%TYPE ) -- "member"."id"%TYPE[]
2050 RETURNS INT4
2051 LANGUAGE 'plpgsql' STABLE AS $$
2052 BEGIN
2053 RETURN "membership_weight_with_skipping"(
2054 "area_id_p",
2055 "member_id_p",
2056 ARRAY["member_id_p"]
2057 );
2058 END;
2059 $$;
2061 COMMENT ON FUNCTION "membership_weight"
2062 ( "area"."id"%TYPE,
2063 "member"."id"%TYPE )
2064 IS 'Calculates the potential voting weight of a member in a given area';
2067 CREATE VIEW "member_count_view" AS
2068 SELECT count(1) AS "total_count" FROM "member" WHERE "active";
2070 COMMENT ON VIEW "member_count_view" IS 'View used to update "member_count" table';
2073 CREATE VIEW "unit_member_count" AS
2074 SELECT
2075 "unit"."id" AS "unit_id",
2076 count("member"."id") AS "member_count"
2077 FROM "unit"
2078 LEFT JOIN "privilege"
2079 ON "privilege"."unit_id" = "unit"."id"
2080 AND "privilege"."voting_right"
2081 LEFT JOIN "member"
2082 ON "member"."id" = "privilege"."member_id"
2083 AND "member"."active"
2084 GROUP BY "unit"."id";
2086 COMMENT ON VIEW "unit_member_count" IS 'View used to update "member_count" column of "unit" table';
2089 CREATE VIEW "area_member_count" AS
2090 SELECT
2091 "area"."id" AS "area_id",
2092 count("member"."id") AS "direct_member_count",
2093 coalesce(
2094 sum(
2095 CASE WHEN "member"."id" NOTNULL THEN
2096 "membership_weight"("area"."id", "member"."id")
2097 ELSE 0 END
2098 )
2099 ) AS "member_weight"
2100 FROM "area"
2101 LEFT JOIN "membership"
2102 ON "area"."id" = "membership"."area_id"
2103 LEFT JOIN "privilege"
2104 ON "privilege"."unit_id" = "area"."unit_id"
2105 AND "privilege"."member_id" = "membership"."member_id"
2106 AND "privilege"."voting_right"
2107 LEFT JOIN "member"
2108 ON "member"."id" = "privilege"."member_id" -- NOTE: no membership here!
2109 AND "member"."active"
2110 GROUP BY "area"."id";
2112 COMMENT ON VIEW "area_member_count" IS 'View used to update "direct_member_count" and "member_weight" columns of table "area"';
2115 CREATE VIEW "opening_draft" AS
2116 SELECT "draft".* FROM (
2117 SELECT
2118 "initiative"."id" AS "initiative_id",
2119 min("draft"."id") AS "draft_id"
2120 FROM "initiative" JOIN "draft"
2121 ON "initiative"."id" = "draft"."initiative_id"
2122 GROUP BY "initiative"."id"
2123 ) AS "subquery"
2124 JOIN "draft" ON "subquery"."draft_id" = "draft"."id";
2126 COMMENT ON VIEW "opening_draft" IS 'First drafts of all initiatives';
2129 CREATE VIEW "current_draft" AS
2130 SELECT "draft".* FROM (
2131 SELECT
2132 "initiative"."id" AS "initiative_id",
2133 max("draft"."id") AS "draft_id"
2134 FROM "initiative" JOIN "draft"
2135 ON "initiative"."id" = "draft"."initiative_id"
2136 GROUP BY "initiative"."id"
2137 ) AS "subquery"
2138 JOIN "draft" ON "subquery"."draft_id" = "draft"."id";
2140 COMMENT ON VIEW "current_draft" IS 'All latest drafts for each initiative';
2143 CREATE VIEW "critical_opinion" AS
2144 SELECT * FROM "opinion"
2145 WHERE ("degree" = 2 AND "fulfilled" = FALSE)
2146 OR ("degree" = -2 AND "fulfilled" = TRUE);
2148 COMMENT ON VIEW "critical_opinion" IS 'Opinions currently causing dissatisfaction';
2151 CREATE VIEW "issue_supporter_in_admission_state" AS
2152 SELECT DISTINCT -- TODO: DISTINCT needed?
2153 "area"."unit_id",
2154 "issue"."area_id",
2155 "issue"."id" AS "issue_id",
2156 "supporter"."member_id",
2157 "direct_interest_snapshot"."weight"
2158 FROM "issue"
2159 JOIN "area" ON "area"."id" = "issue"."area_id"
2160 JOIN "supporter" ON "supporter"."issue_id" = "issue"."id"
2161 JOIN "direct_interest_snapshot"
2162 ON "direct_interest_snapshot"."issue_id" = "issue"."id"
2163 AND "direct_interest_snapshot"."event" = "issue"."latest_snapshot_event"
2164 AND "direct_interest_snapshot"."member_id" = "supporter"."member_id"
2165 WHERE "issue"."state" = 'admission'::"issue_state";
2167 COMMENT ON VIEW "issue_supporter_in_admission_state" IS 'Helper view for "lf_update_issue_order" to allow a (proportional) ordering of issues within an area';
2170 CREATE VIEW "initiative_suggestion_order_calculation" AS
2171 SELECT
2172 "initiative"."id" AS "initiative_id",
2173 ("issue"."closed" NOTNULL OR "issue"."fully_frozen" NOTNULL) AS "final"
2174 FROM "initiative" JOIN "issue"
2175 ON "initiative"."issue_id" = "issue"."id"
2176 WHERE ("issue"."closed" ISNULL AND "issue"."fully_frozen" ISNULL)
2177 OR ("initiative"."final_suggestion_order_calculated" = FALSE);
2179 COMMENT ON VIEW "initiative_suggestion_order_calculation" IS 'Initiatives, where the "proportional_order" of its suggestions has to be calculated';
2181 COMMENT ON COLUMN "initiative_suggestion_order_calculation"."final" IS 'Set to TRUE, if the issue is fully frozen or closed, and the calculation has to be done only once for one last time';
2184 CREATE VIEW "individual_suggestion_ranking" AS
2185 SELECT
2186 "opinion"."initiative_id",
2187 "opinion"."member_id",
2188 "direct_interest_snapshot"."weight",
2189 CASE WHEN
2190 ("opinion"."degree" = 2 AND "opinion"."fulfilled" = FALSE) OR
2191 ("opinion"."degree" = -2 AND "opinion"."fulfilled" = TRUE)
2192 THEN 1 ELSE
2193 CASE WHEN
2194 ("opinion"."degree" = 1 AND "opinion"."fulfilled" = FALSE) OR
2195 ("opinion"."degree" = -1 AND "opinion"."fulfilled" = TRUE)
2196 THEN 2 ELSE
2197 CASE WHEN
2198 ("opinion"."degree" = 2 AND "opinion"."fulfilled" = TRUE) OR
2199 ("opinion"."degree" = -2 AND "opinion"."fulfilled" = FALSE)
2200 THEN 3 ELSE 4 END
2201 END
2202 END AS "preference",
2203 "opinion"."suggestion_id"
2204 FROM "opinion"
2205 JOIN "initiative" ON "initiative"."id" = "opinion"."initiative_id"
2206 JOIN "issue" ON "issue"."id" = "initiative"."issue_id"
2207 JOIN "direct_interest_snapshot"
2208 ON "direct_interest_snapshot"."issue_id" = "issue"."id"
2209 AND "direct_interest_snapshot"."event" = "issue"."latest_snapshot_event"
2210 AND "direct_interest_snapshot"."member_id" = "opinion"."member_id";
2212 COMMENT ON VIEW "individual_suggestion_ranking" IS 'Helper view for "lf_update_suggestion_order" to allow a proportional ordering of suggestions within an initiative';
2215 CREATE VIEW "battle_participant" AS
2216 SELECT "initiative"."id", "initiative"."issue_id"
2217 FROM "issue" JOIN "initiative"
2218 ON "issue"."id" = "initiative"."issue_id"
2219 WHERE "initiative"."admitted"
2220 UNION ALL
2221 SELECT NULL, "id" AS "issue_id"
2222 FROM "issue";
2224 COMMENT ON VIEW "battle_participant" IS 'Helper view for "battle_view" containing admitted initiatives plus virtual "status-quo" initiative denoted by NULL reference';
2227 CREATE VIEW "battle_view" AS
2228 SELECT
2229 "issue"."id" AS "issue_id",
2230 "winning_initiative"."id" AS "winning_initiative_id",
2231 "losing_initiative"."id" AS "losing_initiative_id",
2232 sum(
2233 CASE WHEN
2234 coalesce("better_vote"."grade", 0) >
2235 coalesce("worse_vote"."grade", 0)
2236 THEN "direct_voter"."weight" ELSE 0 END
2237 ) AS "count"
2238 FROM "issue"
2239 LEFT JOIN "direct_voter"
2240 ON "issue"."id" = "direct_voter"."issue_id"
2241 JOIN "battle_participant" AS "winning_initiative"
2242 ON "issue"."id" = "winning_initiative"."issue_id"
2243 JOIN "battle_participant" AS "losing_initiative"
2244 ON "issue"."id" = "losing_initiative"."issue_id"
2245 LEFT JOIN "vote" AS "better_vote"
2246 ON "direct_voter"."member_id" = "better_vote"."member_id"
2247 AND "winning_initiative"."id" = "better_vote"."initiative_id"
2248 LEFT JOIN "vote" AS "worse_vote"
2249 ON "direct_voter"."member_id" = "worse_vote"."member_id"
2250 AND "losing_initiative"."id" = "worse_vote"."initiative_id"
2251 WHERE "issue"."state" = 'voting'
2252 AND "issue"."phase_finished" NOTNULL
2253 AND (
2254 "winning_initiative"."id" != "losing_initiative"."id" OR
2255 ( ("winning_initiative"."id" NOTNULL AND "losing_initiative"."id" ISNULL) OR
2256 ("winning_initiative"."id" ISNULL AND "losing_initiative"."id" NOTNULL) ) )
2257 GROUP BY
2258 "issue"."id",
2259 "winning_initiative"."id",
2260 "losing_initiative"."id";
2262 COMMENT ON VIEW "battle_view" IS 'Number of members preferring one initiative (or status-quo) to another initiative (or status-quo); Used to fill "battle" table';
2265 CREATE VIEW "expired_session" AS
2266 SELECT * FROM "session" WHERE now() > "expiry";
2268 CREATE RULE "delete" AS ON DELETE TO "expired_session" DO INSTEAD
2269 DELETE FROM "session" WHERE "ident" = OLD."ident";
2271 COMMENT ON VIEW "expired_session" IS 'View containing all expired sessions where DELETE is possible';
2272 COMMENT ON RULE "delete" ON "expired_session" IS 'Rule allowing DELETE on rows in "expired_session" view, i.e. DELETE FROM "expired_session"';
2275 CREATE VIEW "open_issue" AS
2276 SELECT * FROM "issue" WHERE "closed" ISNULL;
2278 COMMENT ON VIEW "open_issue" IS 'All open issues';
2281 CREATE VIEW "member_contingent" AS
2282 SELECT
2283 "member"."id" AS "member_id",
2284 "contingent"."polling",
2285 "contingent"."time_frame",
2286 CASE WHEN "contingent"."text_entry_limit" NOTNULL THEN
2287 (
2288 SELECT count(1) FROM "draft"
2289 JOIN "initiative" ON "initiative"."id" = "draft"."initiative_id"
2290 WHERE "draft"."author_id" = "member"."id"
2291 AND "initiative"."polling" = "contingent"."polling"
2292 AND "draft"."created" > now() - "contingent"."time_frame"
2293 ) + (
2294 SELECT count(1) FROM "suggestion"
2295 JOIN "initiative" ON "initiative"."id" = "suggestion"."initiative_id"
2296 WHERE "suggestion"."author_id" = "member"."id"
2297 AND "contingent"."polling" = FALSE
2298 AND "suggestion"."created" > now() - "contingent"."time_frame"
2299 )
2300 ELSE NULL END AS "text_entry_count",
2301 "contingent"."text_entry_limit",
2302 CASE WHEN "contingent"."initiative_limit" NOTNULL THEN (
2303 SELECT count(1) FROM "opening_draft" AS "draft"
2304 JOIN "initiative" ON "initiative"."id" = "draft"."initiative_id"
2305 WHERE "draft"."author_id" = "member"."id"
2306 AND "initiative"."polling" = "contingent"."polling"
2307 AND "draft"."created" > now() - "contingent"."time_frame"
2308 ) ELSE NULL END AS "initiative_count",
2309 "contingent"."initiative_limit"
2310 FROM "member" CROSS JOIN "contingent";
2312 COMMENT ON VIEW "member_contingent" IS 'Actual counts of text entries and initiatives are calculated per member for each limit in the "contingent" table.';
2314 COMMENT ON COLUMN "member_contingent"."text_entry_count" IS 'Only calculated when "text_entry_limit" is not null in the same row';
2315 COMMENT ON COLUMN "member_contingent"."initiative_count" IS 'Only calculated when "initiative_limit" is not null in the same row';
2318 CREATE VIEW "member_contingent_left" AS
2319 SELECT
2320 "member_id",
2321 "polling",
2322 max("text_entry_limit" - "text_entry_count") AS "text_entries_left",
2323 max("initiative_limit" - "initiative_count") AS "initiatives_left"
2324 FROM "member_contingent" GROUP BY "member_id", "polling";
2326 COMMENT ON VIEW "member_contingent_left" IS 'Amount of text entries or initiatives which can be posted now instantly by a member. This view should be used by a frontend to determine, if the contingent for posting is exhausted.';
2329 CREATE VIEW "event_seen_by_member" AS
2330 SELECT
2331 "member"."id" AS "seen_by_member_id",
2332 CASE WHEN "event"."state" IN (
2333 'voting',
2334 'finished_without_winner',
2335 'finished_with_winner'
2336 ) THEN
2337 'voting'::"notify_level"
2338 ELSE
2339 CASE WHEN "event"."state" IN (
2340 'verification',
2341 'canceled_after_revocation_during_verification',
2342 'canceled_no_initiative_admitted'
2343 ) THEN
2344 'verification'::"notify_level"
2345 ELSE
2346 CASE WHEN "event"."state" IN (
2347 'discussion',
2348 'canceled_after_revocation_during_discussion'
2349 ) THEN
2350 'discussion'::"notify_level"
2351 ELSE
2352 'all'::"notify_level"
2353 END
2354 END
2355 END AS "notify_level",
2356 "event".*
2357 FROM "member" CROSS JOIN "event"
2358 LEFT JOIN "issue"
2359 ON "event"."issue_id" = "issue"."id"
2360 LEFT JOIN "membership"
2361 ON "member"."id" = "membership"."member_id"
2362 AND "issue"."area_id" = "membership"."area_id"
2363 LEFT JOIN "interest"
2364 ON "member"."id" = "interest"."member_id"
2365 AND "event"."issue_id" = "interest"."issue_id"
2366 LEFT JOIN "ignored_member"
2367 ON "member"."id" = "ignored_member"."member_id"
2368 AND "event"."member_id" = "ignored_member"."other_member_id"
2369 LEFT JOIN "ignored_initiative"
2370 ON "member"."id" = "ignored_initiative"."member_id"
2371 AND "event"."initiative_id" = "ignored_initiative"."initiative_id"
2372 WHERE (
2373 "interest"."member_id" NOTNULL OR
2374 ( "membership"."member_id" NOTNULL AND
2375 "event"."event" IN (
2376 'issue_state_changed',
2377 'initiative_created_in_new_issue',
2378 'initiative_created_in_existing_issue',
2379 'initiative_revoked' ) ) )
2380 AND "ignored_member"."member_id" ISNULL
2381 AND "ignored_initiative"."member_id" ISNULL;
2383 COMMENT ON VIEW "event_seen_by_member" IS 'Events as seen by a member, depending on its memberships, interests and support, but ignoring members "notify_level"';
2386 CREATE VIEW "updated_initiative" AS
2387 SELECT
2388 "supporter"."member_id" AS "seen_by_member_id",
2389 TRUE AS "supported",
2390 EXISTS (
2391 SELECT NULL FROM "draft"
2392 WHERE "draft"."initiative_id" = "initiative"."id"
2393 AND "draft"."id" > "supporter"."draft_id"
2394 ) AS "new_draft",
2395 ( SELECT count(1) FROM "suggestion"
2396 LEFT JOIN "opinion" ON
2397 "opinion"."member_id" = "supporter"."member_id" AND
2398 "opinion"."suggestion_id" = "suggestion"."id"
2399 WHERE "suggestion"."initiative_id" = "initiative"."id"
2400 AND "opinion"."member_id" ISNULL
2401 AND COALESCE(
2402 "suggestion"."id" > "sent"."last_suggestion_id",
2403 TRUE
2404 )
2405 ) AS "new_suggestion_count",
2406 FALSE AS "featured",
2407 NOT EXISTS (
2408 SELECT NULL FROM "initiative" AS "better_initiative"
2409 WHERE
2410 "better_initiative"."issue_id" = "initiative"."issue_id"
2411 AND
2412 ( COALESCE("better_initiative"."harmonic_weight", -1),
2413 -"better_initiative"."id" ) >
2414 ( COALESCE("initiative"."harmonic_weight", -1),
2415 -"initiative"."id" )
2416 ) AS "leading",
2417 "initiative".*
2418 FROM "supporter" JOIN "initiative"
2419 ON "supporter"."initiative_id" = "initiative"."id"
2420 LEFT JOIN "initiative_notification_sent" AS "sent"
2421 ON "sent"."member_id" = "supporter"."member_id"
2422 AND "sent"."initiative_id" = "initiative"."id"
2423 JOIN "issue" ON "issue"."id" = "initiative"."issue_id"
2424 WHERE "issue"."state" IN ('admission', 'discussion')
2425 AND (
2426 EXISTS (
2427 SELECT NULL FROM "draft"
2428 WHERE "draft"."initiative_id" = "initiative"."id"
2429 AND "draft"."id" > "supporter"."draft_id"
2430 ) OR EXISTS (
2431 SELECT NULL FROM "suggestion"
2432 LEFT JOIN "opinion" ON
2433 "opinion"."member_id" = "supporter"."member_id" AND
2434 "opinion"."suggestion_id" = "suggestion"."id"
2435 WHERE "suggestion"."initiative_id" = "initiative"."id"
2436 AND "opinion"."member_id" ISNULL
2437 AND COALESCE(
2438 "suggestion"."id" > "sent"."last_suggestion_id",
2439 TRUE
2440 )
2441 )
2442 );
2444 CREATE FUNCTION "featured_initiative"
2445 ( "member_id_p" "member"."id"%TYPE,
2446 "area_id_p" "area"."id"%TYPE )
2447 RETURNS SETOF "initiative"
2448 LANGUAGE 'plpgsql' STABLE AS $$
2449 DECLARE
2450 "member_row" "member"%ROWTYPE;
2451 "member_id_v" "member"."id"%TYPE;
2452 "seed_v" TEXT;
2453 "result_row" "initiative"%ROWTYPE;
2454 "match_v" BOOLEAN;
2455 "initiative_id_ary" INT4[]; --"initiative"."id"%TYPE[]
2456 BEGIN
2457 SELECT INTO "member_row" * FROM "member" WHERE "id" = "member_id_p";
2458 "initiative_id_ary" := '{}';
2459 LOOP
2460 "match_v" := FALSE;
2461 FOR "member_id_v", "seed_v" IN
2462 SELECT * FROM (
2463 SELECT DISTINCT
2464 "supporter"."member_id",
2465 md5("member_id_p" || '-' || "member_row"."notification_counter" || '-' || "area_id_p" || '-' || "supporter"."member_id") AS "seed"
2466 FROM "supporter"
2467 JOIN "member" ON "member"."id" = "supporter"."member_id"
2468 JOIN "initiative" ON "initiative"."id" = "supporter"."initiative_id"
2469 JOIN "issue" ON "issue"."id" = "initiative"."issue_id"
2470 WHERE "supporter"."member_id" != "member_id_p"
2471 AND "issue"."area_id" = "area_id_p"
2472 AND "issue"."state" IN ('admission', 'discussion', 'verification')
2473 ) AS "subquery"
2474 ORDER BY "seed"
2475 LOOP
2476 SELECT "initiative".* INTO "result_row"
2477 FROM "initiative"
2478 JOIN "issue" ON "issue"."id" = "initiative"."issue_id"
2479 JOIN "supporter" ON "supporter"."initiative_id" = "initiative"."id"
2480 LEFT JOIN "supporter" AS "self_support" ON
2481 "self_support"."initiative_id" = "initiative"."id" AND
2482 "self_support"."member_id" = "member_id_p"
2483 WHERE "supporter"."member_id" = "member_id_v"
2484 AND "issue"."area_id" = "area_id_p"
2485 AND "issue"."state" IN ('admission', 'discussion', 'verification')
2486 AND "self_support"."member_id" ISNULL
2487 AND NOT "initiative_id_ary" @> ARRAY["initiative"."id"]
2488 ORDER BY md5("seed_v" || '-' || "initiative"."id")
2489 LIMIT 1;
2490 IF FOUND THEN
2491 "match_v" := TRUE;
2492 "initiative_id_ary" := "initiative_id_ary" || "result_row"."id";
2493 RETURN NEXT "result_row";
2494 IF array_length("initiative_id_ary", 1) >= "member_row"."notification_sample_size" THEN
2495 RETURN;
2496 END IF;
2497 END IF;
2498 END LOOP;
2499 EXIT WHEN NOT "match_v";
2500 END LOOP;
2501 RETURN;
2502 END;
2503 $$;
2505 CREATE VIEW "updated_or_featured_initiative" AS
2506 SELECT * FROM "updated_initiative"
2507 UNION ALL
2508 SELECT
2509 "member"."id" AS "seen_by_member_id",
2510 FALSE AS "supported",
2511 EXISTS (
2512 SELECT NULL FROM "draft"
2513 WHERE "draft"."initiative_id" = "initiative"."id"
2514 AND COALESCE(
2515 "draft"."id" > "sent"."last_draft_id",
2516 TRUE
2517 )
2518 ) AS "new_draft",
2519 ( SELECT count(1) FROM "suggestion"
2520 WHERE "suggestion"."initiative_id" = "initiative"."id"
2521 AND COALESCE(
2522 "suggestion"."id" > "sent"."last_suggestion_id",
2523 TRUE
2524 )
2525 ) AS "new_suggestion_count",
2526 TRUE AS "featured",
2527 NOT EXISTS (
2528 SELECT NULL FROM "initiative" AS "better_initiative"
2529 WHERE
2530 "better_initiative"."issue_id" = "initiative"."issue_id"
2531 AND
2532 ( COALESCE("better_initiative"."harmonic_weight", -1),
2533 -"better_initiative"."id" ) >
2534 ( COALESCE("initiative"."harmonic_weight", -1),
2535 -"initiative"."id" )
2536 ) AS "leading",
2537 "initiative".*
2538 FROM "member" CROSS JOIN "area"
2539 CROSS JOIN LATERAL
2540 "featured_initiative"("member"."id", "area"."id") AS "initiative"
2541 LEFT JOIN "initiative_notification_sent" AS "sent"
2542 ON "sent"."member_id" = "member"."id"
2543 AND "sent"."initiative_id" = "initiative"."id";
2545 CREATE VIEW "leading_complement_initiative" AS
2546 SELECT * FROM (
2547 SELECT DISTINCT ON ("seen_by_member_id", "initiative"."issue_id")
2548 "uf_initiative"."seen_by_member_id",
2549 "supporter"."member_id" NOTNULL AS "supported",
2550 CASE WHEN "supporter"."member_id" NOTNULL THEN FALSE ELSE
2551 EXISTS (
2552 SELECT NULL FROM "draft"
2553 WHERE "draft"."initiative_id" = "initiative"."id"
2554 AND COALESCE(
2555 "draft"."id" > "sent"."last_draft_id",
2556 TRUE
2557 )
2558 )
2559 END AS "new_draft",
2560 CASE WHEN "supporter"."member_id" NOTNULL THEN 0 ELSE
2561 ( SELECT count(1) FROM "suggestion"
2562 WHERE "suggestion"."initiative_id" = "initiative"."id"
2563 AND COALESCE(
2564 "suggestion"."id" > "sent"."last_suggestion_id",
2565 TRUE
2566 )
2567 )
2568 END AS "new_suggestion_count",
2569 FALSE AS "featured",
2570 TRUE AS "leading",
2571 "initiative".*
2572 FROM "updated_or_featured_initiative" AS "uf_initiative"
2573 JOIN "initiative" ON
2574 "uf_initiative"."issue_id" = "initiative"."issue_id"
2575 LEFT JOIN "supporter" ON
2576 "supporter"."member_id" = "uf_initiative"."seen_by_member_id" AND
2577 "supporter"."initiative_id" = "initiative"."id"
2578 LEFT JOIN "initiative_notification_sent" AS "sent"
2579 ON "sent"."member_id" = "uf_initiative"."seen_by_member_id"
2580 AND "sent"."initiative_id" = "initiative"."id"
2581 ORDER BY
2582 "seen_by_member_id",
2583 "initiative"."issue_id",
2584 "initiative"."harmonic_weight" DESC,
2585 "initiative"."id"
2586 ) AS "subquery"
2587 WHERE NOT EXISTS (
2588 SELECT NULL FROM "updated_or_featured_initiative" AS "other"
2589 WHERE "other"."seen_by_member_id" = "subquery"."seen_by_member_id"
2590 AND "other"."id" = "subquery"."id"
2591 );
2593 CREATE VIEW "unfiltered_initiative_for_notification" AS
2594 SELECT * FROM "updated_or_featured_initiative"
2595 UNION ALL
2596 SELECT * FROM "leading_complement_initiative";
2598 CREATE VIEW "initiative_for_notification" AS
2599 SELECT "initiative1".*
2600 FROM "unfiltered_initiative_for_notification" "initiative1"
2601 JOIN "issue" AS "issue1" ON "initiative1"."issue_id" = "issue1"."id"
2602 WHERE EXISTS (
2603 SELECT NULL
2604 FROM "unfiltered_initiative_for_notification" "initiative2"
2605 JOIN "issue" AS "issue2" ON "initiative2"."issue_id" = "issue2"."id"
2606 WHERE "initiative1"."seen_by_member_id" = "initiative2"."seen_by_member_id"
2607 AND "issue1"."area_id" = "issue2"."area_id"
2608 AND ( "initiative2"."new_draft" OR "initiative2"."new_suggestion_count" > 0 )
2609 );
2613 ------------------------------------------------------
2614 -- Row set returning function for delegation chains --
2615 ------------------------------------------------------
2618 CREATE TYPE "delegation_chain_loop_tag" AS ENUM
2619 ('first', 'intermediate', 'last', 'repetition');
2621 COMMENT ON TYPE "delegation_chain_loop_tag" IS 'Type for loop tags in "delegation_chain_row" type';
2624 CREATE TYPE "delegation_chain_row" AS (
2625 "index" INT4,
2626 "member_id" INT4,
2627 "member_valid" BOOLEAN,
2628 "participation" BOOLEAN,
2629 "overridden" BOOLEAN,
2630 "scope_in" "delegation_scope",
2631 "scope_out" "delegation_scope",
2632 "disabled_out" BOOLEAN,
2633 "loop" "delegation_chain_loop_tag" );
2635 COMMENT ON TYPE "delegation_chain_row" IS 'Type of rows returned by "delegation_chain" function';
2637 COMMENT ON COLUMN "delegation_chain_row"."index" IS 'Index starting with 0 and counting up';
2638 COMMENT ON COLUMN "delegation_chain_row"."participation" IS 'In case of delegation chains for issues: interest, for areas: membership, for global delegation chains: always null';
2639 COMMENT ON COLUMN "delegation_chain_row"."overridden" IS 'True, if an entry with lower index has "participation" set to true';
2640 COMMENT ON COLUMN "delegation_chain_row"."scope_in" IS 'Scope of used incoming delegation';
2641 COMMENT ON COLUMN "delegation_chain_row"."scope_out" IS 'Scope of used outgoing delegation';
2642 COMMENT ON COLUMN "delegation_chain_row"."disabled_out" IS 'Outgoing delegation is explicitly disabled by a delegation with trustee_id set to NULL';
2643 COMMENT ON COLUMN "delegation_chain_row"."loop" IS 'Not null, if member is part of a loop, see "delegation_chain_loop_tag" type';
2646 CREATE FUNCTION "delegation_chain_for_closed_issue"
2647 ( "member_id_p" "member"."id"%TYPE,
2648 "issue_id_p" "issue"."id"%TYPE )
2649 RETURNS SETOF "delegation_chain_row"
2650 LANGUAGE 'plpgsql' STABLE AS $$
2651 DECLARE
2652 "output_row" "delegation_chain_row";
2653 "direct_voter_row" "direct_voter"%ROWTYPE;
2654 "delegating_voter_row" "delegating_voter"%ROWTYPE;
2655 BEGIN
2656 "output_row"."index" := 0;
2657 "output_row"."member_id" := "member_id_p";
2658 "output_row"."member_valid" := TRUE;
2659 "output_row"."participation" := FALSE;
2660 "output_row"."overridden" := FALSE;
2661 "output_row"."disabled_out" := FALSE;
2662 LOOP
2663 SELECT INTO "direct_voter_row" * FROM "direct_voter"
2664 WHERE "issue_id" = "issue_id_p"
2665 AND "member_id" = "output_row"."member_id";
2666 IF "direct_voter_row"."member_id" NOTNULL THEN
2667 "output_row"."participation" := TRUE;
2668 "output_row"."scope_out" := NULL;
2669 "output_row"."disabled_out" := NULL;
2670 RETURN NEXT "output_row";
2671 RETURN;
2672 END IF;
2673 SELECT INTO "delegating_voter_row" * FROM "delegating_voter"
2674 WHERE "issue_id" = "issue_id_p"
2675 AND "member_id" = "output_row"."member_id";
2676 IF "delegating_voter_row"."member_id" ISNULL THEN
2677 RETURN;
2678 END IF;
2679 "output_row"."scope_out" := "delegating_voter_row"."scope";
2680 RETURN NEXT "output_row";
2681 "output_row"."member_id" := "delegating_voter_row"."delegate_member_ids"[1];
2682 "output_row"."scope_in" := "output_row"."scope_out";
2683 END LOOP;
2684 END;
2685 $$;
2687 COMMENT ON FUNCTION "delegation_chain_for_closed_issue"
2688 ( "member"."id"%TYPE,
2689 "member"."id"%TYPE )
2690 IS 'Helper function for "delegation_chain" function, handling the special case of closed issues after voting';
2693 CREATE FUNCTION "delegation_chain"
2694 ( "member_id_p" "member"."id"%TYPE,
2695 "unit_id_p" "unit"."id"%TYPE,
2696 "area_id_p" "area"."id"%TYPE,
2697 "issue_id_p" "issue"."id"%TYPE,
2698 "simulate_trustee_id_p" "member"."id"%TYPE DEFAULT NULL,
2699 "simulate_default_p" BOOLEAN DEFAULT FALSE )
2700 RETURNS SETOF "delegation_chain_row"
2701 LANGUAGE 'plpgsql' STABLE AS $$
2702 DECLARE
2703 "scope_v" "delegation_scope";
2704 "unit_id_v" "unit"."id"%TYPE;
2705 "area_id_v" "area"."id"%TYPE;
2706 "issue_row" "issue"%ROWTYPE;
2707 "visited_member_ids" INT4[]; -- "member"."id"%TYPE[]
2708 "loop_member_id_v" "member"."id"%TYPE;
2709 "output_row" "delegation_chain_row";
2710 "output_rows" "delegation_chain_row"[];
2711 "simulate_v" BOOLEAN;
2712 "simulate_here_v" BOOLEAN;
2713 "delegation_row" "delegation"%ROWTYPE;
2714 "row_count" INT4;
2715 "i" INT4;
2716 "loop_v" BOOLEAN;
2717 BEGIN
2718 IF "simulate_trustee_id_p" NOTNULL AND "simulate_default_p" THEN
2719 RAISE EXCEPTION 'Both "simulate_trustee_id_p" is set, and "simulate_default_p" is true';
2720 END IF;
2721 IF "simulate_trustee_id_p" NOTNULL OR "simulate_default_p" THEN
2722 "simulate_v" := TRUE;
2723 ELSE
2724 "simulate_v" := FALSE;
2725 END IF;
2726 IF
2727 "unit_id_p" NOTNULL AND
2728 "area_id_p" ISNULL AND
2729 "issue_id_p" ISNULL
2730 THEN
2731 "scope_v" := 'unit';
2732 "unit_id_v" := "unit_id_p";
2733 ELSIF
2734 "unit_id_p" ISNULL AND
2735 "area_id_p" NOTNULL AND
2736 "issue_id_p" ISNULL
2737 THEN
2738 "scope_v" := 'area';
2739 "area_id_v" := "area_id_p";
2740 SELECT "unit_id" INTO "unit_id_v"
2741 FROM "area" WHERE "id" = "area_id_v";
2742 ELSIF
2743 "unit_id_p" ISNULL AND
2744 "area_id_p" ISNULL AND
2745 "issue_id_p" NOTNULL
2746 THEN
2747 SELECT INTO "issue_row" * FROM "issue" WHERE "id" = "issue_id_p";
2748 IF "issue_row"."id" ISNULL THEN
2749 RETURN;
2750 END IF;
2751 IF "issue_row"."closed" NOTNULL THEN
2752 IF "simulate_v" THEN
2753 RAISE EXCEPTION 'Tried to simulate delegation chain for closed issue.';
2754 END IF;
2755 FOR "output_row" IN
2756 SELECT * FROM
2757 "delegation_chain_for_closed_issue"("member_id_p", "issue_id_p")
2758 LOOP
2759 RETURN NEXT "output_row";
2760 END LOOP;
2761 RETURN;
2762 END IF;
2763 "scope_v" := 'issue';
2764 SELECT "area_id" INTO "area_id_v"
2765 FROM "issue" WHERE "id" = "issue_id_p";
2766 SELECT "unit_id" INTO "unit_id_v"
2767 FROM "area" WHERE "id" = "area_id_v";
2768 ELSE
2769 RAISE EXCEPTION 'Exactly one of unit_id_p, area_id_p, or issue_id_p must be NOTNULL.';
2770 END IF;
2771 "visited_member_ids" := '{}';
2772 "loop_member_id_v" := NULL;
2773 "output_rows" := '{}';
2774 "output_row"."index" := 0;
2775 "output_row"."member_id" := "member_id_p";
2776 "output_row"."member_valid" := TRUE;
2777 "output_row"."participation" := FALSE;
2778 "output_row"."overridden" := FALSE;
2779 "output_row"."disabled_out" := FALSE;
2780 "output_row"."scope_out" := NULL;
2781 LOOP
2782 IF "visited_member_ids" @> ARRAY["output_row"."member_id"] THEN
2783 "loop_member_id_v" := "output_row"."member_id";
2784 ELSE
2785 "visited_member_ids" :=
2786 "visited_member_ids" || "output_row"."member_id";
2787 END IF;
2788 IF "output_row"."participation" ISNULL THEN
2789 "output_row"."overridden" := NULL;
2790 ELSIF "output_row"."participation" THEN
2791 "output_row"."overridden" := TRUE;
2792 END IF;
2793 "output_row"."scope_in" := "output_row"."scope_out";
2794 "output_row"."member_valid" := EXISTS (
2795 SELECT NULL FROM "member" JOIN "privilege"
2796 ON "privilege"."member_id" = "member"."id"
2797 AND "privilege"."unit_id" = "unit_id_v"
2798 WHERE "id" = "output_row"."member_id"
2799 AND "member"."active" AND "privilege"."voting_right"
2800 );
2801 "simulate_here_v" := (
2802 "simulate_v" AND
2803 "output_row"."member_id" = "member_id_p"
2804 );
2805 "delegation_row" := ROW(NULL);
2806 IF "output_row"."member_valid" OR "simulate_here_v" THEN
2807 IF "scope_v" = 'unit' THEN
2808 IF NOT "simulate_here_v" THEN
2809 SELECT * INTO "delegation_row" FROM "delegation"
2810 WHERE "truster_id" = "output_row"."member_id"
2811 AND "unit_id" = "unit_id_v";
2812 END IF;
2813 ELSIF "scope_v" = 'area' THEN
2814 "output_row"."participation" := EXISTS (
2815 SELECT NULL FROM "membership"
2816 WHERE "area_id" = "area_id_p"
2817 AND "member_id" = "output_row"."member_id"
2818 );
2819 IF "simulate_here_v" THEN
2820 IF "simulate_trustee_id_p" ISNULL THEN
2821 SELECT * INTO "delegation_row" FROM "delegation"
2822 WHERE "truster_id" = "output_row"."member_id"
2823 AND "unit_id" = "unit_id_v";
2824 END IF;
2825 ELSE
2826 SELECT * INTO "delegation_row" FROM "delegation"
2827 WHERE "truster_id" = "output_row"."member_id"
2828 AND (
2829 "unit_id" = "unit_id_v" OR
2830 "area_id" = "area_id_v"
2831 )
2832 ORDER BY "scope" DESC;
2833 END IF;
2834 ELSIF "scope_v" = 'issue' THEN
2835 IF "issue_row"."fully_frozen" ISNULL THEN
2836 "output_row"."participation" := EXISTS (
2837 SELECT NULL FROM "interest"
2838 WHERE "issue_id" = "issue_id_p"
2839 AND "member_id" = "output_row"."member_id"
2840 );
2841 ELSE
2842 IF "output_row"."member_id" = "member_id_p" THEN
2843 "output_row"."participation" := EXISTS (
2844 SELECT NULL FROM "direct_voter"
2845 WHERE "issue_id" = "issue_id_p"
2846 AND "member_id" = "output_row"."member_id"
2847 );
2848 ELSE
2849 "output_row"."participation" := NULL;
2850 END IF;
2851 END IF;
2852 IF "simulate_here_v" THEN
2853 IF "simulate_trustee_id_p" ISNULL THEN
2854 SELECT * INTO "delegation_row" FROM "delegation"
2855 WHERE "truster_id" = "output_row"."member_id"
2856 AND (
2857 "unit_id" = "unit_id_v" OR
2858 "area_id" = "area_id_v"
2859 )
2860 ORDER BY "scope" DESC;
2861 END IF;
2862 ELSE
2863 SELECT * INTO "delegation_row" FROM "delegation"
2864 WHERE "truster_id" = "output_row"."member_id"
2865 AND (
2866 "unit_id" = "unit_id_v" OR
2867 "area_id" = "area_id_v" OR
2868 "issue_id" = "issue_id_p"
2869 )
2870 ORDER BY "scope" DESC;
2871 END IF;
2872 END IF;
2873 ELSE
2874 "output_row"."participation" := FALSE;
2875 END IF;
2876 IF "simulate_here_v" AND "simulate_trustee_id_p" NOTNULL THEN
2877 "output_row"."scope_out" := "scope_v";
2878 "output_rows" := "output_rows" || "output_row";
2879 "output_row"."member_id" := "simulate_trustee_id_p";
2880 ELSIF "delegation_row"."trustee_id" NOTNULL THEN
2881 "output_row"."scope_out" := "delegation_row"."scope";
2882 "output_rows" := "output_rows" || "output_row";
2883 "output_row"."member_id" := "delegation_row"."trustee_id";
2884 ELSIF "delegation_row"."scope" NOTNULL THEN
2885 "output_row"."scope_out" := "delegation_row"."scope";
2886 "output_row"."disabled_out" := TRUE;
2887 "output_rows" := "output_rows" || "output_row";
2888 EXIT;
2889 ELSE
2890 "output_row"."scope_out" := NULL;
2891 "output_rows" := "output_rows" || "output_row";
2892 EXIT;
2893 END IF;
2894 EXIT WHEN "loop_member_id_v" NOTNULL;
2895 "output_row"."index" := "output_row"."index" + 1;
2896 END LOOP;
2897 "row_count" := array_upper("output_rows", 1);
2898 "i" := 1;
2899 "loop_v" := FALSE;
2900 LOOP
2901 "output_row" := "output_rows"["i"];
2902 EXIT WHEN "output_row" ISNULL; -- NOTE: ISNULL and NOT ... NOTNULL produce different results!
2903 IF "loop_v" THEN
2904 IF "i" + 1 = "row_count" THEN
2905 "output_row"."loop" := 'last';
2906 ELSIF "i" = "row_count" THEN
2907 "output_row"."loop" := 'repetition';
2908 ELSE
2909 "output_row"."loop" := 'intermediate';
2910 END IF;
2911 ELSIF "output_row"."member_id" = "loop_member_id_v" THEN
2912 "output_row"."loop" := 'first';
2913 "loop_v" := TRUE;
2914 END IF;
2915 IF "scope_v" = 'unit' THEN
2916 "output_row"."participation" := NULL;
2917 END IF;
2918 RETURN NEXT "output_row";
2919 "i" := "i" + 1;
2920 END LOOP;
2921 RETURN;
2922 END;
2923 $$;
2925 COMMENT ON FUNCTION "delegation_chain"
2926 ( "member"."id"%TYPE,
2927 "unit"."id"%TYPE,
2928 "area"."id"%TYPE,
2929 "issue"."id"%TYPE,
2930 "member"."id"%TYPE,
2931 BOOLEAN )
2932 IS 'Shows a delegation chain for unit, area, or issue; See "delegation_chain_row" type for more information';
2936 ---------------------------------------------------------
2937 -- Single row returning function for delegation chains --
2938 ---------------------------------------------------------
2941 CREATE TYPE "delegation_info_loop_type" AS ENUM
2942 ('own', 'first', 'first_ellipsis', 'other', 'other_ellipsis');
2944 COMMENT ON TYPE "delegation_info_loop_type" IS 'Type of "delegation_loop" in "delegation_info_type"; ''own'' means loop to self, ''first'' means loop to first trustee, ''first_ellipsis'' means loop to ellipsis after first trustee, ''other'' means loop to other trustee, ''other_ellipsis'' means loop to ellipsis after other trustee''';
2947 CREATE TYPE "delegation_info_type" AS (
2948 "own_participation" BOOLEAN,
2949 "own_delegation_scope" "delegation_scope",
2950 "first_trustee_id" INT4,
2951 "first_trustee_participation" BOOLEAN,
2952 "first_trustee_ellipsis" BOOLEAN,
2953 "other_trustee_id" INT4,
2954 "other_trustee_participation" BOOLEAN,
2955 "other_trustee_ellipsis" BOOLEAN,
2956 "delegation_loop" "delegation_info_loop_type",
2957 "participating_member_id" INT4 );
2959 COMMENT ON TYPE "delegation_info_type" IS 'Type of result returned by "delegation_info" function; For meaning of "participation" check comment on "delegation_chain_row" type';
2961 COMMENT ON COLUMN "delegation_info_type"."own_participation" IS 'Member is directly participating';
2962 COMMENT ON COLUMN "delegation_info_type"."own_delegation_scope" IS 'Delegation scope of member';
2963 COMMENT ON COLUMN "delegation_info_type"."first_trustee_id" IS 'Direct trustee of member';
2964 COMMENT ON COLUMN "delegation_info_type"."first_trustee_participation" IS 'Direct trustee of member is participating';
2965 COMMENT ON COLUMN "delegation_info_type"."first_trustee_ellipsis" IS 'Ellipsis in delegation chain after "first_trustee"';
2966 COMMENT ON COLUMN "delegation_info_type"."other_trustee_id" IS 'Another relevant trustee (due to participation)';
2967 COMMENT ON COLUMN "delegation_info_type"."other_trustee_participation" IS 'Another trustee is participating (redundant field: if "other_trustee_id" is set, then "other_trustee_participation" is always TRUE, else "other_trustee_participation" is NULL)';
2968 COMMENT ON COLUMN "delegation_info_type"."other_trustee_ellipsis" IS 'Ellipsis in delegation chain after "other_trustee"';
2969 COMMENT ON COLUMN "delegation_info_type"."delegation_loop" IS 'Non-NULL value, if delegation chain contains a circle; See comment on "delegation_info_loop_type" for details';
2970 COMMENT ON COLUMN "delegation_info_type"."participating_member_id" IS 'First participating member in delegation chain';
2973 CREATE FUNCTION "delegation_info"
2974 ( "member_id_p" "member"."id"%TYPE,
2975 "unit_id_p" "unit"."id"%TYPE,
2976 "area_id_p" "area"."id"%TYPE,
2977 "issue_id_p" "issue"."id"%TYPE,
2978 "simulate_trustee_id_p" "member"."id"%TYPE DEFAULT NULL,
2979 "simulate_default_p" BOOLEAN DEFAULT FALSE )
2980 RETURNS "delegation_info_type"
2981 LANGUAGE 'plpgsql' STABLE AS $$
2982 DECLARE
2983 "current_row" "delegation_chain_row";
2984 "result" "delegation_info_type";
2985 BEGIN
2986 "result"."own_participation" := FALSE;
2987 FOR "current_row" IN
2988 SELECT * FROM "delegation_chain"(
2989 "member_id_p",
2990 "unit_id_p", "area_id_p", "issue_id_p",
2991 "simulate_trustee_id_p", "simulate_default_p")
2992 LOOP
2993 IF
2994 "result"."participating_member_id" ISNULL AND
2995 "current_row"."participation"
2996 THEN
2997 "result"."participating_member_id" := "current_row"."member_id";
2998 END IF;
2999 IF "current_row"."member_id" = "member_id_p" THEN
3000 "result"."own_participation" := "current_row"."participation";
3001 "result"."own_delegation_scope" := "current_row"."scope_out";
3002 IF "current_row"."loop" = 'first' THEN
3003 "result"."delegation_loop" := 'own';
3004 END IF;
3005 ELSIF
3006 "current_row"."member_valid" AND
3007 ( "current_row"."loop" ISNULL OR
3008 "current_row"."loop" != 'repetition' )
3009 THEN
3010 IF "result"."first_trustee_id" ISNULL THEN
3011 "result"."first_trustee_id" := "current_row"."member_id";
3012 "result"."first_trustee_participation" := "current_row"."participation";
3013 "result"."first_trustee_ellipsis" := FALSE;
3014 IF "current_row"."loop" = 'first' THEN
3015 "result"."delegation_loop" := 'first';
3016 END IF;
3017 ELSIF "result"."other_trustee_id" ISNULL THEN
3018 IF "current_row"."participation" AND NOT "current_row"."overridden" THEN
3019 "result"."other_trustee_id" := "current_row"."member_id";
3020 "result"."other_trustee_participation" := TRUE;
3021 "result"."other_trustee_ellipsis" := FALSE;
3022 IF "current_row"."loop" = 'first' THEN
3023 "result"."delegation_loop" := 'other';
3024 END IF;
3025 ELSE
3026 "result"."first_trustee_ellipsis" := TRUE;
3027 IF "current_row"."loop" = 'first' THEN
3028 "result"."delegation_loop" := 'first_ellipsis';
3029 END IF;
3030 END IF;
3031 ELSE
3032 "result"."other_trustee_ellipsis" := TRUE;
3033 IF "current_row"."loop" = 'first' THEN
3034 "result"."delegation_loop" := 'other_ellipsis';
3035 END IF;
3036 END IF;
3037 END IF;
3038 END LOOP;
3039 RETURN "result";
3040 END;
3041 $$;
3043 COMMENT ON FUNCTION "delegation_info"
3044 ( "member"."id"%TYPE,
3045 "unit"."id"%TYPE,
3046 "area"."id"%TYPE,
3047 "issue"."id"%TYPE,
3048 "member"."id"%TYPE,
3049 BOOLEAN )
3050 IS 'Notable information about a delegation chain for unit, area, or issue; See "delegation_info_type" for more information';
3054 ---------------------------
3055 -- Transaction isolation --
3056 ---------------------------
3059 CREATE FUNCTION "require_transaction_isolation"()
3060 RETURNS VOID
3061 LANGUAGE 'plpgsql' VOLATILE AS $$
3062 BEGIN
3063 IF
3064 current_setting('transaction_isolation') NOT IN
3065 ('repeatable read', 'serializable')
3066 THEN
3067 RAISE EXCEPTION 'Insufficient transaction isolation level' USING
3068 HINT = 'Consider using SET TRANSACTION ISOLATION LEVEL REPEATABLE READ.';
3069 END IF;
3070 RETURN;
3071 END;
3072 $$;
3074 COMMENT ON FUNCTION "require_transaction_isolation"() IS 'Throws an exception, if transaction isolation level is too low to provide a consistent snapshot';
3077 CREATE FUNCTION "dont_require_transaction_isolation"()
3078 RETURNS VOID
3079 LANGUAGE 'plpgsql' VOLATILE AS $$
3080 BEGIN
3081 IF
3082 current_setting('transaction_isolation') IN
3083 ('repeatable read', 'serializable')
3084 THEN
3085 RAISE WARNING 'Unneccessary transaction isolation level: %',
3086 current_setting('transaction_isolation');
3087 END IF;
3088 RETURN;
3089 END;
3090 $$;
3092 COMMENT ON FUNCTION "dont_require_transaction_isolation"() IS 'Raises a warning, if transaction isolation level is higher than READ COMMITTED';
3096 ------------------------------------------------------------------------
3097 -- Regular tasks, except calculcation of snapshots and voting results --
3098 ------------------------------------------------------------------------
3101 CREATE FUNCTION "check_activity"()
3102 RETURNS VOID
3103 LANGUAGE 'plpgsql' VOLATILE AS $$
3104 DECLARE
3105 "system_setting_row" "system_setting"%ROWTYPE;
3106 BEGIN
3107 PERFORM "dont_require_transaction_isolation"();
3108 SELECT * INTO "system_setting_row" FROM "system_setting";
3109 IF "system_setting_row"."member_ttl" NOTNULL THEN
3110 UPDATE "member" SET "active" = FALSE
3111 WHERE "active" = TRUE
3112 AND "last_activity" < (now() - "system_setting_row"."member_ttl")::DATE;
3113 END IF;
3114 RETURN;
3115 END;
3116 $$;
3118 COMMENT ON FUNCTION "check_activity"() IS 'Deactivates members when "last_activity" is older than "system_setting"."member_ttl".';
3121 CREATE FUNCTION "calculate_member_counts"()
3122 RETURNS VOID
3123 LANGUAGE 'plpgsql' VOLATILE AS $$
3124 BEGIN
3125 PERFORM "require_transaction_isolation"();
3126 DELETE FROM "member_count";
3127 INSERT INTO "member_count" ("total_count")
3128 SELECT "total_count" FROM "member_count_view";
3129 UPDATE "unit" SET "member_count" = "view"."member_count"
3130 FROM "unit_member_count" AS "view"
3131 WHERE "view"."unit_id" = "unit"."id";
3132 UPDATE "area" SET
3133 "direct_member_count" = "view"."direct_member_count",
3134 "member_weight" = "view"."member_weight"
3135 FROM "area_member_count" AS "view"
3136 WHERE "view"."area_id" = "area"."id";
3137 RETURN;
3138 END;
3139 $$;
3141 COMMENT ON FUNCTION "calculate_member_counts"() IS 'Updates "member_count" table and "member_count" column of table "area" by materializing data from views "member_count_view" and "area_member_count"';
3145 ------------------------------------
3146 -- Calculation of harmonic weight --
3147 ------------------------------------
3150 CREATE VIEW "remaining_harmonic_supporter_weight" AS
3151 SELECT
3152 "direct_interest_snapshot"."issue_id",
3153 "direct_interest_snapshot"."event",
3154 "direct_interest_snapshot"."member_id",
3155 "direct_interest_snapshot"."weight" AS "weight_num",
3156 count("initiative"."id") AS "weight_den"
3157 FROM "issue"
3158 JOIN "direct_interest_snapshot"
3159 ON "issue"."id" = "direct_interest_snapshot"."issue_id"
3160 AND "issue"."latest_snapshot_event" = "direct_interest_snapshot"."event"
3161 JOIN "initiative"
3162 ON "issue"."id" = "initiative"."issue_id"
3163 AND "initiative"."harmonic_weight" ISNULL
3164 JOIN "direct_supporter_snapshot"
3165 ON "initiative"."id" = "direct_supporter_snapshot"."initiative_id"
3166 AND "direct_interest_snapshot"."event" = "direct_supporter_snapshot"."event"
3167 AND "direct_interest_snapshot"."member_id" = "direct_supporter_snapshot"."member_id"
3168 AND (
3169 "direct_supporter_snapshot"."satisfied" = TRUE OR
3170 coalesce("initiative"."admitted", FALSE) = FALSE
3171 )
3172 GROUP BY
3173 "direct_interest_snapshot"."issue_id",
3174 "direct_interest_snapshot"."event",
3175 "direct_interest_snapshot"."member_id",
3176 "direct_interest_snapshot"."weight";
3178 COMMENT ON VIEW "remaining_harmonic_supporter_weight" IS 'Helper view for function "set_harmonic_initiative_weights"';
3181 CREATE VIEW "remaining_harmonic_initiative_weight_summands" AS
3182 SELECT
3183 "initiative"."issue_id",
3184 "initiative"."id" AS "initiative_id",
3185 "initiative"."admitted",
3186 sum("remaining_harmonic_supporter_weight"."weight_num") AS "weight_num",
3187 "remaining_harmonic_supporter_weight"."weight_den"
3188 FROM "remaining_harmonic_supporter_weight"
3189 JOIN "initiative"
3190 ON "remaining_harmonic_supporter_weight"."issue_id" = "initiative"."issue_id"
3191 AND "initiative"."harmonic_weight" ISNULL
3192 JOIN "direct_supporter_snapshot"
3193 ON "initiative"."id" = "direct_supporter_snapshot"."initiative_id"
3194 AND "remaining_harmonic_supporter_weight"."event" = "direct_supporter_snapshot"."event"
3195 AND "remaining_harmonic_supporter_weight"."member_id" = "direct_supporter_snapshot"."member_id"
3196 AND (
3197 "direct_supporter_snapshot"."satisfied" = TRUE OR
3198 coalesce("initiative"."admitted", FALSE) = FALSE
3199 )
3200 GROUP BY
3201 "initiative"."issue_id",
3202 "initiative"."id",
3203 "initiative"."admitted",
3204 "remaining_harmonic_supporter_weight"."weight_den";
3206 COMMENT ON VIEW "remaining_harmonic_initiative_weight_summands" IS 'Helper view for function "set_harmonic_initiative_weights"';
3209 CREATE VIEW "remaining_harmonic_initiative_weight_dummies" AS
3210 SELECT
3211 "issue_id",
3212 "id" AS "initiative_id",
3213 "admitted",
3214 0 AS "weight_num",
3215 1 AS "weight_den"
3216 FROM "initiative"
3217 WHERE "harmonic_weight" ISNULL;
3219 COMMENT ON VIEW "remaining_harmonic_initiative_weight_dummies" IS 'Helper view for function "set_harmonic_initiative_weights" providing dummy weights of zero value, which are needed for corner cases where there are no supporters for an initiative at all';
3222 CREATE FUNCTION "set_harmonic_initiative_weights"
3223 ( "issue_id_p" "issue"."id"%TYPE )
3224 RETURNS VOID
3225 LANGUAGE 'plpgsql' VOLATILE AS $$
3226 DECLARE
3227 "weight_row" "remaining_harmonic_initiative_weight_summands"%ROWTYPE;
3228 "i" INT4;
3229 "count_v" INT4;
3230 "summand_v" FLOAT;
3231 "id_ary" INT4[];
3232 "weight_ary" FLOAT[];
3233 "min_weight_v" FLOAT;
3234 BEGIN
3235 PERFORM "require_transaction_isolation"();
3236 UPDATE "initiative" SET "harmonic_weight" = NULL
3237 WHERE "issue_id" = "issue_id_p";
3238 LOOP
3239 "min_weight_v" := NULL;
3240 "i" := 0;
3241 "count_v" := 0;
3242 FOR "weight_row" IN
3243 SELECT * FROM "remaining_harmonic_initiative_weight_summands"
3244 WHERE "issue_id" = "issue_id_p"
3245 AND (
3246 coalesce("admitted", FALSE) = FALSE OR NOT EXISTS (
3247 SELECT NULL FROM "initiative"
3248 WHERE "issue_id" = "issue_id_p"
3249 AND "harmonic_weight" ISNULL
3250 AND coalesce("admitted", FALSE) = FALSE
3251 )
3252 )
3253 UNION ALL -- needed for corner cases
3254 SELECT * FROM "remaining_harmonic_initiative_weight_dummies"
3255 WHERE "issue_id" = "issue_id_p"
3256 AND (
3257 coalesce("admitted", FALSE) = FALSE OR NOT EXISTS (
3258 SELECT NULL FROM "initiative"
3259 WHERE "issue_id" = "issue_id_p"
3260 AND "harmonic_weight" ISNULL
3261 AND coalesce("admitted", FALSE) = FALSE
3262 )
3263 )
3264 ORDER BY "initiative_id" DESC, "weight_den" DESC
3265 -- NOTE: non-admitted initiatives placed first (at last positions),
3266 -- latest initiatives treated worse in case of tie
3267 LOOP
3268 "summand_v" := "weight_row"."weight_num"::FLOAT / "weight_row"."weight_den"::FLOAT;
3269 IF "i" = 0 OR "weight_row"."initiative_id" != "id_ary"["i"] THEN
3270 "i" := "i" + 1;
3271 "count_v" := "i";
3272 "id_ary"["i"] := "weight_row"."initiative_id";
3273 "weight_ary"["i"] := "summand_v";
3274 ELSE
3275 "weight_ary"["i"] := "weight_ary"["i"] + "summand_v";
3276 END IF;
3277 END LOOP;
3278 EXIT WHEN "count_v" = 0;
3279 "i" := 1;
3280 LOOP
3281 "weight_ary"["i"] := "weight_ary"["i"]::NUMERIC(18,9)::NUMERIC(12,3);
3282 IF "min_weight_v" ISNULL OR "weight_ary"["i"] < "min_weight_v" THEN
3283 "min_weight_v" := "weight_ary"["i"];
3284 END IF;
3285 "i" := "i" + 1;
3286 EXIT WHEN "i" > "count_v";
3287 END LOOP;
3288 "i" := 1;
3289 LOOP
3290 IF "weight_ary"["i"] = "min_weight_v" THEN
3291 UPDATE "initiative" SET "harmonic_weight" = "min_weight_v"
3292 WHERE "id" = "id_ary"["i"];
3293 EXIT;
3294 END IF;
3295 "i" := "i" + 1;
3296 END LOOP;
3297 END LOOP;
3298 UPDATE "initiative" SET "harmonic_weight" = 0
3299 WHERE "issue_id" = "issue_id_p" AND "harmonic_weight" ISNULL;
3300 END;
3301 $$;
3303 COMMENT ON FUNCTION "set_harmonic_initiative_weights"
3304 ( "issue"."id"%TYPE )
3305 IS 'Calculates and sets "harmonic_weight" of initiatives in a given issue';
3309 ------------------------------
3310 -- Calculation of snapshots --
3311 ------------------------------
3314 CREATE FUNCTION "weight_of_added_delegations_for_population_snapshot"
3315 ( "issue_id_p" "issue"."id"%TYPE,
3316 "member_id_p" "member"."id"%TYPE,
3317 "delegate_member_ids_p" "delegating_population_snapshot"."delegate_member_ids"%TYPE )
3318 RETURNS "direct_population_snapshot"."weight"%TYPE
3319 LANGUAGE 'plpgsql' VOLATILE AS $$
3320 DECLARE
3321 "issue_delegation_row" "issue_delegation"%ROWTYPE;
3322 "delegate_member_ids_v" "delegating_population_snapshot"."delegate_member_ids"%TYPE;
3323 "weight_v" INT4;
3324 "sub_weight_v" INT4;
3325 BEGIN
3326 PERFORM "require_transaction_isolation"();
3327 "weight_v" := 0;
3328 FOR "issue_delegation_row" IN
3329 SELECT * FROM "issue_delegation"
3330 WHERE "trustee_id" = "member_id_p"
3331 AND "issue_id" = "issue_id_p"
3332 LOOP
3333 IF NOT EXISTS (
3334 SELECT NULL FROM "direct_population_snapshot"
3335 WHERE "issue_id" = "issue_id_p"
3336 AND "event" = 'periodic'
3337 AND "member_id" = "issue_delegation_row"."truster_id"
3338 ) AND NOT EXISTS (
3339 SELECT NULL FROM "delegating_population_snapshot"
3340 WHERE "issue_id" = "issue_id_p"
3341 AND "event" = 'periodic'
3342 AND "member_id" = "issue_delegation_row"."truster_id"
3343 ) THEN
3344 "delegate_member_ids_v" :=
3345 "member_id_p" || "delegate_member_ids_p";
3346 INSERT INTO "delegating_population_snapshot" (
3347 "issue_id",
3348 "event",
3349 "member_id",
3350 "scope",
3351 "delegate_member_ids"
3352 ) VALUES (
3353 "issue_id_p",
3354 'periodic',
3355 "issue_delegation_row"."truster_id",
3356 "issue_delegation_row"."scope",
3357 "delegate_member_ids_v"
3358 );
3359 "sub_weight_v" := 1 +
3360 "weight_of_added_delegations_for_population_snapshot"(
3361 "issue_id_p",
3362 "issue_delegation_row"."truster_id",
3363 "delegate_member_ids_v"
3364 );
3365 UPDATE "delegating_population_snapshot"
3366 SET "weight" = "sub_weight_v"
3367 WHERE "issue_id" = "issue_id_p"
3368 AND "event" = 'periodic'
3369 AND "member_id" = "issue_delegation_row"."truster_id";
3370 "weight_v" := "weight_v" + "sub_weight_v";
3371 END IF;
3372 END LOOP;
3373 RETURN "weight_v";
3374 END;
3375 $$;
3377 COMMENT ON FUNCTION "weight_of_added_delegations_for_population_snapshot"
3378 ( "issue"."id"%TYPE,
3379 "member"."id"%TYPE,
3380 "delegating_population_snapshot"."delegate_member_ids"%TYPE )
3381 IS 'Helper function for "create_population_snapshot" function';
3384 CREATE FUNCTION "create_population_snapshot"
3385 ( "issue_id_p" "issue"."id"%TYPE )
3386 RETURNS VOID
3387 LANGUAGE 'plpgsql' VOLATILE AS $$
3388 DECLARE
3389 "member_id_v" "member"."id"%TYPE;
3390 BEGIN
3391 PERFORM "require_transaction_isolation"();
3392 DELETE FROM "direct_population_snapshot"
3393 WHERE "issue_id" = "issue_id_p"
3394 AND "event" = 'periodic';
3395 DELETE FROM "delegating_population_snapshot"
3396 WHERE "issue_id" = "issue_id_p"
3397 AND "event" = 'periodic';
3398 INSERT INTO "direct_population_snapshot"
3399 ("issue_id", "event", "member_id")
3400 SELECT
3401 "issue_id_p" AS "issue_id",
3402 'periodic'::"snapshot_event" AS "event",
3403 "member"."id" AS "member_id"
3404 FROM "issue"
3405 JOIN "area" ON "issue"."area_id" = "area"."id"
3406 JOIN "membership" ON "area"."id" = "membership"."area_id"
3407 JOIN "member" ON "membership"."member_id" = "member"."id"
3408 JOIN "privilege"
3409 ON "privilege"."unit_id" = "area"."unit_id"
3410 AND "privilege"."member_id" = "member"."id"
3411 WHERE "issue"."id" = "issue_id_p"
3412 AND "member"."active" AND "privilege"."voting_right"
3413 UNION
3414 SELECT
3415 "issue_id_p" AS "issue_id",
3416 'periodic'::"snapshot_event" AS "event",
3417 "member"."id" AS "member_id"
3418 FROM "issue"
3419 JOIN "area" ON "issue"."area_id" = "area"."id"
3420 JOIN "interest" ON "issue"."id" = "interest"."issue_id"
3421 JOIN "member" ON "interest"."member_id" = "member"."id"
3422 JOIN "privilege"
3423 ON "privilege"."unit_id" = "area"."unit_id"
3424 AND "privilege"."member_id" = "member"."id"
3425 WHERE "issue"."id" = "issue_id_p"
3426 AND "member"."active" AND "privilege"."voting_right";
3427 FOR "member_id_v" IN
3428 SELECT "member_id" FROM "direct_population_snapshot"
3429 WHERE "issue_id" = "issue_id_p"
3430 AND "event" = 'periodic'
3431 LOOP
3432 UPDATE "direct_population_snapshot" SET
3433 "weight" = 1 +
3434 "weight_of_added_delegations_for_population_snapshot"(
3435 "issue_id_p",
3436 "member_id_v",
3437 '{}'
3438 )
3439 WHERE "issue_id" = "issue_id_p"
3440 AND "event" = 'periodic'
3441 AND "member_id" = "member_id_v";
3442 END LOOP;
3443 RETURN;
3444 END;
3445 $$;
3447 COMMENT ON FUNCTION "create_population_snapshot"
3448 ( "issue"."id"%TYPE )
3449 IS 'This function creates a new ''periodic'' population snapshot for the given issue. It does neither lock any tables, nor updates precalculated values in other tables.';
3452 CREATE FUNCTION "weight_of_added_delegations_for_interest_snapshot"
3453 ( "issue_id_p" "issue"."id"%TYPE,
3454 "member_id_p" "member"."id"%TYPE,
3455 "delegate_member_ids_p" "delegating_interest_snapshot"."delegate_member_ids"%TYPE )
3456 RETURNS "direct_interest_snapshot"."weight"%TYPE
3457 LANGUAGE 'plpgsql' VOLATILE AS $$
3458 DECLARE
3459 "issue_delegation_row" "issue_delegation"%ROWTYPE;
3460 "delegate_member_ids_v" "delegating_interest_snapshot"."delegate_member_ids"%TYPE;
3461 "weight_v" INT4;
3462 "sub_weight_v" INT4;
3463 BEGIN
3464 PERFORM "require_transaction_isolation"();
3465 "weight_v" := 0;
3466 FOR "issue_delegation_row" IN
3467 SELECT * FROM "issue_delegation"
3468 WHERE "trustee_id" = "member_id_p"
3469 AND "issue_id" = "issue_id_p"
3470 LOOP
3471 IF NOT EXISTS (
3472 SELECT NULL FROM "direct_interest_snapshot"
3473 WHERE "issue_id" = "issue_id_p"
3474 AND "event" = 'periodic'
3475 AND "member_id" = "issue_delegation_row"."truster_id"
3476 ) AND NOT EXISTS (
3477 SELECT NULL FROM "delegating_interest_snapshot"
3478 WHERE "issue_id" = "issue_id_p"
3479 AND "event" = 'periodic'
3480 AND "member_id" = "issue_delegation_row"."truster_id"
3481 ) THEN
3482 "delegate_member_ids_v" :=
3483 "member_id_p" || "delegate_member_ids_p";
3484 INSERT INTO "delegating_interest_snapshot" (
3485 "issue_id",
3486 "event",
3487 "member_id",
3488 "scope",
3489 "delegate_member_ids"
3490 ) VALUES (
3491 "issue_id_p",
3492 'periodic',
3493 "issue_delegation_row"."truster_id",
3494 "issue_delegation_row"."scope",
3495 "delegate_member_ids_v"
3496 );
3497 "sub_weight_v" := 1 +
3498 "weight_of_added_delegations_for_interest_snapshot"(
3499 "issue_id_p",
3500 "issue_delegation_row"."truster_id",
3501 "delegate_member_ids_v"
3502 );
3503 UPDATE "delegating_interest_snapshot"
3504 SET "weight" = "sub_weight_v"
3505 WHERE "issue_id" = "issue_id_p"
3506 AND "event" = 'periodic'
3507 AND "member_id" = "issue_delegation_row"."truster_id";
3508 "weight_v" := "weight_v" + "sub_weight_v";
3509 END IF;
3510 END LOOP;
3511 RETURN "weight_v";
3512 END;
3513 $$;
3515 COMMENT ON FUNCTION "weight_of_added_delegations_for_interest_snapshot"
3516 ( "issue"."id"%TYPE,
3517 "member"."id"%TYPE,
3518 "delegating_interest_snapshot"."delegate_member_ids"%TYPE )
3519 IS 'Helper function for "create_interest_snapshot" function';
3522 CREATE FUNCTION "create_interest_snapshot"
3523 ( "issue_id_p" "issue"."id"%TYPE )
3524 RETURNS VOID
3525 LANGUAGE 'plpgsql' VOLATILE AS $$
3526 DECLARE
3527 "member_id_v" "member"."id"%TYPE;
3528 BEGIN
3529 PERFORM "require_transaction_isolation"();
3530 DELETE FROM "direct_interest_snapshot"
3531 WHERE "issue_id" = "issue_id_p"
3532 AND "event" = 'periodic';
3533 DELETE FROM "delegating_interest_snapshot"
3534 WHERE "issue_id" = "issue_id_p"
3535 AND "event" = 'periodic';
3536 DELETE FROM "direct_supporter_snapshot"
3537 USING "initiative" -- NOTE: due to missing index on issue_id
3538 WHERE "initiative"."issue_id" = "issue_id_p"
3539 AND "direct_supporter_snapshot"."initiative_id" = "initiative"."id"
3540 AND "direct_supporter_snapshot"."event" = 'periodic';
3541 INSERT INTO "direct_interest_snapshot"
3542 ("issue_id", "event", "member_id")
3543 SELECT
3544 "issue_id_p" AS "issue_id",
3545 'periodic' AS "event",
3546 "member"."id" AS "member_id"
3547 FROM "issue"
3548 JOIN "area" ON "issue"."area_id" = "area"."id"
3549 JOIN "interest" ON "issue"."id" = "interest"."issue_id"
3550 JOIN "member" ON "interest"."member_id" = "member"."id"
3551 JOIN "privilege"
3552 ON "privilege"."unit_id" = "area"."unit_id"
3553 AND "privilege"."member_id" = "member"."id"
3554 WHERE "issue"."id" = "issue_id_p"
3555 AND "member"."active" AND "privilege"."voting_right";
3556 FOR "member_id_v" IN
3557 SELECT "member_id" FROM "direct_interest_snapshot"
3558 WHERE "issue_id" = "issue_id_p"
3559 AND "event" = 'periodic'
3560 LOOP
3561 UPDATE "direct_interest_snapshot" SET
3562 "weight" = 1 +
3563 "weight_of_added_delegations_for_interest_snapshot"(
3564 "issue_id_p",
3565 "member_id_v",
3566 '{}'
3567 )
3568 WHERE "issue_id" = "issue_id_p"
3569 AND "event" = 'periodic'
3570 AND "member_id" = "member_id_v";
3571 END LOOP;
3572 INSERT INTO "direct_supporter_snapshot"
3573 ( "issue_id", "initiative_id", "event", "member_id",
3574 "draft_id", "informed", "satisfied" )
3575 SELECT
3576 "issue_id_p" AS "issue_id",
3577 "initiative"."id" AS "initiative_id",
3578 'periodic' AS "event",
3579 "supporter"."member_id" AS "member_id",
3580 "supporter"."draft_id" AS "draft_id",
3581 "supporter"."draft_id" = "current_draft"."id" AS "informed",
3582 NOT EXISTS (
3583 SELECT NULL FROM "critical_opinion"
3584 WHERE "initiative_id" = "initiative"."id"
3585 AND "member_id" = "supporter"."member_id"
3586 ) AS "satisfied"
3587 FROM "initiative"
3588 JOIN "supporter"
3589 ON "supporter"."initiative_id" = "initiative"."id"
3590 JOIN "current_draft"
3591 ON "initiative"."id" = "current_draft"."initiative_id"
3592 JOIN "direct_interest_snapshot"
3593 ON "supporter"."member_id" = "direct_interest_snapshot"."member_id"
3594 AND "initiative"."issue_id" = "direct_interest_snapshot"."issue_id"
3595 AND "event" = 'periodic'
3596 WHERE "initiative"."issue_id" = "issue_id_p";
3597 RETURN;
3598 END;
3599 $$;
3601 COMMENT ON FUNCTION "create_interest_snapshot"
3602 ( "issue"."id"%TYPE )
3603 IS 'This function creates a new ''periodic'' interest/supporter snapshot for the given issue. It does neither lock any tables, nor updates precalculated values in other tables.';
3606 CREATE FUNCTION "create_snapshot"
3607 ( "issue_id_p" "issue"."id"%TYPE )
3608 RETURNS VOID
3609 LANGUAGE 'plpgsql' VOLATILE AS $$
3610 DECLARE
3611 "initiative_id_v" "initiative"."id"%TYPE;
3612 "suggestion_id_v" "suggestion"."id"%TYPE;
3613 BEGIN
3614 PERFORM "require_transaction_isolation"();
3615 PERFORM "create_population_snapshot"("issue_id_p");
3616 PERFORM "create_interest_snapshot"("issue_id_p");
3617 UPDATE "issue" SET
3618 "snapshot" = coalesce("phase_finished", now()),
3619 "latest_snapshot_event" = 'periodic',
3620 "population" = (
3621 SELECT coalesce(sum("weight"), 0)
3622 FROM "direct_population_snapshot"
3623 WHERE "issue_id" = "issue_id_p"
3624 AND "event" = 'periodic'
3625 )
3626 WHERE "id" = "issue_id_p";
3627 FOR "initiative_id_v" IN
3628 SELECT "id" FROM "initiative" WHERE "issue_id" = "issue_id_p"
3629 LOOP
3630 UPDATE "initiative" SET
3631 "supporter_count" = (
3632 SELECT coalesce(sum("di"."weight"), 0)
3633 FROM "direct_interest_snapshot" AS "di"
3634 JOIN "direct_supporter_snapshot" AS "ds"
3635 ON "di"."member_id" = "ds"."member_id"
3636 WHERE "di"."issue_id" = "issue_id_p"
3637 AND "di"."event" = 'periodic'
3638 AND "ds"."initiative_id" = "initiative_id_v"
3639 AND "ds"."event" = 'periodic'
3640 ),
3641 "informed_supporter_count" = (
3642 SELECT coalesce(sum("di"."weight"), 0)
3643 FROM "direct_interest_snapshot" AS "di"
3644 JOIN "direct_supporter_snapshot" AS "ds"
3645 ON "di"."member_id" = "ds"."member_id"
3646 WHERE "di"."issue_id" = "issue_id_p"
3647 AND "di"."event" = 'periodic'
3648 AND "ds"."initiative_id" = "initiative_id_v"
3649 AND "ds"."event" = 'periodic'
3650 AND "ds"."informed"
3651 ),
3652 "satisfied_supporter_count" = (
3653 SELECT coalesce(sum("di"."weight"), 0)
3654 FROM "direct_interest_snapshot" AS "di"
3655 JOIN "direct_supporter_snapshot" AS "ds"
3656 ON "di"."member_id" = "ds"."member_id"
3657 WHERE "di"."issue_id" = "issue_id_p"
3658 AND "di"."event" = 'periodic'
3659 AND "ds"."initiative_id" = "initiative_id_v"
3660 AND "ds"."event" = 'periodic'
3661 AND "ds"."satisfied"
3662 ),
3663 "satisfied_informed_supporter_count" = (
3664 SELECT coalesce(sum("di"."weight"), 0)
3665 FROM "direct_interest_snapshot" AS "di"
3666 JOIN "direct_supporter_snapshot" AS "ds"
3667 ON "di"."member_id" = "ds"."member_id"
3668 WHERE "di"."issue_id" = "issue_id_p"
3669 AND "di"."event" = 'periodic'
3670 AND "ds"."initiative_id" = "initiative_id_v"
3671 AND "ds"."event" = 'periodic'
3672 AND "ds"."informed"
3673 AND "ds"."satisfied"
3674 )
3675 WHERE "id" = "initiative_id_v";
3676 FOR "suggestion_id_v" IN
3677 SELECT "id" FROM "suggestion"
3678 WHERE "initiative_id" = "initiative_id_v"
3679 LOOP
3680 UPDATE "suggestion" SET
3681 "minus2_unfulfilled_count" = (
3682 SELECT coalesce(sum("snapshot"."weight"), 0)
3683 FROM "issue" CROSS JOIN "opinion"
3684 JOIN "direct_interest_snapshot" AS "snapshot"
3685 ON "snapshot"."issue_id" = "issue"."id"
3686 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3687 AND "snapshot"."member_id" = "opinion"."member_id"
3688 WHERE "issue"."id" = "issue_id_p"
3689 AND "opinion"."suggestion_id" = "suggestion_id_v"
3690 AND "opinion"."degree" = -2
3691 AND "opinion"."fulfilled" = FALSE
3692 ),
3693 "minus2_fulfilled_count" = (
3694 SELECT coalesce(sum("snapshot"."weight"), 0)
3695 FROM "issue" CROSS JOIN "opinion"
3696 JOIN "direct_interest_snapshot" AS "snapshot"
3697 ON "snapshot"."issue_id" = "issue"."id"
3698 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3699 AND "snapshot"."member_id" = "opinion"."member_id"
3700 WHERE "issue"."id" = "issue_id_p"
3701 AND "opinion"."suggestion_id" = "suggestion_id_v"
3702 AND "opinion"."degree" = -2
3703 AND "opinion"."fulfilled" = TRUE
3704 ),
3705 "minus1_unfulfilled_count" = (
3706 SELECT coalesce(sum("snapshot"."weight"), 0)
3707 FROM "issue" CROSS JOIN "opinion"
3708 JOIN "direct_interest_snapshot" AS "snapshot"
3709 ON "snapshot"."issue_id" = "issue"."id"
3710 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3711 AND "snapshot"."member_id" = "opinion"."member_id"
3712 WHERE "issue"."id" = "issue_id_p"
3713 AND "opinion"."suggestion_id" = "suggestion_id_v"
3714 AND "opinion"."degree" = -1
3715 AND "opinion"."fulfilled" = FALSE
3716 ),
3717 "minus1_fulfilled_count" = (
3718 SELECT coalesce(sum("snapshot"."weight"), 0)
3719 FROM "issue" CROSS JOIN "opinion"
3720 JOIN "direct_interest_snapshot" AS "snapshot"
3721 ON "snapshot"."issue_id" = "issue"."id"
3722 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3723 AND "snapshot"."member_id" = "opinion"."member_id"
3724 WHERE "issue"."id" = "issue_id_p"
3725 AND "opinion"."suggestion_id" = "suggestion_id_v"
3726 AND "opinion"."degree" = -1
3727 AND "opinion"."fulfilled" = TRUE
3728 ),
3729 "plus1_unfulfilled_count" = (
3730 SELECT coalesce(sum("snapshot"."weight"), 0)
3731 FROM "issue" CROSS JOIN "opinion"
3732 JOIN "direct_interest_snapshot" AS "snapshot"
3733 ON "snapshot"."issue_id" = "issue"."id"
3734 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3735 AND "snapshot"."member_id" = "opinion"."member_id"
3736 WHERE "issue"."id" = "issue_id_p"
3737 AND "opinion"."suggestion_id" = "suggestion_id_v"
3738 AND "opinion"."degree" = 1
3739 AND "opinion"."fulfilled" = FALSE
3740 ),
3741 "plus1_fulfilled_count" = (
3742 SELECT coalesce(sum("snapshot"."weight"), 0)
3743 FROM "issue" CROSS JOIN "opinion"
3744 JOIN "direct_interest_snapshot" AS "snapshot"
3745 ON "snapshot"."issue_id" = "issue"."id"
3746 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3747 AND "snapshot"."member_id" = "opinion"."member_id"
3748 WHERE "issue"."id" = "issue_id_p"
3749 AND "opinion"."suggestion_id" = "suggestion_id_v"
3750 AND "opinion"."degree" = 1
3751 AND "opinion"."fulfilled" = TRUE
3752 ),
3753 "plus2_unfulfilled_count" = (
3754 SELECT coalesce(sum("snapshot"."weight"), 0)
3755 FROM "issue" CROSS JOIN "opinion"
3756 JOIN "direct_interest_snapshot" AS "snapshot"
3757 ON "snapshot"."issue_id" = "issue"."id"
3758 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3759 AND "snapshot"."member_id" = "opinion"."member_id"
3760 WHERE "issue"."id" = "issue_id_p"
3761 AND "opinion"."suggestion_id" = "suggestion_id_v"
3762 AND "opinion"."degree" = 2
3763 AND "opinion"."fulfilled" = FALSE
3764 ),
3765 "plus2_fulfilled_count" = (
3766 SELECT coalesce(sum("snapshot"."weight"), 0)
3767 FROM "issue" CROSS JOIN "opinion"
3768 JOIN "direct_interest_snapshot" AS "snapshot"
3769 ON "snapshot"."issue_id" = "issue"."id"
3770 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3771 AND "snapshot"."member_id" = "opinion"."member_id"
3772 WHERE "issue"."id" = "issue_id_p"
3773 AND "opinion"."suggestion_id" = "suggestion_id_v"
3774 AND "opinion"."degree" = 2
3775 AND "opinion"."fulfilled" = TRUE
3776 )
3777 WHERE "suggestion"."id" = "suggestion_id_v";
3778 END LOOP;
3779 END LOOP;
3780 RETURN;
3781 END;
3782 $$;
3784 COMMENT ON FUNCTION "create_snapshot"
3785 ( "issue"."id"%TYPE )
3786 IS 'This function creates a complete new ''periodic'' snapshot of population, interest and support for the given issue. All involved tables are locked, and after completion precalculated values in the source tables are updated.';
3789 CREATE FUNCTION "set_snapshot_event"
3790 ( "issue_id_p" "issue"."id"%TYPE,
3791 "event_p" "snapshot_event" )
3792 RETURNS VOID
3793 LANGUAGE 'plpgsql' VOLATILE AS $$
3794 DECLARE
3795 "event_v" "issue"."latest_snapshot_event"%TYPE;
3796 BEGIN
3797 PERFORM "require_transaction_isolation"();
3798 SELECT "latest_snapshot_event" INTO "event_v" FROM "issue"
3799 WHERE "id" = "issue_id_p" FOR UPDATE;
3800 UPDATE "issue" SET "latest_snapshot_event" = "event_p"
3801 WHERE "id" = "issue_id_p";
3802 UPDATE "direct_population_snapshot" SET "event" = "event_p"
3803 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3804 UPDATE "delegating_population_snapshot" SET "event" = "event_p"
3805 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3806 UPDATE "direct_interest_snapshot" SET "event" = "event_p"
3807 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3808 UPDATE "delegating_interest_snapshot" SET "event" = "event_p"
3809 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3810 UPDATE "direct_supporter_snapshot" SET "event" = "event_p"
3811 FROM "initiative" -- NOTE: due to missing index on issue_id
3812 WHERE "initiative"."issue_id" = "issue_id_p"
3813 AND "direct_supporter_snapshot"."initiative_id" = "initiative"."id"
3814 AND "direct_supporter_snapshot"."event" = "event_v";
3815 RETURN;
3816 END;
3817 $$;
3819 COMMENT ON FUNCTION "set_snapshot_event"
3820 ( "issue"."id"%TYPE,
3821 "snapshot_event" )
3822 IS 'Change "event" attribute of the previous ''periodic'' snapshot';
3826 -----------------------
3827 -- Counting of votes --
3828 -----------------------
3831 CREATE FUNCTION "weight_of_added_vote_delegations"
3832 ( "issue_id_p" "issue"."id"%TYPE,
3833 "member_id_p" "member"."id"%TYPE,
3834 "delegate_member_ids_p" "delegating_voter"."delegate_member_ids"%TYPE )
3835 RETURNS "direct_voter"."weight"%TYPE
3836 LANGUAGE 'plpgsql' VOLATILE AS $$
3837 DECLARE
3838 "issue_delegation_row" "issue_delegation"%ROWTYPE;
3839 "delegate_member_ids_v" "delegating_voter"."delegate_member_ids"%TYPE;
3840 "weight_v" INT4;
3841 "sub_weight_v" INT4;
3842 BEGIN
3843 PERFORM "require_transaction_isolation"();
3844 "weight_v" := 0;
3845 FOR "issue_delegation_row" IN
3846 SELECT * FROM "issue_delegation"
3847 WHERE "trustee_id" = "member_id_p"
3848 AND "issue_id" = "issue_id_p"
3849 LOOP
3850 IF NOT EXISTS (
3851 SELECT NULL FROM "direct_voter"
3852 WHERE "member_id" = "issue_delegation_row"."truster_id"
3853 AND "issue_id" = "issue_id_p"
3854 ) AND NOT EXISTS (
3855 SELECT NULL FROM "delegating_voter"
3856 WHERE "member_id" = "issue_delegation_row"."truster_id"
3857 AND "issue_id" = "issue_id_p"
3858 ) THEN
3859 "delegate_member_ids_v" :=
3860 "member_id_p" || "delegate_member_ids_p";
3861 INSERT INTO "delegating_voter" (
3862 "issue_id",
3863 "member_id",
3864 "scope",
3865 "delegate_member_ids"
3866 ) VALUES (
3867 "issue_id_p",
3868 "issue_delegation_row"."truster_id",
3869 "issue_delegation_row"."scope",
3870 "delegate_member_ids_v"
3871 );
3872 "sub_weight_v" := 1 +
3873 "weight_of_added_vote_delegations"(
3874 "issue_id_p",
3875 "issue_delegation_row"."truster_id",
3876 "delegate_member_ids_v"
3877 );
3878 UPDATE "delegating_voter"
3879 SET "weight" = "sub_weight_v"
3880 WHERE "issue_id" = "issue_id_p"
3881 AND "member_id" = "issue_delegation_row"."truster_id";
3882 "weight_v" := "weight_v" + "sub_weight_v";
3883 END IF;
3884 END LOOP;
3885 RETURN "weight_v";
3886 END;
3887 $$;
3889 COMMENT ON FUNCTION "weight_of_added_vote_delegations"
3890 ( "issue"."id"%TYPE,
3891 "member"."id"%TYPE,
3892 "delegating_voter"."delegate_member_ids"%TYPE )
3893 IS 'Helper function for "add_vote_delegations" function';
3896 CREATE FUNCTION "add_vote_delegations"
3897 ( "issue_id_p" "issue"."id"%TYPE )
3898 RETURNS VOID
3899 LANGUAGE 'plpgsql' VOLATILE AS $$
3900 DECLARE
3901 "member_id_v" "member"."id"%TYPE;
3902 BEGIN
3903 PERFORM "require_transaction_isolation"();
3904 FOR "member_id_v" IN
3905 SELECT "member_id" FROM "direct_voter"
3906 WHERE "issue_id" = "issue_id_p"
3907 LOOP
3908 UPDATE "direct_voter" SET
3909 "weight" = "weight" + "weight_of_added_vote_delegations"(
3910 "issue_id_p",
3911 "member_id_v",
3912 '{}'
3913 )
3914 WHERE "member_id" = "member_id_v"
3915 AND "issue_id" = "issue_id_p";
3916 END LOOP;
3917 RETURN;
3918 END;
3919 $$;
3921 COMMENT ON FUNCTION "add_vote_delegations"
3922 ( "issue_id_p" "issue"."id"%TYPE )
3923 IS 'Helper function for "close_voting" function';
3926 CREATE FUNCTION "close_voting"("issue_id_p" "issue"."id"%TYPE)
3927 RETURNS VOID
3928 LANGUAGE 'plpgsql' VOLATILE AS $$
3929 DECLARE
3930 "area_id_v" "area"."id"%TYPE;
3931 "unit_id_v" "unit"."id"%TYPE;
3932 "member_id_v" "member"."id"%TYPE;
3933 BEGIN
3934 PERFORM "require_transaction_isolation"();
3935 SELECT "area_id" INTO "area_id_v" FROM "issue" WHERE "id" = "issue_id_p";
3936 SELECT "unit_id" INTO "unit_id_v" FROM "area" WHERE "id" = "area_id_v";
3937 -- override protection triggers:
3938 INSERT INTO "temporary_transaction_data" ("key", "value")
3939 VALUES ('override_protection_triggers', TRUE::TEXT);
3940 -- delete timestamp of voting comment:
3941 UPDATE "direct_voter" SET "comment_changed" = NULL
3942 WHERE "issue_id" = "issue_id_p";
3943 -- delete delegating votes (in cases of manual reset of issue state):
3944 DELETE FROM "delegating_voter"
3945 WHERE "issue_id" = "issue_id_p";
3946 -- delete votes from non-privileged voters:
3947 DELETE FROM "direct_voter"
3948 USING (
3949 SELECT
3950 "direct_voter"."member_id"
3951 FROM "direct_voter"
3952 JOIN "member" ON "direct_voter"."member_id" = "member"."id"
3953 LEFT JOIN "privilege"
3954 ON "privilege"."unit_id" = "unit_id_v"
3955 AND "privilege"."member_id" = "direct_voter"."member_id"
3956 WHERE "direct_voter"."issue_id" = "issue_id_p" AND (
3957 "member"."active" = FALSE OR
3958 "privilege"."voting_right" ISNULL OR
3959 "privilege"."voting_right" = FALSE
3960 )
3961 ) AS "subquery"
3962 WHERE "direct_voter"."issue_id" = "issue_id_p"
3963 AND "direct_voter"."member_id" = "subquery"."member_id";
3964 -- consider delegations:
3965 UPDATE "direct_voter" SET "weight" = 1
3966 WHERE "issue_id" = "issue_id_p";
3967 PERFORM "add_vote_delegations"("issue_id_p");
3968 -- mark first preferences:
3969 UPDATE "vote" SET "first_preference" = "subquery"."first_preference"
3970 FROM (
3971 SELECT
3972 "vote"."initiative_id",
3973 "vote"."member_id",
3974 CASE WHEN "vote"."grade" > 0 THEN
3975 CASE WHEN "vote"."grade" = max("agg"."grade") THEN TRUE ELSE FALSE END
3976 ELSE NULL
3977 END AS "first_preference"
3978 FROM "vote"
3979 JOIN "initiative" -- NOTE: due to missing index on issue_id
3980 ON "vote"."issue_id" = "initiative"."issue_id"
3981 JOIN "vote" AS "agg"
3982 ON "initiative"."id" = "agg"."initiative_id"
3983 AND "vote"."member_id" = "agg"."member_id"
3984 GROUP BY "vote"."initiative_id", "vote"."member_id", "vote"."grade"
3985 ) AS "subquery"
3986 WHERE "vote"."issue_id" = "issue_id_p"
3987 AND "vote"."initiative_id" = "subquery"."initiative_id"
3988 AND "vote"."member_id" = "subquery"."member_id";
3989 -- finish overriding protection triggers (avoids garbage):
3990 DELETE FROM "temporary_transaction_data"
3991 WHERE "key" = 'override_protection_triggers';
3992 -- materialize battle_view:
3993 -- NOTE: "closed" column of issue must be set at this point
3994 DELETE FROM "battle" WHERE "issue_id" = "issue_id_p";
3995 INSERT INTO "battle" (
3996 "issue_id",
3997 "winning_initiative_id", "losing_initiative_id",
3998 "count"
3999 ) SELECT
4000 "issue_id",
4001 "winning_initiative_id", "losing_initiative_id",
4002 "count"
4003 FROM "battle_view" WHERE "issue_id" = "issue_id_p";
4004 -- set voter count:
4005 UPDATE "issue" SET
4006 "voter_count" = (
4007 SELECT coalesce(sum("weight"), 0)
4008 FROM "direct_voter" WHERE "issue_id" = "issue_id_p"
4009 )
4010 WHERE "id" = "issue_id_p";
4011 -- copy "positive_votes" and "negative_votes" from "battle" table:
4012 -- NOTE: "first_preference_votes" is set to a default of 0 at this step
4013 UPDATE "initiative" SET
4014 "first_preference_votes" = 0,
4015 "positive_votes" = "battle_win"."count",
4016 "negative_votes" = "battle_lose"."count"
4017 FROM "battle" AS "battle_win", "battle" AS "battle_lose"
4018 WHERE
4019 "battle_win"."issue_id" = "issue_id_p" AND
4020 "battle_win"."winning_initiative_id" = "initiative"."id" AND
4021 "battle_win"."losing_initiative_id" ISNULL AND
4022 "battle_lose"."issue_id" = "issue_id_p" AND
4023 "battle_lose"."losing_initiative_id" = "initiative"."id" AND
4024 "battle_lose"."winning_initiative_id" ISNULL;
4025 -- calculate "first_preference_votes":
4026 -- NOTE: will only set values not equal to zero
4027 UPDATE "initiative" SET "first_preference_votes" = "subquery"."sum"
4028 FROM (
4029 SELECT "vote"."initiative_id", sum("direct_voter"."weight")
4030 FROM "vote" JOIN "direct_voter"
4031 ON "vote"."issue_id" = "direct_voter"."issue_id"
4032 AND "vote"."member_id" = "direct_voter"."member_id"
4033 WHERE "vote"."first_preference"
4034 GROUP BY "vote"."initiative_id"
4035 ) AS "subquery"
4036 WHERE "initiative"."issue_id" = "issue_id_p"
4037 AND "initiative"."admitted"
4038 AND "initiative"."id" = "subquery"."initiative_id";
4039 END;
4040 $$;
4042 COMMENT ON FUNCTION "close_voting"
4043 ( "issue"."id"%TYPE )
4044 IS 'Closes the voting on an issue, and calculates positive and negative votes for each initiative; The ranking is not calculated yet, to keep the (locking) transaction short.';
4047 CREATE FUNCTION "defeat_strength"
4048 ( "positive_votes_p" INT4,
4049 "negative_votes_p" INT4,
4050 "defeat_strength_p" "defeat_strength" )
4051 RETURNS INT8
4052 LANGUAGE 'plpgsql' IMMUTABLE AS $$
4053 BEGIN
4054 IF "defeat_strength_p" = 'simple'::"defeat_strength" THEN
4055 IF "positive_votes_p" > "negative_votes_p" THEN
4056 RETURN "positive_votes_p";
4057 ELSE
4058 RETURN 0;
4059 END IF;
4060 ELSE
4061 IF "positive_votes_p" > "negative_votes_p" THEN
4062 RETURN ("positive_votes_p"::INT8 << 31) - "negative_votes_p"::INT8;
4063 ELSIF "positive_votes_p" = "negative_votes_p" THEN
4064 RETURN 0;
4065 ELSE
4066 RETURN -1;
4067 END IF;
4068 END IF;
4069 END;
4070 $$;
4072 COMMENT ON FUNCTION "defeat_strength"(INT4, INT4, "defeat_strength") IS 'Calculates defeat strength (INT8!) according to the "defeat_strength" option (see comment on type "defeat_strength")';
4075 CREATE FUNCTION "secondary_link_strength"
4076 ( "initiative1_ord_p" INT4,
4077 "initiative2_ord_p" INT4,
4078 "tie_breaking_p" "tie_breaking" )
4079 RETURNS INT8
4080 LANGUAGE 'plpgsql' IMMUTABLE AS $$
4081 BEGIN
4082 IF "initiative1_ord_p" = "initiative2_ord_p" THEN
4083 RAISE EXCEPTION 'Identical initiative ids passed to "secondary_link_strength" function (should not happen)';
4084 END IF;
4085 RETURN (
4086 CASE WHEN "tie_breaking_p" = 'simple'::"tie_breaking" THEN
4087 0
4088 ELSE
4089 CASE WHEN "initiative1_ord_p" < "initiative2_ord_p" THEN
4090 1::INT8 << 62
4091 ELSE 0 END
4092 +
4093 CASE WHEN "tie_breaking_p" = 'variant2'::"tie_breaking" THEN
4094 ("initiative2_ord_p"::INT8 << 31) - "initiative1_ord_p"::INT8
4095 ELSE
4096 "initiative2_ord_p"::INT8 - ("initiative1_ord_p"::INT8 << 31)
4097 END
4098 END
4099 );
4100 END;
4101 $$;
4103 COMMENT ON FUNCTION "secondary_link_strength"(INT4, INT4, "tie_breaking") IS 'Calculates a secondary criterion for the defeat strength (tie-breaking of the links)';
4106 CREATE TYPE "link_strength" AS (
4107 "primary" INT8,
4108 "secondary" INT8 );
4110 COMMENT ON TYPE "link_strength" IS 'Type to store the defeat strength of a link between two candidates plus a secondary criterion to create unique link strengths between the candidates (needed for tie-breaking ''variant1'' and ''variant2'')';
4113 CREATE FUNCTION "find_best_paths"("matrix_d" "link_strength"[][])
4114 RETURNS "link_strength"[][]
4115 LANGUAGE 'plpgsql' IMMUTABLE AS $$
4116 DECLARE
4117 "dimension_v" INT4;
4118 "matrix_p" "link_strength"[][];
4119 "i" INT4;
4120 "j" INT4;
4121 "k" INT4;
4122 BEGIN
4123 "dimension_v" := array_upper("matrix_d", 1);
4124 "matrix_p" := "matrix_d";
4125 "i" := 1;
4126 LOOP
4127 "j" := 1;
4128 LOOP
4129 IF "i" != "j" THEN
4130 "k" := 1;
4131 LOOP
4132 IF "i" != "k" AND "j" != "k" THEN
4133 IF "matrix_p"["j"]["i"] < "matrix_p"["i"]["k"] THEN
4134 IF "matrix_p"["j"]["i"] > "matrix_p"["j"]["k"] THEN
4135 "matrix_p"["j"]["k"] := "matrix_p"["j"]["i"];
4136 END IF;
4137 ELSE
4138 IF "matrix_p"["i"]["k"] > "matrix_p"["j"]["k"] THEN
4139 "matrix_p"["j"]["k"] := "matrix_p"["i"]["k"];
4140 END IF;
4141 END IF;
4142 END IF;
4143 EXIT WHEN "k" = "dimension_v";
4144 "k" := "k" + 1;
4145 END LOOP;
4146 END IF;
4147 EXIT WHEN "j" = "dimension_v";
4148 "j" := "j" + 1;
4149 END LOOP;
4150 EXIT WHEN "i" = "dimension_v";
4151 "i" := "i" + 1;
4152 END LOOP;
4153 RETURN "matrix_p";
4154 END;
4155 $$;
4157 COMMENT ON FUNCTION "find_best_paths"("link_strength"[][]) IS 'Computes the strengths of the best beat-paths from a square matrix';
4160 CREATE FUNCTION "calculate_ranks"("issue_id_p" "issue"."id"%TYPE)
4161 RETURNS VOID
4162 LANGUAGE 'plpgsql' VOLATILE AS $$
4163 DECLARE
4164 "issue_row" "issue"%ROWTYPE;
4165 "policy_row" "policy"%ROWTYPE;
4166 "dimension_v" INT4;
4167 "matrix_a" INT4[][]; -- absolute votes
4168 "matrix_d" "link_strength"[][]; -- defeat strength (direct)
4169 "matrix_p" "link_strength"[][]; -- defeat strength (best path)
4170 "matrix_t" "link_strength"[][]; -- defeat strength (tie-breaking)
4171 "matrix_f" BOOLEAN[][]; -- forbidden link (tie-breaking)
4172 "matrix_b" BOOLEAN[][]; -- final order (who beats who)
4173 "i" INT4;
4174 "j" INT4;
4175 "m" INT4;
4176 "n" INT4;
4177 "battle_row" "battle"%ROWTYPE;
4178 "rank_ary" INT4[];
4179 "rank_v" INT4;
4180 "initiative_id_v" "initiative"."id"%TYPE;
4181 BEGIN
4182 PERFORM "require_transaction_isolation"();
4183 SELECT * INTO "issue_row"
4184 FROM "issue" WHERE "id" = "issue_id_p";
4185 SELECT * INTO "policy_row"
4186 FROM "policy" WHERE "id" = "issue_row"."policy_id";
4187 SELECT count(1) INTO "dimension_v"
4188 FROM "battle_participant" WHERE "issue_id" = "issue_id_p";
4189 -- create "matrix_a" with absolute number of votes in pairwise
4190 -- comparison:
4191 "matrix_a" := array_fill(NULL::INT4, ARRAY["dimension_v", "dimension_v"]);
4192 "i" := 1;
4193 "j" := 2;
4194 FOR "battle_row" IN
4195 SELECT * FROM "battle" WHERE "issue_id" = "issue_id_p"
4196 ORDER BY
4197 "winning_initiative_id" NULLS FIRST,
4198 "losing_initiative_id" NULLS FIRST
4199 LOOP
4200 "matrix_a"["i"]["j"] := "battle_row"."count";
4201 IF "j" = "dimension_v" THEN
4202 "i" := "i" + 1;
4203 "j" := 1;
4204 ELSE
4205 "j" := "j" + 1;
4206 IF "j" = "i" THEN
4207 "j" := "j" + 1;
4208 END IF;
4209 END IF;
4210 END LOOP;
4211 IF "i" != "dimension_v" OR "j" != "dimension_v" + 1 THEN
4212 RAISE EXCEPTION 'Wrong battle count (should not happen)';
4213 END IF;
4214 -- store direct defeat strengths in "matrix_d" using "defeat_strength"
4215 -- and "secondary_link_strength" functions:
4216 "matrix_d" := array_fill(NULL::INT8, ARRAY["dimension_v", "dimension_v"]);
4217 "i" := 1;
4218 LOOP
4219 "j" := 1;
4220 LOOP
4221 IF "i" != "j" THEN
4222 "matrix_d"["i"]["j"] := (
4223 "defeat_strength"(
4224 "matrix_a"["i"]["j"],
4225 "matrix_a"["j"]["i"],
4226 "policy_row"."defeat_strength"
4227 ),
4228 "secondary_link_strength"(
4229 "i",
4230 "j",
4231 "policy_row"."tie_breaking"
4232 )
4233 )::"link_strength";
4234 END IF;
4235 EXIT WHEN "j" = "dimension_v";
4236 "j" := "j" + 1;
4237 END LOOP;
4238 EXIT WHEN "i" = "dimension_v";
4239 "i" := "i" + 1;
4240 END LOOP;
4241 -- find best paths:
4242 "matrix_p" := "find_best_paths"("matrix_d");
4243 -- create partial order:
4244 "matrix_b" := array_fill(NULL::BOOLEAN, ARRAY["dimension_v", "dimension_v"]);
4245 "i" := 1;
4246 LOOP
4247 "j" := "i" + 1;
4248 LOOP
4249 IF "i" != "j" THEN
4250 IF "matrix_p"["i"]["j"] > "matrix_p"["j"]["i"] THEN
4251 "matrix_b"["i"]["j"] := TRUE;
4252 "matrix_b"["j"]["i"] := FALSE;
4253 ELSIF "matrix_p"["i"]["j"] < "matrix_p"["j"]["i"] THEN
4254 "matrix_b"["i"]["j"] := FALSE;
4255 "matrix_b"["j"]["i"] := TRUE;
4256 END IF;
4257 END IF;
4258 EXIT WHEN "j" = "dimension_v";
4259 "j" := "j" + 1;
4260 END LOOP;
4261 EXIT WHEN "i" = "dimension_v" - 1;
4262 "i" := "i" + 1;
4263 END LOOP;
4264 -- tie-breaking by forbidding shared weakest links in beat-paths
4265 -- (unless "tie_breaking" is set to 'simple', in which case tie-breaking
4266 -- is performed later by initiative id):
4267 IF "policy_row"."tie_breaking" != 'simple'::"tie_breaking" THEN
4268 "m" := 1;
4269 LOOP
4270 "n" := "m" + 1;
4271 LOOP
4272 -- only process those candidates m and n, which are tied:
4273 IF "matrix_b"["m"]["n"] ISNULL THEN
4274 -- start with beat-paths prior tie-breaking:
4275 "matrix_t" := "matrix_p";
4276 -- start with all links allowed:
4277 "matrix_f" := array_fill(FALSE, ARRAY["dimension_v", "dimension_v"]);
4278 LOOP
4279 -- determine (and forbid) that link that is the weakest link
4280 -- in both the best path from candidate m to candidate n and
4281 -- from candidate n to candidate m:
4282 "i" := 1;
4283 <<forbid_one_link>>
4284 LOOP
4285 "j" := 1;
4286 LOOP
4287 IF "i" != "j" THEN
4288 IF "matrix_d"["i"]["j"] = "matrix_t"["m"]["n"] THEN
4289 "matrix_f"["i"]["j"] := TRUE;
4290 -- exit for performance reasons,
4291 -- as exactly one link will be found:
4292 EXIT forbid_one_link;
4293 END IF;
4294 END IF;
4295 EXIT WHEN "j" = "dimension_v";
4296 "j" := "j" + 1;
4297 END LOOP;
4298 IF "i" = "dimension_v" THEN
4299 RAISE EXCEPTION 'Did not find shared weakest link for tie-breaking (should not happen)';
4300 END IF;
4301 "i" := "i" + 1;
4302 END LOOP;
4303 -- calculate best beat-paths while ignoring forbidden links:
4304 "i" := 1;
4305 LOOP
4306 "j" := 1;
4307 LOOP
4308 IF "i" != "j" THEN
4309 "matrix_t"["i"]["j"] := CASE
4310 WHEN "matrix_f"["i"]["j"]
4311 THEN ((-1::INT8) << 63, 0)::"link_strength" -- worst possible value
4312 ELSE "matrix_d"["i"]["j"] END;
4313 END IF;
4314 EXIT WHEN "j" = "dimension_v";
4315 "j" := "j" + 1;
4316 END LOOP;
4317 EXIT WHEN "i" = "dimension_v";
4318 "i" := "i" + 1;
4319 END LOOP;
4320 "matrix_t" := "find_best_paths"("matrix_t");
4321 -- extend partial order, if tie-breaking was successful:
4322 IF "matrix_t"["m"]["n"] > "matrix_t"["n"]["m"] THEN
4323 "matrix_b"["m"]["n"] := TRUE;
4324 "matrix_b"["n"]["m"] := FALSE;
4325 EXIT;
4326 ELSIF "matrix_t"["m"]["n"] < "matrix_t"["n"]["m"] THEN
4327 "matrix_b"["m"]["n"] := FALSE;
4328 "matrix_b"["n"]["m"] := TRUE;
4329 EXIT;
4330 END IF;
4331 END LOOP;
4332 END IF;
4333 EXIT WHEN "n" = "dimension_v";
4334 "n" := "n" + 1;
4335 END LOOP;
4336 EXIT WHEN "m" = "dimension_v" - 1;
4337 "m" := "m" + 1;
4338 END LOOP;
4339 END IF;
4340 -- store a unique ranking in "rank_ary":
4341 "rank_ary" := array_fill(NULL::INT4, ARRAY["dimension_v"]);
4342 "rank_v" := 1;
4343 LOOP
4344 "i" := 1;
4345 <<assign_next_rank>>
4346 LOOP
4347 IF "rank_ary"["i"] ISNULL THEN
4348 "j" := 1;
4349 LOOP
4350 IF
4351 "i" != "j" AND
4352 "rank_ary"["j"] ISNULL AND
4353 ( "matrix_b"["j"]["i"] OR
4354 -- tie-breaking by "id"
4355 ( "matrix_b"["j"]["i"] ISNULL AND
4356 "j" < "i" ) )
4357 THEN
4358 -- someone else is better
4359 EXIT;
4360 END IF;
4361 IF "j" = "dimension_v" THEN
4362 -- noone is better
4363 "rank_ary"["i"] := "rank_v";
4364 EXIT assign_next_rank;
4365 END IF;
4366 "j" := "j" + 1;
4367 END LOOP;
4368 END IF;
4369 "i" := "i" + 1;
4370 IF "i" > "dimension_v" THEN
4371 RAISE EXCEPTION 'Schulze ranking does not compute (should not happen)';
4372 END IF;
4373 END LOOP;
4374 EXIT WHEN "rank_v" = "dimension_v";
4375 "rank_v" := "rank_v" + 1;
4376 END LOOP;
4377 -- write preliminary results:
4378 "i" := 2; -- omit status quo with "i" = 1
4379 FOR "initiative_id_v" IN
4380 SELECT "id" FROM "initiative"
4381 WHERE "issue_id" = "issue_id_p" AND "admitted"
4382 ORDER BY "id"
4383 LOOP
4384 UPDATE "initiative" SET
4385 "direct_majority" =
4386 CASE WHEN "policy_row"."direct_majority_strict" THEN
4387 "positive_votes" * "policy_row"."direct_majority_den" >
4388 "policy_row"."direct_majority_num" * ("positive_votes"+"negative_votes")
4389 ELSE
4390 "positive_votes" * "policy_row"."direct_majority_den" >=
4391 "policy_row"."direct_majority_num" * ("positive_votes"+"negative_votes")
4392 END
4393 AND "positive_votes" >= "policy_row"."direct_majority_positive"
4394 AND "issue_row"."voter_count"-"negative_votes" >=
4395 "policy_row"."direct_majority_non_negative",
4396 "indirect_majority" =
4397 CASE WHEN "policy_row"."indirect_majority_strict" THEN
4398 "positive_votes" * "policy_row"."indirect_majority_den" >
4399 "policy_row"."indirect_majority_num" * ("positive_votes"+"negative_votes")
4400 ELSE
4401 "positive_votes" * "policy_row"."indirect_majority_den" >=
4402 "policy_row"."indirect_majority_num" * ("positive_votes"+"negative_votes")
4403 END
4404 AND "positive_votes" >= "policy_row"."indirect_majority_positive"
4405 AND "issue_row"."voter_count"-"negative_votes" >=
4406 "policy_row"."indirect_majority_non_negative",
4407 "schulze_rank" = "rank_ary"["i"],
4408 "better_than_status_quo" = "rank_ary"["i"] < "rank_ary"[1],
4409 "worse_than_status_quo" = "rank_ary"["i"] > "rank_ary"[1],
4410 "multistage_majority" = "rank_ary"["i"] >= "rank_ary"[1],
4411 "reverse_beat_path" = CASE WHEN "policy_row"."defeat_strength" = 'simple'::"defeat_strength"
4412 THEN NULL
4413 ELSE "matrix_p"[1]["i"]."primary" >= 0 END,
4414 "eligible" = FALSE,
4415 "winner" = FALSE,
4416 "rank" = NULL -- NOTE: in cases of manual reset of issue state
4417 WHERE "id" = "initiative_id_v";
4418 "i" := "i" + 1;
4419 END LOOP;
4420 IF "i" != "dimension_v" + 1 THEN
4421 RAISE EXCEPTION 'Wrong winner count (should not happen)';
4422 END IF;
4423 -- take indirect majorities into account:
4424 LOOP
4425 UPDATE "initiative" SET "indirect_majority" = TRUE
4426 FROM (
4427 SELECT "new_initiative"."id" AS "initiative_id"
4428 FROM "initiative" "old_initiative"
4429 JOIN "initiative" "new_initiative"
4430 ON "new_initiative"."issue_id" = "issue_id_p"
4431 AND "new_initiative"."indirect_majority" = FALSE
4432 JOIN "battle" "battle_win"
4433 ON "battle_win"."issue_id" = "issue_id_p"
4434 AND "battle_win"."winning_initiative_id" = "new_initiative"."id"
4435 AND "battle_win"."losing_initiative_id" = "old_initiative"."id"
4436 JOIN "battle" "battle_lose"
4437 ON "battle_lose"."issue_id" = "issue_id_p"
4438 AND "battle_lose"."losing_initiative_id" = "new_initiative"."id"
4439 AND "battle_lose"."winning_initiative_id" = "old_initiative"."id"
4440 WHERE "old_initiative"."issue_id" = "issue_id_p"
4441 AND "old_initiative"."indirect_majority" = TRUE
4442 AND CASE WHEN "policy_row"."indirect_majority_strict" THEN
4443 "battle_win"."count" * "policy_row"."indirect_majority_den" >
4444 "policy_row"."indirect_majority_num" *
4445 ("battle_win"."count"+"battle_lose"."count")
4446 ELSE
4447 "battle_win"."count" * "policy_row"."indirect_majority_den" >=
4448 "policy_row"."indirect_majority_num" *
4449 ("battle_win"."count"+"battle_lose"."count")
4450 END
4451 AND "battle_win"."count" >= "policy_row"."indirect_majority_positive"
4452 AND "issue_row"."voter_count"-"battle_lose"."count" >=
4453 "policy_row"."indirect_majority_non_negative"
4454 ) AS "subquery"
4455 WHERE "id" = "subquery"."initiative_id";
4456 EXIT WHEN NOT FOUND;
4457 END LOOP;
4458 -- set "multistage_majority" for remaining matching initiatives:
4459 UPDATE "initiative" SET "multistage_majority" = TRUE
4460 FROM (
4461 SELECT "losing_initiative"."id" AS "initiative_id"
4462 FROM "initiative" "losing_initiative"
4463 JOIN "initiative" "winning_initiative"
4464 ON "winning_initiative"."issue_id" = "issue_id_p"
4465 AND "winning_initiative"."admitted"
4466 JOIN "battle" "battle_win"
4467 ON "battle_win"."issue_id" = "issue_id_p"
4468 AND "battle_win"."winning_initiative_id" = "winning_initiative"."id"
4469 AND "battle_win"."losing_initiative_id" = "losing_initiative"."id"
4470 JOIN "battle" "battle_lose"
4471 ON "battle_lose"."issue_id" = "issue_id_p"
4472 AND "battle_lose"."losing_initiative_id" = "winning_initiative"."id"
4473 AND "battle_lose"."winning_initiative_id" = "losing_initiative"."id"
4474 WHERE "losing_initiative"."issue_id" = "issue_id_p"
4475 AND "losing_initiative"."admitted"
4476 AND "winning_initiative"."schulze_rank" <
4477 "losing_initiative"."schulze_rank"
4478 AND "battle_win"."count" > "battle_lose"."count"
4479 AND (
4480 "battle_win"."count" > "winning_initiative"."positive_votes" OR
4481 "battle_lose"."count" < "losing_initiative"."negative_votes" )
4482 ) AS "subquery"
4483 WHERE "id" = "subquery"."initiative_id";
4484 -- mark eligible initiatives:
4485 UPDATE "initiative" SET "eligible" = TRUE
4486 WHERE "issue_id" = "issue_id_p"
4487 AND "initiative"."direct_majority"
4488 AND "initiative"."indirect_majority"
4489 AND "initiative"."better_than_status_quo"
4490 AND (
4491 "policy_row"."no_multistage_majority" = FALSE OR
4492 "initiative"."multistage_majority" = FALSE )
4493 AND (
4494 "policy_row"."no_reverse_beat_path" = FALSE OR
4495 coalesce("initiative"."reverse_beat_path", FALSE) = FALSE );
4496 -- mark final winner:
4497 UPDATE "initiative" SET "winner" = TRUE
4498 FROM (
4499 SELECT "id" AS "initiative_id"
4500 FROM "initiative"
4501 WHERE "issue_id" = "issue_id_p" AND "eligible"
4502 ORDER BY
4503 "schulze_rank",
4504 "id"
4505 LIMIT 1
4506 ) AS "subquery"
4507 WHERE "id" = "subquery"."initiative_id";
4508 -- write (final) ranks:
4509 "rank_v" := 1;
4510 FOR "initiative_id_v" IN
4511 SELECT "id"
4512 FROM "initiative"
4513 WHERE "issue_id" = "issue_id_p" AND "admitted"
4514 ORDER BY
4515 "winner" DESC,
4516 "eligible" DESC,
4517 "schulze_rank",
4518 "id"
4519 LOOP
4520 UPDATE "initiative" SET "rank" = "rank_v"
4521 WHERE "id" = "initiative_id_v";
4522 "rank_v" := "rank_v" + 1;
4523 END LOOP;
4524 -- set schulze rank of status quo and mark issue as finished:
4525 UPDATE "issue" SET
4526 "status_quo_schulze_rank" = "rank_ary"[1],
4527 "state" =
4528 CASE WHEN EXISTS (
4529 SELECT NULL FROM "initiative"
4530 WHERE "issue_id" = "issue_id_p" AND "winner"
4531 ) THEN
4532 'finished_with_winner'::"issue_state"
4533 ELSE
4534 'finished_without_winner'::"issue_state"
4535 END,
4536 "closed" = "phase_finished",
4537 "phase_finished" = NULL
4538 WHERE "id" = "issue_id_p";
4539 RETURN;
4540 END;
4541 $$;
4543 COMMENT ON FUNCTION "calculate_ranks"
4544 ( "issue"."id"%TYPE )
4545 IS 'Determine ranking (Votes have to be counted first)';
4549 -----------------------------
4550 -- Automatic state changes --
4551 -----------------------------
4554 CREATE TYPE "check_issue_persistence" AS (
4555 "state" "issue_state",
4556 "phase_finished" BOOLEAN,
4557 "issue_revoked" BOOLEAN,
4558 "snapshot_created" BOOLEAN,
4559 "harmonic_weights_set" BOOLEAN,
4560 "closed_voting" BOOLEAN );
4562 COMMENT ON TYPE "check_issue_persistence" IS 'Type of data returned by "check_issue" function, to be passed to subsequent calls of the same function';
4565 CREATE FUNCTION "check_issue"
4566 ( "issue_id_p" "issue"."id"%TYPE,
4567 "persist" "check_issue_persistence" )
4568 RETURNS "check_issue_persistence"
4569 LANGUAGE 'plpgsql' VOLATILE AS $$
4570 DECLARE
4571 "issue_row" "issue"%ROWTYPE;
4572 "policy_row" "policy"%ROWTYPE;
4573 "initiative_row" "initiative"%ROWTYPE;
4574 "state_v" "issue_state";
4575 BEGIN
4576 PERFORM "require_transaction_isolation"();
4577 IF "persist" ISNULL THEN
4578 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p"
4579 FOR UPDATE;
4580 IF "issue_row"."closed" NOTNULL THEN
4581 RETURN NULL;
4582 END IF;
4583 "persist"."state" := "issue_row"."state";
4584 IF
4585 ( "issue_row"."state" = 'admission' AND now() >=
4586 "issue_row"."created" + "issue_row"."max_admission_time" ) OR
4587 ( "issue_row"."state" = 'discussion' AND now() >=
4588 "issue_row"."accepted" + "issue_row"."discussion_time" ) OR
4589 ( "issue_row"."state" = 'verification' AND now() >=
4590 "issue_row"."half_frozen" + "issue_row"."verification_time" ) OR
4591 ( "issue_row"."state" = 'voting' AND now() >=
4592 "issue_row"."fully_frozen" + "issue_row"."voting_time" )
4593 THEN
4594 "persist"."phase_finished" := TRUE;
4595 ELSE
4596 "persist"."phase_finished" := FALSE;
4597 END IF;
4598 IF
4599 NOT EXISTS (
4600 -- all initiatives are revoked
4601 SELECT NULL FROM "initiative"
4602 WHERE "issue_id" = "issue_id_p" AND "revoked" ISNULL
4603 ) AND (
4604 -- and issue has not been accepted yet
4605 "persist"."state" = 'admission' OR
4606 -- or verification time has elapsed
4607 ( "persist"."state" = 'verification' AND
4608 "persist"."phase_finished" ) OR
4609 -- or no initiatives have been revoked lately
4610 NOT EXISTS (
4611 SELECT NULL FROM "initiative"
4612 WHERE "issue_id" = "issue_id_p"
4613 AND now() < "revoked" + "issue_row"."verification_time"
4614 )
4615 )
4616 THEN
4617 "persist"."issue_revoked" := TRUE;
4618 ELSE
4619 "persist"."issue_revoked" := FALSE;
4620 END IF;
4621 IF "persist"."phase_finished" OR "persist"."issue_revoked" THEN
4622 UPDATE "issue" SET "phase_finished" = now()
4623 WHERE "id" = "issue_row"."id";
4624 RETURN "persist";
4625 ELSIF
4626 "persist"."state" IN ('admission', 'discussion', 'verification')
4627 THEN
4628 RETURN "persist";
4629 ELSE
4630 RETURN NULL;
4631 END IF;
4632 END IF;
4633 IF
4634 "persist"."state" IN ('admission', 'discussion', 'verification') AND
4635 coalesce("persist"."snapshot_created", FALSE) = FALSE
4636 THEN
4637 PERFORM "create_snapshot"("issue_id_p");
4638 "persist"."snapshot_created" = TRUE;
4639 IF "persist"."phase_finished" THEN
4640 IF "persist"."state" = 'admission' THEN
4641 PERFORM "set_snapshot_event"("issue_id_p", 'end_of_admission');
4642 ELSIF "persist"."state" = 'discussion' THEN
4643 PERFORM "set_snapshot_event"("issue_id_p", 'half_freeze');
4644 ELSIF "persist"."state" = 'verification' THEN
4645 PERFORM "set_snapshot_event"("issue_id_p", 'full_freeze');
4646 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p";
4647 SELECT * INTO "policy_row" FROM "policy"
4648 WHERE "id" = "issue_row"."policy_id";
4649 FOR "initiative_row" IN
4650 SELECT * FROM "initiative"
4651 WHERE "issue_id" = "issue_id_p" AND "revoked" ISNULL
4652 FOR UPDATE
4653 LOOP
4654 IF
4655 "initiative_row"."polling" OR (
4656 "initiative_row"."satisfied_supporter_count" > 0 AND
4657 "initiative_row"."satisfied_supporter_count" *
4658 "policy_row"."initiative_quorum_den" >=
4659 "issue_row"."population" * "policy_row"."initiative_quorum_num"
4660 )
4661 THEN
4662 UPDATE "initiative" SET "admitted" = TRUE
4663 WHERE "id" = "initiative_row"."id";
4664 ELSE
4665 UPDATE "initiative" SET "admitted" = FALSE
4666 WHERE "id" = "initiative_row"."id";
4667 END IF;
4668 END LOOP;
4669 END IF;
4670 END IF;
4671 RETURN "persist";
4672 END IF;
4673 IF
4674 "persist"."state" IN ('admission', 'discussion', 'verification') AND
4675 coalesce("persist"."harmonic_weights_set", FALSE) = FALSE
4676 THEN
4677 PERFORM "set_harmonic_initiative_weights"("issue_id_p");
4678 "persist"."harmonic_weights_set" = TRUE;
4679 IF
4680 "persist"."phase_finished" OR
4681 "persist"."issue_revoked" OR
4682 "persist"."state" = 'admission'
4683 THEN
4684 RETURN "persist";
4685 ELSE
4686 RETURN NULL;
4687 END IF;
4688 END IF;
4689 IF "persist"."issue_revoked" THEN
4690 IF "persist"."state" = 'admission' THEN
4691 "state_v" := 'canceled_revoked_before_accepted';
4692 ELSIF "persist"."state" = 'discussion' THEN
4693 "state_v" := 'canceled_after_revocation_during_discussion';
4694 ELSIF "persist"."state" = 'verification' THEN
4695 "state_v" := 'canceled_after_revocation_during_verification';
4696 END IF;
4697 UPDATE "issue" SET
4698 "state" = "state_v",
4699 "closed" = "phase_finished",
4700 "phase_finished" = NULL
4701 WHERE "id" = "issue_id_p";
4702 RETURN NULL;
4703 END IF;
4704 IF "persist"."state" = 'admission' THEN
4705 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p"
4706 FOR UPDATE;
4707 SELECT * INTO "policy_row"
4708 FROM "policy" WHERE "id" = "issue_row"."policy_id";
4709 IF
4710 ( now() >=
4711 "issue_row"."created" + "issue_row"."min_admission_time" ) AND
4712 EXISTS (
4713 SELECT NULL FROM "initiative"
4714 WHERE "issue_id" = "issue_id_p"
4715 AND "supporter_count" > 0
4716 AND "supporter_count" * "policy_row"."issue_quorum_den"
4717 >= "issue_row"."population" * "policy_row"."issue_quorum_num"
4718 )
4719 THEN
4720 UPDATE "issue" SET
4721 "state" = 'discussion',
4722 "accepted" = coalesce("phase_finished", now()),
4723 "phase_finished" = NULL
4724 WHERE "id" = "issue_id_p";
4725 ELSIF "issue_row"."phase_finished" NOTNULL THEN
4726 UPDATE "issue" SET
4727 "state" = 'canceled_issue_not_accepted',
4728 "closed" = "phase_finished",
4729 "phase_finished" = NULL
4730 WHERE "id" = "issue_id_p";
4731 END IF;
4732 RETURN NULL;
4733 END IF;
4734 IF "persist"."phase_finished" THEN
4735 IF "persist"."state" = 'discussion' THEN
4736 UPDATE "issue" SET
4737 "state" = 'verification',
4738 "half_frozen" = "phase_finished",
4739 "phase_finished" = NULL
4740 WHERE "id" = "issue_id_p";
4741 RETURN NULL;
4742 END IF;
4743 IF "persist"."state" = 'verification' THEN
4744 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p"
4745 FOR UPDATE;
4746 SELECT * INTO "policy_row" FROM "policy"
4747 WHERE "id" = "issue_row"."policy_id";
4748 IF EXISTS (
4749 SELECT NULL FROM "initiative"
4750 WHERE "issue_id" = "issue_id_p" AND "admitted" = TRUE
4751 ) THEN
4752 UPDATE "issue" SET
4753 "state" = 'voting',
4754 "fully_frozen" = "phase_finished",
4755 "phase_finished" = NULL
4756 WHERE "id" = "issue_id_p";
4757 ELSE
4758 UPDATE "issue" SET
4759 "state" = 'canceled_no_initiative_admitted',
4760 "fully_frozen" = "phase_finished",
4761 "closed" = "phase_finished",
4762 "phase_finished" = NULL
4763 WHERE "id" = "issue_id_p";
4764 -- NOTE: The following DELETE statements have effect only when
4765 -- issue state has been manipulated
4766 DELETE FROM "direct_voter" WHERE "issue_id" = "issue_id_p";
4767 DELETE FROM "delegating_voter" WHERE "issue_id" = "issue_id_p";
4768 DELETE FROM "battle" WHERE "issue_id" = "issue_id_p";
4769 END IF;
4770 RETURN NULL;
4771 END IF;
4772 IF "persist"."state" = 'voting' THEN
4773 IF coalesce("persist"."closed_voting", FALSE) = FALSE THEN
4774 PERFORM "close_voting"("issue_id_p");
4775 "persist"."closed_voting" = TRUE;
4776 RETURN "persist";
4777 END IF;
4778 PERFORM "calculate_ranks"("issue_id_p");
4779 RETURN NULL;
4780 END IF;
4781 END IF;
4782 RAISE WARNING 'should not happen';
4783 RETURN NULL;
4784 END;
4785 $$;
4787 COMMENT ON FUNCTION "check_issue"
4788 ( "issue"."id"%TYPE,
4789 "check_issue_persistence" )
4790 IS 'Precalculate supporter counts etc. for a given issue, and check, if status change is required, and perform the status change when necessary; Function must be called multiple times with the previous result as second parameter, until the result is NULL (see source code of function "check_everything")';
4793 CREATE FUNCTION "check_everything"()
4794 RETURNS VOID
4795 LANGUAGE 'plpgsql' VOLATILE AS $$
4796 DECLARE
4797 "issue_id_v" "issue"."id"%TYPE;
4798 "persist_v" "check_issue_persistence";
4799 BEGIN
4800 RAISE WARNING 'Function "check_everything" should only be used for development and debugging purposes';
4801 DELETE FROM "expired_session";
4802 PERFORM "check_activity"();
4803 PERFORM "calculate_member_counts"();
4804 FOR "issue_id_v" IN SELECT "id" FROM "open_issue" LOOP
4805 "persist_v" := NULL;
4806 LOOP
4807 "persist_v" := "check_issue"("issue_id_v", "persist_v");
4808 EXIT WHEN "persist_v" ISNULL;
4809 END LOOP;
4810 END LOOP;
4811 RETURN;
4812 END;
4813 $$;
4815 COMMENT ON FUNCTION "check_everything"() IS 'Amongst other regular tasks this function performs "check_issue" for every open issue. Use this function only for development and debugging purposes, as you may run into locking and/or serialization problems in productive environments.';
4819 ----------------------
4820 -- Deletion of data --
4821 ----------------------
4824 CREATE FUNCTION "clean_issue"("issue_id_p" "issue"."id"%TYPE)
4825 RETURNS VOID
4826 LANGUAGE 'plpgsql' VOLATILE AS $$
4827 BEGIN
4828 IF EXISTS (
4829 SELECT NULL FROM "issue" WHERE "id" = "issue_id_p" AND "cleaned" ISNULL
4830 ) THEN
4831 -- override protection triggers:
4832 INSERT INTO "temporary_transaction_data" ("key", "value")
4833 VALUES ('override_protection_triggers', TRUE::TEXT);
4834 -- clean data:
4835 DELETE FROM "delegating_voter"
4836 WHERE "issue_id" = "issue_id_p";
4837 DELETE FROM "direct_voter"
4838 WHERE "issue_id" = "issue_id_p";
4839 DELETE FROM "delegating_interest_snapshot"
4840 WHERE "issue_id" = "issue_id_p";
4841 DELETE FROM "direct_interest_snapshot"
4842 WHERE "issue_id" = "issue_id_p";
4843 DELETE FROM "delegating_population_snapshot"
4844 WHERE "issue_id" = "issue_id_p";
4845 DELETE FROM "direct_population_snapshot"
4846 WHERE "issue_id" = "issue_id_p";
4847 DELETE FROM "non_voter"
4848 WHERE "issue_id" = "issue_id_p";
4849 DELETE FROM "delegation"
4850 WHERE "issue_id" = "issue_id_p";
4851 DELETE FROM "supporter"
4852 USING "initiative" -- NOTE: due to missing index on issue_id
4853 WHERE "initiative"."issue_id" = "issue_id_p"
4854 AND "supporter"."initiative_id" = "initiative_id";
4855 -- mark issue as cleaned:
4856 UPDATE "issue" SET "cleaned" = now() WHERE "id" = "issue_id_p";
4857 -- finish overriding protection triggers (avoids garbage):
4858 DELETE FROM "temporary_transaction_data"
4859 WHERE "key" = 'override_protection_triggers';
4860 END IF;
4861 RETURN;
4862 END;
4863 $$;
4865 COMMENT ON FUNCTION "clean_issue"("issue"."id"%TYPE) IS 'Delete discussion data and votes belonging to an issue';
4868 CREATE FUNCTION "delete_member"("member_id_p" "member"."id"%TYPE)
4869 RETURNS VOID
4870 LANGUAGE 'plpgsql' VOLATILE AS $$
4871 BEGIN
4872 UPDATE "member" SET
4873 "last_login" = NULL,
4874 "last_delegation_check" = NULL,
4875 "login" = NULL,
4876 "password" = NULL,
4877 "authority" = NULL,
4878 "authority_uid" = NULL,
4879 "authority_login" = NULL,
4880 "locked" = TRUE,
4881 "active" = FALSE,
4882 "notify_email" = NULL,
4883 "notify_email_unconfirmed" = NULL,
4884 "notify_email_secret" = NULL,
4885 "notify_email_secret_expiry" = NULL,
4886 "notify_email_lock_expiry" = NULL,
4887 "login_recovery_expiry" = NULL,
4888 "password_reset_secret" = NULL,
4889 "password_reset_secret_expiry" = NULL,
4890 "organizational_unit" = NULL,
4891 "internal_posts" = NULL,
4892 "realname" = NULL,
4893 "birthday" = NULL,
4894 "address" = NULL,
4895 "email" = NULL,
4896 "xmpp_address" = NULL,
4897 "website" = NULL,
4898 "phone" = NULL,
4899 "mobile_phone" = NULL,
4900 "profession" = NULL,
4901 "external_memberships" = NULL,
4902 "external_posts" = NULL,
4903 "statement" = NULL
4904 WHERE "id" = "member_id_p";
4905 -- "text_search_data" is updated by triggers
4906 DELETE FROM "setting" WHERE "member_id" = "member_id_p";
4907 DELETE FROM "setting_map" WHERE "member_id" = "member_id_p";
4908 DELETE FROM "member_relation_setting" WHERE "member_id" = "member_id_p";
4909 DELETE FROM "member_image" WHERE "member_id" = "member_id_p";
4910 DELETE FROM "contact" WHERE "member_id" = "member_id_p";
4911 DELETE FROM "ignored_member" WHERE "member_id" = "member_id_p";
4912 DELETE FROM "session" WHERE "member_id" = "member_id_p";
4913 DELETE FROM "area_setting" WHERE "member_id" = "member_id_p";
4914 DELETE FROM "issue_setting" WHERE "member_id" = "member_id_p";
4915 DELETE FROM "ignored_initiative" WHERE "member_id" = "member_id_p";
4916 DELETE FROM "initiative_setting" WHERE "member_id" = "member_id_p";
4917 DELETE FROM "suggestion_setting" WHERE "member_id" = "member_id_p";
4918 DELETE FROM "membership" WHERE "member_id" = "member_id_p";
4919 DELETE FROM "delegation" WHERE "truster_id" = "member_id_p";
4920 DELETE FROM "non_voter" WHERE "member_id" = "member_id_p";
4921 DELETE FROM "direct_voter" USING "issue"
4922 WHERE "direct_voter"."issue_id" = "issue"."id"
4923 AND "issue"."closed" ISNULL
4924 AND "member_id" = "member_id_p";
4925 RETURN;
4926 END;
4927 $$;
4929 COMMENT ON FUNCTION "delete_member"("member_id_p" "member"."id"%TYPE) IS 'Deactivate member and clear certain settings and data of this member (data protection)';
4932 CREATE FUNCTION "delete_private_data"()
4933 RETURNS VOID
4934 LANGUAGE 'plpgsql' VOLATILE AS $$
4935 BEGIN
4936 DELETE FROM "temporary_transaction_data";
4937 DELETE FROM "member" WHERE "activated" ISNULL;
4938 UPDATE "member" SET
4939 "invite_code" = NULL,
4940 "invite_code_expiry" = NULL,
4941 "admin_comment" = NULL,
4942 "last_login" = NULL,
4943 "last_delegation_check" = NULL,
4944 "login" = NULL,
4945 "password" = NULL,
4946 "authority" = NULL,
4947 "authority_uid" = NULL,
4948 "authority_login" = NULL,
4949 "lang" = NULL,
4950 "notify_email" = NULL,
4951 "notify_email_unconfirmed" = NULL,
4952 "notify_email_secret" = NULL,
4953 "notify_email_secret_expiry" = NULL,
4954 "notify_email_lock_expiry" = NULL,
4955 "notify_level" = NULL,
4956 "login_recovery_expiry" = NULL,
4957 "password_reset_secret" = NULL,
4958 "password_reset_secret_expiry" = NULL,
4959 "organizational_unit" = NULL,
4960 "internal_posts" = NULL,
4961 "realname" = NULL,
4962 "birthday" = NULL,
4963 "address" = NULL,
4964 "email" = NULL,
4965 "xmpp_address" = NULL,
4966 "website" = NULL,
4967 "phone" = NULL,
4968 "mobile_phone" = NULL,
4969 "profession" = NULL,
4970 "external_memberships" = NULL,
4971 "external_posts" = NULL,
4972 "formatting_engine" = NULL,
4973 "statement" = NULL;
4974 -- "text_search_data" is updated by triggers
4975 DELETE FROM "setting";
4976 DELETE FROM "setting_map";
4977 DELETE FROM "member_relation_setting";
4978 DELETE FROM "member_image";
4979 DELETE FROM "contact";
4980 DELETE FROM "ignored_member";
4981 DELETE FROM "session";
4982 DELETE FROM "area_setting";
4983 DELETE FROM "issue_setting";
4984 DELETE FROM "ignored_initiative";
4985 DELETE FROM "initiative_setting";
4986 DELETE FROM "suggestion_setting";
4987 DELETE FROM "non_voter";
4988 DELETE FROM "direct_voter" USING "issue"
4989 WHERE "direct_voter"."issue_id" = "issue"."id"
4990 AND "issue"."closed" ISNULL;
4991 RETURN;
4992 END;
4993 $$;
4995 COMMENT ON FUNCTION "delete_private_data"() IS 'Used by lf_export script. DO NOT USE on productive database, but only on a copy! This function deletes all data which should not be publicly available, and can be used to create a database dump for publication. See source code to see which data is deleted. If you need a different behaviour, copy this function and modify lf_export accordingly, to avoid data-leaks after updating.';
4999 COMMIT;