liquid_feedback_core
view core.sql @ 475:ecac8ab6ca04
Added missing EXIT statement in featured_initiative function
| author | jbe |
|---|---|
| date | Wed Mar 30 11:46:52 2016 +0200 (2016-03-30) |
| parents | 5cafa61745bd |
| children | c463d280947c |
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 0,
124 "sample_size" INT4 NOT NULL DEFAULT 3,
125 "last_notified_suggestion_id" INT8,
126 "login_recovery_expiry" TIMESTAMPTZ,
127 "password_reset_secret" TEXT UNIQUE,
128 "password_reset_secret_expiry" TIMESTAMPTZ,
129 "name" TEXT UNIQUE,
130 "identification" TEXT UNIQUE,
131 "authentication" TEXT,
132 "organizational_unit" TEXT,
133 "internal_posts" TEXT,
134 "realname" TEXT,
135 "birthday" DATE,
136 "address" TEXT,
137 "email" TEXT,
138 "xmpp_address" TEXT,
139 "website" TEXT,
140 "phone" TEXT,
141 "mobile_phone" TEXT,
142 "profession" TEXT,
143 "external_memberships" TEXT,
144 "external_posts" TEXT,
145 "formatting_engine" TEXT,
146 "statement" TEXT,
147 "text_search_data" TSVECTOR,
148 CONSTRAINT "active_requires_activated_and_last_activity"
149 CHECK ("active" = FALSE OR ("activated" NOTNULL AND "last_activity" NOTNULL)),
150 CONSTRAINT "authority_requires_uid_and_vice_versa"
151 CHECK (("authority" NOTNULL) = ("authority_uid" NOTNULL)),
152 CONSTRAINT "authority_uid_unique_per_authority"
153 UNIQUE ("authority", "authority_uid"),
154 CONSTRAINT "authority_login_requires_authority"
155 CHECK ("authority" NOTNULL OR "authority_login" ISNULL),
156 CONSTRAINT "name_not_null_if_activated"
157 CHECK ("activated" ISNULL OR "name" NOTNULL) );
158 CREATE INDEX "member_authority_login_idx" ON "member" ("authority_login");
159 CREATE INDEX "member_active_idx" ON "member" ("active");
160 CREATE INDEX "member_text_search_data_idx" ON "member" USING gin ("text_search_data");
161 CREATE TRIGGER "update_text_search_data"
162 BEFORE INSERT OR UPDATE ON "member"
163 FOR EACH ROW EXECUTE PROCEDURE
164 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
165 "name", "identification", "organizational_unit", "internal_posts",
166 "realname", "external_memberships", "external_posts", "statement" );
168 COMMENT ON TABLE "member" IS 'Users of the system, e.g. members of an organization';
170 COMMENT ON COLUMN "member"."created" IS 'Creation of member record and/or invite code';
171 COMMENT ON COLUMN "member"."invite_code" IS 'Optional invite code, to allow a member to initialize his/her account the first time';
172 COMMENT ON COLUMN "member"."invite_code_expiry" IS 'Expiry data/time for "invite_code"';
173 COMMENT ON COLUMN "member"."admin_comment" IS 'Hidden comment for administrative purposes';
174 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';
175 COMMENT ON COLUMN "member"."last_activity" IS 'Date of last activity of member; required to be set for "active" members';
176 COMMENT ON COLUMN "member"."last_login" IS 'Timestamp of last login';
177 COMMENT ON COLUMN "member"."last_delegation_check" IS 'Timestamp of last delegation check (i.e. confirmation of all unit and area delegations)';
178 COMMENT ON COLUMN "member"."login" IS 'Login name';
179 COMMENT ON COLUMN "member"."password" IS 'Password (preferably as crypto-hash, depending on the frontend or access layer)';
180 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)';
181 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)';
182 COMMENT ON COLUMN "member"."authority_login" IS 'Login name for external accounts (field is not unique!)';
183 COMMENT ON COLUMN "member"."locked" IS 'Locked members can not log in.';
184 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".';
185 COMMENT ON COLUMN "member"."admin" IS 'TRUE for admins, which can administrate other users and setup policies and areas';
186 COMMENT ON COLUMN "member"."lang" IS 'Language code of the preferred language of the member';
187 COMMENT ON COLUMN "member"."notify_email" IS 'Email address where notifications of the system are sent to';
188 COMMENT ON COLUMN "member"."notify_email_unconfirmed" IS 'Unconfirmed email address provided by the member to be copied into "notify_email" field after verification';
189 COMMENT ON COLUMN "member"."notify_email_secret" IS 'Secret sent to the address in "notify_email_unconformed"';
190 COMMENT ON COLUMN "member"."notify_email_secret_expiry" IS 'Expiry date/time for "notify_email_secret"';
191 COMMENT ON COLUMN "member"."notify_email_lock_expiry" IS 'Date/time until no further email confirmation mails may be sent (abuse protection)';
192 COMMENT ON COLUMN "member"."disable_notifications" IS 'TRUE if member does not want to receive notifications';
193 COMMENT ON COLUMN "member"."login_recovery_expiry" IS 'Date/time after which another login recovery attempt is allowed';
194 COMMENT ON COLUMN "member"."password_reset_secret" IS 'Secret string sent via e-mail for password recovery';
195 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';
196 COMMENT ON COLUMN "member"."name" IS 'Distinct name of the member, may be NULL if account has not been activated yet';
197 COMMENT ON COLUMN "member"."identification" IS 'Optional identification number or code of the member';
198 COMMENT ON COLUMN "member"."authentication" IS 'Information about how this member was authenticated';
199 COMMENT ON COLUMN "member"."organizational_unit" IS 'Branch or division of the organization the member belongs to';
200 COMMENT ON COLUMN "member"."internal_posts" IS 'Posts (offices) of the member inside the organization';
201 COMMENT ON COLUMN "member"."realname" IS 'Real name of the member, may be identical with "name"';
202 COMMENT ON COLUMN "member"."email" IS 'Published email address of the member; not used for system notifications';
203 COMMENT ON COLUMN "member"."external_memberships" IS 'Other organizations the member is involved in';
204 COMMENT ON COLUMN "member"."external_posts" IS 'Posts (offices) outside the organization';
205 COMMENT ON COLUMN "member"."formatting_engine" IS 'Allows different formatting engines (i.e. wiki formats) to be used for "member"."statement"';
206 COMMENT ON COLUMN "member"."statement" IS 'Freely chosen text of the member for his/her profile';
209 CREATE TABLE "member_history" (
210 "id" SERIAL8 PRIMARY KEY,
211 "member_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
212 "until" TIMESTAMPTZ NOT NULL DEFAULT now(),
213 "active" BOOLEAN NOT NULL,
214 "name" TEXT NOT NULL );
215 CREATE INDEX "member_history_member_id_idx" ON "member_history" ("member_id");
217 COMMENT ON TABLE "member_history" IS 'Filled by trigger; keeps information about old names and active flag of members';
219 COMMENT ON COLUMN "member_history"."id" IS 'Primary key, which can be used to sort entries correctly (and time warp resistant)';
220 COMMENT ON COLUMN "member_history"."until" IS 'Timestamp until the data was valid';
223 CREATE TABLE "rendered_member_statement" (
224 PRIMARY KEY ("member_id", "format"),
225 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
226 "format" TEXT,
227 "content" TEXT NOT NULL );
229 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)';
232 CREATE TABLE "subscription_time" (
233 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
234 "day_of_week" INT2 CONSTRAINT "day_of_week_range" CHECK ("day_of_week" BETWEEN 0 AND 6),
235 "time_of_day" TIME NOT NULL );
236 CREATE UNIQUE INDEX "subscription_time_all_days_of_week_time_of_day_idx" ON "subscription_time" ("time_of_day", "member_id") WHERE ("day_of_week" ISNULL);
237 CREATE UNIQUE INDEX "subscription_time_day_of_week_time_of_day_idx" ON "subscription_time" ("day_of_week", "time_of_day", "member_id");
239 COMMENT ON TABLE "subscription_time" IS 'Selects when a member receives digests on new user content in the system';
242 CREATE TABLE "setting" (
243 PRIMARY KEY ("member_id", "key"),
244 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
245 "key" TEXT NOT NULL,
246 "value" TEXT NOT NULL );
247 CREATE INDEX "setting_key_idx" ON "setting" ("key");
249 COMMENT ON TABLE "setting" IS 'Place to store a frontend specific setting for members as a string';
251 COMMENT ON COLUMN "setting"."key" IS 'Name of the setting, preceded by a frontend specific prefix';
254 CREATE TABLE "setting_map" (
255 PRIMARY KEY ("member_id", "key", "subkey"),
256 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
257 "key" TEXT NOT NULL,
258 "subkey" TEXT NOT NULL,
259 "value" TEXT NOT NULL );
260 CREATE INDEX "setting_map_key_idx" ON "setting_map" ("key");
262 COMMENT ON TABLE "setting_map" IS 'Place to store a frontend specific setting for members as a map of key value pairs';
264 COMMENT ON COLUMN "setting_map"."key" IS 'Name of the setting, preceded by a frontend specific prefix';
265 COMMENT ON COLUMN "setting_map"."subkey" IS 'Key of a map entry';
266 COMMENT ON COLUMN "setting_map"."value" IS 'Value of a map entry';
269 CREATE TABLE "member_relation_setting" (
270 PRIMARY KEY ("member_id", "key", "other_member_id"),
271 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
272 "key" TEXT NOT NULL,
273 "other_member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
274 "value" TEXT NOT NULL );
276 COMMENT ON TABLE "member_relation_setting" IS 'Place to store a frontend specific setting related to relations between members as a string';
279 CREATE TYPE "member_image_type" AS ENUM ('photo', 'avatar');
281 COMMENT ON TYPE "member_image_type" IS 'Types of images for a member';
284 CREATE TABLE "member_image" (
285 PRIMARY KEY ("member_id", "image_type", "scaled"),
286 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
287 "image_type" "member_image_type",
288 "scaled" BOOLEAN,
289 "content_type" TEXT,
290 "data" BYTEA NOT NULL );
292 COMMENT ON TABLE "member_image" IS 'Images of members';
294 COMMENT ON COLUMN "member_image"."scaled" IS 'FALSE for original image, TRUE for scaled version of the image';
297 CREATE TABLE "member_count" (
298 "calculated" TIMESTAMPTZ NOT NULL DEFAULT now(),
299 "total_count" INT4 NOT NULL );
301 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';
303 COMMENT ON COLUMN "member_count"."calculated" IS 'timestamp indicating when the total member count and area member counts were calculated';
304 COMMENT ON COLUMN "member_count"."total_count" IS 'Total count of active(!) members';
307 CREATE TABLE "contact" (
308 PRIMARY KEY ("member_id", "other_member_id"),
309 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
310 "other_member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
311 "public" BOOLEAN NOT NULL DEFAULT FALSE,
312 CONSTRAINT "cant_save_yourself_as_contact"
313 CHECK ("member_id" != "other_member_id") );
314 CREATE INDEX "contact_other_member_id_idx" ON "contact" ("other_member_id");
316 COMMENT ON TABLE "contact" IS 'Contact lists';
318 COMMENT ON COLUMN "contact"."member_id" IS 'Member having the contact list';
319 COMMENT ON COLUMN "contact"."other_member_id" IS 'Member referenced in the contact list';
320 COMMENT ON COLUMN "contact"."public" IS 'TRUE = display contact publically';
323 CREATE TABLE "ignored_member" (
324 PRIMARY KEY ("member_id", "other_member_id"),
325 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
326 "other_member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
327 CREATE INDEX "ignored_member_other_member_id_idx" ON "ignored_member" ("other_member_id");
329 COMMENT ON TABLE "ignored_member" IS 'Possibility to filter other members';
331 COMMENT ON COLUMN "ignored_member"."member_id" IS 'Member ignoring someone';
332 COMMENT ON COLUMN "ignored_member"."other_member_id" IS 'Member being ignored';
335 CREATE TABLE "session" (
336 "ident" TEXT PRIMARY KEY,
337 "additional_secret" TEXT,
338 "expiry" TIMESTAMPTZ NOT NULL DEFAULT now() + '24 hours',
339 "member_id" INT4 REFERENCES "member" ("id") ON DELETE SET NULL,
340 "authority" TEXT,
341 "authority_uid" TEXT,
342 "authority_login" TEXT,
343 "needs_delegation_check" BOOLEAN NOT NULL DEFAULT FALSE,
344 "lang" TEXT );
345 CREATE INDEX "session_expiry_idx" ON "session" ("expiry");
347 COMMENT ON TABLE "session" IS 'Sessions, i.e. for a web-frontend or API layer';
349 COMMENT ON COLUMN "session"."ident" IS 'Secret session identifier (i.e. random string)';
350 COMMENT ON COLUMN "session"."additional_secret" IS 'Additional field to store a secret, which can be used against CSRF attacks';
351 COMMENT ON COLUMN "session"."member_id" IS 'Reference to member, who is logged in';
352 COMMENT ON COLUMN "session"."authority" IS 'Temporary store for "member"."authority" during member account creation';
353 COMMENT ON COLUMN "session"."authority_uid" IS 'Temporary store for "member"."authority_uid" during member account creation';
354 COMMENT ON COLUMN "session"."authority_login" IS 'Temporary store for "member"."authority_login" during member account creation';
355 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';
356 COMMENT ON COLUMN "session"."lang" IS 'Language code of the selected language';
359 CREATE TYPE "defeat_strength" AS ENUM ('simple', 'tuple');
361 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';
364 CREATE TYPE "tie_breaking" AS ENUM ('simple', 'variant1', 'variant2');
366 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';
369 CREATE TABLE "policy" (
370 "id" SERIAL4 PRIMARY KEY,
371 "index" INT4 NOT NULL,
372 "active" BOOLEAN NOT NULL DEFAULT TRUE,
373 "name" TEXT NOT NULL UNIQUE,
374 "description" TEXT NOT NULL DEFAULT '',
375 "polling" BOOLEAN NOT NULL DEFAULT FALSE,
376 "min_admission_time" INTERVAL,
377 "max_admission_time" INTERVAL,
378 "discussion_time" INTERVAL,
379 "verification_time" INTERVAL,
380 "voting_time" INTERVAL,
381 "issue_quorum_num" INT4,
382 "issue_quorum_den" INT4,
383 "initiative_quorum_num" INT4 NOT NULL,
384 "initiative_quorum_den" INT4 NOT NULL,
385 "defeat_strength" "defeat_strength" NOT NULL DEFAULT 'tuple',
386 "tie_breaking" "tie_breaking" NOT NULL DEFAULT 'variant1',
387 "direct_majority_num" INT4 NOT NULL DEFAULT 1,
388 "direct_majority_den" INT4 NOT NULL DEFAULT 2,
389 "direct_majority_strict" BOOLEAN NOT NULL DEFAULT TRUE,
390 "direct_majority_positive" INT4 NOT NULL DEFAULT 0,
391 "direct_majority_non_negative" INT4 NOT NULL DEFAULT 0,
392 "indirect_majority_num" INT4 NOT NULL DEFAULT 1,
393 "indirect_majority_den" INT4 NOT NULL DEFAULT 2,
394 "indirect_majority_strict" BOOLEAN NOT NULL DEFAULT TRUE,
395 "indirect_majority_positive" INT4 NOT NULL DEFAULT 0,
396 "indirect_majority_non_negative" INT4 NOT NULL DEFAULT 0,
397 "no_reverse_beat_path" BOOLEAN NOT NULL DEFAULT FALSE,
398 "no_multistage_majority" BOOLEAN NOT NULL DEFAULT FALSE,
399 CONSTRAINT "timing" CHECK (
400 ( "polling" = FALSE AND
401 "min_admission_time" NOTNULL AND "max_admission_time" NOTNULL AND
402 "min_admission_time" <= "max_admission_time" AND
403 "discussion_time" NOTNULL AND
404 "verification_time" NOTNULL AND
405 "voting_time" NOTNULL ) OR
406 ( "polling" = TRUE AND
407 "min_admission_time" ISNULL AND "max_admission_time" ISNULL AND
408 "discussion_time" NOTNULL AND
409 "verification_time" NOTNULL AND
410 "voting_time" NOTNULL ) OR
411 ( "polling" = TRUE AND
412 "min_admission_time" ISNULL AND "max_admission_time" ISNULL AND
413 "discussion_time" ISNULL AND
414 "verification_time" ISNULL AND
415 "voting_time" ISNULL ) ),
416 CONSTRAINT "issue_quorum_if_and_only_if_not_polling" CHECK (
417 "polling" = ("issue_quorum_num" ISNULL) AND
418 "polling" = ("issue_quorum_den" ISNULL) ),
419 CONSTRAINT "no_reverse_beat_path_requires_tuple_defeat_strength" CHECK (
420 "defeat_strength" = 'tuple'::"defeat_strength" OR
421 "no_reverse_beat_path" = FALSE ) );
422 CREATE INDEX "policy_active_idx" ON "policy" ("active");
424 COMMENT ON TABLE "policy" IS 'Policies for a particular proceeding type (timelimits, quorum)';
426 COMMENT ON COLUMN "policy"."index" IS 'Determines the order in listings';
427 COMMENT ON COLUMN "policy"."active" IS 'TRUE = policy can be used for new issues';
428 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';
429 COMMENT ON COLUMN "policy"."min_admission_time" IS 'Minimum duration of issue state ''admission''; Minimum time an issue stays open';
430 COMMENT ON COLUMN "policy"."max_admission_time" IS 'Maximum duration of issue state ''admission''; Maximum time an issue stays open without being "accepted"';
431 COMMENT ON COLUMN "policy"."discussion_time" IS 'Duration of issue state ''discussion''; Regular time until an issue is "half_frozen" after being "accepted"';
432 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"';
433 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'')';
434 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''';
435 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''';
436 COMMENT ON COLUMN "policy"."initiative_quorum_num" IS 'Numerator of satisfied supporter quorum to be reached by an initiative to be "admitted" for voting';
437 COMMENT ON COLUMN "policy"."initiative_quorum_den" IS 'Denominator of satisfied supporter quorum to be reached by an initiative to be "admitted" for voting';
438 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';
439 COMMENT ON COLUMN "policy"."tie_breaking" IS 'Tie-breaker for the Schulze method; see type "tie_breaking"; ''variant1'' or ''variant2'' are recommended';
440 COMMENT ON COLUMN "policy"."direct_majority_num" IS 'Numerator of fraction of neccessary direct majority for initiatives to be attainable as winner';
441 COMMENT ON COLUMN "policy"."direct_majority_den" IS 'Denominator of fraction of neccessary direct majority for initaitives to be attainable as winner';
442 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.';
443 COMMENT ON COLUMN "policy"."direct_majority_positive" IS 'Absolute number of "positive_votes" neccessary for an initiative to be attainable as winner';
444 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';
445 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';
446 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';
447 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.';
448 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';
449 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';
450 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.';
451 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").';
454 CREATE TABLE "unit" (
455 "id" SERIAL4 PRIMARY KEY,
456 "parent_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
457 "active" BOOLEAN NOT NULL DEFAULT TRUE,
458 "name" TEXT NOT NULL,
459 "description" TEXT NOT NULL DEFAULT '',
460 "external_reference" TEXT,
461 "member_count" INT4,
462 "text_search_data" TSVECTOR );
463 CREATE INDEX "unit_root_idx" ON "unit" ("id") WHERE "parent_id" ISNULL;
464 CREATE INDEX "unit_parent_id_idx" ON "unit" ("parent_id");
465 CREATE INDEX "unit_active_idx" ON "unit" ("active");
466 CREATE INDEX "unit_text_search_data_idx" ON "unit" USING gin ("text_search_data");
467 CREATE TRIGGER "update_text_search_data"
468 BEFORE INSERT OR UPDATE ON "unit"
469 FOR EACH ROW EXECUTE PROCEDURE
470 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
471 "name", "description" );
473 COMMENT ON TABLE "unit" IS 'Organizational units organized as trees; Delegations are not inherited through these trees.';
475 COMMENT ON COLUMN "unit"."parent_id" IS 'Parent id of tree node; Multiple roots allowed';
476 COMMENT ON COLUMN "unit"."active" IS 'TRUE means new issues can be created in areas of this unit';
477 COMMENT ON COLUMN "unit"."external_reference" IS 'Opaque data field to store an external reference';
478 COMMENT ON COLUMN "unit"."member_count" IS 'Count of members as determined by column "voting_right" in table "privilege"';
481 CREATE TABLE "subscription" (
482 PRIMARY KEY ("member_id", "unit_id"),
483 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
484 "unit_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
485 CREATE INDEX "subscription_unit_id_idx" ON "subscription" ("unit_id");
487 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';
490 CREATE TABLE "unit_setting" (
491 PRIMARY KEY ("member_id", "key", "unit_id"),
492 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
493 "key" TEXT NOT NULL,
494 "unit_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
495 "value" TEXT NOT NULL );
497 COMMENT ON TABLE "unit_setting" IS 'Place for frontend to store unit specific settings of members as strings';
500 CREATE TABLE "area" (
501 "id" SERIAL4 PRIMARY KEY,
502 "unit_id" INT4 NOT NULL REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
503 "active" BOOLEAN NOT NULL DEFAULT TRUE,
504 "name" TEXT NOT NULL,
505 "description" TEXT NOT NULL DEFAULT '',
506 "external_reference" TEXT,
507 "direct_member_count" INT4,
508 "member_weight" INT4,
509 "text_search_data" TSVECTOR );
510 CREATE INDEX "area_unit_id_idx" ON "area" ("unit_id");
511 CREATE INDEX "area_active_idx" ON "area" ("active");
512 CREATE INDEX "area_text_search_data_idx" ON "area" USING gin ("text_search_data");
513 CREATE TRIGGER "update_text_search_data"
514 BEFORE INSERT OR UPDATE ON "area"
515 FOR EACH ROW EXECUTE PROCEDURE
516 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
517 "name", "description" );
519 COMMENT ON TABLE "area" IS 'Subject areas';
521 COMMENT ON COLUMN "area"."active" IS 'TRUE means new issues can be created in this area';
522 COMMENT ON COLUMN "area"."external_reference" IS 'Opaque data field to store an external reference';
523 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"';
524 COMMENT ON COLUMN "area"."member_weight" IS 'Same as "direct_member_count" but respecting delegations';
527 CREATE TABLE "ignored_area" (
528 PRIMARY KEY ("member_id", "area_id"),
529 "member_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
530 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
531 CREATE INDEX "ignored_area_area_id_idx" ON "ignored_area" ("area_id");
533 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';
536 CREATE TABLE "area_setting" (
537 PRIMARY KEY ("member_id", "key", "area_id"),
538 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
539 "key" TEXT NOT NULL,
540 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
541 "value" TEXT NOT NULL );
543 COMMENT ON TABLE "area_setting" IS 'Place for frontend to store area specific settings of members as strings';
546 CREATE TABLE "allowed_policy" (
547 PRIMARY KEY ("area_id", "policy_id"),
548 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
549 "policy_id" INT4 NOT NULL REFERENCES "policy" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
550 "default_policy" BOOLEAN NOT NULL DEFAULT FALSE );
551 CREATE UNIQUE INDEX "allowed_policy_one_default_per_area_idx" ON "allowed_policy" ("area_id") WHERE "default_policy";
553 COMMENT ON TABLE "allowed_policy" IS 'Selects which policies can be used in each area';
555 COMMENT ON COLUMN "allowed_policy"."default_policy" IS 'One policy per area can be set as default.';
558 CREATE TYPE "snapshot_event" AS ENUM ('periodic', 'end_of_admission', 'half_freeze', 'full_freeze');
560 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';
563 CREATE TYPE "issue_state" AS ENUM (
564 'admission', 'discussion', 'verification', 'voting',
565 'canceled_by_admin',
566 'canceled_revoked_before_accepted',
567 'canceled_issue_not_accepted',
568 'canceled_after_revocation_during_discussion',
569 'canceled_after_revocation_during_verification',
570 'canceled_no_initiative_admitted',
571 'finished_without_winner', 'finished_with_winner');
573 COMMENT ON TYPE "issue_state" IS 'State of issues';
576 CREATE TABLE "issue" (
577 "id" SERIAL4 PRIMARY KEY,
578 "area_id" INT4 NOT NULL REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
579 "policy_id" INT4 NOT NULL REFERENCES "policy" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
580 "admin_notice" TEXT,
581 "external_reference" TEXT,
582 "state" "issue_state" NOT NULL DEFAULT 'admission',
583 "phase_finished" TIMESTAMPTZ,
584 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
585 "accepted" TIMESTAMPTZ,
586 "half_frozen" TIMESTAMPTZ,
587 "fully_frozen" TIMESTAMPTZ,
588 "closed" TIMESTAMPTZ,
589 "cleaned" TIMESTAMPTZ,
590 "min_admission_time" INTERVAL,
591 "max_admission_time" INTERVAL,
592 "discussion_time" INTERVAL NOT NULL,
593 "verification_time" INTERVAL NOT NULL,
594 "voting_time" INTERVAL NOT NULL,
595 "snapshot" TIMESTAMPTZ,
596 "latest_snapshot_event" "snapshot_event",
597 "population" INT4,
598 "voter_count" INT4,
599 "status_quo_schulze_rank" INT4,
600 CONSTRAINT "admission_time_not_null_unless_instantly_accepted" CHECK (
601 ("min_admission_time" NOTNULL) = ("max_admission_time" NOTNULL) AND
602 ("min_admission_time" NOTNULL OR ("accepted" NOTNULL AND "accepted" = "created")) ),
603 CONSTRAINT "valid_state" CHECK (
604 (
605 ("accepted" ISNULL AND "half_frozen" ISNULL AND "fully_frozen" ISNULL ) OR
606 ("accepted" NOTNULL AND "half_frozen" ISNULL AND "fully_frozen" ISNULL ) OR
607 ("accepted" NOTNULL AND "half_frozen" NOTNULL AND "fully_frozen" ISNULL ) OR
608 ("accepted" NOTNULL AND "half_frozen" NOTNULL AND "fully_frozen" NOTNULL)
609 ) AND (
610 ("state" = 'admission' AND "closed" ISNULL AND "accepted" ISNULL) OR
611 ("state" = 'discussion' AND "closed" ISNULL AND "accepted" NOTNULL AND "half_frozen" ISNULL) OR
612 ("state" = 'verification' AND "closed" ISNULL AND "half_frozen" NOTNULL AND "fully_frozen" ISNULL) OR
613 ("state" = 'voting' AND "closed" ISNULL AND "fully_frozen" NOTNULL) OR
614 ("state" = 'canceled_by_admin' AND "closed" NOTNULL) OR
615 ("state" = 'canceled_revoked_before_accepted' AND "closed" NOTNULL AND "accepted" ISNULL) OR
616 ("state" = 'canceled_issue_not_accepted' AND "closed" NOTNULL AND "accepted" ISNULL) OR
617 ("state" = 'canceled_after_revocation_during_discussion' AND "closed" NOTNULL AND "half_frozen" ISNULL) OR
618 ("state" = 'canceled_after_revocation_during_verification' AND "closed" NOTNULL AND "fully_frozen" ISNULL) OR
619 ("state" = 'canceled_no_initiative_admitted' AND "closed" NOTNULL AND "fully_frozen" NOTNULL AND "closed" = "fully_frozen") OR
620 ("state" = 'finished_without_winner' AND "closed" NOTNULL AND "fully_frozen" NOTNULL AND "closed" != "fully_frozen") OR
621 ("state" = 'finished_with_winner' AND "closed" NOTNULL AND "fully_frozen" NOTNULL AND "closed" != "fully_frozen")
622 )),
623 CONSTRAINT "phase_finished_only_when_not_closed" CHECK (
624 "phase_finished" ISNULL OR "closed" ISNULL ),
625 CONSTRAINT "state_change_order" CHECK (
626 "created" <= "accepted" AND
627 "accepted" <= "half_frozen" AND
628 "half_frozen" <= "fully_frozen" AND
629 "fully_frozen" <= "closed" ),
630 CONSTRAINT "only_closed_issues_may_be_cleaned" CHECK (
631 "cleaned" ISNULL OR "closed" NOTNULL ),
632 CONSTRAINT "last_snapshot_on_full_freeze"
633 CHECK ("snapshot" = "fully_frozen"), -- NOTE: snapshot can be set, while frozen is NULL yet
634 CONSTRAINT "freeze_requires_snapshot"
635 CHECK ("fully_frozen" ISNULL OR "snapshot" NOTNULL),
636 CONSTRAINT "set_both_or_none_of_snapshot_and_latest_snapshot_event"
637 CHECK (("snapshot" NOTNULL) = ("latest_snapshot_event" NOTNULL)) );
638 CREATE INDEX "issue_area_id_idx" ON "issue" ("area_id");
639 CREATE INDEX "issue_policy_id_idx" ON "issue" ("policy_id");
640 CREATE INDEX "issue_created_idx" ON "issue" ("created");
641 CREATE INDEX "issue_accepted_idx" ON "issue" ("accepted");
642 CREATE INDEX "issue_half_frozen_idx" ON "issue" ("half_frozen");
643 CREATE INDEX "issue_fully_frozen_idx" ON "issue" ("fully_frozen");
644 CREATE INDEX "issue_closed_idx" ON "issue" ("closed");
645 CREATE INDEX "issue_created_idx_open" ON "issue" ("created") WHERE "closed" ISNULL;
646 CREATE INDEX "issue_closed_idx_canceled" ON "issue" ("closed") WHERE "fully_frozen" ISNULL;
648 COMMENT ON TABLE "issue" IS 'Groups of initiatives';
650 COMMENT ON COLUMN "issue"."admin_notice" IS 'Public notice by admin to explain manual interventions, or to announce corrections';
651 COMMENT ON COLUMN "issue"."external_reference" IS 'Opaque data field to store an external reference';
652 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';
653 COMMENT ON COLUMN "issue"."accepted" IS 'Point in time, when one initiative of issue reached the "issue_quorum"';
654 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.';
655 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.';
656 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.';
657 COMMENT ON COLUMN "issue"."cleaned" IS 'Point in time, when discussion data and votes had been deleted';
658 COMMENT ON COLUMN "issue"."min_admission_time" IS 'Copied from "policy" table at creation of issue';
659 COMMENT ON COLUMN "issue"."max_admission_time" IS 'Copied from "policy" table at creation of issue';
660 COMMENT ON COLUMN "issue"."discussion_time" IS 'Copied from "policy" table at creation of issue';
661 COMMENT ON COLUMN "issue"."verification_time" IS 'Copied from "policy" table at creation of issue';
662 COMMENT ON COLUMN "issue"."voting_time" IS 'Copied from "policy" table at creation of issue';
663 COMMENT ON COLUMN "issue"."snapshot" IS 'Point in time, when snapshot tables have been updated and "population" and *_count values were precalculated';
664 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';
665 COMMENT ON COLUMN "issue"."population" IS 'Sum of "weight" column in table "direct_population_snapshot"';
666 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';
667 COMMENT ON COLUMN "issue"."status_quo_schulze_rank" IS 'Schulze rank of status quo, as calculated by "calculate_ranks" function';
670 CREATE TABLE "issue_order_in_admission_state" (
671 "id" INT8 PRIMARY KEY, --REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
672 "order_in_area" INT4,
673 "order_in_unit" INT4 );
675 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"';
677 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';
678 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';
679 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';
682 CREATE TABLE "issue_setting" (
683 PRIMARY KEY ("member_id", "key", "issue_id"),
684 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
685 "key" TEXT NOT NULL,
686 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
687 "value" TEXT NOT NULL );
689 COMMENT ON TABLE "issue_setting" IS 'Place for frontend to store issue specific settings of members as strings';
692 CREATE TABLE "initiative" (
693 UNIQUE ("issue_id", "id"), -- index needed for foreign-key on table "vote"
694 "issue_id" INT4 NOT NULL REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
695 "id" SERIAL4 PRIMARY KEY,
696 "name" TEXT NOT NULL,
697 "polling" BOOLEAN NOT NULL DEFAULT FALSE,
698 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
699 "revoked" TIMESTAMPTZ,
700 "revoked_by_member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
701 "suggested_initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
702 "external_reference" TEXT,
703 "admitted" BOOLEAN,
704 "supporter_count" INT4,
705 "informed_supporter_count" INT4,
706 "satisfied_supporter_count" INT4,
707 "satisfied_informed_supporter_count" INT4,
708 "harmonic_weight" NUMERIC(12, 3),
709 "final_suggestion_order_calculated" BOOLEAN NOT NULL DEFAULT FALSE,
710 "first_preference_votes" INT4,
711 "positive_votes" INT4,
712 "negative_votes" INT4,
713 "direct_majority" BOOLEAN,
714 "indirect_majority" BOOLEAN,
715 "schulze_rank" INT4,
716 "better_than_status_quo" BOOLEAN,
717 "worse_than_status_quo" BOOLEAN,
718 "reverse_beat_path" BOOLEAN,
719 "multistage_majority" BOOLEAN,
720 "eligible" BOOLEAN,
721 "winner" BOOLEAN,
722 "rank" INT4,
723 "text_search_data" TSVECTOR,
724 CONSTRAINT "all_or_none_of_revoked_and_revoked_by_member_id_must_be_null"
725 CHECK (("revoked" NOTNULL) = ("revoked_by_member_id" NOTNULL)),
726 CONSTRAINT "non_revoked_initiatives_cant_suggest_other"
727 CHECK ("revoked" NOTNULL OR "suggested_initiative_id" ISNULL),
728 CONSTRAINT "revoked_initiatives_cant_be_admitted"
729 CHECK ("revoked" ISNULL OR "admitted" ISNULL),
730 CONSTRAINT "non_admitted_initiatives_cant_contain_voting_results" CHECK (
731 ( "admitted" NOTNULL AND "admitted" = TRUE ) OR
732 ( "first_preference_votes" ISNULL AND
733 "positive_votes" ISNULL AND "negative_votes" ISNULL AND
734 "direct_majority" ISNULL AND "indirect_majority" ISNULL AND
735 "schulze_rank" ISNULL AND
736 "better_than_status_quo" ISNULL AND "worse_than_status_quo" ISNULL AND
737 "reverse_beat_path" ISNULL AND "multistage_majority" ISNULL AND
738 "eligible" ISNULL AND "winner" ISNULL AND "rank" ISNULL ) ),
739 CONSTRAINT "better_excludes_worse" CHECK (NOT ("better_than_status_quo" AND "worse_than_status_quo")),
740 CONSTRAINT "minimum_requirement_to_be_eligible" CHECK (
741 "eligible" = FALSE OR
742 ("direct_majority" AND "indirect_majority" AND "better_than_status_quo") ),
743 CONSTRAINT "winner_must_be_eligible" CHECK ("winner"=FALSE OR "eligible"=TRUE),
744 CONSTRAINT "winner_must_have_first_rank" CHECK ("winner"=FALSE OR "rank"=1),
745 CONSTRAINT "eligible_at_first_rank_is_winner" CHECK ("eligible"=FALSE OR "rank"!=1 OR "winner"=TRUE),
746 CONSTRAINT "unique_rank_per_issue" UNIQUE ("issue_id", "rank") );
747 CREATE INDEX "initiative_created_idx" ON "initiative" ("created");
748 CREATE INDEX "initiative_revoked_idx" ON "initiative" ("revoked");
749 CREATE INDEX "initiative_text_search_data_idx" ON "initiative" USING gin ("text_search_data");
750 CREATE TRIGGER "update_text_search_data"
751 BEFORE INSERT OR UPDATE ON "initiative"
752 FOR EACH ROW EXECUTE PROCEDURE
753 tsvector_update_trigger('text_search_data', 'pg_catalog.simple', "name");
755 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.';
757 COMMENT ON COLUMN "initiative"."polling" IS 'Initiative does not need to pass the initiative quorum (see "policy"."polling")';
758 COMMENT ON COLUMN "initiative"."revoked" IS 'Point in time, when one initiator decided to revoke the initiative';
759 COMMENT ON COLUMN "initiative"."revoked_by_member_id" IS 'Member, who decided to revoke the initiative';
760 COMMENT ON COLUMN "initiative"."external_reference" IS 'Opaque data field to store an external reference';
761 COMMENT ON COLUMN "initiative"."admitted" IS 'TRUE, if initiative reaches the "initiative_quorum" when freezing the issue';
762 COMMENT ON COLUMN "initiative"."supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
763 COMMENT ON COLUMN "initiative"."informed_supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
764 COMMENT ON COLUMN "initiative"."satisfied_supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
765 COMMENT ON COLUMN "initiative"."satisfied_informed_supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
766 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';
767 COMMENT ON COLUMN "initiative"."final_suggestion_order_calculated" IS 'Set to TRUE, when "proportional_order" of suggestions has been calculated the last time';
768 COMMENT ON COLUMN "initiative"."first_preference_votes" IS 'Number of direct and delegating voters who ranked this initiative as their first choice';
769 COMMENT ON COLUMN "initiative"."positive_votes" IS 'Number of direct and delegating voters who ranked this initiative better than the status quo';
770 COMMENT ON COLUMN "initiative"."negative_votes" IS 'Number of direct and delegating voters who ranked this initiative worse than the status quo';
771 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"';
772 COMMENT ON COLUMN "initiative"."indirect_majority" IS 'Same as "direct_majority", but also considering indirect beat paths';
773 COMMENT ON COLUMN "initiative"."schulze_rank" IS 'Schulze-Ranking';
774 COMMENT ON COLUMN "initiative"."better_than_status_quo" IS 'TRUE, if initiative has a schulze-ranking better than the status quo';
775 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)';
776 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''';
777 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';
778 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"';
779 COMMENT ON COLUMN "initiative"."winner" IS 'Winner is the "eligible" initiative with best "schulze_rank"';
780 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';
783 CREATE TABLE "battle" (
784 "issue_id" INT4 NOT NULL,
785 "winning_initiative_id" INT4,
786 FOREIGN KEY ("issue_id", "winning_initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
787 "losing_initiative_id" INT4,
788 FOREIGN KEY ("issue_id", "losing_initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
789 "count" INT4 NOT NULL,
790 CONSTRAINT "initiative_ids_not_equal" CHECK (
791 "winning_initiative_id" != "losing_initiative_id" OR
792 ( ("winning_initiative_id" NOTNULL AND "losing_initiative_id" ISNULL) OR
793 ("winning_initiative_id" ISNULL AND "losing_initiative_id" NOTNULL) ) ) );
794 CREATE UNIQUE INDEX "battle_winning_losing_idx" ON "battle" ("issue_id", "winning_initiative_id", "losing_initiative_id");
795 CREATE UNIQUE INDEX "battle_winning_null_idx" ON "battle" ("issue_id", "winning_initiative_id") WHERE "losing_initiative_id" ISNULL;
796 CREATE UNIQUE INDEX "battle_null_losing_idx" ON "battle" ("issue_id", "losing_initiative_id") WHERE "winning_initiative_id" ISNULL;
798 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';
801 CREATE TABLE "ignored_initiative" (
802 PRIMARY KEY ("member_id", "initiative_id"),
803 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
804 "initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
805 CREATE INDEX "ignored_initiative_initiative_id_idx" ON "ignored_initiative" ("initiative_id");
807 COMMENT ON TABLE "ignored_initiative" IS 'Possibility to filter initiatives';
810 CREATE TABLE "initiative_setting" (
811 PRIMARY KEY ("member_id", "key", "initiative_id"),
812 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
813 "key" TEXT NOT NULL,
814 "initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
815 "value" TEXT NOT NULL );
817 COMMENT ON TABLE "initiative_setting" IS 'Place for frontend to store initiative specific settings of members as strings';
820 CREATE TABLE "draft" (
821 UNIQUE ("initiative_id", "id"), -- index needed for foreign-key on table "supporter"
822 "initiative_id" INT4 NOT NULL REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
823 "id" SERIAL8 PRIMARY KEY,
824 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
825 "author_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
826 "formatting_engine" TEXT,
827 "content" TEXT NOT NULL,
828 "external_reference" TEXT,
829 "text_search_data" TSVECTOR );
830 CREATE INDEX "draft_created_idx" ON "draft" ("created");
831 CREATE INDEX "draft_author_id_created_idx" ON "draft" ("author_id", "created");
832 CREATE INDEX "draft_text_search_data_idx" ON "draft" USING gin ("text_search_data");
833 CREATE TRIGGER "update_text_search_data"
834 BEFORE INSERT OR UPDATE ON "draft"
835 FOR EACH ROW EXECUTE PROCEDURE
836 tsvector_update_trigger('text_search_data', 'pg_catalog.simple', "content");
838 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.';
840 COMMENT ON COLUMN "draft"."formatting_engine" IS 'Allows different formatting engines (i.e. wiki formats) to be used';
841 COMMENT ON COLUMN "draft"."content" IS 'Text of the draft in a format depending on the field "formatting_engine"';
842 COMMENT ON COLUMN "draft"."external_reference" IS 'Opaque data field to store an external reference';
845 CREATE TABLE "rendered_draft" (
846 PRIMARY KEY ("draft_id", "format"),
847 "draft_id" INT8 REFERENCES "draft" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
848 "format" TEXT,
849 "content" TEXT NOT NULL );
851 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)';
854 CREATE TABLE "suggestion" (
855 UNIQUE ("initiative_id", "id"), -- index needed for foreign-key on table "opinion"
856 "initiative_id" INT4 NOT NULL REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
857 "id" SERIAL8 PRIMARY KEY,
858 "draft_id" INT8 NOT NULL,
859 FOREIGN KEY ("initiative_id", "draft_id") REFERENCES "draft" ("initiative_id", "id") ON DELETE NO ACTION ON UPDATE CASCADE,
860 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
861 "author_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
862 "name" TEXT NOT NULL,
863 "formatting_engine" TEXT,
864 "content" TEXT NOT NULL DEFAULT '',
865 "external_reference" TEXT,
866 "text_search_data" TSVECTOR,
867 "minus2_unfulfilled_count" INT4,
868 "minus2_fulfilled_count" INT4,
869 "minus1_unfulfilled_count" INT4,
870 "minus1_fulfilled_count" INT4,
871 "plus1_unfulfilled_count" INT4,
872 "plus1_fulfilled_count" INT4,
873 "plus2_unfulfilled_count" INT4,
874 "plus2_fulfilled_count" INT4,
875 "proportional_order" INT4 );
876 CREATE INDEX "suggestion_created_idx" ON "suggestion" ("created");
877 CREATE INDEX "suggestion_author_id_created_idx" ON "suggestion" ("author_id", "created");
878 CREATE INDEX "suggestion_text_search_data_idx" ON "suggestion" USING gin ("text_search_data");
879 CREATE TRIGGER "update_text_search_data"
880 BEFORE INSERT OR UPDATE ON "suggestion"
881 FOR EACH ROW EXECUTE PROCEDURE
882 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
883 "name", "content");
885 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';
887 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")';
888 COMMENT ON COLUMN "suggestion"."external_reference" IS 'Opaque data field to store an external reference';
889 COMMENT ON COLUMN "suggestion"."minus2_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
890 COMMENT ON COLUMN "suggestion"."minus2_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
891 COMMENT ON COLUMN "suggestion"."minus1_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
892 COMMENT ON COLUMN "suggestion"."minus1_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
893 COMMENT ON COLUMN "suggestion"."plus1_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
894 COMMENT ON COLUMN "suggestion"."plus1_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
895 COMMENT ON COLUMN "suggestion"."plus2_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
896 COMMENT ON COLUMN "suggestion"."plus2_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
897 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"';
900 CREATE TABLE "rendered_suggestion" (
901 PRIMARY KEY ("suggestion_id", "format"),
902 "suggestion_id" INT8 REFERENCES "suggestion" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
903 "format" TEXT,
904 "content" TEXT NOT NULL );
906 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)';
909 CREATE TABLE "suggestion_setting" (
910 PRIMARY KEY ("member_id", "key", "suggestion_id"),
911 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
912 "key" TEXT NOT NULL,
913 "suggestion_id" INT8 REFERENCES "suggestion" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
914 "value" TEXT NOT NULL );
916 COMMENT ON TABLE "suggestion_setting" IS 'Place for frontend to store suggestion specific settings of members as strings';
919 CREATE TABLE "privilege" (
920 PRIMARY KEY ("unit_id", "member_id"),
921 "unit_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
922 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
923 "admin_manager" BOOLEAN NOT NULL DEFAULT FALSE,
924 "unit_manager" BOOLEAN NOT NULL DEFAULT FALSE,
925 "area_manager" BOOLEAN NOT NULL DEFAULT FALSE,
926 "member_manager" BOOLEAN NOT NULL DEFAULT FALSE,
927 "initiative_right" BOOLEAN NOT NULL DEFAULT TRUE,
928 "voting_right" BOOLEAN NOT NULL DEFAULT TRUE,
929 "polling_right" BOOLEAN NOT NULL DEFAULT FALSE );
931 COMMENT ON TABLE "privilege" IS 'Members rights related to each unit';
933 COMMENT ON COLUMN "privilege"."admin_manager" IS 'Grant/revoke any privileges to/from other members';
934 COMMENT ON COLUMN "privilege"."unit_manager" IS 'Create and disable sub units';
935 COMMENT ON COLUMN "privilege"."area_manager" IS 'Create and disable areas and set area parameters';
936 COMMENT ON COLUMN "privilege"."member_manager" IS 'Adding/removing members from the unit, granting or revoking "initiative_right" and "voting_right"';
937 COMMENT ON COLUMN "privilege"."initiative_right" IS 'Right to create an initiative';
938 COMMENT ON COLUMN "privilege"."voting_right" IS 'Right to support initiatives, create and rate suggestions, and to vote';
939 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';
942 CREATE TABLE "membership" (
943 PRIMARY KEY ("area_id", "member_id"),
944 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
945 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
946 CREATE INDEX "membership_member_id_idx" ON "membership" ("member_id");
948 COMMENT ON TABLE "membership" IS 'Interest of members in topic areas';
951 CREATE TABLE "interest" (
952 PRIMARY KEY ("issue_id", "member_id"),
953 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
954 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
955 CREATE INDEX "interest_member_id_idx" ON "interest" ("member_id");
957 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.';
960 CREATE TABLE "initiator" (
961 PRIMARY KEY ("initiative_id", "member_id"),
962 "initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
963 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
964 "accepted" BOOLEAN );
965 CREATE INDEX "initiator_member_id_idx" ON "initiator" ("member_id");
967 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.';
969 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.';
972 CREATE TABLE "supporter" (
973 "issue_id" INT4 NOT NULL,
974 PRIMARY KEY ("initiative_id", "member_id"),
975 "initiative_id" INT4,
976 "member_id" INT4,
977 "draft_id" INT8 NOT NULL,
978 FOREIGN KEY ("issue_id", "member_id") REFERENCES "interest" ("issue_id", "member_id") ON DELETE CASCADE ON UPDATE CASCADE,
979 FOREIGN KEY ("initiative_id", "draft_id") REFERENCES "draft" ("initiative_id", "id") ON DELETE NO ACTION ON UPDATE CASCADE );
980 CREATE INDEX "supporter_member_id_idx" ON "supporter" ("member_id");
982 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.';
984 COMMENT ON COLUMN "supporter"."issue_id" IS 'WARNING: No index: For selections use column "initiative_id" and join via table "initiative" where neccessary';
985 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")';
988 CREATE TABLE "opinion" (
989 "initiative_id" INT4 NOT NULL,
990 PRIMARY KEY ("suggestion_id", "member_id"),
991 "suggestion_id" INT8,
992 "member_id" INT4,
993 "degree" INT2 NOT NULL CHECK ("degree" >= -2 AND "degree" <= 2 AND "degree" != 0),
994 "fulfilled" BOOLEAN NOT NULL DEFAULT FALSE,
995 FOREIGN KEY ("initiative_id", "suggestion_id") REFERENCES "suggestion" ("initiative_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
996 FOREIGN KEY ("initiative_id", "member_id") REFERENCES "supporter" ("initiative_id", "member_id") ON DELETE CASCADE ON UPDATE CASCADE );
997 CREATE INDEX "opinion_member_id_initiative_id_idx" ON "opinion" ("member_id", "initiative_id");
999 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.';
1001 COMMENT ON COLUMN "opinion"."degree" IS '2 = fulfillment required for support; 1 = fulfillment desired; -1 = fulfillment unwanted; -2 = fulfillment cancels support';
1004 CREATE TYPE "delegation_scope" AS ENUM ('unit', 'area', 'issue');
1006 COMMENT ON TYPE "delegation_scope" IS 'Scope for delegations: ''unit'', ''area'', or ''issue'' (order is relevant)';
1009 CREATE TABLE "delegation" (
1010 "id" SERIAL8 PRIMARY KEY,
1011 "truster_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1012 "trustee_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1013 "scope" "delegation_scope" NOT NULL,
1014 "unit_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1015 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1016 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1017 CONSTRAINT "cant_delegate_to_yourself" CHECK ("truster_id" != "trustee_id"),
1018 CONSTRAINT "no_unit_delegation_to_null"
1019 CHECK ("trustee_id" NOTNULL OR "scope" != 'unit'),
1020 CONSTRAINT "area_id_and_issue_id_set_according_to_scope" CHECK (
1021 ("scope" = 'unit' AND "unit_id" NOTNULL AND "area_id" ISNULL AND "issue_id" ISNULL ) OR
1022 ("scope" = 'area' AND "unit_id" ISNULL AND "area_id" NOTNULL AND "issue_id" ISNULL ) OR
1023 ("scope" = 'issue' AND "unit_id" ISNULL AND "area_id" ISNULL AND "issue_id" NOTNULL) ),
1024 UNIQUE ("unit_id", "truster_id"),
1025 UNIQUE ("area_id", "truster_id"),
1026 UNIQUE ("issue_id", "truster_id") );
1027 CREATE INDEX "delegation_truster_id_idx" ON "delegation" ("truster_id");
1028 CREATE INDEX "delegation_trustee_id_idx" ON "delegation" ("trustee_id");
1030 COMMENT ON TABLE "delegation" IS 'Delegation of vote-weight to other members';
1032 COMMENT ON COLUMN "delegation"."unit_id" IS 'Reference to unit, if delegation is unit-wide, otherwise NULL';
1033 COMMENT ON COLUMN "delegation"."area_id" IS 'Reference to area, if delegation is area-wide, otherwise NULL';
1034 COMMENT ON COLUMN "delegation"."issue_id" IS 'Reference to issue, if delegation is issue-wide, otherwise NULL';
1037 CREATE TABLE "direct_population_snapshot" (
1038 PRIMARY KEY ("issue_id", "event", "member_id"),
1039 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1040 "event" "snapshot_event",
1041 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
1042 "weight" INT4 );
1043 CREATE INDEX "direct_population_snapshot_member_id_idx" ON "direct_population_snapshot" ("member_id");
1045 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';
1047 COMMENT ON COLUMN "direct_population_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
1048 COMMENT ON COLUMN "direct_population_snapshot"."weight" IS 'Weight of member (1 or higher) according to "delegating_population_snapshot"';
1051 CREATE TABLE "delegating_population_snapshot" (
1052 PRIMARY KEY ("issue_id", "event", "member_id"),
1053 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1054 "event" "snapshot_event",
1055 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
1056 "weight" INT4,
1057 "scope" "delegation_scope" NOT NULL,
1058 "delegate_member_ids" INT4[] NOT NULL );
1059 CREATE INDEX "delegating_population_snapshot_member_id_idx" ON "delegating_population_snapshot" ("member_id");
1061 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';
1063 COMMENT ON COLUMN "delegating_population_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
1064 COMMENT ON COLUMN "delegating_population_snapshot"."member_id" IS 'Delegating member';
1065 COMMENT ON COLUMN "delegating_population_snapshot"."weight" IS 'Intermediate weight';
1066 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"';
1069 CREATE TABLE "direct_interest_snapshot" (
1070 PRIMARY KEY ("issue_id", "event", "member_id"),
1071 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1072 "event" "snapshot_event",
1073 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
1074 "weight" INT4 );
1075 CREATE INDEX "direct_interest_snapshot_member_id_idx" ON "direct_interest_snapshot" ("member_id");
1077 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';
1079 COMMENT ON COLUMN "direct_interest_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
1080 COMMENT ON COLUMN "direct_interest_snapshot"."weight" IS 'Weight of member (1 or higher) according to "delegating_interest_snapshot"';
1083 CREATE TABLE "delegating_interest_snapshot" (
1084 PRIMARY KEY ("issue_id", "event", "member_id"),
1085 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1086 "event" "snapshot_event",
1087 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
1088 "weight" INT4,
1089 "scope" "delegation_scope" NOT NULL,
1090 "delegate_member_ids" INT4[] NOT NULL );
1091 CREATE INDEX "delegating_interest_snapshot_member_id_idx" ON "delegating_interest_snapshot" ("member_id");
1093 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';
1095 COMMENT ON COLUMN "delegating_interest_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
1096 COMMENT ON COLUMN "delegating_interest_snapshot"."member_id" IS 'Delegating member';
1097 COMMENT ON COLUMN "delegating_interest_snapshot"."weight" IS 'Intermediate weight';
1098 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"';
1101 CREATE TABLE "direct_supporter_snapshot" (
1102 "issue_id" INT4 NOT NULL,
1103 PRIMARY KEY ("initiative_id", "event", "member_id"),
1104 "initiative_id" INT4,
1105 "event" "snapshot_event",
1106 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
1107 "draft_id" INT8 NOT NULL,
1108 "informed" BOOLEAN NOT NULL,
1109 "satisfied" BOOLEAN NOT NULL,
1110 FOREIGN KEY ("issue_id", "initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
1111 FOREIGN KEY ("initiative_id", "draft_id") REFERENCES "draft" ("initiative_id", "id") ON DELETE NO ACTION ON UPDATE CASCADE,
1112 FOREIGN KEY ("issue_id", "event", "member_id") REFERENCES "direct_interest_snapshot" ("issue_id", "event", "member_id") ON DELETE CASCADE ON UPDATE CASCADE );
1113 CREATE INDEX "direct_supporter_snapshot_member_id_idx" ON "direct_supporter_snapshot" ("member_id");
1115 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';
1117 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';
1118 COMMENT ON COLUMN "direct_supporter_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
1119 COMMENT ON COLUMN "direct_supporter_snapshot"."informed" IS 'Supporter has seen the latest draft of the initiative';
1120 COMMENT ON COLUMN "direct_supporter_snapshot"."satisfied" IS 'Supporter has no "critical_opinion"s';
1123 CREATE TABLE "non_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 CASCADE ON UPDATE CASCADE );
1127 CREATE INDEX "non_voter_member_id_idx" ON "non_voter" ("member_id");
1129 COMMENT ON TABLE "non_voter" IS 'Members who decided to not vote directly on an issue';
1132 CREATE TABLE "direct_voter" (
1133 PRIMARY KEY ("issue_id", "member_id"),
1134 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1135 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
1136 "weight" INT4,
1137 "comment_changed" TIMESTAMPTZ,
1138 "formatting_engine" TEXT,
1139 "comment" TEXT,
1140 "text_search_data" TSVECTOR );
1141 CREATE INDEX "direct_voter_member_id_idx" ON "direct_voter" ("member_id");
1142 CREATE INDEX "direct_voter_text_search_data_idx" ON "direct_voter" USING gin ("text_search_data");
1143 CREATE TRIGGER "update_text_search_data"
1144 BEFORE INSERT OR UPDATE ON "direct_voter"
1145 FOR EACH ROW EXECUTE PROCEDURE
1146 tsvector_update_trigger('text_search_data', 'pg_catalog.simple', "comment");
1148 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';
1150 COMMENT ON COLUMN "direct_voter"."weight" IS 'Weight of member (1 or higher) according to "delegating_voter" table';
1151 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';
1152 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';
1153 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.';
1156 CREATE TABLE "rendered_voter_comment" (
1157 PRIMARY KEY ("issue_id", "member_id", "format"),
1158 FOREIGN KEY ("issue_id", "member_id")
1159 REFERENCES "direct_voter" ("issue_id", "member_id")
1160 ON DELETE CASCADE ON UPDATE CASCADE,
1161 "issue_id" INT4,
1162 "member_id" INT4,
1163 "format" TEXT,
1164 "content" TEXT NOT NULL );
1166 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)';
1169 CREATE TABLE "delegating_voter" (
1170 PRIMARY KEY ("issue_id", "member_id"),
1171 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1172 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
1173 "weight" INT4,
1174 "scope" "delegation_scope" NOT NULL,
1175 "delegate_member_ids" INT4[] NOT NULL );
1176 CREATE INDEX "delegating_voter_member_id_idx" ON "delegating_voter" ("member_id");
1178 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';
1180 COMMENT ON COLUMN "delegating_voter"."member_id" IS 'Delegating member';
1181 COMMENT ON COLUMN "delegating_voter"."weight" IS 'Intermediate weight';
1182 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"';
1185 CREATE TABLE "vote" (
1186 "issue_id" INT4 NOT NULL,
1187 PRIMARY KEY ("initiative_id", "member_id"),
1188 "initiative_id" INT4,
1189 "member_id" INT4,
1190 "grade" INT4 NOT NULL,
1191 "first_preference" BOOLEAN,
1192 FOREIGN KEY ("issue_id", "initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
1193 FOREIGN KEY ("issue_id", "member_id") REFERENCES "direct_voter" ("issue_id", "member_id") ON DELETE CASCADE ON UPDATE CASCADE,
1194 CONSTRAINT "first_preference_flag_only_set_on_positive_grades"
1195 CHECK ("grade" > 0 OR "first_preference" ISNULL) );
1196 CREATE INDEX "vote_member_id_idx" ON "vote" ("member_id");
1198 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';
1200 COMMENT ON COLUMN "vote"."issue_id" IS 'WARNING: No index: For selections use column "initiative_id" and join via table "initiative" where neccessary';
1201 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.';
1202 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.';
1205 CREATE TYPE "event_type" AS ENUM (
1206 'issue_state_changed',
1207 'initiative_created_in_new_issue',
1208 'initiative_created_in_existing_issue',
1209 'initiative_revoked',
1210 'new_draft_created',
1211 'suggestion_created');
1213 COMMENT ON TYPE "event_type" IS 'Type used for column "event" of table "event"';
1216 CREATE TABLE "event" (
1217 "id" SERIAL8 PRIMARY KEY,
1218 "occurrence" TIMESTAMPTZ NOT NULL DEFAULT now(),
1219 "event" "event_type" NOT NULL,
1220 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
1221 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1222 "state" "issue_state",
1223 "initiative_id" INT4,
1224 "draft_id" INT8,
1225 "suggestion_id" INT8,
1226 FOREIGN KEY ("issue_id", "initiative_id")
1227 REFERENCES "initiative" ("issue_id", "id")
1228 ON DELETE CASCADE ON UPDATE CASCADE,
1229 FOREIGN KEY ("initiative_id", "draft_id")
1230 REFERENCES "draft" ("initiative_id", "id")
1231 ON DELETE CASCADE ON UPDATE CASCADE,
1232 FOREIGN KEY ("initiative_id", "suggestion_id")
1233 REFERENCES "suggestion" ("initiative_id", "id")
1234 ON DELETE CASCADE ON UPDATE CASCADE,
1235 CONSTRAINT "null_constr_for_issue_state_changed" CHECK (
1236 "event" != 'issue_state_changed' OR (
1237 "member_id" ISNULL AND
1238 "issue_id" NOTNULL AND
1239 "state" NOTNULL AND
1240 "initiative_id" ISNULL AND
1241 "draft_id" ISNULL AND
1242 "suggestion_id" ISNULL )),
1243 CONSTRAINT "null_constr_for_initiative_creation_or_revocation_or_new_draft" CHECK (
1244 "event" NOT IN (
1245 'initiative_created_in_new_issue',
1246 'initiative_created_in_existing_issue',
1247 'initiative_revoked',
1248 'new_draft_created'
1249 ) OR (
1250 "member_id" NOTNULL AND
1251 "issue_id" NOTNULL AND
1252 "state" NOTNULL AND
1253 "initiative_id" NOTNULL AND
1254 "draft_id" NOTNULL AND
1255 "suggestion_id" ISNULL )),
1256 CONSTRAINT "null_constr_for_suggestion_creation" CHECK (
1257 "event" != 'suggestion_created' OR (
1258 "member_id" NOTNULL AND
1259 "issue_id" NOTNULL AND
1260 "state" NOTNULL AND
1261 "initiative_id" NOTNULL AND
1262 "draft_id" ISNULL AND
1263 "suggestion_id" NOTNULL )) );
1264 CREATE INDEX "event_occurrence_idx" ON "event" ("occurrence");
1266 COMMENT ON TABLE "event" IS 'Event table, automatically filled by triggers';
1268 COMMENT ON COLUMN "event"."occurrence" IS 'Point in time, when event occurred';
1269 COMMENT ON COLUMN "event"."event" IS 'Type of event (see TYPE "event_type")';
1270 COMMENT ON COLUMN "event"."member_id" IS 'Member who caused the event, if applicable';
1271 COMMENT ON COLUMN "event"."state" IS 'If issue_id is set: state of affected issue; If state changed: new state';
1274 CREATE TABLE "notification_sent" (
1275 "event_id" INT8 NOT NULL );
1276 CREATE UNIQUE INDEX "notification_sent_singleton_idx" ON "notification_sent" ((1));
1278 COMMENT ON TABLE "notification_sent" IS 'This table stores one row with the last event_id, for which notifications have been sent out';
1279 COMMENT ON INDEX "notification_sent_singleton_idx" IS 'This index ensures that "notification_sent" only contains one row maximum.';
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 "member"."id" AS "seen_by_member_id",
2389 "initiative".*
2390 FROM "member" CROSS JOIN "initiative"
2391 JOIN "issue" ON "issue"."id" = "initiative"."issue_id"
2392 JOIN "supporter" ON
2393 "supporter"."member_id" = "member"."id" AND
2394 "supporter"."initiative_id" = "initiative"."id"
2395 WHERE "issue"."state" IN ('admission', 'discussion') ISNULL
2396 AND (
2397 EXISTS (
2398 SELECT NULL FROM "draft"
2399 WHERE "draft"."initiative_id" = "initiative"."id"
2400 AND "draft"."id" > "supporter"."draft_id"
2401 ) OR EXISTS (
2402 SELECT NULL FROM "suggestion"
2403 WHERE "suggestion"."initiative_id" = "initiative"."id"
2404 AND COALESCE(
2405 "suggestion"."id" > "member"."last_notified_suggestion_id",
2406 TRUE
2407 )
2408 )
2409 );
2411 CREATE FUNCTION "featured_initiative"
2412 ( "member_id_p" "member"."id"%TYPE,
2413 "area_id_p" "area"."id"%TYPE )
2414 RETURNS SETOF "initiative"
2415 LANGUAGE 'plpgsql' STABLE AS $$
2416 DECLARE
2417 "sample_size_v" INT4;
2418 "member_id_v" "member"."id"%TYPE;
2419 "seed_v" TEXT;
2420 "result_row" "initiative"%ROWTYPE;
2421 "match_v" BOOLEAN;
2422 "initiative_id_ary" INT4[]; --"initiative"."id"%TYPE[]
2423 BEGIN
2424 SELECT INTO "sample_size_v" "sample_size" FROM "member" WHERE "id" = "member_id_p";
2425 "initiative_id_ary" := '{}';
2426 LOOP
2427 "match_v" := FALSE;
2428 FOR "member_id_v", "seed_v" IN
2429 SELECT * FROM (
2430 SELECT DISTINCT
2431 "supporter"."member_id",
2432 md5("member_id" || '-' || "member"."notification_counter" || '-' || "area_id_p") AS "seed"
2433 FROM "supporter"
2434 JOIN "member" ON "member"."id" = "supporter"."member_id"
2435 JOIN "initiative" ON "initiative"."id" = "supporter"."initiative_id"
2436 JOIN "issue" ON "issue"."id" = "initiative"."issue_id"
2437 WHERE "supporter"."member_id" != "member_id_p"
2438 AND "issue"."area_id" = "area_id_p"
2439 AND "issue"."state" IN ('admission', 'discussion', 'verification')
2440 ) AS "subquery"
2441 ORDER BY "seed"
2442 LOOP
2443 FOR "result_row" IN
2444 SELECT "initiative".* FROM "initiative"
2445 JOIN "issue" ON "issue"."id" = "initiative"."issue_id"
2446 JOIN "supporter" ON "supporter"."initiative_id" = "initiative"."id"
2447 LEFT JOIN "supporter" AS "self_support" ON
2448 "self_support"."initiative_id" = "initiative"."id" AND
2449 "self_support"."member_id" = "member_id_p"
2450 WHERE "supporter"."member_id" = "member_id_v"
2451 AND "issue"."area_id" = "area_id_p"
2452 AND "issue"."state" IN ('admission', 'discussion', 'verification')
2453 AND "self_support"."member_id" ISNULL
2454 ORDER BY md5("seed_v" || '-' || "initiative"."id")
2455 LOOP
2456 IF NOT "initiative_id_ary" @> ARRAY["result_row"."id"] THEN
2457 "match_v" := TRUE;
2458 "initiative_id_ary" := "initiative_id_ary" || "result_row"."id";
2459 RETURN NEXT "result_row";
2460 IF array_length("initiative_id_ary", 1) >= "sample_size_v" THEN
2461 RETURN;
2462 ELSE
2463 EXIT;
2464 END IF;
2465 END IF;
2466 END LOOP;
2467 END LOOP;
2468 EXIT WHEN NOT "match_v";
2469 END LOOP;
2470 RETURN;
2471 END;
2472 $$;
2474 CREATE VIEW "updated_or_featured_initiative" AS
2475 SELECT * FROM "updated_initiative"
2476 UNION ALL
2477 SELECT
2478 "member"."id" AS "seen_by_member_id",
2479 "featured_initiative".*
2480 FROM "member" CROSS JOIN "area"
2481 CROSS JOIN LATERAL "featured_initiative"("member"."id", "area"."id");
2483 CREATE VIEW "leading_complement_initiative" AS
2484 SELECT DISTINCT ON ("seen_by_member_id", "initiative"."issue_id")
2485 "updated_or_featured_initiative"."seen_by_member_id",
2486 "initiative".*
2487 FROM "updated_or_featured_initiative"
2488 JOIN "initiative"
2489 ON "updated_or_featured_initiative"."issue_id" = "initiative"."issue_id"
2490 ORDER BY
2491 "seen_by_member_id",
2492 "initiative"."issue_id",
2493 "initiative"."harmonic_weight" DESC;
2495 CREATE VIEW "initiative_for_notification" AS
2496 SELECT * FROM "updated_or_featured_initiative"
2497 UNION
2498 SELECT * FROM "leading_complement_initiative";
2502 ------------------------------------------------------
2503 -- Row set returning function for delegation chains --
2504 ------------------------------------------------------
2507 CREATE TYPE "delegation_chain_loop_tag" AS ENUM
2508 ('first', 'intermediate', 'last', 'repetition');
2510 COMMENT ON TYPE "delegation_chain_loop_tag" IS 'Type for loop tags in "delegation_chain_row" type';
2513 CREATE TYPE "delegation_chain_row" AS (
2514 "index" INT4,
2515 "member_id" INT4,
2516 "member_valid" BOOLEAN,
2517 "participation" BOOLEAN,
2518 "overridden" BOOLEAN,
2519 "scope_in" "delegation_scope",
2520 "scope_out" "delegation_scope",
2521 "disabled_out" BOOLEAN,
2522 "loop" "delegation_chain_loop_tag" );
2524 COMMENT ON TYPE "delegation_chain_row" IS 'Type of rows returned by "delegation_chain" function';
2526 COMMENT ON COLUMN "delegation_chain_row"."index" IS 'Index starting with 0 and counting up';
2527 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';
2528 COMMENT ON COLUMN "delegation_chain_row"."overridden" IS 'True, if an entry with lower index has "participation" set to true';
2529 COMMENT ON COLUMN "delegation_chain_row"."scope_in" IS 'Scope of used incoming delegation';
2530 COMMENT ON COLUMN "delegation_chain_row"."scope_out" IS 'Scope of used outgoing delegation';
2531 COMMENT ON COLUMN "delegation_chain_row"."disabled_out" IS 'Outgoing delegation is explicitly disabled by a delegation with trustee_id set to NULL';
2532 COMMENT ON COLUMN "delegation_chain_row"."loop" IS 'Not null, if member is part of a loop, see "delegation_chain_loop_tag" type';
2535 CREATE FUNCTION "delegation_chain_for_closed_issue"
2536 ( "member_id_p" "member"."id"%TYPE,
2537 "issue_id_p" "issue"."id"%TYPE )
2538 RETURNS SETOF "delegation_chain_row"
2539 LANGUAGE 'plpgsql' STABLE AS $$
2540 DECLARE
2541 "output_row" "delegation_chain_row";
2542 "direct_voter_row" "direct_voter"%ROWTYPE;
2543 "delegating_voter_row" "delegating_voter"%ROWTYPE;
2544 BEGIN
2545 "output_row"."index" := 0;
2546 "output_row"."member_id" := "member_id_p";
2547 "output_row"."member_valid" := TRUE;
2548 "output_row"."participation" := FALSE;
2549 "output_row"."overridden" := FALSE;
2550 "output_row"."disabled_out" := FALSE;
2551 LOOP
2552 SELECT INTO "direct_voter_row" * FROM "direct_voter"
2553 WHERE "issue_id" = "issue_id_p"
2554 AND "member_id" = "output_row"."member_id";
2555 IF "direct_voter_row"."member_id" NOTNULL THEN
2556 "output_row"."participation" := TRUE;
2557 "output_row"."scope_out" := NULL;
2558 "output_row"."disabled_out" := NULL;
2559 RETURN NEXT "output_row";
2560 RETURN;
2561 END IF;
2562 SELECT INTO "delegating_voter_row" * FROM "delegating_voter"
2563 WHERE "issue_id" = "issue_id_p"
2564 AND "member_id" = "output_row"."member_id";
2565 IF "delegating_voter_row"."member_id" ISNULL THEN
2566 RETURN;
2567 END IF;
2568 "output_row"."scope_out" := "delegating_voter_row"."scope";
2569 RETURN NEXT "output_row";
2570 "output_row"."member_id" := "delegating_voter_row"."delegate_member_ids"[1];
2571 "output_row"."scope_in" := "output_row"."scope_out";
2572 END LOOP;
2573 END;
2574 $$;
2576 COMMENT ON FUNCTION "delegation_chain_for_closed_issue"
2577 ( "member"."id"%TYPE,
2578 "member"."id"%TYPE )
2579 IS 'Helper function for "delegation_chain" function, handling the special case of closed issues after voting';
2582 CREATE FUNCTION "delegation_chain"
2583 ( "member_id_p" "member"."id"%TYPE,
2584 "unit_id_p" "unit"."id"%TYPE,
2585 "area_id_p" "area"."id"%TYPE,
2586 "issue_id_p" "issue"."id"%TYPE,
2587 "simulate_trustee_id_p" "member"."id"%TYPE DEFAULT NULL,
2588 "simulate_default_p" BOOLEAN DEFAULT FALSE )
2589 RETURNS SETOF "delegation_chain_row"
2590 LANGUAGE 'plpgsql' STABLE AS $$
2591 DECLARE
2592 "scope_v" "delegation_scope";
2593 "unit_id_v" "unit"."id"%TYPE;
2594 "area_id_v" "area"."id"%TYPE;
2595 "issue_row" "issue"%ROWTYPE;
2596 "visited_member_ids" INT4[]; -- "member"."id"%TYPE[]
2597 "loop_member_id_v" "member"."id"%TYPE;
2598 "output_row" "delegation_chain_row";
2599 "output_rows" "delegation_chain_row"[];
2600 "simulate_v" BOOLEAN;
2601 "simulate_here_v" BOOLEAN;
2602 "delegation_row" "delegation"%ROWTYPE;
2603 "row_count" INT4;
2604 "i" INT4;
2605 "loop_v" BOOLEAN;
2606 BEGIN
2607 IF "simulate_trustee_id_p" NOTNULL AND "simulate_default_p" THEN
2608 RAISE EXCEPTION 'Both "simulate_trustee_id_p" is set, and "simulate_default_p" is true';
2609 END IF;
2610 IF "simulate_trustee_id_p" NOTNULL OR "simulate_default_p" THEN
2611 "simulate_v" := TRUE;
2612 ELSE
2613 "simulate_v" := FALSE;
2614 END IF;
2615 IF
2616 "unit_id_p" NOTNULL AND
2617 "area_id_p" ISNULL AND
2618 "issue_id_p" ISNULL
2619 THEN
2620 "scope_v" := 'unit';
2621 "unit_id_v" := "unit_id_p";
2622 ELSIF
2623 "unit_id_p" ISNULL AND
2624 "area_id_p" NOTNULL AND
2625 "issue_id_p" ISNULL
2626 THEN
2627 "scope_v" := 'area';
2628 "area_id_v" := "area_id_p";
2629 SELECT "unit_id" INTO "unit_id_v"
2630 FROM "area" WHERE "id" = "area_id_v";
2631 ELSIF
2632 "unit_id_p" ISNULL AND
2633 "area_id_p" ISNULL AND
2634 "issue_id_p" NOTNULL
2635 THEN
2636 SELECT INTO "issue_row" * FROM "issue" WHERE "id" = "issue_id_p";
2637 IF "issue_row"."id" ISNULL THEN
2638 RETURN;
2639 END IF;
2640 IF "issue_row"."closed" NOTNULL THEN
2641 IF "simulate_v" THEN
2642 RAISE EXCEPTION 'Tried to simulate delegation chain for closed issue.';
2643 END IF;
2644 FOR "output_row" IN
2645 SELECT * FROM
2646 "delegation_chain_for_closed_issue"("member_id_p", "issue_id_p")
2647 LOOP
2648 RETURN NEXT "output_row";
2649 END LOOP;
2650 RETURN;
2651 END IF;
2652 "scope_v" := 'issue';
2653 SELECT "area_id" INTO "area_id_v"
2654 FROM "issue" WHERE "id" = "issue_id_p";
2655 SELECT "unit_id" INTO "unit_id_v"
2656 FROM "area" WHERE "id" = "area_id_v";
2657 ELSE
2658 RAISE EXCEPTION 'Exactly one of unit_id_p, area_id_p, or issue_id_p must be NOTNULL.';
2659 END IF;
2660 "visited_member_ids" := '{}';
2661 "loop_member_id_v" := NULL;
2662 "output_rows" := '{}';
2663 "output_row"."index" := 0;
2664 "output_row"."member_id" := "member_id_p";
2665 "output_row"."member_valid" := TRUE;
2666 "output_row"."participation" := FALSE;
2667 "output_row"."overridden" := FALSE;
2668 "output_row"."disabled_out" := FALSE;
2669 "output_row"."scope_out" := NULL;
2670 LOOP
2671 IF "visited_member_ids" @> ARRAY["output_row"."member_id"] THEN
2672 "loop_member_id_v" := "output_row"."member_id";
2673 ELSE
2674 "visited_member_ids" :=
2675 "visited_member_ids" || "output_row"."member_id";
2676 END IF;
2677 IF "output_row"."participation" ISNULL THEN
2678 "output_row"."overridden" := NULL;
2679 ELSIF "output_row"."participation" THEN
2680 "output_row"."overridden" := TRUE;
2681 END IF;
2682 "output_row"."scope_in" := "output_row"."scope_out";
2683 "output_row"."member_valid" := EXISTS (
2684 SELECT NULL FROM "member" JOIN "privilege"
2685 ON "privilege"."member_id" = "member"."id"
2686 AND "privilege"."unit_id" = "unit_id_v"
2687 WHERE "id" = "output_row"."member_id"
2688 AND "member"."active" AND "privilege"."voting_right"
2689 );
2690 "simulate_here_v" := (
2691 "simulate_v" AND
2692 "output_row"."member_id" = "member_id_p"
2693 );
2694 "delegation_row" := ROW(NULL);
2695 IF "output_row"."member_valid" OR "simulate_here_v" THEN
2696 IF "scope_v" = 'unit' THEN
2697 IF NOT "simulate_here_v" THEN
2698 SELECT * INTO "delegation_row" FROM "delegation"
2699 WHERE "truster_id" = "output_row"."member_id"
2700 AND "unit_id" = "unit_id_v";
2701 END IF;
2702 ELSIF "scope_v" = 'area' THEN
2703 "output_row"."participation" := EXISTS (
2704 SELECT NULL FROM "membership"
2705 WHERE "area_id" = "area_id_p"
2706 AND "member_id" = "output_row"."member_id"
2707 );
2708 IF "simulate_here_v" THEN
2709 IF "simulate_trustee_id_p" ISNULL THEN
2710 SELECT * INTO "delegation_row" FROM "delegation"
2711 WHERE "truster_id" = "output_row"."member_id"
2712 AND "unit_id" = "unit_id_v";
2713 END IF;
2714 ELSE
2715 SELECT * INTO "delegation_row" FROM "delegation"
2716 WHERE "truster_id" = "output_row"."member_id"
2717 AND (
2718 "unit_id" = "unit_id_v" OR
2719 "area_id" = "area_id_v"
2720 )
2721 ORDER BY "scope" DESC;
2722 END IF;
2723 ELSIF "scope_v" = 'issue' THEN
2724 IF "issue_row"."fully_frozen" ISNULL THEN
2725 "output_row"."participation" := EXISTS (
2726 SELECT NULL FROM "interest"
2727 WHERE "issue_id" = "issue_id_p"
2728 AND "member_id" = "output_row"."member_id"
2729 );
2730 ELSE
2731 IF "output_row"."member_id" = "member_id_p" THEN
2732 "output_row"."participation" := EXISTS (
2733 SELECT NULL FROM "direct_voter"
2734 WHERE "issue_id" = "issue_id_p"
2735 AND "member_id" = "output_row"."member_id"
2736 );
2737 ELSE
2738 "output_row"."participation" := NULL;
2739 END IF;
2740 END IF;
2741 IF "simulate_here_v" THEN
2742 IF "simulate_trustee_id_p" ISNULL THEN
2743 SELECT * INTO "delegation_row" FROM "delegation"
2744 WHERE "truster_id" = "output_row"."member_id"
2745 AND (
2746 "unit_id" = "unit_id_v" OR
2747 "area_id" = "area_id_v"
2748 )
2749 ORDER BY "scope" DESC;
2750 END IF;
2751 ELSE
2752 SELECT * INTO "delegation_row" FROM "delegation"
2753 WHERE "truster_id" = "output_row"."member_id"
2754 AND (
2755 "unit_id" = "unit_id_v" OR
2756 "area_id" = "area_id_v" OR
2757 "issue_id" = "issue_id_p"
2758 )
2759 ORDER BY "scope" DESC;
2760 END IF;
2761 END IF;
2762 ELSE
2763 "output_row"."participation" := FALSE;
2764 END IF;
2765 IF "simulate_here_v" AND "simulate_trustee_id_p" NOTNULL THEN
2766 "output_row"."scope_out" := "scope_v";
2767 "output_rows" := "output_rows" || "output_row";
2768 "output_row"."member_id" := "simulate_trustee_id_p";
2769 ELSIF "delegation_row"."trustee_id" NOTNULL THEN
2770 "output_row"."scope_out" := "delegation_row"."scope";
2771 "output_rows" := "output_rows" || "output_row";
2772 "output_row"."member_id" := "delegation_row"."trustee_id";
2773 ELSIF "delegation_row"."scope" NOTNULL THEN
2774 "output_row"."scope_out" := "delegation_row"."scope";
2775 "output_row"."disabled_out" := TRUE;
2776 "output_rows" := "output_rows" || "output_row";
2777 EXIT;
2778 ELSE
2779 "output_row"."scope_out" := NULL;
2780 "output_rows" := "output_rows" || "output_row";
2781 EXIT;
2782 END IF;
2783 EXIT WHEN "loop_member_id_v" NOTNULL;
2784 "output_row"."index" := "output_row"."index" + 1;
2785 END LOOP;
2786 "row_count" := array_upper("output_rows", 1);
2787 "i" := 1;
2788 "loop_v" := FALSE;
2789 LOOP
2790 "output_row" := "output_rows"["i"];
2791 EXIT WHEN "output_row" ISNULL; -- NOTE: ISNULL and NOT ... NOTNULL produce different results!
2792 IF "loop_v" THEN
2793 IF "i" + 1 = "row_count" THEN
2794 "output_row"."loop" := 'last';
2795 ELSIF "i" = "row_count" THEN
2796 "output_row"."loop" := 'repetition';
2797 ELSE
2798 "output_row"."loop" := 'intermediate';
2799 END IF;
2800 ELSIF "output_row"."member_id" = "loop_member_id_v" THEN
2801 "output_row"."loop" := 'first';
2802 "loop_v" := TRUE;
2803 END IF;
2804 IF "scope_v" = 'unit' THEN
2805 "output_row"."participation" := NULL;
2806 END IF;
2807 RETURN NEXT "output_row";
2808 "i" := "i" + 1;
2809 END LOOP;
2810 RETURN;
2811 END;
2812 $$;
2814 COMMENT ON FUNCTION "delegation_chain"
2815 ( "member"."id"%TYPE,
2816 "unit"."id"%TYPE,
2817 "area"."id"%TYPE,
2818 "issue"."id"%TYPE,
2819 "member"."id"%TYPE,
2820 BOOLEAN )
2821 IS 'Shows a delegation chain for unit, area, or issue; See "delegation_chain_row" type for more information';
2825 ---------------------------------------------------------
2826 -- Single row returning function for delegation chains --
2827 ---------------------------------------------------------
2830 CREATE TYPE "delegation_info_loop_type" AS ENUM
2831 ('own', 'first', 'first_ellipsis', 'other', 'other_ellipsis');
2833 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''';
2836 CREATE TYPE "delegation_info_type" AS (
2837 "own_participation" BOOLEAN,
2838 "own_delegation_scope" "delegation_scope",
2839 "first_trustee_id" INT4,
2840 "first_trustee_participation" BOOLEAN,
2841 "first_trustee_ellipsis" BOOLEAN,
2842 "other_trustee_id" INT4,
2843 "other_trustee_participation" BOOLEAN,
2844 "other_trustee_ellipsis" BOOLEAN,
2845 "delegation_loop" "delegation_info_loop_type",
2846 "participating_member_id" INT4 );
2848 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';
2850 COMMENT ON COLUMN "delegation_info_type"."own_participation" IS 'Member is directly participating';
2851 COMMENT ON COLUMN "delegation_info_type"."own_delegation_scope" IS 'Delegation scope of member';
2852 COMMENT ON COLUMN "delegation_info_type"."first_trustee_id" IS 'Direct trustee of member';
2853 COMMENT ON COLUMN "delegation_info_type"."first_trustee_participation" IS 'Direct trustee of member is participating';
2854 COMMENT ON COLUMN "delegation_info_type"."first_trustee_ellipsis" IS 'Ellipsis in delegation chain after "first_trustee"';
2855 COMMENT ON COLUMN "delegation_info_type"."other_trustee_id" IS 'Another relevant trustee (due to participation)';
2856 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)';
2857 COMMENT ON COLUMN "delegation_info_type"."other_trustee_ellipsis" IS 'Ellipsis in delegation chain after "other_trustee"';
2858 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';
2859 COMMENT ON COLUMN "delegation_info_type"."participating_member_id" IS 'First participating member in delegation chain';
2862 CREATE FUNCTION "delegation_info"
2863 ( "member_id_p" "member"."id"%TYPE,
2864 "unit_id_p" "unit"."id"%TYPE,
2865 "area_id_p" "area"."id"%TYPE,
2866 "issue_id_p" "issue"."id"%TYPE,
2867 "simulate_trustee_id_p" "member"."id"%TYPE DEFAULT NULL,
2868 "simulate_default_p" BOOLEAN DEFAULT FALSE )
2869 RETURNS "delegation_info_type"
2870 LANGUAGE 'plpgsql' STABLE AS $$
2871 DECLARE
2872 "current_row" "delegation_chain_row";
2873 "result" "delegation_info_type";
2874 BEGIN
2875 "result"."own_participation" := FALSE;
2876 FOR "current_row" IN
2877 SELECT * FROM "delegation_chain"(
2878 "member_id_p",
2879 "unit_id_p", "area_id_p", "issue_id_p",
2880 "simulate_trustee_id_p", "simulate_default_p")
2881 LOOP
2882 IF
2883 "result"."participating_member_id" ISNULL AND
2884 "current_row"."participation"
2885 THEN
2886 "result"."participating_member_id" := "current_row"."member_id";
2887 END IF;
2888 IF "current_row"."member_id" = "member_id_p" THEN
2889 "result"."own_participation" := "current_row"."participation";
2890 "result"."own_delegation_scope" := "current_row"."scope_out";
2891 IF "current_row"."loop" = 'first' THEN
2892 "result"."delegation_loop" := 'own';
2893 END IF;
2894 ELSIF
2895 "current_row"."member_valid" AND
2896 ( "current_row"."loop" ISNULL OR
2897 "current_row"."loop" != 'repetition' )
2898 THEN
2899 IF "result"."first_trustee_id" ISNULL THEN
2900 "result"."first_trustee_id" := "current_row"."member_id";
2901 "result"."first_trustee_participation" := "current_row"."participation";
2902 "result"."first_trustee_ellipsis" := FALSE;
2903 IF "current_row"."loop" = 'first' THEN
2904 "result"."delegation_loop" := 'first';
2905 END IF;
2906 ELSIF "result"."other_trustee_id" ISNULL THEN
2907 IF "current_row"."participation" AND NOT "current_row"."overridden" THEN
2908 "result"."other_trustee_id" := "current_row"."member_id";
2909 "result"."other_trustee_participation" := TRUE;
2910 "result"."other_trustee_ellipsis" := FALSE;
2911 IF "current_row"."loop" = 'first' THEN
2912 "result"."delegation_loop" := 'other';
2913 END IF;
2914 ELSE
2915 "result"."first_trustee_ellipsis" := TRUE;
2916 IF "current_row"."loop" = 'first' THEN
2917 "result"."delegation_loop" := 'first_ellipsis';
2918 END IF;
2919 END IF;
2920 ELSE
2921 "result"."other_trustee_ellipsis" := TRUE;
2922 IF "current_row"."loop" = 'first' THEN
2923 "result"."delegation_loop" := 'other_ellipsis';
2924 END IF;
2925 END IF;
2926 END IF;
2927 END LOOP;
2928 RETURN "result";
2929 END;
2930 $$;
2932 COMMENT ON FUNCTION "delegation_info"
2933 ( "member"."id"%TYPE,
2934 "unit"."id"%TYPE,
2935 "area"."id"%TYPE,
2936 "issue"."id"%TYPE,
2937 "member"."id"%TYPE,
2938 BOOLEAN )
2939 IS 'Notable information about a delegation chain for unit, area, or issue; See "delegation_info_type" for more information';
2943 ---------------------------
2944 -- Transaction isolation --
2945 ---------------------------
2948 CREATE FUNCTION "require_transaction_isolation"()
2949 RETURNS VOID
2950 LANGUAGE 'plpgsql' VOLATILE AS $$
2951 BEGIN
2952 IF
2953 current_setting('transaction_isolation') NOT IN
2954 ('repeatable read', 'serializable')
2955 THEN
2956 RAISE EXCEPTION 'Insufficient transaction isolation level' USING
2957 HINT = 'Consider using SET TRANSACTION ISOLATION LEVEL REPEATABLE READ.';
2958 END IF;
2959 RETURN;
2960 END;
2961 $$;
2963 COMMENT ON FUNCTION "require_transaction_isolation"() IS 'Throws an exception, if transaction isolation level is too low to provide a consistent snapshot';
2966 CREATE FUNCTION "dont_require_transaction_isolation"()
2967 RETURNS VOID
2968 LANGUAGE 'plpgsql' VOLATILE AS $$
2969 BEGIN
2970 IF
2971 current_setting('transaction_isolation') IN
2972 ('repeatable read', 'serializable')
2973 THEN
2974 RAISE WARNING 'Unneccessary transaction isolation level: %',
2975 current_setting('transaction_isolation');
2976 END IF;
2977 RETURN;
2978 END;
2979 $$;
2981 COMMENT ON FUNCTION "dont_require_transaction_isolation"() IS 'Raises a warning, if transaction isolation level is higher than READ COMMITTED';
2985 ------------------------------------------------------------------------
2986 -- Regular tasks, except calculcation of snapshots and voting results --
2987 ------------------------------------------------------------------------
2990 CREATE FUNCTION "check_activity"()
2991 RETURNS VOID
2992 LANGUAGE 'plpgsql' VOLATILE AS $$
2993 DECLARE
2994 "system_setting_row" "system_setting"%ROWTYPE;
2995 BEGIN
2996 PERFORM "dont_require_transaction_isolation"();
2997 SELECT * INTO "system_setting_row" FROM "system_setting";
2998 IF "system_setting_row"."member_ttl" NOTNULL THEN
2999 UPDATE "member" SET "active" = FALSE
3000 WHERE "active" = TRUE
3001 AND "last_activity" < (now() - "system_setting_row"."member_ttl")::DATE;
3002 END IF;
3003 RETURN;
3004 END;
3005 $$;
3007 COMMENT ON FUNCTION "check_activity"() IS 'Deactivates members when "last_activity" is older than "system_setting"."member_ttl".';
3010 CREATE FUNCTION "calculate_member_counts"()
3011 RETURNS VOID
3012 LANGUAGE 'plpgsql' VOLATILE AS $$
3013 BEGIN
3014 PERFORM "require_transaction_isolation"();
3015 DELETE FROM "member_count";
3016 INSERT INTO "member_count" ("total_count")
3017 SELECT "total_count" FROM "member_count_view";
3018 UPDATE "unit" SET "member_count" = "view"."member_count"
3019 FROM "unit_member_count" AS "view"
3020 WHERE "view"."unit_id" = "unit"."id";
3021 UPDATE "area" SET
3022 "direct_member_count" = "view"."direct_member_count",
3023 "member_weight" = "view"."member_weight"
3024 FROM "area_member_count" AS "view"
3025 WHERE "view"."area_id" = "area"."id";
3026 RETURN;
3027 END;
3028 $$;
3030 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"';
3034 ------------------------------------
3035 -- Calculation of harmonic weight --
3036 ------------------------------------
3039 CREATE VIEW "remaining_harmonic_supporter_weight" AS
3040 SELECT
3041 "direct_interest_snapshot"."issue_id",
3042 "direct_interest_snapshot"."event",
3043 "direct_interest_snapshot"."member_id",
3044 "direct_interest_snapshot"."weight" AS "weight_num",
3045 count("initiative"."id") AS "weight_den"
3046 FROM "issue"
3047 JOIN "direct_interest_snapshot"
3048 ON "issue"."id" = "direct_interest_snapshot"."issue_id"
3049 AND "issue"."latest_snapshot_event" = "direct_interest_snapshot"."event"
3050 JOIN "initiative"
3051 ON "issue"."id" = "initiative"."issue_id"
3052 AND "initiative"."harmonic_weight" ISNULL
3053 JOIN "direct_supporter_snapshot"
3054 ON "initiative"."id" = "direct_supporter_snapshot"."initiative_id"
3055 AND "direct_interest_snapshot"."event" = "direct_supporter_snapshot"."event"
3056 AND "direct_interest_snapshot"."member_id" = "direct_supporter_snapshot"."member_id"
3057 AND (
3058 "direct_supporter_snapshot"."satisfied" = TRUE OR
3059 coalesce("initiative"."admitted", FALSE) = FALSE
3060 )
3061 GROUP BY
3062 "direct_interest_snapshot"."issue_id",
3063 "direct_interest_snapshot"."event",
3064 "direct_interest_snapshot"."member_id",
3065 "direct_interest_snapshot"."weight";
3067 COMMENT ON VIEW "remaining_harmonic_supporter_weight" IS 'Helper view for function "set_harmonic_initiative_weights"';
3070 CREATE VIEW "remaining_harmonic_initiative_weight_summands" AS
3071 SELECT
3072 "initiative"."issue_id",
3073 "initiative"."id" AS "initiative_id",
3074 "initiative"."admitted",
3075 sum("remaining_harmonic_supporter_weight"."weight_num") AS "weight_num",
3076 "remaining_harmonic_supporter_weight"."weight_den"
3077 FROM "remaining_harmonic_supporter_weight"
3078 JOIN "initiative"
3079 ON "remaining_harmonic_supporter_weight"."issue_id" = "initiative"."issue_id"
3080 AND "initiative"."harmonic_weight" ISNULL
3081 JOIN "direct_supporter_snapshot"
3082 ON "initiative"."id" = "direct_supporter_snapshot"."initiative_id"
3083 AND "remaining_harmonic_supporter_weight"."event" = "direct_supporter_snapshot"."event"
3084 AND "remaining_harmonic_supporter_weight"."member_id" = "direct_supporter_snapshot"."member_id"
3085 AND (
3086 "direct_supporter_snapshot"."satisfied" = TRUE OR
3087 coalesce("initiative"."admitted", FALSE) = FALSE
3088 )
3089 GROUP BY
3090 "initiative"."issue_id",
3091 "initiative"."id",
3092 "initiative"."admitted",
3093 "remaining_harmonic_supporter_weight"."weight_den";
3095 COMMENT ON VIEW "remaining_harmonic_initiative_weight_summands" IS 'Helper view for function "set_harmonic_initiative_weights"';
3098 CREATE VIEW "remaining_harmonic_initiative_weight_dummies" AS
3099 SELECT
3100 "issue_id",
3101 "id" AS "initiative_id",
3102 "admitted",
3103 0 AS "weight_num",
3104 1 AS "weight_den"
3105 FROM "initiative"
3106 WHERE "harmonic_weight" ISNULL;
3108 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';
3111 CREATE FUNCTION "set_harmonic_initiative_weights"
3112 ( "issue_id_p" "issue"."id"%TYPE )
3113 RETURNS VOID
3114 LANGUAGE 'plpgsql' VOLATILE AS $$
3115 DECLARE
3116 "weight_row" "remaining_harmonic_initiative_weight_summands"%ROWTYPE;
3117 "i" INT4;
3118 "count_v" INT4;
3119 "summand_v" FLOAT;
3120 "id_ary" INT4[];
3121 "weight_ary" FLOAT[];
3122 "min_weight_v" FLOAT;
3123 BEGIN
3124 PERFORM "require_transaction_isolation"();
3125 UPDATE "initiative" SET "harmonic_weight" = NULL
3126 WHERE "issue_id" = "issue_id_p";
3127 LOOP
3128 "min_weight_v" := NULL;
3129 "i" := 0;
3130 "count_v" := 0;
3131 FOR "weight_row" IN
3132 SELECT * FROM "remaining_harmonic_initiative_weight_summands"
3133 WHERE "issue_id" = "issue_id_p"
3134 AND (
3135 coalesce("admitted", FALSE) = FALSE OR NOT EXISTS (
3136 SELECT NULL FROM "initiative"
3137 WHERE "issue_id" = "issue_id_p"
3138 AND "harmonic_weight" ISNULL
3139 AND coalesce("admitted", FALSE) = FALSE
3140 )
3141 )
3142 UNION ALL -- needed for corner cases
3143 SELECT * FROM "remaining_harmonic_initiative_weight_dummies"
3144 WHERE "issue_id" = "issue_id_p"
3145 AND (
3146 coalesce("admitted", FALSE) = FALSE OR NOT EXISTS (
3147 SELECT NULL FROM "initiative"
3148 WHERE "issue_id" = "issue_id_p"
3149 AND "harmonic_weight" ISNULL
3150 AND coalesce("admitted", FALSE) = FALSE
3151 )
3152 )
3153 ORDER BY "initiative_id" DESC, "weight_den" DESC
3154 -- NOTE: non-admitted initiatives placed first (at last positions),
3155 -- latest initiatives treated worse in case of tie
3156 LOOP
3157 "summand_v" := "weight_row"."weight_num"::FLOAT / "weight_row"."weight_den"::FLOAT;
3158 IF "i" = 0 OR "weight_row"."initiative_id" != "id_ary"["i"] THEN
3159 "i" := "i" + 1;
3160 "count_v" := "i";
3161 "id_ary"["i"] := "weight_row"."initiative_id";
3162 "weight_ary"["i"] := "summand_v";
3163 ELSE
3164 "weight_ary"["i"] := "weight_ary"["i"] + "summand_v";
3165 END IF;
3166 END LOOP;
3167 EXIT WHEN "count_v" = 0;
3168 "i" := 1;
3169 LOOP
3170 "weight_ary"["i"] := "weight_ary"["i"]::NUMERIC(18,9)::NUMERIC(12,3);
3171 IF "min_weight_v" ISNULL OR "weight_ary"["i"] < "min_weight_v" THEN
3172 "min_weight_v" := "weight_ary"["i"];
3173 END IF;
3174 "i" := "i" + 1;
3175 EXIT WHEN "i" > "count_v";
3176 END LOOP;
3177 "i" := 1;
3178 LOOP
3179 IF "weight_ary"["i"] = "min_weight_v" THEN
3180 UPDATE "initiative" SET "harmonic_weight" = "min_weight_v"
3181 WHERE "id" = "id_ary"["i"];
3182 EXIT;
3183 END IF;
3184 "i" := "i" + 1;
3185 END LOOP;
3186 END LOOP;
3187 UPDATE "initiative" SET "harmonic_weight" = 0
3188 WHERE "issue_id" = "issue_id_p" AND "harmonic_weight" ISNULL;
3189 END;
3190 $$;
3192 COMMENT ON FUNCTION "set_harmonic_initiative_weights"
3193 ( "issue"."id"%TYPE )
3194 IS 'Calculates and sets "harmonic_weight" of initiatives in a given issue';
3198 ------------------------------
3199 -- Calculation of snapshots --
3200 ------------------------------
3203 CREATE FUNCTION "weight_of_added_delegations_for_population_snapshot"
3204 ( "issue_id_p" "issue"."id"%TYPE,
3205 "member_id_p" "member"."id"%TYPE,
3206 "delegate_member_ids_p" "delegating_population_snapshot"."delegate_member_ids"%TYPE )
3207 RETURNS "direct_population_snapshot"."weight"%TYPE
3208 LANGUAGE 'plpgsql' VOLATILE AS $$
3209 DECLARE
3210 "issue_delegation_row" "issue_delegation"%ROWTYPE;
3211 "delegate_member_ids_v" "delegating_population_snapshot"."delegate_member_ids"%TYPE;
3212 "weight_v" INT4;
3213 "sub_weight_v" INT4;
3214 BEGIN
3215 PERFORM "require_transaction_isolation"();
3216 "weight_v" := 0;
3217 FOR "issue_delegation_row" IN
3218 SELECT * FROM "issue_delegation"
3219 WHERE "trustee_id" = "member_id_p"
3220 AND "issue_id" = "issue_id_p"
3221 LOOP
3222 IF NOT EXISTS (
3223 SELECT NULL FROM "direct_population_snapshot"
3224 WHERE "issue_id" = "issue_id_p"
3225 AND "event" = 'periodic'
3226 AND "member_id" = "issue_delegation_row"."truster_id"
3227 ) AND NOT EXISTS (
3228 SELECT NULL FROM "delegating_population_snapshot"
3229 WHERE "issue_id" = "issue_id_p"
3230 AND "event" = 'periodic'
3231 AND "member_id" = "issue_delegation_row"."truster_id"
3232 ) THEN
3233 "delegate_member_ids_v" :=
3234 "member_id_p" || "delegate_member_ids_p";
3235 INSERT INTO "delegating_population_snapshot" (
3236 "issue_id",
3237 "event",
3238 "member_id",
3239 "scope",
3240 "delegate_member_ids"
3241 ) VALUES (
3242 "issue_id_p",
3243 'periodic',
3244 "issue_delegation_row"."truster_id",
3245 "issue_delegation_row"."scope",
3246 "delegate_member_ids_v"
3247 );
3248 "sub_weight_v" := 1 +
3249 "weight_of_added_delegations_for_population_snapshot"(
3250 "issue_id_p",
3251 "issue_delegation_row"."truster_id",
3252 "delegate_member_ids_v"
3253 );
3254 UPDATE "delegating_population_snapshot"
3255 SET "weight" = "sub_weight_v"
3256 WHERE "issue_id" = "issue_id_p"
3257 AND "event" = 'periodic'
3258 AND "member_id" = "issue_delegation_row"."truster_id";
3259 "weight_v" := "weight_v" + "sub_weight_v";
3260 END IF;
3261 END LOOP;
3262 RETURN "weight_v";
3263 END;
3264 $$;
3266 COMMENT ON FUNCTION "weight_of_added_delegations_for_population_snapshot"
3267 ( "issue"."id"%TYPE,
3268 "member"."id"%TYPE,
3269 "delegating_population_snapshot"."delegate_member_ids"%TYPE )
3270 IS 'Helper function for "create_population_snapshot" function';
3273 CREATE FUNCTION "create_population_snapshot"
3274 ( "issue_id_p" "issue"."id"%TYPE )
3275 RETURNS VOID
3276 LANGUAGE 'plpgsql' VOLATILE AS $$
3277 DECLARE
3278 "member_id_v" "member"."id"%TYPE;
3279 BEGIN
3280 PERFORM "require_transaction_isolation"();
3281 DELETE FROM "direct_population_snapshot"
3282 WHERE "issue_id" = "issue_id_p"
3283 AND "event" = 'periodic';
3284 DELETE FROM "delegating_population_snapshot"
3285 WHERE "issue_id" = "issue_id_p"
3286 AND "event" = 'periodic';
3287 INSERT INTO "direct_population_snapshot"
3288 ("issue_id", "event", "member_id")
3289 SELECT
3290 "issue_id_p" AS "issue_id",
3291 'periodic'::"snapshot_event" AS "event",
3292 "member"."id" AS "member_id"
3293 FROM "issue"
3294 JOIN "area" ON "issue"."area_id" = "area"."id"
3295 JOIN "membership" ON "area"."id" = "membership"."area_id"
3296 JOIN "member" ON "membership"."member_id" = "member"."id"
3297 JOIN "privilege"
3298 ON "privilege"."unit_id" = "area"."unit_id"
3299 AND "privilege"."member_id" = "member"."id"
3300 WHERE "issue"."id" = "issue_id_p"
3301 AND "member"."active" AND "privilege"."voting_right"
3302 UNION
3303 SELECT
3304 "issue_id_p" AS "issue_id",
3305 'periodic'::"snapshot_event" AS "event",
3306 "member"."id" AS "member_id"
3307 FROM "issue"
3308 JOIN "area" ON "issue"."area_id" = "area"."id"
3309 JOIN "interest" ON "issue"."id" = "interest"."issue_id"
3310 JOIN "member" ON "interest"."member_id" = "member"."id"
3311 JOIN "privilege"
3312 ON "privilege"."unit_id" = "area"."unit_id"
3313 AND "privilege"."member_id" = "member"."id"
3314 WHERE "issue"."id" = "issue_id_p"
3315 AND "member"."active" AND "privilege"."voting_right";
3316 FOR "member_id_v" IN
3317 SELECT "member_id" FROM "direct_population_snapshot"
3318 WHERE "issue_id" = "issue_id_p"
3319 AND "event" = 'periodic'
3320 LOOP
3321 UPDATE "direct_population_snapshot" SET
3322 "weight" = 1 +
3323 "weight_of_added_delegations_for_population_snapshot"(
3324 "issue_id_p",
3325 "member_id_v",
3326 '{}'
3327 )
3328 WHERE "issue_id" = "issue_id_p"
3329 AND "event" = 'periodic'
3330 AND "member_id" = "member_id_v";
3331 END LOOP;
3332 RETURN;
3333 END;
3334 $$;
3336 COMMENT ON FUNCTION "create_population_snapshot"
3337 ( "issue"."id"%TYPE )
3338 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.';
3341 CREATE FUNCTION "weight_of_added_delegations_for_interest_snapshot"
3342 ( "issue_id_p" "issue"."id"%TYPE,
3343 "member_id_p" "member"."id"%TYPE,
3344 "delegate_member_ids_p" "delegating_interest_snapshot"."delegate_member_ids"%TYPE )
3345 RETURNS "direct_interest_snapshot"."weight"%TYPE
3346 LANGUAGE 'plpgsql' VOLATILE AS $$
3347 DECLARE
3348 "issue_delegation_row" "issue_delegation"%ROWTYPE;
3349 "delegate_member_ids_v" "delegating_interest_snapshot"."delegate_member_ids"%TYPE;
3350 "weight_v" INT4;
3351 "sub_weight_v" INT4;
3352 BEGIN
3353 PERFORM "require_transaction_isolation"();
3354 "weight_v" := 0;
3355 FOR "issue_delegation_row" IN
3356 SELECT * FROM "issue_delegation"
3357 WHERE "trustee_id" = "member_id_p"
3358 AND "issue_id" = "issue_id_p"
3359 LOOP
3360 IF NOT EXISTS (
3361 SELECT NULL FROM "direct_interest_snapshot"
3362 WHERE "issue_id" = "issue_id_p"
3363 AND "event" = 'periodic'
3364 AND "member_id" = "issue_delegation_row"."truster_id"
3365 ) AND NOT EXISTS (
3366 SELECT NULL FROM "delegating_interest_snapshot"
3367 WHERE "issue_id" = "issue_id_p"
3368 AND "event" = 'periodic'
3369 AND "member_id" = "issue_delegation_row"."truster_id"
3370 ) THEN
3371 "delegate_member_ids_v" :=
3372 "member_id_p" || "delegate_member_ids_p";
3373 INSERT INTO "delegating_interest_snapshot" (
3374 "issue_id",
3375 "event",
3376 "member_id",
3377 "scope",
3378 "delegate_member_ids"
3379 ) VALUES (
3380 "issue_id_p",
3381 'periodic',
3382 "issue_delegation_row"."truster_id",
3383 "issue_delegation_row"."scope",
3384 "delegate_member_ids_v"
3385 );
3386 "sub_weight_v" := 1 +
3387 "weight_of_added_delegations_for_interest_snapshot"(
3388 "issue_id_p",
3389 "issue_delegation_row"."truster_id",
3390 "delegate_member_ids_v"
3391 );
3392 UPDATE "delegating_interest_snapshot"
3393 SET "weight" = "sub_weight_v"
3394 WHERE "issue_id" = "issue_id_p"
3395 AND "event" = 'periodic'
3396 AND "member_id" = "issue_delegation_row"."truster_id";
3397 "weight_v" := "weight_v" + "sub_weight_v";
3398 END IF;
3399 END LOOP;
3400 RETURN "weight_v";
3401 END;
3402 $$;
3404 COMMENT ON FUNCTION "weight_of_added_delegations_for_interest_snapshot"
3405 ( "issue"."id"%TYPE,
3406 "member"."id"%TYPE,
3407 "delegating_interest_snapshot"."delegate_member_ids"%TYPE )
3408 IS 'Helper function for "create_interest_snapshot" function';
3411 CREATE FUNCTION "create_interest_snapshot"
3412 ( "issue_id_p" "issue"."id"%TYPE )
3413 RETURNS VOID
3414 LANGUAGE 'plpgsql' VOLATILE AS $$
3415 DECLARE
3416 "member_id_v" "member"."id"%TYPE;
3417 BEGIN
3418 PERFORM "require_transaction_isolation"();
3419 DELETE FROM "direct_interest_snapshot"
3420 WHERE "issue_id" = "issue_id_p"
3421 AND "event" = 'periodic';
3422 DELETE FROM "delegating_interest_snapshot"
3423 WHERE "issue_id" = "issue_id_p"
3424 AND "event" = 'periodic';
3425 DELETE FROM "direct_supporter_snapshot"
3426 USING "initiative" -- NOTE: due to missing index on issue_id
3427 WHERE "initiative"."issue_id" = "issue_id_p"
3428 AND "direct_supporter_snapshot"."initiative_id" = "initiative"."id"
3429 AND "direct_supporter_snapshot"."event" = 'periodic';
3430 INSERT INTO "direct_interest_snapshot"
3431 ("issue_id", "event", "member_id")
3432 SELECT
3433 "issue_id_p" AS "issue_id",
3434 'periodic' AS "event",
3435 "member"."id" AS "member_id"
3436 FROM "issue"
3437 JOIN "area" ON "issue"."area_id" = "area"."id"
3438 JOIN "interest" ON "issue"."id" = "interest"."issue_id"
3439 JOIN "member" ON "interest"."member_id" = "member"."id"
3440 JOIN "privilege"
3441 ON "privilege"."unit_id" = "area"."unit_id"
3442 AND "privilege"."member_id" = "member"."id"
3443 WHERE "issue"."id" = "issue_id_p"
3444 AND "member"."active" AND "privilege"."voting_right";
3445 FOR "member_id_v" IN
3446 SELECT "member_id" FROM "direct_interest_snapshot"
3447 WHERE "issue_id" = "issue_id_p"
3448 AND "event" = 'periodic'
3449 LOOP
3450 UPDATE "direct_interest_snapshot" SET
3451 "weight" = 1 +
3452 "weight_of_added_delegations_for_interest_snapshot"(
3453 "issue_id_p",
3454 "member_id_v",
3455 '{}'
3456 )
3457 WHERE "issue_id" = "issue_id_p"
3458 AND "event" = 'periodic'
3459 AND "member_id" = "member_id_v";
3460 END LOOP;
3461 INSERT INTO "direct_supporter_snapshot"
3462 ( "issue_id", "initiative_id", "event", "member_id",
3463 "draft_id", "informed", "satisfied" )
3464 SELECT
3465 "issue_id_p" AS "issue_id",
3466 "initiative"."id" AS "initiative_id",
3467 'periodic' AS "event",
3468 "supporter"."member_id" AS "member_id",
3469 "supporter"."draft_id" AS "draft_id",
3470 "supporter"."draft_id" = "current_draft"."id" AS "informed",
3471 NOT EXISTS (
3472 SELECT NULL FROM "critical_opinion"
3473 WHERE "initiative_id" = "initiative"."id"
3474 AND "member_id" = "supporter"."member_id"
3475 ) AS "satisfied"
3476 FROM "initiative"
3477 JOIN "supporter"
3478 ON "supporter"."initiative_id" = "initiative"."id"
3479 JOIN "current_draft"
3480 ON "initiative"."id" = "current_draft"."initiative_id"
3481 JOIN "direct_interest_snapshot"
3482 ON "supporter"."member_id" = "direct_interest_snapshot"."member_id"
3483 AND "initiative"."issue_id" = "direct_interest_snapshot"."issue_id"
3484 AND "event" = 'periodic'
3485 WHERE "initiative"."issue_id" = "issue_id_p";
3486 RETURN;
3487 END;
3488 $$;
3490 COMMENT ON FUNCTION "create_interest_snapshot"
3491 ( "issue"."id"%TYPE )
3492 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.';
3495 CREATE FUNCTION "create_snapshot"
3496 ( "issue_id_p" "issue"."id"%TYPE )
3497 RETURNS VOID
3498 LANGUAGE 'plpgsql' VOLATILE AS $$
3499 DECLARE
3500 "initiative_id_v" "initiative"."id"%TYPE;
3501 "suggestion_id_v" "suggestion"."id"%TYPE;
3502 BEGIN
3503 PERFORM "require_transaction_isolation"();
3504 PERFORM "create_population_snapshot"("issue_id_p");
3505 PERFORM "create_interest_snapshot"("issue_id_p");
3506 UPDATE "issue" SET
3507 "snapshot" = coalesce("phase_finished", now()),
3508 "latest_snapshot_event" = 'periodic',
3509 "population" = (
3510 SELECT coalesce(sum("weight"), 0)
3511 FROM "direct_population_snapshot"
3512 WHERE "issue_id" = "issue_id_p"
3513 AND "event" = 'periodic'
3514 )
3515 WHERE "id" = "issue_id_p";
3516 FOR "initiative_id_v" IN
3517 SELECT "id" FROM "initiative" WHERE "issue_id" = "issue_id_p"
3518 LOOP
3519 UPDATE "initiative" SET
3520 "supporter_count" = (
3521 SELECT coalesce(sum("di"."weight"), 0)
3522 FROM "direct_interest_snapshot" AS "di"
3523 JOIN "direct_supporter_snapshot" AS "ds"
3524 ON "di"."member_id" = "ds"."member_id"
3525 WHERE "di"."issue_id" = "issue_id_p"
3526 AND "di"."event" = 'periodic'
3527 AND "ds"."initiative_id" = "initiative_id_v"
3528 AND "ds"."event" = 'periodic'
3529 ),
3530 "informed_supporter_count" = (
3531 SELECT coalesce(sum("di"."weight"), 0)
3532 FROM "direct_interest_snapshot" AS "di"
3533 JOIN "direct_supporter_snapshot" AS "ds"
3534 ON "di"."member_id" = "ds"."member_id"
3535 WHERE "di"."issue_id" = "issue_id_p"
3536 AND "di"."event" = 'periodic'
3537 AND "ds"."initiative_id" = "initiative_id_v"
3538 AND "ds"."event" = 'periodic'
3539 AND "ds"."informed"
3540 ),
3541 "satisfied_supporter_count" = (
3542 SELECT coalesce(sum("di"."weight"), 0)
3543 FROM "direct_interest_snapshot" AS "di"
3544 JOIN "direct_supporter_snapshot" AS "ds"
3545 ON "di"."member_id" = "ds"."member_id"
3546 WHERE "di"."issue_id" = "issue_id_p"
3547 AND "di"."event" = 'periodic'
3548 AND "ds"."initiative_id" = "initiative_id_v"
3549 AND "ds"."event" = 'periodic'
3550 AND "ds"."satisfied"
3551 ),
3552 "satisfied_informed_supporter_count" = (
3553 SELECT coalesce(sum("di"."weight"), 0)
3554 FROM "direct_interest_snapshot" AS "di"
3555 JOIN "direct_supporter_snapshot" AS "ds"
3556 ON "di"."member_id" = "ds"."member_id"
3557 WHERE "di"."issue_id" = "issue_id_p"
3558 AND "di"."event" = 'periodic'
3559 AND "ds"."initiative_id" = "initiative_id_v"
3560 AND "ds"."event" = 'periodic'
3561 AND "ds"."informed"
3562 AND "ds"."satisfied"
3563 )
3564 WHERE "id" = "initiative_id_v";
3565 FOR "suggestion_id_v" IN
3566 SELECT "id" FROM "suggestion"
3567 WHERE "initiative_id" = "initiative_id_v"
3568 LOOP
3569 UPDATE "suggestion" SET
3570 "minus2_unfulfilled_count" = (
3571 SELECT coalesce(sum("snapshot"."weight"), 0)
3572 FROM "issue" CROSS JOIN "opinion"
3573 JOIN "direct_interest_snapshot" AS "snapshot"
3574 ON "snapshot"."issue_id" = "issue"."id"
3575 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3576 AND "snapshot"."member_id" = "opinion"."member_id"
3577 WHERE "issue"."id" = "issue_id_p"
3578 AND "opinion"."suggestion_id" = "suggestion_id_v"
3579 AND "opinion"."degree" = -2
3580 AND "opinion"."fulfilled" = FALSE
3581 ),
3582 "minus2_fulfilled_count" = (
3583 SELECT coalesce(sum("snapshot"."weight"), 0)
3584 FROM "issue" CROSS JOIN "opinion"
3585 JOIN "direct_interest_snapshot" AS "snapshot"
3586 ON "snapshot"."issue_id" = "issue"."id"
3587 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3588 AND "snapshot"."member_id" = "opinion"."member_id"
3589 WHERE "issue"."id" = "issue_id_p"
3590 AND "opinion"."suggestion_id" = "suggestion_id_v"
3591 AND "opinion"."degree" = -2
3592 AND "opinion"."fulfilled" = TRUE
3593 ),
3594 "minus1_unfulfilled_count" = (
3595 SELECT coalesce(sum("snapshot"."weight"), 0)
3596 FROM "issue" CROSS JOIN "opinion"
3597 JOIN "direct_interest_snapshot" AS "snapshot"
3598 ON "snapshot"."issue_id" = "issue"."id"
3599 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3600 AND "snapshot"."member_id" = "opinion"."member_id"
3601 WHERE "issue"."id" = "issue_id_p"
3602 AND "opinion"."suggestion_id" = "suggestion_id_v"
3603 AND "opinion"."degree" = -1
3604 AND "opinion"."fulfilled" = FALSE
3605 ),
3606 "minus1_fulfilled_count" = (
3607 SELECT coalesce(sum("snapshot"."weight"), 0)
3608 FROM "issue" CROSS JOIN "opinion"
3609 JOIN "direct_interest_snapshot" AS "snapshot"
3610 ON "snapshot"."issue_id" = "issue"."id"
3611 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3612 AND "snapshot"."member_id" = "opinion"."member_id"
3613 WHERE "issue"."id" = "issue_id_p"
3614 AND "opinion"."suggestion_id" = "suggestion_id_v"
3615 AND "opinion"."degree" = -1
3616 AND "opinion"."fulfilled" = TRUE
3617 ),
3618 "plus1_unfulfilled_count" = (
3619 SELECT coalesce(sum("snapshot"."weight"), 0)
3620 FROM "issue" CROSS JOIN "opinion"
3621 JOIN "direct_interest_snapshot" AS "snapshot"
3622 ON "snapshot"."issue_id" = "issue"."id"
3623 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3624 AND "snapshot"."member_id" = "opinion"."member_id"
3625 WHERE "issue"."id" = "issue_id_p"
3626 AND "opinion"."suggestion_id" = "suggestion_id_v"
3627 AND "opinion"."degree" = 1
3628 AND "opinion"."fulfilled" = FALSE
3629 ),
3630 "plus1_fulfilled_count" = (
3631 SELECT coalesce(sum("snapshot"."weight"), 0)
3632 FROM "issue" CROSS JOIN "opinion"
3633 JOIN "direct_interest_snapshot" AS "snapshot"
3634 ON "snapshot"."issue_id" = "issue"."id"
3635 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3636 AND "snapshot"."member_id" = "opinion"."member_id"
3637 WHERE "issue"."id" = "issue_id_p"
3638 AND "opinion"."suggestion_id" = "suggestion_id_v"
3639 AND "opinion"."degree" = 1
3640 AND "opinion"."fulfilled" = TRUE
3641 ),
3642 "plus2_unfulfilled_count" = (
3643 SELECT coalesce(sum("snapshot"."weight"), 0)
3644 FROM "issue" CROSS JOIN "opinion"
3645 JOIN "direct_interest_snapshot" AS "snapshot"
3646 ON "snapshot"."issue_id" = "issue"."id"
3647 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3648 AND "snapshot"."member_id" = "opinion"."member_id"
3649 WHERE "issue"."id" = "issue_id_p"
3650 AND "opinion"."suggestion_id" = "suggestion_id_v"
3651 AND "opinion"."degree" = 2
3652 AND "opinion"."fulfilled" = FALSE
3653 ),
3654 "plus2_fulfilled_count" = (
3655 SELECT coalesce(sum("snapshot"."weight"), 0)
3656 FROM "issue" CROSS JOIN "opinion"
3657 JOIN "direct_interest_snapshot" AS "snapshot"
3658 ON "snapshot"."issue_id" = "issue"."id"
3659 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3660 AND "snapshot"."member_id" = "opinion"."member_id"
3661 WHERE "issue"."id" = "issue_id_p"
3662 AND "opinion"."suggestion_id" = "suggestion_id_v"
3663 AND "opinion"."degree" = 2
3664 AND "opinion"."fulfilled" = TRUE
3665 )
3666 WHERE "suggestion"."id" = "suggestion_id_v";
3667 END LOOP;
3668 END LOOP;
3669 RETURN;
3670 END;
3671 $$;
3673 COMMENT ON FUNCTION "create_snapshot"
3674 ( "issue"."id"%TYPE )
3675 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.';
3678 CREATE FUNCTION "set_snapshot_event"
3679 ( "issue_id_p" "issue"."id"%TYPE,
3680 "event_p" "snapshot_event" )
3681 RETURNS VOID
3682 LANGUAGE 'plpgsql' VOLATILE AS $$
3683 DECLARE
3684 "event_v" "issue"."latest_snapshot_event"%TYPE;
3685 BEGIN
3686 PERFORM "require_transaction_isolation"();
3687 SELECT "latest_snapshot_event" INTO "event_v" FROM "issue"
3688 WHERE "id" = "issue_id_p" FOR UPDATE;
3689 UPDATE "issue" SET "latest_snapshot_event" = "event_p"
3690 WHERE "id" = "issue_id_p";
3691 UPDATE "direct_population_snapshot" SET "event" = "event_p"
3692 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3693 UPDATE "delegating_population_snapshot" SET "event" = "event_p"
3694 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3695 UPDATE "direct_interest_snapshot" SET "event" = "event_p"
3696 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3697 UPDATE "delegating_interest_snapshot" SET "event" = "event_p"
3698 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3699 UPDATE "direct_supporter_snapshot" SET "event" = "event_p"
3700 FROM "initiative" -- NOTE: due to missing index on issue_id
3701 WHERE "initiative"."issue_id" = "issue_id_p"
3702 AND "direct_supporter_snapshot"."initiative_id" = "initiative"."id"
3703 AND "direct_supporter_snapshot"."event" = "event_v";
3704 RETURN;
3705 END;
3706 $$;
3708 COMMENT ON FUNCTION "set_snapshot_event"
3709 ( "issue"."id"%TYPE,
3710 "snapshot_event" )
3711 IS 'Change "event" attribute of the previous ''periodic'' snapshot';
3715 -----------------------
3716 -- Counting of votes --
3717 -----------------------
3720 CREATE FUNCTION "weight_of_added_vote_delegations"
3721 ( "issue_id_p" "issue"."id"%TYPE,
3722 "member_id_p" "member"."id"%TYPE,
3723 "delegate_member_ids_p" "delegating_voter"."delegate_member_ids"%TYPE )
3724 RETURNS "direct_voter"."weight"%TYPE
3725 LANGUAGE 'plpgsql' VOLATILE AS $$
3726 DECLARE
3727 "issue_delegation_row" "issue_delegation"%ROWTYPE;
3728 "delegate_member_ids_v" "delegating_voter"."delegate_member_ids"%TYPE;
3729 "weight_v" INT4;
3730 "sub_weight_v" INT4;
3731 BEGIN
3732 PERFORM "require_transaction_isolation"();
3733 "weight_v" := 0;
3734 FOR "issue_delegation_row" IN
3735 SELECT * FROM "issue_delegation"
3736 WHERE "trustee_id" = "member_id_p"
3737 AND "issue_id" = "issue_id_p"
3738 LOOP
3739 IF NOT EXISTS (
3740 SELECT NULL FROM "direct_voter"
3741 WHERE "member_id" = "issue_delegation_row"."truster_id"
3742 AND "issue_id" = "issue_id_p"
3743 ) AND NOT EXISTS (
3744 SELECT NULL FROM "delegating_voter"
3745 WHERE "member_id" = "issue_delegation_row"."truster_id"
3746 AND "issue_id" = "issue_id_p"
3747 ) THEN
3748 "delegate_member_ids_v" :=
3749 "member_id_p" || "delegate_member_ids_p";
3750 INSERT INTO "delegating_voter" (
3751 "issue_id",
3752 "member_id",
3753 "scope",
3754 "delegate_member_ids"
3755 ) VALUES (
3756 "issue_id_p",
3757 "issue_delegation_row"."truster_id",
3758 "issue_delegation_row"."scope",
3759 "delegate_member_ids_v"
3760 );
3761 "sub_weight_v" := 1 +
3762 "weight_of_added_vote_delegations"(
3763 "issue_id_p",
3764 "issue_delegation_row"."truster_id",
3765 "delegate_member_ids_v"
3766 );
3767 UPDATE "delegating_voter"
3768 SET "weight" = "sub_weight_v"
3769 WHERE "issue_id" = "issue_id_p"
3770 AND "member_id" = "issue_delegation_row"."truster_id";
3771 "weight_v" := "weight_v" + "sub_weight_v";
3772 END IF;
3773 END LOOP;
3774 RETURN "weight_v";
3775 END;
3776 $$;
3778 COMMENT ON FUNCTION "weight_of_added_vote_delegations"
3779 ( "issue"."id"%TYPE,
3780 "member"."id"%TYPE,
3781 "delegating_voter"."delegate_member_ids"%TYPE )
3782 IS 'Helper function for "add_vote_delegations" function';
3785 CREATE FUNCTION "add_vote_delegations"
3786 ( "issue_id_p" "issue"."id"%TYPE )
3787 RETURNS VOID
3788 LANGUAGE 'plpgsql' VOLATILE AS $$
3789 DECLARE
3790 "member_id_v" "member"."id"%TYPE;
3791 BEGIN
3792 PERFORM "require_transaction_isolation"();
3793 FOR "member_id_v" IN
3794 SELECT "member_id" FROM "direct_voter"
3795 WHERE "issue_id" = "issue_id_p"
3796 LOOP
3797 UPDATE "direct_voter" SET
3798 "weight" = "weight" + "weight_of_added_vote_delegations"(
3799 "issue_id_p",
3800 "member_id_v",
3801 '{}'
3802 )
3803 WHERE "member_id" = "member_id_v"
3804 AND "issue_id" = "issue_id_p";
3805 END LOOP;
3806 RETURN;
3807 END;
3808 $$;
3810 COMMENT ON FUNCTION "add_vote_delegations"
3811 ( "issue_id_p" "issue"."id"%TYPE )
3812 IS 'Helper function for "close_voting" function';
3815 CREATE FUNCTION "close_voting"("issue_id_p" "issue"."id"%TYPE)
3816 RETURNS VOID
3817 LANGUAGE 'plpgsql' VOLATILE AS $$
3818 DECLARE
3819 "area_id_v" "area"."id"%TYPE;
3820 "unit_id_v" "unit"."id"%TYPE;
3821 "member_id_v" "member"."id"%TYPE;
3822 BEGIN
3823 PERFORM "require_transaction_isolation"();
3824 SELECT "area_id" INTO "area_id_v" FROM "issue" WHERE "id" = "issue_id_p";
3825 SELECT "unit_id" INTO "unit_id_v" FROM "area" WHERE "id" = "area_id_v";
3826 -- override protection triggers:
3827 INSERT INTO "temporary_transaction_data" ("key", "value")
3828 VALUES ('override_protection_triggers', TRUE::TEXT);
3829 -- delete timestamp of voting comment:
3830 UPDATE "direct_voter" SET "comment_changed" = NULL
3831 WHERE "issue_id" = "issue_id_p";
3832 -- delete delegating votes (in cases of manual reset of issue state):
3833 DELETE FROM "delegating_voter"
3834 WHERE "issue_id" = "issue_id_p";
3835 -- delete votes from non-privileged voters:
3836 DELETE FROM "direct_voter"
3837 USING (
3838 SELECT
3839 "direct_voter"."member_id"
3840 FROM "direct_voter"
3841 JOIN "member" ON "direct_voter"."member_id" = "member"."id"
3842 LEFT JOIN "privilege"
3843 ON "privilege"."unit_id" = "unit_id_v"
3844 AND "privilege"."member_id" = "direct_voter"."member_id"
3845 WHERE "direct_voter"."issue_id" = "issue_id_p" AND (
3846 "member"."active" = FALSE OR
3847 "privilege"."voting_right" ISNULL OR
3848 "privilege"."voting_right" = FALSE
3849 )
3850 ) AS "subquery"
3851 WHERE "direct_voter"."issue_id" = "issue_id_p"
3852 AND "direct_voter"."member_id" = "subquery"."member_id";
3853 -- consider delegations:
3854 UPDATE "direct_voter" SET "weight" = 1
3855 WHERE "issue_id" = "issue_id_p";
3856 PERFORM "add_vote_delegations"("issue_id_p");
3857 -- mark first preferences:
3858 UPDATE "vote" SET "first_preference" = "subquery"."first_preference"
3859 FROM (
3860 SELECT
3861 "vote"."initiative_id",
3862 "vote"."member_id",
3863 CASE WHEN "vote"."grade" > 0 THEN
3864 CASE WHEN "vote"."grade" = max("agg"."grade") THEN TRUE ELSE FALSE END
3865 ELSE NULL
3866 END AS "first_preference"
3867 FROM "vote"
3868 JOIN "initiative" -- NOTE: due to missing index on issue_id
3869 ON "vote"."issue_id" = "initiative"."issue_id"
3870 JOIN "vote" AS "agg"
3871 ON "initiative"."id" = "agg"."initiative_id"
3872 AND "vote"."member_id" = "agg"."member_id"
3873 GROUP BY "vote"."initiative_id", "vote"."member_id", "vote"."grade"
3874 ) AS "subquery"
3875 WHERE "vote"."issue_id" = "issue_id_p"
3876 AND "vote"."initiative_id" = "subquery"."initiative_id"
3877 AND "vote"."member_id" = "subquery"."member_id";
3878 -- finish overriding protection triggers (avoids garbage):
3879 DELETE FROM "temporary_transaction_data"
3880 WHERE "key" = 'override_protection_triggers';
3881 -- materialize battle_view:
3882 -- NOTE: "closed" column of issue must be set at this point
3883 DELETE FROM "battle" WHERE "issue_id" = "issue_id_p";
3884 INSERT INTO "battle" (
3885 "issue_id",
3886 "winning_initiative_id", "losing_initiative_id",
3887 "count"
3888 ) SELECT
3889 "issue_id",
3890 "winning_initiative_id", "losing_initiative_id",
3891 "count"
3892 FROM "battle_view" WHERE "issue_id" = "issue_id_p";
3893 -- set voter count:
3894 UPDATE "issue" SET
3895 "voter_count" = (
3896 SELECT coalesce(sum("weight"), 0)
3897 FROM "direct_voter" WHERE "issue_id" = "issue_id_p"
3898 )
3899 WHERE "id" = "issue_id_p";
3900 -- copy "positive_votes" and "negative_votes" from "battle" table:
3901 -- NOTE: "first_preference_votes" is set to a default of 0 at this step
3902 UPDATE "initiative" SET
3903 "first_preference_votes" = 0,
3904 "positive_votes" = "battle_win"."count",
3905 "negative_votes" = "battle_lose"."count"
3906 FROM "battle" AS "battle_win", "battle" AS "battle_lose"
3907 WHERE
3908 "battle_win"."issue_id" = "issue_id_p" AND
3909 "battle_win"."winning_initiative_id" = "initiative"."id" AND
3910 "battle_win"."losing_initiative_id" ISNULL AND
3911 "battle_lose"."issue_id" = "issue_id_p" AND
3912 "battle_lose"."losing_initiative_id" = "initiative"."id" AND
3913 "battle_lose"."winning_initiative_id" ISNULL;
3914 -- calculate "first_preference_votes":
3915 -- NOTE: will only set values not equal to zero
3916 UPDATE "initiative" SET "first_preference_votes" = "subquery"."sum"
3917 FROM (
3918 SELECT "vote"."initiative_id", sum("direct_voter"."weight")
3919 FROM "vote" JOIN "direct_voter"
3920 ON "vote"."issue_id" = "direct_voter"."issue_id"
3921 AND "vote"."member_id" = "direct_voter"."member_id"
3922 WHERE "vote"."first_preference"
3923 GROUP BY "vote"."initiative_id"
3924 ) AS "subquery"
3925 WHERE "initiative"."issue_id" = "issue_id_p"
3926 AND "initiative"."admitted"
3927 AND "initiative"."id" = "subquery"."initiative_id";
3928 END;
3929 $$;
3931 COMMENT ON FUNCTION "close_voting"
3932 ( "issue"."id"%TYPE )
3933 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.';
3936 CREATE FUNCTION "defeat_strength"
3937 ( "positive_votes_p" INT4,
3938 "negative_votes_p" INT4,
3939 "defeat_strength_p" "defeat_strength" )
3940 RETURNS INT8
3941 LANGUAGE 'plpgsql' IMMUTABLE AS $$
3942 BEGIN
3943 IF "defeat_strength_p" = 'simple'::"defeat_strength" THEN
3944 IF "positive_votes_p" > "negative_votes_p" THEN
3945 RETURN "positive_votes_p";
3946 ELSE
3947 RETURN 0;
3948 END IF;
3949 ELSE
3950 IF "positive_votes_p" > "negative_votes_p" THEN
3951 RETURN ("positive_votes_p"::INT8 << 31) - "negative_votes_p"::INT8;
3952 ELSIF "positive_votes_p" = "negative_votes_p" THEN
3953 RETURN 0;
3954 ELSE
3955 RETURN -1;
3956 END IF;
3957 END IF;
3958 END;
3959 $$;
3961 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")';
3964 CREATE FUNCTION "secondary_link_strength"
3965 ( "initiative1_ord_p" INT4,
3966 "initiative2_ord_p" INT4,
3967 "tie_breaking_p" "tie_breaking" )
3968 RETURNS INT8
3969 LANGUAGE 'plpgsql' IMMUTABLE AS $$
3970 BEGIN
3971 IF "initiative1_ord_p" = "initiative2_ord_p" THEN
3972 RAISE EXCEPTION 'Identical initiative ids passed to "secondary_link_strength" function (should not happen)';
3973 END IF;
3974 RETURN (
3975 CASE WHEN "tie_breaking_p" = 'simple'::"tie_breaking" THEN
3976 0
3977 ELSE
3978 CASE WHEN "initiative1_ord_p" < "initiative2_ord_p" THEN
3979 1::INT8 << 62
3980 ELSE 0 END
3981 +
3982 CASE WHEN "tie_breaking_p" = 'variant2'::"tie_breaking" THEN
3983 ("initiative2_ord_p"::INT8 << 31) - "initiative1_ord_p"::INT8
3984 ELSE
3985 "initiative2_ord_p"::INT8 - ("initiative1_ord_p"::INT8 << 31)
3986 END
3987 END
3988 );
3989 END;
3990 $$;
3992 COMMENT ON FUNCTION "secondary_link_strength"(INT4, INT4, "tie_breaking") IS 'Calculates a secondary criterion for the defeat strength (tie-breaking of the links)';
3995 CREATE TYPE "link_strength" AS (
3996 "primary" INT8,
3997 "secondary" INT8 );
3999 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'')';
4002 CREATE FUNCTION "find_best_paths"("matrix_d" "link_strength"[][])
4003 RETURNS "link_strength"[][]
4004 LANGUAGE 'plpgsql' IMMUTABLE AS $$
4005 DECLARE
4006 "dimension_v" INT4;
4007 "matrix_p" "link_strength"[][];
4008 "i" INT4;
4009 "j" INT4;
4010 "k" INT4;
4011 BEGIN
4012 "dimension_v" := array_upper("matrix_d", 1);
4013 "matrix_p" := "matrix_d";
4014 "i" := 1;
4015 LOOP
4016 "j" := 1;
4017 LOOP
4018 IF "i" != "j" THEN
4019 "k" := 1;
4020 LOOP
4021 IF "i" != "k" AND "j" != "k" THEN
4022 IF "matrix_p"["j"]["i"] < "matrix_p"["i"]["k"] THEN
4023 IF "matrix_p"["j"]["i"] > "matrix_p"["j"]["k"] THEN
4024 "matrix_p"["j"]["k"] := "matrix_p"["j"]["i"];
4025 END IF;
4026 ELSE
4027 IF "matrix_p"["i"]["k"] > "matrix_p"["j"]["k"] THEN
4028 "matrix_p"["j"]["k"] := "matrix_p"["i"]["k"];
4029 END IF;
4030 END IF;
4031 END IF;
4032 EXIT WHEN "k" = "dimension_v";
4033 "k" := "k" + 1;
4034 END LOOP;
4035 END IF;
4036 EXIT WHEN "j" = "dimension_v";
4037 "j" := "j" + 1;
4038 END LOOP;
4039 EXIT WHEN "i" = "dimension_v";
4040 "i" := "i" + 1;
4041 END LOOP;
4042 RETURN "matrix_p";
4043 END;
4044 $$;
4046 COMMENT ON FUNCTION "find_best_paths"("link_strength"[][]) IS 'Computes the strengths of the best beat-paths from a square matrix';
4049 CREATE FUNCTION "calculate_ranks"("issue_id_p" "issue"."id"%TYPE)
4050 RETURNS VOID
4051 LANGUAGE 'plpgsql' VOLATILE AS $$
4052 DECLARE
4053 "issue_row" "issue"%ROWTYPE;
4054 "policy_row" "policy"%ROWTYPE;
4055 "dimension_v" INT4;
4056 "matrix_a" INT4[][]; -- absolute votes
4057 "matrix_d" "link_strength"[][]; -- defeat strength (direct)
4058 "matrix_p" "link_strength"[][]; -- defeat strength (best path)
4059 "matrix_t" "link_strength"[][]; -- defeat strength (tie-breaking)
4060 "matrix_f" BOOLEAN[][]; -- forbidden link (tie-breaking)
4061 "matrix_b" BOOLEAN[][]; -- final order (who beats who)
4062 "i" INT4;
4063 "j" INT4;
4064 "m" INT4;
4065 "n" INT4;
4066 "battle_row" "battle"%ROWTYPE;
4067 "rank_ary" INT4[];
4068 "rank_v" INT4;
4069 "initiative_id_v" "initiative"."id"%TYPE;
4070 BEGIN
4071 PERFORM "require_transaction_isolation"();
4072 SELECT * INTO "issue_row"
4073 FROM "issue" WHERE "id" = "issue_id_p";
4074 SELECT * INTO "policy_row"
4075 FROM "policy" WHERE "id" = "issue_row"."policy_id";
4076 SELECT count(1) INTO "dimension_v"
4077 FROM "battle_participant" WHERE "issue_id" = "issue_id_p";
4078 -- create "matrix_a" with absolute number of votes in pairwise
4079 -- comparison:
4080 "matrix_a" := array_fill(NULL::INT4, ARRAY["dimension_v", "dimension_v"]);
4081 "i" := 1;
4082 "j" := 2;
4083 FOR "battle_row" IN
4084 SELECT * FROM "battle" WHERE "issue_id" = "issue_id_p"
4085 ORDER BY
4086 "winning_initiative_id" NULLS FIRST,
4087 "losing_initiative_id" NULLS FIRST
4088 LOOP
4089 "matrix_a"["i"]["j"] := "battle_row"."count";
4090 IF "j" = "dimension_v" THEN
4091 "i" := "i" + 1;
4092 "j" := 1;
4093 ELSE
4094 "j" := "j" + 1;
4095 IF "j" = "i" THEN
4096 "j" := "j" + 1;
4097 END IF;
4098 END IF;
4099 END LOOP;
4100 IF "i" != "dimension_v" OR "j" != "dimension_v" + 1 THEN
4101 RAISE EXCEPTION 'Wrong battle count (should not happen)';
4102 END IF;
4103 -- store direct defeat strengths in "matrix_d" using "defeat_strength"
4104 -- and "secondary_link_strength" functions:
4105 "matrix_d" := array_fill(NULL::INT8, ARRAY["dimension_v", "dimension_v"]);
4106 "i" := 1;
4107 LOOP
4108 "j" := 1;
4109 LOOP
4110 IF "i" != "j" THEN
4111 "matrix_d"["i"]["j"] := (
4112 "defeat_strength"(
4113 "matrix_a"["i"]["j"],
4114 "matrix_a"["j"]["i"],
4115 "policy_row"."defeat_strength"
4116 ),
4117 "secondary_link_strength"(
4118 "i",
4119 "j",
4120 "policy_row"."tie_breaking"
4121 )
4122 )::"link_strength";
4123 END IF;
4124 EXIT WHEN "j" = "dimension_v";
4125 "j" := "j" + 1;
4126 END LOOP;
4127 EXIT WHEN "i" = "dimension_v";
4128 "i" := "i" + 1;
4129 END LOOP;
4130 -- find best paths:
4131 "matrix_p" := "find_best_paths"("matrix_d");
4132 -- create partial order:
4133 "matrix_b" := array_fill(NULL::BOOLEAN, ARRAY["dimension_v", "dimension_v"]);
4134 "i" := 1;
4135 LOOP
4136 "j" := "i" + 1;
4137 LOOP
4138 IF "i" != "j" THEN
4139 IF "matrix_p"["i"]["j"] > "matrix_p"["j"]["i"] THEN
4140 "matrix_b"["i"]["j"] := TRUE;
4141 "matrix_b"["j"]["i"] := FALSE;
4142 ELSIF "matrix_p"["i"]["j"] < "matrix_p"["j"]["i"] THEN
4143 "matrix_b"["i"]["j"] := FALSE;
4144 "matrix_b"["j"]["i"] := TRUE;
4145 END IF;
4146 END IF;
4147 EXIT WHEN "j" = "dimension_v";
4148 "j" := "j" + 1;
4149 END LOOP;
4150 EXIT WHEN "i" = "dimension_v" - 1;
4151 "i" := "i" + 1;
4152 END LOOP;
4153 -- tie-breaking by forbidding shared weakest links in beat-paths
4154 -- (unless "tie_breaking" is set to 'simple', in which case tie-breaking
4155 -- is performed later by initiative id):
4156 IF "policy_row"."tie_breaking" != 'simple'::"tie_breaking" THEN
4157 "m" := 1;
4158 LOOP
4159 "n" := "m" + 1;
4160 LOOP
4161 -- only process those candidates m and n, which are tied:
4162 IF "matrix_b"["m"]["n"] ISNULL THEN
4163 -- start with beat-paths prior tie-breaking:
4164 "matrix_t" := "matrix_p";
4165 -- start with all links allowed:
4166 "matrix_f" := array_fill(FALSE, ARRAY["dimension_v", "dimension_v"]);
4167 LOOP
4168 -- determine (and forbid) that link that is the weakest link
4169 -- in both the best path from candidate m to candidate n and
4170 -- from candidate n to candidate m:
4171 "i" := 1;
4172 <<forbid_one_link>>
4173 LOOP
4174 "j" := 1;
4175 LOOP
4176 IF "i" != "j" THEN
4177 IF "matrix_d"["i"]["j"] = "matrix_t"["m"]["n"] THEN
4178 "matrix_f"["i"]["j"] := TRUE;
4179 -- exit for performance reasons,
4180 -- as exactly one link will be found:
4181 EXIT forbid_one_link;
4182 END IF;
4183 END IF;
4184 EXIT WHEN "j" = "dimension_v";
4185 "j" := "j" + 1;
4186 END LOOP;
4187 IF "i" = "dimension_v" THEN
4188 RAISE EXCEPTION 'Did not find shared weakest link for tie-breaking (should not happen)';
4189 END IF;
4190 "i" := "i" + 1;
4191 END LOOP;
4192 -- calculate best beat-paths while ignoring forbidden links:
4193 "i" := 1;
4194 LOOP
4195 "j" := 1;
4196 LOOP
4197 IF "i" != "j" THEN
4198 "matrix_t"["i"]["j"] := CASE
4199 WHEN "matrix_f"["i"]["j"]
4200 THEN ((-1::INT8) << 63, 0)::"link_strength" -- worst possible value
4201 ELSE "matrix_d"["i"]["j"] END;
4202 END IF;
4203 EXIT WHEN "j" = "dimension_v";
4204 "j" := "j" + 1;
4205 END LOOP;
4206 EXIT WHEN "i" = "dimension_v";
4207 "i" := "i" + 1;
4208 END LOOP;
4209 "matrix_t" := "find_best_paths"("matrix_t");
4210 -- extend partial order, if tie-breaking was successful:
4211 IF "matrix_t"["m"]["n"] > "matrix_t"["n"]["m"] THEN
4212 "matrix_b"["m"]["n"] := TRUE;
4213 "matrix_b"["n"]["m"] := FALSE;
4214 EXIT;
4215 ELSIF "matrix_t"["m"]["n"] < "matrix_t"["n"]["m"] THEN
4216 "matrix_b"["m"]["n"] := FALSE;
4217 "matrix_b"["n"]["m"] := TRUE;
4218 EXIT;
4219 END IF;
4220 END LOOP;
4221 END IF;
4222 EXIT WHEN "n" = "dimension_v";
4223 "n" := "n" + 1;
4224 END LOOP;
4225 EXIT WHEN "m" = "dimension_v" - 1;
4226 "m" := "m" + 1;
4227 END LOOP;
4228 END IF;
4229 -- store a unique ranking in "rank_ary":
4230 "rank_ary" := array_fill(NULL::INT4, ARRAY["dimension_v"]);
4231 "rank_v" := 1;
4232 LOOP
4233 "i" := 1;
4234 <<assign_next_rank>>
4235 LOOP
4236 IF "rank_ary"["i"] ISNULL THEN
4237 "j" := 1;
4238 LOOP
4239 IF
4240 "i" != "j" AND
4241 "rank_ary"["j"] ISNULL AND
4242 ( "matrix_b"["j"]["i"] OR
4243 -- tie-breaking by "id"
4244 ( "matrix_b"["j"]["i"] ISNULL AND
4245 "j" < "i" ) )
4246 THEN
4247 -- someone else is better
4248 EXIT;
4249 END IF;
4250 IF "j" = "dimension_v" THEN
4251 -- noone is better
4252 "rank_ary"["i"] := "rank_v";
4253 EXIT assign_next_rank;
4254 END IF;
4255 "j" := "j" + 1;
4256 END LOOP;
4257 END IF;
4258 "i" := "i" + 1;
4259 IF "i" > "dimension_v" THEN
4260 RAISE EXCEPTION 'Schulze ranking does not compute (should not happen)';
4261 END IF;
4262 END LOOP;
4263 EXIT WHEN "rank_v" = "dimension_v";
4264 "rank_v" := "rank_v" + 1;
4265 END LOOP;
4266 -- write preliminary results:
4267 "i" := 2; -- omit status quo with "i" = 1
4268 FOR "initiative_id_v" IN
4269 SELECT "id" FROM "initiative"
4270 WHERE "issue_id" = "issue_id_p" AND "admitted"
4271 ORDER BY "id"
4272 LOOP
4273 UPDATE "initiative" SET
4274 "direct_majority" =
4275 CASE WHEN "policy_row"."direct_majority_strict" THEN
4276 "positive_votes" * "policy_row"."direct_majority_den" >
4277 "policy_row"."direct_majority_num" * ("positive_votes"+"negative_votes")
4278 ELSE
4279 "positive_votes" * "policy_row"."direct_majority_den" >=
4280 "policy_row"."direct_majority_num" * ("positive_votes"+"negative_votes")
4281 END
4282 AND "positive_votes" >= "policy_row"."direct_majority_positive"
4283 AND "issue_row"."voter_count"-"negative_votes" >=
4284 "policy_row"."direct_majority_non_negative",
4285 "indirect_majority" =
4286 CASE WHEN "policy_row"."indirect_majority_strict" THEN
4287 "positive_votes" * "policy_row"."indirect_majority_den" >
4288 "policy_row"."indirect_majority_num" * ("positive_votes"+"negative_votes")
4289 ELSE
4290 "positive_votes" * "policy_row"."indirect_majority_den" >=
4291 "policy_row"."indirect_majority_num" * ("positive_votes"+"negative_votes")
4292 END
4293 AND "positive_votes" >= "policy_row"."indirect_majority_positive"
4294 AND "issue_row"."voter_count"-"negative_votes" >=
4295 "policy_row"."indirect_majority_non_negative",
4296 "schulze_rank" = "rank_ary"["i"],
4297 "better_than_status_quo" = "rank_ary"["i"] < "rank_ary"[1],
4298 "worse_than_status_quo" = "rank_ary"["i"] > "rank_ary"[1],
4299 "multistage_majority" = "rank_ary"["i"] >= "rank_ary"[1],
4300 "reverse_beat_path" = CASE WHEN "policy_row"."defeat_strength" = 'simple'::"defeat_strength"
4301 THEN NULL
4302 ELSE "matrix_p"[1]["i"]."primary" >= 0 END,
4303 "eligible" = FALSE,
4304 "winner" = FALSE,
4305 "rank" = NULL -- NOTE: in cases of manual reset of issue state
4306 WHERE "id" = "initiative_id_v";
4307 "i" := "i" + 1;
4308 END LOOP;
4309 IF "i" != "dimension_v" + 1 THEN
4310 RAISE EXCEPTION 'Wrong winner count (should not happen)';
4311 END IF;
4312 -- take indirect majorities into account:
4313 LOOP
4314 UPDATE "initiative" SET "indirect_majority" = TRUE
4315 FROM (
4316 SELECT "new_initiative"."id" AS "initiative_id"
4317 FROM "initiative" "old_initiative"
4318 JOIN "initiative" "new_initiative"
4319 ON "new_initiative"."issue_id" = "issue_id_p"
4320 AND "new_initiative"."indirect_majority" = FALSE
4321 JOIN "battle" "battle_win"
4322 ON "battle_win"."issue_id" = "issue_id_p"
4323 AND "battle_win"."winning_initiative_id" = "new_initiative"."id"
4324 AND "battle_win"."losing_initiative_id" = "old_initiative"."id"
4325 JOIN "battle" "battle_lose"
4326 ON "battle_lose"."issue_id" = "issue_id_p"
4327 AND "battle_lose"."losing_initiative_id" = "new_initiative"."id"
4328 AND "battle_lose"."winning_initiative_id" = "old_initiative"."id"
4329 WHERE "old_initiative"."issue_id" = "issue_id_p"
4330 AND "old_initiative"."indirect_majority" = TRUE
4331 AND CASE WHEN "policy_row"."indirect_majority_strict" THEN
4332 "battle_win"."count" * "policy_row"."indirect_majority_den" >
4333 "policy_row"."indirect_majority_num" *
4334 ("battle_win"."count"+"battle_lose"."count")
4335 ELSE
4336 "battle_win"."count" * "policy_row"."indirect_majority_den" >=
4337 "policy_row"."indirect_majority_num" *
4338 ("battle_win"."count"+"battle_lose"."count")
4339 END
4340 AND "battle_win"."count" >= "policy_row"."indirect_majority_positive"
4341 AND "issue_row"."voter_count"-"battle_lose"."count" >=
4342 "policy_row"."indirect_majority_non_negative"
4343 ) AS "subquery"
4344 WHERE "id" = "subquery"."initiative_id";
4345 EXIT WHEN NOT FOUND;
4346 END LOOP;
4347 -- set "multistage_majority" for remaining matching initiatives:
4348 UPDATE "initiative" SET "multistage_majority" = TRUE
4349 FROM (
4350 SELECT "losing_initiative"."id" AS "initiative_id"
4351 FROM "initiative" "losing_initiative"
4352 JOIN "initiative" "winning_initiative"
4353 ON "winning_initiative"."issue_id" = "issue_id_p"
4354 AND "winning_initiative"."admitted"
4355 JOIN "battle" "battle_win"
4356 ON "battle_win"."issue_id" = "issue_id_p"
4357 AND "battle_win"."winning_initiative_id" = "winning_initiative"."id"
4358 AND "battle_win"."losing_initiative_id" = "losing_initiative"."id"
4359 JOIN "battle" "battle_lose"
4360 ON "battle_lose"."issue_id" = "issue_id_p"
4361 AND "battle_lose"."losing_initiative_id" = "winning_initiative"."id"
4362 AND "battle_lose"."winning_initiative_id" = "losing_initiative"."id"
4363 WHERE "losing_initiative"."issue_id" = "issue_id_p"
4364 AND "losing_initiative"."admitted"
4365 AND "winning_initiative"."schulze_rank" <
4366 "losing_initiative"."schulze_rank"
4367 AND "battle_win"."count" > "battle_lose"."count"
4368 AND (
4369 "battle_win"."count" > "winning_initiative"."positive_votes" OR
4370 "battle_lose"."count" < "losing_initiative"."negative_votes" )
4371 ) AS "subquery"
4372 WHERE "id" = "subquery"."initiative_id";
4373 -- mark eligible initiatives:
4374 UPDATE "initiative" SET "eligible" = TRUE
4375 WHERE "issue_id" = "issue_id_p"
4376 AND "initiative"."direct_majority"
4377 AND "initiative"."indirect_majority"
4378 AND "initiative"."better_than_status_quo"
4379 AND (
4380 "policy_row"."no_multistage_majority" = FALSE OR
4381 "initiative"."multistage_majority" = FALSE )
4382 AND (
4383 "policy_row"."no_reverse_beat_path" = FALSE OR
4384 coalesce("initiative"."reverse_beat_path", FALSE) = FALSE );
4385 -- mark final winner:
4386 UPDATE "initiative" SET "winner" = TRUE
4387 FROM (
4388 SELECT "id" AS "initiative_id"
4389 FROM "initiative"
4390 WHERE "issue_id" = "issue_id_p" AND "eligible"
4391 ORDER BY
4392 "schulze_rank",
4393 "id"
4394 LIMIT 1
4395 ) AS "subquery"
4396 WHERE "id" = "subquery"."initiative_id";
4397 -- write (final) ranks:
4398 "rank_v" := 1;
4399 FOR "initiative_id_v" IN
4400 SELECT "id"
4401 FROM "initiative"
4402 WHERE "issue_id" = "issue_id_p" AND "admitted"
4403 ORDER BY
4404 "winner" DESC,
4405 "eligible" DESC,
4406 "schulze_rank",
4407 "id"
4408 LOOP
4409 UPDATE "initiative" SET "rank" = "rank_v"
4410 WHERE "id" = "initiative_id_v";
4411 "rank_v" := "rank_v" + 1;
4412 END LOOP;
4413 -- set schulze rank of status quo and mark issue as finished:
4414 UPDATE "issue" SET
4415 "status_quo_schulze_rank" = "rank_ary"[1],
4416 "state" =
4417 CASE WHEN EXISTS (
4418 SELECT NULL FROM "initiative"
4419 WHERE "issue_id" = "issue_id_p" AND "winner"
4420 ) THEN
4421 'finished_with_winner'::"issue_state"
4422 ELSE
4423 'finished_without_winner'::"issue_state"
4424 END,
4425 "closed" = "phase_finished",
4426 "phase_finished" = NULL
4427 WHERE "id" = "issue_id_p";
4428 RETURN;
4429 END;
4430 $$;
4432 COMMENT ON FUNCTION "calculate_ranks"
4433 ( "issue"."id"%TYPE )
4434 IS 'Determine ranking (Votes have to be counted first)';
4438 -----------------------------
4439 -- Automatic state changes --
4440 -----------------------------
4443 CREATE TYPE "check_issue_persistence" AS (
4444 "state" "issue_state",
4445 "phase_finished" BOOLEAN,
4446 "issue_revoked" BOOLEAN,
4447 "snapshot_created" BOOLEAN,
4448 "harmonic_weights_set" BOOLEAN,
4449 "closed_voting" BOOLEAN );
4451 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';
4454 CREATE FUNCTION "check_issue"
4455 ( "issue_id_p" "issue"."id"%TYPE,
4456 "persist" "check_issue_persistence" )
4457 RETURNS "check_issue_persistence"
4458 LANGUAGE 'plpgsql' VOLATILE AS $$
4459 DECLARE
4460 "issue_row" "issue"%ROWTYPE;
4461 "policy_row" "policy"%ROWTYPE;
4462 "initiative_row" "initiative"%ROWTYPE;
4463 "state_v" "issue_state";
4464 BEGIN
4465 PERFORM "require_transaction_isolation"();
4466 IF "persist" ISNULL THEN
4467 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p"
4468 FOR UPDATE;
4469 IF "issue_row"."closed" NOTNULL THEN
4470 RETURN NULL;
4471 END IF;
4472 "persist"."state" := "issue_row"."state";
4473 IF
4474 ( "issue_row"."state" = 'admission' AND now() >=
4475 "issue_row"."created" + "issue_row"."max_admission_time" ) OR
4476 ( "issue_row"."state" = 'discussion' AND now() >=
4477 "issue_row"."accepted" + "issue_row"."discussion_time" ) OR
4478 ( "issue_row"."state" = 'verification' AND now() >=
4479 "issue_row"."half_frozen" + "issue_row"."verification_time" ) OR
4480 ( "issue_row"."state" = 'voting' AND now() >=
4481 "issue_row"."fully_frozen" + "issue_row"."voting_time" )
4482 THEN
4483 "persist"."phase_finished" := TRUE;
4484 ELSE
4485 "persist"."phase_finished" := FALSE;
4486 END IF;
4487 IF
4488 NOT EXISTS (
4489 -- all initiatives are revoked
4490 SELECT NULL FROM "initiative"
4491 WHERE "issue_id" = "issue_id_p" AND "revoked" ISNULL
4492 ) AND (
4493 -- and issue has not been accepted yet
4494 "persist"."state" = 'admission' OR
4495 -- or verification time has elapsed
4496 ( "persist"."state" = 'verification' AND
4497 "persist"."phase_finished" ) OR
4498 -- or no initiatives have been revoked lately
4499 NOT EXISTS (
4500 SELECT NULL FROM "initiative"
4501 WHERE "issue_id" = "issue_id_p"
4502 AND now() < "revoked" + "issue_row"."verification_time"
4503 )
4504 )
4505 THEN
4506 "persist"."issue_revoked" := TRUE;
4507 ELSE
4508 "persist"."issue_revoked" := FALSE;
4509 END IF;
4510 IF "persist"."phase_finished" OR "persist"."issue_revoked" THEN
4511 UPDATE "issue" SET "phase_finished" = now()
4512 WHERE "id" = "issue_row"."id";
4513 RETURN "persist";
4514 ELSIF
4515 "persist"."state" IN ('admission', 'discussion', 'verification')
4516 THEN
4517 RETURN "persist";
4518 ELSE
4519 RETURN NULL;
4520 END IF;
4521 END IF;
4522 IF
4523 "persist"."state" IN ('admission', 'discussion', 'verification') AND
4524 coalesce("persist"."snapshot_created", FALSE) = FALSE
4525 THEN
4526 PERFORM "create_snapshot"("issue_id_p");
4527 "persist"."snapshot_created" = TRUE;
4528 IF "persist"."phase_finished" THEN
4529 IF "persist"."state" = 'admission' THEN
4530 PERFORM "set_snapshot_event"("issue_id_p", 'end_of_admission');
4531 ELSIF "persist"."state" = 'discussion' THEN
4532 PERFORM "set_snapshot_event"("issue_id_p", 'half_freeze');
4533 ELSIF "persist"."state" = 'verification' THEN
4534 PERFORM "set_snapshot_event"("issue_id_p", 'full_freeze');
4535 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p";
4536 SELECT * INTO "policy_row" FROM "policy"
4537 WHERE "id" = "issue_row"."policy_id";
4538 FOR "initiative_row" IN
4539 SELECT * FROM "initiative"
4540 WHERE "issue_id" = "issue_id_p" AND "revoked" ISNULL
4541 FOR UPDATE
4542 LOOP
4543 IF
4544 "initiative_row"."polling" OR (
4545 "initiative_row"."satisfied_supporter_count" > 0 AND
4546 "initiative_row"."satisfied_supporter_count" *
4547 "policy_row"."initiative_quorum_den" >=
4548 "issue_row"."population" * "policy_row"."initiative_quorum_num"
4549 )
4550 THEN
4551 UPDATE "initiative" SET "admitted" = TRUE
4552 WHERE "id" = "initiative_row"."id";
4553 ELSE
4554 UPDATE "initiative" SET "admitted" = FALSE
4555 WHERE "id" = "initiative_row"."id";
4556 END IF;
4557 END LOOP;
4558 END IF;
4559 END IF;
4560 RETURN "persist";
4561 END IF;
4562 IF
4563 "persist"."state" IN ('admission', 'discussion', 'verification') AND
4564 coalesce("persist"."harmonic_weights_set", FALSE) = FALSE
4565 THEN
4566 PERFORM "set_harmonic_initiative_weights"("issue_id_p");
4567 "persist"."harmonic_weights_set" = TRUE;
4568 IF
4569 "persist"."phase_finished" OR
4570 "persist"."issue_revoked" OR
4571 "persist"."state" = 'admission'
4572 THEN
4573 RETURN "persist";
4574 ELSE
4575 RETURN NULL;
4576 END IF;
4577 END IF;
4578 IF "persist"."issue_revoked" THEN
4579 IF "persist"."state" = 'admission' THEN
4580 "state_v" := 'canceled_revoked_before_accepted';
4581 ELSIF "persist"."state" = 'discussion' THEN
4582 "state_v" := 'canceled_after_revocation_during_discussion';
4583 ELSIF "persist"."state" = 'verification' THEN
4584 "state_v" := 'canceled_after_revocation_during_verification';
4585 END IF;
4586 UPDATE "issue" SET
4587 "state" = "state_v",
4588 "closed" = "phase_finished",
4589 "phase_finished" = NULL
4590 WHERE "id" = "issue_id_p";
4591 RETURN NULL;
4592 END IF;
4593 IF "persist"."state" = 'admission' THEN
4594 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p"
4595 FOR UPDATE;
4596 SELECT * INTO "policy_row"
4597 FROM "policy" WHERE "id" = "issue_row"."policy_id";
4598 IF
4599 ( now() >=
4600 "issue_row"."created" + "issue_row"."min_admission_time" ) AND
4601 EXISTS (
4602 SELECT NULL FROM "initiative"
4603 WHERE "issue_id" = "issue_id_p"
4604 AND "supporter_count" > 0
4605 AND "supporter_count" * "policy_row"."issue_quorum_den"
4606 >= "issue_row"."population" * "policy_row"."issue_quorum_num"
4607 )
4608 THEN
4609 UPDATE "issue" SET
4610 "state" = 'discussion',
4611 "accepted" = coalesce("phase_finished", now()),
4612 "phase_finished" = NULL
4613 WHERE "id" = "issue_id_p";
4614 ELSIF "issue_row"."phase_finished" NOTNULL THEN
4615 UPDATE "issue" SET
4616 "state" = 'canceled_issue_not_accepted',
4617 "closed" = "phase_finished",
4618 "phase_finished" = NULL
4619 WHERE "id" = "issue_id_p";
4620 END IF;
4621 RETURN NULL;
4622 END IF;
4623 IF "persist"."phase_finished" THEN
4624 IF "persist"."state" = 'discussion' THEN
4625 UPDATE "issue" SET
4626 "state" = 'verification',
4627 "half_frozen" = "phase_finished",
4628 "phase_finished" = NULL
4629 WHERE "id" = "issue_id_p";
4630 RETURN NULL;
4631 END IF;
4632 IF "persist"."state" = 'verification' THEN
4633 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p"
4634 FOR UPDATE;
4635 SELECT * INTO "policy_row" FROM "policy"
4636 WHERE "id" = "issue_row"."policy_id";
4637 IF EXISTS (
4638 SELECT NULL FROM "initiative"
4639 WHERE "issue_id" = "issue_id_p" AND "admitted" = TRUE
4640 ) THEN
4641 UPDATE "issue" SET
4642 "state" = 'voting',
4643 "fully_frozen" = "phase_finished",
4644 "phase_finished" = NULL
4645 WHERE "id" = "issue_id_p";
4646 ELSE
4647 UPDATE "issue" SET
4648 "state" = 'canceled_no_initiative_admitted',
4649 "fully_frozen" = "phase_finished",
4650 "closed" = "phase_finished",
4651 "phase_finished" = NULL
4652 WHERE "id" = "issue_id_p";
4653 -- NOTE: The following DELETE statements have effect only when
4654 -- issue state has been manipulated
4655 DELETE FROM "direct_voter" WHERE "issue_id" = "issue_id_p";
4656 DELETE FROM "delegating_voter" WHERE "issue_id" = "issue_id_p";
4657 DELETE FROM "battle" WHERE "issue_id" = "issue_id_p";
4658 END IF;
4659 RETURN NULL;
4660 END IF;
4661 IF "persist"."state" = 'voting' THEN
4662 IF coalesce("persist"."closed_voting", FALSE) = FALSE THEN
4663 PERFORM "close_voting"("issue_id_p");
4664 "persist"."closed_voting" = TRUE;
4665 RETURN "persist";
4666 END IF;
4667 PERFORM "calculate_ranks"("issue_id_p");
4668 RETURN NULL;
4669 END IF;
4670 END IF;
4671 RAISE WARNING 'should not happen';
4672 RETURN NULL;
4673 END;
4674 $$;
4676 COMMENT ON FUNCTION "check_issue"
4677 ( "issue"."id"%TYPE,
4678 "check_issue_persistence" )
4679 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")';
4682 CREATE FUNCTION "check_everything"()
4683 RETURNS VOID
4684 LANGUAGE 'plpgsql' VOLATILE AS $$
4685 DECLARE
4686 "issue_id_v" "issue"."id"%TYPE;
4687 "persist_v" "check_issue_persistence";
4688 BEGIN
4689 RAISE WARNING 'Function "check_everything" should only be used for development and debugging purposes';
4690 DELETE FROM "expired_session";
4691 PERFORM "check_activity"();
4692 PERFORM "calculate_member_counts"();
4693 FOR "issue_id_v" IN SELECT "id" FROM "open_issue" LOOP
4694 "persist_v" := NULL;
4695 LOOP
4696 "persist_v" := "check_issue"("issue_id_v", "persist_v");
4697 EXIT WHEN "persist_v" ISNULL;
4698 END LOOP;
4699 END LOOP;
4700 RETURN;
4701 END;
4702 $$;
4704 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.';
4708 ----------------------
4709 -- Deletion of data --
4710 ----------------------
4713 CREATE FUNCTION "clean_issue"("issue_id_p" "issue"."id"%TYPE)
4714 RETURNS VOID
4715 LANGUAGE 'plpgsql' VOLATILE AS $$
4716 BEGIN
4717 IF EXISTS (
4718 SELECT NULL FROM "issue" WHERE "id" = "issue_id_p" AND "cleaned" ISNULL
4719 ) THEN
4720 -- override protection triggers:
4721 INSERT INTO "temporary_transaction_data" ("key", "value")
4722 VALUES ('override_protection_triggers', TRUE::TEXT);
4723 -- clean data:
4724 DELETE FROM "delegating_voter"
4725 WHERE "issue_id" = "issue_id_p";
4726 DELETE FROM "direct_voter"
4727 WHERE "issue_id" = "issue_id_p";
4728 DELETE FROM "delegating_interest_snapshot"
4729 WHERE "issue_id" = "issue_id_p";
4730 DELETE FROM "direct_interest_snapshot"
4731 WHERE "issue_id" = "issue_id_p";
4732 DELETE FROM "delegating_population_snapshot"
4733 WHERE "issue_id" = "issue_id_p";
4734 DELETE FROM "direct_population_snapshot"
4735 WHERE "issue_id" = "issue_id_p";
4736 DELETE FROM "non_voter"
4737 WHERE "issue_id" = "issue_id_p";
4738 DELETE FROM "delegation"
4739 WHERE "issue_id" = "issue_id_p";
4740 DELETE FROM "supporter"
4741 USING "initiative" -- NOTE: due to missing index on issue_id
4742 WHERE "initiative"."issue_id" = "issue_id_p"
4743 AND "supporter"."initiative_id" = "initiative_id";
4744 -- mark issue as cleaned:
4745 UPDATE "issue" SET "cleaned" = now() WHERE "id" = "issue_id_p";
4746 -- finish overriding protection triggers (avoids garbage):
4747 DELETE FROM "temporary_transaction_data"
4748 WHERE "key" = 'override_protection_triggers';
4749 END IF;
4750 RETURN;
4751 END;
4752 $$;
4754 COMMENT ON FUNCTION "clean_issue"("issue"."id"%TYPE) IS 'Delete discussion data and votes belonging to an issue';
4757 CREATE FUNCTION "delete_member"("member_id_p" "member"."id"%TYPE)
4758 RETURNS VOID
4759 LANGUAGE 'plpgsql' VOLATILE AS $$
4760 BEGIN
4761 UPDATE "member" SET
4762 "last_login" = NULL,
4763 "last_delegation_check" = NULL,
4764 "login" = NULL,
4765 "password" = NULL,
4766 "authority" = NULL,
4767 "authority_uid" = NULL,
4768 "authority_login" = NULL,
4769 "locked" = TRUE,
4770 "active" = FALSE,
4771 "notify_email" = NULL,
4772 "notify_email_unconfirmed" = NULL,
4773 "notify_email_secret" = NULL,
4774 "notify_email_secret_expiry" = NULL,
4775 "notify_email_lock_expiry" = NULL,
4776 "login_recovery_expiry" = NULL,
4777 "password_reset_secret" = NULL,
4778 "password_reset_secret_expiry" = NULL,
4779 "organizational_unit" = NULL,
4780 "internal_posts" = NULL,
4781 "realname" = NULL,
4782 "birthday" = NULL,
4783 "address" = NULL,
4784 "email" = NULL,
4785 "xmpp_address" = NULL,
4786 "website" = NULL,
4787 "phone" = NULL,
4788 "mobile_phone" = NULL,
4789 "profession" = NULL,
4790 "external_memberships" = NULL,
4791 "external_posts" = NULL,
4792 "statement" = NULL
4793 WHERE "id" = "member_id_p";
4794 -- "text_search_data" is updated by triggers
4795 DELETE FROM "setting" WHERE "member_id" = "member_id_p";
4796 DELETE FROM "setting_map" WHERE "member_id" = "member_id_p";
4797 DELETE FROM "member_relation_setting" WHERE "member_id" = "member_id_p";
4798 DELETE FROM "member_image" WHERE "member_id" = "member_id_p";
4799 DELETE FROM "contact" WHERE "member_id" = "member_id_p";
4800 DELETE FROM "ignored_member" WHERE "member_id" = "member_id_p";
4801 DELETE FROM "session" WHERE "member_id" = "member_id_p";
4802 DELETE FROM "area_setting" WHERE "member_id" = "member_id_p";
4803 DELETE FROM "issue_setting" WHERE "member_id" = "member_id_p";
4804 DELETE FROM "ignored_initiative" WHERE "member_id" = "member_id_p";
4805 DELETE FROM "initiative_setting" WHERE "member_id" = "member_id_p";
4806 DELETE FROM "suggestion_setting" WHERE "member_id" = "member_id_p";
4807 DELETE FROM "membership" WHERE "member_id" = "member_id_p";
4808 DELETE FROM "delegation" WHERE "truster_id" = "member_id_p";
4809 DELETE FROM "non_voter" WHERE "member_id" = "member_id_p";
4810 DELETE FROM "direct_voter" USING "issue"
4811 WHERE "direct_voter"."issue_id" = "issue"."id"
4812 AND "issue"."closed" ISNULL
4813 AND "member_id" = "member_id_p";
4814 RETURN;
4815 END;
4816 $$;
4818 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)';
4821 CREATE FUNCTION "delete_private_data"()
4822 RETURNS VOID
4823 LANGUAGE 'plpgsql' VOLATILE AS $$
4824 BEGIN
4825 DELETE FROM "temporary_transaction_data";
4826 DELETE FROM "member" WHERE "activated" ISNULL;
4827 UPDATE "member" SET
4828 "invite_code" = NULL,
4829 "invite_code_expiry" = NULL,
4830 "admin_comment" = NULL,
4831 "last_login" = NULL,
4832 "last_delegation_check" = NULL,
4833 "login" = NULL,
4834 "password" = NULL,
4835 "authority" = NULL,
4836 "authority_uid" = NULL,
4837 "authority_login" = NULL,
4838 "lang" = NULL,
4839 "notify_email" = NULL,
4840 "notify_email_unconfirmed" = NULL,
4841 "notify_email_secret" = NULL,
4842 "notify_email_secret_expiry" = NULL,
4843 "notify_email_lock_expiry" = NULL,
4844 "notify_level" = NULL,
4845 "login_recovery_expiry" = NULL,
4846 "password_reset_secret" = NULL,
4847 "password_reset_secret_expiry" = NULL,
4848 "organizational_unit" = NULL,
4849 "internal_posts" = NULL,
4850 "realname" = NULL,
4851 "birthday" = NULL,
4852 "address" = NULL,
4853 "email" = NULL,
4854 "xmpp_address" = NULL,
4855 "website" = NULL,
4856 "phone" = NULL,
4857 "mobile_phone" = NULL,
4858 "profession" = NULL,
4859 "external_memberships" = NULL,
4860 "external_posts" = NULL,
4861 "formatting_engine" = NULL,
4862 "statement" = NULL;
4863 -- "text_search_data" is updated by triggers
4864 DELETE FROM "setting";
4865 DELETE FROM "setting_map";
4866 DELETE FROM "member_relation_setting";
4867 DELETE FROM "member_image";
4868 DELETE FROM "contact";
4869 DELETE FROM "ignored_member";
4870 DELETE FROM "session";
4871 DELETE FROM "area_setting";
4872 DELETE FROM "issue_setting";
4873 DELETE FROM "ignored_initiative";
4874 DELETE FROM "initiative_setting";
4875 DELETE FROM "suggestion_setting";
4876 DELETE FROM "non_voter";
4877 DELETE FROM "direct_voter" USING "issue"
4878 WHERE "direct_voter"."issue_id" = "issue"."id"
4879 AND "issue"."closed" ISNULL;
4880 RETURN;
4881 END;
4882 $$;
4884 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.';
4888 COMMIT;