liquid_feedback_core
view core.sql @ 330:29ca4c6e2e78
Removed locking system
| author | jbe |
|---|---|
| date | Mon Feb 11 02:39:02 2013 +0100 (2013-02-11) |
| parents | b9e625add823 |
| children | c705309b5727 |
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 ('2.2.0', 2, 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 "system_setting" (
58 "member_ttl" INTERVAL );
59 CREATE UNIQUE INDEX "system_setting_singleton_idx" ON "system_setting" ((1));
61 COMMENT ON TABLE "system_setting" IS 'This table contains only one row with different settings in each column.';
62 COMMENT ON INDEX "system_setting_singleton_idx" IS 'This index ensures that "system_setting" only contains one row maximum.';
64 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.';
67 CREATE TABLE "contingent" (
68 PRIMARY KEY ("polling", "time_frame"),
69 "polling" BOOLEAN,
70 "time_frame" INTERVAL,
71 "text_entry_limit" INT4,
72 "initiative_limit" INT4 );
74 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.';
76 COMMENT ON COLUMN "contingent"."polling" IS 'Determines if settings are for creating initiatives and new drafts of initiatives with "polling" flag set';
77 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';
78 COMMENT ON COLUMN "contingent"."initiative_limit" IS 'Number of new initiatives to be opened by each member within a given time frame';
81 CREATE TYPE "notify_level" AS ENUM
82 ('none', 'voting', 'verification', 'discussion', 'all');
84 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';
87 CREATE TABLE "member" (
88 "id" SERIAL4 PRIMARY KEY,
89 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
90 "invite_code" TEXT UNIQUE,
91 "invite_code_expiry" TIMESTAMPTZ,
92 "admin_comment" TEXT,
93 "activated" TIMESTAMPTZ,
94 "last_activity" DATE,
95 "last_login" TIMESTAMPTZ,
96 "login" TEXT UNIQUE,
97 "password" TEXT,
98 "locked" BOOLEAN NOT NULL DEFAULT FALSE,
99 "active" BOOLEAN NOT NULL DEFAULT FALSE,
100 "admin" BOOLEAN NOT NULL DEFAULT FALSE,
101 "lang" TEXT,
102 "notify_email" TEXT,
103 "notify_email_unconfirmed" TEXT,
104 "notify_email_secret" TEXT UNIQUE,
105 "notify_email_secret_expiry" TIMESTAMPTZ,
106 "notify_email_lock_expiry" TIMESTAMPTZ,
107 "notify_level" "notify_level",
108 "password_reset_secret" TEXT UNIQUE,
109 "password_reset_secret_expiry" TIMESTAMPTZ,
110 "name" TEXT UNIQUE,
111 "identification" TEXT UNIQUE,
112 "authentication" TEXT,
113 "organizational_unit" TEXT,
114 "internal_posts" TEXT,
115 "realname" TEXT,
116 "birthday" DATE,
117 "address" TEXT,
118 "email" TEXT,
119 "xmpp_address" TEXT,
120 "website" TEXT,
121 "phone" TEXT,
122 "mobile_phone" TEXT,
123 "profession" TEXT,
124 "external_memberships" TEXT,
125 "external_posts" TEXT,
126 "formatting_engine" TEXT,
127 "statement" TEXT,
128 "text_search_data" TSVECTOR,
129 CONSTRAINT "active_requires_activated_and_last_activity"
130 CHECK ("active" = FALSE OR ("activated" NOTNULL AND "last_activity" NOTNULL)),
131 CONSTRAINT "name_not_null_if_activated"
132 CHECK ("activated" ISNULL OR "name" NOTNULL) );
133 CREATE INDEX "member_active_idx" ON "member" ("active");
134 CREATE INDEX "member_text_search_data_idx" ON "member" USING gin ("text_search_data");
135 CREATE TRIGGER "update_text_search_data"
136 BEFORE INSERT OR UPDATE ON "member"
137 FOR EACH ROW EXECUTE PROCEDURE
138 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
139 "name", "identification", "organizational_unit", "internal_posts",
140 "realname", "external_memberships", "external_posts", "statement" );
142 COMMENT ON TABLE "member" IS 'Users of the system, e.g. members of an organization';
144 COMMENT ON COLUMN "member"."created" IS 'Creation of member record and/or invite code';
145 COMMENT ON COLUMN "member"."invite_code" IS 'Optional invite code, to allow a member to initialize his/her account the first time';
146 COMMENT ON COLUMN "member"."invite_code_expiry" IS 'Expiry data/time for "invite_code"';
147 COMMENT ON COLUMN "member"."admin_comment" IS 'Hidden comment for administrative purposes';
148 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';
149 COMMENT ON COLUMN "member"."last_activity" IS 'Date of last activity of member; required to be set for "active" members';
150 COMMENT ON COLUMN "member"."last_login" IS 'Timestamp of last login';
151 COMMENT ON COLUMN "member"."login" IS 'Login name';
152 COMMENT ON COLUMN "member"."password" IS 'Password (preferably as crypto-hash, depending on the frontend or access layer)';
153 COMMENT ON COLUMN "member"."locked" IS 'Locked members can not log in.';
154 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".';
155 COMMENT ON COLUMN "member"."admin" IS 'TRUE for admins, which can administrate other users and setup policies and areas';
156 COMMENT ON COLUMN "member"."lang" IS 'Language code of the preferred language of the member';
157 COMMENT ON COLUMN "member"."notify_email" IS 'Email address where notifications of the system are sent to';
158 COMMENT ON COLUMN "member"."notify_email_unconfirmed" IS 'Unconfirmed email address provided by the member to be copied into "notify_email" field after verification';
159 COMMENT ON COLUMN "member"."notify_email_secret" IS 'Secret sent to the address in "notify_email_unconformed"';
160 COMMENT ON COLUMN "member"."notify_email_secret_expiry" IS 'Expiry date/time for "notify_email_secret"';
161 COMMENT ON COLUMN "member"."notify_email_lock_expiry" IS 'Date/time until no further email confirmation mails may be sent (abuse protection)';
162 COMMENT ON COLUMN "member"."notify_level" IS 'Selects which event notifications are to be sent to the "notify_email" mail address, may be NULL if member did not make any selection yet';
163 COMMENT ON COLUMN "member"."name" IS 'Distinct name of the member, may be NULL if account has not been activated yet';
164 COMMENT ON COLUMN "member"."identification" IS 'Optional identification number or code of the member';
165 COMMENT ON COLUMN "member"."authentication" IS 'Information about how this member was authenticated';
166 COMMENT ON COLUMN "member"."organizational_unit" IS 'Branch or division of the organization the member belongs to';
167 COMMENT ON COLUMN "member"."internal_posts" IS 'Posts (offices) of the member inside the organization';
168 COMMENT ON COLUMN "member"."realname" IS 'Real name of the member, may be identical with "name"';
169 COMMENT ON COLUMN "member"."email" IS 'Published email address of the member; not used for system notifications';
170 COMMENT ON COLUMN "member"."external_memberships" IS 'Other organizations the member is involved in';
171 COMMENT ON COLUMN "member"."external_posts" IS 'Posts (offices) outside the organization';
172 COMMENT ON COLUMN "member"."formatting_engine" IS 'Allows different formatting engines (i.e. wiki formats) to be used for "member"."statement"';
173 COMMENT ON COLUMN "member"."statement" IS 'Freely chosen text of the member for his/her profile';
176 -- DEPRECATED API TABLES --
178 CREATE TYPE "application_access_level" AS ENUM
179 ('member', 'full', 'pseudonymous', 'anonymous');
181 COMMENT ON TYPE "application_access_level" IS 'DEPRECATED, WILL BE REMOVED! Access privileges for applications using the API';
184 CREATE TABLE "member_application" (
185 "id" SERIAL8 PRIMARY KEY,
186 UNIQUE ("member_id", "name"),
187 "member_id" INT4 NOT NULL REFERENCES "member" ("id")
188 ON DELETE CASCADE ON UPDATE CASCADE,
189 "name" TEXT NOT NULL,
190 "comment" TEXT,
191 "access_level" "application_access_level" NOT NULL,
192 "key" TEXT NOT NULL UNIQUE,
193 "last_usage" TIMESTAMPTZ );
195 COMMENT ON TABLE "member_application" IS 'DEPRECATED, WILL BE REMOVED! Registered application being allowed to use the API';
197 -- END OF DEPRECARED API TABLES --
200 CREATE TABLE "member_history" (
201 "id" SERIAL8 PRIMARY KEY,
202 "member_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
203 "until" TIMESTAMPTZ NOT NULL DEFAULT now(),
204 "active" BOOLEAN NOT NULL,
205 "name" TEXT NOT NULL );
206 CREATE INDEX "member_history_member_id_idx" ON "member_history" ("member_id");
208 COMMENT ON TABLE "member_history" IS 'Filled by trigger; keeps information about old names and active flag of members';
210 COMMENT ON COLUMN "member_history"."id" IS 'Primary key, which can be used to sort entries correctly (and time warp resistant)';
211 COMMENT ON COLUMN "member_history"."until" IS 'Timestamp until the data was valid';
214 CREATE TABLE "rendered_member_statement" (
215 PRIMARY KEY ("member_id", "format"),
216 "member_id" INT8 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
217 "format" TEXT,
218 "content" TEXT NOT NULL );
220 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)';
223 CREATE TABLE "setting" (
224 PRIMARY KEY ("member_id", "key"),
225 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
226 "key" TEXT NOT NULL,
227 "value" TEXT NOT NULL );
228 CREATE INDEX "setting_key_idx" ON "setting" ("key");
230 COMMENT ON TABLE "setting" IS 'Place to store a frontend specific setting for members as a string';
232 COMMENT ON COLUMN "setting"."key" IS 'Name of the setting, preceded by a frontend specific prefix';
235 CREATE TABLE "setting_map" (
236 PRIMARY KEY ("member_id", "key", "subkey"),
237 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
238 "key" TEXT NOT NULL,
239 "subkey" TEXT NOT NULL,
240 "value" TEXT NOT NULL );
241 CREATE INDEX "setting_map_key_idx" ON "setting_map" ("key");
243 COMMENT ON TABLE "setting_map" IS 'Place to store a frontend specific setting for members as a map of key value pairs';
245 COMMENT ON COLUMN "setting_map"."key" IS 'Name of the setting, preceded by a frontend specific prefix';
246 COMMENT ON COLUMN "setting_map"."subkey" IS 'Key of a map entry';
247 COMMENT ON COLUMN "setting_map"."value" IS 'Value of a map entry';
250 CREATE TABLE "member_relation_setting" (
251 PRIMARY KEY ("member_id", "key", "other_member_id"),
252 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
253 "key" TEXT NOT NULL,
254 "other_member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
255 "value" TEXT NOT NULL );
257 COMMENT ON TABLE "member_relation_setting" IS 'Place to store a frontend specific setting related to relations between members as a string';
260 CREATE TYPE "member_image_type" AS ENUM ('photo', 'avatar');
262 COMMENT ON TYPE "member_image_type" IS 'Types of images for a member';
265 CREATE TABLE "member_image" (
266 PRIMARY KEY ("member_id", "image_type", "scaled"),
267 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
268 "image_type" "member_image_type",
269 "scaled" BOOLEAN,
270 "content_type" TEXT,
271 "data" BYTEA NOT NULL );
273 COMMENT ON TABLE "member_image" IS 'Images of members';
275 COMMENT ON COLUMN "member_image"."scaled" IS 'FALSE for original image, TRUE for scaled version of the image';
278 CREATE TABLE "member_count" (
279 "calculated" TIMESTAMPTZ NOT NULL DEFAULT NOW(),
280 "total_count" INT4 NOT NULL );
282 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';
284 COMMENT ON COLUMN "member_count"."calculated" IS 'timestamp indicating when the total member count and area member counts were calculated';
285 COMMENT ON COLUMN "member_count"."total_count" IS 'Total count of active(!) members';
288 CREATE TABLE "contact" (
289 PRIMARY KEY ("member_id", "other_member_id"),
290 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
291 "other_member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
292 "public" BOOLEAN NOT NULL DEFAULT FALSE,
293 CONSTRAINT "cant_save_yourself_as_contact"
294 CHECK ("member_id" != "other_member_id") );
295 CREATE INDEX "contact_other_member_id_idx" ON "contact" ("other_member_id");
297 COMMENT ON TABLE "contact" IS 'Contact lists';
299 COMMENT ON COLUMN "contact"."member_id" IS 'Member having the contact list';
300 COMMENT ON COLUMN "contact"."other_member_id" IS 'Member referenced in the contact list';
301 COMMENT ON COLUMN "contact"."public" IS 'TRUE = display contact publically';
304 CREATE TABLE "ignored_member" (
305 PRIMARY KEY ("member_id", "other_member_id"),
306 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
307 "other_member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
308 CREATE INDEX "ignored_member_other_member_id_idx" ON "ignored_member" ("other_member_id");
310 COMMENT ON TABLE "ignored_member" IS 'Possibility to filter other members';
312 COMMENT ON COLUMN "ignored_member"."member_id" IS 'Member ignoring someone';
313 COMMENT ON COLUMN "ignored_member"."other_member_id" IS 'Member being ignored';
316 CREATE TABLE "session" (
317 "ident" TEXT PRIMARY KEY,
318 "additional_secret" TEXT,
319 "expiry" TIMESTAMPTZ NOT NULL DEFAULT now() + '24 hours',
320 "member_id" INT8 REFERENCES "member" ("id") ON DELETE SET NULL,
321 "lang" TEXT );
322 CREATE INDEX "session_expiry_idx" ON "session" ("expiry");
324 COMMENT ON TABLE "session" IS 'Sessions, i.e. for a web-frontend or API layer';
326 COMMENT ON COLUMN "session"."ident" IS 'Secret session identifier (i.e. random string)';
327 COMMENT ON COLUMN "session"."additional_secret" IS 'Additional field to store a secret, which can be used against CSRF attacks';
328 COMMENT ON COLUMN "session"."member_id" IS 'Reference to member, who is logged in';
329 COMMENT ON COLUMN "session"."lang" IS 'Language code of the selected language';
332 CREATE TABLE "policy" (
333 "id" SERIAL4 PRIMARY KEY,
334 "index" INT4 NOT NULL,
335 "active" BOOLEAN NOT NULL DEFAULT TRUE,
336 "name" TEXT NOT NULL UNIQUE,
337 "description" TEXT NOT NULL DEFAULT '',
338 "polling" BOOLEAN NOT NULL DEFAULT FALSE,
339 "admission_time" INTERVAL,
340 "discussion_time" INTERVAL,
341 "verification_time" INTERVAL,
342 "voting_time" INTERVAL,
343 "issue_quorum_num" INT4,
344 "issue_quorum_den" INT4,
345 "initiative_quorum_num" INT4 NOT NULL,
346 "initiative_quorum_den" INT4 NOT NULL,
347 "direct_majority_num" INT4 NOT NULL DEFAULT 1,
348 "direct_majority_den" INT4 NOT NULL DEFAULT 2,
349 "direct_majority_strict" BOOLEAN NOT NULL DEFAULT TRUE,
350 "direct_majority_positive" INT4 NOT NULL DEFAULT 0,
351 "direct_majority_non_negative" INT4 NOT NULL DEFAULT 0,
352 "indirect_majority_num" INT4 NOT NULL DEFAULT 1,
353 "indirect_majority_den" INT4 NOT NULL DEFAULT 2,
354 "indirect_majority_strict" BOOLEAN NOT NULL DEFAULT TRUE,
355 "indirect_majority_positive" INT4 NOT NULL DEFAULT 0,
356 "indirect_majority_non_negative" INT4 NOT NULL DEFAULT 0,
357 "no_reverse_beat_path" BOOLEAN NOT NULL DEFAULT TRUE,
358 "no_multistage_majority" BOOLEAN NOT NULL DEFAULT FALSE,
359 CONSTRAINT "timing" CHECK (
360 ( "polling" = FALSE AND
361 "admission_time" NOTNULL AND "discussion_time" NOTNULL AND
362 "verification_time" NOTNULL AND "voting_time" NOTNULL ) OR
363 ( "polling" = TRUE AND
364 "admission_time" ISNULL AND "discussion_time" NOTNULL AND
365 "verification_time" NOTNULL AND "voting_time" NOTNULL ) OR
366 ( "polling" = TRUE AND
367 "admission_time" ISNULL AND "discussion_time" ISNULL AND
368 "verification_time" ISNULL AND "voting_time" ISNULL ) ),
369 CONSTRAINT "issue_quorum_if_and_only_if_not_polling" CHECK (
370 "polling" = "issue_quorum_num" ISNULL AND
371 "polling" = "issue_quorum_den" ISNULL ) );
372 CREATE INDEX "policy_active_idx" ON "policy" ("active");
374 COMMENT ON TABLE "policy" IS 'Policies for a particular proceeding type (timelimits, quorum)';
376 COMMENT ON COLUMN "policy"."index" IS 'Determines the order in listings';
377 COMMENT ON COLUMN "policy"."active" IS 'TRUE = policy can be used for new issues';
378 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; "admission_time" MUST be set to NULL, the other timings may be set to NULL altogether, allowing individual timing for those issues';
379 COMMENT ON COLUMN "policy"."admission_time" IS 'Maximum duration of issue state ''admission''; Maximum time an issue stays open without being "accepted"';
380 COMMENT ON COLUMN "policy"."discussion_time" IS 'Duration of issue state ''discussion''; Regular time until an issue is "half_frozen" after being "accepted"';
381 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"';
382 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'')';
383 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''';
384 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''';
385 COMMENT ON COLUMN "policy"."initiative_quorum_num" IS 'Numerator of satisfied supporter quorum to be reached by an initiative to be "admitted" for voting';
386 COMMENT ON COLUMN "policy"."initiative_quorum_den" IS 'Denominator of satisfied supporter quorum to be reached by an initiative to be "admitted" for voting';
387 COMMENT ON COLUMN "policy"."direct_majority_num" IS 'Numerator of fraction of neccessary direct majority for initiatives to be attainable as winner';
388 COMMENT ON COLUMN "policy"."direct_majority_den" IS 'Denominator of fraction of neccessary direct majority for initaitives to be attainable as winner';
389 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.';
390 COMMENT ON COLUMN "policy"."direct_majority_positive" IS 'Absolute number of "positive_votes" neccessary for an initiative to be attainable as winner';
391 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';
392 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';
393 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';
394 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.';
395 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';
396 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';
397 COMMENT ON COLUMN "policy"."no_reverse_beat_path" IS '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.';
398 COMMENT ON COLUMN "policy"."no_multistage_majority" IS '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").';
401 CREATE TABLE "unit" (
402 "id" SERIAL4 PRIMARY KEY,
403 "parent_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
404 "active" BOOLEAN NOT NULL DEFAULT TRUE,
405 "name" TEXT NOT NULL,
406 "description" TEXT NOT NULL DEFAULT '',
407 "member_count" INT4,
408 "text_search_data" TSVECTOR );
409 CREATE INDEX "unit_root_idx" ON "unit" ("id") WHERE "parent_id" ISNULL;
410 CREATE INDEX "unit_parent_id_idx" ON "unit" ("parent_id");
411 CREATE INDEX "unit_active_idx" ON "unit" ("active");
412 CREATE INDEX "unit_text_search_data_idx" ON "unit" USING gin ("text_search_data");
413 CREATE TRIGGER "update_text_search_data"
414 BEFORE INSERT OR UPDATE ON "unit"
415 FOR EACH ROW EXECUTE PROCEDURE
416 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
417 "name", "description" );
419 COMMENT ON TABLE "unit" IS 'Organizational units organized as trees; Delegations are not inherited through these trees.';
421 COMMENT ON COLUMN "unit"."parent_id" IS 'Parent id of tree node; Multiple roots allowed';
422 COMMENT ON COLUMN "unit"."active" IS 'TRUE means new issues can be created in areas of this unit';
423 COMMENT ON COLUMN "unit"."member_count" IS 'Count of members as determined by column "voting_right" in table "privilege"';
426 CREATE TABLE "unit_setting" (
427 PRIMARY KEY ("member_id", "key", "unit_id"),
428 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
429 "key" TEXT NOT NULL,
430 "unit_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
431 "value" TEXT NOT NULL );
433 COMMENT ON TABLE "unit_setting" IS 'Place for frontend to store unit specific settings of members as strings';
436 CREATE TABLE "area" (
437 "id" SERIAL4 PRIMARY KEY,
438 "unit_id" INT4 NOT NULL REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
439 "active" BOOLEAN NOT NULL DEFAULT TRUE,
440 "name" TEXT NOT NULL,
441 "description" TEXT NOT NULL DEFAULT '',
442 "direct_member_count" INT4,
443 "member_weight" INT4,
444 "text_search_data" TSVECTOR );
445 CREATE INDEX "area_unit_id_idx" ON "area" ("unit_id");
446 CREATE INDEX "area_active_idx" ON "area" ("active");
447 CREATE INDEX "area_text_search_data_idx" ON "area" USING gin ("text_search_data");
448 CREATE TRIGGER "update_text_search_data"
449 BEFORE INSERT OR UPDATE ON "area"
450 FOR EACH ROW EXECUTE PROCEDURE
451 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
452 "name", "description" );
454 COMMENT ON TABLE "area" IS 'Subject areas';
456 COMMENT ON COLUMN "area"."active" IS 'TRUE means new issues can be created in this area';
457 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"';
458 COMMENT ON COLUMN "area"."member_weight" IS 'Same as "direct_member_count" but respecting delegations';
461 CREATE TABLE "area_setting" (
462 PRIMARY KEY ("member_id", "key", "area_id"),
463 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
464 "key" TEXT NOT NULL,
465 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
466 "value" TEXT NOT NULL );
468 COMMENT ON TABLE "area_setting" IS 'Place for frontend to store area specific settings of members as strings';
471 CREATE TABLE "allowed_policy" (
472 PRIMARY KEY ("area_id", "policy_id"),
473 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
474 "policy_id" INT4 NOT NULL REFERENCES "policy" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
475 "default_policy" BOOLEAN NOT NULL DEFAULT FALSE );
476 CREATE UNIQUE INDEX "allowed_policy_one_default_per_area_idx" ON "allowed_policy" ("area_id") WHERE "default_policy";
478 COMMENT ON TABLE "allowed_policy" IS 'Selects which policies can be used in each area';
480 COMMENT ON COLUMN "allowed_policy"."default_policy" IS 'One policy per area can be set as default.';
483 CREATE TYPE "snapshot_event" AS ENUM ('periodic', 'end_of_admission', 'half_freeze', 'full_freeze');
485 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';
488 CREATE TYPE "issue_state" AS ENUM (
489 'admission', 'discussion', 'verification', 'voting',
490 'canceled_revoked_before_accepted',
491 'canceled_issue_not_accepted',
492 'canceled_after_revocation_during_discussion',
493 'canceled_after_revocation_during_verification',
494 'canceled_no_initiative_admitted',
495 'finished_without_winner', 'finished_with_winner');
497 COMMENT ON TYPE "issue_state" IS 'State of issues';
500 CREATE TABLE "issue" (
501 "id" SERIAL4 PRIMARY KEY,
502 "area_id" INT4 NOT NULL REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
503 "policy_id" INT4 NOT NULL REFERENCES "policy" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
504 "state" "issue_state" NOT NULL DEFAULT 'admission',
505 "phase_finished" TIMESTAMPTZ,
506 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
507 "accepted" TIMESTAMPTZ,
508 "half_frozen" TIMESTAMPTZ,
509 "fully_frozen" TIMESTAMPTZ,
510 "closed" TIMESTAMPTZ,
511 "cleaned" TIMESTAMPTZ,
512 "admission_time" INTERVAL,
513 "discussion_time" INTERVAL NOT NULL,
514 "verification_time" INTERVAL NOT NULL,
515 "voting_time" INTERVAL NOT NULL,
516 "snapshot" TIMESTAMPTZ,
517 "latest_snapshot_event" "snapshot_event",
518 "population" INT4,
519 "voter_count" INT4,
520 "status_quo_schulze_rank" INT4,
521 CONSTRAINT "admission_time_not_null_unless_instantly_accepted" CHECK (
522 "admission_time" NOTNULL OR ("accepted" NOTNULL AND "accepted" = "created") ),
523 CONSTRAINT "valid_state" CHECK ((
524 ("accepted" ISNULL AND "half_frozen" ISNULL AND "fully_frozen" ISNULL ) OR
525 ("accepted" NOTNULL AND "half_frozen" ISNULL AND "fully_frozen" ISNULL ) OR
526 ("accepted" NOTNULL AND "half_frozen" NOTNULL AND "fully_frozen" ISNULL ) OR
527 ("accepted" NOTNULL AND "half_frozen" NOTNULL AND "fully_frozen" NOTNULL)) AND (
528 ("state" = 'admission' AND "closed" ISNULL AND "accepted" ISNULL) OR
529 ("state" = 'discussion' AND "closed" ISNULL AND "accepted" NOTNULL AND "half_frozen" ISNULL) OR
530 ("state" = 'verification' AND "closed" ISNULL AND "half_frozen" NOTNULL AND "fully_frozen" ISNULL) OR
531 ("state" = 'voting' AND "closed" ISNULL AND "fully_frozen" NOTNULL) OR
532 ("state" = 'canceled_revoked_before_accepted' AND "closed" NOTNULL AND "accepted" ISNULL) OR
533 ("state" = 'canceled_issue_not_accepted' AND "closed" NOTNULL AND "accepted" ISNULL) OR
534 ("state" = 'canceled_after_revocation_during_discussion' AND "closed" NOTNULL AND "half_frozen" ISNULL) OR
535 ("state" = 'canceled_after_revocation_during_verification' AND "closed" NOTNULL AND "fully_frozen" ISNULL) OR
536 ("state" = 'canceled_no_initiative_admitted' AND "closed" NOTNULL AND "fully_frozen" NOTNULL AND "closed" = "fully_frozen") OR
537 ("state" = 'finished_without_winner' AND "closed" NOTNULL AND "fully_frozen" NOTNULL AND "closed" != "fully_frozen") OR
538 ("state" = 'finished_with_winner' AND "closed" NOTNULL AND "fully_frozen" NOTNULL AND "closed" != "fully_frozen")
539 )),
540 CONSTRAINT "phase_finished_only_when_not_closed" CHECK (
541 "phase_finished" ISNULL OR "closed" ISNULL ),
542 CONSTRAINT "state_change_order" CHECK (
543 "created" <= "accepted" AND
544 "accepted" <= "half_frozen" AND
545 "half_frozen" <= "fully_frozen" AND
546 "fully_frozen" <= "closed" ),
547 CONSTRAINT "only_closed_issues_may_be_cleaned" CHECK (
548 "cleaned" ISNULL OR "closed" NOTNULL ),
549 CONSTRAINT "last_snapshot_on_full_freeze"
550 CHECK ("snapshot" = "fully_frozen"), -- NOTE: snapshot can be set, while frozen is NULL yet
551 CONSTRAINT "freeze_requires_snapshot"
552 CHECK ("fully_frozen" ISNULL OR "snapshot" NOTNULL),
553 CONSTRAINT "set_both_or_none_of_snapshot_and_latest_snapshot_event"
554 CHECK ("snapshot" NOTNULL = "latest_snapshot_event" NOTNULL) );
555 CREATE INDEX "issue_area_id_idx" ON "issue" ("area_id");
556 CREATE INDEX "issue_policy_id_idx" ON "issue" ("policy_id");
557 CREATE INDEX "issue_created_idx" ON "issue" ("created");
558 CREATE INDEX "issue_accepted_idx" ON "issue" ("accepted");
559 CREATE INDEX "issue_half_frozen_idx" ON "issue" ("half_frozen");
560 CREATE INDEX "issue_fully_frozen_idx" ON "issue" ("fully_frozen");
561 CREATE INDEX "issue_closed_idx" ON "issue" ("closed");
562 CREATE INDEX "issue_created_idx_open" ON "issue" ("created") WHERE "closed" ISNULL;
563 CREATE INDEX "issue_closed_idx_canceled" ON "issue" ("closed") WHERE "fully_frozen" ISNULL;
565 COMMENT ON TABLE "issue" IS 'Groups of initiatives';
567 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';
568 COMMENT ON COLUMN "issue"."accepted" IS 'Point in time, when one initiative of issue reached the "issue_quorum"';
569 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.';
570 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.';
571 COMMENT ON COLUMN "issue"."closed" IS 'Point in time, when "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.';
572 COMMENT ON COLUMN "issue"."cleaned" IS 'Point in time, when discussion data and votes had been deleted';
573 COMMENT ON COLUMN "issue"."admission_time" IS 'Copied from "policy" table at creation of issue';
574 COMMENT ON COLUMN "issue"."discussion_time" IS 'Copied from "policy" table at creation of issue';
575 COMMENT ON COLUMN "issue"."verification_time" IS 'Copied from "policy" table at creation of issue';
576 COMMENT ON COLUMN "issue"."voting_time" IS 'Copied from "policy" table at creation of issue';
577 COMMENT ON COLUMN "issue"."snapshot" IS 'Point in time, when snapshot tables have been updated and "population" and *_count values were precalculated';
578 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';
579 COMMENT ON COLUMN "issue"."population" IS 'Sum of "weight" column in table "direct_population_snapshot"';
580 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';
581 COMMENT ON COLUMN "issue"."status_quo_schulze_rank" IS 'Schulze rank of status quo, as calculated by "calculate_ranks" function';
584 CREATE TABLE "issue_setting" (
585 PRIMARY KEY ("member_id", "key", "issue_id"),
586 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
587 "key" TEXT NOT NULL,
588 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
589 "value" TEXT NOT NULL );
591 COMMENT ON TABLE "issue_setting" IS 'Place for frontend to store issue specific settings of members as strings';
594 CREATE TABLE "initiative" (
595 UNIQUE ("issue_id", "id"), -- index needed for foreign-key on table "vote"
596 "issue_id" INT4 NOT NULL REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
597 "id" SERIAL4 PRIMARY KEY,
598 "name" TEXT NOT NULL,
599 "polling" BOOLEAN NOT NULL DEFAULT FALSE,
600 "discussion_url" TEXT,
601 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
602 "revoked" TIMESTAMPTZ,
603 "revoked_by_member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
604 "suggested_initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
605 "admitted" BOOLEAN,
606 "supporter_count" INT4,
607 "informed_supporter_count" INT4,
608 "satisfied_supporter_count" INT4,
609 "satisfied_informed_supporter_count" INT4,
610 "harmonic_weight" NUMERIC(12, 3),
611 "positive_votes" INT4,
612 "negative_votes" INT4,
613 "direct_majority" BOOLEAN,
614 "indirect_majority" BOOLEAN,
615 "schulze_rank" INT4,
616 "better_than_status_quo" BOOLEAN,
617 "worse_than_status_quo" BOOLEAN,
618 "reverse_beat_path" BOOLEAN,
619 "multistage_majority" BOOLEAN,
620 "eligible" BOOLEAN,
621 "winner" BOOLEAN,
622 "rank" INT4,
623 "text_search_data" TSVECTOR,
624 CONSTRAINT "all_or_none_of_revoked_and_revoked_by_member_id_must_be_null"
625 CHECK ("revoked" NOTNULL = "revoked_by_member_id" NOTNULL),
626 CONSTRAINT "non_revoked_initiatives_cant_suggest_other"
627 CHECK ("revoked" NOTNULL OR "suggested_initiative_id" ISNULL),
628 CONSTRAINT "revoked_initiatives_cant_be_admitted"
629 CHECK ("revoked" ISNULL OR "admitted" ISNULL),
630 CONSTRAINT "non_admitted_initiatives_cant_contain_voting_results" CHECK (
631 ( "admitted" NOTNULL AND "admitted" = TRUE ) OR
632 ( "positive_votes" ISNULL AND "negative_votes" ISNULL AND
633 "direct_majority" ISNULL AND "indirect_majority" ISNULL AND
634 "schulze_rank" ISNULL AND
635 "better_than_status_quo" ISNULL AND "worse_than_status_quo" ISNULL AND
636 "reverse_beat_path" ISNULL AND "multistage_majority" ISNULL AND
637 "eligible" ISNULL AND "winner" ISNULL AND "rank" ISNULL ) ),
638 CONSTRAINT "better_excludes_worse" CHECK (NOT ("better_than_status_quo" AND "worse_than_status_quo")),
639 CONSTRAINT "minimum_requirement_to_be_eligible" CHECK (
640 "eligible" = FALSE OR
641 ("direct_majority" AND "indirect_majority" AND "better_than_status_quo") ),
642 CONSTRAINT "winner_must_be_eligible" CHECK ("winner"=FALSE OR "eligible"=TRUE),
643 CONSTRAINT "winner_must_have_first_rank" CHECK ("winner"=FALSE OR "rank"=1),
644 CONSTRAINT "eligible_at_first_rank_is_winner" CHECK ("eligible"=FALSE OR "rank"!=1 OR "winner"=TRUE),
645 CONSTRAINT "unique_rank_per_issue" UNIQUE ("issue_id", "rank") );
646 CREATE INDEX "initiative_created_idx" ON "initiative" ("created");
647 CREATE INDEX "initiative_revoked_idx" ON "initiative" ("revoked");
648 CREATE INDEX "initiative_text_search_data_idx" ON "initiative" USING gin ("text_search_data");
649 CREATE TRIGGER "update_text_search_data"
650 BEFORE INSERT OR UPDATE ON "initiative"
651 FOR EACH ROW EXECUTE PROCEDURE
652 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
653 "name", "discussion_url");
655 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.';
657 COMMENT ON COLUMN "initiative"."polling" IS 'Initiative does not need to pass the initiative quorum (see "policy"."polling")';
658 COMMENT ON COLUMN "initiative"."discussion_url" IS 'URL pointing to a discussion platform for this initiative';
659 COMMENT ON COLUMN "initiative"."revoked" IS 'Point in time, when one initiator decided to revoke the initiative';
660 COMMENT ON COLUMN "initiative"."revoked_by_member_id" IS 'Member, who decided to revoke the initiative';
661 COMMENT ON COLUMN "initiative"."admitted" IS 'TRUE, if initiative reaches the "initiative_quorum" when freezing the issue';
662 COMMENT ON COLUMN "initiative"."supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
663 COMMENT ON COLUMN "initiative"."informed_supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
664 COMMENT ON COLUMN "initiative"."satisfied_supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
665 COMMENT ON COLUMN "initiative"."satisfied_informed_supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
666 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';
667 COMMENT ON COLUMN "initiative"."positive_votes" IS 'Calculated from table "direct_voter"';
668 COMMENT ON COLUMN "initiative"."negative_votes" IS 'Calculated from table "direct_voter"';
669 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"';
670 COMMENT ON COLUMN "initiative"."indirect_majority" IS 'Same as "direct_majority", but also considering indirect beat paths';
671 COMMENT ON COLUMN "initiative"."schulze_rank" IS 'Schulze-Ranking without tie-breaking';
672 COMMENT ON COLUMN "initiative"."better_than_status_quo" IS 'TRUE, if initiative has a schulze-ranking better than the status quo (without tie-breaking)';
673 COMMENT ON COLUMN "initiative"."worse_than_status_quo" IS 'TRUE, if initiative has a schulze-ranking worse than the status quo (without tie-breaking)';
674 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';
675 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';
676 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"';
677 COMMENT ON COLUMN "initiative"."winner" IS 'Winner is the "eligible" initiative with best "schulze_rank" and in case of ties with lowest "id"';
678 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';
681 CREATE TABLE "battle" (
682 "issue_id" INT4 NOT NULL,
683 "winning_initiative_id" INT4,
684 FOREIGN KEY ("issue_id", "winning_initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
685 "losing_initiative_id" INT4,
686 FOREIGN KEY ("issue_id", "losing_initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
687 "count" INT4 NOT NULL,
688 CONSTRAINT "initiative_ids_not_equal" CHECK (
689 "winning_initiative_id" != "losing_initiative_id" OR
690 ( ("winning_initiative_id" NOTNULL AND "losing_initiative_id" ISNULL) OR
691 ("winning_initiative_id" ISNULL AND "losing_initiative_id" NOTNULL) ) ) );
692 CREATE UNIQUE INDEX "battle_winning_losing_idx" ON "battle" ("issue_id", "winning_initiative_id", "losing_initiative_id");
693 CREATE UNIQUE INDEX "battle_winning_null_idx" ON "battle" ("issue_id", "winning_initiative_id") WHERE "losing_initiative_id" ISNULL;
694 CREATE UNIQUE INDEX "battle_null_losing_idx" ON "battle" ("issue_id", "losing_initiative_id") WHERE "winning_initiative_id" ISNULL;
696 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';
699 CREATE TABLE "ignored_initiative" (
700 PRIMARY KEY ("initiative_id", "member_id"),
701 "initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
702 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
703 CREATE INDEX "ignored_initiative_member_id_idx" ON "ignored_initiative" ("member_id");
705 COMMENT ON TABLE "ignored_initiative" IS 'Possibility to filter initiatives';
708 CREATE TABLE "initiative_setting" (
709 PRIMARY KEY ("member_id", "key", "initiative_id"),
710 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
711 "key" TEXT NOT NULL,
712 "initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
713 "value" TEXT NOT NULL );
715 COMMENT ON TABLE "initiative_setting" IS 'Place for frontend to store initiative specific settings of members as strings';
718 CREATE TABLE "draft" (
719 UNIQUE ("initiative_id", "id"), -- index needed for foreign-key on table "supporter"
720 "initiative_id" INT4 NOT NULL REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
721 "id" SERIAL8 PRIMARY KEY,
722 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
723 "author_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
724 "formatting_engine" TEXT,
725 "content" TEXT NOT NULL,
726 "text_search_data" TSVECTOR );
727 CREATE INDEX "draft_created_idx" ON "draft" ("created");
728 CREATE INDEX "draft_author_id_created_idx" ON "draft" ("author_id", "created");
729 CREATE INDEX "draft_text_search_data_idx" ON "draft" USING gin ("text_search_data");
730 CREATE TRIGGER "update_text_search_data"
731 BEFORE INSERT OR UPDATE ON "draft"
732 FOR EACH ROW EXECUTE PROCEDURE
733 tsvector_update_trigger('text_search_data', 'pg_catalog.simple', "content");
735 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.';
737 COMMENT ON COLUMN "draft"."formatting_engine" IS 'Allows different formatting engines (i.e. wiki formats) to be used';
738 COMMENT ON COLUMN "draft"."content" IS 'Text of the draft in a format depending on the field "formatting_engine"';
741 CREATE TABLE "rendered_draft" (
742 PRIMARY KEY ("draft_id", "format"),
743 "draft_id" INT8 REFERENCES "draft" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
744 "format" TEXT,
745 "content" TEXT NOT NULL );
747 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)';
750 CREATE TABLE "suggestion" (
751 UNIQUE ("initiative_id", "id"), -- index needed for foreign-key on table "opinion"
752 "initiative_id" INT4 NOT NULL REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
753 "id" SERIAL8 PRIMARY KEY,
754 "draft_id" INT8 NOT NULL,
755 FOREIGN KEY ("initiative_id", "draft_id") REFERENCES "draft" ("initiative_id", "id") ON DELETE NO ACTION ON UPDATE CASCADE,
756 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
757 "author_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
758 "name" TEXT NOT NULL,
759 "formatting_engine" TEXT,
760 "content" TEXT NOT NULL DEFAULT '',
761 "text_search_data" TSVECTOR,
762 "minus2_unfulfilled_count" INT4,
763 "minus2_fulfilled_count" INT4,
764 "minus1_unfulfilled_count" INT4,
765 "minus1_fulfilled_count" INT4,
766 "plus1_unfulfilled_count" INT4,
767 "plus1_fulfilled_count" INT4,
768 "plus2_unfulfilled_count" INT4,
769 "plus2_fulfilled_count" INT4 );
770 CREATE INDEX "suggestion_created_idx" ON "suggestion" ("created");
771 CREATE INDEX "suggestion_author_id_created_idx" ON "suggestion" ("author_id", "created");
772 CREATE INDEX "suggestion_text_search_data_idx" ON "suggestion" USING gin ("text_search_data");
773 CREATE TRIGGER "update_text_search_data"
774 BEFORE INSERT OR UPDATE ON "suggestion"
775 FOR EACH ROW EXECUTE PROCEDURE
776 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
777 "name", "content");
779 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';
781 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")';
782 COMMENT ON COLUMN "suggestion"."minus2_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
783 COMMENT ON COLUMN "suggestion"."minus2_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
784 COMMENT ON COLUMN "suggestion"."minus1_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
785 COMMENT ON COLUMN "suggestion"."minus1_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
786 COMMENT ON COLUMN "suggestion"."plus1_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
787 COMMENT ON COLUMN "suggestion"."plus1_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
788 COMMENT ON COLUMN "suggestion"."plus2_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
789 COMMENT ON COLUMN "suggestion"."plus2_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
792 CREATE TABLE "rendered_suggestion" (
793 PRIMARY KEY ("suggestion_id", "format"),
794 "suggestion_id" INT8 REFERENCES "suggestion" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
795 "format" TEXT,
796 "content" TEXT NOT NULL );
798 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)';
801 CREATE TABLE "suggestion_setting" (
802 PRIMARY KEY ("member_id", "key", "suggestion_id"),
803 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
804 "key" TEXT NOT NULL,
805 "suggestion_id" INT8 REFERENCES "suggestion" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
806 "value" TEXT NOT NULL );
808 COMMENT ON TABLE "suggestion_setting" IS 'Place for frontend to store suggestion specific settings of members as strings';
811 CREATE TABLE "privilege" (
812 PRIMARY KEY ("unit_id", "member_id"),
813 "unit_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
814 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
815 "admin_manager" BOOLEAN NOT NULL DEFAULT FALSE,
816 "unit_manager" BOOLEAN NOT NULL DEFAULT FALSE,
817 "area_manager" BOOLEAN NOT NULL DEFAULT FALSE,
818 "member_manager" BOOLEAN NOT NULL DEFAULT FALSE,
819 "initiative_right" BOOLEAN NOT NULL DEFAULT TRUE,
820 "voting_right" BOOLEAN NOT NULL DEFAULT TRUE,
821 "polling_right" BOOLEAN NOT NULL DEFAULT FALSE );
823 COMMENT ON TABLE "privilege" IS 'Members rights related to each unit';
825 COMMENT ON COLUMN "privilege"."admin_manager" IS 'Grant/revoke any privileges to/from other members';
826 COMMENT ON COLUMN "privilege"."unit_manager" IS 'Create and disable sub units';
827 COMMENT ON COLUMN "privilege"."area_manager" IS 'Create and disable areas and set area parameters';
828 COMMENT ON COLUMN "privilege"."member_manager" IS 'Adding/removing members from the unit, granting or revoking "initiative_right" and "voting_right"';
829 COMMENT ON COLUMN "privilege"."initiative_right" IS 'Right to create an initiative';
830 COMMENT ON COLUMN "privilege"."voting_right" IS 'Right to support initiatives, create and rate suggestions, and to vote';
831 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';
834 CREATE TABLE "membership" (
835 PRIMARY KEY ("area_id", "member_id"),
836 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
837 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
838 CREATE INDEX "membership_member_id_idx" ON "membership" ("member_id");
840 COMMENT ON TABLE "membership" IS 'Interest of members in topic areas';
843 CREATE TABLE "interest" (
844 PRIMARY KEY ("issue_id", "member_id"),
845 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
846 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
847 CREATE INDEX "interest_member_id_idx" ON "interest" ("member_id");
849 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.';
852 CREATE TABLE "initiator" (
853 PRIMARY KEY ("initiative_id", "member_id"),
854 "initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
855 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
856 "accepted" BOOLEAN );
857 CREATE INDEX "initiator_member_id_idx" ON "initiator" ("member_id");
859 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.';
861 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.';
864 CREATE TABLE "supporter" (
865 "issue_id" INT4 NOT NULL,
866 PRIMARY KEY ("initiative_id", "member_id"),
867 "initiative_id" INT4,
868 "member_id" INT4,
869 "draft_id" INT8 NOT NULL,
870 FOREIGN KEY ("issue_id", "member_id") REFERENCES "interest" ("issue_id", "member_id") ON DELETE CASCADE ON UPDATE CASCADE,
871 FOREIGN KEY ("initiative_id", "draft_id") REFERENCES "draft" ("initiative_id", "id") ON DELETE NO ACTION ON UPDATE CASCADE );
872 CREATE INDEX "supporter_member_id_idx" ON "supporter" ("member_id");
874 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.';
876 COMMENT ON COLUMN "supporter"."issue_id" IS 'WARNING: No index: For selections use column "initiative_id" and join via table "initiative" where neccessary';
877 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")';
880 CREATE TABLE "opinion" (
881 "initiative_id" INT4 NOT NULL,
882 PRIMARY KEY ("suggestion_id", "member_id"),
883 "suggestion_id" INT8,
884 "member_id" INT4,
885 "degree" INT2 NOT NULL CHECK ("degree" >= -2 AND "degree" <= 2 AND "degree" != 0),
886 "fulfilled" BOOLEAN NOT NULL DEFAULT FALSE,
887 FOREIGN KEY ("initiative_id", "suggestion_id") REFERENCES "suggestion" ("initiative_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
888 FOREIGN KEY ("initiative_id", "member_id") REFERENCES "supporter" ("initiative_id", "member_id") ON DELETE CASCADE ON UPDATE CASCADE );
889 CREATE INDEX "opinion_member_id_initiative_id_idx" ON "opinion" ("member_id", "initiative_id");
891 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.';
893 COMMENT ON COLUMN "opinion"."degree" IS '2 = fulfillment required for support; 1 = fulfillment desired; -1 = fulfillment unwanted; -2 = fulfillment cancels support';
896 CREATE TYPE "delegation_scope" AS ENUM ('unit', 'area', 'issue');
898 COMMENT ON TYPE "delegation_scope" IS 'Scope for delegations: ''unit'', ''area'', or ''issue'' (order is relevant)';
901 CREATE TABLE "delegation" (
902 "id" SERIAL8 PRIMARY KEY,
903 "truster_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
904 "trustee_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
905 "scope" "delegation_scope" NOT NULL,
906 "unit_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
907 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
908 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
909 CONSTRAINT "cant_delegate_to_yourself" CHECK ("truster_id" != "trustee_id"),
910 CONSTRAINT "no_unit_delegation_to_null"
911 CHECK ("trustee_id" NOTNULL OR "scope" != 'unit'),
912 CONSTRAINT "area_id_and_issue_id_set_according_to_scope" CHECK (
913 ("scope" = 'unit' AND "unit_id" NOTNULL AND "area_id" ISNULL AND "issue_id" ISNULL ) OR
914 ("scope" = 'area' AND "unit_id" ISNULL AND "area_id" NOTNULL AND "issue_id" ISNULL ) OR
915 ("scope" = 'issue' AND "unit_id" ISNULL AND "area_id" ISNULL AND "issue_id" NOTNULL) ),
916 UNIQUE ("unit_id", "truster_id"),
917 UNIQUE ("area_id", "truster_id"),
918 UNIQUE ("issue_id", "truster_id") );
919 CREATE INDEX "delegation_truster_id_idx" ON "delegation" ("truster_id");
920 CREATE INDEX "delegation_trustee_id_idx" ON "delegation" ("trustee_id");
922 COMMENT ON TABLE "delegation" IS 'Delegation of vote-weight to other members';
924 COMMENT ON COLUMN "delegation"."unit_id" IS 'Reference to unit, if delegation is unit-wide, otherwise NULL';
925 COMMENT ON COLUMN "delegation"."area_id" IS 'Reference to area, if delegation is area-wide, otherwise NULL';
926 COMMENT ON COLUMN "delegation"."issue_id" IS 'Reference to issue, if delegation is issue-wide, otherwise NULL';
929 CREATE TABLE "direct_population_snapshot" (
930 PRIMARY KEY ("issue_id", "event", "member_id"),
931 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
932 "event" "snapshot_event",
933 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
934 "weight" INT4 );
935 CREATE INDEX "direct_population_snapshot_member_id_idx" ON "direct_population_snapshot" ("member_id");
937 COMMENT ON TABLE "direct_population_snapshot" IS 'Snapshot of active members having either a "membership" in the "area" or an "interest" in the "issue"';
939 COMMENT ON COLUMN "direct_population_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
940 COMMENT ON COLUMN "direct_population_snapshot"."weight" IS 'Weight of member (1 or higher) according to "delegating_population_snapshot"';
943 CREATE TABLE "delegating_population_snapshot" (
944 PRIMARY KEY ("issue_id", "event", "member_id"),
945 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
946 "event" "snapshot_event",
947 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
948 "weight" INT4,
949 "scope" "delegation_scope" NOT NULL,
950 "delegate_member_ids" INT4[] NOT NULL );
951 CREATE INDEX "delegating_population_snapshot_member_id_idx" ON "delegating_population_snapshot" ("member_id");
953 COMMENT ON TABLE "direct_population_snapshot" IS 'Delegations increasing the weight of entries in the "direct_population_snapshot" table';
955 COMMENT ON COLUMN "delegating_population_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
956 COMMENT ON COLUMN "delegating_population_snapshot"."member_id" IS 'Delegating member';
957 COMMENT ON COLUMN "delegating_population_snapshot"."weight" IS 'Intermediate weight';
958 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"';
961 CREATE TABLE "direct_interest_snapshot" (
962 PRIMARY KEY ("issue_id", "event", "member_id"),
963 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
964 "event" "snapshot_event",
965 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
966 "weight" INT4 );
967 CREATE INDEX "direct_interest_snapshot_member_id_idx" ON "direct_interest_snapshot" ("member_id");
969 COMMENT ON TABLE "direct_interest_snapshot" IS 'Snapshot of active members having an "interest" in the "issue"';
971 COMMENT ON COLUMN "direct_interest_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
972 COMMENT ON COLUMN "direct_interest_snapshot"."weight" IS 'Weight of member (1 or higher) according to "delegating_interest_snapshot"';
975 CREATE TABLE "delegating_interest_snapshot" (
976 PRIMARY KEY ("issue_id", "event", "member_id"),
977 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
978 "event" "snapshot_event",
979 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
980 "weight" INT4,
981 "scope" "delegation_scope" NOT NULL,
982 "delegate_member_ids" INT4[] NOT NULL );
983 CREATE INDEX "delegating_interest_snapshot_member_id_idx" ON "delegating_interest_snapshot" ("member_id");
985 COMMENT ON TABLE "delegating_interest_snapshot" IS 'Delegations increasing the weight of entries in the "direct_interest_snapshot" table';
987 COMMENT ON COLUMN "delegating_interest_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
988 COMMENT ON COLUMN "delegating_interest_snapshot"."member_id" IS 'Delegating member';
989 COMMENT ON COLUMN "delegating_interest_snapshot"."weight" IS 'Intermediate weight';
990 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"';
993 CREATE TABLE "direct_supporter_snapshot" (
994 "issue_id" INT4 NOT NULL,
995 PRIMARY KEY ("initiative_id", "event", "member_id"),
996 "initiative_id" INT4,
997 "event" "snapshot_event",
998 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
999 "draft_id" INT8 NOT NULL,
1000 "informed" BOOLEAN NOT NULL,
1001 "satisfied" BOOLEAN NOT NULL,
1002 FOREIGN KEY ("issue_id", "initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
1003 FOREIGN KEY ("initiative_id", "draft_id") REFERENCES "draft" ("initiative_id", "id") ON DELETE NO ACTION ON UPDATE CASCADE,
1004 FOREIGN KEY ("issue_id", "event", "member_id") REFERENCES "direct_interest_snapshot" ("issue_id", "event", "member_id") ON DELETE CASCADE ON UPDATE CASCADE );
1005 CREATE INDEX "direct_supporter_snapshot_member_id_idx" ON "direct_supporter_snapshot" ("member_id");
1007 COMMENT ON TABLE "direct_supporter_snapshot" IS 'Snapshot of supporters of initiatives (weight is stored in "direct_interest_snapshot")';
1009 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';
1010 COMMENT ON COLUMN "direct_supporter_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
1011 COMMENT ON COLUMN "direct_supporter_snapshot"."informed" IS 'Supporter has seen the latest draft of the initiative';
1012 COMMENT ON COLUMN "direct_supporter_snapshot"."satisfied" IS 'Supporter has no "critical_opinion"s';
1015 CREATE TABLE "non_voter" (
1016 PRIMARY KEY ("issue_id", "member_id"),
1017 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1018 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
1019 CREATE INDEX "non_voter_member_id_idx" ON "non_voter" ("member_id");
1021 COMMENT ON TABLE "non_voter" IS 'Members who decided to not vote directly on an issue';
1024 CREATE TABLE "direct_voter" (
1025 PRIMARY KEY ("issue_id", "member_id"),
1026 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1027 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
1028 "weight" INT4,
1029 "comment_changed" TIMESTAMPTZ,
1030 "formatting_engine" TEXT,
1031 "comment" TEXT,
1032 "text_search_data" TSVECTOR );
1033 CREATE INDEX "direct_voter_member_id_idx" ON "direct_voter" ("member_id");
1034 CREATE INDEX "direct_voter_text_search_data_idx" ON "direct_voter" USING gin ("text_search_data");
1035 CREATE TRIGGER "update_text_search_data"
1036 BEFORE INSERT OR UPDATE ON "direct_voter"
1037 FOR EACH ROW EXECUTE PROCEDURE
1038 tsvector_update_trigger('text_search_data', 'pg_catalog.simple', "comment");
1040 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.';
1042 COMMENT ON COLUMN "direct_voter"."weight" IS 'Weight of member (1 or higher) according to "delegating_voter" table';
1043 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';
1044 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';
1045 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.';
1048 CREATE TABLE "rendered_voter_comment" (
1049 PRIMARY KEY ("issue_id", "member_id", "format"),
1050 FOREIGN KEY ("issue_id", "member_id")
1051 REFERENCES "direct_voter" ("issue_id", "member_id")
1052 ON DELETE CASCADE ON UPDATE CASCADE,
1053 "issue_id" INT4,
1054 "member_id" INT4,
1055 "format" TEXT,
1056 "content" TEXT NOT NULL );
1058 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)';
1061 CREATE TABLE "delegating_voter" (
1062 PRIMARY KEY ("issue_id", "member_id"),
1063 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1064 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
1065 "weight" INT4,
1066 "scope" "delegation_scope" NOT NULL,
1067 "delegate_member_ids" INT4[] NOT NULL );
1068 CREATE INDEX "delegating_voter_member_id_idx" ON "delegating_voter" ("member_id");
1070 COMMENT ON TABLE "delegating_voter" IS 'Delegations increasing the weight of entries in the "direct_voter" table';
1072 COMMENT ON COLUMN "delegating_voter"."member_id" IS 'Delegating member';
1073 COMMENT ON COLUMN "delegating_voter"."weight" IS 'Intermediate weight';
1074 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"';
1077 CREATE TABLE "vote" (
1078 "issue_id" INT4 NOT NULL,
1079 PRIMARY KEY ("initiative_id", "member_id"),
1080 "initiative_id" INT4,
1081 "member_id" INT4,
1082 "grade" INT4,
1083 FOREIGN KEY ("issue_id", "initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
1084 FOREIGN KEY ("issue_id", "member_id") REFERENCES "direct_voter" ("issue_id", "member_id") ON DELETE CASCADE ON UPDATE CASCADE );
1085 CREATE INDEX "vote_member_id_idx" ON "vote" ("member_id");
1087 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.';
1089 COMMENT ON COLUMN "vote"."issue_id" IS 'WARNING: No index: For selections use column "initiative_id" and join via table "initiative" where neccessary';
1090 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.';
1093 CREATE TYPE "event_type" AS ENUM (
1094 'issue_state_changed',
1095 'initiative_created_in_new_issue',
1096 'initiative_created_in_existing_issue',
1097 'initiative_revoked',
1098 'new_draft_created',
1099 'suggestion_created');
1101 COMMENT ON TYPE "event_type" IS 'Type used for column "event" of table "event"';
1104 CREATE TABLE "event" (
1105 "id" SERIAL8 PRIMARY KEY,
1106 "occurrence" TIMESTAMPTZ NOT NULL DEFAULT now(),
1107 "event" "event_type" NOT NULL,
1108 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
1109 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1110 "state" "issue_state",
1111 "initiative_id" INT4,
1112 "draft_id" INT8,
1113 "suggestion_id" INT8,
1114 FOREIGN KEY ("issue_id", "initiative_id")
1115 REFERENCES "initiative" ("issue_id", "id")
1116 ON DELETE CASCADE ON UPDATE CASCADE,
1117 FOREIGN KEY ("initiative_id", "draft_id")
1118 REFERENCES "draft" ("initiative_id", "id")
1119 ON DELETE CASCADE ON UPDATE CASCADE,
1120 FOREIGN KEY ("initiative_id", "suggestion_id")
1121 REFERENCES "suggestion" ("initiative_id", "id")
1122 ON DELETE CASCADE ON UPDATE CASCADE,
1123 CONSTRAINT "null_constraints_for_issue_state_changed" CHECK (
1124 "event" != 'issue_state_changed' OR (
1125 "member_id" ISNULL AND
1126 "issue_id" NOTNULL AND
1127 "state" NOTNULL AND
1128 "initiative_id" ISNULL AND
1129 "draft_id" ISNULL AND
1130 "suggestion_id" ISNULL )),
1131 CONSTRAINT "null_constraints_for_initiative_creation_or_revocation_or_new_draft" CHECK (
1132 "event" NOT IN (
1133 'initiative_created_in_new_issue',
1134 'initiative_created_in_existing_issue',
1135 'initiative_revoked',
1136 'new_draft_created'
1137 ) OR (
1138 "member_id" NOTNULL AND
1139 "issue_id" NOTNULL AND
1140 "state" NOTNULL AND
1141 "initiative_id" NOTNULL AND
1142 "draft_id" NOTNULL AND
1143 "suggestion_id" ISNULL )),
1144 CONSTRAINT "null_constraints_for_suggestion_creation" CHECK (
1145 "event" != 'suggestion_created' OR (
1146 "member_id" NOTNULL AND
1147 "issue_id" NOTNULL AND
1148 "state" NOTNULL AND
1149 "initiative_id" NOTNULL AND
1150 "draft_id" ISNULL AND
1151 "suggestion_id" NOTNULL )) );
1152 CREATE INDEX "event_occurrence_idx" ON "event" ("occurrence");
1154 COMMENT ON TABLE "event" IS 'Event table, automatically filled by triggers';
1156 COMMENT ON COLUMN "event"."occurrence" IS 'Point in time, when event occurred';
1157 COMMENT ON COLUMN "event"."event" IS 'Type of event (see TYPE "event_type")';
1158 COMMENT ON COLUMN "event"."member_id" IS 'Member who caused the event, if applicable';
1159 COMMENT ON COLUMN "event"."state" IS 'If issue_id is set: state of affected issue; If state changed: new state';
1162 CREATE TABLE "notification_sent" (
1163 "event_id" INT8 NOT NULL );
1164 CREATE UNIQUE INDEX "notification_sent_singleton_idx" ON "notification_sent" ((1));
1166 COMMENT ON TABLE "notification_sent" IS 'This table stores one row with the last event_id, for which notifications have been sent out';
1167 COMMENT ON INDEX "notification_sent_singleton_idx" IS 'This index ensures that "notification_sent" only contains one row maximum.';
1171 ----------------------------------------------
1172 -- Writing of history entries and event log --
1173 ----------------------------------------------
1176 CREATE FUNCTION "write_member_history_trigger"()
1177 RETURNS TRIGGER
1178 LANGUAGE 'plpgsql' VOLATILE AS $$
1179 BEGIN
1180 IF
1181 ( NEW."active" != OLD."active" OR
1182 NEW."name" != OLD."name" ) AND
1183 OLD."activated" NOTNULL
1184 THEN
1185 INSERT INTO "member_history"
1186 ("member_id", "active", "name")
1187 VALUES (NEW."id", OLD."active", OLD."name");
1188 END IF;
1189 RETURN NULL;
1190 END;
1191 $$;
1193 CREATE TRIGGER "write_member_history"
1194 AFTER UPDATE ON "member" FOR EACH ROW EXECUTE PROCEDURE
1195 "write_member_history_trigger"();
1197 COMMENT ON FUNCTION "write_member_history_trigger"() IS 'Implementation of trigger "write_member_history" on table "member"';
1198 COMMENT ON TRIGGER "write_member_history" ON "member" IS 'When changing certain fields of a member, create a history entry in "member_history" table';
1201 CREATE FUNCTION "write_event_issue_state_changed_trigger"()
1202 RETURNS TRIGGER
1203 LANGUAGE 'plpgsql' VOLATILE AS $$
1204 BEGIN
1205 IF NEW."state" != OLD."state" THEN
1206 INSERT INTO "event" ("event", "issue_id", "state")
1207 VALUES ('issue_state_changed', NEW."id", NEW."state");
1208 END IF;
1209 RETURN NULL;
1210 END;
1211 $$;
1213 CREATE TRIGGER "write_event_issue_state_changed"
1214 AFTER UPDATE ON "issue" FOR EACH ROW EXECUTE PROCEDURE
1215 "write_event_issue_state_changed_trigger"();
1217 COMMENT ON FUNCTION "write_event_issue_state_changed_trigger"() IS 'Implementation of trigger "write_event_issue_state_changed" on table "issue"';
1218 COMMENT ON TRIGGER "write_event_issue_state_changed" ON "issue" IS 'Create entry in "event" table on "state" change';
1221 CREATE FUNCTION "write_event_initiative_or_draft_created_trigger"()
1222 RETURNS TRIGGER
1223 LANGUAGE 'plpgsql' VOLATILE AS $$
1224 DECLARE
1225 "initiative_row" "initiative"%ROWTYPE;
1226 "issue_row" "issue"%ROWTYPE;
1227 "event_v" "event_type";
1228 BEGIN
1229 SELECT * INTO "initiative_row" FROM "initiative"
1230 WHERE "id" = NEW."initiative_id";
1231 SELECT * INTO "issue_row" FROM "issue"
1232 WHERE "id" = "initiative_row"."issue_id";
1233 IF EXISTS (
1234 SELECT NULL FROM "draft"
1235 WHERE "initiative_id" = NEW."initiative_id"
1236 AND "id" != NEW."id"
1237 ) THEN
1238 "event_v" := 'new_draft_created';
1239 ELSE
1240 IF EXISTS (
1241 SELECT NULL FROM "initiative"
1242 WHERE "issue_id" = "initiative_row"."issue_id"
1243 AND "id" != "initiative_row"."id"
1244 ) THEN
1245 "event_v" := 'initiative_created_in_existing_issue';
1246 ELSE
1247 "event_v" := 'initiative_created_in_new_issue';
1248 END IF;
1249 END IF;
1250 INSERT INTO "event" (
1251 "event", "member_id",
1252 "issue_id", "state", "initiative_id", "draft_id"
1253 ) VALUES (
1254 "event_v",
1255 NEW."author_id",
1256 "initiative_row"."issue_id",
1257 "issue_row"."state",
1258 "initiative_row"."id",
1259 NEW."id" );
1260 RETURN NULL;
1261 END;
1262 $$;
1264 CREATE TRIGGER "write_event_initiative_or_draft_created"
1265 AFTER INSERT ON "draft" FOR EACH ROW EXECUTE PROCEDURE
1266 "write_event_initiative_or_draft_created_trigger"();
1268 COMMENT ON FUNCTION "write_event_initiative_or_draft_created_trigger"() IS 'Implementation of trigger "write_event_initiative_or_draft_created" on table "issue"';
1269 COMMENT ON TRIGGER "write_event_initiative_or_draft_created" ON "draft" IS 'Create entry in "event" table on draft creation';
1272 CREATE FUNCTION "write_event_initiative_revoked_trigger"()
1273 RETURNS TRIGGER
1274 LANGUAGE 'plpgsql' VOLATILE AS $$
1275 DECLARE
1276 "issue_row" "issue"%ROWTYPE;
1277 "draft_id_v" "draft"."id"%TYPE;
1278 BEGIN
1279 IF OLD."revoked" ISNULL AND NEW."revoked" NOTNULL THEN
1280 SELECT * INTO "issue_row" FROM "issue"
1281 WHERE "id" = NEW."issue_id";
1282 SELECT "id" INTO "draft_id_v" FROM "current_draft"
1283 WHERE "initiative_id" = NEW."id";
1284 INSERT INTO "event" (
1285 "event", "member_id", "issue_id", "state", "initiative_id", "draft_id"
1286 ) VALUES (
1287 'initiative_revoked',
1288 NEW."revoked_by_member_id",
1289 NEW."issue_id",
1290 "issue_row"."state",
1291 NEW."id",
1292 "draft_id_v");
1293 END IF;
1294 RETURN NULL;
1295 END;
1296 $$;
1298 CREATE TRIGGER "write_event_initiative_revoked"
1299 AFTER UPDATE ON "initiative" FOR EACH ROW EXECUTE PROCEDURE
1300 "write_event_initiative_revoked_trigger"();
1302 COMMENT ON FUNCTION "write_event_initiative_revoked_trigger"() IS 'Implementation of trigger "write_event_initiative_revoked" on table "issue"';
1303 COMMENT ON TRIGGER "write_event_initiative_revoked" ON "initiative" IS 'Create entry in "event" table, when an initiative is revoked';
1306 CREATE FUNCTION "write_event_suggestion_created_trigger"()
1307 RETURNS TRIGGER
1308 LANGUAGE 'plpgsql' VOLATILE AS $$
1309 DECLARE
1310 "initiative_row" "initiative"%ROWTYPE;
1311 "issue_row" "issue"%ROWTYPE;
1312 BEGIN
1313 SELECT * INTO "initiative_row" FROM "initiative"
1314 WHERE "id" = NEW."initiative_id";
1315 SELECT * INTO "issue_row" FROM "issue"
1316 WHERE "id" = "initiative_row"."issue_id";
1317 INSERT INTO "event" (
1318 "event", "member_id",
1319 "issue_id", "state", "initiative_id", "suggestion_id"
1320 ) VALUES (
1321 'suggestion_created',
1322 NEW."author_id",
1323 "initiative_row"."issue_id",
1324 "issue_row"."state",
1325 "initiative_row"."id",
1326 NEW."id" );
1327 RETURN NULL;
1328 END;
1329 $$;
1331 CREATE TRIGGER "write_event_suggestion_created"
1332 AFTER INSERT ON "suggestion" FOR EACH ROW EXECUTE PROCEDURE
1333 "write_event_suggestion_created_trigger"();
1335 COMMENT ON FUNCTION "write_event_suggestion_created_trigger"() IS 'Implementation of trigger "write_event_suggestion_created" on table "issue"';
1336 COMMENT ON TRIGGER "write_event_suggestion_created" ON "suggestion" IS 'Create entry in "event" table on suggestion creation';
1340 ----------------------------
1341 -- Additional constraints --
1342 ----------------------------
1345 CREATE FUNCTION "issue_requires_first_initiative_trigger"()
1346 RETURNS TRIGGER
1347 LANGUAGE 'plpgsql' VOLATILE AS $$
1348 BEGIN
1349 IF NOT EXISTS (
1350 SELECT NULL FROM "initiative" WHERE "issue_id" = NEW."id"
1351 ) THEN
1352 --RAISE 'Cannot create issue without an initial initiative.' USING
1353 -- ERRCODE = 'integrity_constraint_violation',
1354 -- HINT = 'Create issue, initiative, and draft within the same transaction.';
1355 RAISE EXCEPTION 'Cannot create issue without an initial initiative.';
1356 END IF;
1357 RETURN NULL;
1358 END;
1359 $$;
1361 CREATE CONSTRAINT TRIGGER "issue_requires_first_initiative"
1362 AFTER INSERT OR UPDATE ON "issue" DEFERRABLE INITIALLY DEFERRED
1363 FOR EACH ROW EXECUTE PROCEDURE
1364 "issue_requires_first_initiative_trigger"();
1366 COMMENT ON FUNCTION "issue_requires_first_initiative_trigger"() IS 'Implementation of trigger "issue_requires_first_initiative" on table "issue"';
1367 COMMENT ON TRIGGER "issue_requires_first_initiative" ON "issue" IS 'Ensure that new issues have at least one initiative';
1370 CREATE FUNCTION "last_initiative_deletes_issue_trigger"()
1371 RETURNS TRIGGER
1372 LANGUAGE 'plpgsql' VOLATILE AS $$
1373 DECLARE
1374 "reference_lost" BOOLEAN;
1375 BEGIN
1376 IF TG_OP = 'DELETE' THEN
1377 "reference_lost" := TRUE;
1378 ELSE
1379 "reference_lost" := NEW."issue_id" != OLD."issue_id";
1380 END IF;
1381 IF
1382 "reference_lost" AND NOT EXISTS (
1383 SELECT NULL FROM "initiative" WHERE "issue_id" = OLD."issue_id"
1384 )
1385 THEN
1386 DELETE FROM "issue" WHERE "id" = OLD."issue_id";
1387 END IF;
1388 RETURN NULL;
1389 END;
1390 $$;
1392 CREATE CONSTRAINT TRIGGER "last_initiative_deletes_issue"
1393 AFTER UPDATE OR DELETE ON "initiative" DEFERRABLE INITIALLY DEFERRED
1394 FOR EACH ROW EXECUTE PROCEDURE
1395 "last_initiative_deletes_issue_trigger"();
1397 COMMENT ON FUNCTION "last_initiative_deletes_issue_trigger"() IS 'Implementation of trigger "last_initiative_deletes_issue" on table "initiative"';
1398 COMMENT ON TRIGGER "last_initiative_deletes_issue" ON "initiative" IS 'Removing the last initiative of an issue deletes the issue';
1401 CREATE FUNCTION "initiative_requires_first_draft_trigger"()
1402 RETURNS TRIGGER
1403 LANGUAGE 'plpgsql' VOLATILE AS $$
1404 BEGIN
1405 IF NOT EXISTS (
1406 SELECT NULL FROM "draft" WHERE "initiative_id" = NEW."id"
1407 ) THEN
1408 --RAISE 'Cannot create initiative without an initial draft.' USING
1409 -- ERRCODE = 'integrity_constraint_violation',
1410 -- HINT = 'Create issue, initiative and draft within the same transaction.';
1411 RAISE EXCEPTION 'Cannot create initiative without an initial draft.';
1412 END IF;
1413 RETURN NULL;
1414 END;
1415 $$;
1417 CREATE CONSTRAINT TRIGGER "initiative_requires_first_draft"
1418 AFTER INSERT OR UPDATE ON "initiative" DEFERRABLE INITIALLY DEFERRED
1419 FOR EACH ROW EXECUTE PROCEDURE
1420 "initiative_requires_first_draft_trigger"();
1422 COMMENT ON FUNCTION "initiative_requires_first_draft_trigger"() IS 'Implementation of trigger "initiative_requires_first_draft" on table "initiative"';
1423 COMMENT ON TRIGGER "initiative_requires_first_draft" ON "initiative" IS 'Ensure that new initiatives have at least one draft';
1426 CREATE FUNCTION "last_draft_deletes_initiative_trigger"()
1427 RETURNS TRIGGER
1428 LANGUAGE 'plpgsql' VOLATILE AS $$
1429 DECLARE
1430 "reference_lost" BOOLEAN;
1431 BEGIN
1432 IF TG_OP = 'DELETE' THEN
1433 "reference_lost" := TRUE;
1434 ELSE
1435 "reference_lost" := NEW."initiative_id" != OLD."initiative_id";
1436 END IF;
1437 IF
1438 "reference_lost" AND NOT EXISTS (
1439 SELECT NULL FROM "draft" WHERE "initiative_id" = OLD."initiative_id"
1440 )
1441 THEN
1442 DELETE FROM "initiative" WHERE "id" = OLD."initiative_id";
1443 END IF;
1444 RETURN NULL;
1445 END;
1446 $$;
1448 CREATE CONSTRAINT TRIGGER "last_draft_deletes_initiative"
1449 AFTER UPDATE OR DELETE ON "draft" DEFERRABLE INITIALLY DEFERRED
1450 FOR EACH ROW EXECUTE PROCEDURE
1451 "last_draft_deletes_initiative_trigger"();
1453 COMMENT ON FUNCTION "last_draft_deletes_initiative_trigger"() IS 'Implementation of trigger "last_draft_deletes_initiative" on table "draft"';
1454 COMMENT ON TRIGGER "last_draft_deletes_initiative" ON "draft" IS 'Removing the last draft of an initiative deletes the initiative';
1457 CREATE FUNCTION "suggestion_requires_first_opinion_trigger"()
1458 RETURNS TRIGGER
1459 LANGUAGE 'plpgsql' VOLATILE AS $$
1460 BEGIN
1461 IF NOT EXISTS (
1462 SELECT NULL FROM "opinion" WHERE "suggestion_id" = NEW."id"
1463 ) THEN
1464 RAISE EXCEPTION 'Cannot create a suggestion without an opinion.';
1465 END IF;
1466 RETURN NULL;
1467 END;
1468 $$;
1470 CREATE CONSTRAINT TRIGGER "suggestion_requires_first_opinion"
1471 AFTER INSERT OR UPDATE ON "suggestion" DEFERRABLE INITIALLY DEFERRED
1472 FOR EACH ROW EXECUTE PROCEDURE
1473 "suggestion_requires_first_opinion_trigger"();
1475 COMMENT ON FUNCTION "suggestion_requires_first_opinion_trigger"() IS 'Implementation of trigger "suggestion_requires_first_opinion" on table "suggestion"';
1476 COMMENT ON TRIGGER "suggestion_requires_first_opinion" ON "suggestion" IS 'Ensure that new suggestions have at least one opinion';
1479 CREATE FUNCTION "last_opinion_deletes_suggestion_trigger"()
1480 RETURNS TRIGGER
1481 LANGUAGE 'plpgsql' VOLATILE AS $$
1482 DECLARE
1483 "reference_lost" BOOLEAN;
1484 BEGIN
1485 IF TG_OP = 'DELETE' THEN
1486 "reference_lost" := TRUE;
1487 ELSE
1488 "reference_lost" := NEW."suggestion_id" != OLD."suggestion_id";
1489 END IF;
1490 IF
1491 "reference_lost" AND NOT EXISTS (
1492 SELECT NULL FROM "opinion" WHERE "suggestion_id" = OLD."suggestion_id"
1493 )
1494 THEN
1495 DELETE FROM "suggestion" WHERE "id" = OLD."suggestion_id";
1496 END IF;
1497 RETURN NULL;
1498 END;
1499 $$;
1501 CREATE CONSTRAINT TRIGGER "last_opinion_deletes_suggestion"
1502 AFTER UPDATE OR DELETE ON "opinion" DEFERRABLE INITIALLY DEFERRED
1503 FOR EACH ROW EXECUTE PROCEDURE
1504 "last_opinion_deletes_suggestion_trigger"();
1506 COMMENT ON FUNCTION "last_opinion_deletes_suggestion_trigger"() IS 'Implementation of trigger "last_opinion_deletes_suggestion" on table "opinion"';
1507 COMMENT ON TRIGGER "last_opinion_deletes_suggestion" ON "opinion" IS 'Removing the last opinion of a suggestion deletes the suggestion';
1510 CREATE FUNCTION "non_voter_deletes_direct_voter_trigger"()
1511 RETURNS TRIGGER
1512 LANGUAGE 'plpgsql' VOLATILE AS $$
1513 BEGIN
1514 DELETE FROM "direct_voter"
1515 WHERE "issue_id" = NEW."issue_id" AND "member_id" = NEW."member_id";
1516 RETURN NULL;
1517 END;
1518 $$;
1520 CREATE TRIGGER "non_voter_deletes_direct_voter"
1521 AFTER INSERT OR UPDATE ON "non_voter"
1522 FOR EACH ROW EXECUTE PROCEDURE
1523 "non_voter_deletes_direct_voter_trigger"();
1525 COMMENT ON FUNCTION "non_voter_deletes_direct_voter_trigger"() IS 'Implementation of trigger "non_voter_deletes_direct_voter" on table "non_voter"';
1526 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")';
1529 CREATE FUNCTION "direct_voter_deletes_non_voter_trigger"()
1530 RETURNS TRIGGER
1531 LANGUAGE 'plpgsql' VOLATILE AS $$
1532 BEGIN
1533 DELETE FROM "non_voter"
1534 WHERE "issue_id" = NEW."issue_id" AND "member_id" = NEW."member_id";
1535 RETURN NULL;
1536 END;
1537 $$;
1539 CREATE TRIGGER "direct_voter_deletes_non_voter"
1540 AFTER INSERT OR UPDATE ON "direct_voter"
1541 FOR EACH ROW EXECUTE PROCEDURE
1542 "direct_voter_deletes_non_voter_trigger"();
1544 COMMENT ON FUNCTION "direct_voter_deletes_non_voter_trigger"() IS 'Implementation of trigger "direct_voter_deletes_non_voter" on table "direct_voter"';
1545 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")';
1548 CREATE FUNCTION "voter_comment_fields_only_set_when_voter_comment_is_set_trigger"()
1549 RETURNS TRIGGER
1550 LANGUAGE 'plpgsql' VOLATILE AS $$
1551 BEGIN
1552 IF NEW."comment" ISNULL THEN
1553 NEW."comment_changed" := NULL;
1554 NEW."formatting_engine" := NULL;
1555 END IF;
1556 RETURN NEW;
1557 END;
1558 $$;
1560 CREATE TRIGGER "voter_comment_fields_only_set_when_voter_comment_is_set"
1561 BEFORE INSERT OR UPDATE ON "direct_voter"
1562 FOR EACH ROW EXECUTE PROCEDURE
1563 "voter_comment_fields_only_set_when_voter_comment_is_set_trigger"();
1565 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"';
1566 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.';
1569 ---------------------------------------------------------------
1570 -- Ensure that votes are not modified when issues are frozen --
1571 ---------------------------------------------------------------
1573 -- NOTE: Frontends should ensure this anyway, but in case of programming
1574 -- errors the following triggers ensure data integrity.
1577 CREATE FUNCTION "forbid_changes_on_closed_issue_trigger"()
1578 RETURNS TRIGGER
1579 LANGUAGE 'plpgsql' VOLATILE AS $$
1580 DECLARE
1581 "issue_id_v" "issue"."id"%TYPE;
1582 "issue_row" "issue"%ROWTYPE;
1583 BEGIN
1584 IF TG_RELID = 'direct_voter'::regclass AND TG_OP = 'UPDATE' THEN
1585 IF
1586 OLD."issue_id" = NEW."issue_id" AND
1587 OLD."member_id" = NEW."member_id" AND
1588 OLD."weight" = NEW."weight"
1589 THEN
1590 RETURN NULL; -- allows changing of voter comment
1591 END IF;
1592 END IF;
1593 IF TG_OP = 'DELETE' THEN
1594 "issue_id_v" := OLD."issue_id";
1595 ELSE
1596 "issue_id_v" := NEW."issue_id";
1597 END IF;
1598 SELECT INTO "issue_row" * FROM "issue"
1599 WHERE "id" = "issue_id_v" FOR SHARE;
1600 IF "issue_row"."closed" NOTNULL THEN
1601 RAISE EXCEPTION 'Tried to modify data belonging to a closed issue.';
1602 END IF;
1603 RETURN NULL;
1604 END;
1605 $$;
1607 CREATE TRIGGER "forbid_changes_on_closed_issue"
1608 AFTER INSERT OR UPDATE OR DELETE ON "direct_voter"
1609 FOR EACH ROW EXECUTE PROCEDURE
1610 "forbid_changes_on_closed_issue_trigger"();
1612 CREATE TRIGGER "forbid_changes_on_closed_issue"
1613 AFTER INSERT OR UPDATE OR DELETE ON "delegating_voter"
1614 FOR EACH ROW EXECUTE PROCEDURE
1615 "forbid_changes_on_closed_issue_trigger"();
1617 CREATE TRIGGER "forbid_changes_on_closed_issue"
1618 AFTER INSERT OR UPDATE OR DELETE ON "vote"
1619 FOR EACH ROW EXECUTE PROCEDURE
1620 "forbid_changes_on_closed_issue_trigger"();
1622 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"';
1623 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';
1624 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';
1625 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';
1629 --------------------------------------------------------------------
1630 -- Auto-retrieval of fields only needed for referential integrity --
1631 --------------------------------------------------------------------
1634 CREATE FUNCTION "autofill_issue_id_trigger"()
1635 RETURNS TRIGGER
1636 LANGUAGE 'plpgsql' VOLATILE AS $$
1637 BEGIN
1638 IF NEW."issue_id" ISNULL THEN
1639 SELECT "issue_id" INTO NEW."issue_id"
1640 FROM "initiative" WHERE "id" = NEW."initiative_id";
1641 END IF;
1642 RETURN NEW;
1643 END;
1644 $$;
1646 CREATE TRIGGER "autofill_issue_id" BEFORE INSERT ON "supporter"
1647 FOR EACH ROW EXECUTE PROCEDURE "autofill_issue_id_trigger"();
1649 CREATE TRIGGER "autofill_issue_id" BEFORE INSERT ON "vote"
1650 FOR EACH ROW EXECUTE PROCEDURE "autofill_issue_id_trigger"();
1652 COMMENT ON FUNCTION "autofill_issue_id_trigger"() IS 'Implementation of triggers "autofill_issue_id" on tables "supporter" and "vote"';
1653 COMMENT ON TRIGGER "autofill_issue_id" ON "supporter" IS 'Set "issue_id" field automatically, if NULL';
1654 COMMENT ON TRIGGER "autofill_issue_id" ON "vote" IS 'Set "issue_id" field automatically, if NULL';
1657 CREATE FUNCTION "autofill_initiative_id_trigger"()
1658 RETURNS TRIGGER
1659 LANGUAGE 'plpgsql' VOLATILE AS $$
1660 BEGIN
1661 IF NEW."initiative_id" ISNULL THEN
1662 SELECT "initiative_id" INTO NEW."initiative_id"
1663 FROM "suggestion" WHERE "id" = NEW."suggestion_id";
1664 END IF;
1665 RETURN NEW;
1666 END;
1667 $$;
1669 CREATE TRIGGER "autofill_initiative_id" BEFORE INSERT ON "opinion"
1670 FOR EACH ROW EXECUTE PROCEDURE "autofill_initiative_id_trigger"();
1672 COMMENT ON FUNCTION "autofill_initiative_id_trigger"() IS 'Implementation of trigger "autofill_initiative_id" on table "opinion"';
1673 COMMENT ON TRIGGER "autofill_initiative_id" ON "opinion" IS 'Set "initiative_id" field automatically, if NULL';
1677 -----------------------------------------------------
1678 -- Automatic calculation of certain default values --
1679 -----------------------------------------------------
1682 CREATE FUNCTION "copy_timings_trigger"()
1683 RETURNS TRIGGER
1684 LANGUAGE 'plpgsql' VOLATILE AS $$
1685 DECLARE
1686 "policy_row" "policy"%ROWTYPE;
1687 BEGIN
1688 SELECT * INTO "policy_row" FROM "policy"
1689 WHERE "id" = NEW."policy_id";
1690 IF NEW."admission_time" ISNULL THEN
1691 NEW."admission_time" := "policy_row"."admission_time";
1692 END IF;
1693 IF NEW."discussion_time" ISNULL THEN
1694 NEW."discussion_time" := "policy_row"."discussion_time";
1695 END IF;
1696 IF NEW."verification_time" ISNULL THEN
1697 NEW."verification_time" := "policy_row"."verification_time";
1698 END IF;
1699 IF NEW."voting_time" ISNULL THEN
1700 NEW."voting_time" := "policy_row"."voting_time";
1701 END IF;
1702 RETURN NEW;
1703 END;
1704 $$;
1706 CREATE TRIGGER "copy_timings" BEFORE INSERT OR UPDATE ON "issue"
1707 FOR EACH ROW EXECUTE PROCEDURE "copy_timings_trigger"();
1709 COMMENT ON FUNCTION "copy_timings_trigger"() IS 'Implementation of trigger "copy_timings" on table "issue"';
1710 COMMENT ON TRIGGER "copy_timings" ON "issue" IS 'If timing fields are NULL, copy values from policy.';
1713 CREATE FUNCTION "default_for_draft_id_trigger"()
1714 RETURNS TRIGGER
1715 LANGUAGE 'plpgsql' VOLATILE AS $$
1716 BEGIN
1717 IF NEW."draft_id" ISNULL THEN
1718 SELECT "id" INTO NEW."draft_id" FROM "current_draft"
1719 WHERE "initiative_id" = NEW."initiative_id";
1720 END IF;
1721 RETURN NEW;
1722 END;
1723 $$;
1725 CREATE TRIGGER "default_for_draft_id" BEFORE INSERT OR UPDATE ON "suggestion"
1726 FOR EACH ROW EXECUTE PROCEDURE "default_for_draft_id_trigger"();
1727 CREATE TRIGGER "default_for_draft_id" BEFORE INSERT OR UPDATE ON "supporter"
1728 FOR EACH ROW EXECUTE PROCEDURE "default_for_draft_id_trigger"();
1730 COMMENT ON FUNCTION "default_for_draft_id_trigger"() IS 'Implementation of trigger "default_for_draft" on tables "supporter" and "suggestion"';
1731 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';
1732 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';
1736 ----------------------------------------
1737 -- Automatic creation of dependencies --
1738 ----------------------------------------
1741 CREATE FUNCTION "autocreate_interest_trigger"()
1742 RETURNS TRIGGER
1743 LANGUAGE 'plpgsql' VOLATILE AS $$
1744 BEGIN
1745 IF NOT EXISTS (
1746 SELECT NULL FROM "initiative" JOIN "interest"
1747 ON "initiative"."issue_id" = "interest"."issue_id"
1748 WHERE "initiative"."id" = NEW."initiative_id"
1749 AND "interest"."member_id" = NEW."member_id"
1750 ) THEN
1751 BEGIN
1752 INSERT INTO "interest" ("issue_id", "member_id")
1753 SELECT "issue_id", NEW."member_id"
1754 FROM "initiative" WHERE "id" = NEW."initiative_id";
1755 EXCEPTION WHEN unique_violation THEN END;
1756 END IF;
1757 RETURN NEW;
1758 END;
1759 $$;
1761 CREATE TRIGGER "autocreate_interest" BEFORE INSERT ON "supporter"
1762 FOR EACH ROW EXECUTE PROCEDURE "autocreate_interest_trigger"();
1764 COMMENT ON FUNCTION "autocreate_interest_trigger"() IS 'Implementation of trigger "autocreate_interest" on table "supporter"';
1765 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';
1768 CREATE FUNCTION "autocreate_supporter_trigger"()
1769 RETURNS TRIGGER
1770 LANGUAGE 'plpgsql' VOLATILE AS $$
1771 BEGIN
1772 IF NOT EXISTS (
1773 SELECT NULL FROM "suggestion" JOIN "supporter"
1774 ON "suggestion"."initiative_id" = "supporter"."initiative_id"
1775 WHERE "suggestion"."id" = NEW."suggestion_id"
1776 AND "supporter"."member_id" = NEW."member_id"
1777 ) THEN
1778 BEGIN
1779 INSERT INTO "supporter" ("initiative_id", "member_id")
1780 SELECT "initiative_id", NEW."member_id"
1781 FROM "suggestion" WHERE "id" = NEW."suggestion_id";
1782 EXCEPTION WHEN unique_violation THEN END;
1783 END IF;
1784 RETURN NEW;
1785 END;
1786 $$;
1788 CREATE TRIGGER "autocreate_supporter" BEFORE INSERT ON "opinion"
1789 FOR EACH ROW EXECUTE PROCEDURE "autocreate_supporter_trigger"();
1791 COMMENT ON FUNCTION "autocreate_supporter_trigger"() IS 'Implementation of trigger "autocreate_supporter" on table "opinion"';
1792 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.';
1796 ------------------------------------------
1797 -- Views and helper functions for views --
1798 ------------------------------------------
1801 CREATE VIEW "unit_delegation" AS
1802 SELECT
1803 "unit"."id" AS "unit_id",
1804 "delegation"."id",
1805 "delegation"."truster_id",
1806 "delegation"."trustee_id",
1807 "delegation"."scope"
1808 FROM "unit"
1809 JOIN "delegation"
1810 ON "delegation"."unit_id" = "unit"."id"
1811 JOIN "member"
1812 ON "delegation"."truster_id" = "member"."id"
1813 JOIN "privilege"
1814 ON "delegation"."unit_id" = "privilege"."unit_id"
1815 AND "delegation"."truster_id" = "privilege"."member_id"
1816 WHERE "member"."active" AND "privilege"."voting_right";
1818 COMMENT ON VIEW "unit_delegation" IS 'Unit delegations where trusters are active and have voting right';
1821 CREATE VIEW "area_delegation" AS
1822 SELECT DISTINCT ON ("area"."id", "delegation"."truster_id")
1823 "area"."id" AS "area_id",
1824 "delegation"."id",
1825 "delegation"."truster_id",
1826 "delegation"."trustee_id",
1827 "delegation"."scope"
1828 FROM "area"
1829 JOIN "delegation"
1830 ON "delegation"."unit_id" = "area"."unit_id"
1831 OR "delegation"."area_id" = "area"."id"
1832 JOIN "member"
1833 ON "delegation"."truster_id" = "member"."id"
1834 JOIN "privilege"
1835 ON "area"."unit_id" = "privilege"."unit_id"
1836 AND "delegation"."truster_id" = "privilege"."member_id"
1837 WHERE "member"."active" AND "privilege"."voting_right"
1838 ORDER BY
1839 "area"."id",
1840 "delegation"."truster_id",
1841 "delegation"."scope" DESC;
1843 COMMENT ON VIEW "area_delegation" IS 'Area delegations where trusters are active and have voting right';
1846 CREATE VIEW "issue_delegation" AS
1847 SELECT DISTINCT ON ("issue"."id", "delegation"."truster_id")
1848 "issue"."id" AS "issue_id",
1849 "delegation"."id",
1850 "delegation"."truster_id",
1851 "delegation"."trustee_id",
1852 "delegation"."scope"
1853 FROM "issue"
1854 JOIN "area"
1855 ON "area"."id" = "issue"."area_id"
1856 JOIN "delegation"
1857 ON "delegation"."unit_id" = "area"."unit_id"
1858 OR "delegation"."area_id" = "area"."id"
1859 OR "delegation"."issue_id" = "issue"."id"
1860 JOIN "member"
1861 ON "delegation"."truster_id" = "member"."id"
1862 JOIN "privilege"
1863 ON "area"."unit_id" = "privilege"."unit_id"
1864 AND "delegation"."truster_id" = "privilege"."member_id"
1865 WHERE "member"."active" AND "privilege"."voting_right"
1866 ORDER BY
1867 "issue"."id",
1868 "delegation"."truster_id",
1869 "delegation"."scope" DESC;
1871 COMMENT ON VIEW "issue_delegation" IS 'Issue delegations where trusters are active and have voting right';
1874 CREATE FUNCTION "membership_weight_with_skipping"
1875 ( "area_id_p" "area"."id"%TYPE,
1876 "member_id_p" "member"."id"%TYPE,
1877 "skip_member_ids_p" INT4[] ) -- "member"."id"%TYPE[]
1878 RETURNS INT4
1879 LANGUAGE 'plpgsql' STABLE AS $$
1880 DECLARE
1881 "sum_v" INT4;
1882 "delegation_row" "area_delegation"%ROWTYPE;
1883 BEGIN
1884 "sum_v" := 1;
1885 FOR "delegation_row" IN
1886 SELECT "area_delegation".*
1887 FROM "area_delegation" LEFT JOIN "membership"
1888 ON "membership"."area_id" = "area_id_p"
1889 AND "membership"."member_id" = "area_delegation"."truster_id"
1890 WHERE "area_delegation"."area_id" = "area_id_p"
1891 AND "area_delegation"."trustee_id" = "member_id_p"
1892 AND "membership"."member_id" ISNULL
1893 LOOP
1894 IF NOT
1895 "skip_member_ids_p" @> ARRAY["delegation_row"."truster_id"]
1896 THEN
1897 "sum_v" := "sum_v" + "membership_weight_with_skipping"(
1898 "area_id_p",
1899 "delegation_row"."truster_id",
1900 "skip_member_ids_p" || "delegation_row"."truster_id"
1901 );
1902 END IF;
1903 END LOOP;
1904 RETURN "sum_v";
1905 END;
1906 $$;
1908 COMMENT ON FUNCTION "membership_weight_with_skipping"
1909 ( "area"."id"%TYPE,
1910 "member"."id"%TYPE,
1911 INT4[] )
1912 IS 'Helper function for "membership_weight" function';
1915 CREATE FUNCTION "membership_weight"
1916 ( "area_id_p" "area"."id"%TYPE,
1917 "member_id_p" "member"."id"%TYPE ) -- "member"."id"%TYPE[]
1918 RETURNS INT4
1919 LANGUAGE 'plpgsql' STABLE AS $$
1920 BEGIN
1921 RETURN "membership_weight_with_skipping"(
1922 "area_id_p",
1923 "member_id_p",
1924 ARRAY["member_id_p"]
1925 );
1926 END;
1927 $$;
1929 COMMENT ON FUNCTION "membership_weight"
1930 ( "area"."id"%TYPE,
1931 "member"."id"%TYPE )
1932 IS 'Calculates the potential voting weight of a member in a given area';
1935 CREATE VIEW "member_count_view" AS
1936 SELECT count(1) AS "total_count" FROM "member" WHERE "active";
1938 COMMENT ON VIEW "member_count_view" IS 'View used to update "member_count" table';
1941 CREATE VIEW "unit_member_count" AS
1942 SELECT
1943 "unit"."id" AS "unit_id",
1944 count("member"."id") AS "member_count"
1945 FROM "unit"
1946 LEFT JOIN "privilege"
1947 ON "privilege"."unit_id" = "unit"."id"
1948 AND "privilege"."voting_right"
1949 LEFT JOIN "member"
1950 ON "member"."id" = "privilege"."member_id"
1951 AND "member"."active"
1952 GROUP BY "unit"."id";
1954 COMMENT ON VIEW "unit_member_count" IS 'View used to update "member_count" column of "unit" table';
1957 CREATE VIEW "area_member_count" AS
1958 SELECT
1959 "area"."id" AS "area_id",
1960 count("member"."id") AS "direct_member_count",
1961 coalesce(
1962 sum(
1963 CASE WHEN "member"."id" NOTNULL THEN
1964 "membership_weight"("area"."id", "member"."id")
1965 ELSE 0 END
1966 )
1967 ) AS "member_weight"
1968 FROM "area"
1969 LEFT JOIN "membership"
1970 ON "area"."id" = "membership"."area_id"
1971 LEFT JOIN "privilege"
1972 ON "privilege"."unit_id" = "area"."unit_id"
1973 AND "privilege"."member_id" = "membership"."member_id"
1974 AND "privilege"."voting_right"
1975 LEFT JOIN "member"
1976 ON "member"."id" = "privilege"."member_id" -- NOTE: no membership here!
1977 AND "member"."active"
1978 GROUP BY "area"."id";
1980 COMMENT ON VIEW "area_member_count" IS 'View used to update "direct_member_count" and "member_weight" columns of table "area"';
1983 CREATE VIEW "opening_draft" AS
1984 SELECT "draft".* FROM (
1985 SELECT
1986 "initiative"."id" AS "initiative_id",
1987 min("draft"."id") AS "draft_id"
1988 FROM "initiative" JOIN "draft"
1989 ON "initiative"."id" = "draft"."initiative_id"
1990 GROUP BY "initiative"."id"
1991 ) AS "subquery"
1992 JOIN "draft" ON "subquery"."draft_id" = "draft"."id";
1994 COMMENT ON VIEW "opening_draft" IS 'First drafts of all initiatives';
1997 CREATE VIEW "current_draft" AS
1998 SELECT "draft".* FROM (
1999 SELECT
2000 "initiative"."id" AS "initiative_id",
2001 max("draft"."id") AS "draft_id"
2002 FROM "initiative" JOIN "draft"
2003 ON "initiative"."id" = "draft"."initiative_id"
2004 GROUP BY "initiative"."id"
2005 ) AS "subquery"
2006 JOIN "draft" ON "subquery"."draft_id" = "draft"."id";
2008 COMMENT ON VIEW "current_draft" IS 'All latest drafts for each initiative';
2011 CREATE VIEW "critical_opinion" AS
2012 SELECT * FROM "opinion"
2013 WHERE ("degree" = 2 AND "fulfilled" = FALSE)
2014 OR ("degree" = -2 AND "fulfilled" = TRUE);
2016 COMMENT ON VIEW "critical_opinion" IS 'Opinions currently causing dissatisfaction';
2019 CREATE VIEW "battle_participant" AS
2020 SELECT "initiative"."id", "initiative"."issue_id"
2021 FROM "issue" JOIN "initiative"
2022 ON "issue"."id" = "initiative"."issue_id"
2023 WHERE "initiative"."admitted"
2024 UNION ALL
2025 SELECT NULL, "id" AS "issue_id"
2026 FROM "issue";
2028 COMMENT ON VIEW "battle_participant" IS 'Helper view for "battle_view" containing admitted initiatives plus virtual "status-quo" initiative denoted by NULL reference';
2031 CREATE VIEW "battle_view" AS
2032 SELECT
2033 "issue"."id" AS "issue_id",
2034 "winning_initiative"."id" AS "winning_initiative_id",
2035 "losing_initiative"."id" AS "losing_initiative_id",
2036 sum(
2037 CASE WHEN
2038 coalesce("better_vote"."grade", 0) >
2039 coalesce("worse_vote"."grade", 0)
2040 THEN "direct_voter"."weight" ELSE 0 END
2041 ) AS "count"
2042 FROM "issue"
2043 LEFT JOIN "direct_voter"
2044 ON "issue"."id" = "direct_voter"."issue_id"
2045 JOIN "battle_participant" AS "winning_initiative"
2046 ON "issue"."id" = "winning_initiative"."issue_id"
2047 JOIN "battle_participant" AS "losing_initiative"
2048 ON "issue"."id" = "losing_initiative"."issue_id"
2049 LEFT JOIN "vote" AS "better_vote"
2050 ON "direct_voter"."member_id" = "better_vote"."member_id"
2051 AND "winning_initiative"."id" = "better_vote"."initiative_id"
2052 LEFT JOIN "vote" AS "worse_vote"
2053 ON "direct_voter"."member_id" = "worse_vote"."member_id"
2054 AND "losing_initiative"."id" = "worse_vote"."initiative_id"
2055 WHERE "issue"."state" = 'voting'
2056 AND "issue"."phase_finished" NOTNULL
2057 AND "issue"."cleaned" ISNULL
2058 AND (
2059 "winning_initiative"."id" != "losing_initiative"."id" OR
2060 ( ("winning_initiative"."id" NOTNULL AND "losing_initiative"."id" ISNULL) OR
2061 ("winning_initiative"."id" ISNULL AND "losing_initiative"."id" NOTNULL) ) )
2062 GROUP BY
2063 "issue"."id",
2064 "winning_initiative"."id",
2065 "losing_initiative"."id";
2067 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';
2070 CREATE VIEW "expired_session" AS
2071 SELECT * FROM "session" WHERE now() > "expiry";
2073 CREATE RULE "delete" AS ON DELETE TO "expired_session" DO INSTEAD
2074 DELETE FROM "session" WHERE "ident" = OLD."ident";
2076 COMMENT ON VIEW "expired_session" IS 'View containing all expired sessions where DELETE is possible';
2077 COMMENT ON RULE "delete" ON "expired_session" IS 'Rule allowing DELETE on rows in "expired_session" view, i.e. DELETE FROM "expired_session"';
2080 CREATE VIEW "open_issue" AS
2081 SELECT * FROM "issue" WHERE "closed" ISNULL;
2083 COMMENT ON VIEW "open_issue" IS 'All open issues';
2086 CREATE VIEW "member_contingent" AS
2087 SELECT
2088 "member"."id" AS "member_id",
2089 "contingent"."polling",
2090 "contingent"."time_frame",
2091 CASE WHEN "contingent"."text_entry_limit" NOTNULL THEN
2092 (
2093 SELECT count(1) FROM "draft"
2094 JOIN "initiative" ON "initiative"."id" = "draft"."initiative_id"
2095 WHERE "draft"."author_id" = "member"."id"
2096 AND "initiative"."polling" = "contingent"."polling"
2097 AND "draft"."created" > now() - "contingent"."time_frame"
2098 ) + (
2099 SELECT count(1) FROM "suggestion"
2100 JOIN "initiative" ON "initiative"."id" = "suggestion"."initiative_id"
2101 WHERE "suggestion"."author_id" = "member"."id"
2102 AND "contingent"."polling" = FALSE
2103 AND "suggestion"."created" > now() - "contingent"."time_frame"
2104 )
2105 ELSE NULL END AS "text_entry_count",
2106 "contingent"."text_entry_limit",
2107 CASE WHEN "contingent"."initiative_limit" NOTNULL THEN (
2108 SELECT count(1) FROM "opening_draft" AS "draft"
2109 JOIN "initiative" ON "initiative"."id" = "draft"."initiative_id"
2110 WHERE "draft"."author_id" = "member"."id"
2111 AND "initiative"."polling" = "contingent"."polling"
2112 AND "draft"."created" > now() - "contingent"."time_frame"
2113 ) ELSE NULL END AS "initiative_count",
2114 "contingent"."initiative_limit"
2115 FROM "member" CROSS JOIN "contingent";
2117 COMMENT ON VIEW "member_contingent" IS 'Actual counts of text entries and initiatives are calculated per member for each limit in the "contingent" table.';
2119 COMMENT ON COLUMN "member_contingent"."text_entry_count" IS 'Only calculated when "text_entry_limit" is not null in the same row';
2120 COMMENT ON COLUMN "member_contingent"."initiative_count" IS 'Only calculated when "initiative_limit" is not null in the same row';
2123 CREATE VIEW "member_contingent_left" AS
2124 SELECT
2125 "member_id",
2126 "polling",
2127 max("text_entry_limit" - "text_entry_count") AS "text_entries_left",
2128 max("initiative_limit" - "initiative_count") AS "initiatives_left"
2129 FROM "member_contingent" GROUP BY "member_id", "polling";
2131 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.';
2134 CREATE VIEW "event_seen_by_member" AS
2135 SELECT
2136 "member"."id" AS "seen_by_member_id",
2137 CASE WHEN "event"."state" IN (
2138 'voting',
2139 'finished_without_winner',
2140 'finished_with_winner'
2141 ) THEN
2142 'voting'::"notify_level"
2143 ELSE
2144 CASE WHEN "event"."state" IN (
2145 'verification',
2146 'canceled_after_revocation_during_verification',
2147 'canceled_no_initiative_admitted'
2148 ) THEN
2149 'verification'::"notify_level"
2150 ELSE
2151 CASE WHEN "event"."state" IN (
2152 'discussion',
2153 'canceled_after_revocation_during_discussion'
2154 ) THEN
2155 'discussion'::"notify_level"
2156 ELSE
2157 'all'::"notify_level"
2158 END
2159 END
2160 END AS "notify_level",
2161 "event".*
2162 FROM "member" CROSS JOIN "event"
2163 LEFT JOIN "issue"
2164 ON "event"."issue_id" = "issue"."id"
2165 LEFT JOIN "membership"
2166 ON "member"."id" = "membership"."member_id"
2167 AND "issue"."area_id" = "membership"."area_id"
2168 LEFT JOIN "interest"
2169 ON "member"."id" = "interest"."member_id"
2170 AND "event"."issue_id" = "interest"."issue_id"
2171 LEFT JOIN "supporter"
2172 ON "member"."id" = "supporter"."member_id"
2173 AND "event"."initiative_id" = "supporter"."initiative_id"
2174 LEFT JOIN "ignored_member"
2175 ON "member"."id" = "ignored_member"."member_id"
2176 AND "event"."member_id" = "ignored_member"."other_member_id"
2177 LEFT JOIN "ignored_initiative"
2178 ON "member"."id" = "ignored_initiative"."member_id"
2179 AND "event"."initiative_id" = "ignored_initiative"."initiative_id"
2180 WHERE (
2181 "supporter"."member_id" NOTNULL OR
2182 "interest"."member_id" NOTNULL OR
2183 ( "membership"."member_id" NOTNULL AND
2184 "event"."event" IN (
2185 'issue_state_changed',
2186 'initiative_created_in_new_issue',
2187 'initiative_created_in_existing_issue',
2188 'initiative_revoked' ) ) )
2189 AND "ignored_member"."member_id" ISNULL
2190 AND "ignored_initiative"."member_id" ISNULL;
2192 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"';
2195 CREATE VIEW "selected_event_seen_by_member" AS
2196 SELECT
2197 "member"."id" AS "seen_by_member_id",
2198 CASE WHEN "event"."state" IN (
2199 'voting',
2200 'finished_without_winner',
2201 'finished_with_winner'
2202 ) THEN
2203 'voting'::"notify_level"
2204 ELSE
2205 CASE WHEN "event"."state" IN (
2206 'verification',
2207 'canceled_after_revocation_during_verification',
2208 'canceled_no_initiative_admitted'
2209 ) THEN
2210 'verification'::"notify_level"
2211 ELSE
2212 CASE WHEN "event"."state" IN (
2213 'discussion',
2214 'canceled_after_revocation_during_discussion'
2215 ) THEN
2216 'discussion'::"notify_level"
2217 ELSE
2218 'all'::"notify_level"
2219 END
2220 END
2221 END AS "notify_level",
2222 "event".*
2223 FROM "member" CROSS JOIN "event"
2224 LEFT JOIN "issue"
2225 ON "event"."issue_id" = "issue"."id"
2226 LEFT JOIN "membership"
2227 ON "member"."id" = "membership"."member_id"
2228 AND "issue"."area_id" = "membership"."area_id"
2229 LEFT JOIN "interest"
2230 ON "member"."id" = "interest"."member_id"
2231 AND "event"."issue_id" = "interest"."issue_id"
2232 LEFT JOIN "supporter"
2233 ON "member"."id" = "supporter"."member_id"
2234 AND "event"."initiative_id" = "supporter"."initiative_id"
2235 LEFT JOIN "ignored_member"
2236 ON "member"."id" = "ignored_member"."member_id"
2237 AND "event"."member_id" = "ignored_member"."other_member_id"
2238 LEFT JOIN "ignored_initiative"
2239 ON "member"."id" = "ignored_initiative"."member_id"
2240 AND "event"."initiative_id" = "ignored_initiative"."initiative_id"
2241 WHERE (
2242 ( "member"."notify_level" >= 'all' ) OR
2243 ( "member"."notify_level" >= 'voting' AND
2244 "event"."state" IN (
2245 'voting',
2246 'finished_without_winner',
2247 'finished_with_winner' ) ) OR
2248 ( "member"."notify_level" >= 'verification' AND
2249 "event"."state" IN (
2250 'verification',
2251 'canceled_after_revocation_during_verification',
2252 'canceled_no_initiative_admitted' ) ) OR
2253 ( "member"."notify_level" >= 'discussion' AND
2254 "event"."state" IN (
2255 'discussion',
2256 'canceled_after_revocation_during_discussion' ) ) )
2257 AND (
2258 "supporter"."member_id" NOTNULL OR
2259 "interest"."member_id" NOTNULL OR
2260 ( "membership"."member_id" NOTNULL AND
2261 "event"."event" IN (
2262 'issue_state_changed',
2263 'initiative_created_in_new_issue',
2264 'initiative_created_in_existing_issue',
2265 'initiative_revoked' ) ) )
2266 AND "ignored_member"."member_id" ISNULL
2267 AND "ignored_initiative"."member_id" ISNULL;
2269 COMMENT ON VIEW "selected_event_seen_by_member" IS 'Events as seen by a member, depending on its memberships, interests, support and members "notify_level"';
2272 CREATE TYPE "timeline_event" AS ENUM (
2273 'issue_created',
2274 'issue_canceled',
2275 'issue_accepted',
2276 'issue_half_frozen',
2277 'issue_finished_without_voting',
2278 'issue_voting_started',
2279 'issue_finished_after_voting',
2280 'initiative_created',
2281 'initiative_revoked',
2282 'draft_created',
2283 'suggestion_created');
2285 COMMENT ON TYPE "timeline_event" IS 'Types of event in timeline tables (DEPRECATED)';
2288 CREATE VIEW "timeline_issue" AS
2289 SELECT
2290 "created" AS "occurrence",
2291 'issue_created'::"timeline_event" AS "event",
2292 "id" AS "issue_id"
2293 FROM "issue"
2294 UNION ALL
2295 SELECT
2296 "closed" AS "occurrence",
2297 'issue_canceled'::"timeline_event" AS "event",
2298 "id" AS "issue_id"
2299 FROM "issue" WHERE "closed" NOTNULL AND "fully_frozen" ISNULL
2300 UNION ALL
2301 SELECT
2302 "accepted" AS "occurrence",
2303 'issue_accepted'::"timeline_event" AS "event",
2304 "id" AS "issue_id"
2305 FROM "issue" WHERE "accepted" NOTNULL
2306 UNION ALL
2307 SELECT
2308 "half_frozen" AS "occurrence",
2309 'issue_half_frozen'::"timeline_event" AS "event",
2310 "id" AS "issue_id"
2311 FROM "issue" WHERE "half_frozen" NOTNULL
2312 UNION ALL
2313 SELECT
2314 "fully_frozen" AS "occurrence",
2315 'issue_voting_started'::"timeline_event" AS "event",
2316 "id" AS "issue_id"
2317 FROM "issue"
2318 WHERE "fully_frozen" NOTNULL
2319 AND ("closed" ISNULL OR "closed" != "fully_frozen")
2320 UNION ALL
2321 SELECT
2322 "closed" AS "occurrence",
2323 CASE WHEN "fully_frozen" = "closed" THEN
2324 'issue_finished_without_voting'::"timeline_event"
2325 ELSE
2326 'issue_finished_after_voting'::"timeline_event"
2327 END AS "event",
2328 "id" AS "issue_id"
2329 FROM "issue" WHERE "closed" NOTNULL AND "fully_frozen" NOTNULL;
2331 COMMENT ON VIEW "timeline_issue" IS 'Helper view for "timeline" view (DEPRECATED)';
2334 CREATE VIEW "timeline_initiative" AS
2335 SELECT
2336 "created" AS "occurrence",
2337 'initiative_created'::"timeline_event" AS "event",
2338 "id" AS "initiative_id"
2339 FROM "initiative"
2340 UNION ALL
2341 SELECT
2342 "revoked" AS "occurrence",
2343 'initiative_revoked'::"timeline_event" AS "event",
2344 "id" AS "initiative_id"
2345 FROM "initiative" WHERE "revoked" NOTNULL;
2347 COMMENT ON VIEW "timeline_initiative" IS 'Helper view for "timeline" view (DEPRECATED)';
2350 CREATE VIEW "timeline_draft" AS
2351 SELECT
2352 "created" AS "occurrence",
2353 'draft_created'::"timeline_event" AS "event",
2354 "id" AS "draft_id"
2355 FROM "draft";
2357 COMMENT ON VIEW "timeline_draft" IS 'Helper view for "timeline" view (DEPRECATED)';
2360 CREATE VIEW "timeline_suggestion" AS
2361 SELECT
2362 "created" AS "occurrence",
2363 'suggestion_created'::"timeline_event" AS "event",
2364 "id" AS "suggestion_id"
2365 FROM "suggestion";
2367 COMMENT ON VIEW "timeline_suggestion" IS 'Helper view for "timeline" view (DEPRECATED)';
2370 CREATE VIEW "timeline" AS
2371 SELECT
2372 "occurrence",
2373 "event",
2374 "issue_id",
2375 NULL AS "initiative_id",
2376 NULL::INT8 AS "draft_id", -- TODO: Why do we need a type-cast here? Is this due to 32 bit architecture?
2377 NULL::INT8 AS "suggestion_id"
2378 FROM "timeline_issue"
2379 UNION ALL
2380 SELECT
2381 "occurrence",
2382 "event",
2383 NULL AS "issue_id",
2384 "initiative_id",
2385 NULL AS "draft_id",
2386 NULL AS "suggestion_id"
2387 FROM "timeline_initiative"
2388 UNION ALL
2389 SELECT
2390 "occurrence",
2391 "event",
2392 NULL AS "issue_id",
2393 NULL AS "initiative_id",
2394 "draft_id",
2395 NULL AS "suggestion_id"
2396 FROM "timeline_draft"
2397 UNION ALL
2398 SELECT
2399 "occurrence",
2400 "event",
2401 NULL AS "issue_id",
2402 NULL AS "initiative_id",
2403 NULL AS "draft_id",
2404 "suggestion_id"
2405 FROM "timeline_suggestion";
2407 COMMENT ON VIEW "timeline" IS 'Aggregation of different events in the system (DEPRECATED)';
2411 ------------------------------------------------------
2412 -- Row set returning function for delegation chains --
2413 ------------------------------------------------------
2416 CREATE TYPE "delegation_chain_loop_tag" AS ENUM
2417 ('first', 'intermediate', 'last', 'repetition');
2419 COMMENT ON TYPE "delegation_chain_loop_tag" IS 'Type for loop tags in "delegation_chain_row" type';
2422 CREATE TYPE "delegation_chain_row" AS (
2423 "index" INT4,
2424 "member_id" INT4,
2425 "member_valid" BOOLEAN,
2426 "participation" BOOLEAN,
2427 "overridden" BOOLEAN,
2428 "scope_in" "delegation_scope",
2429 "scope_out" "delegation_scope",
2430 "disabled_out" BOOLEAN,
2431 "loop" "delegation_chain_loop_tag" );
2433 COMMENT ON TYPE "delegation_chain_row" IS 'Type of rows returned by "delegation_chain" function';
2435 COMMENT ON COLUMN "delegation_chain_row"."index" IS 'Index starting with 0 and counting up';
2436 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';
2437 COMMENT ON COLUMN "delegation_chain_row"."overridden" IS 'True, if an entry with lower index has "participation" set to true';
2438 COMMENT ON COLUMN "delegation_chain_row"."scope_in" IS 'Scope of used incoming delegation';
2439 COMMENT ON COLUMN "delegation_chain_row"."scope_out" IS 'Scope of used outgoing delegation';
2440 COMMENT ON COLUMN "delegation_chain_row"."disabled_out" IS 'Outgoing delegation is explicitly disabled by a delegation with trustee_id set to NULL';
2441 COMMENT ON COLUMN "delegation_chain_row"."loop" IS 'Not null, if member is part of a loop, see "delegation_chain_loop_tag" type';
2444 CREATE FUNCTION "delegation_chain_for_closed_issue"
2445 ( "member_id_p" "member"."id"%TYPE,
2446 "issue_id_p" "issue"."id"%TYPE )
2447 RETURNS SETOF "delegation_chain_row"
2448 LANGUAGE 'plpgsql' STABLE AS $$
2449 DECLARE
2450 "output_row" "delegation_chain_row";
2451 "direct_voter_row" "direct_voter"%ROWTYPE;
2452 "delegating_voter_row" "delegating_voter"%ROWTYPE;
2453 BEGIN
2454 "output_row"."index" := 0;
2455 "output_row"."member_id" := "member_id_p";
2456 "output_row"."member_valid" := TRUE;
2457 "output_row"."participation" := FALSE;
2458 "output_row"."overridden" := FALSE;
2459 "output_row"."disabled_out" := FALSE;
2460 LOOP
2461 SELECT INTO "direct_voter_row" * FROM "direct_voter"
2462 WHERE "issue_id" = "issue_id_p"
2463 AND "member_id" = "output_row"."member_id";
2464 IF "direct_voter_row"."member_id" NOTNULL THEN
2465 "output_row"."participation" := TRUE;
2466 "output_row"."scope_out" := NULL;
2467 "output_row"."disabled_out" := NULL;
2468 RETURN NEXT "output_row";
2469 RETURN;
2470 END IF;
2471 SELECT INTO "delegating_voter_row" * FROM "delegating_voter"
2472 WHERE "issue_id" = "issue_id_p"
2473 AND "member_id" = "output_row"."member_id";
2474 IF "delegating_voter_row"."member_id" ISNULL THEN
2475 RETURN;
2476 END IF;
2477 "output_row"."scope_out" := "delegating_voter_row"."scope";
2478 RETURN NEXT "output_row";
2479 "output_row"."member_id" := "delegating_voter_row"."delegate_member_ids"[1];
2480 "output_row"."scope_in" := "output_row"."scope_out";
2481 END LOOP;
2482 END;
2483 $$;
2485 COMMENT ON FUNCTION "delegation_chain_for_closed_issue"
2486 ( "member"."id"%TYPE,
2487 "member"."id"%TYPE )
2488 IS 'Helper function for "delegation_chain" function, handling the special case of closed issues after voting';
2491 CREATE FUNCTION "delegation_chain"
2492 ( "member_id_p" "member"."id"%TYPE,
2493 "unit_id_p" "unit"."id"%TYPE,
2494 "area_id_p" "area"."id"%TYPE,
2495 "issue_id_p" "issue"."id"%TYPE,
2496 "simulate_trustee_id_p" "member"."id"%TYPE DEFAULT NULL,
2497 "simulate_default_p" BOOLEAN DEFAULT FALSE )
2498 RETURNS SETOF "delegation_chain_row"
2499 LANGUAGE 'plpgsql' STABLE AS $$
2500 DECLARE
2501 "scope_v" "delegation_scope";
2502 "unit_id_v" "unit"."id"%TYPE;
2503 "area_id_v" "area"."id"%TYPE;
2504 "issue_row" "issue"%ROWTYPE;
2505 "visited_member_ids" INT4[]; -- "member"."id"%TYPE[]
2506 "loop_member_id_v" "member"."id"%TYPE;
2507 "output_row" "delegation_chain_row";
2508 "output_rows" "delegation_chain_row"[];
2509 "simulate_v" BOOLEAN;
2510 "simulate_here_v" BOOLEAN;
2511 "delegation_row" "delegation"%ROWTYPE;
2512 "row_count" INT4;
2513 "i" INT4;
2514 "loop_v" BOOLEAN;
2515 BEGIN
2516 IF "simulate_trustee_id_p" NOTNULL AND "simulate_default_p" THEN
2517 RAISE EXCEPTION 'Both "simulate_trustee_id_p" is set, and "simulate_default_p" is true';
2518 END IF;
2519 IF "simulate_trustee_id_p" NOTNULL OR "simulate_default_p" THEN
2520 "simulate_v" := TRUE;
2521 ELSE
2522 "simulate_v" := FALSE;
2523 END IF;
2524 IF
2525 "unit_id_p" NOTNULL AND
2526 "area_id_p" ISNULL AND
2527 "issue_id_p" ISNULL
2528 THEN
2529 "scope_v" := 'unit';
2530 "unit_id_v" := "unit_id_p";
2531 ELSIF
2532 "unit_id_p" ISNULL AND
2533 "area_id_p" NOTNULL AND
2534 "issue_id_p" ISNULL
2535 THEN
2536 "scope_v" := 'area';
2537 "area_id_v" := "area_id_p";
2538 SELECT "unit_id" INTO "unit_id_v"
2539 FROM "area" WHERE "id" = "area_id_v";
2540 ELSIF
2541 "unit_id_p" ISNULL AND
2542 "area_id_p" ISNULL AND
2543 "issue_id_p" NOTNULL
2544 THEN
2545 SELECT INTO "issue_row" * FROM "issue" WHERE "id" = "issue_id_p";
2546 IF "issue_row"."id" ISNULL THEN
2547 RETURN;
2548 END IF;
2549 IF "issue_row"."closed" NOTNULL THEN
2550 IF "simulate_v" THEN
2551 RAISE EXCEPTION 'Tried to simulate delegation chain for closed issue.';
2552 END IF;
2553 FOR "output_row" IN
2554 SELECT * FROM
2555 "delegation_chain_for_closed_issue"("member_id_p", "issue_id_p")
2556 LOOP
2557 RETURN NEXT "output_row";
2558 END LOOP;
2559 RETURN;
2560 END IF;
2561 "scope_v" := 'issue';
2562 SELECT "area_id" INTO "area_id_v"
2563 FROM "issue" WHERE "id" = "issue_id_p";
2564 SELECT "unit_id" INTO "unit_id_v"
2565 FROM "area" WHERE "id" = "area_id_v";
2566 ELSE
2567 RAISE EXCEPTION 'Exactly one of unit_id_p, area_id_p, or issue_id_p must be NOTNULL.';
2568 END IF;
2569 "visited_member_ids" := '{}';
2570 "loop_member_id_v" := NULL;
2571 "output_rows" := '{}';
2572 "output_row"."index" := 0;
2573 "output_row"."member_id" := "member_id_p";
2574 "output_row"."member_valid" := TRUE;
2575 "output_row"."participation" := FALSE;
2576 "output_row"."overridden" := FALSE;
2577 "output_row"."disabled_out" := FALSE;
2578 "output_row"."scope_out" := NULL;
2579 LOOP
2580 IF "visited_member_ids" @> ARRAY["output_row"."member_id"] THEN
2581 "loop_member_id_v" := "output_row"."member_id";
2582 ELSE
2583 "visited_member_ids" :=
2584 "visited_member_ids" || "output_row"."member_id";
2585 END IF;
2586 IF "output_row"."participation" ISNULL THEN
2587 "output_row"."overridden" := NULL;
2588 ELSIF "output_row"."participation" THEN
2589 "output_row"."overridden" := TRUE;
2590 END IF;
2591 "output_row"."scope_in" := "output_row"."scope_out";
2592 "output_row"."member_valid" := EXISTS (
2593 SELECT NULL FROM "member" JOIN "privilege"
2594 ON "privilege"."member_id" = "member"."id"
2595 AND "privilege"."unit_id" = "unit_id_v"
2596 WHERE "id" = "output_row"."member_id"
2597 AND "member"."active" AND "privilege"."voting_right"
2598 );
2599 "simulate_here_v" := (
2600 "simulate_v" AND
2601 "output_row"."member_id" = "member_id_p"
2602 );
2603 "delegation_row" := ROW(NULL);
2604 IF "output_row"."member_valid" OR "simulate_here_v" THEN
2605 IF "scope_v" = 'unit' THEN
2606 IF NOT "simulate_here_v" THEN
2607 SELECT * INTO "delegation_row" FROM "delegation"
2608 WHERE "truster_id" = "output_row"."member_id"
2609 AND "unit_id" = "unit_id_v";
2610 END IF;
2611 ELSIF "scope_v" = 'area' THEN
2612 "output_row"."participation" := EXISTS (
2613 SELECT NULL FROM "membership"
2614 WHERE "area_id" = "area_id_p"
2615 AND "member_id" = "output_row"."member_id"
2616 );
2617 IF "simulate_here_v" THEN
2618 IF "simulate_trustee_id_p" ISNULL THEN
2619 SELECT * INTO "delegation_row" FROM "delegation"
2620 WHERE "truster_id" = "output_row"."member_id"
2621 AND "unit_id" = "unit_id_v";
2622 END IF;
2623 ELSE
2624 SELECT * INTO "delegation_row" FROM "delegation"
2625 WHERE "truster_id" = "output_row"."member_id"
2626 AND (
2627 "unit_id" = "unit_id_v" OR
2628 "area_id" = "area_id_v"
2629 )
2630 ORDER BY "scope" DESC;
2631 END IF;
2632 ELSIF "scope_v" = 'issue' THEN
2633 IF "issue_row"."fully_frozen" ISNULL THEN
2634 "output_row"."participation" := EXISTS (
2635 SELECT NULL FROM "interest"
2636 WHERE "issue_id" = "issue_id_p"
2637 AND "member_id" = "output_row"."member_id"
2638 );
2639 ELSE
2640 IF "output_row"."member_id" = "member_id_p" THEN
2641 "output_row"."participation" := EXISTS (
2642 SELECT NULL FROM "direct_voter"
2643 WHERE "issue_id" = "issue_id_p"
2644 AND "member_id" = "output_row"."member_id"
2645 );
2646 ELSE
2647 "output_row"."participation" := NULL;
2648 END IF;
2649 END IF;
2650 IF "simulate_here_v" THEN
2651 IF "simulate_trustee_id_p" ISNULL THEN
2652 SELECT * INTO "delegation_row" FROM "delegation"
2653 WHERE "truster_id" = "output_row"."member_id"
2654 AND (
2655 "unit_id" = "unit_id_v" OR
2656 "area_id" = "area_id_v"
2657 )
2658 ORDER BY "scope" DESC;
2659 END IF;
2660 ELSE
2661 SELECT * INTO "delegation_row" FROM "delegation"
2662 WHERE "truster_id" = "output_row"."member_id"
2663 AND (
2664 "unit_id" = "unit_id_v" OR
2665 "area_id" = "area_id_v" OR
2666 "issue_id" = "issue_id_p"
2667 )
2668 ORDER BY "scope" DESC;
2669 END IF;
2670 END IF;
2671 ELSE
2672 "output_row"."participation" := FALSE;
2673 END IF;
2674 IF "simulate_here_v" AND "simulate_trustee_id_p" NOTNULL THEN
2675 "output_row"."scope_out" := "scope_v";
2676 "output_rows" := "output_rows" || "output_row";
2677 "output_row"."member_id" := "simulate_trustee_id_p";
2678 ELSIF "delegation_row"."trustee_id" NOTNULL THEN
2679 "output_row"."scope_out" := "delegation_row"."scope";
2680 "output_rows" := "output_rows" || "output_row";
2681 "output_row"."member_id" := "delegation_row"."trustee_id";
2682 ELSIF "delegation_row"."scope" NOTNULL THEN
2683 "output_row"."scope_out" := "delegation_row"."scope";
2684 "output_row"."disabled_out" := TRUE;
2685 "output_rows" := "output_rows" || "output_row";
2686 EXIT;
2687 ELSE
2688 "output_row"."scope_out" := NULL;
2689 "output_rows" := "output_rows" || "output_row";
2690 EXIT;
2691 END IF;
2692 EXIT WHEN "loop_member_id_v" NOTNULL;
2693 "output_row"."index" := "output_row"."index" + 1;
2694 END LOOP;
2695 "row_count" := array_upper("output_rows", 1);
2696 "i" := 1;
2697 "loop_v" := FALSE;
2698 LOOP
2699 "output_row" := "output_rows"["i"];
2700 EXIT WHEN "output_row" ISNULL; -- NOTE: ISNULL and NOT ... NOTNULL produce different results!
2701 IF "loop_v" THEN
2702 IF "i" + 1 = "row_count" THEN
2703 "output_row"."loop" := 'last';
2704 ELSIF "i" = "row_count" THEN
2705 "output_row"."loop" := 'repetition';
2706 ELSE
2707 "output_row"."loop" := 'intermediate';
2708 END IF;
2709 ELSIF "output_row"."member_id" = "loop_member_id_v" THEN
2710 "output_row"."loop" := 'first';
2711 "loop_v" := TRUE;
2712 END IF;
2713 IF "scope_v" = 'unit' THEN
2714 "output_row"."participation" := NULL;
2715 END IF;
2716 RETURN NEXT "output_row";
2717 "i" := "i" + 1;
2718 END LOOP;
2719 RETURN;
2720 END;
2721 $$;
2723 COMMENT ON FUNCTION "delegation_chain"
2724 ( "member"."id"%TYPE,
2725 "unit"."id"%TYPE,
2726 "area"."id"%TYPE,
2727 "issue"."id"%TYPE,
2728 "member"."id"%TYPE,
2729 BOOLEAN )
2730 IS 'Shows a delegation chain for unit, area, or issue; See "delegation_chain_row" type for more information';
2734 ---------------------------------------------------------
2735 -- Single row returning function for delegation chains --
2736 ---------------------------------------------------------
2739 CREATE TYPE "delegation_info_loop_type" AS ENUM
2740 ('own', 'first', 'first_ellipsis', 'other', 'other_ellipsis');
2742 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''';
2745 CREATE TYPE "delegation_info_type" AS (
2746 "own_participation" BOOLEAN,
2747 "own_delegation_scope" "delegation_scope",
2748 "first_trustee_id" INT4,
2749 "first_trustee_participation" BOOLEAN,
2750 "first_trustee_ellipsis" BOOLEAN,
2751 "other_trustee_id" INT4,
2752 "other_trustee_participation" BOOLEAN,
2753 "other_trustee_ellipsis" BOOLEAN,
2754 "delegation_loop" "delegation_info_loop_type",
2755 "participating_member_id" INT4 );
2757 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';
2759 COMMENT ON COLUMN "delegation_info_type"."own_participation" IS 'Member is directly participating';
2760 COMMENT ON COLUMN "delegation_info_type"."own_delegation_scope" IS 'Delegation scope of member';
2761 COMMENT ON COLUMN "delegation_info_type"."first_trustee_id" IS 'Direct trustee of member';
2762 COMMENT ON COLUMN "delegation_info_type"."first_trustee_participation" IS 'Direct trustee of member is participating';
2763 COMMENT ON COLUMN "delegation_info_type"."first_trustee_ellipsis" IS 'Ellipsis in delegation chain after "first_trustee"';
2764 COMMENT ON COLUMN "delegation_info_type"."other_trustee_id" IS 'Another relevant trustee (due to participation)';
2765 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)';
2766 COMMENT ON COLUMN "delegation_info_type"."other_trustee_ellipsis" IS 'Ellipsis in delegation chain after "other_trustee"';
2767 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';
2768 COMMENT ON COLUMN "delegation_info_type"."participating_member_id" IS 'First participating member in delegation chain';
2771 CREATE FUNCTION "delegation_info"
2772 ( "member_id_p" "member"."id"%TYPE,
2773 "unit_id_p" "unit"."id"%TYPE,
2774 "area_id_p" "area"."id"%TYPE,
2775 "issue_id_p" "issue"."id"%TYPE,
2776 "simulate_trustee_id_p" "member"."id"%TYPE DEFAULT NULL,
2777 "simulate_default_p" BOOLEAN DEFAULT FALSE )
2778 RETURNS "delegation_info_type"
2779 LANGUAGE 'plpgsql' STABLE AS $$
2780 DECLARE
2781 "current_row" "delegation_chain_row";
2782 "result" "delegation_info_type";
2783 BEGIN
2784 "result"."own_participation" := FALSE;
2785 FOR "current_row" IN
2786 SELECT * FROM "delegation_chain"(
2787 "member_id_p",
2788 "unit_id_p", "area_id_p", "issue_id_p",
2789 "simulate_trustee_id_p", "simulate_default_p")
2790 LOOP
2791 IF
2792 "result"."participating_member_id" ISNULL AND
2793 "current_row"."participation"
2794 THEN
2795 "result"."participating_member_id" := "current_row"."member_id";
2796 END IF;
2797 IF "current_row"."member_id" = "member_id_p" THEN
2798 "result"."own_participation" := "current_row"."participation";
2799 "result"."own_delegation_scope" := "current_row"."scope_out";
2800 IF "current_row"."loop" = 'first' THEN
2801 "result"."delegation_loop" := 'own';
2802 END IF;
2803 ELSIF
2804 "current_row"."member_valid" AND
2805 ( "current_row"."loop" ISNULL OR
2806 "current_row"."loop" != 'repetition' )
2807 THEN
2808 IF "result"."first_trustee_id" ISNULL THEN
2809 "result"."first_trustee_id" := "current_row"."member_id";
2810 "result"."first_trustee_participation" := "current_row"."participation";
2811 "result"."first_trustee_ellipsis" := FALSE;
2812 IF "current_row"."loop" = 'first' THEN
2813 "result"."delegation_loop" := 'first';
2814 END IF;
2815 ELSIF "result"."other_trustee_id" ISNULL THEN
2816 IF "current_row"."participation" AND NOT "current_row"."overridden" THEN
2817 "result"."other_trustee_id" := "current_row"."member_id";
2818 "result"."other_trustee_participation" := TRUE;
2819 "result"."other_trustee_ellipsis" := FALSE;
2820 IF "current_row"."loop" = 'first' THEN
2821 "result"."delegation_loop" := 'other';
2822 END IF;
2823 ELSE
2824 "result"."first_trustee_ellipsis" := TRUE;
2825 IF "current_row"."loop" = 'first' THEN
2826 "result"."delegation_loop" := 'first_ellipsis';
2827 END IF;
2828 END IF;
2829 ELSE
2830 "result"."other_trustee_ellipsis" := TRUE;
2831 IF "current_row"."loop" = 'first' THEN
2832 "result"."delegation_loop" := 'other_ellipsis';
2833 END IF;
2834 END IF;
2835 END IF;
2836 END LOOP;
2837 RETURN "result";
2838 END;
2839 $$;
2841 COMMENT ON FUNCTION "delegation_info"
2842 ( "member"."id"%TYPE,
2843 "unit"."id"%TYPE,
2844 "area"."id"%TYPE,
2845 "issue"."id"%TYPE,
2846 "member"."id"%TYPE,
2847 BOOLEAN )
2848 IS 'Notable information about a delegation chain for unit, area, or issue; See "delegation_info_type" for more information';
2852 ------------------------------------------------------------------------
2853 -- Regular tasks, except calculcation of snapshots and voting results --
2854 ------------------------------------------------------------------------
2856 CREATE FUNCTION "check_activity"()
2857 RETURNS VOID
2858 LANGUAGE 'plpgsql' VOLATILE AS $$
2859 DECLARE
2860 "system_setting_row" "system_setting"%ROWTYPE;
2861 BEGIN
2862 SELECT * INTO "system_setting_row" FROM "system_setting";
2863 LOCK TABLE "member" IN SHARE ROW EXCLUSIVE MODE;
2864 IF "system_setting_row"."member_ttl" NOTNULL THEN
2865 UPDATE "member" SET "active" = FALSE
2866 WHERE "active" = TRUE
2867 AND "last_activity" < (now() - "system_setting_row"."member_ttl")::DATE;
2868 END IF;
2869 RETURN;
2870 END;
2871 $$;
2873 COMMENT ON FUNCTION "check_activity"() IS 'Deactivates members when "last_activity" is older than "system_setting"."member_ttl".';
2876 CREATE FUNCTION "calculate_member_counts"()
2877 RETURNS VOID
2878 LANGUAGE 'plpgsql' VOLATILE AS $$
2879 BEGIN
2880 LOCK TABLE "member" IN SHARE MODE;
2881 LOCK TABLE "member_count" IN EXCLUSIVE MODE;
2882 LOCK TABLE "unit" IN EXCLUSIVE MODE;
2883 LOCK TABLE "area" IN EXCLUSIVE MODE;
2884 LOCK TABLE "privilege" IN SHARE MODE;
2885 LOCK TABLE "membership" IN SHARE MODE;
2886 DELETE FROM "member_count";
2887 INSERT INTO "member_count" ("total_count")
2888 SELECT "total_count" FROM "member_count_view";
2889 UPDATE "unit" SET "member_count" = "view"."member_count"
2890 FROM "unit_member_count" AS "view"
2891 WHERE "view"."unit_id" = "unit"."id";
2892 UPDATE "area" SET
2893 "direct_member_count" = "view"."direct_member_count",
2894 "member_weight" = "view"."member_weight"
2895 FROM "area_member_count" AS "view"
2896 WHERE "view"."area_id" = "area"."id";
2897 RETURN;
2898 END;
2899 $$;
2901 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"';
2905 ------------------------------------
2906 -- Calculation of harmonic weight --
2907 ------------------------------------
2910 CREATE VIEW "remaining_harmonic_supporter_weight" AS
2911 SELECT
2912 "direct_interest_snapshot"."issue_id",
2913 "direct_interest_snapshot"."event",
2914 "direct_interest_snapshot"."member_id",
2915 "direct_interest_snapshot"."weight" AS "weight_num",
2916 count("initiative"."id") AS "weight_den"
2917 FROM "issue"
2918 JOIN "direct_interest_snapshot"
2919 ON "issue"."id" = "direct_interest_snapshot"."issue_id"
2920 AND "issue"."latest_snapshot_event" = "direct_interest_snapshot"."event"
2921 JOIN "initiative"
2922 ON "issue"."id" = "initiative"."issue_id"
2923 AND "initiative"."harmonic_weight" ISNULL
2924 JOIN "direct_supporter_snapshot"
2925 ON "initiative"."id" = "direct_supporter_snapshot"."initiative_id"
2926 AND "direct_interest_snapshot"."event" = "direct_supporter_snapshot"."event"
2927 AND "direct_interest_snapshot"."member_id" = "direct_supporter_snapshot"."member_id"
2928 AND (
2929 "direct_supporter_snapshot"."satisfied" = TRUE OR
2930 coalesce("initiative"."admitted", FALSE) = FALSE
2931 )
2932 GROUP BY
2933 "direct_interest_snapshot"."issue_id",
2934 "direct_interest_snapshot"."event",
2935 "direct_interest_snapshot"."member_id",
2936 "direct_interest_snapshot"."weight";
2938 COMMENT ON VIEW "remaining_harmonic_supporter_weight" IS 'Helper view for function "set_harmonic_initiative_weights"';
2941 CREATE VIEW "remaining_harmonic_initiative_weight_summands" AS
2942 SELECT
2943 "initiative"."issue_id",
2944 "initiative"."id" AS "initiative_id",
2945 "initiative"."admitted",
2946 sum("remaining_harmonic_supporter_weight"."weight_num") AS "weight_num",
2947 "remaining_harmonic_supporter_weight"."weight_den"
2948 FROM "remaining_harmonic_supporter_weight"
2949 JOIN "initiative"
2950 ON "remaining_harmonic_supporter_weight"."issue_id" = "initiative"."issue_id"
2951 AND "initiative"."harmonic_weight" ISNULL
2952 JOIN "direct_supporter_snapshot"
2953 ON "initiative"."id" = "direct_supporter_snapshot"."initiative_id"
2954 AND "remaining_harmonic_supporter_weight"."event" = "direct_supporter_snapshot"."event"
2955 AND "remaining_harmonic_supporter_weight"."member_id" = "direct_supporter_snapshot"."member_id"
2956 AND (
2957 "direct_supporter_snapshot"."satisfied" = TRUE OR
2958 coalesce("initiative"."admitted", FALSE) = FALSE
2959 )
2960 GROUP BY
2961 "initiative"."issue_id",
2962 "initiative"."id",
2963 "initiative"."admitted",
2964 "remaining_harmonic_supporter_weight"."weight_den";
2966 COMMENT ON VIEW "remaining_harmonic_initiative_weight_summands" IS 'Helper view for function "set_harmonic_initiative_weights"';
2969 CREATE FUNCTION "set_harmonic_initiative_weights"
2970 ( "issue_id_p" "issue"."id"%TYPE )
2971 RETURNS VOID
2972 LANGUAGE 'plpgsql' VOLATILE AS $$
2973 DECLARE
2974 "weight_row" "remaining_harmonic_initiative_weight_summands"%ROWTYPE;
2975 "i" INT4;
2976 "count_v" INT4;
2977 "summand_v" FLOAT;
2978 "id_ary" INT4[];
2979 "weight_ary" FLOAT[];
2980 "min_weight_v" FLOAT;
2981 BEGIN
2982 UPDATE "initiative" SET "harmonic_weight" = NULL
2983 WHERE "issue_id" = "issue_id_p";
2984 LOOP
2985 "min_weight_v" := NULL;
2986 "i" := 0;
2987 "count_v" := 0;
2988 FOR "weight_row" IN
2989 SELECT * FROM "remaining_harmonic_initiative_weight_summands"
2990 WHERE "issue_id" = "issue_id_p"
2991 AND (
2992 coalesce("admitted", FALSE) = FALSE OR NOT EXISTS (
2993 SELECT NULL FROM "initiative"
2994 WHERE "issue_id" = "issue_id_p"
2995 AND "harmonic_weight" ISNULL
2996 AND coalesce("admitted", FALSE) = FALSE
2997 )
2998 )
2999 ORDER BY "initiative_id" DESC, "weight_den" DESC
3000 -- NOTE: non-admitted initiatives placed first (at last positions),
3001 -- latest initiatives treated worse in case of tie
3002 LOOP
3003 "summand_v" := "weight_row"."weight_num"::FLOAT / "weight_row"."weight_den"::FLOAT;
3004 IF "i" = 0 OR "weight_row"."initiative_id" != "id_ary"["i"] THEN
3005 "i" := "i" + 1;
3006 "count_v" := "i";
3007 "id_ary"["i"] := "weight_row"."initiative_id";
3008 "weight_ary"["i"] := "summand_v";
3009 ELSE
3010 "weight_ary"["i"] := "weight_ary"["i"] + "summand_v";
3011 END IF;
3012 END LOOP;
3013 EXIT WHEN "count_v" = 0;
3014 "i" := 1;
3015 LOOP
3016 "weight_ary"["i"] := "weight_ary"["i"]::NUMERIC(18,9)::NUMERIC(12,3);
3017 IF "min_weight_v" ISNULL OR "weight_ary"["i"] < "min_weight_v" THEN
3018 "min_weight_v" := "weight_ary"["i"];
3019 END IF;
3020 "i" := "i" + 1;
3021 EXIT WHEN "i" > "count_v";
3022 END LOOP;
3023 "i" := 1;
3024 LOOP
3025 IF "weight_ary"["i"] = "min_weight_v" THEN
3026 UPDATE "initiative" SET "harmonic_weight" = "min_weight_v"
3027 WHERE "id" = "id_ary"["i"];
3028 EXIT;
3029 END IF;
3030 "i" := "i" + 1;
3031 END LOOP;
3032 END LOOP;
3033 UPDATE "initiative" SET "harmonic_weight" = 0
3034 WHERE "issue_id" = "issue_id_p" AND "harmonic_weight" ISNULL;
3035 END;
3036 $$;
3038 COMMENT ON FUNCTION "set_harmonic_initiative_weights"
3039 ( "issue"."id"%TYPE )
3040 IS 'Calculates and sets "harmonic_weight" of initiatives in a given issue';
3044 ------------------------------
3045 -- Calculation of snapshots --
3046 ------------------------------
3049 CREATE FUNCTION "weight_of_added_delegations_for_population_snapshot"
3050 ( "issue_id_p" "issue"."id"%TYPE,
3051 "member_id_p" "member"."id"%TYPE,
3052 "delegate_member_ids_p" "delegating_population_snapshot"."delegate_member_ids"%TYPE )
3053 RETURNS "direct_population_snapshot"."weight"%TYPE
3054 LANGUAGE 'plpgsql' VOLATILE AS $$
3055 DECLARE
3056 "issue_delegation_row" "issue_delegation"%ROWTYPE;
3057 "delegate_member_ids_v" "delegating_population_snapshot"."delegate_member_ids"%TYPE;
3058 "weight_v" INT4;
3059 "sub_weight_v" INT4;
3060 BEGIN
3061 "weight_v" := 0;
3062 FOR "issue_delegation_row" IN
3063 SELECT * FROM "issue_delegation"
3064 WHERE "trustee_id" = "member_id_p"
3065 AND "issue_id" = "issue_id_p"
3066 LOOP
3067 IF NOT EXISTS (
3068 SELECT NULL FROM "direct_population_snapshot"
3069 WHERE "issue_id" = "issue_id_p"
3070 AND "event" = 'periodic'
3071 AND "member_id" = "issue_delegation_row"."truster_id"
3072 ) AND NOT EXISTS (
3073 SELECT NULL FROM "delegating_population_snapshot"
3074 WHERE "issue_id" = "issue_id_p"
3075 AND "event" = 'periodic'
3076 AND "member_id" = "issue_delegation_row"."truster_id"
3077 ) THEN
3078 "delegate_member_ids_v" :=
3079 "member_id_p" || "delegate_member_ids_p";
3080 INSERT INTO "delegating_population_snapshot" (
3081 "issue_id",
3082 "event",
3083 "member_id",
3084 "scope",
3085 "delegate_member_ids"
3086 ) VALUES (
3087 "issue_id_p",
3088 'periodic',
3089 "issue_delegation_row"."truster_id",
3090 "issue_delegation_row"."scope",
3091 "delegate_member_ids_v"
3092 );
3093 "sub_weight_v" := 1 +
3094 "weight_of_added_delegations_for_population_snapshot"(
3095 "issue_id_p",
3096 "issue_delegation_row"."truster_id",
3097 "delegate_member_ids_v"
3098 );
3099 UPDATE "delegating_population_snapshot"
3100 SET "weight" = "sub_weight_v"
3101 WHERE "issue_id" = "issue_id_p"
3102 AND "event" = 'periodic'
3103 AND "member_id" = "issue_delegation_row"."truster_id";
3104 "weight_v" := "weight_v" + "sub_weight_v";
3105 END IF;
3106 END LOOP;
3107 RETURN "weight_v";
3108 END;
3109 $$;
3111 COMMENT ON FUNCTION "weight_of_added_delegations_for_population_snapshot"
3112 ( "issue"."id"%TYPE,
3113 "member"."id"%TYPE,
3114 "delegating_population_snapshot"."delegate_member_ids"%TYPE )
3115 IS 'Helper function for "create_population_snapshot" function';
3118 CREATE FUNCTION "create_population_snapshot"
3119 ( "issue_id_p" "issue"."id"%TYPE )
3120 RETURNS VOID
3121 LANGUAGE 'plpgsql' VOLATILE AS $$
3122 DECLARE
3123 "member_id_v" "member"."id"%TYPE;
3124 BEGIN
3125 DELETE FROM "direct_population_snapshot"
3126 WHERE "issue_id" = "issue_id_p"
3127 AND "event" = 'periodic';
3128 DELETE FROM "delegating_population_snapshot"
3129 WHERE "issue_id" = "issue_id_p"
3130 AND "event" = 'periodic';
3131 INSERT INTO "direct_population_snapshot"
3132 ("issue_id", "event", "member_id")
3133 SELECT
3134 "issue_id_p" AS "issue_id",
3135 'periodic'::"snapshot_event" AS "event",
3136 "member"."id" AS "member_id"
3137 FROM "issue"
3138 JOIN "area" ON "issue"."area_id" = "area"."id"
3139 JOIN "membership" ON "area"."id" = "membership"."area_id"
3140 JOIN "member" ON "membership"."member_id" = "member"."id"
3141 JOIN "privilege"
3142 ON "privilege"."unit_id" = "area"."unit_id"
3143 AND "privilege"."member_id" = "member"."id"
3144 WHERE "issue"."id" = "issue_id_p"
3145 AND "member"."active" AND "privilege"."voting_right"
3146 UNION
3147 SELECT
3148 "issue_id_p" AS "issue_id",
3149 'periodic'::"snapshot_event" AS "event",
3150 "member"."id" AS "member_id"
3151 FROM "issue"
3152 JOIN "area" ON "issue"."area_id" = "area"."id"
3153 JOIN "interest" ON "issue"."id" = "interest"."issue_id"
3154 JOIN "member" ON "interest"."member_id" = "member"."id"
3155 JOIN "privilege"
3156 ON "privilege"."unit_id" = "area"."unit_id"
3157 AND "privilege"."member_id" = "member"."id"
3158 WHERE "issue"."id" = "issue_id_p"
3159 AND "member"."active" AND "privilege"."voting_right";
3160 FOR "member_id_v" IN
3161 SELECT "member_id" FROM "direct_population_snapshot"
3162 WHERE "issue_id" = "issue_id_p"
3163 AND "event" = 'periodic'
3164 LOOP
3165 UPDATE "direct_population_snapshot" SET
3166 "weight" = 1 +
3167 "weight_of_added_delegations_for_population_snapshot"(
3168 "issue_id_p",
3169 "member_id_v",
3170 '{}'
3171 )
3172 WHERE "issue_id" = "issue_id_p"
3173 AND "event" = 'periodic'
3174 AND "member_id" = "member_id_v";
3175 END LOOP;
3176 RETURN;
3177 END;
3178 $$;
3180 COMMENT ON FUNCTION "create_population_snapshot"
3181 ( "issue"."id"%TYPE )
3182 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.';
3185 CREATE FUNCTION "weight_of_added_delegations_for_interest_snapshot"
3186 ( "issue_id_p" "issue"."id"%TYPE,
3187 "member_id_p" "member"."id"%TYPE,
3188 "delegate_member_ids_p" "delegating_interest_snapshot"."delegate_member_ids"%TYPE )
3189 RETURNS "direct_interest_snapshot"."weight"%TYPE
3190 LANGUAGE 'plpgsql' VOLATILE AS $$
3191 DECLARE
3192 "issue_delegation_row" "issue_delegation"%ROWTYPE;
3193 "delegate_member_ids_v" "delegating_interest_snapshot"."delegate_member_ids"%TYPE;
3194 "weight_v" INT4;
3195 "sub_weight_v" INT4;
3196 BEGIN
3197 "weight_v" := 0;
3198 FOR "issue_delegation_row" IN
3199 SELECT * FROM "issue_delegation"
3200 WHERE "trustee_id" = "member_id_p"
3201 AND "issue_id" = "issue_id_p"
3202 LOOP
3203 IF NOT EXISTS (
3204 SELECT NULL FROM "direct_interest_snapshot"
3205 WHERE "issue_id" = "issue_id_p"
3206 AND "event" = 'periodic'
3207 AND "member_id" = "issue_delegation_row"."truster_id"
3208 ) AND NOT EXISTS (
3209 SELECT NULL FROM "delegating_interest_snapshot"
3210 WHERE "issue_id" = "issue_id_p"
3211 AND "event" = 'periodic'
3212 AND "member_id" = "issue_delegation_row"."truster_id"
3213 ) THEN
3214 "delegate_member_ids_v" :=
3215 "member_id_p" || "delegate_member_ids_p";
3216 INSERT INTO "delegating_interest_snapshot" (
3217 "issue_id",
3218 "event",
3219 "member_id",
3220 "scope",
3221 "delegate_member_ids"
3222 ) VALUES (
3223 "issue_id_p",
3224 'periodic',
3225 "issue_delegation_row"."truster_id",
3226 "issue_delegation_row"."scope",
3227 "delegate_member_ids_v"
3228 );
3229 "sub_weight_v" := 1 +
3230 "weight_of_added_delegations_for_interest_snapshot"(
3231 "issue_id_p",
3232 "issue_delegation_row"."truster_id",
3233 "delegate_member_ids_v"
3234 );
3235 UPDATE "delegating_interest_snapshot"
3236 SET "weight" = "sub_weight_v"
3237 WHERE "issue_id" = "issue_id_p"
3238 AND "event" = 'periodic'
3239 AND "member_id" = "issue_delegation_row"."truster_id";
3240 "weight_v" := "weight_v" + "sub_weight_v";
3241 END IF;
3242 END LOOP;
3243 RETURN "weight_v";
3244 END;
3245 $$;
3247 COMMENT ON FUNCTION "weight_of_added_delegations_for_interest_snapshot"
3248 ( "issue"."id"%TYPE,
3249 "member"."id"%TYPE,
3250 "delegating_interest_snapshot"."delegate_member_ids"%TYPE )
3251 IS 'Helper function for "create_interest_snapshot" function';
3254 CREATE FUNCTION "create_interest_snapshot"
3255 ( "issue_id_p" "issue"."id"%TYPE )
3256 RETURNS VOID
3257 LANGUAGE 'plpgsql' VOLATILE AS $$
3258 DECLARE
3259 "member_id_v" "member"."id"%TYPE;
3260 BEGIN
3261 DELETE FROM "direct_interest_snapshot"
3262 WHERE "issue_id" = "issue_id_p"
3263 AND "event" = 'periodic';
3264 DELETE FROM "delegating_interest_snapshot"
3265 WHERE "issue_id" = "issue_id_p"
3266 AND "event" = 'periodic';
3267 DELETE FROM "direct_supporter_snapshot"
3268 USING "initiative" -- NOTE: due to missing index on issue_id
3269 WHERE "initiative"."issue_id" = "issue_id_p"
3270 AND "direct_supporter_snapshot"."initiative_id" = "initiative"."id"
3271 AND "direct_supporter_snapshot"."event" = 'periodic';
3272 INSERT INTO "direct_interest_snapshot"
3273 ("issue_id", "event", "member_id")
3274 SELECT
3275 "issue_id_p" AS "issue_id",
3276 'periodic' AS "event",
3277 "member"."id" AS "member_id"
3278 FROM "issue"
3279 JOIN "area" ON "issue"."area_id" = "area"."id"
3280 JOIN "interest" ON "issue"."id" = "interest"."issue_id"
3281 JOIN "member" ON "interest"."member_id" = "member"."id"
3282 JOIN "privilege"
3283 ON "privilege"."unit_id" = "area"."unit_id"
3284 AND "privilege"."member_id" = "member"."id"
3285 WHERE "issue"."id" = "issue_id_p"
3286 AND "member"."active" AND "privilege"."voting_right";
3287 FOR "member_id_v" IN
3288 SELECT "member_id" FROM "direct_interest_snapshot"
3289 WHERE "issue_id" = "issue_id_p"
3290 AND "event" = 'periodic'
3291 LOOP
3292 UPDATE "direct_interest_snapshot" SET
3293 "weight" = 1 +
3294 "weight_of_added_delegations_for_interest_snapshot"(
3295 "issue_id_p",
3296 "member_id_v",
3297 '{}'
3298 )
3299 WHERE "issue_id" = "issue_id_p"
3300 AND "event" = 'periodic'
3301 AND "member_id" = "member_id_v";
3302 END LOOP;
3303 INSERT INTO "direct_supporter_snapshot"
3304 ( "issue_id", "initiative_id", "event", "member_id",
3305 "draft_id", "informed", "satisfied" )
3306 SELECT
3307 "issue_id_p" AS "issue_id",
3308 "initiative"."id" AS "initiative_id",
3309 'periodic' AS "event",
3310 "supporter"."member_id" AS "member_id",
3311 "supporter"."draft_id" AS "draft_id",
3312 "supporter"."draft_id" = "current_draft"."id" AS "informed",
3313 NOT EXISTS (
3314 SELECT NULL FROM "critical_opinion"
3315 WHERE "initiative_id" = "initiative"."id"
3316 AND "member_id" = "supporter"."member_id"
3317 ) AS "satisfied"
3318 FROM "initiative"
3319 JOIN "supporter"
3320 ON "supporter"."initiative_id" = "initiative"."id"
3321 JOIN "current_draft"
3322 ON "initiative"."id" = "current_draft"."initiative_id"
3323 JOIN "direct_interest_snapshot"
3324 ON "supporter"."member_id" = "direct_interest_snapshot"."member_id"
3325 AND "initiative"."issue_id" = "direct_interest_snapshot"."issue_id"
3326 AND "event" = 'periodic'
3327 WHERE "initiative"."issue_id" = "issue_id_p";
3328 RETURN;
3329 END;
3330 $$;
3332 COMMENT ON FUNCTION "create_interest_snapshot"
3333 ( "issue"."id"%TYPE )
3334 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.';
3337 CREATE FUNCTION "create_snapshot"
3338 ( "issue_id_p" "issue"."id"%TYPE )
3339 RETURNS VOID
3340 LANGUAGE 'plpgsql' VOLATILE AS $$
3341 DECLARE
3342 "initiative_id_v" "initiative"."id"%TYPE;
3343 "suggestion_id_v" "suggestion"."id"%TYPE;
3344 BEGIN
3345 PERFORM "lock_issue"("issue_id_p");
3346 PERFORM "create_population_snapshot"("issue_id_p");
3347 PERFORM "create_interest_snapshot"("issue_id_p");
3348 UPDATE "issue" SET
3349 "snapshot" = now(),
3350 "latest_snapshot_event" = 'periodic',
3351 "population" = (
3352 SELECT coalesce(sum("weight"), 0)
3353 FROM "direct_population_snapshot"
3354 WHERE "issue_id" = "issue_id_p"
3355 AND "event" = 'periodic'
3356 )
3357 WHERE "id" = "issue_id_p";
3358 FOR "initiative_id_v" IN
3359 SELECT "id" FROM "initiative" WHERE "issue_id" = "issue_id_p"
3360 LOOP
3361 UPDATE "initiative" SET
3362 "supporter_count" = (
3363 SELECT coalesce(sum("di"."weight"), 0)
3364 FROM "direct_interest_snapshot" AS "di"
3365 JOIN "direct_supporter_snapshot" AS "ds"
3366 ON "di"."member_id" = "ds"."member_id"
3367 WHERE "di"."issue_id" = "issue_id_p"
3368 AND "di"."event" = 'periodic'
3369 AND "ds"."initiative_id" = "initiative_id_v"
3370 AND "ds"."event" = 'periodic'
3371 ),
3372 "informed_supporter_count" = (
3373 SELECT coalesce(sum("di"."weight"), 0)
3374 FROM "direct_interest_snapshot" AS "di"
3375 JOIN "direct_supporter_snapshot" AS "ds"
3376 ON "di"."member_id" = "ds"."member_id"
3377 WHERE "di"."issue_id" = "issue_id_p"
3378 AND "di"."event" = 'periodic'
3379 AND "ds"."initiative_id" = "initiative_id_v"
3380 AND "ds"."event" = 'periodic'
3381 AND "ds"."informed"
3382 ),
3383 "satisfied_supporter_count" = (
3384 SELECT coalesce(sum("di"."weight"), 0)
3385 FROM "direct_interest_snapshot" AS "di"
3386 JOIN "direct_supporter_snapshot" AS "ds"
3387 ON "di"."member_id" = "ds"."member_id"
3388 WHERE "di"."issue_id" = "issue_id_p"
3389 AND "di"."event" = 'periodic'
3390 AND "ds"."initiative_id" = "initiative_id_v"
3391 AND "ds"."event" = 'periodic'
3392 AND "ds"."satisfied"
3393 ),
3394 "satisfied_informed_supporter_count" = (
3395 SELECT coalesce(sum("di"."weight"), 0)
3396 FROM "direct_interest_snapshot" AS "di"
3397 JOIN "direct_supporter_snapshot" AS "ds"
3398 ON "di"."member_id" = "ds"."member_id"
3399 WHERE "di"."issue_id" = "issue_id_p"
3400 AND "di"."event" = 'periodic'
3401 AND "ds"."initiative_id" = "initiative_id_v"
3402 AND "ds"."event" = 'periodic'
3403 AND "ds"."informed"
3404 AND "ds"."satisfied"
3405 )
3406 WHERE "id" = "initiative_id_v";
3407 FOR "suggestion_id_v" IN
3408 SELECT "id" FROM "suggestion"
3409 WHERE "initiative_id" = "initiative_id_v"
3410 LOOP
3411 UPDATE "suggestion" SET
3412 "minus2_unfulfilled_count" = (
3413 SELECT coalesce(sum("snapshot"."weight"), 0)
3414 FROM "issue" CROSS JOIN "opinion"
3415 JOIN "direct_interest_snapshot" AS "snapshot"
3416 ON "snapshot"."issue_id" = "issue"."id"
3417 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3418 AND "snapshot"."member_id" = "opinion"."member_id"
3419 WHERE "issue"."id" = "issue_id_p"
3420 AND "opinion"."suggestion_id" = "suggestion_id_v"
3421 AND "opinion"."degree" = -2
3422 AND "opinion"."fulfilled" = FALSE
3423 ),
3424 "minus2_fulfilled_count" = (
3425 SELECT coalesce(sum("snapshot"."weight"), 0)
3426 FROM "issue" CROSS JOIN "opinion"
3427 JOIN "direct_interest_snapshot" AS "snapshot"
3428 ON "snapshot"."issue_id" = "issue"."id"
3429 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3430 AND "snapshot"."member_id" = "opinion"."member_id"
3431 WHERE "issue"."id" = "issue_id_p"
3432 AND "opinion"."suggestion_id" = "suggestion_id_v"
3433 AND "opinion"."degree" = -2
3434 AND "opinion"."fulfilled" = TRUE
3435 ),
3436 "minus1_unfulfilled_count" = (
3437 SELECT coalesce(sum("snapshot"."weight"), 0)
3438 FROM "issue" CROSS JOIN "opinion"
3439 JOIN "direct_interest_snapshot" AS "snapshot"
3440 ON "snapshot"."issue_id" = "issue"."id"
3441 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3442 AND "snapshot"."member_id" = "opinion"."member_id"
3443 WHERE "issue"."id" = "issue_id_p"
3444 AND "opinion"."suggestion_id" = "suggestion_id_v"
3445 AND "opinion"."degree" = -1
3446 AND "opinion"."fulfilled" = FALSE
3447 ),
3448 "minus1_fulfilled_count" = (
3449 SELECT coalesce(sum("snapshot"."weight"), 0)
3450 FROM "issue" CROSS JOIN "opinion"
3451 JOIN "direct_interest_snapshot" AS "snapshot"
3452 ON "snapshot"."issue_id" = "issue"."id"
3453 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3454 AND "snapshot"."member_id" = "opinion"."member_id"
3455 WHERE "issue"."id" = "issue_id_p"
3456 AND "opinion"."suggestion_id" = "suggestion_id_v"
3457 AND "opinion"."degree" = -1
3458 AND "opinion"."fulfilled" = TRUE
3459 ),
3460 "plus1_unfulfilled_count" = (
3461 SELECT coalesce(sum("snapshot"."weight"), 0)
3462 FROM "issue" CROSS JOIN "opinion"
3463 JOIN "direct_interest_snapshot" AS "snapshot"
3464 ON "snapshot"."issue_id" = "issue"."id"
3465 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3466 AND "snapshot"."member_id" = "opinion"."member_id"
3467 WHERE "issue"."id" = "issue_id_p"
3468 AND "opinion"."suggestion_id" = "suggestion_id_v"
3469 AND "opinion"."degree" = 1
3470 AND "opinion"."fulfilled" = FALSE
3471 ),
3472 "plus1_fulfilled_count" = (
3473 SELECT coalesce(sum("snapshot"."weight"), 0)
3474 FROM "issue" CROSS JOIN "opinion"
3475 JOIN "direct_interest_snapshot" AS "snapshot"
3476 ON "snapshot"."issue_id" = "issue"."id"
3477 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3478 AND "snapshot"."member_id" = "opinion"."member_id"
3479 WHERE "issue"."id" = "issue_id_p"
3480 AND "opinion"."suggestion_id" = "suggestion_id_v"
3481 AND "opinion"."degree" = 1
3482 AND "opinion"."fulfilled" = TRUE
3483 ),
3484 "plus2_unfulfilled_count" = (
3485 SELECT coalesce(sum("snapshot"."weight"), 0)
3486 FROM "issue" CROSS JOIN "opinion"
3487 JOIN "direct_interest_snapshot" AS "snapshot"
3488 ON "snapshot"."issue_id" = "issue"."id"
3489 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3490 AND "snapshot"."member_id" = "opinion"."member_id"
3491 WHERE "issue"."id" = "issue_id_p"
3492 AND "opinion"."suggestion_id" = "suggestion_id_v"
3493 AND "opinion"."degree" = 2
3494 AND "opinion"."fulfilled" = FALSE
3495 ),
3496 "plus2_fulfilled_count" = (
3497 SELECT coalesce(sum("snapshot"."weight"), 0)
3498 FROM "issue" CROSS JOIN "opinion"
3499 JOIN "direct_interest_snapshot" AS "snapshot"
3500 ON "snapshot"."issue_id" = "issue"."id"
3501 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3502 AND "snapshot"."member_id" = "opinion"."member_id"
3503 WHERE "issue"."id" = "issue_id_p"
3504 AND "opinion"."suggestion_id" = "suggestion_id_v"
3505 AND "opinion"."degree" = 2
3506 AND "opinion"."fulfilled" = TRUE
3507 )
3508 WHERE "suggestion"."id" = "suggestion_id_v";
3509 END LOOP;
3510 END LOOP;
3511 RETURN;
3512 END;
3513 $$;
3515 COMMENT ON FUNCTION "create_snapshot"
3516 ( "issue"."id"%TYPE )
3517 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.';
3520 CREATE FUNCTION "set_snapshot_event"
3521 ( "issue_id_p" "issue"."id"%TYPE,
3522 "event_p" "snapshot_event" )
3523 RETURNS VOID
3524 LANGUAGE 'plpgsql' VOLATILE AS $$
3525 DECLARE
3526 "event_v" "issue"."latest_snapshot_event"%TYPE;
3527 BEGIN
3528 SELECT "latest_snapshot_event" INTO "event_v" FROM "issue"
3529 WHERE "id" = "issue_id_p" FOR UPDATE;
3530 UPDATE "issue" SET "latest_snapshot_event" = "event_p"
3531 WHERE "id" = "issue_id_p";
3532 UPDATE "direct_population_snapshot" SET "event" = "event_p"
3533 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3534 UPDATE "delegating_population_snapshot" SET "event" = "event_p"
3535 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3536 UPDATE "direct_interest_snapshot" SET "event" = "event_p"
3537 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3538 UPDATE "delegating_interest_snapshot" SET "event" = "event_p"
3539 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3540 UPDATE "direct_supporter_snapshot" SET "event" = "event_p"
3541 FROM "initiative" -- NOTE: due to missing index on issue_id
3542 WHERE "initiative"."issue_id" = "issue_id_p"
3543 AND "direct_supporter_snapshot"."initiative_id" = "initiative"."id"
3544 AND "direct_supporter_snapshot"."event" = "event_v";
3545 RETURN;
3546 END;
3547 $$;
3549 COMMENT ON FUNCTION "set_snapshot_event"
3550 ( "issue"."id"%TYPE,
3551 "snapshot_event" )
3552 IS 'Change "event" attribute of the previous ''periodic'' snapshot';
3556 ---------------------
3557 -- Freezing issues --
3558 ---------------------
3560 CREATE FUNCTION "freeze_after_snapshot"
3561 ( "issue_id_p" "issue"."id"%TYPE )
3562 RETURNS VOID
3563 LANGUAGE 'plpgsql' VOLATILE AS $$
3564 DECLARE
3565 "issue_row" "issue"%ROWTYPE;
3566 "policy_row" "policy"%ROWTYPE;
3567 "initiative_row" "initiative"%ROWTYPE;
3568 BEGIN
3569 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p";
3570 SELECT * INTO "policy_row"
3571 FROM "policy" WHERE "id" = "issue_row"."policy_id";
3572 PERFORM "set_snapshot_event"("issue_id_p", 'full_freeze');
3573 FOR "initiative_row" IN
3574 SELECT * FROM "initiative"
3575 WHERE "issue_id" = "issue_id_p" AND "revoked" ISNULL
3576 LOOP
3577 IF
3578 "initiative_row"."polling" OR (
3579 "initiative_row"."satisfied_supporter_count" > 0 AND
3580 "initiative_row"."satisfied_supporter_count" *
3581 "policy_row"."initiative_quorum_den" >=
3582 "issue_row"."population" * "policy_row"."initiative_quorum_num"
3583 )
3584 THEN
3585 UPDATE "initiative" SET "admitted" = TRUE
3586 WHERE "id" = "initiative_row"."id";
3587 ELSE
3588 UPDATE "initiative" SET "admitted" = FALSE
3589 WHERE "id" = "initiative_row"."id";
3590 END IF;
3591 END LOOP;
3592 IF EXISTS (
3593 SELECT NULL FROM "initiative"
3594 WHERE "issue_id" = "issue_id_p" AND "admitted" = TRUE
3595 ) THEN
3596 UPDATE "issue" SET
3597 "state" = 'voting',
3598 "accepted" = coalesce("accepted", now()),
3599 "half_frozen" = coalesce("half_frozen", now()),
3600 "fully_frozen" = now()
3601 WHERE "id" = "issue_id_p";
3602 ELSE
3603 UPDATE "issue" SET
3604 "state" = 'canceled_no_initiative_admitted',
3605 "accepted" = coalesce("accepted", now()),
3606 "half_frozen" = coalesce("half_frozen", now()),
3607 "fully_frozen" = now(),
3608 "closed" = now(),
3609 "ranks_available" = TRUE
3610 WHERE "id" = "issue_id_p";
3611 -- NOTE: The following DELETE statements have effect only when
3612 -- issue state has been manipulated
3613 DELETE FROM "direct_voter" WHERE "issue_id" = "issue_id_p";
3614 DELETE FROM "delegating_voter" WHERE "issue_id" = "issue_id_p";
3615 DELETE FROM "battle" WHERE "issue_id" = "issue_id_p";
3616 END IF;
3617 RETURN;
3618 END;
3619 $$;
3621 COMMENT ON FUNCTION "freeze_after_snapshot"
3622 ( "issue"."id"%TYPE )
3623 IS 'This function freezes an issue (fully) and starts voting, but must only be called when "create_snapshot" was called in the same transaction.';
3626 CREATE FUNCTION "manual_freeze"("issue_id_p" "issue"."id"%TYPE)
3627 RETURNS VOID
3628 LANGUAGE 'plpgsql' VOLATILE AS $$
3629 DECLARE
3630 "issue_row" "issue"%ROWTYPE;
3631 BEGIN
3632 PERFORM "create_snapshot"("issue_id_p");
3633 PERFORM "freeze_after_snapshot"("issue_id_p");
3634 PERFORM "set_harmonic_initiative_weights"("issue_id_p");
3635 RETURN;
3636 END;
3637 $$;
3639 COMMENT ON FUNCTION "manual_freeze"
3640 ( "issue"."id"%TYPE )
3641 IS 'Freeze an issue manually (fully) and start voting';
3645 -----------------------
3646 -- Counting of votes --
3647 -----------------------
3650 CREATE FUNCTION "weight_of_added_vote_delegations"
3651 ( "issue_id_p" "issue"."id"%TYPE,
3652 "member_id_p" "member"."id"%TYPE,
3653 "delegate_member_ids_p" "delegating_voter"."delegate_member_ids"%TYPE )
3654 RETURNS "direct_voter"."weight"%TYPE
3655 LANGUAGE 'plpgsql' VOLATILE AS $$
3656 DECLARE
3657 "issue_delegation_row" "issue_delegation"%ROWTYPE;
3658 "delegate_member_ids_v" "delegating_voter"."delegate_member_ids"%TYPE;
3659 "weight_v" INT4;
3660 "sub_weight_v" INT4;
3661 BEGIN
3662 "weight_v" := 0;
3663 FOR "issue_delegation_row" IN
3664 SELECT * FROM "issue_delegation"
3665 WHERE "trustee_id" = "member_id_p"
3666 AND "issue_id" = "issue_id_p"
3667 LOOP
3668 IF NOT EXISTS (
3669 SELECT NULL FROM "direct_voter"
3670 WHERE "member_id" = "issue_delegation_row"."truster_id"
3671 AND "issue_id" = "issue_id_p"
3672 ) AND NOT EXISTS (
3673 SELECT NULL FROM "delegating_voter"
3674 WHERE "member_id" = "issue_delegation_row"."truster_id"
3675 AND "issue_id" = "issue_id_p"
3676 ) THEN
3677 "delegate_member_ids_v" :=
3678 "member_id_p" || "delegate_member_ids_p";
3679 INSERT INTO "delegating_voter" (
3680 "issue_id",
3681 "member_id",
3682 "scope",
3683 "delegate_member_ids"
3684 ) VALUES (
3685 "issue_id_p",
3686 "issue_delegation_row"."truster_id",
3687 "issue_delegation_row"."scope",
3688 "delegate_member_ids_v"
3689 );
3690 "sub_weight_v" := 1 +
3691 "weight_of_added_vote_delegations"(
3692 "issue_id_p",
3693 "issue_delegation_row"."truster_id",
3694 "delegate_member_ids_v"
3695 );
3696 UPDATE "delegating_voter"
3697 SET "weight" = "sub_weight_v"
3698 WHERE "issue_id" = "issue_id_p"
3699 AND "member_id" = "issue_delegation_row"."truster_id";
3700 "weight_v" := "weight_v" + "sub_weight_v";
3701 END IF;
3702 END LOOP;
3703 RETURN "weight_v";
3704 END;
3705 $$;
3707 COMMENT ON FUNCTION "weight_of_added_vote_delegations"
3708 ( "issue"."id"%TYPE,
3709 "member"."id"%TYPE,
3710 "delegating_voter"."delegate_member_ids"%TYPE )
3711 IS 'Helper function for "add_vote_delegations" function';
3714 CREATE FUNCTION "add_vote_delegations"
3715 ( "issue_id_p" "issue"."id"%TYPE )
3716 RETURNS VOID
3717 LANGUAGE 'plpgsql' VOLATILE AS $$
3718 DECLARE
3719 "member_id_v" "member"."id"%TYPE;
3720 BEGIN
3721 FOR "member_id_v" IN
3722 SELECT "member_id" FROM "direct_voter"
3723 WHERE "issue_id" = "issue_id_p"
3724 LOOP
3725 UPDATE "direct_voter" SET
3726 "weight" = "weight" + "weight_of_added_vote_delegations"(
3727 "issue_id_p",
3728 "member_id_v",
3729 '{}'
3730 )
3731 WHERE "member_id" = "member_id_v"
3732 AND "issue_id" = "issue_id_p";
3733 END LOOP;
3734 RETURN;
3735 END;
3736 $$;
3738 COMMENT ON FUNCTION "add_vote_delegations"
3739 ( "issue_id_p" "issue"."id"%TYPE )
3740 IS 'Helper function for "close_voting" function';
3743 CREATE FUNCTION "close_voting"("issue_id_p" "issue"."id"%TYPE)
3744 RETURNS VOID
3745 LANGUAGE 'plpgsql' VOLATILE AS $$
3746 DECLARE
3747 "area_id_v" "area"."id"%TYPE;
3748 "unit_id_v" "unit"."id"%TYPE;
3749 "member_id_v" "member"."id"%TYPE;
3750 BEGIN
3751 PERFORM "lock_issue"("issue_id_p");
3752 SELECT "area_id" INTO "area_id_v" FROM "issue" WHERE "id" = "issue_id_p";
3753 SELECT "unit_id" INTO "unit_id_v" FROM "area" WHERE "id" = "area_id_v";
3754 -- delete timestamp of voting comment:
3755 UPDATE "direct_voter" SET "comment_changed" = NULL
3756 WHERE "issue_id" = "issue_id_p";
3757 -- delete delegating votes (in cases of manual reset of issue state):
3758 DELETE FROM "delegating_voter"
3759 WHERE "issue_id" = "issue_id_p";
3760 -- delete votes from non-privileged voters:
3761 DELETE FROM "direct_voter"
3762 USING (
3763 SELECT
3764 "direct_voter"."member_id"
3765 FROM "direct_voter"
3766 JOIN "member" ON "direct_voter"."member_id" = "member"."id"
3767 LEFT JOIN "privilege"
3768 ON "privilege"."unit_id" = "unit_id_v"
3769 AND "privilege"."member_id" = "direct_voter"."member_id"
3770 WHERE "direct_voter"."issue_id" = "issue_id_p" AND (
3771 "member"."active" = FALSE OR
3772 "privilege"."voting_right" ISNULL OR
3773 "privilege"."voting_right" = FALSE
3774 )
3775 ) AS "subquery"
3776 WHERE "direct_voter"."issue_id" = "issue_id_p"
3777 AND "direct_voter"."member_id" = "subquery"."member_id";
3778 -- consider delegations:
3779 UPDATE "direct_voter" SET "weight" = 1
3780 WHERE "issue_id" = "issue_id_p";
3781 PERFORM "add_vote_delegations"("issue_id_p");
3782 -- set voter count and mark issue as being calculated:
3783 UPDATE "issue" SET
3784 "state" = 'calculation',
3785 "closed" = now(),
3786 "voter_count" = (
3787 SELECT coalesce(sum("weight"), 0)
3788 FROM "direct_voter" WHERE "issue_id" = "issue_id_p"
3789 )
3790 WHERE "id" = "issue_id_p";
3791 -- materialize battle_view:
3792 -- NOTE: "closed" column of issue must be set at this point
3793 DELETE FROM "battle" WHERE "issue_id" = "issue_id_p";
3794 INSERT INTO "battle" (
3795 "issue_id",
3796 "winning_initiative_id", "losing_initiative_id",
3797 "count"
3798 ) SELECT
3799 "issue_id",
3800 "winning_initiative_id", "losing_initiative_id",
3801 "count"
3802 FROM "battle_view" WHERE "issue_id" = "issue_id_p";
3803 -- copy "positive_votes" and "negative_votes" from "battle" table:
3804 UPDATE "initiative" SET
3805 "positive_votes" = "battle_win"."count",
3806 "negative_votes" = "battle_lose"."count"
3807 FROM "battle" AS "battle_win", "battle" AS "battle_lose"
3808 WHERE
3809 "battle_win"."issue_id" = "issue_id_p" AND
3810 "battle_win"."winning_initiative_id" = "initiative"."id" AND
3811 "battle_win"."losing_initiative_id" ISNULL AND
3812 "battle_lose"."issue_id" = "issue_id_p" AND
3813 "battle_lose"."losing_initiative_id" = "initiative"."id" AND
3814 "battle_lose"."winning_initiative_id" ISNULL;
3815 END;
3816 $$;
3818 COMMENT ON FUNCTION "close_voting"
3819 ( "issue"."id"%TYPE )
3820 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.';
3823 CREATE FUNCTION "defeat_strength"
3824 ( "positive_votes_p" INT4, "negative_votes_p" INT4 )
3825 RETURNS INT8
3826 LANGUAGE 'plpgsql' IMMUTABLE AS $$
3827 BEGIN
3828 IF "positive_votes_p" > "negative_votes_p" THEN
3829 RETURN ("positive_votes_p"::INT8 << 31) - "negative_votes_p"::INT8;
3830 ELSIF "positive_votes_p" = "negative_votes_p" THEN
3831 RETURN 0;
3832 ELSE
3833 RETURN -1;
3834 END IF;
3835 END;
3836 $$;
3838 COMMENT ON FUNCTION "defeat_strength"(INT4, INT4) IS 'Calculates defeat strength (INT8!) of a pairwise defeat primarily by the absolute number of votes for the winner and secondarily by the absolute number of votes for the loser';
3841 CREATE FUNCTION "calculate_ranks"("issue_id_p" "issue"."id"%TYPE)
3842 RETURNS VOID
3843 LANGUAGE 'plpgsql' VOLATILE AS $$
3844 DECLARE
3845 "issue_row" "issue"%ROWTYPE;
3846 "policy_row" "policy"%ROWTYPE;
3847 "dimension_v" INTEGER;
3848 "vote_matrix" INT4[][]; -- absolute votes
3849 "matrix" INT8[][]; -- defeat strength / best paths
3850 "i" INTEGER;
3851 "j" INTEGER;
3852 "k" INTEGER;
3853 "battle_row" "battle"%ROWTYPE;
3854 "rank_ary" INT4[];
3855 "rank_v" INT4;
3856 "done_v" INTEGER;
3857 "winners_ary" INTEGER[];
3858 "initiative_id_v" "initiative"."id"%TYPE;
3859 BEGIN
3860 SELECT * INTO "issue_row"
3861 FROM "issue" WHERE "id" = "issue_id_p"
3862 FOR UPDATE;
3863 SELECT * INTO "policy_row"
3864 FROM "policy" WHERE "id" = "issue_row"."policy_id";
3865 SELECT count(1) INTO "dimension_v"
3866 FROM "battle_participant" WHERE "issue_id" = "issue_id_p";
3867 -- Create "vote_matrix" with absolute number of votes in pairwise
3868 -- comparison:
3869 "vote_matrix" := array_fill(NULL::INT4, ARRAY["dimension_v", "dimension_v"]);
3870 "i" := 1;
3871 "j" := 2;
3872 FOR "battle_row" IN
3873 SELECT * FROM "battle" WHERE "issue_id" = "issue_id_p"
3874 ORDER BY
3875 "winning_initiative_id" NULLS LAST,
3876 "losing_initiative_id" NULLS LAST
3877 LOOP
3878 "vote_matrix"["i"]["j"] := "battle_row"."count";
3879 IF "j" = "dimension_v" THEN
3880 "i" := "i" + 1;
3881 "j" := 1;
3882 ELSE
3883 "j" := "j" + 1;
3884 IF "j" = "i" THEN
3885 "j" := "j" + 1;
3886 END IF;
3887 END IF;
3888 END LOOP;
3889 IF "i" != "dimension_v" OR "j" != "dimension_v" + 1 THEN
3890 RAISE EXCEPTION 'Wrong battle count (should not happen)';
3891 END IF;
3892 -- Store defeat strengths in "matrix" using "defeat_strength"
3893 -- function:
3894 "matrix" := array_fill(NULL::INT8, ARRAY["dimension_v", "dimension_v"]);
3895 "i" := 1;
3896 LOOP
3897 "j" := 1;
3898 LOOP
3899 IF "i" != "j" THEN
3900 "matrix"["i"]["j"] := "defeat_strength"(
3901 "vote_matrix"["i"]["j"],
3902 "vote_matrix"["j"]["i"]
3903 );
3904 END IF;
3905 EXIT WHEN "j" = "dimension_v";
3906 "j" := "j" + 1;
3907 END LOOP;
3908 EXIT WHEN "i" = "dimension_v";
3909 "i" := "i" + 1;
3910 END LOOP;
3911 -- Find best paths:
3912 "i" := 1;
3913 LOOP
3914 "j" := 1;
3915 LOOP
3916 IF "i" != "j" THEN
3917 "k" := 1;
3918 LOOP
3919 IF "i" != "k" AND "j" != "k" THEN
3920 IF "matrix"["j"]["i"] < "matrix"["i"]["k"] THEN
3921 IF "matrix"["j"]["i"] > "matrix"["j"]["k"] THEN
3922 "matrix"["j"]["k"] := "matrix"["j"]["i"];
3923 END IF;
3924 ELSE
3925 IF "matrix"["i"]["k"] > "matrix"["j"]["k"] THEN
3926 "matrix"["j"]["k"] := "matrix"["i"]["k"];
3927 END IF;
3928 END IF;
3929 END IF;
3930 EXIT WHEN "k" = "dimension_v";
3931 "k" := "k" + 1;
3932 END LOOP;
3933 END IF;
3934 EXIT WHEN "j" = "dimension_v";
3935 "j" := "j" + 1;
3936 END LOOP;
3937 EXIT WHEN "i" = "dimension_v";
3938 "i" := "i" + 1;
3939 END LOOP;
3940 -- Determine order of winners:
3941 "rank_ary" := array_fill(NULL::INT4, ARRAY["dimension_v"]);
3942 "rank_v" := 1;
3943 "done_v" := 0;
3944 LOOP
3945 "winners_ary" := '{}';
3946 "i" := 1;
3947 LOOP
3948 IF "rank_ary"["i"] ISNULL THEN
3949 "j" := 1;
3950 LOOP
3951 IF
3952 "i" != "j" AND
3953 "rank_ary"["j"] ISNULL AND
3954 "matrix"["j"]["i"] > "matrix"["i"]["j"]
3955 THEN
3956 -- someone else is better
3957 EXIT;
3958 END IF;
3959 IF "j" = "dimension_v" THEN
3960 -- noone is better
3961 "winners_ary" := "winners_ary" || "i";
3962 EXIT;
3963 END IF;
3964 "j" := "j" + 1;
3965 END LOOP;
3966 END IF;
3967 EXIT WHEN "i" = "dimension_v";
3968 "i" := "i" + 1;
3969 END LOOP;
3970 "i" := 1;
3971 LOOP
3972 "rank_ary"["winners_ary"["i"]] := "rank_v";
3973 "done_v" := "done_v" + 1;
3974 EXIT WHEN "i" = array_upper("winners_ary", 1);
3975 "i" := "i" + 1;
3976 END LOOP;
3977 EXIT WHEN "done_v" = "dimension_v";
3978 "rank_v" := "rank_v" + 1;
3979 END LOOP;
3980 -- write preliminary results:
3981 "i" := 1;
3982 FOR "initiative_id_v" IN
3983 SELECT "id" FROM "initiative"
3984 WHERE "issue_id" = "issue_id_p" AND "admitted"
3985 ORDER BY "id"
3986 LOOP
3987 UPDATE "initiative" SET
3988 "direct_majority" =
3989 CASE WHEN "policy_row"."direct_majority_strict" THEN
3990 "positive_votes" * "policy_row"."direct_majority_den" >
3991 "policy_row"."direct_majority_num" * ("positive_votes"+"negative_votes")
3992 ELSE
3993 "positive_votes" * "policy_row"."direct_majority_den" >=
3994 "policy_row"."direct_majority_num" * ("positive_votes"+"negative_votes")
3995 END
3996 AND "positive_votes" >= "policy_row"."direct_majority_positive"
3997 AND "issue_row"."voter_count"-"negative_votes" >=
3998 "policy_row"."direct_majority_non_negative",
3999 "indirect_majority" =
4000 CASE WHEN "policy_row"."indirect_majority_strict" THEN
4001 "positive_votes" * "policy_row"."indirect_majority_den" >
4002 "policy_row"."indirect_majority_num" * ("positive_votes"+"negative_votes")
4003 ELSE
4004 "positive_votes" * "policy_row"."indirect_majority_den" >=
4005 "policy_row"."indirect_majority_num" * ("positive_votes"+"negative_votes")
4006 END
4007 AND "positive_votes" >= "policy_row"."indirect_majority_positive"
4008 AND "issue_row"."voter_count"-"negative_votes" >=
4009 "policy_row"."indirect_majority_non_negative",
4010 "schulze_rank" = "rank_ary"["i"],
4011 "better_than_status_quo" = "rank_ary"["i"] < "rank_ary"["dimension_v"],
4012 "worse_than_status_quo" = "rank_ary"["i"] > "rank_ary"["dimension_v"],
4013 "multistage_majority" = "rank_ary"["i"] >= "rank_ary"["dimension_v"],
4014 "reverse_beat_path" = "matrix"["dimension_v"]["i"] >= 0,
4015 "eligible" = FALSE,
4016 "winner" = FALSE,
4017 "rank" = NULL -- NOTE: in cases of manual reset of issue state
4018 WHERE "id" = "initiative_id_v";
4019 "i" := "i" + 1;
4020 END LOOP;
4021 IF "i" != "dimension_v" THEN
4022 RAISE EXCEPTION 'Wrong winner count (should not happen)';
4023 END IF;
4024 -- take indirect majorities into account:
4025 LOOP
4026 UPDATE "initiative" SET "indirect_majority" = TRUE
4027 FROM (
4028 SELECT "new_initiative"."id" AS "initiative_id"
4029 FROM "initiative" "old_initiative"
4030 JOIN "initiative" "new_initiative"
4031 ON "new_initiative"."issue_id" = "issue_id_p"
4032 AND "new_initiative"."indirect_majority" = FALSE
4033 JOIN "battle" "battle_win"
4034 ON "battle_win"."issue_id" = "issue_id_p"
4035 AND "battle_win"."winning_initiative_id" = "new_initiative"."id"
4036 AND "battle_win"."losing_initiative_id" = "old_initiative"."id"
4037 JOIN "battle" "battle_lose"
4038 ON "battle_lose"."issue_id" = "issue_id_p"
4039 AND "battle_lose"."losing_initiative_id" = "new_initiative"."id"
4040 AND "battle_lose"."winning_initiative_id" = "old_initiative"."id"
4041 WHERE "old_initiative"."issue_id" = "issue_id_p"
4042 AND "old_initiative"."indirect_majority" = TRUE
4043 AND CASE WHEN "policy_row"."indirect_majority_strict" THEN
4044 "battle_win"."count" * "policy_row"."indirect_majority_den" >
4045 "policy_row"."indirect_majority_num" *
4046 ("battle_win"."count"+"battle_lose"."count")
4047 ELSE
4048 "battle_win"."count" * "policy_row"."indirect_majority_den" >=
4049 "policy_row"."indirect_majority_num" *
4050 ("battle_win"."count"+"battle_lose"."count")
4051 END
4052 AND "battle_win"."count" >= "policy_row"."indirect_majority_positive"
4053 AND "issue_row"."voter_count"-"battle_lose"."count" >=
4054 "policy_row"."indirect_majority_non_negative"
4055 ) AS "subquery"
4056 WHERE "id" = "subquery"."initiative_id";
4057 EXIT WHEN NOT FOUND;
4058 END LOOP;
4059 -- set "multistage_majority" for remaining matching initiatives:
4060 UPDATE "initiative" SET "multistage_majority" = TRUE
4061 FROM (
4062 SELECT "losing_initiative"."id" AS "initiative_id"
4063 FROM "initiative" "losing_initiative"
4064 JOIN "initiative" "winning_initiative"
4065 ON "winning_initiative"."issue_id" = "issue_id_p"
4066 AND "winning_initiative"."admitted"
4067 JOIN "battle" "battle_win"
4068 ON "battle_win"."issue_id" = "issue_id_p"
4069 AND "battle_win"."winning_initiative_id" = "winning_initiative"."id"
4070 AND "battle_win"."losing_initiative_id" = "losing_initiative"."id"
4071 JOIN "battle" "battle_lose"
4072 ON "battle_lose"."issue_id" = "issue_id_p"
4073 AND "battle_lose"."losing_initiative_id" = "winning_initiative"."id"
4074 AND "battle_lose"."winning_initiative_id" = "losing_initiative"."id"
4075 WHERE "losing_initiative"."issue_id" = "issue_id_p"
4076 AND "losing_initiative"."admitted"
4077 AND "winning_initiative"."schulze_rank" <
4078 "losing_initiative"."schulze_rank"
4079 AND "battle_win"."count" > "battle_lose"."count"
4080 AND (
4081 "battle_win"."count" > "winning_initiative"."positive_votes" OR
4082 "battle_lose"."count" < "losing_initiative"."negative_votes" )
4083 ) AS "subquery"
4084 WHERE "id" = "subquery"."initiative_id";
4085 -- mark eligible initiatives:
4086 UPDATE "initiative" SET "eligible" = TRUE
4087 WHERE "issue_id" = "issue_id_p"
4088 AND "initiative"."direct_majority"
4089 AND "initiative"."indirect_majority"
4090 AND "initiative"."better_than_status_quo"
4091 AND (
4092 "policy_row"."no_multistage_majority" = FALSE OR
4093 "initiative"."multistage_majority" = FALSE )
4094 AND (
4095 "policy_row"."no_reverse_beat_path" = FALSE OR
4096 "initiative"."reverse_beat_path" = FALSE );
4097 -- mark final winner:
4098 UPDATE "initiative" SET "winner" = TRUE
4099 FROM (
4100 SELECT "id" AS "initiative_id"
4101 FROM "initiative"
4102 WHERE "issue_id" = "issue_id_p" AND "eligible"
4103 ORDER BY
4104 "schulze_rank",
4105 "id"
4106 LIMIT 1
4107 ) AS "subquery"
4108 WHERE "id" = "subquery"."initiative_id";
4109 -- write (final) ranks:
4110 "rank_v" := 1;
4111 FOR "initiative_id_v" IN
4112 SELECT "id"
4113 FROM "initiative"
4114 WHERE "issue_id" = "issue_id_p" AND "admitted"
4115 ORDER BY
4116 "winner" DESC,
4117 "eligible" DESC,
4118 "schulze_rank",
4119 "id"
4120 LOOP
4121 UPDATE "initiative" SET "rank" = "rank_v"
4122 WHERE "id" = "initiative_id_v";
4123 "rank_v" := "rank_v" + 1;
4124 END LOOP;
4125 -- set schulze rank of status quo and mark issue as finished:
4126 UPDATE "issue" SET
4127 "status_quo_schulze_rank" = "rank_ary"["dimension_v"],
4128 "state" =
4129 CASE WHEN EXISTS (
4130 SELECT NULL FROM "initiative"
4131 WHERE "issue_id" = "issue_id_p" AND "winner"
4132 ) THEN
4133 'finished_with_winner'::"issue_state"
4134 ELSE
4135 'finished_without_winner'::"issue_state"
4136 END,
4137 "ranks_available" = TRUE
4138 WHERE "id" = "issue_id_p";
4139 RETURN;
4140 END;
4141 $$;
4143 COMMENT ON FUNCTION "calculate_ranks"
4144 ( "issue"."id"%TYPE )
4145 IS 'Determine ranking (Votes have to be counted first)';
4149 -----------------------------
4150 -- Automatic state changes --
4151 -----------------------------
4154 CREATE FUNCTION "check_issue"
4155 ( "issue_id_p" "issue"."id"%TYPE )
4156 RETURNS VOID
4157 LANGUAGE 'plpgsql' VOLATILE AS $$
4158 DECLARE
4159 "issue_row" "issue"%ROWTYPE;
4160 "policy_row" "policy"%ROWTYPE;
4161 "new_snapshot_v" BOOLEAN;
4162 BEGIN
4163 PERFORM "lock_issue"("issue_id_p");
4164 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p";
4165 -- only process open issues:
4166 IF "issue_row"."closed" ISNULL THEN
4167 SELECT * INTO "policy_row" FROM "policy"
4168 WHERE "id" = "issue_row"."policy_id";
4169 -- create a snapshot, unless issue is already fully frozen:
4170 IF "issue_row"."fully_frozen" ISNULL THEN
4171 PERFORM "create_snapshot"("issue_id_p");
4172 "new_snapshot_v" := TRUE;
4173 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p";
4174 ELSE
4175 "new_snapshot_v" := FALSE;
4176 END IF;
4177 -- eventually close or accept issues, which have not been accepted:
4178 IF "issue_row"."accepted" ISNULL THEN
4179 IF EXISTS (
4180 SELECT NULL FROM "initiative"
4181 WHERE "issue_id" = "issue_id_p"
4182 AND "supporter_count" > 0
4183 AND "supporter_count" * "policy_row"."issue_quorum_den"
4184 >= "issue_row"."population" * "policy_row"."issue_quorum_num"
4185 ) THEN
4186 -- accept issues, if supporter count is high enough
4187 PERFORM "set_snapshot_event"("issue_id_p", 'end_of_admission');
4188 -- NOTE: "issue_row" used later
4189 "issue_row"."state" := 'discussion';
4190 "issue_row"."accepted" := now();
4191 UPDATE "issue" SET
4192 "state" = "issue_row"."state",
4193 "accepted" = "issue_row"."accepted"
4194 WHERE "id" = "issue_row"."id";
4195 ELSIF
4196 now() >= "issue_row"."created" + "issue_row"."admission_time"
4197 THEN
4198 -- close issues, if admission time has expired
4199 PERFORM "set_snapshot_event"("issue_id_p", 'end_of_admission');
4200 UPDATE "issue" SET
4201 "state" = 'canceled_issue_not_accepted',
4202 "closed" = now()
4203 WHERE "id" = "issue_row"."id";
4204 END IF;
4205 END IF;
4206 -- eventually half freeze issues:
4207 IF
4208 -- NOTE: issue can't be closed at this point, if it has been accepted
4209 "issue_row"."accepted" NOTNULL AND
4210 "issue_row"."half_frozen" ISNULL
4211 THEN
4212 IF
4213 now() >= "issue_row"."accepted" + "issue_row"."discussion_time"
4214 THEN
4215 PERFORM "set_snapshot_event"("issue_id_p", 'half_freeze');
4216 -- NOTE: "issue_row" used later
4217 "issue_row"."state" := 'verification';
4218 "issue_row"."half_frozen" := now();
4219 UPDATE "issue" SET
4220 "state" = "issue_row"."state",
4221 "half_frozen" = "issue_row"."half_frozen"
4222 WHERE "id" = "issue_row"."id";
4223 END IF;
4224 END IF;
4225 -- close issues after some time, if all initiatives have been revoked:
4226 IF
4227 "issue_row"."closed" ISNULL AND
4228 NOT EXISTS (
4229 -- all initiatives are revoked
4230 SELECT NULL FROM "initiative"
4231 WHERE "issue_id" = "issue_id_p" AND "revoked" ISNULL
4232 ) AND (
4233 -- and issue has not been accepted yet
4234 "issue_row"."accepted" ISNULL OR
4235 NOT EXISTS (
4236 -- or no initiatives have been revoked lately
4237 SELECT NULL FROM "initiative"
4238 WHERE "issue_id" = "issue_id_p"
4239 AND now() < "revoked" + "issue_row"."verification_time"
4240 ) OR (
4241 -- or verification time has elapsed
4242 "issue_row"."half_frozen" NOTNULL AND
4243 "issue_row"."fully_frozen" ISNULL AND
4244 now() >= "issue_row"."half_frozen" + "issue_row"."verification_time"
4245 )
4246 )
4247 THEN
4248 -- NOTE: "issue_row" used later
4249 IF "issue_row"."accepted" ISNULL THEN
4250 "issue_row"."state" := 'canceled_revoked_before_accepted';
4251 ELSIF "issue_row"."half_frozen" ISNULL THEN
4252 "issue_row"."state" := 'canceled_after_revocation_during_discussion';
4253 ELSE
4254 "issue_row"."state" := 'canceled_after_revocation_during_verification';
4255 END IF;
4256 "issue_row"."closed" := now();
4257 UPDATE "issue" SET
4258 "state" = "issue_row"."state",
4259 "closed" = "issue_row"."closed"
4260 WHERE "id" = "issue_row"."id";
4261 END IF;
4262 -- fully freeze issue after verification time:
4263 IF
4264 "issue_row"."half_frozen" NOTNULL AND
4265 "issue_row"."fully_frozen" ISNULL AND
4266 "issue_row"."closed" ISNULL AND
4267 now() >= "issue_row"."half_frozen" + "issue_row"."verification_time"
4268 THEN
4269 PERFORM "freeze_after_snapshot"("issue_id_p");
4270 -- NOTE: "issue" might change, thus "issue_row" has to be updated below
4271 END IF;
4272 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p";
4273 -- close issue by calling close_voting(...) after voting time:
4274 IF
4275 "issue_row"."closed" ISNULL AND
4276 "issue_row"."fully_frozen" NOTNULL AND
4277 now() >= "issue_row"."fully_frozen" + "issue_row"."voting_time"
4278 THEN
4279 PERFORM "close_voting"("issue_id_p");
4280 -- calculate ranks will not consume much time and can be done now
4281 PERFORM "calculate_ranks"("issue_id_p");
4282 END IF;
4283 -- if a new shapshot has been created, then recalculate harmonic weights:
4284 IF "new_snapshot_v" THEN
4285 PERFORM "set_harmonic_initiative_weights"("issue_id_p");
4286 END IF;
4287 END IF;
4288 RETURN;
4289 END;
4290 $$;
4292 COMMENT ON FUNCTION "check_issue"
4293 ( "issue"."id"%TYPE )
4294 IS 'Precalculate supporter counts etc. for a given issue, and check, if status change is required; At end of voting the ranking is not calculated by this function, but must be calculated in a seperate transaction using the "calculate_ranks" function.';
4297 CREATE FUNCTION "check_everything"()
4298 RETURNS VOID
4299 LANGUAGE 'plpgsql' VOLATILE AS $$
4300 DECLARE
4301 "issue_id_v" "issue"."id"%TYPE;
4302 BEGIN
4303 DELETE FROM "expired_session";
4304 PERFORM "check_activity"();
4305 PERFORM "calculate_member_counts"();
4306 FOR "issue_id_v" IN SELECT "id" FROM "open_issue" LOOP
4307 PERFORM "check_issue"("issue_id_v");
4308 END LOOP;
4309 FOR "issue_id_v" IN SELECT "id" FROM "issue_with_ranks_missing" LOOP
4310 PERFORM "calculate_ranks"("issue_id_v");
4311 END LOOP;
4312 RETURN;
4313 END;
4314 $$;
4316 COMMENT ON FUNCTION "check_everything"() IS 'Amongst other regular tasks this function performs "check_issue" for every open issue, and if possible, automatically calculates ranks. Use this function only for development and debugging purposes, as long transactions with exclusive locking may result. In productive environments you should call the lf_update program instead.';
4320 ----------------------
4321 -- Deletion of data --
4322 ----------------------
4325 CREATE FUNCTION "clean_issue"("issue_id_p" "issue"."id"%TYPE)
4326 RETURNS VOID
4327 LANGUAGE 'plpgsql' VOLATILE AS $$
4328 DECLARE
4329 "issue_row" "issue"%ROWTYPE;
4330 BEGIN
4331 SELECT * INTO "issue_row"
4332 FROM "issue" WHERE "id" = "issue_id_p"
4333 FOR UPDATE;
4334 IF "issue_row"."cleaned" ISNULL THEN
4335 UPDATE "issue" SET
4336 "state" = 'voting',
4337 "closed" = NULL,
4338 "ranks_available" = FALSE
4339 WHERE "id" = "issue_id_p";
4340 DELETE FROM "delegating_voter"
4341 WHERE "issue_id" = "issue_id_p";
4342 DELETE FROM "direct_voter"
4343 WHERE "issue_id" = "issue_id_p";
4344 DELETE FROM "delegating_interest_snapshot"
4345 WHERE "issue_id" = "issue_id_p";
4346 DELETE FROM "direct_interest_snapshot"
4347 WHERE "issue_id" = "issue_id_p";
4348 DELETE FROM "delegating_population_snapshot"
4349 WHERE "issue_id" = "issue_id_p";
4350 DELETE FROM "direct_population_snapshot"
4351 WHERE "issue_id" = "issue_id_p";
4352 DELETE FROM "non_voter"
4353 WHERE "issue_id" = "issue_id_p";
4354 DELETE FROM "delegation"
4355 WHERE "issue_id" = "issue_id_p";
4356 DELETE FROM "supporter"
4357 USING "initiative" -- NOTE: due to missing index on issue_id
4358 WHERE "initiative"."issue_id" = "issue_id_p"
4359 AND "supporter"."initiative_id" = "initiative_id";
4360 UPDATE "issue" SET
4361 "state" = "issue_row"."state",
4362 "closed" = "issue_row"."closed",
4363 "ranks_available" = "issue_row"."ranks_available",
4364 "cleaned" = now()
4365 WHERE "id" = "issue_id_p";
4366 END IF;
4367 RETURN;
4368 END;
4369 $$;
4371 COMMENT ON FUNCTION "clean_issue"("issue"."id"%TYPE) IS 'Delete discussion data and votes belonging to an issue';
4374 CREATE FUNCTION "delete_member"("member_id_p" "member"."id"%TYPE)
4375 RETURNS VOID
4376 LANGUAGE 'plpgsql' VOLATILE AS $$
4377 BEGIN
4378 UPDATE "member" SET
4379 "last_login" = NULL,
4380 "login" = NULL,
4381 "password" = NULL,
4382 "locked" = TRUE,
4383 "active" = FALSE,
4384 "notify_email" = NULL,
4385 "notify_email_unconfirmed" = NULL,
4386 "notify_email_secret" = NULL,
4387 "notify_email_secret_expiry" = NULL,
4388 "notify_email_lock_expiry" = NULL,
4389 "password_reset_secret" = NULL,
4390 "password_reset_secret_expiry" = NULL,
4391 "organizational_unit" = NULL,
4392 "internal_posts" = NULL,
4393 "realname" = NULL,
4394 "birthday" = NULL,
4395 "address" = NULL,
4396 "email" = NULL,
4397 "xmpp_address" = NULL,
4398 "website" = NULL,
4399 "phone" = NULL,
4400 "mobile_phone" = NULL,
4401 "profession" = NULL,
4402 "external_memberships" = NULL,
4403 "external_posts" = NULL,
4404 "statement" = NULL
4405 WHERE "id" = "member_id_p";
4406 -- "text_search_data" is updated by triggers
4407 DELETE FROM "setting" WHERE "member_id" = "member_id_p";
4408 DELETE FROM "setting_map" WHERE "member_id" = "member_id_p";
4409 DELETE FROM "member_relation_setting" WHERE "member_id" = "member_id_p";
4410 DELETE FROM "member_image" WHERE "member_id" = "member_id_p";
4411 DELETE FROM "contact" WHERE "member_id" = "member_id_p";
4412 DELETE FROM "ignored_member" WHERE "member_id" = "member_id_p";
4413 DELETE FROM "session" WHERE "member_id" = "member_id_p";
4414 DELETE FROM "area_setting" WHERE "member_id" = "member_id_p";
4415 DELETE FROM "issue_setting" WHERE "member_id" = "member_id_p";
4416 DELETE FROM "ignored_initiative" WHERE "member_id" = "member_id_p";
4417 DELETE FROM "initiative_setting" WHERE "member_id" = "member_id_p";
4418 DELETE FROM "suggestion_setting" WHERE "member_id" = "member_id_p";
4419 DELETE FROM "membership" WHERE "member_id" = "member_id_p";
4420 DELETE FROM "delegation" WHERE "truster_id" = "member_id_p";
4421 DELETE FROM "non_voter" WHERE "member_id" = "member_id_p";
4422 DELETE FROM "direct_voter" USING "issue"
4423 WHERE "direct_voter"."issue_id" = "issue"."id"
4424 AND "issue"."closed" ISNULL
4425 AND "member_id" = "member_id_p";
4426 RETURN;
4427 END;
4428 $$;
4430 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)';
4433 CREATE FUNCTION "delete_private_data"()
4434 RETURNS VOID
4435 LANGUAGE 'plpgsql' VOLATILE AS $$
4436 BEGIN
4437 DELETE FROM "member" WHERE "activated" ISNULL;
4438 UPDATE "member" SET
4439 "invite_code" = NULL,
4440 "invite_code_expiry" = NULL,
4441 "admin_comment" = NULL,
4442 "last_login" = NULL,
4443 "login" = NULL,
4444 "password" = NULL,
4445 "lang" = NULL,
4446 "notify_email" = NULL,
4447 "notify_email_unconfirmed" = NULL,
4448 "notify_email_secret" = NULL,
4449 "notify_email_secret_expiry" = NULL,
4450 "notify_email_lock_expiry" = NULL,
4451 "notify_level" = NULL,
4452 "password_reset_secret" = NULL,
4453 "password_reset_secret_expiry" = NULL,
4454 "organizational_unit" = NULL,
4455 "internal_posts" = NULL,
4456 "realname" = NULL,
4457 "birthday" = NULL,
4458 "address" = NULL,
4459 "email" = NULL,
4460 "xmpp_address" = NULL,
4461 "website" = NULL,
4462 "phone" = NULL,
4463 "mobile_phone" = NULL,
4464 "profession" = NULL,
4465 "external_memberships" = NULL,
4466 "external_posts" = NULL,
4467 "formatting_engine" = NULL,
4468 "statement" = NULL;
4469 -- "text_search_data" is updated by triggers
4470 DELETE FROM "setting";
4471 DELETE FROM "setting_map";
4472 DELETE FROM "member_relation_setting";
4473 DELETE FROM "member_image";
4474 DELETE FROM "contact";
4475 DELETE FROM "ignored_member";
4476 DELETE FROM "session";
4477 DELETE FROM "area_setting";
4478 DELETE FROM "issue_setting";
4479 DELETE FROM "ignored_initiative";
4480 DELETE FROM "initiative_setting";
4481 DELETE FROM "suggestion_setting";
4482 DELETE FROM "non_voter";
4483 DELETE FROM "direct_voter" USING "issue"
4484 WHERE "direct_voter"."issue_id" = "issue"."id"
4485 AND "issue"."closed" ISNULL;
4486 RETURN;
4487 END;
4488 $$;
4490 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.';
4494 COMMIT;