liquid_feedback_core
view core.sql @ 104:0d03c57ebae5
Introduced "system_setting" table with "member_ttl" setting
| author | jbe |
|---|---|
| date | Mon Jan 24 17:30:18 2011 +0100 (2011-01-24) |
| parents | bc8aa59b0945 |
| children | 6bf35cfa3ba8 |
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 ('1.3.1', 1, 3, 1))
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 login anymore.';
67 CREATE TABLE "member" (
68 "id" SERIAL4 PRIMARY KEY,
69 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
70 "last_login" TIMESTAMPTZ,
71 "last_login_public" DATE,
72 "login" TEXT UNIQUE,
73 "password" TEXT,
74 "locked" BOOLEAN NOT NULL DEFAULT FALSE,
75 "active" BOOLEAN NOT NULL DEFAULT TRUE,
76 "admin" BOOLEAN NOT NULL DEFAULT FALSE,
77 "notify_email" TEXT,
78 "notify_email_unconfirmed" TEXT,
79 "notify_email_secret" TEXT UNIQUE,
80 "notify_email_secret_expiry" TIMESTAMPTZ,
81 "notify_email_lock_expiry" TIMESTAMPTZ,
82 "password_reset_secret" TEXT UNIQUE,
83 "password_reset_secret_expiry" TIMESTAMPTZ,
84 "name" TEXT NOT NULL UNIQUE,
85 "identification" TEXT UNIQUE,
86 "organizational_unit" TEXT,
87 "internal_posts" TEXT,
88 "realname" TEXT,
89 "birthday" DATE,
90 "address" TEXT,
91 "email" TEXT,
92 "xmpp_address" TEXT,
93 "website" TEXT,
94 "phone" TEXT,
95 "mobile_phone" TEXT,
96 "profession" TEXT,
97 "external_memberships" TEXT,
98 "external_posts" TEXT,
99 "statement" TEXT,
100 "text_search_data" TSVECTOR );
101 CREATE INDEX "member_active_idx" ON "member" ("active");
102 CREATE INDEX "member_text_search_data_idx" ON "member" USING gin ("text_search_data");
103 CREATE TRIGGER "update_text_search_data"
104 BEFORE INSERT OR UPDATE ON "member"
105 FOR EACH ROW EXECUTE PROCEDURE
106 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
107 "name", "identification", "organizational_unit", "internal_posts",
108 "realname", "external_memberships", "external_posts", "statement" );
110 COMMENT ON TABLE "member" IS 'Users of the system, e.g. members of an organization';
112 COMMENT ON COLUMN "member"."last_login" IS 'Timestamp of last login';
113 COMMENT ON COLUMN "member"."last_login_public" IS 'Date of last login (time stripped for privacy reasons, updated only after day change)';
114 COMMENT ON COLUMN "member"."login" IS 'Login name';
115 COMMENT ON COLUMN "member"."password" IS 'Password (preferably as crypto-hash, depending on the frontend or access layer)';
116 COMMENT ON COLUMN "member"."locked" IS 'Locked members can not log in.';
117 COMMENT ON COLUMN "member"."active" IS 'Memberships, support and votes are taken into account when corresponding members are marked as active. When the user does not log in for an extended period of time, this flag may be set to FALSE. If the user is not locked, he/she may reset the active flag by logging in.';
118 COMMENT ON COLUMN "member"."admin" IS 'TRUE for admins, which can administrate other users and setup policies and areas';
119 COMMENT ON COLUMN "member"."notify_email" IS 'Email address where notifications of the system are sent to';
120 COMMENT ON COLUMN "member"."notify_email_unconfirmed" IS 'Unconfirmed email address provided by the member to be copied into "notify_email" field after verification';
121 COMMENT ON COLUMN "member"."notify_email_secret" IS 'Secret sent to the address in "notify_email_unconformed"';
122 COMMENT ON COLUMN "member"."notify_email_secret_expiry" IS 'Expiry date/time for "notify_email_secret"';
123 COMMENT ON COLUMN "member"."notify_email_lock_expiry" IS 'Date/time until no further email confirmation mails may be sent (abuse protection)';
124 COMMENT ON COLUMN "member"."name" IS 'Distinct name of the member';
125 COMMENT ON COLUMN "member"."identification" IS 'Optional identification number or code of the member';
126 COMMENT ON COLUMN "member"."organizational_unit" IS 'Branch or division of the organization the member belongs to';
127 COMMENT ON COLUMN "member"."internal_posts" IS 'Posts (offices) of the member inside the organization';
128 COMMENT ON COLUMN "member"."realname" IS 'Real name of the member, may be identical with "name"';
129 COMMENT ON COLUMN "member"."email" IS 'Published email address of the member; not used for system notifications';
130 COMMENT ON COLUMN "member"."external_memberships" IS 'Other organizations the member is involved in';
131 COMMENT ON COLUMN "member"."external_posts" IS 'Posts (offices) outside the organization';
132 COMMENT ON COLUMN "member"."statement" IS 'Freely chosen text of the member for his homepage within the system';
135 CREATE TABLE "member_history" (
136 "id" SERIAL8 PRIMARY KEY,
137 "member_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
138 "until" TIMESTAMPTZ NOT NULL DEFAULT now(),
139 "active" BOOLEAN NOT NULL,
140 "name" TEXT NOT NULL );
141 CREATE INDEX "member_history_member_id_idx" ON "member_history" ("member_id");
143 COMMENT ON TABLE "member_history" IS 'Filled by trigger; keeps information about old names and active flag of members';
145 COMMENT ON COLUMN "member_history"."id" IS 'Primary key, which can be used to sort entries correctly (and time warp resistant)';
146 COMMENT ON COLUMN "member_history"."until" IS 'Timestamp until the data was valid';
149 CREATE TABLE "invite_code" (
150 "code" TEXT PRIMARY KEY,
151 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
152 "used" TIMESTAMPTZ,
153 "member_id" INT4 UNIQUE REFERENCES "member" ("id") ON DELETE SET NULL ON UPDATE CASCADE,
154 "comment" TEXT,
155 CONSTRAINT "only_used_codes_may_refer_to_member" CHECK ("used" NOTNULL OR "member_id" ISNULL) );
157 COMMENT ON TABLE "invite_code" IS 'Invite codes can be used once to create a new member account.';
159 COMMENT ON COLUMN "invite_code"."code" IS 'Secret code';
160 COMMENT ON COLUMN "invite_code"."created" IS 'Time of creation of the secret code';
161 COMMENT ON COLUMN "invite_code"."used" IS 'NULL, if not used yet, otherwise tells when this code was used to create a member account';
162 COMMENT ON COLUMN "invite_code"."member_id" IS 'References the member whose account was created with this code';
163 COMMENT ON COLUMN "invite_code"."comment" IS 'Comment on the code, which is to be used for administrative reasons only';
166 CREATE TABLE "setting" (
167 PRIMARY KEY ("member_id", "key"),
168 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
169 "key" TEXT NOT NULL,
170 "value" TEXT NOT NULL );
171 CREATE INDEX "setting_key_idx" ON "setting" ("key");
173 COMMENT ON TABLE "setting" IS 'Place to store a frontend specific setting for members as a string';
175 COMMENT ON COLUMN "setting"."key" IS 'Name of the setting, preceded by a frontend specific prefix';
178 CREATE TABLE "setting_map" (
179 PRIMARY KEY ("member_id", "key", "subkey"),
180 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
181 "key" TEXT NOT NULL,
182 "subkey" TEXT NOT NULL,
183 "value" TEXT NOT NULL );
184 CREATE INDEX "setting_map_key_idx" ON "setting_map" ("key");
186 COMMENT ON TABLE "setting_map" IS 'Place to store a frontend specific setting for members as a map of key value pairs';
188 COMMENT ON COLUMN "setting_map"."key" IS 'Name of the setting, preceded by a frontend specific prefix';
189 COMMENT ON COLUMN "setting_map"."subkey" IS 'Key of a map entry';
190 COMMENT ON COLUMN "setting_map"."value" IS 'Value of a map entry';
193 CREATE TABLE "member_relation_setting" (
194 PRIMARY KEY ("member_id", "key", "other_member_id"),
195 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
196 "key" TEXT NOT NULL,
197 "other_member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
198 "value" TEXT NOT NULL );
200 COMMENT ON TABLE "member_relation_setting" IS 'Place to store a frontend specific setting related to relations between members as a string';
203 CREATE TYPE "member_image_type" AS ENUM ('photo', 'avatar');
205 COMMENT ON TYPE "member_image_type" IS 'Types of images for a member';
208 CREATE TABLE "member_image" (
209 PRIMARY KEY ("member_id", "image_type", "scaled"),
210 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
211 "image_type" "member_image_type",
212 "scaled" BOOLEAN,
213 "content_type" TEXT,
214 "data" BYTEA NOT NULL );
216 COMMENT ON TABLE "member_image" IS 'Images of members';
218 COMMENT ON COLUMN "member_image"."scaled" IS 'FALSE for original image, TRUE for scaled version of the image';
221 CREATE TABLE "member_count" (
222 "calculated" TIMESTAMPTZ NOT NULL DEFAULT NOW(),
223 "total_count" INT4 NOT NULL );
225 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';
227 COMMENT ON COLUMN "member_count"."calculated" IS 'timestamp indicating when the total member count and area member counts were calculated';
228 COMMENT ON COLUMN "member_count"."total_count" IS 'Total count of active(!) members';
231 CREATE TABLE "contact" (
232 PRIMARY KEY ("member_id", "other_member_id"),
233 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
234 "other_member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
235 "public" BOOLEAN NOT NULL DEFAULT FALSE,
236 CONSTRAINT "cant_save_yourself_as_contact"
237 CHECK ("member_id" != "other_member_id") );
239 COMMENT ON TABLE "contact" IS 'Contact lists';
241 COMMENT ON COLUMN "contact"."member_id" IS 'Member having the contact list';
242 COMMENT ON COLUMN "contact"."other_member_id" IS 'Member referenced in the contact list';
243 COMMENT ON COLUMN "contact"."public" IS 'TRUE = display contact publically';
246 CREATE TABLE "session" (
247 "ident" TEXT PRIMARY KEY,
248 "additional_secret" TEXT,
249 "expiry" TIMESTAMPTZ NOT NULL DEFAULT now() + '24 hours',
250 "member_id" INT8 REFERENCES "member" ("id") ON DELETE SET NULL,
251 "lang" TEXT );
252 CREATE INDEX "session_expiry_idx" ON "session" ("expiry");
254 COMMENT ON TABLE "session" IS 'Sessions, i.e. for a web-frontend';
256 COMMENT ON COLUMN "session"."ident" IS 'Secret session identifier (i.e. random string)';
257 COMMENT ON COLUMN "session"."additional_secret" IS 'Additional field to store a secret, which can be used against CSRF attacks';
258 COMMENT ON COLUMN "session"."member_id" IS 'Reference to member, who is logged in';
259 COMMENT ON COLUMN "session"."lang" IS 'Language code of the selected language';
262 CREATE TABLE "policy" (
263 "id" SERIAL4 PRIMARY KEY,
264 "index" INT4 NOT NULL,
265 "active" BOOLEAN NOT NULL DEFAULT TRUE,
266 "name" TEXT NOT NULL UNIQUE,
267 "description" TEXT NOT NULL DEFAULT '',
268 "admission_time" INTERVAL NOT NULL,
269 "discussion_time" INTERVAL NOT NULL,
270 "verification_time" INTERVAL NOT NULL,
271 "voting_time" INTERVAL NOT NULL,
272 "issue_quorum_num" INT4 NOT NULL,
273 "issue_quorum_den" INT4 NOT NULL,
274 "initiative_quorum_num" INT4 NOT NULL,
275 "initiative_quorum_den" INT4 NOT NULL,
276 "majority_num" INT4 NOT NULL DEFAULT 1,
277 "majority_den" INT4 NOT NULL DEFAULT 2,
278 "majority_strict" BOOLEAN NOT NULL DEFAULT TRUE );
279 CREATE INDEX "policy_active_idx" ON "policy" ("active");
281 COMMENT ON TABLE "policy" IS 'Policies for a particular proceeding type (timelimits, quorum)';
283 COMMENT ON COLUMN "policy"."index" IS 'Determines the order in listings';
284 COMMENT ON COLUMN "policy"."active" IS 'TRUE = policy can be used for new issues';
285 COMMENT ON COLUMN "policy"."admission_time" IS 'Maximum time an issue stays open without being "accepted"';
286 COMMENT ON COLUMN "policy"."discussion_time" IS 'Regular time until an issue is "half_frozen" after being "accepted"';
287 COMMENT ON COLUMN "policy"."verification_time" IS 'Regular time until an issue is "fully_frozen" after being "half_frozen"';
288 COMMENT ON COLUMN "policy"."voting_time" IS 'Time after an issue is "fully_frozen" but not "closed"';
289 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"';
290 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"';
291 COMMENT ON COLUMN "policy"."initiative_quorum_num" IS 'Numerator of satisfied supporter quorum to be reached by an initiative to be "admitted" for voting';
292 COMMENT ON COLUMN "policy"."initiative_quorum_den" IS 'Denominator of satisfied supporter quorum to be reached by an initiative to be "admitted" for voting';
293 COMMENT ON COLUMN "policy"."majority_num" IS 'Numerator of fraction of majority to be reached during voting by an initiative to be aggreed upon';
294 COMMENT ON COLUMN "policy"."majority_den" IS 'Denominator of fraction of majority to be reached during voting by an initiative to be aggreed upon';
295 COMMENT ON COLUMN "policy"."majority_strict" IS 'If TRUE, then the majority must be strictly greater than "majority_num"/"majority_den", otherwise it may also be equal.';
298 CREATE TABLE "area" (
299 "id" SERIAL4 PRIMARY KEY,
300 "active" BOOLEAN NOT NULL DEFAULT TRUE,
301 "name" TEXT NOT NULL,
302 "description" TEXT NOT NULL DEFAULT '',
303 "direct_member_count" INT4,
304 "member_weight" INT4,
305 "autoreject_weight" INT4,
306 "text_search_data" TSVECTOR );
307 CREATE INDEX "area_active_idx" ON "area" ("active");
308 CREATE INDEX "area_text_search_data_idx" ON "area" USING gin ("text_search_data");
309 CREATE TRIGGER "update_text_search_data"
310 BEFORE INSERT OR UPDATE ON "area"
311 FOR EACH ROW EXECUTE PROCEDURE
312 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
313 "name", "description" );
315 COMMENT ON TABLE "area" IS 'Subject areas';
317 COMMENT ON COLUMN "area"."active" IS 'TRUE means new issues can be created in this area';
318 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"';
319 COMMENT ON COLUMN "area"."member_weight" IS 'Same as "direct_member_count" but respecting delegations';
320 COMMENT ON COLUMN "area"."autoreject_weight" IS 'Sum of weight of members using the autoreject feature';
323 CREATE TABLE "area_setting" (
324 PRIMARY KEY ("member_id", "key", "area_id"),
325 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
326 "key" TEXT NOT NULL,
327 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
328 "value" TEXT NOT NULL );
330 COMMENT ON TABLE "area_setting" IS 'Place for frontend to store area specific settings of members as strings';
333 CREATE TABLE "allowed_policy" (
334 PRIMARY KEY ("area_id", "policy_id"),
335 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
336 "policy_id" INT4 NOT NULL REFERENCES "policy" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
337 "default_policy" BOOLEAN NOT NULL DEFAULT FALSE );
338 CREATE UNIQUE INDEX "allowed_policy_one_default_per_area_idx" ON "allowed_policy" ("area_id") WHERE "default_policy";
340 COMMENT ON TABLE "allowed_policy" IS 'Selects which policies can be used in each area';
342 COMMENT ON COLUMN "allowed_policy"."default_policy" IS 'One policy per area can be set as default.';
345 CREATE TYPE "snapshot_event" AS ENUM ('periodic', 'end_of_admission', 'half_freeze', 'full_freeze');
347 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';
350 CREATE TABLE "issue" (
351 "id" SERIAL4 PRIMARY KEY,
352 "area_id" INT4 NOT NULL REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
353 "policy_id" INT4 NOT NULL REFERENCES "policy" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
354 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
355 "accepted" TIMESTAMPTZ,
356 "half_frozen" TIMESTAMPTZ,
357 "fully_frozen" TIMESTAMPTZ,
358 "closed" TIMESTAMPTZ,
359 "ranks_available" BOOLEAN NOT NULL DEFAULT FALSE,
360 "cleaned" TIMESTAMPTZ,
361 "admission_time" INTERVAL NOT NULL,
362 "discussion_time" INTERVAL NOT NULL,
363 "verification_time" INTERVAL NOT NULL,
364 "voting_time" INTERVAL NOT NULL,
365 "snapshot" TIMESTAMPTZ,
366 "latest_snapshot_event" "snapshot_event",
367 "population" INT4,
368 "vote_now" INT4,
369 "vote_later" INT4,
370 "voter_count" INT4,
371 CONSTRAINT "valid_state" CHECK (
372 ("accepted" ISNULL AND "half_frozen" ISNULL AND "fully_frozen" ISNULL AND "closed" ISNULL AND "ranks_available" = FALSE) OR
373 ("accepted" ISNULL AND "half_frozen" ISNULL AND "fully_frozen" ISNULL AND "closed" NOTNULL AND "ranks_available" = FALSE) OR
374 ("accepted" NOTNULL AND "half_frozen" ISNULL AND "fully_frozen" ISNULL AND "closed" ISNULL AND "ranks_available" = FALSE) OR
375 ("accepted" NOTNULL AND "half_frozen" ISNULL AND "fully_frozen" ISNULL AND "closed" NOTNULL AND "ranks_available" = FALSE) OR
376 ("accepted" NOTNULL AND "half_frozen" NOTNULL AND "fully_frozen" ISNULL AND "closed" ISNULL AND "ranks_available" = FALSE) OR
377 ("accepted" NOTNULL AND "half_frozen" NOTNULL AND "fully_frozen" ISNULL AND "closed" NOTNULL AND "ranks_available" = FALSE) OR
378 ("accepted" NOTNULL AND "half_frozen" NOTNULL AND "fully_frozen" NOTNULL AND "closed" ISNULL AND "ranks_available" = FALSE) OR
379 ("accepted" NOTNULL AND "half_frozen" NOTNULL AND "fully_frozen" NOTNULL AND "closed" NOTNULL AND "ranks_available" = FALSE) OR
380 ("accepted" NOTNULL AND "half_frozen" NOTNULL AND "fully_frozen" NOTNULL AND "closed" NOTNULL AND "ranks_available" = TRUE) ),
381 CONSTRAINT "state_change_order" CHECK (
382 "created" <= "accepted" AND
383 "accepted" <= "half_frozen" AND
384 "half_frozen" <= "fully_frozen" AND
385 "fully_frozen" <= "closed" ),
386 CONSTRAINT "only_closed_issues_may_be_cleaned" CHECK (
387 "cleaned" ISNULL OR "closed" NOTNULL ),
388 CONSTRAINT "last_snapshot_on_full_freeze"
389 CHECK ("snapshot" = "fully_frozen"), -- NOTE: snapshot can be set, while frozen is NULL yet
390 CONSTRAINT "freeze_requires_snapshot"
391 CHECK ("fully_frozen" ISNULL OR "snapshot" NOTNULL),
392 CONSTRAINT "set_both_or_none_of_snapshot_and_latest_snapshot_event"
393 CHECK ("snapshot" NOTNULL = "latest_snapshot_event" NOTNULL) );
394 CREATE INDEX "issue_area_id_idx" ON "issue" ("area_id");
395 CREATE INDEX "issue_policy_id_idx" ON "issue" ("policy_id");
396 CREATE INDEX "issue_created_idx" ON "issue" ("created");
397 CREATE INDEX "issue_accepted_idx" ON "issue" ("accepted");
398 CREATE INDEX "issue_half_frozen_idx" ON "issue" ("half_frozen");
399 CREATE INDEX "issue_fully_frozen_idx" ON "issue" ("fully_frozen");
400 CREATE INDEX "issue_closed_idx" ON "issue" ("closed");
401 CREATE INDEX "issue_created_idx_open" ON "issue" ("created") WHERE "closed" ISNULL;
402 CREATE INDEX "issue_closed_idx_canceled" ON "issue" ("closed") WHERE "fully_frozen" ISNULL;
404 COMMENT ON TABLE "issue" IS 'Groups of initiatives';
406 COMMENT ON COLUMN "issue"."accepted" IS 'Point in time, when one initiative of issue reached the "issue_quorum"';
407 COMMENT ON COLUMN "issue"."half_frozen" IS 'Point in time, when "discussion_time" has elapsed, or members voted for voting; 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.';
408 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.';
409 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.';
410 COMMENT ON COLUMN "issue"."ranks_available" IS 'TRUE = ranks have been calculated';
411 COMMENT ON COLUMN "issue"."cleaned" IS 'Point in time, when discussion data and votes had been deleted';
412 COMMENT ON COLUMN "issue"."admission_time" IS 'Copied from "policy" table at creation of issue';
413 COMMENT ON COLUMN "issue"."discussion_time" IS 'Copied from "policy" table at creation of issue';
414 COMMENT ON COLUMN "issue"."verification_time" IS 'Copied from "policy" table at creation of issue';
415 COMMENT ON COLUMN "issue"."voting_time" IS 'Copied from "policy" table at creation of issue';
416 COMMENT ON COLUMN "issue"."snapshot" IS 'Point in time, when snapshot tables have been updated and "population", "vote_now", "vote_later" and *_count values were precalculated';
417 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';
418 COMMENT ON COLUMN "issue"."population" IS 'Sum of "weight" column in table "direct_population_snapshot"';
419 COMMENT ON COLUMN "issue"."vote_now" IS 'Number of votes in favor of voting now, as calculated from table "direct_interest_snapshot"';
420 COMMENT ON COLUMN "issue"."vote_later" IS 'Number of votes against voting now, as calculated from table "direct_interest_snapshot"';
421 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';
424 CREATE TABLE "issue_setting" (
425 PRIMARY KEY ("member_id", "key", "issue_id"),
426 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
427 "key" TEXT NOT NULL,
428 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
429 "value" TEXT NOT NULL );
431 COMMENT ON TABLE "issue_setting" IS 'Place for frontend to store issue specific settings of members as strings';
434 CREATE TABLE "initiative" (
435 UNIQUE ("issue_id", "id"), -- index needed for foreign-key on table "vote"
436 "issue_id" INT4 NOT NULL REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
437 "id" SERIAL4 PRIMARY KEY,
438 "name" TEXT NOT NULL,
439 "discussion_url" TEXT,
440 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
441 "revoked" TIMESTAMPTZ,
442 "suggested_initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
443 "admitted" BOOLEAN,
444 "supporter_count" INT4,
445 "informed_supporter_count" INT4,
446 "satisfied_supporter_count" INT4,
447 "satisfied_informed_supporter_count" INT4,
448 "positive_votes" INT4,
449 "negative_votes" INT4,
450 "agreed" BOOLEAN,
451 "rank" INT4,
452 "text_search_data" TSVECTOR,
453 CONSTRAINT "non_revoked_initiatives_cant_suggest_other"
454 CHECK ("revoked" NOTNULL OR "suggested_initiative_id" ISNULL),
455 CONSTRAINT "revoked_initiatives_cant_be_admitted"
456 CHECK ("revoked" ISNULL OR "admitted" ISNULL),
457 CONSTRAINT "non_admitted_initiatives_cant_contain_voting_results"
458 CHECK (("admitted" NOTNULL AND "admitted" = TRUE) OR ("positive_votes" ISNULL AND "negative_votes" ISNULL AND "agreed" ISNULL)),
459 CONSTRAINT "all_or_none_of_positive_votes_negative_votes_and_agreed_must_be_null"
460 CHECK ("positive_votes" NOTNULL = "negative_votes" NOTNULL AND "positive_votes" NOTNULL = "agreed" NOTNULL),
461 CONSTRAINT "non_agreed_initiatives_cant_get_a_rank"
462 CHECK (("agreed" NOTNULL AND "agreed" = TRUE) OR "rank" ISNULL) );
463 CREATE INDEX "initiative_created_idx" ON "initiative" ("created");
464 CREATE INDEX "initiative_revoked_idx" ON "initiative" ("revoked");
465 CREATE INDEX "initiative_text_search_data_idx" ON "initiative" USING gin ("text_search_data");
466 CREATE TRIGGER "update_text_search_data"
467 BEFORE INSERT OR UPDATE ON "initiative"
468 FOR EACH ROW EXECUTE PROCEDURE
469 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
470 "name", "discussion_url");
472 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.';
474 COMMENT ON COLUMN "initiative"."discussion_url" IS 'URL pointing to a discussion platform for this initiative';
475 COMMENT ON COLUMN "initiative"."revoked" IS 'Point in time, when one initiator decided to revoke the initiative';
476 COMMENT ON COLUMN "initiative"."admitted" IS 'TRUE, if initiative reaches the "initiative_quorum" when freezing the issue';
477 COMMENT ON COLUMN "initiative"."supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
478 COMMENT ON COLUMN "initiative"."informed_supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
479 COMMENT ON COLUMN "initiative"."satisfied_supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
480 COMMENT ON COLUMN "initiative"."satisfied_informed_supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
481 COMMENT ON COLUMN "initiative"."positive_votes" IS 'Calculated from table "direct_voter"';
482 COMMENT ON COLUMN "initiative"."negative_votes" IS 'Calculated from table "direct_voter"';
483 COMMENT ON COLUMN "initiative"."agreed" IS 'TRUE, if "positive_votes"/("positive_votes"+"negative_votes") is strictly greater or greater-equal than "majority_num"/"majority_den"';
484 COMMENT ON COLUMN "initiative"."rank" IS 'Rank of approved initiatives (winner is 1), calculated from table "direct_voter"';
487 CREATE TABLE "battle" (
488 PRIMARY KEY ("issue_id", "winning_initiative_id", "losing_initiative_id"),
489 "issue_id" INT4,
490 "winning_initiative_id" INT4,
491 FOREIGN KEY ("issue_id", "winning_initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
492 "losing_initiative_id" INT4,
493 FOREIGN KEY ("issue_id", "losing_initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
494 "count" INT4 NOT NULL);
496 COMMENT ON TABLE "battle" IS 'Number of members preferring one initiative to another; Filled by "battle_view" when closing an issue';
499 CREATE TABLE "initiative_setting" (
500 PRIMARY KEY ("member_id", "key", "initiative_id"),
501 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
502 "key" TEXT NOT NULL,
503 "initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
504 "value" TEXT NOT NULL );
506 COMMENT ON TABLE "initiative_setting" IS 'Place for frontend to store initiative specific settings of members as strings';
509 CREATE TABLE "draft" (
510 UNIQUE ("initiative_id", "id"), -- index needed for foreign-key on table "supporter"
511 "initiative_id" INT4 NOT NULL REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
512 "id" SERIAL8 PRIMARY KEY,
513 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
514 "author_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
515 "formatting_engine" TEXT,
516 "content" TEXT NOT NULL,
517 "text_search_data" TSVECTOR );
518 CREATE INDEX "draft_created_idx" ON "draft" ("created");
519 CREATE INDEX "draft_author_id_created_idx" ON "draft" ("author_id", "created");
520 CREATE INDEX "draft_text_search_data_idx" ON "draft" USING gin ("text_search_data");
521 CREATE TRIGGER "update_text_search_data"
522 BEFORE INSERT OR UPDATE ON "draft"
523 FOR EACH ROW EXECUTE PROCEDURE
524 tsvector_update_trigger('text_search_data', 'pg_catalog.simple', "content");
526 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.';
528 COMMENT ON COLUMN "draft"."formatting_engine" IS 'Allows different formatting engines (i.e. wiki formats) to be used';
529 COMMENT ON COLUMN "draft"."content" IS 'Text of the draft in a format depending on the field "formatting_engine"';
532 CREATE TABLE "rendered_draft" (
533 PRIMARY KEY ("draft_id", "format"),
534 "draft_id" INT8 REFERENCES "draft" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
535 "format" TEXT,
536 "content" TEXT NOT NULL );
538 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)';
541 CREATE TABLE "suggestion" (
542 UNIQUE ("initiative_id", "id"), -- index needed for foreign-key on table "opinion"
543 "initiative_id" INT4 NOT NULL REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
544 "id" SERIAL8 PRIMARY KEY,
545 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
546 "author_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
547 "name" TEXT NOT NULL,
548 "description" TEXT NOT NULL DEFAULT '',
549 "text_search_data" TSVECTOR,
550 "minus2_unfulfilled_count" INT4,
551 "minus2_fulfilled_count" INT4,
552 "minus1_unfulfilled_count" INT4,
553 "minus1_fulfilled_count" INT4,
554 "plus1_unfulfilled_count" INT4,
555 "plus1_fulfilled_count" INT4,
556 "plus2_unfulfilled_count" INT4,
557 "plus2_fulfilled_count" INT4 );
558 CREATE INDEX "suggestion_created_idx" ON "suggestion" ("created");
559 CREATE INDEX "suggestion_author_id_created_idx" ON "suggestion" ("author_id", "created");
560 CREATE INDEX "suggestion_text_search_data_idx" ON "suggestion" USING gin ("text_search_data");
561 CREATE TRIGGER "update_text_search_data"
562 BEFORE INSERT OR UPDATE ON "suggestion"
563 FOR EACH ROW EXECUTE PROCEDURE
564 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
565 "name", "description");
567 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';
569 COMMENT ON COLUMN "suggestion"."minus2_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
570 COMMENT ON COLUMN "suggestion"."minus2_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
571 COMMENT ON COLUMN "suggestion"."minus1_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
572 COMMENT ON COLUMN "suggestion"."minus1_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
573 COMMENT ON COLUMN "suggestion"."plus1_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
574 COMMENT ON COLUMN "suggestion"."plus1_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
575 COMMENT ON COLUMN "suggestion"."plus2_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
576 COMMENT ON COLUMN "suggestion"."plus2_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
579 CREATE TABLE "suggestion_setting" (
580 PRIMARY KEY ("member_id", "key", "suggestion_id"),
581 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
582 "key" TEXT NOT NULL,
583 "suggestion_id" INT8 REFERENCES "suggestion" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
584 "value" TEXT NOT NULL );
586 COMMENT ON TABLE "suggestion_setting" IS 'Place for frontend to store suggestion specific settings of members as strings';
589 CREATE TABLE "membership" (
590 PRIMARY KEY ("area_id", "member_id"),
591 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
592 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
593 "autoreject" BOOLEAN NOT NULL DEFAULT FALSE );
594 CREATE INDEX "membership_member_id_idx" ON "membership" ("member_id");
596 COMMENT ON TABLE "membership" IS 'Interest of members in topic areas';
598 COMMENT ON COLUMN "membership"."autoreject" IS 'TRUE = member votes against all initiatives, if he is neither direct_ or delegating_voter; Entries in the "interest" table can override this setting.';
601 CREATE TABLE "interest" (
602 PRIMARY KEY ("issue_id", "member_id"),
603 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
604 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
605 "autoreject" BOOLEAN,
606 "voting_requested" BOOLEAN );
607 CREATE INDEX "interest_member_id_idx" ON "interest" ("member_id");
609 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.';
611 COMMENT ON COLUMN "interest"."autoreject" IS 'TRUE = member votes against all initiatives in case of not explicitly taking part in the voting procedure';
612 COMMENT ON COLUMN "interest"."voting_requested" IS 'TRUE = member wants to vote now, FALSE = member wants to vote later, NULL = policy rules should apply';
615 CREATE TABLE "ignored_issue" (
616 PRIMARY KEY ("issue_id", "member_id"),
617 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
618 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
619 "new" BOOLEAN NOT NULL DEFAULT FALSE,
620 "accepted" BOOLEAN NOT NULL DEFAULT FALSE,
621 "half_frozen" BOOLEAN NOT NULL DEFAULT FALSE,
622 "fully_frozen" BOOLEAN NOT NULL DEFAULT FALSE );
623 CREATE INDEX "ignored_issue_member_id_idx" ON "ignored_issue" ("member_id");
625 COMMENT ON TABLE "ignored_issue" IS 'Table to store member specific options to ignore issues in selected states';
627 COMMENT ON COLUMN "ignored_issue"."new" IS 'Apply when issue is neither closed nor accepted';
628 COMMENT ON COLUMN "ignored_issue"."accepted" IS 'Apply when issue is accepted but not (half_)frozen or closed';
629 COMMENT ON COLUMN "ignored_issue"."half_frozen" IS 'Apply when issue is half_frozen but not fully_frozen or closed';
630 COMMENT ON COLUMN "ignored_issue"."fully_frozen" IS 'Apply when issue is fully_frozen (in voting) and not closed';
633 CREATE TABLE "initiator" (
634 PRIMARY KEY ("initiative_id", "member_id"),
635 "initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
636 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
637 "accepted" BOOLEAN );
638 CREATE INDEX "initiator_member_id_idx" ON "initiator" ("member_id");
640 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.';
642 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.';
645 CREATE TABLE "supporter" (
646 "issue_id" INT4 NOT NULL,
647 PRIMARY KEY ("initiative_id", "member_id"),
648 "initiative_id" INT4,
649 "member_id" INT4,
650 "draft_id" INT8 NOT NULL,
651 FOREIGN KEY ("issue_id", "member_id") REFERENCES "interest" ("issue_id", "member_id") ON DELETE CASCADE ON UPDATE CASCADE,
652 FOREIGN KEY ("initiative_id", "draft_id") REFERENCES "draft" ("initiative_id", "id") ON DELETE CASCADE ON UPDATE CASCADE );
653 CREATE INDEX "supporter_member_id_idx" ON "supporter" ("member_id");
655 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.';
657 COMMENT ON COLUMN "supporter"."draft_id" IS 'Latest seen draft, defaults to current draft of the initiative (implemented by trigger "default_for_draft_id")';
660 CREATE TABLE "opinion" (
661 "initiative_id" INT4 NOT NULL,
662 PRIMARY KEY ("suggestion_id", "member_id"),
663 "suggestion_id" INT8,
664 "member_id" INT4,
665 "degree" INT2 NOT NULL CHECK ("degree" >= -2 AND "degree" <= 2 AND "degree" != 0),
666 "fulfilled" BOOLEAN NOT NULL DEFAULT FALSE,
667 FOREIGN KEY ("initiative_id", "suggestion_id") REFERENCES "suggestion" ("initiative_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
668 FOREIGN KEY ("initiative_id", "member_id") REFERENCES "supporter" ("initiative_id", "member_id") ON DELETE CASCADE ON UPDATE CASCADE );
669 CREATE INDEX "opinion_member_id_initiative_id_idx" ON "opinion" ("member_id", "initiative_id");
671 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.';
673 COMMENT ON COLUMN "opinion"."degree" IS '2 = fulfillment required for support; 1 = fulfillment desired; -1 = fulfillment unwanted; -2 = fulfillment cancels support';
676 CREATE TYPE "delegation_scope" AS ENUM ('global', 'area', 'issue');
678 COMMENT ON TYPE "delegation_scope" IS 'Scope for delegations: ''global'', ''area'', or ''issue'' (order is relevant)';
681 CREATE TABLE "delegation" (
682 "id" SERIAL8 PRIMARY KEY,
683 "truster_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
684 "trustee_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
685 "scope" "delegation_scope" NOT NULL,
686 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
687 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
688 CONSTRAINT "cant_delegate_to_yourself" CHECK ("truster_id" != "trustee_id"),
689 CONSTRAINT "no_global_delegation_to_null"
690 CHECK ("trustee_id" NOTNULL OR "scope" != 'global'),
691 CONSTRAINT "area_id_and_issue_id_set_according_to_scope" CHECK (
692 ("scope" = 'global' AND "area_id" ISNULL AND "issue_id" ISNULL ) OR
693 ("scope" = 'area' AND "area_id" NOTNULL AND "issue_id" ISNULL ) OR
694 ("scope" = 'issue' AND "area_id" ISNULL AND "issue_id" NOTNULL) ),
695 UNIQUE ("area_id", "truster_id"),
696 UNIQUE ("issue_id", "truster_id") );
697 CREATE UNIQUE INDEX "delegation_global_truster_id_unique_idx"
698 ON "delegation" ("truster_id") WHERE "scope" = 'global';
699 CREATE INDEX "delegation_truster_id_idx" ON "delegation" ("truster_id");
700 CREATE INDEX "delegation_trustee_id_idx" ON "delegation" ("trustee_id");
702 COMMENT ON TABLE "delegation" IS 'Delegation of vote-weight to other members';
704 COMMENT ON COLUMN "delegation"."area_id" IS 'Reference to area, if delegation is area-wide, otherwise NULL';
705 COMMENT ON COLUMN "delegation"."issue_id" IS 'Reference to issue, if delegation is issue-wide, otherwise NULL';
708 CREATE TABLE "direct_population_snapshot" (
709 PRIMARY KEY ("issue_id", "event", "member_id"),
710 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
711 "event" "snapshot_event",
712 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
713 "weight" INT4 );
714 CREATE INDEX "direct_population_snapshot_member_id_idx" ON "direct_population_snapshot" ("member_id");
716 COMMENT ON TABLE "direct_population_snapshot" IS 'Snapshot of active members having either a "membership" in the "area" or an "interest" in the "issue"';
718 COMMENT ON COLUMN "direct_population_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
719 COMMENT ON COLUMN "direct_population_snapshot"."weight" IS 'Weight of member (1 or higher) according to "delegating_population_snapshot"';
722 CREATE TABLE "delegating_population_snapshot" (
723 PRIMARY KEY ("issue_id", "event", "member_id"),
724 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
725 "event" "snapshot_event",
726 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
727 "weight" INT4,
728 "scope" "delegation_scope" NOT NULL,
729 "delegate_member_ids" INT4[] NOT NULL );
730 CREATE INDEX "delegating_population_snapshot_member_id_idx" ON "delegating_population_snapshot" ("member_id");
732 COMMENT ON TABLE "direct_population_snapshot" IS 'Delegations increasing the weight of entries in the "direct_population_snapshot" table';
734 COMMENT ON COLUMN "delegating_population_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
735 COMMENT ON COLUMN "delegating_population_snapshot"."member_id" IS 'Delegating member';
736 COMMENT ON COLUMN "delegating_population_snapshot"."weight" IS 'Intermediate weight';
737 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"';
740 CREATE TABLE "direct_interest_snapshot" (
741 PRIMARY KEY ("issue_id", "event", "member_id"),
742 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
743 "event" "snapshot_event",
744 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
745 "weight" INT4,
746 "voting_requested" BOOLEAN );
747 CREATE INDEX "direct_interest_snapshot_member_id_idx" ON "direct_interest_snapshot" ("member_id");
749 COMMENT ON TABLE "direct_interest_snapshot" IS 'Snapshot of active members having an "interest" in the "issue"';
751 COMMENT ON COLUMN "direct_interest_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
752 COMMENT ON COLUMN "direct_interest_snapshot"."weight" IS 'Weight of member (1 or higher) according to "delegating_interest_snapshot"';
753 COMMENT ON COLUMN "direct_interest_snapshot"."voting_requested" IS 'Copied from column "voting_requested" of table "interest"';
756 CREATE TABLE "delegating_interest_snapshot" (
757 PRIMARY KEY ("issue_id", "event", "member_id"),
758 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
759 "event" "snapshot_event",
760 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
761 "weight" INT4,
762 "scope" "delegation_scope" NOT NULL,
763 "delegate_member_ids" INT4[] NOT NULL );
764 CREATE INDEX "delegating_interest_snapshot_member_id_idx" ON "delegating_interest_snapshot" ("member_id");
766 COMMENT ON TABLE "delegating_interest_snapshot" IS 'Delegations increasing the weight of entries in the "direct_interest_snapshot" table';
768 COMMENT ON COLUMN "delegating_interest_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
769 COMMENT ON COLUMN "delegating_interest_snapshot"."member_id" IS 'Delegating member';
770 COMMENT ON COLUMN "delegating_interest_snapshot"."weight" IS 'Intermediate weight';
771 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"';
774 CREATE TABLE "direct_supporter_snapshot" (
775 "issue_id" INT4 NOT NULL,
776 PRIMARY KEY ("initiative_id", "event", "member_id"),
777 "initiative_id" INT4,
778 "event" "snapshot_event",
779 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
780 "informed" BOOLEAN NOT NULL,
781 "satisfied" BOOLEAN NOT NULL,
782 FOREIGN KEY ("issue_id", "initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
783 FOREIGN KEY ("issue_id", "event", "member_id") REFERENCES "direct_interest_snapshot" ("issue_id", "event", "member_id") ON DELETE CASCADE ON UPDATE CASCADE );
784 CREATE INDEX "direct_supporter_snapshot_member_id_idx" ON "direct_supporter_snapshot" ("member_id");
786 COMMENT ON TABLE "direct_supporter_snapshot" IS 'Snapshot of supporters of initiatives (weight is stored in "direct_interest_snapshot")';
788 COMMENT ON COLUMN "direct_supporter_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
789 COMMENT ON COLUMN "direct_supporter_snapshot"."informed" IS 'Supporter has seen the latest draft of the initiative';
790 COMMENT ON COLUMN "direct_supporter_snapshot"."satisfied" IS 'Supporter has no "critical_opinion"s';
793 CREATE TABLE "direct_voter" (
794 PRIMARY KEY ("issue_id", "member_id"),
795 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
796 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
797 "weight" INT4,
798 "autoreject" BOOLEAN NOT NULL DEFAULT FALSE );
799 CREATE INDEX "direct_voter_member_id_idx" ON "direct_voter" ("member_id");
801 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.';
803 COMMENT ON COLUMN "direct_voter"."weight" IS 'Weight of member (1 or higher) according to "delegating_voter" table';
804 COMMENT ON COLUMN "direct_voter"."autoreject" IS 'Votes were inserted due to "autoreject" feature';
807 CREATE TABLE "delegating_voter" (
808 PRIMARY KEY ("issue_id", "member_id"),
809 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
810 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
811 "weight" INT4,
812 "scope" "delegation_scope" NOT NULL,
813 "delegate_member_ids" INT4[] NOT NULL );
814 CREATE INDEX "delegating_voter_member_id_idx" ON "delegating_voter" ("member_id");
816 COMMENT ON TABLE "delegating_voter" IS 'Delegations increasing the weight of entries in the "direct_voter" table';
818 COMMENT ON COLUMN "delegating_voter"."member_id" IS 'Delegating member';
819 COMMENT ON COLUMN "delegating_voter"."weight" IS 'Intermediate weight';
820 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"';
823 CREATE TABLE "vote" (
824 "issue_id" INT4 NOT NULL,
825 PRIMARY KEY ("initiative_id", "member_id"),
826 "initiative_id" INT4,
827 "member_id" INT4,
828 "grade" INT4,
829 FOREIGN KEY ("issue_id", "initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
830 FOREIGN KEY ("issue_id", "member_id") REFERENCES "direct_voter" ("issue_id", "member_id") ON DELETE CASCADE ON UPDATE CASCADE );
831 CREATE INDEX "vote_member_id_idx" ON "vote" ("member_id");
833 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.';
835 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.';
838 CREATE TABLE "contingent" (
839 "time_frame" INTERVAL PRIMARY KEY,
840 "text_entry_limit" INT4,
841 "initiative_limit" INT4 );
843 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.';
845 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';
846 COMMENT ON COLUMN "contingent"."initiative_limit" IS 'Number of new initiatives to be opened by each member within a given time frame';
850 --------------------------------
851 -- Writing of history entries --
852 --------------------------------
854 CREATE FUNCTION "write_member_history_trigger"()
855 RETURNS TRIGGER
856 LANGUAGE 'plpgsql' VOLATILE AS $$
857 BEGIN
858 IF
859 NEW."active" != OLD."active" OR
860 NEW."name" != OLD."name"
861 THEN
862 INSERT INTO "member_history"
863 ("member_id", "active", "name")
864 VALUES (NEW."id", OLD."active", OLD."name");
865 END IF;
866 RETURN NULL;
867 END;
868 $$;
870 CREATE TRIGGER "write_member_history"
871 AFTER UPDATE ON "member" FOR EACH ROW EXECUTE PROCEDURE
872 "write_member_history_trigger"();
874 COMMENT ON FUNCTION "write_member_history_trigger"() IS 'Implementation of trigger "write_member_history" on table "member"';
875 COMMENT ON TRIGGER "write_member_history" ON "member" IS 'When changing certain fields of a member, create a history entry in "member_history" table';
879 ----------------------------
880 -- Additional constraints --
881 ----------------------------
884 CREATE FUNCTION "issue_requires_first_initiative_trigger"()
885 RETURNS TRIGGER
886 LANGUAGE 'plpgsql' VOLATILE AS $$
887 BEGIN
888 IF NOT EXISTS (
889 SELECT NULL FROM "initiative" WHERE "issue_id" = NEW."id"
890 ) THEN
891 --RAISE 'Cannot create issue without an initial initiative.' USING
892 -- ERRCODE = 'integrity_constraint_violation',
893 -- HINT = 'Create issue, initiative, and draft within the same transaction.';
894 RAISE EXCEPTION 'Cannot create issue without an initial initiative.';
895 END IF;
896 RETURN NULL;
897 END;
898 $$;
900 CREATE CONSTRAINT TRIGGER "issue_requires_first_initiative"
901 AFTER INSERT OR UPDATE ON "issue" DEFERRABLE INITIALLY DEFERRED
902 FOR EACH ROW EXECUTE PROCEDURE
903 "issue_requires_first_initiative_trigger"();
905 COMMENT ON FUNCTION "issue_requires_first_initiative_trigger"() IS 'Implementation of trigger "issue_requires_first_initiative" on table "issue"';
906 COMMENT ON TRIGGER "issue_requires_first_initiative" ON "issue" IS 'Ensure that new issues have at least one initiative';
909 CREATE FUNCTION "last_initiative_deletes_issue_trigger"()
910 RETURNS TRIGGER
911 LANGUAGE 'plpgsql' VOLATILE AS $$
912 DECLARE
913 "reference_lost" BOOLEAN;
914 BEGIN
915 IF TG_OP = 'DELETE' THEN
916 "reference_lost" := TRUE;
917 ELSE
918 "reference_lost" := NEW."issue_id" != OLD."issue_id";
919 END IF;
920 IF
921 "reference_lost" AND NOT EXISTS (
922 SELECT NULL FROM "initiative" WHERE "issue_id" = OLD."issue_id"
923 )
924 THEN
925 DELETE FROM "issue" WHERE "id" = OLD."issue_id";
926 END IF;
927 RETURN NULL;
928 END;
929 $$;
931 CREATE CONSTRAINT TRIGGER "last_initiative_deletes_issue"
932 AFTER UPDATE OR DELETE ON "initiative" DEFERRABLE INITIALLY DEFERRED
933 FOR EACH ROW EXECUTE PROCEDURE
934 "last_initiative_deletes_issue_trigger"();
936 COMMENT ON FUNCTION "last_initiative_deletes_issue_trigger"() IS 'Implementation of trigger "last_initiative_deletes_issue" on table "initiative"';
937 COMMENT ON TRIGGER "last_initiative_deletes_issue" ON "initiative" IS 'Removing the last initiative of an issue deletes the issue';
940 CREATE FUNCTION "initiative_requires_first_draft_trigger"()
941 RETURNS TRIGGER
942 LANGUAGE 'plpgsql' VOLATILE AS $$
943 BEGIN
944 IF NOT EXISTS (
945 SELECT NULL FROM "draft" WHERE "initiative_id" = NEW."id"
946 ) THEN
947 --RAISE 'Cannot create initiative without an initial draft.' USING
948 -- ERRCODE = 'integrity_constraint_violation',
949 -- HINT = 'Create issue, initiative and draft within the same transaction.';
950 RAISE EXCEPTION 'Cannot create initiative without an initial draft.';
951 END IF;
952 RETURN NULL;
953 END;
954 $$;
956 CREATE CONSTRAINT TRIGGER "initiative_requires_first_draft"
957 AFTER INSERT OR UPDATE ON "initiative" DEFERRABLE INITIALLY DEFERRED
958 FOR EACH ROW EXECUTE PROCEDURE
959 "initiative_requires_first_draft_trigger"();
961 COMMENT ON FUNCTION "initiative_requires_first_draft_trigger"() IS 'Implementation of trigger "initiative_requires_first_draft" on table "initiative"';
962 COMMENT ON TRIGGER "initiative_requires_first_draft" ON "initiative" IS 'Ensure that new initiatives have at least one draft';
965 CREATE FUNCTION "last_draft_deletes_initiative_trigger"()
966 RETURNS TRIGGER
967 LANGUAGE 'plpgsql' VOLATILE AS $$
968 DECLARE
969 "reference_lost" BOOLEAN;
970 BEGIN
971 IF TG_OP = 'DELETE' THEN
972 "reference_lost" := TRUE;
973 ELSE
974 "reference_lost" := NEW."initiative_id" != OLD."initiative_id";
975 END IF;
976 IF
977 "reference_lost" AND NOT EXISTS (
978 SELECT NULL FROM "draft" WHERE "initiative_id" = OLD."initiative_id"
979 )
980 THEN
981 DELETE FROM "initiative" WHERE "id" = OLD."initiative_id";
982 END IF;
983 RETURN NULL;
984 END;
985 $$;
987 CREATE CONSTRAINT TRIGGER "last_draft_deletes_initiative"
988 AFTER UPDATE OR DELETE ON "draft" DEFERRABLE INITIALLY DEFERRED
989 FOR EACH ROW EXECUTE PROCEDURE
990 "last_draft_deletes_initiative_trigger"();
992 COMMENT ON FUNCTION "last_draft_deletes_initiative_trigger"() IS 'Implementation of trigger "last_draft_deletes_initiative" on table "draft"';
993 COMMENT ON TRIGGER "last_draft_deletes_initiative" ON "draft" IS 'Removing the last draft of an initiative deletes the initiative';
996 CREATE FUNCTION "suggestion_requires_first_opinion_trigger"()
997 RETURNS TRIGGER
998 LANGUAGE 'plpgsql' VOLATILE AS $$
999 BEGIN
1000 IF NOT EXISTS (
1001 SELECT NULL FROM "opinion" WHERE "suggestion_id" = NEW."id"
1002 ) THEN
1003 RAISE EXCEPTION 'Cannot create a suggestion without an opinion.';
1004 END IF;
1005 RETURN NULL;
1006 END;
1007 $$;
1009 CREATE CONSTRAINT TRIGGER "suggestion_requires_first_opinion"
1010 AFTER INSERT OR UPDATE ON "suggestion" DEFERRABLE INITIALLY DEFERRED
1011 FOR EACH ROW EXECUTE PROCEDURE
1012 "suggestion_requires_first_opinion_trigger"();
1014 COMMENT ON FUNCTION "suggestion_requires_first_opinion_trigger"() IS 'Implementation of trigger "suggestion_requires_first_opinion" on table "suggestion"';
1015 COMMENT ON TRIGGER "suggestion_requires_first_opinion" ON "suggestion" IS 'Ensure that new suggestions have at least one opinion';
1018 CREATE FUNCTION "last_opinion_deletes_suggestion_trigger"()
1019 RETURNS TRIGGER
1020 LANGUAGE 'plpgsql' VOLATILE AS $$
1021 DECLARE
1022 "reference_lost" BOOLEAN;
1023 BEGIN
1024 IF TG_OP = 'DELETE' THEN
1025 "reference_lost" := TRUE;
1026 ELSE
1027 "reference_lost" := NEW."suggestion_id" != OLD."suggestion_id";
1028 END IF;
1029 IF
1030 "reference_lost" AND NOT EXISTS (
1031 SELECT NULL FROM "opinion" WHERE "suggestion_id" = OLD."suggestion_id"
1032 )
1033 THEN
1034 DELETE FROM "suggestion" WHERE "id" = OLD."suggestion_id";
1035 END IF;
1036 RETURN NULL;
1037 END;
1038 $$;
1040 CREATE CONSTRAINT TRIGGER "last_opinion_deletes_suggestion"
1041 AFTER UPDATE OR DELETE ON "opinion" DEFERRABLE INITIALLY DEFERRED
1042 FOR EACH ROW EXECUTE PROCEDURE
1043 "last_opinion_deletes_suggestion_trigger"();
1045 COMMENT ON FUNCTION "last_opinion_deletes_suggestion_trigger"() IS 'Implementation of trigger "last_opinion_deletes_suggestion" on table "opinion"';
1046 COMMENT ON TRIGGER "last_opinion_deletes_suggestion" ON "opinion" IS 'Removing the last opinion of a suggestion deletes the suggestion';
1050 ---------------------------------------------------------------
1051 -- Ensure that votes are not modified when issues are frozen --
1052 ---------------------------------------------------------------
1054 -- NOTE: Frontends should ensure this anyway, but in case of programming
1055 -- errors the following triggers ensure data integrity.
1058 CREATE FUNCTION "forbid_changes_on_closed_issue_trigger"()
1059 RETURNS TRIGGER
1060 LANGUAGE 'plpgsql' VOLATILE AS $$
1061 DECLARE
1062 "issue_id_v" "issue"."id"%TYPE;
1063 "issue_row" "issue"%ROWTYPE;
1064 BEGIN
1065 IF TG_OP = 'DELETE' THEN
1066 "issue_id_v" := OLD."issue_id";
1067 ELSE
1068 "issue_id_v" := NEW."issue_id";
1069 END IF;
1070 SELECT INTO "issue_row" * FROM "issue"
1071 WHERE "id" = "issue_id_v" FOR SHARE;
1072 IF "issue_row"."closed" NOTNULL THEN
1073 RAISE EXCEPTION 'Tried to modify data belonging to a closed issue.';
1074 END IF;
1075 RETURN NULL;
1076 END;
1077 $$;
1079 CREATE TRIGGER "forbid_changes_on_closed_issue"
1080 AFTER INSERT OR UPDATE OR DELETE ON "direct_voter"
1081 FOR EACH ROW EXECUTE PROCEDURE
1082 "forbid_changes_on_closed_issue_trigger"();
1084 CREATE TRIGGER "forbid_changes_on_closed_issue"
1085 AFTER INSERT OR UPDATE OR DELETE ON "delegating_voter"
1086 FOR EACH ROW EXECUTE PROCEDURE
1087 "forbid_changes_on_closed_issue_trigger"();
1089 CREATE TRIGGER "forbid_changes_on_closed_issue"
1090 AFTER INSERT OR UPDATE OR DELETE ON "vote"
1091 FOR EACH ROW EXECUTE PROCEDURE
1092 "forbid_changes_on_closed_issue_trigger"();
1094 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"';
1095 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';
1096 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';
1097 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';
1101 --------------------------------------------------------------------
1102 -- Auto-retrieval of fields only needed for referential integrity --
1103 --------------------------------------------------------------------
1106 CREATE FUNCTION "autofill_issue_id_trigger"()
1107 RETURNS TRIGGER
1108 LANGUAGE 'plpgsql' VOLATILE AS $$
1109 BEGIN
1110 IF NEW."issue_id" ISNULL THEN
1111 SELECT "issue_id" INTO NEW."issue_id"
1112 FROM "initiative" WHERE "id" = NEW."initiative_id";
1113 END IF;
1114 RETURN NEW;
1115 END;
1116 $$;
1118 CREATE TRIGGER "autofill_issue_id" BEFORE INSERT ON "supporter"
1119 FOR EACH ROW EXECUTE PROCEDURE "autofill_issue_id_trigger"();
1121 CREATE TRIGGER "autofill_issue_id" BEFORE INSERT ON "vote"
1122 FOR EACH ROW EXECUTE PROCEDURE "autofill_issue_id_trigger"();
1124 COMMENT ON FUNCTION "autofill_issue_id_trigger"() IS 'Implementation of triggers "autofill_issue_id" on tables "supporter" and "vote"';
1125 COMMENT ON TRIGGER "autofill_issue_id" ON "supporter" IS 'Set "issue_id" field automatically, if NULL';
1126 COMMENT ON TRIGGER "autofill_issue_id" ON "vote" IS 'Set "issue_id" field automatically, if NULL';
1129 CREATE FUNCTION "autofill_initiative_id_trigger"()
1130 RETURNS TRIGGER
1131 LANGUAGE 'plpgsql' VOLATILE AS $$
1132 BEGIN
1133 IF NEW."initiative_id" ISNULL THEN
1134 SELECT "initiative_id" INTO NEW."initiative_id"
1135 FROM "suggestion" WHERE "id" = NEW."suggestion_id";
1136 END IF;
1137 RETURN NEW;
1138 END;
1139 $$;
1141 CREATE TRIGGER "autofill_initiative_id" BEFORE INSERT ON "opinion"
1142 FOR EACH ROW EXECUTE PROCEDURE "autofill_initiative_id_trigger"();
1144 COMMENT ON FUNCTION "autofill_initiative_id_trigger"() IS 'Implementation of trigger "autofill_initiative_id" on table "opinion"';
1145 COMMENT ON TRIGGER "autofill_initiative_id" ON "opinion" IS 'Set "initiative_id" field automatically, if NULL';
1149 -----------------------------------------------------
1150 -- Automatic calculation of certain default values --
1151 -----------------------------------------------------
1154 CREATE FUNCTION "copy_timings_trigger"()
1155 RETURNS TRIGGER
1156 LANGUAGE 'plpgsql' VOLATILE AS $$
1157 DECLARE
1158 "policy_row" "policy"%ROWTYPE;
1159 BEGIN
1160 SELECT * INTO "policy_row" FROM "policy"
1161 WHERE "id" = NEW."policy_id";
1162 IF NEW."admission_time" ISNULL THEN
1163 NEW."admission_time" := "policy_row"."admission_time";
1164 END IF;
1165 IF NEW."discussion_time" ISNULL THEN
1166 NEW."discussion_time" := "policy_row"."discussion_time";
1167 END IF;
1168 IF NEW."verification_time" ISNULL THEN
1169 NEW."verification_time" := "policy_row"."verification_time";
1170 END IF;
1171 IF NEW."voting_time" ISNULL THEN
1172 NEW."voting_time" := "policy_row"."voting_time";
1173 END IF;
1174 RETURN NEW;
1175 END;
1176 $$;
1178 CREATE TRIGGER "copy_timings" BEFORE INSERT OR UPDATE ON "issue"
1179 FOR EACH ROW EXECUTE PROCEDURE "copy_timings_trigger"();
1181 COMMENT ON FUNCTION "copy_timings_trigger"() IS 'Implementation of trigger "copy_timings" on table "issue"';
1182 COMMENT ON TRIGGER "copy_timings" ON "issue" IS 'If timing fields are NULL, copy values from policy.';
1185 CREATE FUNCTION "supporter_default_for_draft_id_trigger"()
1186 RETURNS TRIGGER
1187 LANGUAGE 'plpgsql' VOLATILE AS $$
1188 BEGIN
1189 IF NEW."draft_id" ISNULL THEN
1190 SELECT "id" INTO NEW."draft_id" FROM "current_draft"
1191 WHERE "initiative_id" = NEW."initiative_id";
1192 END IF;
1193 RETURN NEW;
1194 END;
1195 $$;
1197 CREATE TRIGGER "default_for_draft_id" BEFORE INSERT OR UPDATE ON "supporter"
1198 FOR EACH ROW EXECUTE PROCEDURE "supporter_default_for_draft_id_trigger"();
1200 COMMENT ON FUNCTION "supporter_default_for_draft_id_trigger"() IS 'Implementation of trigger "default_for_draft" on table "supporter"';
1201 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';
1205 ----------------------------------------
1206 -- Automatic creation of dependencies --
1207 ----------------------------------------
1210 CREATE FUNCTION "autocreate_interest_trigger"()
1211 RETURNS TRIGGER
1212 LANGUAGE 'plpgsql' VOLATILE AS $$
1213 BEGIN
1214 IF NOT EXISTS (
1215 SELECT NULL FROM "initiative" JOIN "interest"
1216 ON "initiative"."issue_id" = "interest"."issue_id"
1217 WHERE "initiative"."id" = NEW."initiative_id"
1218 AND "interest"."member_id" = NEW."member_id"
1219 ) THEN
1220 BEGIN
1221 INSERT INTO "interest" ("issue_id", "member_id")
1222 SELECT "issue_id", NEW."member_id"
1223 FROM "initiative" WHERE "id" = NEW."initiative_id";
1224 EXCEPTION WHEN unique_violation THEN END;
1225 END IF;
1226 RETURN NEW;
1227 END;
1228 $$;
1230 CREATE TRIGGER "autocreate_interest" BEFORE INSERT ON "supporter"
1231 FOR EACH ROW EXECUTE PROCEDURE "autocreate_interest_trigger"();
1233 COMMENT ON FUNCTION "autocreate_interest_trigger"() IS 'Implementation of trigger "autocreate_interest" on table "supporter"';
1234 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';
1237 CREATE FUNCTION "autocreate_supporter_trigger"()
1238 RETURNS TRIGGER
1239 LANGUAGE 'plpgsql' VOLATILE AS $$
1240 BEGIN
1241 IF NOT EXISTS (
1242 SELECT NULL FROM "suggestion" JOIN "supporter"
1243 ON "suggestion"."initiative_id" = "supporter"."initiative_id"
1244 WHERE "suggestion"."id" = NEW."suggestion_id"
1245 AND "supporter"."member_id" = NEW."member_id"
1246 ) THEN
1247 BEGIN
1248 INSERT INTO "supporter" ("initiative_id", "member_id")
1249 SELECT "initiative_id", NEW."member_id"
1250 FROM "suggestion" WHERE "id" = NEW."suggestion_id";
1251 EXCEPTION WHEN unique_violation THEN END;
1252 END IF;
1253 RETURN NEW;
1254 END;
1255 $$;
1257 CREATE TRIGGER "autocreate_supporter" BEFORE INSERT ON "opinion"
1258 FOR EACH ROW EXECUTE PROCEDURE "autocreate_supporter_trigger"();
1260 COMMENT ON FUNCTION "autocreate_supporter_trigger"() IS 'Implementation of trigger "autocreate_supporter" on table "opinion"';
1261 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.';
1265 ------------------------------------------
1266 -- Views and helper functions for views --
1267 ------------------------------------------
1270 CREATE VIEW "active_delegation" AS
1271 SELECT "delegation".* FROM "delegation"
1272 JOIN "member" ON "delegation"."truster_id" = "member"."id"
1273 WHERE "member"."active" = TRUE;
1275 COMMENT ON VIEW "active_delegation" IS 'Helper view for views "global_delegation", "area_delegation" and "issue_delegation": Contains delegations where the truster_id refers to an active member and includes those delegations where trustee_id is NULL';
1278 CREATE VIEW "global_delegation" AS
1279 SELECT "id", "truster_id", "trustee_id"
1280 FROM "active_delegation" WHERE "scope" = 'global';
1282 COMMENT ON VIEW "global_delegation" IS 'Global delegations from active members';
1285 CREATE VIEW "area_delegation" AS
1286 SELECT DISTINCT ON ("area"."id", "delegation"."truster_id")
1287 "area"."id" AS "area_id",
1288 "delegation"."id",
1289 "delegation"."truster_id",
1290 "delegation"."trustee_id",
1291 "delegation"."scope"
1292 FROM "area" JOIN "active_delegation" AS "delegation"
1293 ON "delegation"."scope" = 'global'
1294 OR "delegation"."area_id" = "area"."id"
1295 ORDER BY
1296 "area"."id",
1297 "delegation"."truster_id",
1298 "delegation"."scope" DESC;
1300 COMMENT ON VIEW "area_delegation" IS 'Resulting area delegations from active members; can include rows with trustee_id set to NULL';
1303 CREATE VIEW "issue_delegation" AS
1304 SELECT DISTINCT ON ("issue"."id", "delegation"."truster_id")
1305 "issue"."id" AS "issue_id",
1306 "delegation"."id",
1307 "delegation"."truster_id",
1308 "delegation"."trustee_id",
1309 "delegation"."scope"
1310 FROM "issue" JOIN "active_delegation" AS "delegation"
1311 ON "delegation"."scope" = 'global'
1312 OR "delegation"."area_id" = "issue"."area_id"
1313 OR "delegation"."issue_id" = "issue"."id"
1314 ORDER BY
1315 "issue"."id",
1316 "delegation"."truster_id",
1317 "delegation"."scope" DESC;
1319 COMMENT ON VIEW "issue_delegation" IS 'Resulting issue delegations from active members; can include rows with trustee_id set to NULL';
1322 CREATE FUNCTION "membership_weight_with_skipping"
1323 ( "area_id_p" "area"."id"%TYPE,
1324 "member_id_p" "member"."id"%TYPE,
1325 "skip_member_ids_p" INT4[] ) -- "member"."id"%TYPE[]
1326 RETURNS INT4
1327 LANGUAGE 'plpgsql' STABLE AS $$
1328 DECLARE
1329 "sum_v" INT4;
1330 "delegation_row" "area_delegation"%ROWTYPE;
1331 BEGIN
1332 "sum_v" := 1;
1333 FOR "delegation_row" IN
1334 SELECT "area_delegation".*
1335 FROM "area_delegation" LEFT JOIN "membership"
1336 ON "membership"."area_id" = "area_id_p"
1337 AND "membership"."member_id" = "area_delegation"."truster_id"
1338 WHERE "area_delegation"."area_id" = "area_id_p"
1339 AND "area_delegation"."trustee_id" = "member_id_p"
1340 AND "membership"."member_id" ISNULL
1341 LOOP
1342 IF NOT
1343 "skip_member_ids_p" @> ARRAY["delegation_row"."truster_id"]
1344 THEN
1345 "sum_v" := "sum_v" + "membership_weight_with_skipping"(
1346 "area_id_p",
1347 "delegation_row"."truster_id",
1348 "skip_member_ids_p" || "delegation_row"."truster_id"
1349 );
1350 END IF;
1351 END LOOP;
1352 RETURN "sum_v";
1353 END;
1354 $$;
1356 COMMENT ON FUNCTION "membership_weight_with_skipping"
1357 ( "area"."id"%TYPE,
1358 "member"."id"%TYPE,
1359 INT4[] )
1360 IS 'Helper function for "membership_weight" function';
1363 CREATE FUNCTION "membership_weight"
1364 ( "area_id_p" "area"."id"%TYPE,
1365 "member_id_p" "member"."id"%TYPE ) -- "member"."id"%TYPE[]
1366 RETURNS INT4
1367 LANGUAGE 'plpgsql' STABLE AS $$
1368 BEGIN
1369 RETURN "membership_weight_with_skipping"(
1370 "area_id_p",
1371 "member_id_p",
1372 ARRAY["member_id_p"]
1373 );
1374 END;
1375 $$;
1377 COMMENT ON FUNCTION "membership_weight"
1378 ( "area"."id"%TYPE,
1379 "member"."id"%TYPE )
1380 IS 'Calculates the potential voting weight of a member in a given area';
1383 CREATE VIEW "member_count_view" AS
1384 SELECT count(1) AS "total_count" FROM "member" WHERE "active";
1386 COMMENT ON VIEW "member_count_view" IS 'View used to update "member_count" table';
1389 CREATE VIEW "area_member_count" AS
1390 SELECT
1391 "area"."id" AS "area_id",
1392 count("member"."id") AS "direct_member_count",
1393 coalesce(
1394 sum(
1395 CASE WHEN "member"."id" NOTNULL THEN
1396 "membership_weight"("area"."id", "member"."id")
1397 ELSE 0 END
1398 )
1399 ) AS "member_weight",
1400 coalesce(
1401 sum(
1402 CASE WHEN "member"."id" NOTNULL AND "membership"."autoreject" THEN
1403 "membership_weight"("area"."id", "member"."id")
1404 ELSE 0 END
1405 )
1406 ) AS "autoreject_weight"
1407 FROM "area"
1408 LEFT JOIN "membership"
1409 ON "area"."id" = "membership"."area_id"
1410 LEFT JOIN "member"
1411 ON "membership"."member_id" = "member"."id"
1412 AND "member"."active"
1413 GROUP BY "area"."id";
1415 COMMENT ON VIEW "area_member_count" IS 'View used to update "member_count" column of table "area"';
1418 CREATE VIEW "opening_draft" AS
1419 SELECT "draft".* FROM (
1420 SELECT
1421 "initiative"."id" AS "initiative_id",
1422 min("draft"."id") AS "draft_id"
1423 FROM "initiative" JOIN "draft"
1424 ON "initiative"."id" = "draft"."initiative_id"
1425 GROUP BY "initiative"."id"
1426 ) AS "subquery"
1427 JOIN "draft" ON "subquery"."draft_id" = "draft"."id";
1429 COMMENT ON VIEW "opening_draft" IS 'First drafts of all initiatives';
1432 CREATE VIEW "current_draft" AS
1433 SELECT "draft".* FROM (
1434 SELECT
1435 "initiative"."id" AS "initiative_id",
1436 max("draft"."id") AS "draft_id"
1437 FROM "initiative" JOIN "draft"
1438 ON "initiative"."id" = "draft"."initiative_id"
1439 GROUP BY "initiative"."id"
1440 ) AS "subquery"
1441 JOIN "draft" ON "subquery"."draft_id" = "draft"."id";
1443 COMMENT ON VIEW "current_draft" IS 'All latest drafts for each initiative';
1446 CREATE VIEW "critical_opinion" AS
1447 SELECT * FROM "opinion"
1448 WHERE ("degree" = 2 AND "fulfilled" = FALSE)
1449 OR ("degree" = -2 AND "fulfilled" = TRUE);
1451 COMMENT ON VIEW "critical_opinion" IS 'Opinions currently causing dissatisfaction';
1454 CREATE VIEW "battle_view" AS
1455 SELECT
1456 "issue"."id" AS "issue_id",
1457 "winning_initiative"."id" AS "winning_initiative_id",
1458 "losing_initiative"."id" AS "losing_initiative_id",
1459 sum(
1460 CASE WHEN
1461 coalesce("better_vote"."grade", 0) >
1462 coalesce("worse_vote"."grade", 0)
1463 THEN "direct_voter"."weight" ELSE 0 END
1464 ) AS "count"
1465 FROM "issue"
1466 LEFT JOIN "direct_voter"
1467 ON "issue"."id" = "direct_voter"."issue_id"
1468 JOIN "initiative" AS "winning_initiative"
1469 ON "issue"."id" = "winning_initiative"."issue_id"
1470 AND "winning_initiative"."agreed"
1471 JOIN "initiative" AS "losing_initiative"
1472 ON "issue"."id" = "losing_initiative"."issue_id"
1473 AND "losing_initiative"."agreed"
1474 LEFT JOIN "vote" AS "better_vote"
1475 ON "direct_voter"."member_id" = "better_vote"."member_id"
1476 AND "winning_initiative"."id" = "better_vote"."initiative_id"
1477 LEFT JOIN "vote" AS "worse_vote"
1478 ON "direct_voter"."member_id" = "worse_vote"."member_id"
1479 AND "losing_initiative"."id" = "worse_vote"."initiative_id"
1480 WHERE "issue"."closed" NOTNULL
1481 AND "issue"."cleaned" ISNULL
1482 AND "winning_initiative"."id" != "losing_initiative"."id"
1483 GROUP BY
1484 "issue"."id",
1485 "winning_initiative"."id",
1486 "losing_initiative"."id";
1488 COMMENT ON VIEW "battle_view" IS 'Number of members preferring one initiative to another; Used to fill "battle" table';
1491 CREATE VIEW "expired_session" AS
1492 SELECT * FROM "session" WHERE now() > "expiry";
1494 CREATE RULE "delete" AS ON DELETE TO "expired_session" DO INSTEAD
1495 DELETE FROM "session" WHERE "ident" = OLD."ident";
1497 COMMENT ON VIEW "expired_session" IS 'View containing all expired sessions where DELETE is possible';
1498 COMMENT ON RULE "delete" ON "expired_session" IS 'Rule allowing DELETE on rows in "expired_session" view, i.e. DELETE FROM "expired_session"';
1501 CREATE VIEW "open_issue" AS
1502 SELECT * FROM "issue" WHERE "closed" ISNULL;
1504 COMMENT ON VIEW "open_issue" IS 'All open issues';
1507 CREATE VIEW "issue_with_ranks_missing" AS
1508 SELECT * FROM "issue"
1509 WHERE "fully_frozen" NOTNULL
1510 AND "closed" NOTNULL
1511 AND "ranks_available" = FALSE;
1513 COMMENT ON VIEW "issue_with_ranks_missing" IS 'Issues where voting was finished, but no ranks have been calculated yet';
1516 CREATE VIEW "member_contingent" AS
1517 SELECT
1518 "member"."id" AS "member_id",
1519 "contingent"."time_frame",
1520 CASE WHEN "contingent"."text_entry_limit" NOTNULL THEN
1521 (
1522 SELECT count(1) FROM "draft"
1523 WHERE "draft"."author_id" = "member"."id"
1524 AND "draft"."created" > now() - "contingent"."time_frame"
1525 ) + (
1526 SELECT count(1) FROM "suggestion"
1527 WHERE "suggestion"."author_id" = "member"."id"
1528 AND "suggestion"."created" > now() - "contingent"."time_frame"
1529 )
1530 ELSE NULL END AS "text_entry_count",
1531 "contingent"."text_entry_limit",
1532 CASE WHEN "contingent"."initiative_limit" NOTNULL THEN (
1533 SELECT count(1) FROM "opening_draft"
1534 WHERE "opening_draft"."author_id" = "member"."id"
1535 AND "opening_draft"."created" > now() - "contingent"."time_frame"
1536 ) ELSE NULL END AS "initiative_count",
1537 "contingent"."initiative_limit"
1538 FROM "member" CROSS JOIN "contingent";
1540 COMMENT ON VIEW "member_contingent" IS 'Actual counts of text entries and initiatives are calculated per member for each limit in the "contingent" table.';
1542 COMMENT ON COLUMN "member_contingent"."text_entry_count" IS 'Only calculated when "text_entry_limit" is not null in the same row';
1543 COMMENT ON COLUMN "member_contingent"."initiative_count" IS 'Only calculated when "initiative_limit" is not null in the same row';
1546 CREATE VIEW "member_contingent_left" AS
1547 SELECT
1548 "member_id",
1549 max("text_entry_limit" - "text_entry_count") AS "text_entries_left",
1550 max("initiative_limit" - "initiative_count") AS "initiatives_left"
1551 FROM "member_contingent" GROUP BY "member_id";
1553 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.';
1556 CREATE TYPE "timeline_event" AS ENUM (
1557 'issue_created',
1558 'issue_canceled',
1559 'issue_accepted',
1560 'issue_half_frozen',
1561 'issue_finished_without_voting',
1562 'issue_voting_started',
1563 'issue_finished_after_voting',
1564 'initiative_created',
1565 'initiative_revoked',
1566 'draft_created',
1567 'suggestion_created');
1569 COMMENT ON TYPE "timeline_event" IS 'Types of event in timeline tables';
1572 CREATE VIEW "timeline_issue" AS
1573 SELECT
1574 "created" AS "occurrence",
1575 'issue_created'::"timeline_event" AS "event",
1576 "id" AS "issue_id"
1577 FROM "issue"
1578 UNION ALL
1579 SELECT
1580 "closed" AS "occurrence",
1581 'issue_canceled'::"timeline_event" AS "event",
1582 "id" AS "issue_id"
1583 FROM "issue" WHERE "closed" NOTNULL AND "fully_frozen" ISNULL
1584 UNION ALL
1585 SELECT
1586 "accepted" AS "occurrence",
1587 'issue_accepted'::"timeline_event" AS "event",
1588 "id" AS "issue_id"
1589 FROM "issue" WHERE "accepted" NOTNULL
1590 UNION ALL
1591 SELECT
1592 "half_frozen" AS "occurrence",
1593 'issue_half_frozen'::"timeline_event" AS "event",
1594 "id" AS "issue_id"
1595 FROM "issue" WHERE "half_frozen" NOTNULL
1596 UNION ALL
1597 SELECT
1598 "fully_frozen" AS "occurrence",
1599 'issue_voting_started'::"timeline_event" AS "event",
1600 "id" AS "issue_id"
1601 FROM "issue"
1602 WHERE "fully_frozen" NOTNULL
1603 AND ("closed" ISNULL OR "closed" != "fully_frozen")
1604 UNION ALL
1605 SELECT
1606 "closed" AS "occurrence",
1607 CASE WHEN "fully_frozen" = "closed" THEN
1608 'issue_finished_without_voting'::"timeline_event"
1609 ELSE
1610 'issue_finished_after_voting'::"timeline_event"
1611 END AS "event",
1612 "id" AS "issue_id"
1613 FROM "issue" WHERE "closed" NOTNULL AND "fully_frozen" NOTNULL;
1615 COMMENT ON VIEW "timeline_issue" IS 'Helper view for "timeline" view';
1618 CREATE VIEW "timeline_initiative" AS
1619 SELECT
1620 "created" AS "occurrence",
1621 'initiative_created'::"timeline_event" AS "event",
1622 "id" AS "initiative_id"
1623 FROM "initiative"
1624 UNION ALL
1625 SELECT
1626 "revoked" AS "occurrence",
1627 'initiative_revoked'::"timeline_event" AS "event",
1628 "id" AS "initiative_id"
1629 FROM "initiative" WHERE "revoked" NOTNULL;
1631 COMMENT ON VIEW "timeline_initiative" IS 'Helper view for "timeline" view';
1634 CREATE VIEW "timeline_draft" AS
1635 SELECT
1636 "created" AS "occurrence",
1637 'draft_created'::"timeline_event" AS "event",
1638 "id" AS "draft_id"
1639 FROM "draft";
1641 COMMENT ON VIEW "timeline_draft" IS 'Helper view for "timeline" view';
1644 CREATE VIEW "timeline_suggestion" AS
1645 SELECT
1646 "created" AS "occurrence",
1647 'suggestion_created'::"timeline_event" AS "event",
1648 "id" AS "suggestion_id"
1649 FROM "suggestion";
1651 COMMENT ON VIEW "timeline_suggestion" IS 'Helper view for "timeline" view';
1654 CREATE VIEW "timeline" AS
1655 SELECT
1656 "occurrence",
1657 "event",
1658 "issue_id",
1659 NULL AS "initiative_id",
1660 NULL::INT8 AS "draft_id", -- TODO: Why do we need a type-cast here? Is this due to 32 bit architecture?
1661 NULL::INT8 AS "suggestion_id"
1662 FROM "timeline_issue"
1663 UNION ALL
1664 SELECT
1665 "occurrence",
1666 "event",
1667 NULL AS "issue_id",
1668 "initiative_id",
1669 NULL AS "draft_id",
1670 NULL AS "suggestion_id"
1671 FROM "timeline_initiative"
1672 UNION ALL
1673 SELECT
1674 "occurrence",
1675 "event",
1676 NULL AS "issue_id",
1677 NULL AS "initiative_id",
1678 "draft_id",
1679 NULL AS "suggestion_id"
1680 FROM "timeline_draft"
1681 UNION ALL
1682 SELECT
1683 "occurrence",
1684 "event",
1685 NULL AS "issue_id",
1686 NULL AS "initiative_id",
1687 NULL AS "draft_id",
1688 "suggestion_id"
1689 FROM "timeline_suggestion";
1691 COMMENT ON VIEW "timeline" IS 'Aggregation of different events in the system';
1695 --------------------------------------------------
1696 -- Set returning function for delegation chains --
1697 --------------------------------------------------
1700 CREATE TYPE "delegation_chain_loop_tag" AS ENUM
1701 ('first', 'intermediate', 'last', 'repetition');
1703 COMMENT ON TYPE "delegation_chain_loop_tag" IS 'Type for loop tags in "delegation_chain_row" type';
1706 CREATE TYPE "delegation_chain_row" AS (
1707 "index" INT4,
1708 "member_id" INT4,
1709 "member_active" BOOLEAN,
1710 "participation" BOOLEAN,
1711 "overridden" BOOLEAN,
1712 "scope_in" "delegation_scope",
1713 "scope_out" "delegation_scope",
1714 "disabled_out" BOOLEAN,
1715 "loop" "delegation_chain_loop_tag" );
1717 COMMENT ON TYPE "delegation_chain_row" IS 'Type of rows returned by "delegation_chain"(...) functions';
1719 COMMENT ON COLUMN "delegation_chain_row"."index" IS 'Index starting with 0 and counting up';
1720 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';
1721 COMMENT ON COLUMN "delegation_chain_row"."overridden" IS 'True, if an entry with lower index has "participation" set to true';
1722 COMMENT ON COLUMN "delegation_chain_row"."scope_in" IS 'Scope of used incoming delegation';
1723 COMMENT ON COLUMN "delegation_chain_row"."scope_out" IS 'Scope of used outgoing delegation';
1724 COMMENT ON COLUMN "delegation_chain_row"."disabled_out" IS 'Outgoing delegation is explicitly disabled by a delegation with trustee_id set to NULL';
1725 COMMENT ON COLUMN "delegation_chain_row"."loop" IS 'Not null, if member is part of a loop, see "delegation_chain_loop_tag" type';
1728 CREATE FUNCTION "delegation_chain"
1729 ( "member_id_p" "member"."id"%TYPE,
1730 "area_id_p" "area"."id"%TYPE,
1731 "issue_id_p" "issue"."id"%TYPE,
1732 "simulate_trustee_id_p" "member"."id"%TYPE )
1733 RETURNS SETOF "delegation_chain_row"
1734 LANGUAGE 'plpgsql' STABLE AS $$
1735 DECLARE
1736 "issue_row" "issue"%ROWTYPE;
1737 "visited_member_ids" INT4[]; -- "member"."id"%TYPE[]
1738 "loop_member_id_v" "member"."id"%TYPE;
1739 "output_row" "delegation_chain_row";
1740 "output_rows" "delegation_chain_row"[];
1741 "delegation_row" "delegation"%ROWTYPE;
1742 "row_count" INT4;
1743 "i" INT4;
1744 "loop_v" BOOLEAN;
1745 BEGIN
1746 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p";
1747 "visited_member_ids" := '{}';
1748 "loop_member_id_v" := NULL;
1749 "output_rows" := '{}';
1750 "output_row"."index" := 0;
1751 "output_row"."member_id" := "member_id_p";
1752 "output_row"."member_active" := TRUE;
1753 "output_row"."participation" := FALSE;
1754 "output_row"."overridden" := FALSE;
1755 "output_row"."disabled_out" := FALSE;
1756 "output_row"."scope_out" := NULL;
1757 LOOP
1758 IF "visited_member_ids" @> ARRAY["output_row"."member_id"] THEN
1759 "loop_member_id_v" := "output_row"."member_id";
1760 ELSE
1761 "visited_member_ids" :=
1762 "visited_member_ids" || "output_row"."member_id";
1763 END IF;
1764 IF "output_row"."participation" THEN
1765 "output_row"."overridden" := TRUE;
1766 END IF;
1767 "output_row"."scope_in" := "output_row"."scope_out";
1768 IF EXISTS (
1769 SELECT NULL FROM "member"
1770 WHERE "id" = "output_row"."member_id" AND "active"
1771 ) THEN
1772 IF "area_id_p" ISNULL AND "issue_id_p" ISNULL THEN
1773 SELECT * INTO "delegation_row" FROM "delegation"
1774 WHERE "truster_id" = "output_row"."member_id"
1775 AND "scope" = 'global';
1776 ELSIF "area_id_p" NOTNULL AND "issue_id_p" ISNULL THEN
1777 "output_row"."participation" := EXISTS (
1778 SELECT NULL FROM "membership"
1779 WHERE "area_id" = "area_id_p"
1780 AND "member_id" = "output_row"."member_id"
1781 );
1782 SELECT * INTO "delegation_row" FROM "delegation"
1783 WHERE "truster_id" = "output_row"."member_id"
1784 AND ("scope" = 'global' OR "area_id" = "area_id_p")
1785 ORDER BY "scope" DESC;
1786 ELSIF "area_id_p" ISNULL AND "issue_id_p" NOTNULL THEN
1787 "output_row"."participation" := EXISTS (
1788 SELECT NULL FROM "interest"
1789 WHERE "issue_id" = "issue_id_p"
1790 AND "member_id" = "output_row"."member_id"
1791 );
1792 SELECT * INTO "delegation_row" FROM "delegation"
1793 WHERE "truster_id" = "output_row"."member_id"
1794 AND ("scope" = 'global' OR
1795 "area_id" = "issue_row"."area_id" OR
1796 "issue_id" = "issue_id_p"
1797 )
1798 ORDER BY "scope" DESC;
1799 ELSE
1800 RAISE EXCEPTION 'Either area_id or issue_id or both must be NULL.';
1801 END IF;
1802 ELSE
1803 "output_row"."member_active" := FALSE;
1804 "output_row"."participation" := FALSE;
1805 "output_row"."scope_out" := NULL;
1806 "delegation_row" := ROW(NULL);
1807 END IF;
1808 IF
1809 "output_row"."member_id" = "member_id_p" AND
1810 "simulate_trustee_id_p" NOTNULL
1811 THEN
1812 "output_row"."scope_out" := CASE
1813 WHEN "area_id_p" ISNULL AND "issue_id_p" ISNULL THEN 'global'
1814 WHEN "area_id_p" NOTNULL AND "issue_id_p" ISNULL THEN 'area'
1815 WHEN "area_id_p" ISNULL AND "issue_id_p" NOTNULL THEN 'issue'
1816 END;
1817 "output_rows" := "output_rows" || "output_row";
1818 "output_row"."member_id" := "simulate_trustee_id_p";
1819 ELSIF "delegation_row"."trustee_id" NOTNULL THEN
1820 "output_row"."scope_out" := "delegation_row"."scope";
1821 "output_rows" := "output_rows" || "output_row";
1822 "output_row"."member_id" := "delegation_row"."trustee_id";
1823 ELSIF "delegation_row"."scope" NOTNULL THEN
1824 "output_row"."scope_out" := "delegation_row"."scope";
1825 "output_row"."disabled_out" := TRUE;
1826 "output_rows" := "output_rows" || "output_row";
1827 EXIT;
1828 ELSE
1829 "output_row"."scope_out" := NULL;
1830 "output_rows" := "output_rows" || "output_row";
1831 EXIT;
1832 END IF;
1833 EXIT WHEN "loop_member_id_v" NOTNULL;
1834 "output_row"."index" := "output_row"."index" + 1;
1835 END LOOP;
1836 "row_count" := array_upper("output_rows", 1);
1837 "i" := 1;
1838 "loop_v" := FALSE;
1839 LOOP
1840 "output_row" := "output_rows"["i"];
1841 EXIT WHEN "output_row" ISNULL;
1842 IF "loop_v" THEN
1843 IF "i" + 1 = "row_count" THEN
1844 "output_row"."loop" := 'last';
1845 ELSIF "i" = "row_count" THEN
1846 "output_row"."loop" := 'repetition';
1847 ELSE
1848 "output_row"."loop" := 'intermediate';
1849 END IF;
1850 ELSIF "output_row"."member_id" = "loop_member_id_v" THEN
1851 "output_row"."loop" := 'first';
1852 "loop_v" := TRUE;
1853 END IF;
1854 IF "area_id_p" ISNULL AND "issue_id_p" ISNULL THEN
1855 "output_row"."participation" := NULL;
1856 END IF;
1857 RETURN NEXT "output_row";
1858 "i" := "i" + 1;
1859 END LOOP;
1860 RETURN;
1861 END;
1862 $$;
1864 COMMENT ON FUNCTION "delegation_chain"
1865 ( "member"."id"%TYPE,
1866 "area"."id"%TYPE,
1867 "issue"."id"%TYPE,
1868 "member"."id"%TYPE )
1869 IS 'Helper function for frontends to display delegation chains; Not part of internal voting logic';
1871 CREATE FUNCTION "delegation_chain"
1872 ( "member_id_p" "member"."id"%TYPE,
1873 "area_id_p" "area"."id"%TYPE,
1874 "issue_id_p" "issue"."id"%TYPE )
1875 RETURNS SETOF "delegation_chain_row"
1876 LANGUAGE 'plpgsql' STABLE AS $$
1877 DECLARE
1878 "result_row" "delegation_chain_row";
1879 BEGIN
1880 FOR "result_row" IN
1881 SELECT * FROM "delegation_chain"(
1882 "member_id_p", "area_id_p", "issue_id_p", NULL
1883 )
1884 LOOP
1885 RETURN NEXT "result_row";
1886 END LOOP;
1887 RETURN;
1888 END;
1889 $$;
1891 COMMENT ON FUNCTION "delegation_chain"
1892 ( "member"."id"%TYPE,
1893 "area"."id"%TYPE,
1894 "issue"."id"%TYPE )
1895 IS 'Shortcut for "delegation_chain"(...) function where 4th parameter is null';
1899 ------------------------------
1900 -- Comparison by vote count --
1901 ------------------------------
1903 CREATE FUNCTION "vote_ratio"
1904 ( "positive_votes_p" "initiative"."positive_votes"%TYPE,
1905 "negative_votes_p" "initiative"."negative_votes"%TYPE )
1906 RETURNS FLOAT8
1907 LANGUAGE 'plpgsql' STABLE AS $$
1908 BEGIN
1909 IF "positive_votes_p" > 0 AND "negative_votes_p" > 0 THEN
1910 RETURN
1911 "positive_votes_p"::FLOAT8 /
1912 ("positive_votes_p" + "negative_votes_p")::FLOAT8;
1913 ELSIF "positive_votes_p" > 0 THEN
1914 RETURN "positive_votes_p";
1915 ELSIF "negative_votes_p" > 0 THEN
1916 RETURN 1 - "negative_votes_p";
1917 ELSE
1918 RETURN 0.5;
1919 END IF;
1920 END;
1921 $$;
1923 COMMENT ON FUNCTION "vote_ratio"
1924 ( "initiative"."positive_votes"%TYPE,
1925 "initiative"."negative_votes"%TYPE )
1926 IS 'Returns a number, which can be used for comparison of initiatives based on count of approvals and disapprovals. Greater numbers indicate a better result. This function is NOT injective.';
1930 ------------------------------------------------
1931 -- Locking for snapshots and voting procedure --
1932 ------------------------------------------------
1935 CREATE FUNCTION "share_row_lock_issue_trigger"()
1936 RETURNS TRIGGER
1937 LANGUAGE 'plpgsql' VOLATILE AS $$
1938 BEGIN
1939 IF TG_OP = 'UPDATE' OR TG_OP = 'DELETE' THEN
1940 PERFORM NULL FROM "issue" WHERE "id" = OLD."issue_id" FOR SHARE;
1941 END IF;
1942 IF TG_OP = 'INSERT' OR TG_OP = 'UPDATE' THEN
1943 PERFORM NULL FROM "issue" WHERE "id" = NEW."issue_id" FOR SHARE;
1944 RETURN NEW;
1945 ELSE
1946 RETURN OLD;
1947 END IF;
1948 END;
1949 $$;
1951 COMMENT ON FUNCTION "share_row_lock_issue_trigger"() IS 'Implementation of triggers "share_row_lock_issue" on multiple tables';
1954 CREATE FUNCTION "share_row_lock_issue_via_initiative_trigger"()
1955 RETURNS TRIGGER
1956 LANGUAGE 'plpgsql' VOLATILE AS $$
1957 BEGIN
1958 IF TG_OP = 'UPDATE' OR TG_OP = 'DELETE' THEN
1959 PERFORM NULL FROM "issue"
1960 JOIN "initiative" ON "issue"."id" = "initiative"."issue_id"
1961 WHERE "initiative"."id" = OLD."initiative_id"
1962 FOR SHARE OF "issue";
1963 END IF;
1964 IF TG_OP = 'INSERT' OR TG_OP = 'UPDATE' THEN
1965 PERFORM NULL FROM "issue"
1966 JOIN "initiative" ON "issue"."id" = "initiative"."issue_id"
1967 WHERE "initiative"."id" = NEW."initiative_id"
1968 FOR SHARE OF "issue";
1969 RETURN NEW;
1970 ELSE
1971 RETURN OLD;
1972 END IF;
1973 END;
1974 $$;
1976 COMMENT ON FUNCTION "share_row_lock_issue_trigger"() IS 'Implementation of trigger "share_row_lock_issue_via_initiative" on table "opinion"';
1979 CREATE TRIGGER "share_row_lock_issue"
1980 BEFORE INSERT OR UPDATE OR DELETE ON "initiative"
1981 FOR EACH ROW EXECUTE PROCEDURE
1982 "share_row_lock_issue_trigger"();
1984 CREATE TRIGGER "share_row_lock_issue"
1985 BEFORE INSERT OR UPDATE OR DELETE ON "interest"
1986 FOR EACH ROW EXECUTE PROCEDURE
1987 "share_row_lock_issue_trigger"();
1989 CREATE TRIGGER "share_row_lock_issue"
1990 BEFORE INSERT OR UPDATE OR DELETE ON "supporter"
1991 FOR EACH ROW EXECUTE PROCEDURE
1992 "share_row_lock_issue_trigger"();
1994 CREATE TRIGGER "share_row_lock_issue_via_initiative"
1995 BEFORE INSERT OR UPDATE OR DELETE ON "opinion"
1996 FOR EACH ROW EXECUTE PROCEDURE
1997 "share_row_lock_issue_via_initiative_trigger"();
1999 CREATE TRIGGER "share_row_lock_issue"
2000 BEFORE INSERT OR UPDATE OR DELETE ON "direct_voter"
2001 FOR EACH ROW EXECUTE PROCEDURE
2002 "share_row_lock_issue_trigger"();
2004 CREATE TRIGGER "share_row_lock_issue"
2005 BEFORE INSERT OR UPDATE OR DELETE ON "delegating_voter"
2006 FOR EACH ROW EXECUTE PROCEDURE
2007 "share_row_lock_issue_trigger"();
2009 CREATE TRIGGER "share_row_lock_issue"
2010 BEFORE INSERT OR UPDATE OR DELETE ON "vote"
2011 FOR EACH ROW EXECUTE PROCEDURE
2012 "share_row_lock_issue_trigger"();
2014 COMMENT ON TRIGGER "share_row_lock_issue" ON "initiative" IS 'See "lock_issue" function';
2015 COMMENT ON TRIGGER "share_row_lock_issue" ON "interest" IS 'See "lock_issue" function';
2016 COMMENT ON TRIGGER "share_row_lock_issue" ON "supporter" IS 'See "lock_issue" function';
2017 COMMENT ON TRIGGER "share_row_lock_issue_via_initiative" ON "opinion" IS 'See "lock_issue" function';
2018 COMMENT ON TRIGGER "share_row_lock_issue" ON "direct_voter" IS 'See "lock_issue" function';
2019 COMMENT ON TRIGGER "share_row_lock_issue" ON "delegating_voter" IS 'See "lock_issue" function';
2020 COMMENT ON TRIGGER "share_row_lock_issue" ON "vote" IS 'See "lock_issue" function';
2023 CREATE FUNCTION "lock_issue"
2024 ( "issue_id_p" "issue"."id"%TYPE )
2025 RETURNS VOID
2026 LANGUAGE 'plpgsql' VOLATILE AS $$
2027 BEGIN
2028 LOCK TABLE "member" IN SHARE MODE;
2029 LOCK TABLE "membership" IN SHARE MODE;
2030 LOCK TABLE "policy" IN SHARE MODE;
2031 PERFORM NULL FROM "issue" WHERE "id" = "issue_id_p" FOR UPDATE;
2032 -- NOTE: The row-level exclusive lock in combination with the
2033 -- share_row_lock_issue(_via_initiative)_trigger functions (which
2034 -- acquire a row-level share lock on the issue) ensure that no data
2035 -- is changed, which could affect calculation of snapshots or
2036 -- counting of votes. Table "delegation" must be table-level-locked,
2037 -- as it also contains issue- and global-scope delegations.
2038 LOCK TABLE "delegation" IN SHARE MODE;
2039 LOCK TABLE "direct_population_snapshot" IN EXCLUSIVE MODE;
2040 LOCK TABLE "delegating_population_snapshot" IN EXCLUSIVE MODE;
2041 LOCK TABLE "direct_interest_snapshot" IN EXCLUSIVE MODE;
2042 LOCK TABLE "delegating_interest_snapshot" IN EXCLUSIVE MODE;
2043 LOCK TABLE "direct_supporter_snapshot" IN EXCLUSIVE MODE;
2044 RETURN;
2045 END;
2046 $$;
2048 COMMENT ON FUNCTION "lock_issue"
2049 ( "issue"."id"%TYPE )
2050 IS 'Locks the issue and all other data which is used for calculating snapshots or counting votes.';
2054 ------------------------------------------------------------------------
2055 -- Regular tasks, except calculcation of snapshots and voting results --
2056 ------------------------------------------------------------------------
2058 CREATE FUNCTION "check_last_login"()
2059 RETURNS VOID
2060 LANGUAGE 'plpgsql' VOLATILE AS $$
2061 DECLARE
2062 "system_setting_row" "system_setting"%ROWTYPE;
2063 BEGIN
2064 SELECT * INTO "system_setting_row" FROM "system_setting";
2065 LOCK TABLE "member" IN SHARE ROW EXCLUSIVE MODE;
2066 UPDATE "member" SET "last_login_public" = "last_login"::date
2067 WHERE "last_login"::date < 'today';
2068 IF "system_setting_row"."member_ttl" NOTNULL THEN
2069 UPDATE "member" SET "active" = FALSE
2070 WHERE "active" = TRUE
2071 AND "last_login_public" <
2072 (now() - "system_setting_row"."member_ttl")::date;
2073 END IF;
2074 RETURN;
2075 END;
2076 $$;
2078 COMMENT ON FUNCTION "check_last_login"() IS 'Updates "last_login_public" field, which contains the date but not the time of the last login, and deactivates members who do not login for the time specified in "system_setting"."member_ttl". For privacy reasons this function does not update "last_login_public", if the last login of a member has been today.';
2081 CREATE FUNCTION "calculate_member_counts"()
2082 RETURNS VOID
2083 LANGUAGE 'plpgsql' VOLATILE AS $$
2084 BEGIN
2085 LOCK TABLE "member" IN SHARE MODE;
2086 LOCK TABLE "member_count" IN EXCLUSIVE MODE;
2087 LOCK TABLE "area" IN EXCLUSIVE MODE;
2088 LOCK TABLE "membership" IN SHARE MODE;
2089 DELETE FROM "member_count";
2090 INSERT INTO "member_count" ("total_count")
2091 SELECT "total_count" FROM "member_count_view";
2092 UPDATE "area" SET
2093 "direct_member_count" = "view"."direct_member_count",
2094 "member_weight" = "view"."member_weight",
2095 "autoreject_weight" = "view"."autoreject_weight"
2096 FROM "area_member_count" AS "view"
2097 WHERE "view"."area_id" = "area"."id";
2098 RETURN;
2099 END;
2100 $$;
2102 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"';
2106 ------------------------------
2107 -- Calculation of snapshots --
2108 ------------------------------
2110 CREATE FUNCTION "weight_of_added_delegations_for_population_snapshot"
2111 ( "issue_id_p" "issue"."id"%TYPE,
2112 "member_id_p" "member"."id"%TYPE,
2113 "delegate_member_ids_p" "delegating_population_snapshot"."delegate_member_ids"%TYPE )
2114 RETURNS "direct_population_snapshot"."weight"%TYPE
2115 LANGUAGE 'plpgsql' VOLATILE AS $$
2116 DECLARE
2117 "issue_delegation_row" "issue_delegation"%ROWTYPE;
2118 "delegate_member_ids_v" "delegating_population_snapshot"."delegate_member_ids"%TYPE;
2119 "weight_v" INT4;
2120 "sub_weight_v" INT4;
2121 BEGIN
2122 "weight_v" := 0;
2123 FOR "issue_delegation_row" IN
2124 SELECT * FROM "issue_delegation"
2125 WHERE "trustee_id" = "member_id_p"
2126 AND "issue_id" = "issue_id_p"
2127 LOOP
2128 IF NOT EXISTS (
2129 SELECT NULL FROM "direct_population_snapshot"
2130 WHERE "issue_id" = "issue_id_p"
2131 AND "event" = 'periodic'
2132 AND "member_id" = "issue_delegation_row"."truster_id"
2133 ) AND NOT EXISTS (
2134 SELECT NULL FROM "delegating_population_snapshot"
2135 WHERE "issue_id" = "issue_id_p"
2136 AND "event" = 'periodic'
2137 AND "member_id" = "issue_delegation_row"."truster_id"
2138 ) THEN
2139 "delegate_member_ids_v" :=
2140 "member_id_p" || "delegate_member_ids_p";
2141 INSERT INTO "delegating_population_snapshot" (
2142 "issue_id",
2143 "event",
2144 "member_id",
2145 "scope",
2146 "delegate_member_ids"
2147 ) VALUES (
2148 "issue_id_p",
2149 'periodic',
2150 "issue_delegation_row"."truster_id",
2151 "issue_delegation_row"."scope",
2152 "delegate_member_ids_v"
2153 );
2154 "sub_weight_v" := 1 +
2155 "weight_of_added_delegations_for_population_snapshot"(
2156 "issue_id_p",
2157 "issue_delegation_row"."truster_id",
2158 "delegate_member_ids_v"
2159 );
2160 UPDATE "delegating_population_snapshot"
2161 SET "weight" = "sub_weight_v"
2162 WHERE "issue_id" = "issue_id_p"
2163 AND "event" = 'periodic'
2164 AND "member_id" = "issue_delegation_row"."truster_id";
2165 "weight_v" := "weight_v" + "sub_weight_v";
2166 END IF;
2167 END LOOP;
2168 RETURN "weight_v";
2169 END;
2170 $$;
2172 COMMENT ON FUNCTION "weight_of_added_delegations_for_population_snapshot"
2173 ( "issue"."id"%TYPE,
2174 "member"."id"%TYPE,
2175 "delegating_population_snapshot"."delegate_member_ids"%TYPE )
2176 IS 'Helper function for "create_population_snapshot" function';
2179 CREATE FUNCTION "create_population_snapshot"
2180 ( "issue_id_p" "issue"."id"%TYPE )
2181 RETURNS VOID
2182 LANGUAGE 'plpgsql' VOLATILE AS $$
2183 DECLARE
2184 "member_id_v" "member"."id"%TYPE;
2185 BEGIN
2186 DELETE FROM "direct_population_snapshot"
2187 WHERE "issue_id" = "issue_id_p"
2188 AND "event" = 'periodic';
2189 DELETE FROM "delegating_population_snapshot"
2190 WHERE "issue_id" = "issue_id_p"
2191 AND "event" = 'periodic';
2192 INSERT INTO "direct_population_snapshot"
2193 ("issue_id", "event", "member_id")
2194 SELECT
2195 "issue_id_p" AS "issue_id",
2196 'periodic'::"snapshot_event" AS "event",
2197 "member"."id" AS "member_id"
2198 FROM "issue"
2199 JOIN "area" ON "issue"."area_id" = "area"."id"
2200 JOIN "membership" ON "area"."id" = "membership"."area_id"
2201 JOIN "member" ON "membership"."member_id" = "member"."id"
2202 WHERE "issue"."id" = "issue_id_p"
2203 AND "member"."active"
2204 UNION
2205 SELECT
2206 "issue_id_p" AS "issue_id",
2207 'periodic'::"snapshot_event" AS "event",
2208 "member"."id" AS "member_id"
2209 FROM "interest" JOIN "member"
2210 ON "interest"."member_id" = "member"."id"
2211 WHERE "interest"."issue_id" = "issue_id_p"
2212 AND "member"."active";
2213 FOR "member_id_v" IN
2214 SELECT "member_id" FROM "direct_population_snapshot"
2215 WHERE "issue_id" = "issue_id_p"
2216 AND "event" = 'periodic'
2217 LOOP
2218 UPDATE "direct_population_snapshot" SET
2219 "weight" = 1 +
2220 "weight_of_added_delegations_for_population_snapshot"(
2221 "issue_id_p",
2222 "member_id_v",
2223 '{}'
2224 )
2225 WHERE "issue_id" = "issue_id_p"
2226 AND "event" = 'periodic'
2227 AND "member_id" = "member_id_v";
2228 END LOOP;
2229 RETURN;
2230 END;
2231 $$;
2233 COMMENT ON FUNCTION "create_population_snapshot"
2234 ( "issue"."id"%TYPE )
2235 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.';
2238 CREATE FUNCTION "weight_of_added_delegations_for_interest_snapshot"
2239 ( "issue_id_p" "issue"."id"%TYPE,
2240 "member_id_p" "member"."id"%TYPE,
2241 "delegate_member_ids_p" "delegating_interest_snapshot"."delegate_member_ids"%TYPE )
2242 RETURNS "direct_interest_snapshot"."weight"%TYPE
2243 LANGUAGE 'plpgsql' VOLATILE AS $$
2244 DECLARE
2245 "issue_delegation_row" "issue_delegation"%ROWTYPE;
2246 "delegate_member_ids_v" "delegating_interest_snapshot"."delegate_member_ids"%TYPE;
2247 "weight_v" INT4;
2248 "sub_weight_v" INT4;
2249 BEGIN
2250 "weight_v" := 0;
2251 FOR "issue_delegation_row" IN
2252 SELECT * FROM "issue_delegation"
2253 WHERE "trustee_id" = "member_id_p"
2254 AND "issue_id" = "issue_id_p"
2255 LOOP
2256 IF NOT EXISTS (
2257 SELECT NULL FROM "direct_interest_snapshot"
2258 WHERE "issue_id" = "issue_id_p"
2259 AND "event" = 'periodic'
2260 AND "member_id" = "issue_delegation_row"."truster_id"
2261 ) AND NOT EXISTS (
2262 SELECT NULL FROM "delegating_interest_snapshot"
2263 WHERE "issue_id" = "issue_id_p"
2264 AND "event" = 'periodic'
2265 AND "member_id" = "issue_delegation_row"."truster_id"
2266 ) THEN
2267 "delegate_member_ids_v" :=
2268 "member_id_p" || "delegate_member_ids_p";
2269 INSERT INTO "delegating_interest_snapshot" (
2270 "issue_id",
2271 "event",
2272 "member_id",
2273 "scope",
2274 "delegate_member_ids"
2275 ) VALUES (
2276 "issue_id_p",
2277 'periodic',
2278 "issue_delegation_row"."truster_id",
2279 "issue_delegation_row"."scope",
2280 "delegate_member_ids_v"
2281 );
2282 "sub_weight_v" := 1 +
2283 "weight_of_added_delegations_for_interest_snapshot"(
2284 "issue_id_p",
2285 "issue_delegation_row"."truster_id",
2286 "delegate_member_ids_v"
2287 );
2288 UPDATE "delegating_interest_snapshot"
2289 SET "weight" = "sub_weight_v"
2290 WHERE "issue_id" = "issue_id_p"
2291 AND "event" = 'periodic'
2292 AND "member_id" = "issue_delegation_row"."truster_id";
2293 "weight_v" := "weight_v" + "sub_weight_v";
2294 END IF;
2295 END LOOP;
2296 RETURN "weight_v";
2297 END;
2298 $$;
2300 COMMENT ON FUNCTION "weight_of_added_delegations_for_interest_snapshot"
2301 ( "issue"."id"%TYPE,
2302 "member"."id"%TYPE,
2303 "delegating_interest_snapshot"."delegate_member_ids"%TYPE )
2304 IS 'Helper function for "create_interest_snapshot" function';
2307 CREATE FUNCTION "create_interest_snapshot"
2308 ( "issue_id_p" "issue"."id"%TYPE )
2309 RETURNS VOID
2310 LANGUAGE 'plpgsql' VOLATILE AS $$
2311 DECLARE
2312 "member_id_v" "member"."id"%TYPE;
2313 BEGIN
2314 DELETE FROM "direct_interest_snapshot"
2315 WHERE "issue_id" = "issue_id_p"
2316 AND "event" = 'periodic';
2317 DELETE FROM "delegating_interest_snapshot"
2318 WHERE "issue_id" = "issue_id_p"
2319 AND "event" = 'periodic';
2320 DELETE FROM "direct_supporter_snapshot"
2321 WHERE "issue_id" = "issue_id_p"
2322 AND "event" = 'periodic';
2323 INSERT INTO "direct_interest_snapshot"
2324 ("issue_id", "event", "member_id", "voting_requested")
2325 SELECT
2326 "issue_id_p" AS "issue_id",
2327 'periodic' AS "event",
2328 "member"."id" AS "member_id",
2329 "interest"."voting_requested"
2330 FROM "interest" JOIN "member"
2331 ON "interest"."member_id" = "member"."id"
2332 WHERE "interest"."issue_id" = "issue_id_p"
2333 AND "member"."active";
2334 FOR "member_id_v" IN
2335 SELECT "member_id" FROM "direct_interest_snapshot"
2336 WHERE "issue_id" = "issue_id_p"
2337 AND "event" = 'periodic'
2338 LOOP
2339 UPDATE "direct_interest_snapshot" SET
2340 "weight" = 1 +
2341 "weight_of_added_delegations_for_interest_snapshot"(
2342 "issue_id_p",
2343 "member_id_v",
2344 '{}'
2345 )
2346 WHERE "issue_id" = "issue_id_p"
2347 AND "event" = 'periodic'
2348 AND "member_id" = "member_id_v";
2349 END LOOP;
2350 INSERT INTO "direct_supporter_snapshot"
2351 ( "issue_id", "initiative_id", "event", "member_id",
2352 "informed", "satisfied" )
2353 SELECT
2354 "issue_id_p" AS "issue_id",
2355 "initiative"."id" AS "initiative_id",
2356 'periodic' AS "event",
2357 "supporter"."member_id" AS "member_id",
2358 "supporter"."draft_id" = "current_draft"."id" AS "informed",
2359 NOT EXISTS (
2360 SELECT NULL FROM "critical_opinion"
2361 WHERE "initiative_id" = "initiative"."id"
2362 AND "member_id" = "supporter"."member_id"
2363 ) AS "satisfied"
2364 FROM "initiative"
2365 JOIN "supporter"
2366 ON "supporter"."initiative_id" = "initiative"."id"
2367 JOIN "current_draft"
2368 ON "initiative"."id" = "current_draft"."initiative_id"
2369 JOIN "direct_interest_snapshot"
2370 ON "supporter"."member_id" = "direct_interest_snapshot"."member_id"
2371 AND "initiative"."issue_id" = "direct_interest_snapshot"."issue_id"
2372 AND "event" = 'periodic'
2373 WHERE "initiative"."issue_id" = "issue_id_p";
2374 RETURN;
2375 END;
2376 $$;
2378 COMMENT ON FUNCTION "create_interest_snapshot"
2379 ( "issue"."id"%TYPE )
2380 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.';
2383 CREATE FUNCTION "create_snapshot"
2384 ( "issue_id_p" "issue"."id"%TYPE )
2385 RETURNS VOID
2386 LANGUAGE 'plpgsql' VOLATILE AS $$
2387 DECLARE
2388 "initiative_id_v" "initiative"."id"%TYPE;
2389 "suggestion_id_v" "suggestion"."id"%TYPE;
2390 BEGIN
2391 PERFORM "lock_issue"("issue_id_p");
2392 PERFORM "create_population_snapshot"("issue_id_p");
2393 PERFORM "create_interest_snapshot"("issue_id_p");
2394 UPDATE "issue" SET
2395 "snapshot" = now(),
2396 "latest_snapshot_event" = 'periodic',
2397 "population" = (
2398 SELECT coalesce(sum("weight"), 0)
2399 FROM "direct_population_snapshot"
2400 WHERE "issue_id" = "issue_id_p"
2401 AND "event" = 'periodic'
2402 ),
2403 "vote_now" = (
2404 SELECT coalesce(sum("weight"), 0)
2405 FROM "direct_interest_snapshot"
2406 WHERE "issue_id" = "issue_id_p"
2407 AND "event" = 'periodic'
2408 AND "voting_requested" = TRUE
2409 ),
2410 "vote_later" = (
2411 SELECT coalesce(sum("weight"), 0)
2412 FROM "direct_interest_snapshot"
2413 WHERE "issue_id" = "issue_id_p"
2414 AND "event" = 'periodic'
2415 AND "voting_requested" = FALSE
2416 )
2417 WHERE "id" = "issue_id_p";
2418 FOR "initiative_id_v" IN
2419 SELECT "id" FROM "initiative" WHERE "issue_id" = "issue_id_p"
2420 LOOP
2421 UPDATE "initiative" SET
2422 "supporter_count" = (
2423 SELECT coalesce(sum("di"."weight"), 0)
2424 FROM "direct_interest_snapshot" AS "di"
2425 JOIN "direct_supporter_snapshot" AS "ds"
2426 ON "di"."member_id" = "ds"."member_id"
2427 WHERE "di"."issue_id" = "issue_id_p"
2428 AND "di"."event" = 'periodic'
2429 AND "ds"."initiative_id" = "initiative_id_v"
2430 AND "ds"."event" = 'periodic'
2431 ),
2432 "informed_supporter_count" = (
2433 SELECT coalesce(sum("di"."weight"), 0)
2434 FROM "direct_interest_snapshot" AS "di"
2435 JOIN "direct_supporter_snapshot" AS "ds"
2436 ON "di"."member_id" = "ds"."member_id"
2437 WHERE "di"."issue_id" = "issue_id_p"
2438 AND "di"."event" = 'periodic'
2439 AND "ds"."initiative_id" = "initiative_id_v"
2440 AND "ds"."event" = 'periodic'
2441 AND "ds"."informed"
2442 ),
2443 "satisfied_supporter_count" = (
2444 SELECT coalesce(sum("di"."weight"), 0)
2445 FROM "direct_interest_snapshot" AS "di"
2446 JOIN "direct_supporter_snapshot" AS "ds"
2447 ON "di"."member_id" = "ds"."member_id"
2448 WHERE "di"."issue_id" = "issue_id_p"
2449 AND "di"."event" = 'periodic'
2450 AND "ds"."initiative_id" = "initiative_id_v"
2451 AND "ds"."event" = 'periodic'
2452 AND "ds"."satisfied"
2453 ),
2454 "satisfied_informed_supporter_count" = (
2455 SELECT coalesce(sum("di"."weight"), 0)
2456 FROM "direct_interest_snapshot" AS "di"
2457 JOIN "direct_supporter_snapshot" AS "ds"
2458 ON "di"."member_id" = "ds"."member_id"
2459 WHERE "di"."issue_id" = "issue_id_p"
2460 AND "di"."event" = 'periodic'
2461 AND "ds"."initiative_id" = "initiative_id_v"
2462 AND "ds"."event" = 'periodic'
2463 AND "ds"."informed"
2464 AND "ds"."satisfied"
2465 )
2466 WHERE "id" = "initiative_id_v";
2467 FOR "suggestion_id_v" IN
2468 SELECT "id" FROM "suggestion"
2469 WHERE "initiative_id" = "initiative_id_v"
2470 LOOP
2471 UPDATE "suggestion" SET
2472 "minus2_unfulfilled_count" = (
2473 SELECT coalesce(sum("snapshot"."weight"), 0)
2474 FROM "issue" CROSS JOIN "opinion"
2475 JOIN "direct_interest_snapshot" AS "snapshot"
2476 ON "snapshot"."issue_id" = "issue"."id"
2477 AND "snapshot"."event" = "issue"."latest_snapshot_event"
2478 AND "snapshot"."member_id" = "opinion"."member_id"
2479 WHERE "issue"."id" = "issue_id_p"
2480 AND "opinion"."suggestion_id" = "suggestion_id_v"
2481 AND "opinion"."degree" = -2
2482 AND "opinion"."fulfilled" = FALSE
2483 ),
2484 "minus2_fulfilled_count" = (
2485 SELECT coalesce(sum("snapshot"."weight"), 0)
2486 FROM "issue" CROSS JOIN "opinion"
2487 JOIN "direct_interest_snapshot" AS "snapshot"
2488 ON "snapshot"."issue_id" = "issue"."id"
2489 AND "snapshot"."event" = "issue"."latest_snapshot_event"
2490 AND "snapshot"."member_id" = "opinion"."member_id"
2491 WHERE "issue"."id" = "issue_id_p"
2492 AND "opinion"."suggestion_id" = "suggestion_id_v"
2493 AND "opinion"."degree" = -2
2494 AND "opinion"."fulfilled" = TRUE
2495 ),
2496 "minus1_unfulfilled_count" = (
2497 SELECT coalesce(sum("snapshot"."weight"), 0)
2498 FROM "issue" CROSS JOIN "opinion"
2499 JOIN "direct_interest_snapshot" AS "snapshot"
2500 ON "snapshot"."issue_id" = "issue"."id"
2501 AND "snapshot"."event" = "issue"."latest_snapshot_event"
2502 AND "snapshot"."member_id" = "opinion"."member_id"
2503 WHERE "issue"."id" = "issue_id_p"
2504 AND "opinion"."suggestion_id" = "suggestion_id_v"
2505 AND "opinion"."degree" = -1
2506 AND "opinion"."fulfilled" = FALSE
2507 ),
2508 "minus1_fulfilled_count" = (
2509 SELECT coalesce(sum("snapshot"."weight"), 0)
2510 FROM "issue" CROSS JOIN "opinion"
2511 JOIN "direct_interest_snapshot" AS "snapshot"
2512 ON "snapshot"."issue_id" = "issue"."id"
2513 AND "snapshot"."event" = "issue"."latest_snapshot_event"
2514 AND "snapshot"."member_id" = "opinion"."member_id"
2515 WHERE "issue"."id" = "issue_id_p"
2516 AND "opinion"."suggestion_id" = "suggestion_id_v"
2517 AND "opinion"."degree" = -1
2518 AND "opinion"."fulfilled" = TRUE
2519 ),
2520 "plus1_unfulfilled_count" = (
2521 SELECT coalesce(sum("snapshot"."weight"), 0)
2522 FROM "issue" CROSS JOIN "opinion"
2523 JOIN "direct_interest_snapshot" AS "snapshot"
2524 ON "snapshot"."issue_id" = "issue"."id"
2525 AND "snapshot"."event" = "issue"."latest_snapshot_event"
2526 AND "snapshot"."member_id" = "opinion"."member_id"
2527 WHERE "issue"."id" = "issue_id_p"
2528 AND "opinion"."suggestion_id" = "suggestion_id_v"
2529 AND "opinion"."degree" = 1
2530 AND "opinion"."fulfilled" = FALSE
2531 ),
2532 "plus1_fulfilled_count" = (
2533 SELECT coalesce(sum("snapshot"."weight"), 0)
2534 FROM "issue" CROSS JOIN "opinion"
2535 JOIN "direct_interest_snapshot" AS "snapshot"
2536 ON "snapshot"."issue_id" = "issue"."id"
2537 AND "snapshot"."event" = "issue"."latest_snapshot_event"
2538 AND "snapshot"."member_id" = "opinion"."member_id"
2539 WHERE "issue"."id" = "issue_id_p"
2540 AND "opinion"."suggestion_id" = "suggestion_id_v"
2541 AND "opinion"."degree" = 1
2542 AND "opinion"."fulfilled" = TRUE
2543 ),
2544 "plus2_unfulfilled_count" = (
2545 SELECT coalesce(sum("snapshot"."weight"), 0)
2546 FROM "issue" CROSS JOIN "opinion"
2547 JOIN "direct_interest_snapshot" AS "snapshot"
2548 ON "snapshot"."issue_id" = "issue"."id"
2549 AND "snapshot"."event" = "issue"."latest_snapshot_event"
2550 AND "snapshot"."member_id" = "opinion"."member_id"
2551 WHERE "issue"."id" = "issue_id_p"
2552 AND "opinion"."suggestion_id" = "suggestion_id_v"
2553 AND "opinion"."degree" = 2
2554 AND "opinion"."fulfilled" = FALSE
2555 ),
2556 "plus2_fulfilled_count" = (
2557 SELECT coalesce(sum("snapshot"."weight"), 0)
2558 FROM "issue" CROSS JOIN "opinion"
2559 JOIN "direct_interest_snapshot" AS "snapshot"
2560 ON "snapshot"."issue_id" = "issue"."id"
2561 AND "snapshot"."event" = "issue"."latest_snapshot_event"
2562 AND "snapshot"."member_id" = "opinion"."member_id"
2563 WHERE "issue"."id" = "issue_id_p"
2564 AND "opinion"."suggestion_id" = "suggestion_id_v"
2565 AND "opinion"."degree" = 2
2566 AND "opinion"."fulfilled" = TRUE
2567 )
2568 WHERE "suggestion"."id" = "suggestion_id_v";
2569 END LOOP;
2570 END LOOP;
2571 RETURN;
2572 END;
2573 $$;
2575 COMMENT ON FUNCTION "create_snapshot"
2576 ( "issue"."id"%TYPE )
2577 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.';
2580 CREATE FUNCTION "set_snapshot_event"
2581 ( "issue_id_p" "issue"."id"%TYPE,
2582 "event_p" "snapshot_event" )
2583 RETURNS VOID
2584 LANGUAGE 'plpgsql' VOLATILE AS $$
2585 DECLARE
2586 "event_v" "issue"."latest_snapshot_event"%TYPE;
2587 BEGIN
2588 SELECT "latest_snapshot_event" INTO "event_v" FROM "issue"
2589 WHERE "id" = "issue_id_p" FOR UPDATE;
2590 UPDATE "issue" SET "latest_snapshot_event" = "event_p"
2591 WHERE "id" = "issue_id_p";
2592 UPDATE "direct_population_snapshot" SET "event" = "event_p"
2593 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
2594 UPDATE "delegating_population_snapshot" SET "event" = "event_p"
2595 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
2596 UPDATE "direct_interest_snapshot" SET "event" = "event_p"
2597 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
2598 UPDATE "delegating_interest_snapshot" SET "event" = "event_p"
2599 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
2600 UPDATE "direct_supporter_snapshot" SET "event" = "event_p"
2601 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
2602 RETURN;
2603 END;
2604 $$;
2606 COMMENT ON FUNCTION "set_snapshot_event"
2607 ( "issue"."id"%TYPE,
2608 "snapshot_event" )
2609 IS 'Change "event" attribute of the previous ''periodic'' snapshot';
2613 ---------------------
2614 -- Freezing issues --
2615 ---------------------
2617 CREATE FUNCTION "freeze_after_snapshot"
2618 ( "issue_id_p" "issue"."id"%TYPE )
2619 RETURNS VOID
2620 LANGUAGE 'plpgsql' VOLATILE AS $$
2621 DECLARE
2622 "issue_row" "issue"%ROWTYPE;
2623 "policy_row" "policy"%ROWTYPE;
2624 "initiative_row" "initiative"%ROWTYPE;
2625 BEGIN
2626 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p";
2627 SELECT * INTO "policy_row"
2628 FROM "policy" WHERE "id" = "issue_row"."policy_id";
2629 PERFORM "set_snapshot_event"("issue_id_p", 'full_freeze');
2630 UPDATE "issue" SET
2631 "accepted" = coalesce("accepted", now()),
2632 "half_frozen" = coalesce("half_frozen", now()),
2633 "fully_frozen" = now()
2634 WHERE "id" = "issue_id_p";
2635 FOR "initiative_row" IN
2636 SELECT * FROM "initiative"
2637 WHERE "issue_id" = "issue_id_p" AND "revoked" ISNULL
2638 LOOP
2639 IF
2640 "initiative_row"."satisfied_supporter_count" > 0 AND
2641 "initiative_row"."satisfied_supporter_count" *
2642 "policy_row"."initiative_quorum_den" >=
2643 "issue_row"."population" * "policy_row"."initiative_quorum_num"
2644 THEN
2645 UPDATE "initiative" SET "admitted" = TRUE
2646 WHERE "id" = "initiative_row"."id";
2647 ELSE
2648 UPDATE "initiative" SET "admitted" = FALSE
2649 WHERE "id" = "initiative_row"."id";
2650 END IF;
2651 END LOOP;
2652 IF NOT EXISTS (
2653 SELECT NULL FROM "initiative"
2654 WHERE "issue_id" = "issue_id_p" AND "admitted" = TRUE
2655 ) THEN
2656 PERFORM "close_voting"("issue_id_p");
2657 END IF;
2658 RETURN;
2659 END;
2660 $$;
2662 COMMENT ON FUNCTION "freeze_after_snapshot"
2663 ( "issue"."id"%TYPE )
2664 IS 'This function freezes an issue (fully) and starts voting, but must only be called when "create_snapshot" was called in the same transaction.';
2667 CREATE FUNCTION "manual_freeze"("issue_id_p" "issue"."id"%TYPE)
2668 RETURNS VOID
2669 LANGUAGE 'plpgsql' VOLATILE AS $$
2670 DECLARE
2671 "issue_row" "issue"%ROWTYPE;
2672 BEGIN
2673 PERFORM "create_snapshot"("issue_id_p");
2674 PERFORM "freeze_after_snapshot"("issue_id_p");
2675 RETURN;
2676 END;
2677 $$;
2679 COMMENT ON FUNCTION "manual_freeze"
2680 ( "issue"."id"%TYPE )
2681 IS 'Freeze an issue manually (fully) and start voting';
2685 -----------------------
2686 -- Counting of votes --
2687 -----------------------
2690 CREATE FUNCTION "weight_of_added_vote_delegations"
2691 ( "issue_id_p" "issue"."id"%TYPE,
2692 "member_id_p" "member"."id"%TYPE,
2693 "delegate_member_ids_p" "delegating_voter"."delegate_member_ids"%TYPE )
2694 RETURNS "direct_voter"."weight"%TYPE
2695 LANGUAGE 'plpgsql' VOLATILE AS $$
2696 DECLARE
2697 "issue_delegation_row" "issue_delegation"%ROWTYPE;
2698 "delegate_member_ids_v" "delegating_voter"."delegate_member_ids"%TYPE;
2699 "weight_v" INT4;
2700 "sub_weight_v" INT4;
2701 BEGIN
2702 "weight_v" := 0;
2703 FOR "issue_delegation_row" IN
2704 SELECT * FROM "issue_delegation"
2705 WHERE "trustee_id" = "member_id_p"
2706 AND "issue_id" = "issue_id_p"
2707 LOOP
2708 IF NOT EXISTS (
2709 SELECT NULL FROM "direct_voter"
2710 WHERE "member_id" = "issue_delegation_row"."truster_id"
2711 AND "issue_id" = "issue_id_p"
2712 ) AND NOT EXISTS (
2713 SELECT NULL FROM "delegating_voter"
2714 WHERE "member_id" = "issue_delegation_row"."truster_id"
2715 AND "issue_id" = "issue_id_p"
2716 ) THEN
2717 "delegate_member_ids_v" :=
2718 "member_id_p" || "delegate_member_ids_p";
2719 INSERT INTO "delegating_voter" (
2720 "issue_id",
2721 "member_id",
2722 "scope",
2723 "delegate_member_ids"
2724 ) VALUES (
2725 "issue_id_p",
2726 "issue_delegation_row"."truster_id",
2727 "issue_delegation_row"."scope",
2728 "delegate_member_ids_v"
2729 );
2730 "sub_weight_v" := 1 +
2731 "weight_of_added_vote_delegations"(
2732 "issue_id_p",
2733 "issue_delegation_row"."truster_id",
2734 "delegate_member_ids_v"
2735 );
2736 UPDATE "delegating_voter"
2737 SET "weight" = "sub_weight_v"
2738 WHERE "issue_id" = "issue_id_p"
2739 AND "member_id" = "issue_delegation_row"."truster_id";
2740 "weight_v" := "weight_v" + "sub_weight_v";
2741 END IF;
2742 END LOOP;
2743 RETURN "weight_v";
2744 END;
2745 $$;
2747 COMMENT ON FUNCTION "weight_of_added_vote_delegations"
2748 ( "issue"."id"%TYPE,
2749 "member"."id"%TYPE,
2750 "delegating_voter"."delegate_member_ids"%TYPE )
2751 IS 'Helper function for "add_vote_delegations" function';
2754 CREATE FUNCTION "add_vote_delegations"
2755 ( "issue_id_p" "issue"."id"%TYPE )
2756 RETURNS VOID
2757 LANGUAGE 'plpgsql' VOLATILE AS $$
2758 DECLARE
2759 "member_id_v" "member"."id"%TYPE;
2760 BEGIN
2761 FOR "member_id_v" IN
2762 SELECT "member_id" FROM "direct_voter"
2763 WHERE "issue_id" = "issue_id_p"
2764 LOOP
2765 UPDATE "direct_voter" SET
2766 "weight" = "weight" + "weight_of_added_vote_delegations"(
2767 "issue_id_p",
2768 "member_id_v",
2769 '{}'
2770 )
2771 WHERE "member_id" = "member_id_v"
2772 AND "issue_id" = "issue_id_p";
2773 END LOOP;
2774 RETURN;
2775 END;
2776 $$;
2778 COMMENT ON FUNCTION "add_vote_delegations"
2779 ( "issue_id_p" "issue"."id"%TYPE )
2780 IS 'Helper function for "close_voting" function';
2783 CREATE FUNCTION "close_voting"("issue_id_p" "issue"."id"%TYPE)
2784 RETURNS VOID
2785 LANGUAGE 'plpgsql' VOLATILE AS $$
2786 DECLARE
2787 "issue_row" "issue"%ROWTYPE;
2788 "member_id_v" "member"."id"%TYPE;
2789 BEGIN
2790 PERFORM "lock_issue"("issue_id_p");
2791 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p";
2792 DELETE FROM "delegating_voter"
2793 WHERE "issue_id" = "issue_id_p";
2794 DELETE FROM "direct_voter"
2795 WHERE "issue_id" = "issue_id_p"
2796 AND "autoreject" = TRUE;
2797 DELETE FROM "direct_voter" USING "member"
2798 WHERE "direct_voter"."member_id" = "member"."id"
2799 AND "direct_voter"."issue_id" = "issue_id_p"
2800 AND "member"."active" = FALSE;
2801 UPDATE "direct_voter" SET "weight" = 1
2802 WHERE "issue_id" = "issue_id_p";
2803 PERFORM "add_vote_delegations"("issue_id_p");
2804 FOR "member_id_v" IN
2805 SELECT "interest"."member_id"
2806 FROM "interest"
2807 JOIN "member"
2808 ON "interest"."member_id" = "member"."id"
2809 LEFT JOIN "direct_voter"
2810 ON "interest"."member_id" = "direct_voter"."member_id"
2811 AND "interest"."issue_id" = "direct_voter"."issue_id"
2812 LEFT JOIN "delegating_voter"
2813 ON "interest"."member_id" = "delegating_voter"."member_id"
2814 AND "interest"."issue_id" = "delegating_voter"."issue_id"
2815 WHERE "interest"."issue_id" = "issue_id_p"
2816 AND "interest"."autoreject" = TRUE
2817 AND "member"."active"
2818 AND "direct_voter"."member_id" ISNULL
2819 AND "delegating_voter"."member_id" ISNULL
2820 UNION SELECT "membership"."member_id"
2821 FROM "membership"
2822 JOIN "member"
2823 ON "membership"."member_id" = "member"."id"
2824 LEFT JOIN "interest"
2825 ON "membership"."member_id" = "interest"."member_id"
2826 AND "interest"."issue_id" = "issue_id_p"
2827 LEFT JOIN "direct_voter"
2828 ON "membership"."member_id" = "direct_voter"."member_id"
2829 AND "direct_voter"."issue_id" = "issue_id_p"
2830 LEFT JOIN "delegating_voter"
2831 ON "membership"."member_id" = "delegating_voter"."member_id"
2832 AND "delegating_voter"."issue_id" = "issue_id_p"
2833 WHERE "membership"."area_id" = "issue_row"."area_id"
2834 AND "membership"."autoreject" = TRUE
2835 AND "member"."active"
2836 AND "interest"."autoreject" ISNULL
2837 AND "direct_voter"."member_id" ISNULL
2838 AND "delegating_voter"."member_id" ISNULL
2839 LOOP
2840 INSERT INTO "direct_voter"
2841 ("member_id", "issue_id", "weight", "autoreject") VALUES
2842 ("member_id_v", "issue_id_p", 1, TRUE);
2843 INSERT INTO "vote" (
2844 "member_id",
2845 "issue_id",
2846 "initiative_id",
2847 "grade"
2848 ) SELECT
2849 "member_id_v" AS "member_id",
2850 "issue_id_p" AS "issue_id",
2851 "id" AS "initiative_id",
2852 -1 AS "grade"
2853 FROM "initiative" WHERE "issue_id" = "issue_id_p";
2854 END LOOP;
2855 PERFORM "add_vote_delegations"("issue_id_p");
2856 UPDATE "issue" SET
2857 "closed" = now(),
2858 "voter_count" = (
2859 SELECT coalesce(sum("weight"), 0)
2860 FROM "direct_voter" WHERE "issue_id" = "issue_id_p"
2861 )
2862 WHERE "id" = "issue_id_p";
2863 UPDATE "initiative" SET
2864 "positive_votes" = "vote_counts"."positive_votes",
2865 "negative_votes" = "vote_counts"."negative_votes",
2866 "agreed" = CASE WHEN "majority_strict" THEN
2867 "vote_counts"."positive_votes" * "majority_den" >
2868 "majority_num" *
2869 ("vote_counts"."positive_votes"+"vote_counts"."negative_votes")
2870 ELSE
2871 "vote_counts"."positive_votes" * "majority_den" >=
2872 "majority_num" *
2873 ("vote_counts"."positive_votes"+"vote_counts"."negative_votes")
2874 END
2875 FROM
2876 ( SELECT
2877 "initiative"."id" AS "initiative_id",
2878 coalesce(
2879 sum(
2880 CASE WHEN "grade" > 0 THEN "direct_voter"."weight" ELSE 0 END
2881 ),
2882 0
2883 ) AS "positive_votes",
2884 coalesce(
2885 sum(
2886 CASE WHEN "grade" < 0 THEN "direct_voter"."weight" ELSE 0 END
2887 ),
2888 0
2889 ) AS "negative_votes"
2890 FROM "initiative"
2891 JOIN "issue" ON "initiative"."issue_id" = "issue"."id"
2892 JOIN "policy" ON "issue"."policy_id" = "policy"."id"
2893 LEFT JOIN "direct_voter"
2894 ON "direct_voter"."issue_id" = "initiative"."issue_id"
2895 LEFT JOIN "vote"
2896 ON "vote"."initiative_id" = "initiative"."id"
2897 AND "vote"."member_id" = "direct_voter"."member_id"
2898 WHERE "initiative"."issue_id" = "issue_id_p"
2899 AND "initiative"."admitted" -- NOTE: NULL case is handled too
2900 GROUP BY "initiative"."id"
2901 ) AS "vote_counts",
2902 "issue",
2903 "policy"
2904 WHERE "vote_counts"."initiative_id" = "initiative"."id"
2905 AND "issue"."id" = "initiative"."issue_id"
2906 AND "policy"."id" = "issue"."policy_id";
2907 -- NOTE: "closed" column of issue must be set at this point
2908 DELETE FROM "battle" WHERE "issue_id" = "issue_id_p";
2909 INSERT INTO "battle" (
2910 "issue_id",
2911 "winning_initiative_id", "losing_initiative_id",
2912 "count"
2913 ) SELECT
2914 "issue_id",
2915 "winning_initiative_id", "losing_initiative_id",
2916 "count"
2917 FROM "battle_view" WHERE "issue_id" = "issue_id_p";
2918 END;
2919 $$;
2921 COMMENT ON FUNCTION "close_voting"
2922 ( "issue"."id"%TYPE )
2923 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.';
2926 CREATE FUNCTION "defeat_strength"
2927 ( "positive_votes_p" INT4, "negative_votes_p" INT4 )
2928 RETURNS INT8
2929 LANGUAGE 'plpgsql' IMMUTABLE AS $$
2930 BEGIN
2931 IF "positive_votes_p" > "negative_votes_p" THEN
2932 RETURN ("positive_votes_p"::INT8 << 31) - "negative_votes_p"::INT8;
2933 ELSIF "positive_votes_p" = "negative_votes_p" THEN
2934 RETURN 0;
2935 ELSE
2936 RETURN -1;
2937 END IF;
2938 END;
2939 $$;
2941 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';
2944 CREATE FUNCTION "array_init_string"("dim_p" INTEGER)
2945 RETURNS TEXT
2946 LANGUAGE 'plpgsql' IMMUTABLE AS $$
2947 DECLARE
2948 "i" INTEGER;
2949 "ary_text_v" TEXT;
2950 BEGIN
2951 IF "dim_p" >= 1 THEN
2952 "ary_text_v" := '{NULL';
2953 "i" := "dim_p";
2954 LOOP
2955 "i" := "i" - 1;
2956 EXIT WHEN "i" = 0;
2957 "ary_text_v" := "ary_text_v" || ',NULL';
2958 END LOOP;
2959 "ary_text_v" := "ary_text_v" || '}';
2960 RETURN "ary_text_v";
2961 ELSE
2962 RAISE EXCEPTION 'Dimension needs to be at least 1.';
2963 END IF;
2964 END;
2965 $$;
2967 COMMENT ON FUNCTION "array_init_string"(INTEGER) IS 'Needed for PostgreSQL < 8.4, due to missing "array_fill" function';
2970 CREATE FUNCTION "square_matrix_init_string"("dim_p" INTEGER)
2971 RETURNS TEXT
2972 LANGUAGE 'plpgsql' IMMUTABLE AS $$
2973 DECLARE
2974 "i" INTEGER;
2975 "row_text_v" TEXT;
2976 "ary_text_v" TEXT;
2977 BEGIN
2978 IF "dim_p" >= 1 THEN
2979 "row_text_v" := '{NULL';
2980 "i" := "dim_p";
2981 LOOP
2982 "i" := "i" - 1;
2983 EXIT WHEN "i" = 0;
2984 "row_text_v" := "row_text_v" || ',NULL';
2985 END LOOP;
2986 "row_text_v" := "row_text_v" || '}';
2987 "ary_text_v" := '{' || "row_text_v";
2988 "i" := "dim_p";
2989 LOOP
2990 "i" := "i" - 1;
2991 EXIT WHEN "i" = 0;
2992 "ary_text_v" := "ary_text_v" || ',' || "row_text_v";
2993 END LOOP;
2994 "ary_text_v" := "ary_text_v" || '}';
2995 RETURN "ary_text_v";
2996 ELSE
2997 RAISE EXCEPTION 'Dimension needs to be at least 1.';
2998 END IF;
2999 END;
3000 $$;
3002 COMMENT ON FUNCTION "square_matrix_init_string"(INTEGER) IS 'Needed for PostgreSQL < 8.4, due to missing "array_fill" function';
3005 CREATE FUNCTION "calculate_ranks"("issue_id_p" "issue"."id"%TYPE)
3006 RETURNS VOID
3007 LANGUAGE 'plpgsql' VOLATILE AS $$
3008 DECLARE
3009 "dimension_v" INTEGER;
3010 "vote_matrix" INT4[][]; -- absolute votes
3011 "matrix" INT8[][]; -- defeat strength / best paths
3012 "i" INTEGER;
3013 "j" INTEGER;
3014 "k" INTEGER;
3015 "battle_row" "battle"%ROWTYPE;
3016 "rank_ary" INT4[];
3017 "rank_v" INT4;
3018 "done_v" INTEGER;
3019 "winners_ary" INTEGER[];
3020 "initiative_id_v" "initiative"."id"%TYPE;
3021 BEGIN
3022 PERFORM NULL FROM "issue" WHERE "id" = "issue_id_p" FOR UPDATE;
3023 SELECT count(1) INTO "dimension_v" FROM "initiative"
3024 WHERE "issue_id" = "issue_id_p" AND "agreed";
3025 IF "dimension_v" = 1 THEN
3026 UPDATE "initiative" SET "rank" = 1
3027 WHERE "issue_id" = "issue_id_p" AND "agreed";
3028 ELSIF "dimension_v" > 1 THEN
3029 -- Create "vote_matrix" with absolute number of votes in pairwise
3030 -- comparison:
3031 "vote_matrix" := "square_matrix_init_string"("dimension_v"); -- TODO: replace by "array_fill" function (PostgreSQL 8.4)
3032 "i" := 1;
3033 "j" := 2;
3034 FOR "battle_row" IN
3035 SELECT * FROM "battle" WHERE "issue_id" = "issue_id_p"
3036 ORDER BY "winning_initiative_id", "losing_initiative_id"
3037 LOOP
3038 "vote_matrix"["i"]["j"] := "battle_row"."count";
3039 IF "j" = "dimension_v" THEN
3040 "i" := "i" + 1;
3041 "j" := 1;
3042 ELSE
3043 "j" := "j" + 1;
3044 IF "j" = "i" THEN
3045 "j" := "j" + 1;
3046 END IF;
3047 END IF;
3048 END LOOP;
3049 IF "i" != "dimension_v" OR "j" != "dimension_v" + 1 THEN
3050 RAISE EXCEPTION 'Wrong battle count (should not happen)';
3051 END IF;
3052 -- Store defeat strengths in "matrix" using "defeat_strength"
3053 -- function:
3054 "matrix" := "square_matrix_init_string"("dimension_v"); -- TODO: replace by "array_fill" function (PostgreSQL 8.4)
3055 "i" := 1;
3056 LOOP
3057 "j" := 1;
3058 LOOP
3059 IF "i" != "j" THEN
3060 "matrix"["i"]["j"] := "defeat_strength"(
3061 "vote_matrix"["i"]["j"],
3062 "vote_matrix"["j"]["i"]
3063 );
3064 END IF;
3065 EXIT WHEN "j" = "dimension_v";
3066 "j" := "j" + 1;
3067 END LOOP;
3068 EXIT WHEN "i" = "dimension_v";
3069 "i" := "i" + 1;
3070 END LOOP;
3071 -- Find best paths:
3072 "i" := 1;
3073 LOOP
3074 "j" := 1;
3075 LOOP
3076 IF "i" != "j" THEN
3077 "k" := 1;
3078 LOOP
3079 IF "i" != "k" AND "j" != "k" THEN
3080 IF "matrix"["j"]["i"] < "matrix"["i"]["k"] THEN
3081 IF "matrix"["j"]["i"] > "matrix"["j"]["k"] THEN
3082 "matrix"["j"]["k"] := "matrix"["j"]["i"];
3083 END IF;
3084 ELSE
3085 IF "matrix"["i"]["k"] > "matrix"["j"]["k"] THEN
3086 "matrix"["j"]["k"] := "matrix"["i"]["k"];
3087 END IF;
3088 END IF;
3089 END IF;
3090 EXIT WHEN "k" = "dimension_v";
3091 "k" := "k" + 1;
3092 END LOOP;
3093 END IF;
3094 EXIT WHEN "j" = "dimension_v";
3095 "j" := "j" + 1;
3096 END LOOP;
3097 EXIT WHEN "i" = "dimension_v";
3098 "i" := "i" + 1;
3099 END LOOP;
3100 -- Determine order of winners:
3101 "rank_ary" := "array_init_string"("dimension_v"); -- TODO: replace by "array_fill" function (PostgreSQL 8.4)
3102 "rank_v" := 1;
3103 "done_v" := 0;
3104 LOOP
3105 "winners_ary" := '{}';
3106 "i" := 1;
3107 LOOP
3108 IF "rank_ary"["i"] ISNULL THEN
3109 "j" := 1;
3110 LOOP
3111 IF
3112 "i" != "j" AND
3113 "rank_ary"["j"] ISNULL AND
3114 "matrix"["j"]["i"] > "matrix"["i"]["j"]
3115 THEN
3116 -- someone else is better
3117 EXIT;
3118 END IF;
3119 IF "j" = "dimension_v" THEN
3120 -- noone is better
3121 "winners_ary" := "winners_ary" || "i";
3122 EXIT;
3123 END IF;
3124 "j" := "j" + 1;
3125 END LOOP;
3126 END IF;
3127 EXIT WHEN "i" = "dimension_v";
3128 "i" := "i" + 1;
3129 END LOOP;
3130 "i" := 1;
3131 LOOP
3132 "rank_ary"["winners_ary"["i"]] := "rank_v";
3133 "done_v" := "done_v" + 1;
3134 EXIT WHEN "i" = array_upper("winners_ary", 1);
3135 "i" := "i" + 1;
3136 END LOOP;
3137 EXIT WHEN "done_v" = "dimension_v";
3138 "rank_v" := "rank_v" + 1;
3139 END LOOP;
3140 -- write preliminary ranks:
3141 "i" := 1;
3142 FOR "initiative_id_v" IN
3143 SELECT "id" FROM "initiative"
3144 WHERE "issue_id" = "issue_id_p" AND "agreed"
3145 ORDER BY "id"
3146 LOOP
3147 UPDATE "initiative" SET "rank" = "rank_ary"["i"]
3148 WHERE "id" = "initiative_id_v";
3149 "i" := "i" + 1;
3150 END LOOP;
3151 IF "i" != "dimension_v" + 1 THEN
3152 RAISE EXCEPTION 'Wrong winner count (should not happen)';
3153 END IF;
3154 -- straighten ranks (start counting with 1, no equal ranks):
3155 "rank_v" := 1;
3156 FOR "initiative_id_v" IN
3157 SELECT "id" FROM "initiative"
3158 WHERE "issue_id" = "issue_id_p" AND "rank" NOTNULL
3159 ORDER BY
3160 "rank",
3161 "vote_ratio"("positive_votes", "negative_votes") DESC,
3162 "id"
3163 LOOP
3164 UPDATE "initiative" SET "rank" = "rank_v"
3165 WHERE "id" = "initiative_id_v";
3166 "rank_v" := "rank_v" + 1;
3167 END LOOP;
3168 END IF;
3169 -- mark issue as finished
3170 UPDATE "issue" SET "ranks_available" = TRUE
3171 WHERE "id" = "issue_id_p";
3172 RETURN;
3173 END;
3174 $$;
3176 COMMENT ON FUNCTION "calculate_ranks"
3177 ( "issue"."id"%TYPE )
3178 IS 'Determine ranking (Votes have to be counted first)';
3182 -----------------------------
3183 -- Automatic state changes --
3184 -----------------------------
3187 CREATE FUNCTION "check_issue"
3188 ( "issue_id_p" "issue"."id"%TYPE )
3189 RETURNS VOID
3190 LANGUAGE 'plpgsql' VOLATILE AS $$
3191 DECLARE
3192 "issue_row" "issue"%ROWTYPE;
3193 "policy_row" "policy"%ROWTYPE;
3194 "voting_requested_v" BOOLEAN;
3195 BEGIN
3196 PERFORM "lock_issue"("issue_id_p");
3197 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p";
3198 -- only process open issues:
3199 IF "issue_row"."closed" ISNULL THEN
3200 SELECT * INTO "policy_row" FROM "policy"
3201 WHERE "id" = "issue_row"."policy_id";
3202 -- create a snapshot, unless issue is already fully frozen:
3203 IF "issue_row"."fully_frozen" ISNULL THEN
3204 PERFORM "create_snapshot"("issue_id_p");
3205 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p";
3206 END IF;
3207 -- eventually close or accept issues, which have not been accepted:
3208 IF "issue_row"."accepted" ISNULL THEN
3209 IF EXISTS (
3210 SELECT NULL FROM "initiative"
3211 WHERE "issue_id" = "issue_id_p"
3212 AND "supporter_count" > 0
3213 AND "supporter_count" * "policy_row"."issue_quorum_den"
3214 >= "issue_row"."population" * "policy_row"."issue_quorum_num"
3215 ) THEN
3216 -- accept issues, if supporter count is high enough
3217 PERFORM "set_snapshot_event"("issue_id_p", 'end_of_admission');
3218 "issue_row"."accepted" = now(); -- NOTE: "issue_row" used later
3219 UPDATE "issue" SET "accepted" = "issue_row"."accepted"
3220 WHERE "id" = "issue_row"."id";
3221 ELSIF
3222 now() >= "issue_row"."created" + "issue_row"."admission_time"
3223 THEN
3224 -- close issues, if admission time has expired
3225 PERFORM "set_snapshot_event"("issue_id_p", 'end_of_admission');
3226 UPDATE "issue" SET "closed" = now()
3227 WHERE "id" = "issue_row"."id";
3228 END IF;
3229 END IF;
3230 -- eventually half freeze issues:
3231 IF
3232 -- NOTE: issue can't be closed at this point, if it has been accepted
3233 "issue_row"."accepted" NOTNULL AND
3234 "issue_row"."half_frozen" ISNULL
3235 THEN
3236 SELECT
3237 CASE
3238 WHEN "vote_now" * 2 > "issue_row"."population" THEN
3239 TRUE
3240 WHEN "vote_later" * 2 > "issue_row"."population" THEN
3241 FALSE
3242 ELSE NULL
3243 END
3244 INTO "voting_requested_v"
3245 FROM "issue" WHERE "id" = "issue_id_p";
3246 IF
3247 "voting_requested_v" OR (
3248 "voting_requested_v" ISNULL AND
3249 now() >= "issue_row"."accepted" + "issue_row"."discussion_time"
3250 )
3251 THEN
3252 PERFORM "set_snapshot_event"("issue_id_p", 'half_freeze');
3253 "issue_row"."half_frozen" = now(); -- NOTE: "issue_row" used later
3254 UPDATE "issue" SET "half_frozen" = "issue_row"."half_frozen"
3255 WHERE "id" = "issue_row"."id";
3256 END IF;
3257 END IF;
3258 -- close issues after some time, if all initiatives have been revoked:
3259 IF
3260 "issue_row"."closed" ISNULL AND
3261 NOT EXISTS (
3262 -- all initiatives are revoked
3263 SELECT NULL FROM "initiative"
3264 WHERE "issue_id" = "issue_id_p" AND "revoked" ISNULL
3265 ) AND (
3266 NOT EXISTS (
3267 -- and no initiatives have been revoked lately
3268 SELECT NULL FROM "initiative"
3269 WHERE "issue_id" = "issue_id_p"
3270 AND now() < "revoked" + "issue_row"."verification_time"
3271 ) OR (
3272 -- or verification time has elapsed
3273 "issue_row"."half_frozen" NOTNULL AND
3274 "issue_row"."fully_frozen" ISNULL AND
3275 now() >= "issue_row"."half_frozen" + "issue_row"."verification_time"
3276 )
3277 )
3278 THEN
3279 "issue_row"."closed" = now(); -- NOTE: "issue_row" used later
3280 UPDATE "issue" SET "closed" = "issue_row"."closed"
3281 WHERE "id" = "issue_row"."id";
3282 END IF;
3283 -- fully freeze issue after verification time:
3284 IF
3285 "issue_row"."half_frozen" NOTNULL AND
3286 "issue_row"."fully_frozen" ISNULL AND
3287 "issue_row"."closed" ISNULL AND
3288 now() >= "issue_row"."half_frozen" + "issue_row"."verification_time"
3289 THEN
3290 PERFORM "freeze_after_snapshot"("issue_id_p");
3291 -- NOTE: "issue" might change, thus "issue_row" has to be updated below
3292 END IF;
3293 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p";
3294 -- close issue by calling close_voting(...) after voting time:
3295 IF
3296 "issue_row"."closed" ISNULL AND
3297 "issue_row"."fully_frozen" NOTNULL AND
3298 now() >= "issue_row"."fully_frozen" + "issue_row"."voting_time"
3299 THEN
3300 PERFORM "close_voting"("issue_id_p");
3301 END IF;
3302 END IF;
3303 RETURN;
3304 END;
3305 $$;
3307 COMMENT ON FUNCTION "check_issue"
3308 ( "issue"."id"%TYPE )
3309 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.';
3312 CREATE FUNCTION "check_everything"()
3313 RETURNS VOID
3314 LANGUAGE 'plpgsql' VOLATILE AS $$
3315 DECLARE
3316 "issue_id_v" "issue"."id"%TYPE;
3317 BEGIN
3318 DELETE FROM "expired_session";
3319 PERFORM "check_last_login"();
3320 PERFORM "calculate_member_counts"();
3321 FOR "issue_id_v" IN SELECT "id" FROM "open_issue" LOOP
3322 PERFORM "check_issue"("issue_id_v");
3323 END LOOP;
3324 FOR "issue_id_v" IN SELECT "id" FROM "issue_with_ranks_missing" LOOP
3325 PERFORM "calculate_ranks"("issue_id_v");
3326 END LOOP;
3327 RETURN;
3328 END;
3329 $$;
3331 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.';
3335 ----------------------
3336 -- Deletion of data --
3337 ----------------------
3340 CREATE FUNCTION "clean_issue"("issue_id_p" "issue"."id"%TYPE)
3341 RETURNS VOID
3342 LANGUAGE 'plpgsql' VOLATILE AS $$
3343 DECLARE
3344 "issue_row" "issue"%ROWTYPE;
3345 BEGIN
3346 SELECT * INTO "issue_row"
3347 FROM "issue" WHERE "id" = "issue_id_p"
3348 FOR UPDATE;
3349 IF "issue_row"."cleaned" ISNULL THEN
3350 UPDATE "issue" SET
3351 "closed" = NULL,
3352 "ranks_available" = FALSE
3353 WHERE "id" = "issue_id_p";
3354 DELETE FROM "delegating_voter"
3355 WHERE "issue_id" = "issue_id_p";
3356 DELETE FROM "direct_voter"
3357 WHERE "issue_id" = "issue_id_p";
3358 DELETE FROM "delegating_interest_snapshot"
3359 WHERE "issue_id" = "issue_id_p";
3360 DELETE FROM "direct_interest_snapshot"
3361 WHERE "issue_id" = "issue_id_p";
3362 DELETE FROM "delegating_population_snapshot"
3363 WHERE "issue_id" = "issue_id_p";
3364 DELETE FROM "direct_population_snapshot"
3365 WHERE "issue_id" = "issue_id_p";
3366 DELETE FROM "ignored_issue"
3367 WHERE "issue_id" = "issue_id_p";
3368 DELETE FROM "delegation"
3369 WHERE "issue_id" = "issue_id_p";
3370 DELETE FROM "supporter"
3371 WHERE "issue_id" = "issue_id_p";
3372 UPDATE "issue" SET
3373 "closed" = "issue_row"."closed",
3374 "ranks_available" = "issue_row"."ranks_available",
3375 "cleaned" = now()
3376 WHERE "id" = "issue_id_p";
3377 END IF;
3378 RETURN;
3379 END;
3380 $$;
3382 COMMENT ON FUNCTION "clean_issue"("issue"."id"%TYPE) IS 'Delete discussion data and votes belonging to an issue';
3385 CREATE FUNCTION "delete_member"("member_id_p" "member"."id"%TYPE)
3386 RETURNS VOID
3387 LANGUAGE 'plpgsql' VOLATILE AS $$
3388 BEGIN
3389 UPDATE "member" SET
3390 "last_login" = NULL,
3391 "last_login_public" = NULL,
3392 "login" = NULL,
3393 "password" = NULL,
3394 "locked" = TRUE,
3395 "active" = FALSE,
3396 "notify_email" = NULL,
3397 "notify_email_unconfirmed" = NULL,
3398 "notify_email_secret" = NULL,
3399 "notify_email_secret_expiry" = NULL,
3400 "notify_email_lock_expiry" = NULL,
3401 "password_reset_secret" = NULL,
3402 "password_reset_secret_expiry" = NULL,
3403 "organizational_unit" = NULL,
3404 "internal_posts" = NULL,
3405 "realname" = NULL,
3406 "birthday" = NULL,
3407 "address" = NULL,
3408 "email" = NULL,
3409 "xmpp_address" = NULL,
3410 "website" = NULL,
3411 "phone" = NULL,
3412 "mobile_phone" = NULL,
3413 "profession" = NULL,
3414 "external_memberships" = NULL,
3415 "external_posts" = NULL,
3416 "statement" = NULL
3417 WHERE "id" = "member_id_p";
3418 -- "text_search_data" is updated by triggers
3419 DELETE FROM "setting" WHERE "member_id" = "member_id_p";
3420 DELETE FROM "setting_map" WHERE "member_id" = "member_id_p";
3421 DELETE FROM "member_relation_setting" WHERE "member_id" = "member_id_p";
3422 DELETE FROM "member_image" WHERE "member_id" = "member_id_p";
3423 DELETE FROM "contact" WHERE "member_id" = "member_id_p";
3424 DELETE FROM "area_setting" WHERE "member_id" = "member_id_p";
3425 DELETE FROM "issue_setting" WHERE "member_id" = "member_id_p";
3426 DELETE FROM "initiative_setting" WHERE "member_id" = "member_id_p";
3427 DELETE FROM "suggestion_setting" WHERE "member_id" = "member_id_p";
3428 DELETE FROM "membership" WHERE "member_id" = "member_id_p";
3429 DELETE FROM "ignored_issue" WHERE "member_id" = "member_id_p";
3430 DELETE FROM "delegation" WHERE "truster_id" = "member_id_p";
3431 DELETE FROM "direct_voter" USING "issue"
3432 WHERE "direct_voter"."issue_id" = "issue"."id"
3433 AND "issue"."closed" ISNULL
3434 AND "member_id" = "member_id_p";
3435 RETURN;
3436 END;
3437 $$;
3439 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)';
3442 CREATE FUNCTION "delete_private_data"()
3443 RETURNS VOID
3444 LANGUAGE 'plpgsql' VOLATILE AS $$
3445 BEGIN
3446 UPDATE "member" SET
3447 "last_login" = NULL,
3448 "login" = NULL,
3449 "password" = NULL,
3450 "notify_email" = NULL,
3451 "notify_email_unconfirmed" = NULL,
3452 "notify_email_secret" = NULL,
3453 "notify_email_secret_expiry" = NULL,
3454 "notify_email_lock_expiry" = NULL,
3455 "password_reset_secret" = NULL,
3456 "password_reset_secret_expiry" = NULL,
3457 "organizational_unit" = NULL,
3458 "internal_posts" = NULL,
3459 "realname" = NULL,
3460 "birthday" = NULL,
3461 "address" = NULL,
3462 "email" = NULL,
3463 "xmpp_address" = NULL,
3464 "website" = NULL,
3465 "phone" = NULL,
3466 "mobile_phone" = NULL,
3467 "profession" = NULL,
3468 "external_memberships" = NULL,
3469 "external_posts" = NULL,
3470 "statement" = NULL;
3471 -- "text_search_data" is updated by triggers
3472 DELETE FROM "invite_code";
3473 DELETE FROM "setting";
3474 DELETE FROM "setting_map";
3475 DELETE FROM "member_relation_setting";
3476 DELETE FROM "member_image";
3477 DELETE FROM "contact";
3478 DELETE FROM "session";
3479 DELETE FROM "area_setting";
3480 DELETE FROM "issue_setting";
3481 DELETE FROM "initiative_setting";
3482 DELETE FROM "suggestion_setting";
3483 DELETE FROM "ignored_issue";
3484 DELETE FROM "direct_voter" USING "issue"
3485 WHERE "direct_voter"."issue_id" = "issue"."id"
3486 AND "issue"."closed" ISNULL;
3487 RETURN;
3488 END;
3489 $$;
3491 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.';
3495 COMMIT;