liquid_feedback_core

view core.sql @ 295:69d6fba0f84c

Use EXCLUSIVE MODE table locks in function "lock_issue"("issue"."id")

Avoids deadlocks caused by explicit FOR UPDATE row locks when updating member statements and implicit FOR SHARE row locks when writing snapshots.
author jbe
date Thu Sep 13 17:02:22 2012 +0200 (2012-09-13)
parents a1db85ce10ea
children bcfde30040f6
line source
2 -- Execute the following command manually for PostgreSQL prior version 9.0:
3 -- CREATE LANGUAGE plpgsql;
5 -- NOTE: In PostgreSQL every UNIQUE constraint implies creation of an index
7 BEGIN;
9 CREATE VIEW "liquid_feedback_version" AS
10 SELECT * FROM (VALUES ('2.0.11', 2, 0, 11))
11 AS "subquery"("string", "major", "minor", "revision");
15 ----------------------
16 -- Full text search --
17 ----------------------
20 CREATE FUNCTION "text_search_query"("query_text_p" TEXT)
21 RETURNS TSQUERY
22 LANGUAGE 'plpgsql' IMMUTABLE AS $$
23 BEGIN
24 RETURN plainto_tsquery('pg_catalog.simple', "query_text_p");
25 END;
26 $$;
28 COMMENT ON FUNCTION "text_search_query"(TEXT) IS 'Usage: WHERE "text_search_data" @@ "text_search_query"(''<user query>'')';
31 CREATE FUNCTION "highlight"
32 ( "body_p" TEXT,
33 "query_text_p" TEXT )
34 RETURNS TEXT
35 LANGUAGE 'plpgsql' IMMUTABLE AS $$
36 BEGIN
37 RETURN ts_headline(
38 'pg_catalog.simple',
39 replace(replace("body_p", e'\\', e'\\\\'), '*', e'\\*'),
40 "text_search_query"("query_text_p"),
41 'StartSel=* StopSel=* HighlightAll=TRUE' );
42 END;
43 $$;
45 COMMENT ON FUNCTION "highlight"
46 ( "body_p" TEXT,
47 "query_text_p" TEXT )
48 IS 'For a given a user query this function encapsulates all matches with asterisks. Asterisks and backslashes being already present are preceeded with one extra backslash.';
52 -------------------------
53 -- Tables and indicies --
54 -------------------------
57 CREATE TABLE "system_setting" (
58 "member_ttl" INTERVAL );
59 CREATE UNIQUE INDEX "system_setting_singleton_idx" ON "system_setting" ((1));
61 COMMENT ON TABLE "system_setting" IS 'This table contains only one row with different settings in each column.';
62 COMMENT ON INDEX "system_setting_singleton_idx" IS 'This index ensures that "system_setting" only contains one row maximum.';
64 COMMENT ON COLUMN "system_setting"."member_ttl" IS 'Time after members get their "active" flag set to FALSE, if they do not show any activity.';
67 CREATE TABLE "contingent" (
68 "time_frame" INTERVAL PRIMARY KEY,
69 "text_entry_limit" INT4,
70 "initiative_limit" INT4 );
72 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.';
74 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';
75 COMMENT ON COLUMN "contingent"."initiative_limit" IS 'Number of new initiatives to be opened by each member within a given time frame';
78 CREATE TYPE "notify_level" AS ENUM
79 ('none', 'voting', 'verification', 'discussion', 'all');
81 COMMENT ON TYPE "notify_level" IS 'Level of notification: ''none'' = no notifications, ''voting'' = notifications about finished issues and issues in voting, ''verification'' = notifications about finished issues, issues in voting and verification phase, ''discussion'' = notifications about everything except issues in admission phase, ''all'' = notifications about everything';
84 CREATE TABLE "member" (
85 "id" SERIAL4 PRIMARY KEY,
86 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
87 "invite_code" TEXT UNIQUE,
88 "invite_code_expiry" TIMESTAMPTZ,
89 "admin_comment" TEXT,
90 "activated" TIMESTAMPTZ,
91 "last_activity" DATE,
92 "last_login" TIMESTAMPTZ,
93 "login" TEXT UNIQUE,
94 "password" TEXT,
95 "locked" BOOLEAN NOT NULL DEFAULT FALSE,
96 "active" BOOLEAN NOT NULL DEFAULT FALSE,
97 "admin" BOOLEAN NOT NULL DEFAULT FALSE,
98 "lang" TEXT,
99 "notify_email" TEXT,
100 "notify_email_unconfirmed" TEXT,
101 "notify_email_secret" TEXT UNIQUE,
102 "notify_email_secret_expiry" TIMESTAMPTZ,
103 "notify_email_lock_expiry" TIMESTAMPTZ,
104 "notify_level" "notify_level",
105 "password_reset_secret" TEXT UNIQUE,
106 "password_reset_secret_expiry" TIMESTAMPTZ,
107 "name" TEXT UNIQUE,
108 "identification" TEXT UNIQUE,
109 "authentication" TEXT,
110 "organizational_unit" TEXT,
111 "internal_posts" TEXT,
112 "realname" TEXT,
113 "birthday" DATE,
114 "address" TEXT,
115 "email" TEXT,
116 "xmpp_address" TEXT,
117 "website" TEXT,
118 "phone" TEXT,
119 "mobile_phone" TEXT,
120 "profession" TEXT,
121 "external_memberships" TEXT,
122 "external_posts" TEXT,
123 "formatting_engine" TEXT,
124 "statement" TEXT,
125 "text_search_data" TSVECTOR,
126 CONSTRAINT "active_requires_activated_and_last_activity"
127 CHECK ("active" = FALSE OR ("activated" NOTNULL AND "last_activity" NOTNULL)),
128 CONSTRAINT "name_not_null_if_activated"
129 CHECK ("activated" ISNULL OR "name" NOTNULL) );
130 CREATE INDEX "member_active_idx" ON "member" ("active");
131 CREATE INDEX "member_text_search_data_idx" ON "member" USING gin ("text_search_data");
132 CREATE TRIGGER "update_text_search_data"
133 BEFORE INSERT OR UPDATE ON "member"
134 FOR EACH ROW EXECUTE PROCEDURE
135 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
136 "name", "identification", "organizational_unit", "internal_posts",
137 "realname", "external_memberships", "external_posts", "statement" );
139 COMMENT ON TABLE "member" IS 'Users of the system, e.g. members of an organization';
141 COMMENT ON COLUMN "member"."created" IS 'Creation of member record and/or invite code';
142 COMMENT ON COLUMN "member"."invite_code" IS 'Optional invite code, to allow a member to initialize his/her account the first time';
143 COMMENT ON COLUMN "member"."invite_code_expiry" IS 'Expiry data/time for "invite_code"';
144 COMMENT ON COLUMN "member"."admin_comment" IS 'Hidden comment for administrative purposes';
145 COMMENT ON COLUMN "member"."activated" IS 'Timestamp of first activation of account (i.e. usage of "invite_code"); required to be set for "active" members';
146 COMMENT ON COLUMN "member"."last_activity" IS 'Date of last activity of member; required to be set for "active" members';
147 COMMENT ON COLUMN "member"."last_login" IS 'Timestamp of last login';
148 COMMENT ON COLUMN "member"."login" IS 'Login name';
149 COMMENT ON COLUMN "member"."password" IS 'Password (preferably as crypto-hash, depending on the frontend or access layer)';
150 COMMENT ON COLUMN "member"."locked" IS 'Locked members can not log in.';
151 COMMENT ON COLUMN "member"."active" IS 'Memberships, support and votes are taken into account when corresponding members are marked as active. Automatically set to FALSE, if "last_activity" is older than "system_setting"."member_ttl".';
152 COMMENT ON COLUMN "member"."admin" IS 'TRUE for admins, which can administrate other users and setup policies and areas';
153 COMMENT ON COLUMN "member"."lang" IS 'Language code of the preferred language of the member';
154 COMMENT ON COLUMN "member"."notify_email" IS 'Email address where notifications of the system are sent to';
155 COMMENT ON COLUMN "member"."notify_email_unconfirmed" IS 'Unconfirmed email address provided by the member to be copied into "notify_email" field after verification';
156 COMMENT ON COLUMN "member"."notify_email_secret" IS 'Secret sent to the address in "notify_email_unconformed"';
157 COMMENT ON COLUMN "member"."notify_email_secret_expiry" IS 'Expiry date/time for "notify_email_secret"';
158 COMMENT ON COLUMN "member"."notify_email_lock_expiry" IS 'Date/time until no further email confirmation mails may be sent (abuse protection)';
159 COMMENT ON COLUMN "member"."notify_level" IS 'Selects which event notifications are to be sent to the "notify_email" mail address, may be NULL if member did not make any selection yet';
160 COMMENT ON COLUMN "member"."name" IS 'Distinct name of the member, may be NULL if account has not been activated yet';
161 COMMENT ON COLUMN "member"."identification" IS 'Optional identification number or code of the member';
162 COMMENT ON COLUMN "member"."authentication" IS 'Information about how this member was authenticated';
163 COMMENT ON COLUMN "member"."organizational_unit" IS 'Branch or division of the organization the member belongs to';
164 COMMENT ON COLUMN "member"."internal_posts" IS 'Posts (offices) of the member inside the organization';
165 COMMENT ON COLUMN "member"."realname" IS 'Real name of the member, may be identical with "name"';
166 COMMENT ON COLUMN "member"."email" IS 'Published email address of the member; not used for system notifications';
167 COMMENT ON COLUMN "member"."external_memberships" IS 'Other organizations the member is involved in';
168 COMMENT ON COLUMN "member"."external_posts" IS 'Posts (offices) outside the organization';
169 COMMENT ON COLUMN "member"."formatting_engine" IS 'Allows different formatting engines (i.e. wiki formats) to be used for "member"."statement"';
170 COMMENT ON COLUMN "member"."statement" IS 'Freely chosen text of the member for his/her profile';
173 CREATE TYPE "application_access_level" AS ENUM
174 ('member', 'full', 'pseudonymous', 'anonymous');
176 COMMENT ON TYPE "application_access_level" IS 'Access privileges for applications using the API';
179 CREATE TABLE "member_application" (
180 "id" SERIAL8 PRIMARY KEY,
181 UNIQUE ("member_id", "name"),
182 "member_id" INT4 NOT NULL REFERENCES "member" ("id")
183 ON DELETE CASCADE ON UPDATE CASCADE,
184 "name" TEXT NOT NULL,
185 "comment" TEXT,
186 "access_level" "application_access_level" NOT NULL,
187 "key" TEXT NOT NULL UNIQUE,
188 "last_usage" TIMESTAMPTZ );
190 COMMENT ON TABLE "member_application" IS 'Registered application being allowed to use the API';
193 CREATE TABLE "member_history" (
194 "id" SERIAL8 PRIMARY KEY,
195 "member_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
196 "until" TIMESTAMPTZ NOT NULL DEFAULT now(),
197 "active" BOOLEAN NOT NULL,
198 "name" TEXT NOT NULL );
199 CREATE INDEX "member_history_member_id_idx" ON "member_history" ("member_id");
201 COMMENT ON TABLE "member_history" IS 'Filled by trigger; keeps information about old names and active flag of members';
203 COMMENT ON COLUMN "member_history"."id" IS 'Primary key, which can be used to sort entries correctly (and time warp resistant)';
204 COMMENT ON COLUMN "member_history"."until" IS 'Timestamp until the data was valid';
207 CREATE TABLE "rendered_member_statement" (
208 PRIMARY KEY ("member_id", "format"),
209 "member_id" INT8 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
210 "format" TEXT,
211 "content" TEXT NOT NULL );
213 COMMENT ON TABLE "rendered_member_statement" IS 'This table may be used by frontends to cache "rendered" member statements (e.g. HTML output generated from wiki text)';
216 CREATE TABLE "setting" (
217 PRIMARY KEY ("member_id", "key"),
218 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
219 "key" TEXT NOT NULL,
220 "value" TEXT NOT NULL );
221 CREATE INDEX "setting_key_idx" ON "setting" ("key");
223 COMMENT ON TABLE "setting" IS 'Place to store a frontend specific setting for members as a string';
225 COMMENT ON COLUMN "setting"."key" IS 'Name of the setting, preceded by a frontend specific prefix';
228 CREATE TABLE "setting_map" (
229 PRIMARY KEY ("member_id", "key", "subkey"),
230 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
231 "key" TEXT NOT NULL,
232 "subkey" TEXT NOT NULL,
233 "value" TEXT NOT NULL );
234 CREATE INDEX "setting_map_key_idx" ON "setting_map" ("key");
236 COMMENT ON TABLE "setting_map" IS 'Place to store a frontend specific setting for members as a map of key value pairs';
238 COMMENT ON COLUMN "setting_map"."key" IS 'Name of the setting, preceded by a frontend specific prefix';
239 COMMENT ON COLUMN "setting_map"."subkey" IS 'Key of a map entry';
240 COMMENT ON COLUMN "setting_map"."value" IS 'Value of a map entry';
243 CREATE TABLE "member_relation_setting" (
244 PRIMARY KEY ("member_id", "key", "other_member_id"),
245 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
246 "key" TEXT NOT NULL,
247 "other_member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
248 "value" TEXT NOT NULL );
250 COMMENT ON TABLE "member_relation_setting" IS 'Place to store a frontend specific setting related to relations between members as a string';
253 CREATE TYPE "member_image_type" AS ENUM ('photo', 'avatar');
255 COMMENT ON TYPE "member_image_type" IS 'Types of images for a member';
258 CREATE TABLE "member_image" (
259 PRIMARY KEY ("member_id", "image_type", "scaled"),
260 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
261 "image_type" "member_image_type",
262 "scaled" BOOLEAN,
263 "content_type" TEXT,
264 "data" BYTEA NOT NULL );
266 COMMENT ON TABLE "member_image" IS 'Images of members';
268 COMMENT ON COLUMN "member_image"."scaled" IS 'FALSE for original image, TRUE for scaled version of the image';
271 CREATE TABLE "member_count" (
272 "calculated" TIMESTAMPTZ NOT NULL DEFAULT NOW(),
273 "total_count" INT4 NOT NULL );
275 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';
277 COMMENT ON COLUMN "member_count"."calculated" IS 'timestamp indicating when the total member count and area member counts were calculated';
278 COMMENT ON COLUMN "member_count"."total_count" IS 'Total count of active(!) members';
281 CREATE TABLE "contact" (
282 PRIMARY KEY ("member_id", "other_member_id"),
283 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
284 "other_member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
285 "public" BOOLEAN NOT NULL DEFAULT FALSE,
286 CONSTRAINT "cant_save_yourself_as_contact"
287 CHECK ("member_id" != "other_member_id") );
288 CREATE INDEX "contact_other_member_id_idx" ON "contact" ("other_member_id");
290 COMMENT ON TABLE "contact" IS 'Contact lists';
292 COMMENT ON COLUMN "contact"."member_id" IS 'Member having the contact list';
293 COMMENT ON COLUMN "contact"."other_member_id" IS 'Member referenced in the contact list';
294 COMMENT ON COLUMN "contact"."public" IS 'TRUE = display contact publically';
297 CREATE TABLE "ignored_member" (
298 PRIMARY KEY ("member_id", "other_member_id"),
299 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
300 "other_member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
301 CREATE INDEX "ignored_member_other_member_id_idx" ON "ignored_member" ("other_member_id");
303 COMMENT ON TABLE "ignored_member" IS 'Possibility to filter other members';
305 COMMENT ON COLUMN "ignored_member"."member_id" IS 'Member ignoring someone';
306 COMMENT ON COLUMN "ignored_member"."other_member_id" IS 'Member being ignored';
309 CREATE TABLE "session" (
310 "ident" TEXT PRIMARY KEY,
311 "additional_secret" TEXT,
312 "expiry" TIMESTAMPTZ NOT NULL DEFAULT now() + '24 hours',
313 "member_id" INT8 REFERENCES "member" ("id") ON DELETE SET NULL,
314 "lang" TEXT );
315 CREATE INDEX "session_expiry_idx" ON "session" ("expiry");
317 COMMENT ON TABLE "session" IS 'Sessions, i.e. for a web-frontend or API layer';
319 COMMENT ON COLUMN "session"."ident" IS 'Secret session identifier (i.e. random string)';
320 COMMENT ON COLUMN "session"."additional_secret" IS 'Additional field to store a secret, which can be used against CSRF attacks';
321 COMMENT ON COLUMN "session"."member_id" IS 'Reference to member, who is logged in';
322 COMMENT ON COLUMN "session"."lang" IS 'Language code of the selected language';
325 CREATE TABLE "policy" (
326 "id" SERIAL4 PRIMARY KEY,
327 "index" INT4 NOT NULL,
328 "active" BOOLEAN NOT NULL DEFAULT TRUE,
329 "name" TEXT NOT NULL UNIQUE,
330 "description" TEXT NOT NULL DEFAULT '',
331 "admission_time" INTERVAL NOT NULL,
332 "discussion_time" INTERVAL NOT NULL,
333 "verification_time" INTERVAL NOT NULL,
334 "voting_time" INTERVAL NOT NULL,
335 "issue_quorum_num" INT4 NOT NULL,
336 "issue_quorum_den" INT4 NOT NULL,
337 "initiative_quorum_num" INT4 NOT NULL,
338 "initiative_quorum_den" INT4 NOT NULL,
339 "direct_majority_num" INT4 NOT NULL DEFAULT 1,
340 "direct_majority_den" INT4 NOT NULL DEFAULT 2,
341 "direct_majority_strict" BOOLEAN NOT NULL DEFAULT TRUE,
342 "direct_majority_positive" INT4 NOT NULL DEFAULT 0,
343 "direct_majority_non_negative" INT4 NOT NULL DEFAULT 0,
344 "indirect_majority_num" INT4 NOT NULL DEFAULT 1,
345 "indirect_majority_den" INT4 NOT NULL DEFAULT 2,
346 "indirect_majority_strict" BOOLEAN NOT NULL DEFAULT TRUE,
347 "indirect_majority_positive" INT4 NOT NULL DEFAULT 0,
348 "indirect_majority_non_negative" INT4 NOT NULL DEFAULT 0,
349 "no_reverse_beat_path" BOOLEAN NOT NULL DEFAULT TRUE,
350 "no_multistage_majority" BOOLEAN NOT NULL DEFAULT FALSE );
351 CREATE INDEX "policy_active_idx" ON "policy" ("active");
353 COMMENT ON TABLE "policy" IS 'Policies for a particular proceeding type (timelimits, quorum)';
355 COMMENT ON COLUMN "policy"."index" IS 'Determines the order in listings';
356 COMMENT ON COLUMN "policy"."active" IS 'TRUE = policy can be used for new issues';
357 COMMENT ON COLUMN "policy"."admission_time" IS 'Maximum duration of issue state ''admission''; Maximum time an issue stays open without being "accepted"';
358 COMMENT ON COLUMN "policy"."discussion_time" IS 'Duration of issue state ''discussion''; Regular time until an issue is "half_frozen" after being "accepted"';
359 COMMENT ON COLUMN "policy"."verification_time" IS 'Duration of issue state ''verification''; Regular time until an issue is "fully_frozen" (e.g. entering issue state ''voting'') after being "half_frozen"';
360 COMMENT ON COLUMN "policy"."voting_time" IS 'Duration of issue state ''voting''; Time after an issue is "fully_frozen" but not "closed" (duration of issue state ''voting'')';
361 COMMENT ON COLUMN "policy"."issue_quorum_num" IS 'Numerator of potential supporter quorum to be reached by one initiative of an issue to be "accepted" and enter issue state ''discussion''';
362 COMMENT ON COLUMN "policy"."issue_quorum_den" IS 'Denominator of potential supporter quorum to be reached by one initiative of an issue to be "accepted" and enter issue state ''discussion''';
363 COMMENT ON COLUMN "policy"."initiative_quorum_num" IS 'Numerator of satisfied supporter quorum to be reached by an initiative to be "admitted" for voting';
364 COMMENT ON COLUMN "policy"."initiative_quorum_den" IS 'Denominator of satisfied supporter quorum to be reached by an initiative to be "admitted" for voting';
365 COMMENT ON COLUMN "policy"."direct_majority_num" IS 'Numerator of fraction of neccessary direct majority for initiatives to be attainable as winner';
366 COMMENT ON COLUMN "policy"."direct_majority_den" IS 'Denominator of fraction of neccessary direct majority for initaitives to be attainable as winner';
367 COMMENT ON COLUMN "policy"."direct_majority_strict" IS 'If TRUE, then the direct majority must be strictly greater than "direct_majority_num"/"direct_majority_den", otherwise it may also be equal.';
368 COMMENT ON COLUMN "policy"."direct_majority_positive" IS 'Absolute number of "positive_votes" neccessary for an initiative to be attainable as winner';
369 COMMENT ON COLUMN "policy"."direct_majority_non_negative" IS 'Absolute number of sum of "positive_votes" and abstentions neccessary for an initiative to be attainable as winner';
370 COMMENT ON COLUMN "policy"."indirect_majority_num" IS 'Numerator of fraction of neccessary indirect majority (through beat path) for initiatives to be attainable as winner';
371 COMMENT ON COLUMN "policy"."indirect_majority_den" IS 'Denominator of fraction of neccessary indirect majority (through beat path) for initiatives to be attainable as winner';
372 COMMENT ON COLUMN "policy"."indirect_majority_strict" IS 'If TRUE, then the indirect majority must be strictly greater than "indirect_majority_num"/"indirect_majority_den", otherwise it may also be equal.';
373 COMMENT ON COLUMN "policy"."indirect_majority_positive" IS 'Absolute number of votes in favor of the winner neccessary in a beat path to the status quo for an initaitive to be attainable as winner';
374 COMMENT ON COLUMN "policy"."indirect_majority_non_negative" IS 'Absolute number of sum of votes in favor and abstentions in a beat path to the status quo for an initiative to be attainable as winner';
375 COMMENT ON COLUMN "policy"."no_reverse_beat_path" IS 'Causes initiatives with "reverse_beat_path" flag to not be "eligible", thus disallowing them to be winner. See comment on column "initiative"."reverse_beat_path". This option ensures both that a winning initiative is never tied in a (weak) condorcet paradox with the status quo and a winning initiative always beats the status quo directly with a simple majority.';
376 COMMENT ON COLUMN "policy"."no_multistage_majority" IS 'Causes initiatives with "multistage_majority" flag to not be "eligible", thus disallowing them to be winner. See comment on column "initiative"."multistage_majority". This disqualifies initiatives which could cause an instable result. An instable result in this meaning is a result such that repeating the ballot with same preferences but with the winner of the first ballot as status quo would lead to a different winner in the second ballot. If there are no direct majorities required for the winner, or if in direct comparison only simple majorities are required and "no_reverse_beat_path" is true, then results are always stable and this flag does not have any effect on the winner (but still affects the "eligible" flag of an "initiative").';
379 CREATE TABLE "unit" (
380 "id" SERIAL4 PRIMARY KEY,
381 "parent_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
382 "active" BOOLEAN NOT NULL DEFAULT TRUE,
383 "name" TEXT NOT NULL,
384 "description" TEXT NOT NULL DEFAULT '',
385 "member_count" INT4,
386 "text_search_data" TSVECTOR );
387 CREATE INDEX "unit_root_idx" ON "unit" ("id") WHERE "parent_id" ISNULL;
388 CREATE INDEX "unit_parent_id_idx" ON "unit" ("parent_id");
389 CREATE INDEX "unit_active_idx" ON "unit" ("active");
390 CREATE INDEX "unit_text_search_data_idx" ON "unit" USING gin ("text_search_data");
391 CREATE TRIGGER "update_text_search_data"
392 BEFORE INSERT OR UPDATE ON "unit"
393 FOR EACH ROW EXECUTE PROCEDURE
394 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
395 "name", "description" );
397 COMMENT ON TABLE "unit" IS 'Organizational units organized as trees; Delegations are not inherited through these trees.';
399 COMMENT ON COLUMN "unit"."parent_id" IS 'Parent id of tree node; Multiple roots allowed';
400 COMMENT ON COLUMN "unit"."active" IS 'TRUE means new issues can be created in areas of this unit';
401 COMMENT ON COLUMN "unit"."member_count" IS 'Count of members as determined by column "voting_right" in table "privilege"';
404 CREATE TABLE "unit_setting" (
405 PRIMARY KEY ("member_id", "key", "unit_id"),
406 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
407 "key" TEXT NOT NULL,
408 "unit_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
409 "value" TEXT NOT NULL );
411 COMMENT ON TABLE "unit_setting" IS 'Place for frontend to store unit specific settings of members as strings';
414 CREATE TABLE "area" (
415 "id" SERIAL4 PRIMARY KEY,
416 "unit_id" INT4 NOT NULL REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
417 "active" BOOLEAN NOT NULL DEFAULT TRUE,
418 "name" TEXT NOT NULL,
419 "description" TEXT NOT NULL DEFAULT '',
420 "direct_member_count" INT4,
421 "member_weight" INT4,
422 "text_search_data" TSVECTOR );
423 CREATE INDEX "area_unit_id_idx" ON "area" ("unit_id");
424 CREATE INDEX "area_active_idx" ON "area" ("active");
425 CREATE INDEX "area_text_search_data_idx" ON "area" USING gin ("text_search_data");
426 CREATE TRIGGER "update_text_search_data"
427 BEFORE INSERT OR UPDATE ON "area"
428 FOR EACH ROW EXECUTE PROCEDURE
429 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
430 "name", "description" );
432 COMMENT ON TABLE "area" IS 'Subject areas';
434 COMMENT ON COLUMN "area"."active" IS 'TRUE means new issues can be created in this area';
435 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"';
436 COMMENT ON COLUMN "area"."member_weight" IS 'Same as "direct_member_count" but respecting delegations';
439 CREATE TABLE "area_setting" (
440 PRIMARY KEY ("member_id", "key", "area_id"),
441 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
442 "key" TEXT NOT NULL,
443 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
444 "value" TEXT NOT NULL );
446 COMMENT ON TABLE "area_setting" IS 'Place for frontend to store area specific settings of members as strings';
449 CREATE TABLE "allowed_policy" (
450 PRIMARY KEY ("area_id", "policy_id"),
451 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
452 "policy_id" INT4 NOT NULL REFERENCES "policy" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
453 "default_policy" BOOLEAN NOT NULL DEFAULT FALSE );
454 CREATE UNIQUE INDEX "allowed_policy_one_default_per_area_idx" ON "allowed_policy" ("area_id") WHERE "default_policy";
456 COMMENT ON TABLE "allowed_policy" IS 'Selects which policies can be used in each area';
458 COMMENT ON COLUMN "allowed_policy"."default_policy" IS 'One policy per area can be set as default.';
461 CREATE TYPE "snapshot_event" AS ENUM ('periodic', 'end_of_admission', 'half_freeze', 'full_freeze');
463 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';
466 CREATE TYPE "issue_state" AS ENUM (
467 'admission', 'discussion', 'verification', 'voting',
468 'canceled_revoked_before_accepted',
469 'canceled_issue_not_accepted',
470 'canceled_after_revocation_during_discussion',
471 'canceled_after_revocation_during_verification',
472 'calculation',
473 'canceled_no_initiative_admitted',
474 'finished_without_winner', 'finished_with_winner');
476 COMMENT ON TYPE "issue_state" IS 'State of issues';
479 CREATE TABLE "issue" (
480 "id" SERIAL4 PRIMARY KEY,
481 "area_id" INT4 NOT NULL REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
482 "policy_id" INT4 NOT NULL REFERENCES "policy" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
483 "state" "issue_state" NOT NULL DEFAULT 'admission',
484 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
485 "accepted" TIMESTAMPTZ,
486 "half_frozen" TIMESTAMPTZ,
487 "fully_frozen" TIMESTAMPTZ,
488 "closed" TIMESTAMPTZ,
489 "ranks_available" BOOLEAN NOT NULL DEFAULT FALSE,
490 "cleaned" TIMESTAMPTZ,
491 "admission_time" INTERVAL NOT NULL,
492 "discussion_time" INTERVAL NOT NULL,
493 "verification_time" INTERVAL NOT NULL,
494 "voting_time" INTERVAL NOT NULL,
495 "snapshot" TIMESTAMPTZ,
496 "latest_snapshot_event" "snapshot_event",
497 "population" INT4,
498 "voter_count" INT4,
499 "status_quo_schulze_rank" INT4,
500 CONSTRAINT "valid_state" CHECK ((
501 ("accepted" ISNULL AND "half_frozen" ISNULL AND "fully_frozen" ISNULL AND "closed" ISNULL AND "ranks_available" = FALSE) OR
502 ("accepted" ISNULL AND "half_frozen" ISNULL AND "fully_frozen" ISNULL AND "closed" NOTNULL AND "ranks_available" = FALSE) OR
503 ("accepted" NOTNULL AND "half_frozen" ISNULL AND "fully_frozen" ISNULL AND "closed" ISNULL AND "ranks_available" = FALSE) OR
504 ("accepted" NOTNULL AND "half_frozen" ISNULL AND "fully_frozen" ISNULL AND "closed" NOTNULL AND "ranks_available" = FALSE) OR
505 ("accepted" NOTNULL AND "half_frozen" NOTNULL AND "fully_frozen" ISNULL AND "closed" ISNULL AND "ranks_available" = FALSE) OR
506 ("accepted" NOTNULL AND "half_frozen" NOTNULL AND "fully_frozen" ISNULL AND "closed" NOTNULL AND "ranks_available" = FALSE) OR
507 ("accepted" NOTNULL AND "half_frozen" NOTNULL AND "fully_frozen" NOTNULL AND "closed" ISNULL AND "ranks_available" = FALSE) OR
508 ("accepted" NOTNULL AND "half_frozen" NOTNULL AND "fully_frozen" NOTNULL AND "closed" NOTNULL AND "ranks_available" = FALSE) OR
509 ("accepted" NOTNULL AND "half_frozen" NOTNULL AND "fully_frozen" NOTNULL AND "closed" NOTNULL AND "ranks_available" = TRUE)) AND (
510 ("state" = 'admission' AND "closed" ISNULL AND "accepted" ISNULL) OR
511 ("state" = 'discussion' AND "closed" ISNULL AND "accepted" NOTNULL AND "half_frozen" ISNULL) OR
512 ("state" = 'verification' AND "closed" ISNULL AND "half_frozen" NOTNULL AND "fully_frozen" ISNULL) OR
513 ("state" = 'voting' AND "closed" ISNULL AND "fully_frozen" NOTNULL) OR
514 ("state" = 'canceled_revoked_before_accepted' AND "closed" NOTNULL AND "accepted" ISNULL) OR
515 ("state" = 'canceled_issue_not_accepted' AND "closed" NOTNULL AND "accepted" ISNULL) OR
516 ("state" = 'canceled_after_revocation_during_discussion' AND "closed" NOTNULL AND "half_frozen" ISNULL) OR
517 ("state" = 'canceled_after_revocation_during_verification' AND "closed" NOTNULL AND "fully_frozen" ISNULL) OR
518 ("state" = 'calculation' AND "closed" NOTNULL AND "fully_frozen" NOTNULL AND "ranks_available" = FALSE) OR
519 ("state" = 'canceled_no_initiative_admitted' AND "closed" NOTNULL AND "fully_frozen" NOTNULL AND "ranks_available" = TRUE) OR
520 ("state" = 'finished_without_winner' AND "closed" NOTNULL AND "fully_frozen" NOTNULL AND "ranks_available" = TRUE) OR
521 ("state" = 'finished_with_winner' AND "closed" NOTNULL AND "fully_frozen" NOTNULL AND "ranks_available" = TRUE)
522 )),
523 CONSTRAINT "state_change_order" CHECK (
524 "created" <= "accepted" AND
525 "accepted" <= "half_frozen" AND
526 "half_frozen" <= "fully_frozen" AND
527 "fully_frozen" <= "closed" ),
528 CONSTRAINT "only_closed_issues_may_be_cleaned" CHECK (
529 "cleaned" ISNULL OR "closed" NOTNULL ),
530 CONSTRAINT "last_snapshot_on_full_freeze"
531 CHECK ("snapshot" = "fully_frozen"), -- NOTE: snapshot can be set, while frozen is NULL yet
532 CONSTRAINT "freeze_requires_snapshot"
533 CHECK ("fully_frozen" ISNULL OR "snapshot" NOTNULL),
534 CONSTRAINT "set_both_or_none_of_snapshot_and_latest_snapshot_event"
535 CHECK ("snapshot" NOTNULL = "latest_snapshot_event" NOTNULL) );
536 CREATE INDEX "issue_area_id_idx" ON "issue" ("area_id");
537 CREATE INDEX "issue_policy_id_idx" ON "issue" ("policy_id");
538 CREATE INDEX "issue_created_idx" ON "issue" ("created");
539 CREATE INDEX "issue_accepted_idx" ON "issue" ("accepted");
540 CREATE INDEX "issue_half_frozen_idx" ON "issue" ("half_frozen");
541 CREATE INDEX "issue_fully_frozen_idx" ON "issue" ("fully_frozen");
542 CREATE INDEX "issue_closed_idx" ON "issue" ("closed");
543 CREATE INDEX "issue_created_idx_open" ON "issue" ("created") WHERE "closed" ISNULL;
544 CREATE INDEX "issue_closed_idx_canceled" ON "issue" ("closed") WHERE "fully_frozen" ISNULL;
546 COMMENT ON TABLE "issue" IS 'Groups of initiatives';
548 COMMENT ON COLUMN "issue"."accepted" IS 'Point in time, when one initiative of issue reached the "issue_quorum"';
549 COMMENT ON COLUMN "issue"."half_frozen" IS 'Point in time, when "discussion_time" has elapsed; Frontends must ensure that for half_frozen issues a) initiatives are not revoked, b) no new drafts are created, c) no initiators are added or removed.';
550 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.';
551 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.';
552 COMMENT ON COLUMN "issue"."ranks_available" IS 'TRUE = ranks have been calculated';
553 COMMENT ON COLUMN "issue"."cleaned" IS 'Point in time, when discussion data and votes had been deleted';
554 COMMENT ON COLUMN "issue"."admission_time" IS 'Copied from "policy" table at creation of issue';
555 COMMENT ON COLUMN "issue"."discussion_time" IS 'Copied from "policy" table at creation of issue';
556 COMMENT ON COLUMN "issue"."verification_time" IS 'Copied from "policy" table at creation of issue';
557 COMMENT ON COLUMN "issue"."voting_time" IS 'Copied from "policy" table at creation of issue';
558 COMMENT ON COLUMN "issue"."snapshot" IS 'Point in time, when snapshot tables have been updated and "population" and *_count values were precalculated';
559 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';
560 COMMENT ON COLUMN "issue"."population" IS 'Sum of "weight" column in table "direct_population_snapshot"';
561 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';
562 COMMENT ON COLUMN "issue"."status_quo_schulze_rank" IS 'Schulze rank of status quo, as calculated by "calculate_ranks" function';
565 CREATE TABLE "issue_setting" (
566 PRIMARY KEY ("member_id", "key", "issue_id"),
567 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
568 "key" TEXT NOT NULL,
569 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
570 "value" TEXT NOT NULL );
572 COMMENT ON TABLE "issue_setting" IS 'Place for frontend to store issue specific settings of members as strings';
575 CREATE TABLE "initiative" (
576 UNIQUE ("issue_id", "id"), -- index needed for foreign-key on table "vote"
577 "issue_id" INT4 NOT NULL REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
578 "id" SERIAL4 PRIMARY KEY,
579 "name" TEXT NOT NULL,
580 "discussion_url" TEXT,
581 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
582 "revoked" TIMESTAMPTZ,
583 "revoked_by_member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
584 "suggested_initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
585 "admitted" BOOLEAN,
586 "supporter_count" INT4,
587 "informed_supporter_count" INT4,
588 "satisfied_supporter_count" INT4,
589 "satisfied_informed_supporter_count" INT4,
590 "positive_votes" INT4,
591 "negative_votes" INT4,
592 "direct_majority" BOOLEAN,
593 "indirect_majority" BOOLEAN,
594 "schulze_rank" INT4,
595 "better_than_status_quo" BOOLEAN,
596 "worse_than_status_quo" BOOLEAN,
597 "reverse_beat_path" BOOLEAN,
598 "multistage_majority" BOOLEAN,
599 "eligible" BOOLEAN,
600 "winner" BOOLEAN,
601 "rank" INT4,
602 "text_search_data" TSVECTOR,
603 CONSTRAINT "all_or_none_of_revoked_and_revoked_by_member_id_must_be_null"
604 CHECK ("revoked" NOTNULL = "revoked_by_member_id" NOTNULL),
605 CONSTRAINT "non_revoked_initiatives_cant_suggest_other"
606 CHECK ("revoked" NOTNULL OR "suggested_initiative_id" ISNULL),
607 CONSTRAINT "revoked_initiatives_cant_be_admitted"
608 CHECK ("revoked" ISNULL OR "admitted" ISNULL),
609 CONSTRAINT "non_admitted_initiatives_cant_contain_voting_results" CHECK (
610 ( "admitted" NOTNULL AND "admitted" = TRUE ) OR
611 ( "positive_votes" ISNULL AND "negative_votes" ISNULL AND
612 "direct_majority" ISNULL AND "indirect_majority" ISNULL AND
613 "schulze_rank" ISNULL AND
614 "better_than_status_quo" ISNULL AND "worse_than_status_quo" ISNULL AND
615 "reverse_beat_path" ISNULL AND "multistage_majority" ISNULL AND
616 "eligible" ISNULL AND "winner" ISNULL AND "rank" ISNULL ) ),
617 CONSTRAINT "better_excludes_worse" CHECK (NOT ("better_than_status_quo" AND "worse_than_status_quo")),
618 CONSTRAINT "minimum_requirement_to_be_eligible" CHECK (
619 "eligible" = FALSE OR
620 ("direct_majority" AND "indirect_majority" AND "better_than_status_quo") ),
621 CONSTRAINT "winner_must_be_eligible" CHECK ("winner"=FALSE OR "eligible"=TRUE),
622 CONSTRAINT "winner_must_have_first_rank" CHECK ("winner"=FALSE OR "rank"=1),
623 CONSTRAINT "eligible_at_first_rank_is_winner" CHECK ("eligible"=FALSE OR "rank"!=1 OR "winner"=TRUE),
624 CONSTRAINT "unique_rank_per_issue" UNIQUE ("issue_id", "rank") );
625 CREATE INDEX "initiative_created_idx" ON "initiative" ("created");
626 CREATE INDEX "initiative_revoked_idx" ON "initiative" ("revoked");
627 CREATE INDEX "initiative_text_search_data_idx" ON "initiative" USING gin ("text_search_data");
628 CREATE TRIGGER "update_text_search_data"
629 BEFORE INSERT OR UPDATE ON "initiative"
630 FOR EACH ROW EXECUTE PROCEDURE
631 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
632 "name", "discussion_url");
634 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.';
636 COMMENT ON COLUMN "initiative"."discussion_url" IS 'URL pointing to a discussion platform for this initiative';
637 COMMENT ON COLUMN "initiative"."revoked" IS 'Point in time, when one initiator decided to revoke the initiative';
638 COMMENT ON COLUMN "initiative"."revoked_by_member_id" IS 'Member, who decided to revoke the initiative';
639 COMMENT ON COLUMN "initiative"."admitted" IS 'TRUE, if initiative reaches the "initiative_quorum" when freezing the issue';
640 COMMENT ON COLUMN "initiative"."supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
641 COMMENT ON COLUMN "initiative"."informed_supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
642 COMMENT ON COLUMN "initiative"."satisfied_supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
643 COMMENT ON COLUMN "initiative"."satisfied_informed_supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
644 COMMENT ON COLUMN "initiative"."positive_votes" IS 'Calculated from table "direct_voter"';
645 COMMENT ON COLUMN "initiative"."negative_votes" IS 'Calculated from table "direct_voter"';
646 COMMENT ON COLUMN "initiative"."direct_majority" IS 'TRUE, if "positive_votes"/("positive_votes"+"negative_votes") is strictly greater or greater-equal than "direct_majority_num"/"direct_majority_den", and "positive_votes" is greater-equal than "direct_majority_positive", and ("positive_votes"+abstentions) is greater-equal than "direct_majority_non_negative"';
647 COMMENT ON COLUMN "initiative"."indirect_majority" IS 'Same as "direct_majority", but also considering indirect beat paths';
648 COMMENT ON COLUMN "initiative"."schulze_rank" IS 'Schulze-Ranking without tie-breaking';
649 COMMENT ON COLUMN "initiative"."better_than_status_quo" IS 'TRUE, if initiative has a schulze-ranking better than the status quo (without tie-breaking)';
650 COMMENT ON COLUMN "initiative"."worse_than_status_quo" IS 'TRUE, if initiative has a schulze-ranking worse than the status quo (without tie-breaking)';
651 COMMENT ON COLUMN "initiative"."reverse_beat_path" IS 'TRUE, if there is a beat path (may include ties) from this initiative to the status quo';
652 COMMENT ON COLUMN "initiative"."multistage_majority" IS 'TRUE, if either (a) this initiative has no better rank than the status quo, or (b) there exists a better ranked initiative X, which directly beats this initiative, and either more voters prefer X to this initiative than voters preferring X to the status quo or less voters prefer this initiative to X than voters preferring the status quo to X';
653 COMMENT ON COLUMN "initiative"."eligible" IS 'Initiative has a "direct_majority" and an "indirect_majority", is "better_than_status_quo" and depending on selected policy the initiative has no "reverse_beat_path" or "multistage_majority"';
654 COMMENT ON COLUMN "initiative"."winner" IS 'Winner is the "eligible" initiative with best "schulze_rank" and in case of ties with lowest "id"';
655 COMMENT ON COLUMN "initiative"."rank" IS 'Unique ranking for all "admitted" initiatives per issue; lower rank is better; a winner always has rank 1, but rank 1 does not imply that an initiative is winner; initiatives with "direct_majority" AND "indirect_majority" always have a better (lower) rank than other initiatives';
658 CREATE TABLE "battle" (
659 "issue_id" INT4 NOT NULL,
660 "winning_initiative_id" INT4,
661 FOREIGN KEY ("issue_id", "winning_initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
662 "losing_initiative_id" INT4,
663 FOREIGN KEY ("issue_id", "losing_initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
664 "count" INT4 NOT NULL,
665 CONSTRAINT "initiative_ids_not_equal" CHECK (
666 "winning_initiative_id" != "losing_initiative_id" OR
667 ( ("winning_initiative_id" NOTNULL AND "losing_initiative_id" ISNULL) OR
668 ("winning_initiative_id" ISNULL AND "losing_initiative_id" NOTNULL) ) ) );
669 CREATE UNIQUE INDEX "battle_winning_losing_idx" ON "battle" ("issue_id", "winning_initiative_id", "losing_initiative_id");
670 CREATE UNIQUE INDEX "battle_winning_null_idx" ON "battle" ("issue_id", "winning_initiative_id") WHERE "losing_initiative_id" ISNULL;
671 CREATE UNIQUE INDEX "battle_null_losing_idx" ON "battle" ("issue_id", "losing_initiative_id") WHERE "winning_initiative_id" ISNULL;
673 COMMENT ON TABLE "battle" IS 'Number of members preferring one initiative to another; Filled by "battle_view" when closing an issue; NULL as initiative_id denotes virtual "status-quo" initiative';
676 CREATE TABLE "ignored_initiative" (
677 PRIMARY KEY ("initiative_id", "member_id"),
678 "initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
679 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
680 CREATE INDEX "ignored_initiative_member_id_idx" ON "ignored_initiative" ("member_id");
682 COMMENT ON TABLE "ignored_initiative" IS 'Possibility to filter initiatives';
685 CREATE TABLE "initiative_setting" (
686 PRIMARY KEY ("member_id", "key", "initiative_id"),
687 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
688 "key" TEXT NOT NULL,
689 "initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
690 "value" TEXT NOT NULL );
692 COMMENT ON TABLE "initiative_setting" IS 'Place for frontend to store initiative specific settings of members as strings';
695 CREATE TABLE "draft" (
696 UNIQUE ("initiative_id", "id"), -- index needed for foreign-key on table "supporter"
697 "initiative_id" INT4 NOT NULL REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
698 "id" SERIAL8 PRIMARY KEY,
699 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
700 "author_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
701 "formatting_engine" TEXT,
702 "content" TEXT NOT NULL,
703 "text_search_data" TSVECTOR );
704 CREATE INDEX "draft_created_idx" ON "draft" ("created");
705 CREATE INDEX "draft_author_id_created_idx" ON "draft" ("author_id", "created");
706 CREATE INDEX "draft_text_search_data_idx" ON "draft" USING gin ("text_search_data");
707 CREATE TRIGGER "update_text_search_data"
708 BEFORE INSERT OR UPDATE ON "draft"
709 FOR EACH ROW EXECUTE PROCEDURE
710 tsvector_update_trigger('text_search_data', 'pg_catalog.simple', "content");
712 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.';
714 COMMENT ON COLUMN "draft"."formatting_engine" IS 'Allows different formatting engines (i.e. wiki formats) to be used';
715 COMMENT ON COLUMN "draft"."content" IS 'Text of the draft in a format depending on the field "formatting_engine"';
718 CREATE TABLE "rendered_draft" (
719 PRIMARY KEY ("draft_id", "format"),
720 "draft_id" INT8 REFERENCES "draft" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
721 "format" TEXT,
722 "content" TEXT NOT NULL );
724 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)';
727 CREATE TABLE "suggestion" (
728 UNIQUE ("initiative_id", "id"), -- index needed for foreign-key on table "opinion"
729 "initiative_id" INT4 NOT NULL REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
730 "id" SERIAL8 PRIMARY KEY,
731 "draft_id" INT8 NOT NULL,
732 FOREIGN KEY ("initiative_id", "draft_id") REFERENCES "draft" ("initiative_id", "id") ON DELETE NO ACTION ON UPDATE CASCADE,
733 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
734 "author_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
735 "name" TEXT NOT NULL,
736 "formatting_engine" TEXT,
737 "content" TEXT NOT NULL DEFAULT '',
738 "text_search_data" TSVECTOR,
739 "minus2_unfulfilled_count" INT4,
740 "minus2_fulfilled_count" INT4,
741 "minus1_unfulfilled_count" INT4,
742 "minus1_fulfilled_count" INT4,
743 "plus1_unfulfilled_count" INT4,
744 "plus1_fulfilled_count" INT4,
745 "plus2_unfulfilled_count" INT4,
746 "plus2_fulfilled_count" INT4 );
747 CREATE INDEX "suggestion_created_idx" ON "suggestion" ("created");
748 CREATE INDEX "suggestion_author_id_created_idx" ON "suggestion" ("author_id", "created");
749 CREATE INDEX "suggestion_text_search_data_idx" ON "suggestion" USING gin ("text_search_data");
750 CREATE TRIGGER "update_text_search_data"
751 BEFORE INSERT OR UPDATE ON "suggestion"
752 FOR EACH ROW EXECUTE PROCEDURE
753 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
754 "name", "content");
756 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';
758 COMMENT ON COLUMN "suggestion"."draft_id" IS 'Draft, which the author has seen when composing the suggestion; should always be set by a frontend, but defaults to current draft of the initiative (implemented by trigger "default_for_draft_id")';
759 COMMENT ON COLUMN "suggestion"."minus2_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
760 COMMENT ON COLUMN "suggestion"."minus2_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
761 COMMENT ON COLUMN "suggestion"."minus1_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
762 COMMENT ON COLUMN "suggestion"."minus1_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
763 COMMENT ON COLUMN "suggestion"."plus1_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
764 COMMENT ON COLUMN "suggestion"."plus1_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
765 COMMENT ON COLUMN "suggestion"."plus2_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
766 COMMENT ON COLUMN "suggestion"."plus2_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
769 CREATE TABLE "rendered_suggestion" (
770 PRIMARY KEY ("suggestion_id", "format"),
771 "suggestion_id" INT8 REFERENCES "suggestion" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
772 "format" TEXT,
773 "content" TEXT NOT NULL );
775 COMMENT ON TABLE "rendered_suggestion" IS 'This table may be used by frontends to cache "rendered" drafts (e.g. HTML output generated from wiki text)';
778 CREATE TABLE "suggestion_setting" (
779 PRIMARY KEY ("member_id", "key", "suggestion_id"),
780 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
781 "key" TEXT NOT NULL,
782 "suggestion_id" INT8 REFERENCES "suggestion" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
783 "value" TEXT NOT NULL );
785 COMMENT ON TABLE "suggestion_setting" IS 'Place for frontend to store suggestion specific settings of members as strings';
788 CREATE TABLE "privilege" (
789 PRIMARY KEY ("unit_id", "member_id"),
790 "unit_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
791 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
792 "admin_manager" BOOLEAN NOT NULL DEFAULT FALSE,
793 "unit_manager" BOOLEAN NOT NULL DEFAULT FALSE,
794 "area_manager" BOOLEAN NOT NULL DEFAULT FALSE,
795 "voting_right_manager" BOOLEAN NOT NULL DEFAULT FALSE,
796 "voting_right" BOOLEAN NOT NULL DEFAULT TRUE );
798 COMMENT ON TABLE "privilege" IS 'Members rights related to each unit';
800 COMMENT ON COLUMN "privilege"."admin_manager" IS 'Grant/revoke admin privileges to/from other members';
801 COMMENT ON COLUMN "privilege"."unit_manager" IS 'Create and disable sub units';
802 COMMENT ON COLUMN "privilege"."area_manager" IS 'Create and disable areas and set area parameters';
803 COMMENT ON COLUMN "privilege"."voting_right_manager" IS 'Select which members are allowed to discuss and vote within the unit';
804 COMMENT ON COLUMN "privilege"."voting_right" IS 'Right to discuss and vote';
807 CREATE TABLE "membership" (
808 PRIMARY KEY ("area_id", "member_id"),
809 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
810 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
811 CREATE INDEX "membership_member_id_idx" ON "membership" ("member_id");
813 COMMENT ON TABLE "membership" IS 'Interest of members in topic areas';
816 CREATE TABLE "interest" (
817 PRIMARY KEY ("issue_id", "member_id"),
818 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
819 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
820 CREATE INDEX "interest_member_id_idx" ON "interest" ("member_id");
822 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.';
825 CREATE TABLE "initiator" (
826 PRIMARY KEY ("initiative_id", "member_id"),
827 "initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
828 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
829 "accepted" BOOLEAN );
830 CREATE INDEX "initiator_member_id_idx" ON "initiator" ("member_id");
832 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.';
834 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.';
837 CREATE TABLE "supporter" (
838 "issue_id" INT4 NOT NULL,
839 PRIMARY KEY ("initiative_id", "member_id"),
840 "initiative_id" INT4,
841 "member_id" INT4,
842 "draft_id" INT8 NOT NULL,
843 FOREIGN KEY ("issue_id", "member_id") REFERENCES "interest" ("issue_id", "member_id") ON DELETE CASCADE ON UPDATE CASCADE,
844 FOREIGN KEY ("initiative_id", "draft_id") REFERENCES "draft" ("initiative_id", "id") ON DELETE NO ACTION ON UPDATE CASCADE );
845 CREATE INDEX "supporter_member_id_idx" ON "supporter" ("member_id");
847 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.';
849 COMMENT ON COLUMN "supporter"."issue_id" IS 'WARNING: No index: For selections use column "initiative_id" and join via table "initiative" where neccessary';
850 COMMENT ON COLUMN "supporter"."draft_id" IS 'Latest seen draft; should always be set by a frontend, but defaults to current draft of the initiative (implemented by trigger "default_for_draft_id")';
853 CREATE TABLE "opinion" (
854 "initiative_id" INT4 NOT NULL,
855 PRIMARY KEY ("suggestion_id", "member_id"),
856 "suggestion_id" INT8,
857 "member_id" INT4,
858 "degree" INT2 NOT NULL CHECK ("degree" >= -2 AND "degree" <= 2 AND "degree" != 0),
859 "fulfilled" BOOLEAN NOT NULL DEFAULT FALSE,
860 FOREIGN KEY ("initiative_id", "suggestion_id") REFERENCES "suggestion" ("initiative_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
861 FOREIGN KEY ("initiative_id", "member_id") REFERENCES "supporter" ("initiative_id", "member_id") ON DELETE CASCADE ON UPDATE CASCADE );
862 CREATE INDEX "opinion_member_id_initiative_id_idx" ON "opinion" ("member_id", "initiative_id");
864 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.';
866 COMMENT ON COLUMN "opinion"."degree" IS '2 = fulfillment required for support; 1 = fulfillment desired; -1 = fulfillment unwanted; -2 = fulfillment cancels support';
869 CREATE TYPE "delegation_scope" AS ENUM ('unit', 'area', 'issue');
871 COMMENT ON TYPE "delegation_scope" IS 'Scope for delegations: ''unit'', ''area'', or ''issue'' (order is relevant)';
874 CREATE TABLE "delegation" (
875 "id" SERIAL8 PRIMARY KEY,
876 "truster_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
877 "trustee_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
878 "scope" "delegation_scope" NOT NULL,
879 "unit_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
880 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
881 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
882 CONSTRAINT "cant_delegate_to_yourself" CHECK ("truster_id" != "trustee_id"),
883 CONSTRAINT "no_unit_delegation_to_null"
884 CHECK ("trustee_id" NOTNULL OR "scope" != 'unit'),
885 CONSTRAINT "area_id_and_issue_id_set_according_to_scope" CHECK (
886 ("scope" = 'unit' AND "unit_id" NOTNULL AND "area_id" ISNULL AND "issue_id" ISNULL ) OR
887 ("scope" = 'area' AND "unit_id" ISNULL AND "area_id" NOTNULL AND "issue_id" ISNULL ) OR
888 ("scope" = 'issue' AND "unit_id" ISNULL AND "area_id" ISNULL AND "issue_id" NOTNULL) ),
889 UNIQUE ("unit_id", "truster_id"),
890 UNIQUE ("area_id", "truster_id"),
891 UNIQUE ("issue_id", "truster_id") );
892 CREATE INDEX "delegation_truster_id_idx" ON "delegation" ("truster_id");
893 CREATE INDEX "delegation_trustee_id_idx" ON "delegation" ("trustee_id");
895 COMMENT ON TABLE "delegation" IS 'Delegation of vote-weight to other members';
897 COMMENT ON COLUMN "delegation"."unit_id" IS 'Reference to unit, if delegation is unit-wide, otherwise NULL';
898 COMMENT ON COLUMN "delegation"."area_id" IS 'Reference to area, if delegation is area-wide, otherwise NULL';
899 COMMENT ON COLUMN "delegation"."issue_id" IS 'Reference to issue, if delegation is issue-wide, otherwise NULL';
902 CREATE TABLE "direct_population_snapshot" (
903 PRIMARY KEY ("issue_id", "event", "member_id"),
904 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
905 "event" "snapshot_event",
906 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
907 "weight" INT4 );
908 CREATE INDEX "direct_population_snapshot_member_id_idx" ON "direct_population_snapshot" ("member_id");
910 COMMENT ON TABLE "direct_population_snapshot" IS 'Snapshot of active members having either a "membership" in the "area" or an "interest" in the "issue"';
912 COMMENT ON COLUMN "direct_population_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
913 COMMENT ON COLUMN "direct_population_snapshot"."weight" IS 'Weight of member (1 or higher) according to "delegating_population_snapshot"';
916 CREATE TABLE "delegating_population_snapshot" (
917 PRIMARY KEY ("issue_id", "event", "member_id"),
918 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
919 "event" "snapshot_event",
920 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
921 "weight" INT4,
922 "scope" "delegation_scope" NOT NULL,
923 "delegate_member_ids" INT4[] NOT NULL );
924 CREATE INDEX "delegating_population_snapshot_member_id_idx" ON "delegating_population_snapshot" ("member_id");
926 COMMENT ON TABLE "direct_population_snapshot" IS 'Delegations increasing the weight of entries in the "direct_population_snapshot" table';
928 COMMENT ON COLUMN "delegating_population_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
929 COMMENT ON COLUMN "delegating_population_snapshot"."member_id" IS 'Delegating member';
930 COMMENT ON COLUMN "delegating_population_snapshot"."weight" IS 'Intermediate weight';
931 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"';
934 CREATE TABLE "direct_interest_snapshot" (
935 PRIMARY KEY ("issue_id", "event", "member_id"),
936 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
937 "event" "snapshot_event",
938 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
939 "weight" INT4 );
940 CREATE INDEX "direct_interest_snapshot_member_id_idx" ON "direct_interest_snapshot" ("member_id");
942 COMMENT ON TABLE "direct_interest_snapshot" IS 'Snapshot of active members having an "interest" in the "issue"';
944 COMMENT ON COLUMN "direct_interest_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
945 COMMENT ON COLUMN "direct_interest_snapshot"."weight" IS 'Weight of member (1 or higher) according to "delegating_interest_snapshot"';
948 CREATE TABLE "delegating_interest_snapshot" (
949 PRIMARY KEY ("issue_id", "event", "member_id"),
950 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
951 "event" "snapshot_event",
952 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
953 "weight" INT4,
954 "scope" "delegation_scope" NOT NULL,
955 "delegate_member_ids" INT4[] NOT NULL );
956 CREATE INDEX "delegating_interest_snapshot_member_id_idx" ON "delegating_interest_snapshot" ("member_id");
958 COMMENT ON TABLE "delegating_interest_snapshot" IS 'Delegations increasing the weight of entries in the "direct_interest_snapshot" table';
960 COMMENT ON COLUMN "delegating_interest_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
961 COMMENT ON COLUMN "delegating_interest_snapshot"."member_id" IS 'Delegating member';
962 COMMENT ON COLUMN "delegating_interest_snapshot"."weight" IS 'Intermediate weight';
963 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"';
966 CREATE TABLE "direct_supporter_snapshot" (
967 "issue_id" INT4 NOT NULL,
968 PRIMARY KEY ("initiative_id", "event", "member_id"),
969 "initiative_id" INT4,
970 "event" "snapshot_event",
971 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
972 "draft_id" INT8 NOT NULL,
973 "informed" BOOLEAN NOT NULL,
974 "satisfied" BOOLEAN NOT NULL,
975 FOREIGN KEY ("issue_id", "initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
976 FOREIGN KEY ("initiative_id", "draft_id") REFERENCES "draft" ("initiative_id", "id") ON DELETE NO ACTION ON UPDATE CASCADE,
977 FOREIGN KEY ("issue_id", "event", "member_id") REFERENCES "direct_interest_snapshot" ("issue_id", "event", "member_id") ON DELETE CASCADE ON UPDATE CASCADE );
978 CREATE INDEX "direct_supporter_snapshot_member_id_idx" ON "direct_supporter_snapshot" ("member_id");
980 COMMENT ON TABLE "direct_supporter_snapshot" IS 'Snapshot of supporters of initiatives (weight is stored in "direct_interest_snapshot")';
982 COMMENT ON COLUMN "direct_supporter_snapshot"."issue_id" IS 'WARNING: No index: For selections use column "initiative_id" and join via table "initiative" where neccessary';
983 COMMENT ON COLUMN "direct_supporter_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
984 COMMENT ON COLUMN "direct_supporter_snapshot"."informed" IS 'Supporter has seen the latest draft of the initiative';
985 COMMENT ON COLUMN "direct_supporter_snapshot"."satisfied" IS 'Supporter has no "critical_opinion"s';
988 CREATE TABLE "non_voter" (
989 PRIMARY KEY ("issue_id", "member_id"),
990 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
991 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
992 CREATE INDEX "non_voter_member_id_idx" ON "non_voter" ("member_id");
994 COMMENT ON TABLE "non_voter" IS 'Members who decided to not vote directly on an issue';
997 CREATE TABLE "direct_voter" (
998 PRIMARY KEY ("issue_id", "member_id"),
999 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1000 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
1001 "weight" INT4 );
1002 CREATE INDEX "direct_voter_member_id_idx" ON "direct_voter" ("member_id");
1004 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.';
1006 COMMENT ON COLUMN "direct_voter"."weight" IS 'Weight of member (1 or higher) according to "delegating_voter" table';
1009 CREATE TABLE "delegating_voter" (
1010 PRIMARY KEY ("issue_id", "member_id"),
1011 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1012 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
1013 "weight" INT4,
1014 "scope" "delegation_scope" NOT NULL,
1015 "delegate_member_ids" INT4[] NOT NULL );
1016 CREATE INDEX "delegating_voter_member_id_idx" ON "delegating_voter" ("member_id");
1018 COMMENT ON TABLE "delegating_voter" IS 'Delegations increasing the weight of entries in the "direct_voter" table';
1020 COMMENT ON COLUMN "delegating_voter"."member_id" IS 'Delegating member';
1021 COMMENT ON COLUMN "delegating_voter"."weight" IS 'Intermediate weight';
1022 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"';
1025 CREATE TABLE "vote" (
1026 "issue_id" INT4 NOT NULL,
1027 PRIMARY KEY ("initiative_id", "member_id"),
1028 "initiative_id" INT4,
1029 "member_id" INT4,
1030 "grade" INT4,
1031 FOREIGN KEY ("issue_id", "initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
1032 FOREIGN KEY ("issue_id", "member_id") REFERENCES "direct_voter" ("issue_id", "member_id") ON DELETE CASCADE ON UPDATE CASCADE );
1033 CREATE INDEX "vote_member_id_idx" ON "vote" ("member_id");
1035 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.';
1037 COMMENT ON COLUMN "vote"."issue_id" IS 'WARNING: No index: For selections use column "initiative_id" and join via table "initiative" where neccessary';
1038 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.';
1041 CREATE TABLE "issue_comment" (
1042 PRIMARY KEY ("issue_id", "member_id"),
1043 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1044 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1045 "changed" TIMESTAMPTZ NOT NULL DEFAULT now(),
1046 "formatting_engine" TEXT,
1047 "content" TEXT NOT NULL,
1048 "text_search_data" TSVECTOR );
1049 CREATE INDEX "issue_comment_member_id_idx" ON "issue_comment" ("member_id");
1050 CREATE INDEX "issue_comment_text_search_data_idx" ON "issue_comment" USING gin ("text_search_data");
1051 CREATE TRIGGER "update_text_search_data"
1052 BEFORE INSERT OR UPDATE ON "issue_comment"
1053 FOR EACH ROW EXECUTE PROCEDURE
1054 tsvector_update_trigger('text_search_data', 'pg_catalog.simple', "content");
1056 COMMENT ON TABLE "issue_comment" IS 'Place to store free comments of members related to issues';
1058 COMMENT ON COLUMN "issue_comment"."changed" IS 'Time the comment was last changed';
1061 CREATE TABLE "rendered_issue_comment" (
1062 PRIMARY KEY ("issue_id", "member_id", "format"),
1063 FOREIGN KEY ("issue_id", "member_id")
1064 REFERENCES "issue_comment" ("issue_id", "member_id")
1065 ON DELETE CASCADE ON UPDATE CASCADE,
1066 "issue_id" INT4,
1067 "member_id" INT4,
1068 "format" TEXT,
1069 "content" TEXT NOT NULL );
1071 COMMENT ON TABLE "rendered_issue_comment" IS 'This table may be used by frontends to cache "rendered" issue comments (e.g. HTML output generated from wiki text)';
1074 CREATE TABLE "voting_comment" (
1075 PRIMARY KEY ("issue_id", "member_id"),
1076 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1077 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1078 "changed" TIMESTAMPTZ,
1079 "formatting_engine" TEXT,
1080 "content" TEXT NOT NULL,
1081 "text_search_data" TSVECTOR );
1082 CREATE INDEX "voting_comment_member_id_idx" ON "voting_comment" ("member_id");
1083 CREATE INDEX "voting_comment_text_search_data_idx" ON "voting_comment" USING gin ("text_search_data");
1084 CREATE TRIGGER "update_text_search_data"
1085 BEFORE INSERT OR UPDATE ON "voting_comment"
1086 FOR EACH ROW EXECUTE PROCEDURE
1087 tsvector_update_trigger('text_search_data', 'pg_catalog.simple', "content");
1089 COMMENT ON TABLE "voting_comment" IS 'Storage for comments of voters to be published after voting has finished.';
1091 COMMENT ON COLUMN "voting_comment"."changed" IS 'Is to be set or updated by the frontend, if comment was inserted or updated AFTER the issue has been closed. Otherwise it shall be set to NULL.';
1094 CREATE TABLE "rendered_voting_comment" (
1095 PRIMARY KEY ("issue_id", "member_id", "format"),
1096 FOREIGN KEY ("issue_id", "member_id")
1097 REFERENCES "voting_comment" ("issue_id", "member_id")
1098 ON DELETE CASCADE ON UPDATE CASCADE,
1099 "issue_id" INT4,
1100 "member_id" INT4,
1101 "format" TEXT,
1102 "content" TEXT NOT NULL );
1104 COMMENT ON TABLE "rendered_voting_comment" IS 'This table may be used by frontends to cache "rendered" voting comments (e.g. HTML output generated from wiki text)';
1107 CREATE TYPE "event_type" AS ENUM (
1108 'issue_state_changed',
1109 'initiative_created_in_new_issue',
1110 'initiative_created_in_existing_issue',
1111 'initiative_revoked',
1112 'new_draft_created',
1113 'suggestion_created');
1115 COMMENT ON TYPE "event_type" IS 'Type used for column "event" of table "event"';
1118 CREATE TABLE "event" (
1119 "id" SERIAL8 PRIMARY KEY,
1120 "occurrence" TIMESTAMPTZ NOT NULL DEFAULT now(),
1121 "event" "event_type" NOT NULL,
1122 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
1123 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1124 "state" "issue_state" CHECK ("state" != 'calculation'),
1125 "initiative_id" INT4,
1126 "draft_id" INT8,
1127 "suggestion_id" INT8,
1128 FOREIGN KEY ("issue_id", "initiative_id")
1129 REFERENCES "initiative" ("issue_id", "id")
1130 ON DELETE CASCADE ON UPDATE CASCADE,
1131 FOREIGN KEY ("initiative_id", "draft_id")
1132 REFERENCES "draft" ("initiative_id", "id")
1133 ON DELETE CASCADE ON UPDATE CASCADE,
1134 FOREIGN KEY ("initiative_id", "suggestion_id")
1135 REFERENCES "suggestion" ("initiative_id", "id")
1136 ON DELETE CASCADE ON UPDATE CASCADE,
1137 CONSTRAINT "null_constraints_for_issue_state_changed" CHECK (
1138 "event" != 'issue_state_changed' OR (
1139 "member_id" ISNULL AND
1140 "issue_id" NOTNULL AND
1141 "state" NOTNULL AND
1142 "initiative_id" ISNULL AND
1143 "draft_id" ISNULL AND
1144 "suggestion_id" ISNULL )),
1145 CONSTRAINT "null_constraints_for_initiative_creation_or_revocation_or_new_draft" CHECK (
1146 "event" NOT IN (
1147 'initiative_created_in_new_issue',
1148 'initiative_created_in_existing_issue',
1149 'initiative_revoked',
1150 'new_draft_created'
1151 ) OR (
1152 "member_id" NOTNULL AND
1153 "issue_id" NOTNULL AND
1154 "state" NOTNULL AND
1155 "initiative_id" NOTNULL AND
1156 "draft_id" NOTNULL AND
1157 "suggestion_id" ISNULL )),
1158 CONSTRAINT "null_constraints_for_suggestion_creation" CHECK (
1159 "event" != 'suggestion_created' OR (
1160 "member_id" NOTNULL AND
1161 "issue_id" NOTNULL AND
1162 "state" NOTNULL AND
1163 "initiative_id" NOTNULL AND
1164 "draft_id" ISNULL AND
1165 "suggestion_id" NOTNULL )) );
1166 CREATE INDEX "event_occurrence_idx" ON "event" ("occurrence");
1168 COMMENT ON TABLE "event" IS 'Event table, automatically filled by triggers';
1170 COMMENT ON COLUMN "event"."occurrence" IS 'Point in time, when event occurred';
1171 COMMENT ON COLUMN "event"."event" IS 'Type of event (see TYPE "event_type")';
1172 COMMENT ON COLUMN "event"."member_id" IS 'Member who caused the event, if applicable';
1173 COMMENT ON COLUMN "event"."state" IS 'If issue_id is set: state of affected issue; If state changed: new state';
1176 CREATE TABLE "notification_sent" (
1177 "event_id" INT8 NOT NULL );
1178 CREATE UNIQUE INDEX "notification_sent_singleton_idx" ON "notification_sent" ((1));
1180 COMMENT ON TABLE "notification_sent" IS 'This table stores one row with the last event_id, for which notifications have been sent out';
1181 COMMENT ON INDEX "notification_sent_singleton_idx" IS 'This index ensures that "notification_sent" only contains one row maximum.';
1185 ----------------------------------------------
1186 -- Writing of history entries and event log --
1187 ----------------------------------------------
1190 CREATE FUNCTION "write_member_history_trigger"()
1191 RETURNS TRIGGER
1192 LANGUAGE 'plpgsql' VOLATILE AS $$
1193 BEGIN
1194 IF
1195 ( NEW."active" != OLD."active" OR
1196 NEW."name" != OLD."name" ) AND
1197 OLD."activated" NOTNULL
1198 THEN
1199 INSERT INTO "member_history"
1200 ("member_id", "active", "name")
1201 VALUES (NEW."id", OLD."active", OLD."name");
1202 END IF;
1203 RETURN NULL;
1204 END;
1205 $$;
1207 CREATE TRIGGER "write_member_history"
1208 AFTER UPDATE ON "member" FOR EACH ROW EXECUTE PROCEDURE
1209 "write_member_history_trigger"();
1211 COMMENT ON FUNCTION "write_member_history_trigger"() IS 'Implementation of trigger "write_member_history" on table "member"';
1212 COMMENT ON TRIGGER "write_member_history" ON "member" IS 'When changing certain fields of a member, create a history entry in "member_history" table';
1215 CREATE FUNCTION "write_event_issue_state_changed_trigger"()
1216 RETURNS TRIGGER
1217 LANGUAGE 'plpgsql' VOLATILE AS $$
1218 BEGIN
1219 IF NEW."state" != OLD."state" AND NEW."state" != 'calculation' THEN
1220 INSERT INTO "event" ("event", "issue_id", "state")
1221 VALUES ('issue_state_changed', NEW."id", NEW."state");
1222 END IF;
1223 RETURN NULL;
1224 END;
1225 $$;
1227 CREATE TRIGGER "write_event_issue_state_changed"
1228 AFTER UPDATE ON "issue" FOR EACH ROW EXECUTE PROCEDURE
1229 "write_event_issue_state_changed_trigger"();
1231 COMMENT ON FUNCTION "write_event_issue_state_changed_trigger"() IS 'Implementation of trigger "write_event_issue_state_changed" on table "issue"';
1232 COMMENT ON TRIGGER "write_event_issue_state_changed" ON "issue" IS 'Create entry in "event" table on "state" change';
1235 CREATE FUNCTION "write_event_initiative_or_draft_created_trigger"()
1236 RETURNS TRIGGER
1237 LANGUAGE 'plpgsql' VOLATILE AS $$
1238 DECLARE
1239 "initiative_row" "initiative"%ROWTYPE;
1240 "issue_row" "issue"%ROWTYPE;
1241 "event_v" "event_type";
1242 BEGIN
1243 SELECT * INTO "initiative_row" FROM "initiative"
1244 WHERE "id" = NEW."initiative_id";
1245 SELECT * INTO "issue_row" FROM "issue"
1246 WHERE "id" = "initiative_row"."issue_id";
1247 IF EXISTS (
1248 SELECT NULL FROM "draft"
1249 WHERE "initiative_id" = NEW."initiative_id"
1250 AND "id" != NEW."id"
1251 ) THEN
1252 "event_v" := 'new_draft_created';
1253 ELSE
1254 IF EXISTS (
1255 SELECT NULL FROM "initiative"
1256 WHERE "issue_id" = "initiative_row"."issue_id"
1257 AND "id" != "initiative_row"."id"
1258 ) THEN
1259 "event_v" := 'initiative_created_in_existing_issue';
1260 ELSE
1261 "event_v" := 'initiative_created_in_new_issue';
1262 END IF;
1263 END IF;
1264 INSERT INTO "event" (
1265 "event", "member_id",
1266 "issue_id", "state", "initiative_id", "draft_id"
1267 ) VALUES (
1268 "event_v",
1269 NEW."author_id",
1270 "initiative_row"."issue_id",
1271 "issue_row"."state",
1272 "initiative_row"."id",
1273 NEW."id" );
1274 RETURN NULL;
1275 END;
1276 $$;
1278 CREATE TRIGGER "write_event_initiative_or_draft_created"
1279 AFTER INSERT ON "draft" FOR EACH ROW EXECUTE PROCEDURE
1280 "write_event_initiative_or_draft_created_trigger"();
1282 COMMENT ON FUNCTION "write_event_initiative_or_draft_created_trigger"() IS 'Implementation of trigger "write_event_initiative_or_draft_created" on table "issue"';
1283 COMMENT ON TRIGGER "write_event_initiative_or_draft_created" ON "draft" IS 'Create entry in "event" table on draft creation';
1286 CREATE FUNCTION "write_event_initiative_revoked_trigger"()
1287 RETURNS TRIGGER
1288 LANGUAGE 'plpgsql' VOLATILE AS $$
1289 DECLARE
1290 "issue_row" "issue"%ROWTYPE;
1291 "draft_id_v" "draft"."id"%TYPE;
1292 BEGIN
1293 IF OLD."revoked" ISNULL AND NEW."revoked" NOTNULL THEN
1294 SELECT * INTO "issue_row" FROM "issue"
1295 WHERE "id" = NEW."issue_id";
1296 SELECT "id" INTO "draft_id_v" FROM "current_draft"
1297 WHERE "initiative_id" = NEW."id";
1298 INSERT INTO "event" (
1299 "event", "member_id", "issue_id", "state", "initiative_id", "draft_id"
1300 ) VALUES (
1301 'initiative_revoked',
1302 NEW."revoked_by_member_id",
1303 NEW."issue_id",
1304 "issue_row"."state",
1305 NEW."id",
1306 "draft_id_v");
1307 END IF;
1308 RETURN NULL;
1309 END;
1310 $$;
1312 CREATE TRIGGER "write_event_initiative_revoked"
1313 AFTER UPDATE ON "initiative" FOR EACH ROW EXECUTE PROCEDURE
1314 "write_event_initiative_revoked_trigger"();
1316 COMMENT ON FUNCTION "write_event_initiative_revoked_trigger"() IS 'Implementation of trigger "write_event_initiative_revoked" on table "issue"';
1317 COMMENT ON TRIGGER "write_event_initiative_revoked" ON "initiative" IS 'Create entry in "event" table, when an initiative is revoked';
1320 CREATE FUNCTION "write_event_suggestion_created_trigger"()
1321 RETURNS TRIGGER
1322 LANGUAGE 'plpgsql' VOLATILE AS $$
1323 DECLARE
1324 "initiative_row" "initiative"%ROWTYPE;
1325 "issue_row" "issue"%ROWTYPE;
1326 BEGIN
1327 SELECT * INTO "initiative_row" FROM "initiative"
1328 WHERE "id" = NEW."initiative_id";
1329 SELECT * INTO "issue_row" FROM "issue"
1330 WHERE "id" = "initiative_row"."issue_id";
1331 INSERT INTO "event" (
1332 "event", "member_id",
1333 "issue_id", "state", "initiative_id", "suggestion_id"
1334 ) VALUES (
1335 'suggestion_created',
1336 NEW."author_id",
1337 "initiative_row"."issue_id",
1338 "issue_row"."state",
1339 "initiative_row"."id",
1340 NEW."id" );
1341 RETURN NULL;
1342 END;
1343 $$;
1345 CREATE TRIGGER "write_event_suggestion_created"
1346 AFTER INSERT ON "suggestion" FOR EACH ROW EXECUTE PROCEDURE
1347 "write_event_suggestion_created_trigger"();
1349 COMMENT ON FUNCTION "write_event_suggestion_created_trigger"() IS 'Implementation of trigger "write_event_suggestion_created" on table "issue"';
1350 COMMENT ON TRIGGER "write_event_suggestion_created" ON "suggestion" IS 'Create entry in "event" table on suggestion creation';
1354 ----------------------------
1355 -- Additional constraints --
1356 ----------------------------
1359 CREATE FUNCTION "issue_requires_first_initiative_trigger"()
1360 RETURNS TRIGGER
1361 LANGUAGE 'plpgsql' VOLATILE AS $$
1362 BEGIN
1363 IF NOT EXISTS (
1364 SELECT NULL FROM "initiative" WHERE "issue_id" = NEW."id"
1365 ) THEN
1366 --RAISE 'Cannot create issue without an initial initiative.' USING
1367 -- ERRCODE = 'integrity_constraint_violation',
1368 -- HINT = 'Create issue, initiative, and draft within the same transaction.';
1369 RAISE EXCEPTION 'Cannot create issue without an initial initiative.';
1370 END IF;
1371 RETURN NULL;
1372 END;
1373 $$;
1375 CREATE CONSTRAINT TRIGGER "issue_requires_first_initiative"
1376 AFTER INSERT OR UPDATE ON "issue" DEFERRABLE INITIALLY DEFERRED
1377 FOR EACH ROW EXECUTE PROCEDURE
1378 "issue_requires_first_initiative_trigger"();
1380 COMMENT ON FUNCTION "issue_requires_first_initiative_trigger"() IS 'Implementation of trigger "issue_requires_first_initiative" on table "issue"';
1381 COMMENT ON TRIGGER "issue_requires_first_initiative" ON "issue" IS 'Ensure that new issues have at least one initiative';
1384 CREATE FUNCTION "last_initiative_deletes_issue_trigger"()
1385 RETURNS TRIGGER
1386 LANGUAGE 'plpgsql' VOLATILE AS $$
1387 DECLARE
1388 "reference_lost" BOOLEAN;
1389 BEGIN
1390 IF TG_OP = 'DELETE' THEN
1391 "reference_lost" := TRUE;
1392 ELSE
1393 "reference_lost" := NEW."issue_id" != OLD."issue_id";
1394 END IF;
1395 IF
1396 "reference_lost" AND NOT EXISTS (
1397 SELECT NULL FROM "initiative" WHERE "issue_id" = OLD."issue_id"
1399 THEN
1400 DELETE FROM "issue" WHERE "id" = OLD."issue_id";
1401 END IF;
1402 RETURN NULL;
1403 END;
1404 $$;
1406 CREATE CONSTRAINT TRIGGER "last_initiative_deletes_issue"
1407 AFTER UPDATE OR DELETE ON "initiative" DEFERRABLE INITIALLY DEFERRED
1408 FOR EACH ROW EXECUTE PROCEDURE
1409 "last_initiative_deletes_issue_trigger"();
1411 COMMENT ON FUNCTION "last_initiative_deletes_issue_trigger"() IS 'Implementation of trigger "last_initiative_deletes_issue" on table "initiative"';
1412 COMMENT ON TRIGGER "last_initiative_deletes_issue" ON "initiative" IS 'Removing the last initiative of an issue deletes the issue';
1415 CREATE FUNCTION "initiative_requires_first_draft_trigger"()
1416 RETURNS TRIGGER
1417 LANGUAGE 'plpgsql' VOLATILE AS $$
1418 BEGIN
1419 IF NOT EXISTS (
1420 SELECT NULL FROM "draft" WHERE "initiative_id" = NEW."id"
1421 ) THEN
1422 --RAISE 'Cannot create initiative without an initial draft.' USING
1423 -- ERRCODE = 'integrity_constraint_violation',
1424 -- HINT = 'Create issue, initiative and draft within the same transaction.';
1425 RAISE EXCEPTION 'Cannot create initiative without an initial draft.';
1426 END IF;
1427 RETURN NULL;
1428 END;
1429 $$;
1431 CREATE CONSTRAINT TRIGGER "initiative_requires_first_draft"
1432 AFTER INSERT OR UPDATE ON "initiative" DEFERRABLE INITIALLY DEFERRED
1433 FOR EACH ROW EXECUTE PROCEDURE
1434 "initiative_requires_first_draft_trigger"();
1436 COMMENT ON FUNCTION "initiative_requires_first_draft_trigger"() IS 'Implementation of trigger "initiative_requires_first_draft" on table "initiative"';
1437 COMMENT ON TRIGGER "initiative_requires_first_draft" ON "initiative" IS 'Ensure that new initiatives have at least one draft';
1440 CREATE FUNCTION "last_draft_deletes_initiative_trigger"()
1441 RETURNS TRIGGER
1442 LANGUAGE 'plpgsql' VOLATILE AS $$
1443 DECLARE
1444 "reference_lost" BOOLEAN;
1445 BEGIN
1446 IF TG_OP = 'DELETE' THEN
1447 "reference_lost" := TRUE;
1448 ELSE
1449 "reference_lost" := NEW."initiative_id" != OLD."initiative_id";
1450 END IF;
1451 IF
1452 "reference_lost" AND NOT EXISTS (
1453 SELECT NULL FROM "draft" WHERE "initiative_id" = OLD."initiative_id"
1455 THEN
1456 DELETE FROM "initiative" WHERE "id" = OLD."initiative_id";
1457 END IF;
1458 RETURN NULL;
1459 END;
1460 $$;
1462 CREATE CONSTRAINT TRIGGER "last_draft_deletes_initiative"
1463 AFTER UPDATE OR DELETE ON "draft" DEFERRABLE INITIALLY DEFERRED
1464 FOR EACH ROW EXECUTE PROCEDURE
1465 "last_draft_deletes_initiative_trigger"();
1467 COMMENT ON FUNCTION "last_draft_deletes_initiative_trigger"() IS 'Implementation of trigger "last_draft_deletes_initiative" on table "draft"';
1468 COMMENT ON TRIGGER "last_draft_deletes_initiative" ON "draft" IS 'Removing the last draft of an initiative deletes the initiative';
1471 CREATE FUNCTION "suggestion_requires_first_opinion_trigger"()
1472 RETURNS TRIGGER
1473 LANGUAGE 'plpgsql' VOLATILE AS $$
1474 BEGIN
1475 IF NOT EXISTS (
1476 SELECT NULL FROM "opinion" WHERE "suggestion_id" = NEW."id"
1477 ) THEN
1478 RAISE EXCEPTION 'Cannot create a suggestion without an opinion.';
1479 END IF;
1480 RETURN NULL;
1481 END;
1482 $$;
1484 CREATE CONSTRAINT TRIGGER "suggestion_requires_first_opinion"
1485 AFTER INSERT OR UPDATE ON "suggestion" DEFERRABLE INITIALLY DEFERRED
1486 FOR EACH ROW EXECUTE PROCEDURE
1487 "suggestion_requires_first_opinion_trigger"();
1489 COMMENT ON FUNCTION "suggestion_requires_first_opinion_trigger"() IS 'Implementation of trigger "suggestion_requires_first_opinion" on table "suggestion"';
1490 COMMENT ON TRIGGER "suggestion_requires_first_opinion" ON "suggestion" IS 'Ensure that new suggestions have at least one opinion';
1493 CREATE FUNCTION "last_opinion_deletes_suggestion_trigger"()
1494 RETURNS TRIGGER
1495 LANGUAGE 'plpgsql' VOLATILE AS $$
1496 DECLARE
1497 "reference_lost" BOOLEAN;
1498 BEGIN
1499 IF TG_OP = 'DELETE' THEN
1500 "reference_lost" := TRUE;
1501 ELSE
1502 "reference_lost" := NEW."suggestion_id" != OLD."suggestion_id";
1503 END IF;
1504 IF
1505 "reference_lost" AND NOT EXISTS (
1506 SELECT NULL FROM "opinion" WHERE "suggestion_id" = OLD."suggestion_id"
1508 THEN
1509 DELETE FROM "suggestion" WHERE "id" = OLD."suggestion_id";
1510 END IF;
1511 RETURN NULL;
1512 END;
1513 $$;
1515 CREATE CONSTRAINT TRIGGER "last_opinion_deletes_suggestion"
1516 AFTER UPDATE OR DELETE ON "opinion" DEFERRABLE INITIALLY DEFERRED
1517 FOR EACH ROW EXECUTE PROCEDURE
1518 "last_opinion_deletes_suggestion_trigger"();
1520 COMMENT ON FUNCTION "last_opinion_deletes_suggestion_trigger"() IS 'Implementation of trigger "last_opinion_deletes_suggestion" on table "opinion"';
1521 COMMENT ON TRIGGER "last_opinion_deletes_suggestion" ON "opinion" IS 'Removing the last opinion of a suggestion deletes the suggestion';
1525 ---------------------------------------------------------------
1526 -- Ensure that votes are not modified when issues are frozen --
1527 ---------------------------------------------------------------
1529 -- NOTE: Frontends should ensure this anyway, but in case of programming
1530 -- errors the following triggers ensure data integrity.
1533 CREATE FUNCTION "forbid_changes_on_closed_issue_trigger"()
1534 RETURNS TRIGGER
1535 LANGUAGE 'plpgsql' VOLATILE AS $$
1536 DECLARE
1537 "issue_id_v" "issue"."id"%TYPE;
1538 "issue_row" "issue"%ROWTYPE;
1539 BEGIN
1540 IF TG_OP = 'DELETE' THEN
1541 "issue_id_v" := OLD."issue_id";
1542 ELSE
1543 "issue_id_v" := NEW."issue_id";
1544 END IF;
1545 SELECT INTO "issue_row" * FROM "issue"
1546 WHERE "id" = "issue_id_v" FOR SHARE;
1547 IF "issue_row"."closed" NOTNULL THEN
1548 RAISE EXCEPTION 'Tried to modify data belonging to a closed issue.';
1549 END IF;
1550 RETURN NULL;
1551 END;
1552 $$;
1554 CREATE TRIGGER "forbid_changes_on_closed_issue"
1555 AFTER INSERT OR UPDATE OR DELETE ON "direct_voter"
1556 FOR EACH ROW EXECUTE PROCEDURE
1557 "forbid_changes_on_closed_issue_trigger"();
1559 CREATE TRIGGER "forbid_changes_on_closed_issue"
1560 AFTER INSERT OR UPDATE OR DELETE ON "delegating_voter"
1561 FOR EACH ROW EXECUTE PROCEDURE
1562 "forbid_changes_on_closed_issue_trigger"();
1564 CREATE TRIGGER "forbid_changes_on_closed_issue"
1565 AFTER INSERT OR UPDATE OR DELETE ON "vote"
1566 FOR EACH ROW EXECUTE PROCEDURE
1567 "forbid_changes_on_closed_issue_trigger"();
1569 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"';
1570 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';
1571 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';
1572 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';
1576 --------------------------------------------------------------------
1577 -- Auto-retrieval of fields only needed for referential integrity --
1578 --------------------------------------------------------------------
1581 CREATE FUNCTION "autofill_issue_id_trigger"()
1582 RETURNS TRIGGER
1583 LANGUAGE 'plpgsql' VOLATILE AS $$
1584 BEGIN
1585 IF NEW."issue_id" ISNULL THEN
1586 SELECT "issue_id" INTO NEW."issue_id"
1587 FROM "initiative" WHERE "id" = NEW."initiative_id";
1588 END IF;
1589 RETURN NEW;
1590 END;
1591 $$;
1593 CREATE TRIGGER "autofill_issue_id" BEFORE INSERT ON "supporter"
1594 FOR EACH ROW EXECUTE PROCEDURE "autofill_issue_id_trigger"();
1596 CREATE TRIGGER "autofill_issue_id" BEFORE INSERT ON "vote"
1597 FOR EACH ROW EXECUTE PROCEDURE "autofill_issue_id_trigger"();
1599 COMMENT ON FUNCTION "autofill_issue_id_trigger"() IS 'Implementation of triggers "autofill_issue_id" on tables "supporter" and "vote"';
1600 COMMENT ON TRIGGER "autofill_issue_id" ON "supporter" IS 'Set "issue_id" field automatically, if NULL';
1601 COMMENT ON TRIGGER "autofill_issue_id" ON "vote" IS 'Set "issue_id" field automatically, if NULL';
1604 CREATE FUNCTION "autofill_initiative_id_trigger"()
1605 RETURNS TRIGGER
1606 LANGUAGE 'plpgsql' VOLATILE AS $$
1607 BEGIN
1608 IF NEW."initiative_id" ISNULL THEN
1609 SELECT "initiative_id" INTO NEW."initiative_id"
1610 FROM "suggestion" WHERE "id" = NEW."suggestion_id";
1611 END IF;
1612 RETURN NEW;
1613 END;
1614 $$;
1616 CREATE TRIGGER "autofill_initiative_id" BEFORE INSERT ON "opinion"
1617 FOR EACH ROW EXECUTE PROCEDURE "autofill_initiative_id_trigger"();
1619 COMMENT ON FUNCTION "autofill_initiative_id_trigger"() IS 'Implementation of trigger "autofill_initiative_id" on table "opinion"';
1620 COMMENT ON TRIGGER "autofill_initiative_id" ON "opinion" IS 'Set "initiative_id" field automatically, if NULL';
1624 -----------------------------------------------------
1625 -- Automatic calculation of certain default values --
1626 -----------------------------------------------------
1629 CREATE FUNCTION "copy_timings_trigger"()
1630 RETURNS TRIGGER
1631 LANGUAGE 'plpgsql' VOLATILE AS $$
1632 DECLARE
1633 "policy_row" "policy"%ROWTYPE;
1634 BEGIN
1635 SELECT * INTO "policy_row" FROM "policy"
1636 WHERE "id" = NEW."policy_id";
1637 IF NEW."admission_time" ISNULL THEN
1638 NEW."admission_time" := "policy_row"."admission_time";
1639 END IF;
1640 IF NEW."discussion_time" ISNULL THEN
1641 NEW."discussion_time" := "policy_row"."discussion_time";
1642 END IF;
1643 IF NEW."verification_time" ISNULL THEN
1644 NEW."verification_time" := "policy_row"."verification_time";
1645 END IF;
1646 IF NEW."voting_time" ISNULL THEN
1647 NEW."voting_time" := "policy_row"."voting_time";
1648 END IF;
1649 RETURN NEW;
1650 END;
1651 $$;
1653 CREATE TRIGGER "copy_timings" BEFORE INSERT OR UPDATE ON "issue"
1654 FOR EACH ROW EXECUTE PROCEDURE "copy_timings_trigger"();
1656 COMMENT ON FUNCTION "copy_timings_trigger"() IS 'Implementation of trigger "copy_timings" on table "issue"';
1657 COMMENT ON TRIGGER "copy_timings" ON "issue" IS 'If timing fields are NULL, copy values from policy.';
1660 CREATE FUNCTION "default_for_draft_id_trigger"()
1661 RETURNS TRIGGER
1662 LANGUAGE 'plpgsql' VOLATILE AS $$
1663 BEGIN
1664 IF NEW."draft_id" ISNULL THEN
1665 SELECT "id" INTO NEW."draft_id" FROM "current_draft"
1666 WHERE "initiative_id" = NEW."initiative_id";
1667 END IF;
1668 RETURN NEW;
1669 END;
1670 $$;
1672 CREATE TRIGGER "default_for_draft_id" BEFORE INSERT OR UPDATE ON "suggestion"
1673 FOR EACH ROW EXECUTE PROCEDURE "default_for_draft_id_trigger"();
1674 CREATE TRIGGER "default_for_draft_id" BEFORE INSERT OR UPDATE ON "supporter"
1675 FOR EACH ROW EXECUTE PROCEDURE "default_for_draft_id_trigger"();
1677 COMMENT ON FUNCTION "default_for_draft_id_trigger"() IS 'Implementation of trigger "default_for_draft" on tables "supporter" and "suggestion"';
1678 COMMENT ON TRIGGER "default_for_draft_id" ON "suggestion" IS 'If "draft_id" is NULL, then use the current draft of the initiative as default';
1679 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';
1683 ----------------------------------------
1684 -- Automatic creation of dependencies --
1685 ----------------------------------------
1688 CREATE FUNCTION "autocreate_interest_trigger"()
1689 RETURNS TRIGGER
1690 LANGUAGE 'plpgsql' VOLATILE AS $$
1691 BEGIN
1692 IF NOT EXISTS (
1693 SELECT NULL FROM "initiative" JOIN "interest"
1694 ON "initiative"."issue_id" = "interest"."issue_id"
1695 WHERE "initiative"."id" = NEW."initiative_id"
1696 AND "interest"."member_id" = NEW."member_id"
1697 ) THEN
1698 BEGIN
1699 INSERT INTO "interest" ("issue_id", "member_id")
1700 SELECT "issue_id", NEW."member_id"
1701 FROM "initiative" WHERE "id" = NEW."initiative_id";
1702 EXCEPTION WHEN unique_violation THEN END;
1703 END IF;
1704 RETURN NEW;
1705 END;
1706 $$;
1708 CREATE TRIGGER "autocreate_interest" BEFORE INSERT ON "supporter"
1709 FOR EACH ROW EXECUTE PROCEDURE "autocreate_interest_trigger"();
1711 COMMENT ON FUNCTION "autocreate_interest_trigger"() IS 'Implementation of trigger "autocreate_interest" on table "supporter"';
1712 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';
1715 CREATE FUNCTION "autocreate_supporter_trigger"()
1716 RETURNS TRIGGER
1717 LANGUAGE 'plpgsql' VOLATILE AS $$
1718 BEGIN
1719 IF NOT EXISTS (
1720 SELECT NULL FROM "suggestion" JOIN "supporter"
1721 ON "suggestion"."initiative_id" = "supporter"."initiative_id"
1722 WHERE "suggestion"."id" = NEW."suggestion_id"
1723 AND "supporter"."member_id" = NEW."member_id"
1724 ) THEN
1725 BEGIN
1726 INSERT INTO "supporter" ("initiative_id", "member_id")
1727 SELECT "initiative_id", NEW."member_id"
1728 FROM "suggestion" WHERE "id" = NEW."suggestion_id";
1729 EXCEPTION WHEN unique_violation THEN END;
1730 END IF;
1731 RETURN NEW;
1732 END;
1733 $$;
1735 CREATE TRIGGER "autocreate_supporter" BEFORE INSERT ON "opinion"
1736 FOR EACH ROW EXECUTE PROCEDURE "autocreate_supporter_trigger"();
1738 COMMENT ON FUNCTION "autocreate_supporter_trigger"() IS 'Implementation of trigger "autocreate_supporter" on table "opinion"';
1739 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.';
1743 ------------------------------------------
1744 -- Views and helper functions for views --
1745 ------------------------------------------
1748 CREATE VIEW "unit_delegation" AS
1749 SELECT
1750 "unit"."id" AS "unit_id",
1751 "delegation"."id",
1752 "delegation"."truster_id",
1753 "delegation"."trustee_id",
1754 "delegation"."scope"
1755 FROM "unit"
1756 JOIN "delegation"
1757 ON "delegation"."unit_id" = "unit"."id"
1758 JOIN "member"
1759 ON "delegation"."truster_id" = "member"."id"
1760 JOIN "privilege"
1761 ON "delegation"."unit_id" = "privilege"."unit_id"
1762 AND "delegation"."truster_id" = "privilege"."member_id"
1763 WHERE "member"."active" AND "privilege"."voting_right";
1765 COMMENT ON VIEW "unit_delegation" IS 'Unit delegations where trusters are active and have voting right';
1768 CREATE VIEW "area_delegation" AS
1769 SELECT DISTINCT ON ("area"."id", "delegation"."truster_id")
1770 "area"."id" AS "area_id",
1771 "delegation"."id",
1772 "delegation"."truster_id",
1773 "delegation"."trustee_id",
1774 "delegation"."scope"
1775 FROM "area"
1776 JOIN "delegation"
1777 ON "delegation"."unit_id" = "area"."unit_id"
1778 OR "delegation"."area_id" = "area"."id"
1779 JOIN "member"
1780 ON "delegation"."truster_id" = "member"."id"
1781 JOIN "privilege"
1782 ON "area"."unit_id" = "privilege"."unit_id"
1783 AND "delegation"."truster_id" = "privilege"."member_id"
1784 WHERE "member"."active" AND "privilege"."voting_right"
1785 ORDER BY
1786 "area"."id",
1787 "delegation"."truster_id",
1788 "delegation"."scope" DESC;
1790 COMMENT ON VIEW "area_delegation" IS 'Area delegations where trusters are active and have voting right';
1793 CREATE VIEW "issue_delegation" AS
1794 SELECT DISTINCT ON ("issue"."id", "delegation"."truster_id")
1795 "issue"."id" AS "issue_id",
1796 "delegation"."id",
1797 "delegation"."truster_id",
1798 "delegation"."trustee_id",
1799 "delegation"."scope"
1800 FROM "issue"
1801 JOIN "area"
1802 ON "area"."id" = "issue"."area_id"
1803 JOIN "delegation"
1804 ON "delegation"."unit_id" = "area"."unit_id"
1805 OR "delegation"."area_id" = "area"."id"
1806 OR "delegation"."issue_id" = "issue"."id"
1807 JOIN "member"
1808 ON "delegation"."truster_id" = "member"."id"
1809 JOIN "privilege"
1810 ON "area"."unit_id" = "privilege"."unit_id"
1811 AND "delegation"."truster_id" = "privilege"."member_id"
1812 WHERE "member"."active" AND "privilege"."voting_right"
1813 ORDER BY
1814 "issue"."id",
1815 "delegation"."truster_id",
1816 "delegation"."scope" DESC;
1818 COMMENT ON VIEW "issue_delegation" IS 'Issue delegations where trusters are active and have voting right';
1821 CREATE FUNCTION "membership_weight_with_skipping"
1822 ( "area_id_p" "area"."id"%TYPE,
1823 "member_id_p" "member"."id"%TYPE,
1824 "skip_member_ids_p" INT4[] ) -- "member"."id"%TYPE[]
1825 RETURNS INT4
1826 LANGUAGE 'plpgsql' STABLE AS $$
1827 DECLARE
1828 "sum_v" INT4;
1829 "delegation_row" "area_delegation"%ROWTYPE;
1830 BEGIN
1831 "sum_v" := 1;
1832 FOR "delegation_row" IN
1833 SELECT "area_delegation".*
1834 FROM "area_delegation" LEFT JOIN "membership"
1835 ON "membership"."area_id" = "area_id_p"
1836 AND "membership"."member_id" = "area_delegation"."truster_id"
1837 WHERE "area_delegation"."area_id" = "area_id_p"
1838 AND "area_delegation"."trustee_id" = "member_id_p"
1839 AND "membership"."member_id" ISNULL
1840 LOOP
1841 IF NOT
1842 "skip_member_ids_p" @> ARRAY["delegation_row"."truster_id"]
1843 THEN
1844 "sum_v" := "sum_v" + "membership_weight_with_skipping"(
1845 "area_id_p",
1846 "delegation_row"."truster_id",
1847 "skip_member_ids_p" || "delegation_row"."truster_id"
1848 );
1849 END IF;
1850 END LOOP;
1851 RETURN "sum_v";
1852 END;
1853 $$;
1855 COMMENT ON FUNCTION "membership_weight_with_skipping"
1856 ( "area"."id"%TYPE,
1857 "member"."id"%TYPE,
1858 INT4[] )
1859 IS 'Helper function for "membership_weight" function';
1862 CREATE FUNCTION "membership_weight"
1863 ( "area_id_p" "area"."id"%TYPE,
1864 "member_id_p" "member"."id"%TYPE ) -- "member"."id"%TYPE[]
1865 RETURNS INT4
1866 LANGUAGE 'plpgsql' STABLE AS $$
1867 BEGIN
1868 RETURN "membership_weight_with_skipping"(
1869 "area_id_p",
1870 "member_id_p",
1871 ARRAY["member_id_p"]
1872 );
1873 END;
1874 $$;
1876 COMMENT ON FUNCTION "membership_weight"
1877 ( "area"."id"%TYPE,
1878 "member"."id"%TYPE )
1879 IS 'Calculates the potential voting weight of a member in a given area';
1882 CREATE VIEW "member_count_view" AS
1883 SELECT count(1) AS "total_count" FROM "member" WHERE "active";
1885 COMMENT ON VIEW "member_count_view" IS 'View used to update "member_count" table';
1888 CREATE VIEW "unit_member_count" AS
1889 SELECT
1890 "unit"."id" AS "unit_id",
1891 count("member"."id") AS "member_count"
1892 FROM "unit"
1893 LEFT JOIN "privilege"
1894 ON "privilege"."unit_id" = "unit"."id"
1895 AND "privilege"."voting_right"
1896 LEFT JOIN "member"
1897 ON "member"."id" = "privilege"."member_id"
1898 AND "member"."active"
1899 GROUP BY "unit"."id";
1901 COMMENT ON VIEW "unit_member_count" IS 'View used to update "member_count" column of "unit" table';
1904 CREATE VIEW "area_member_count" AS
1905 SELECT
1906 "area"."id" AS "area_id",
1907 count("member"."id") AS "direct_member_count",
1908 coalesce(
1909 sum(
1910 CASE WHEN "member"."id" NOTNULL THEN
1911 "membership_weight"("area"."id", "member"."id")
1912 ELSE 0 END
1914 ) AS "member_weight"
1915 FROM "area"
1916 LEFT JOIN "membership"
1917 ON "area"."id" = "membership"."area_id"
1918 LEFT JOIN "privilege"
1919 ON "privilege"."unit_id" = "area"."unit_id"
1920 AND "privilege"."member_id" = "membership"."member_id"
1921 AND "privilege"."voting_right"
1922 LEFT JOIN "member"
1923 ON "member"."id" = "privilege"."member_id" -- NOTE: no membership here!
1924 AND "member"."active"
1925 GROUP BY "area"."id";
1927 COMMENT ON VIEW "area_member_count" IS 'View used to update "direct_member_count" and "member_weight" columns of table "area"';
1930 CREATE VIEW "opening_draft" AS
1931 SELECT "draft".* FROM (
1932 SELECT
1933 "initiative"."id" AS "initiative_id",
1934 min("draft"."id") AS "draft_id"
1935 FROM "initiative" JOIN "draft"
1936 ON "initiative"."id" = "draft"."initiative_id"
1937 GROUP BY "initiative"."id"
1938 ) AS "subquery"
1939 JOIN "draft" ON "subquery"."draft_id" = "draft"."id";
1941 COMMENT ON VIEW "opening_draft" IS 'First drafts of all initiatives';
1944 CREATE VIEW "current_draft" AS
1945 SELECT "draft".* FROM (
1946 SELECT
1947 "initiative"."id" AS "initiative_id",
1948 max("draft"."id") AS "draft_id"
1949 FROM "initiative" JOIN "draft"
1950 ON "initiative"."id" = "draft"."initiative_id"
1951 GROUP BY "initiative"."id"
1952 ) AS "subquery"
1953 JOIN "draft" ON "subquery"."draft_id" = "draft"."id";
1955 COMMENT ON VIEW "current_draft" IS 'All latest drafts for each initiative';
1958 CREATE VIEW "critical_opinion" AS
1959 SELECT * FROM "opinion"
1960 WHERE ("degree" = 2 AND "fulfilled" = FALSE)
1961 OR ("degree" = -2 AND "fulfilled" = TRUE);
1963 COMMENT ON VIEW "critical_opinion" IS 'Opinions currently causing dissatisfaction';
1966 CREATE VIEW "battle_participant" AS
1967 SELECT "initiative"."id", "initiative"."issue_id"
1968 FROM "issue" JOIN "initiative"
1969 ON "issue"."id" = "initiative"."issue_id"
1970 WHERE "initiative"."admitted"
1971 UNION ALL
1972 SELECT NULL, "id" AS "issue_id"
1973 FROM "issue";
1975 COMMENT ON VIEW "battle_participant" IS 'Helper view for "battle_view" containing admitted initiatives plus virtual "status-quo" initiative denoted by NULL reference';
1978 CREATE VIEW "battle_view" AS
1979 SELECT
1980 "issue"."id" AS "issue_id",
1981 "winning_initiative"."id" AS "winning_initiative_id",
1982 "losing_initiative"."id" AS "losing_initiative_id",
1983 sum(
1984 CASE WHEN
1985 coalesce("better_vote"."grade", 0) >
1986 coalesce("worse_vote"."grade", 0)
1987 THEN "direct_voter"."weight" ELSE 0 END
1988 ) AS "count"
1989 FROM "issue"
1990 LEFT JOIN "direct_voter"
1991 ON "issue"."id" = "direct_voter"."issue_id"
1992 JOIN "battle_participant" AS "winning_initiative"
1993 ON "issue"."id" = "winning_initiative"."issue_id"
1994 JOIN "battle_participant" AS "losing_initiative"
1995 ON "issue"."id" = "losing_initiative"."issue_id"
1996 LEFT JOIN "vote" AS "better_vote"
1997 ON "direct_voter"."member_id" = "better_vote"."member_id"
1998 AND "winning_initiative"."id" = "better_vote"."initiative_id"
1999 LEFT JOIN "vote" AS "worse_vote"
2000 ON "direct_voter"."member_id" = "worse_vote"."member_id"
2001 AND "losing_initiative"."id" = "worse_vote"."initiative_id"
2002 WHERE "issue"."closed" NOTNULL
2003 AND "issue"."cleaned" ISNULL
2004 AND (
2005 "winning_initiative"."id" != "losing_initiative"."id" OR
2006 ( ("winning_initiative"."id" NOTNULL AND "losing_initiative"."id" ISNULL) OR
2007 ("winning_initiative"."id" ISNULL AND "losing_initiative"."id" NOTNULL) ) )
2008 GROUP BY
2009 "issue"."id",
2010 "winning_initiative"."id",
2011 "losing_initiative"."id";
2013 COMMENT ON VIEW "battle_view" IS 'Number of members preferring one initiative (or status-quo) to another initiative (or status-quo); Used to fill "battle" table';
2016 CREATE VIEW "expired_session" AS
2017 SELECT * FROM "session" WHERE now() > "expiry";
2019 CREATE RULE "delete" AS ON DELETE TO "expired_session" DO INSTEAD
2020 DELETE FROM "session" WHERE "ident" = OLD."ident";
2022 COMMENT ON VIEW "expired_session" IS 'View containing all expired sessions where DELETE is possible';
2023 COMMENT ON RULE "delete" ON "expired_session" IS 'Rule allowing DELETE on rows in "expired_session" view, i.e. DELETE FROM "expired_session"';
2026 CREATE VIEW "open_issue" AS
2027 SELECT * FROM "issue" WHERE "closed" ISNULL;
2029 COMMENT ON VIEW "open_issue" IS 'All open issues';
2032 CREATE VIEW "issue_with_ranks_missing" AS
2033 SELECT * FROM "issue"
2034 WHERE "fully_frozen" NOTNULL
2035 AND "closed" NOTNULL
2036 AND "ranks_available" = FALSE;
2038 COMMENT ON VIEW "issue_with_ranks_missing" IS 'Issues where voting was finished, but no ranks have been calculated yet';
2041 CREATE VIEW "member_contingent" AS
2042 SELECT
2043 "member"."id" AS "member_id",
2044 "contingent"."time_frame",
2045 CASE WHEN "contingent"."text_entry_limit" NOTNULL THEN
2047 SELECT count(1) FROM "draft"
2048 WHERE "draft"."author_id" = "member"."id"
2049 AND "draft"."created" > now() - "contingent"."time_frame"
2050 ) + (
2051 SELECT count(1) FROM "suggestion"
2052 WHERE "suggestion"."author_id" = "member"."id"
2053 AND "suggestion"."created" > now() - "contingent"."time_frame"
2055 ELSE NULL END AS "text_entry_count",
2056 "contingent"."text_entry_limit",
2057 CASE WHEN "contingent"."initiative_limit" NOTNULL THEN (
2058 SELECT count(1) FROM "opening_draft"
2059 WHERE "opening_draft"."author_id" = "member"."id"
2060 AND "opening_draft"."created" > now() - "contingent"."time_frame"
2061 ) ELSE NULL END AS "initiative_count",
2062 "contingent"."initiative_limit"
2063 FROM "member" CROSS JOIN "contingent";
2065 COMMENT ON VIEW "member_contingent" IS 'Actual counts of text entries and initiatives are calculated per member for each limit in the "contingent" table.';
2067 COMMENT ON COLUMN "member_contingent"."text_entry_count" IS 'Only calculated when "text_entry_limit" is not null in the same row';
2068 COMMENT ON COLUMN "member_contingent"."initiative_count" IS 'Only calculated when "initiative_limit" is not null in the same row';
2071 CREATE VIEW "member_contingent_left" AS
2072 SELECT
2073 "member_id",
2074 max("text_entry_limit" - "text_entry_count") AS "text_entries_left",
2075 max("initiative_limit" - "initiative_count") AS "initiatives_left"
2076 FROM "member_contingent" GROUP BY "member_id";
2078 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.';
2081 CREATE VIEW "event_seen_by_member" AS
2082 SELECT
2083 "member"."id" AS "seen_by_member_id",
2084 CASE WHEN "event"."state" IN (
2085 'voting',
2086 'finished_without_winner',
2087 'finished_with_winner'
2088 ) THEN
2089 'voting'::"notify_level"
2090 ELSE
2091 CASE WHEN "event"."state" IN (
2092 'verification',
2093 'canceled_after_revocation_during_verification',
2094 'canceled_no_initiative_admitted'
2095 ) THEN
2096 'verification'::"notify_level"
2097 ELSE
2098 CASE WHEN "event"."state" IN (
2099 'discussion',
2100 'canceled_after_revocation_during_discussion'
2101 ) THEN
2102 'discussion'::"notify_level"
2103 ELSE
2104 'all'::"notify_level"
2105 END
2106 END
2107 END AS "notify_level",
2108 "event".*
2109 FROM "member" CROSS JOIN "event"
2110 LEFT JOIN "issue"
2111 ON "event"."issue_id" = "issue"."id"
2112 LEFT JOIN "membership"
2113 ON "member"."id" = "membership"."member_id"
2114 AND "issue"."area_id" = "membership"."area_id"
2115 LEFT JOIN "interest"
2116 ON "member"."id" = "interest"."member_id"
2117 AND "event"."issue_id" = "interest"."issue_id"
2118 LEFT JOIN "supporter"
2119 ON "member"."id" = "supporter"."member_id"
2120 AND "event"."initiative_id" = "supporter"."initiative_id"
2121 LEFT JOIN "ignored_member"
2122 ON "member"."id" = "ignored_member"."member_id"
2123 AND "event"."member_id" = "ignored_member"."other_member_id"
2124 LEFT JOIN "ignored_initiative"
2125 ON "member"."id" = "ignored_initiative"."member_id"
2126 AND "event"."initiative_id" = "ignored_initiative"."initiative_id"
2127 WHERE (
2128 "supporter"."member_id" NOTNULL OR
2129 "interest"."member_id" NOTNULL OR
2130 ( "membership"."member_id" NOTNULL AND
2131 "event"."event" IN (
2132 'issue_state_changed',
2133 'initiative_created_in_new_issue',
2134 'initiative_created_in_existing_issue',
2135 'initiative_revoked' ) ) )
2136 AND "ignored_member"."member_id" ISNULL
2137 AND "ignored_initiative"."member_id" ISNULL;
2139 COMMENT ON VIEW "event_seen_by_member" IS 'Events as seen by a member, depending on its memberships, interests and support, but ignoring members "notify_level"';
2142 CREATE VIEW "selected_event_seen_by_member" AS
2143 SELECT
2144 "member"."id" AS "seen_by_member_id",
2145 CASE WHEN "event"."state" IN (
2146 'voting',
2147 'finished_without_winner',
2148 'finished_with_winner'
2149 ) THEN
2150 'voting'::"notify_level"
2151 ELSE
2152 CASE WHEN "event"."state" IN (
2153 'verification',
2154 'canceled_after_revocation_during_verification',
2155 'canceled_no_initiative_admitted'
2156 ) THEN
2157 'verification'::"notify_level"
2158 ELSE
2159 CASE WHEN "event"."state" IN (
2160 'discussion',
2161 'canceled_after_revocation_during_discussion'
2162 ) THEN
2163 'discussion'::"notify_level"
2164 ELSE
2165 'all'::"notify_level"
2166 END
2167 END
2168 END AS "notify_level",
2169 "event".*
2170 FROM "member" CROSS JOIN "event"
2171 LEFT JOIN "issue"
2172 ON "event"."issue_id" = "issue"."id"
2173 LEFT JOIN "membership"
2174 ON "member"."id" = "membership"."member_id"
2175 AND "issue"."area_id" = "membership"."area_id"
2176 LEFT JOIN "interest"
2177 ON "member"."id" = "interest"."member_id"
2178 AND "event"."issue_id" = "interest"."issue_id"
2179 LEFT JOIN "supporter"
2180 ON "member"."id" = "supporter"."member_id"
2181 AND "event"."initiative_id" = "supporter"."initiative_id"
2182 LEFT JOIN "ignored_member"
2183 ON "member"."id" = "ignored_member"."member_id"
2184 AND "event"."member_id" = "ignored_member"."other_member_id"
2185 LEFT JOIN "ignored_initiative"
2186 ON "member"."id" = "ignored_initiative"."member_id"
2187 AND "event"."initiative_id" = "ignored_initiative"."initiative_id"
2188 WHERE (
2189 ( "member"."notify_level" >= 'all' ) OR
2190 ( "member"."notify_level" >= 'voting' AND
2191 "event"."state" IN (
2192 'voting',
2193 'finished_without_winner',
2194 'finished_with_winner' ) ) OR
2195 ( "member"."notify_level" >= 'verification' AND
2196 "event"."state" IN (
2197 'verification',
2198 'canceled_after_revocation_during_verification',
2199 'canceled_no_initiative_admitted' ) ) OR
2200 ( "member"."notify_level" >= 'discussion' AND
2201 "event"."state" IN (
2202 'discussion',
2203 'canceled_after_revocation_during_discussion' ) ) )
2204 AND (
2205 "supporter"."member_id" NOTNULL OR
2206 "interest"."member_id" NOTNULL OR
2207 ( "membership"."member_id" NOTNULL AND
2208 "event"."event" IN (
2209 'issue_state_changed',
2210 'initiative_created_in_new_issue',
2211 'initiative_created_in_existing_issue',
2212 'initiative_revoked' ) ) )
2213 AND "ignored_member"."member_id" ISNULL
2214 AND "ignored_initiative"."member_id" ISNULL;
2216 COMMENT ON VIEW "selected_event_seen_by_member" IS 'Events as seen by a member, depending on its memberships, interests, support and members "notify_level"';
2219 CREATE TYPE "timeline_event" AS ENUM (
2220 'issue_created',
2221 'issue_canceled',
2222 'issue_accepted',
2223 'issue_half_frozen',
2224 'issue_finished_without_voting',
2225 'issue_voting_started',
2226 'issue_finished_after_voting',
2227 'initiative_created',
2228 'initiative_revoked',
2229 'draft_created',
2230 'suggestion_created');
2232 COMMENT ON TYPE "timeline_event" IS 'Types of event in timeline tables (DEPRECATED)';
2235 CREATE VIEW "timeline_issue" AS
2236 SELECT
2237 "created" AS "occurrence",
2238 'issue_created'::"timeline_event" AS "event",
2239 "id" AS "issue_id"
2240 FROM "issue"
2241 UNION ALL
2242 SELECT
2243 "closed" AS "occurrence",
2244 'issue_canceled'::"timeline_event" AS "event",
2245 "id" AS "issue_id"
2246 FROM "issue" WHERE "closed" NOTNULL AND "fully_frozen" ISNULL
2247 UNION ALL
2248 SELECT
2249 "accepted" AS "occurrence",
2250 'issue_accepted'::"timeline_event" AS "event",
2251 "id" AS "issue_id"
2252 FROM "issue" WHERE "accepted" NOTNULL
2253 UNION ALL
2254 SELECT
2255 "half_frozen" AS "occurrence",
2256 'issue_half_frozen'::"timeline_event" AS "event",
2257 "id" AS "issue_id"
2258 FROM "issue" WHERE "half_frozen" NOTNULL
2259 UNION ALL
2260 SELECT
2261 "fully_frozen" AS "occurrence",
2262 'issue_voting_started'::"timeline_event" AS "event",
2263 "id" AS "issue_id"
2264 FROM "issue"
2265 WHERE "fully_frozen" NOTNULL
2266 AND ("closed" ISNULL OR "closed" != "fully_frozen")
2267 UNION ALL
2268 SELECT
2269 "closed" AS "occurrence",
2270 CASE WHEN "fully_frozen" = "closed" THEN
2271 'issue_finished_without_voting'::"timeline_event"
2272 ELSE
2273 'issue_finished_after_voting'::"timeline_event"
2274 END AS "event",
2275 "id" AS "issue_id"
2276 FROM "issue" WHERE "closed" NOTNULL AND "fully_frozen" NOTNULL;
2278 COMMENT ON VIEW "timeline_issue" IS 'Helper view for "timeline" view (DEPRECATED)';
2281 CREATE VIEW "timeline_initiative" AS
2282 SELECT
2283 "created" AS "occurrence",
2284 'initiative_created'::"timeline_event" AS "event",
2285 "id" AS "initiative_id"
2286 FROM "initiative"
2287 UNION ALL
2288 SELECT
2289 "revoked" AS "occurrence",
2290 'initiative_revoked'::"timeline_event" AS "event",
2291 "id" AS "initiative_id"
2292 FROM "initiative" WHERE "revoked" NOTNULL;
2294 COMMENT ON VIEW "timeline_initiative" IS 'Helper view for "timeline" view (DEPRECATED)';
2297 CREATE VIEW "timeline_draft" AS
2298 SELECT
2299 "created" AS "occurrence",
2300 'draft_created'::"timeline_event" AS "event",
2301 "id" AS "draft_id"
2302 FROM "draft";
2304 COMMENT ON VIEW "timeline_draft" IS 'Helper view for "timeline" view (DEPRECATED)';
2307 CREATE VIEW "timeline_suggestion" AS
2308 SELECT
2309 "created" AS "occurrence",
2310 'suggestion_created'::"timeline_event" AS "event",
2311 "id" AS "suggestion_id"
2312 FROM "suggestion";
2314 COMMENT ON VIEW "timeline_suggestion" IS 'Helper view for "timeline" view (DEPRECATED)';
2317 CREATE VIEW "timeline" AS
2318 SELECT
2319 "occurrence",
2320 "event",
2321 "issue_id",
2322 NULL AS "initiative_id",
2323 NULL::INT8 AS "draft_id", -- TODO: Why do we need a type-cast here? Is this due to 32 bit architecture?
2324 NULL::INT8 AS "suggestion_id"
2325 FROM "timeline_issue"
2326 UNION ALL
2327 SELECT
2328 "occurrence",
2329 "event",
2330 NULL AS "issue_id",
2331 "initiative_id",
2332 NULL AS "draft_id",
2333 NULL AS "suggestion_id"
2334 FROM "timeline_initiative"
2335 UNION ALL
2336 SELECT
2337 "occurrence",
2338 "event",
2339 NULL AS "issue_id",
2340 NULL AS "initiative_id",
2341 "draft_id",
2342 NULL AS "suggestion_id"
2343 FROM "timeline_draft"
2344 UNION ALL
2345 SELECT
2346 "occurrence",
2347 "event",
2348 NULL AS "issue_id",
2349 NULL AS "initiative_id",
2350 NULL AS "draft_id",
2351 "suggestion_id"
2352 FROM "timeline_suggestion";
2354 COMMENT ON VIEW "timeline" IS 'Aggregation of different events in the system (DEPRECATED)';
2358 ------------------------------------------------------
2359 -- Row set returning function for delegation chains --
2360 ------------------------------------------------------
2363 CREATE TYPE "delegation_chain_loop_tag" AS ENUM
2364 ('first', 'intermediate', 'last', 'repetition');
2366 COMMENT ON TYPE "delegation_chain_loop_tag" IS 'Type for loop tags in "delegation_chain_row" type';
2369 CREATE TYPE "delegation_chain_row" AS (
2370 "index" INT4,
2371 "member_id" INT4,
2372 "member_valid" BOOLEAN,
2373 "participation" BOOLEAN,
2374 "overridden" BOOLEAN,
2375 "scope_in" "delegation_scope",
2376 "scope_out" "delegation_scope",
2377 "disabled_out" BOOLEAN,
2378 "loop" "delegation_chain_loop_tag" );
2380 COMMENT ON TYPE "delegation_chain_row" IS 'Type of rows returned by "delegation_chain" function';
2382 COMMENT ON COLUMN "delegation_chain_row"."index" IS 'Index starting with 0 and counting up';
2383 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';
2384 COMMENT ON COLUMN "delegation_chain_row"."overridden" IS 'True, if an entry with lower index has "participation" set to true';
2385 COMMENT ON COLUMN "delegation_chain_row"."scope_in" IS 'Scope of used incoming delegation';
2386 COMMENT ON COLUMN "delegation_chain_row"."scope_out" IS 'Scope of used outgoing delegation';
2387 COMMENT ON COLUMN "delegation_chain_row"."disabled_out" IS 'Outgoing delegation is explicitly disabled by a delegation with trustee_id set to NULL';
2388 COMMENT ON COLUMN "delegation_chain_row"."loop" IS 'Not null, if member is part of a loop, see "delegation_chain_loop_tag" type';
2391 CREATE FUNCTION "delegation_chain_for_closed_issue"
2392 ( "member_id_p" "member"."id"%TYPE,
2393 "issue_id_p" "issue"."id"%TYPE )
2394 RETURNS SETOF "delegation_chain_row"
2395 LANGUAGE 'plpgsql' STABLE AS $$
2396 DECLARE
2397 "output_row" "delegation_chain_row";
2398 "direct_voter_row" "direct_voter"%ROWTYPE;
2399 "delegating_voter_row" "delegating_voter"%ROWTYPE;
2400 BEGIN
2401 "output_row"."index" := 0;
2402 "output_row"."member_id" := "member_id_p";
2403 "output_row"."member_valid" := TRUE;
2404 "output_row"."participation" := FALSE;
2405 "output_row"."overridden" := FALSE;
2406 "output_row"."disabled_out" := FALSE;
2407 LOOP
2408 SELECT INTO "direct_voter_row" * FROM "direct_voter"
2409 WHERE "issue_id" = "issue_id_p"
2410 AND "member_id" = "output_row"."member_id";
2411 IF "direct_voter_row"."member_id" NOTNULL THEN
2412 "output_row"."participation" := TRUE;
2413 "output_row"."scope_out" := NULL;
2414 "output_row"."disabled_out" := NULL;
2415 RETURN NEXT "output_row";
2416 RETURN;
2417 END IF;
2418 SELECT INTO "delegating_voter_row" * FROM "delegating_voter"
2419 WHERE "issue_id" = "issue_id_p"
2420 AND "member_id" = "output_row"."member_id";
2421 IF "delegating_voter_row"."member_id" ISNULL THEN
2422 RETURN;
2423 END IF;
2424 "output_row"."scope_out" := "delegating_voter_row"."scope";
2425 RETURN NEXT "output_row";
2426 "output_row"."member_id" := "delegating_voter_row"."delegate_member_ids"[1];
2427 "output_row"."scope_in" := "output_row"."scope_out";
2428 END LOOP;
2429 END;
2430 $$;
2432 COMMENT ON FUNCTION "delegation_chain_for_closed_issue"
2433 ( "member"."id"%TYPE,
2434 "member"."id"%TYPE )
2435 IS 'Helper function for "delegation_chain" function, handling the special case of closed issues after voting';
2438 CREATE FUNCTION "delegation_chain"
2439 ( "member_id_p" "member"."id"%TYPE,
2440 "unit_id_p" "unit"."id"%TYPE,
2441 "area_id_p" "area"."id"%TYPE,
2442 "issue_id_p" "issue"."id"%TYPE,
2443 "simulate_trustee_id_p" "member"."id"%TYPE DEFAULT NULL,
2444 "simulate_default_p" BOOLEAN DEFAULT FALSE )
2445 RETURNS SETOF "delegation_chain_row"
2446 LANGUAGE 'plpgsql' STABLE AS $$
2447 DECLARE
2448 "scope_v" "delegation_scope";
2449 "unit_id_v" "unit"."id"%TYPE;
2450 "area_id_v" "area"."id"%TYPE;
2451 "issue_row" "issue"%ROWTYPE;
2452 "visited_member_ids" INT4[]; -- "member"."id"%TYPE[]
2453 "loop_member_id_v" "member"."id"%TYPE;
2454 "output_row" "delegation_chain_row";
2455 "output_rows" "delegation_chain_row"[];
2456 "simulate_v" BOOLEAN;
2457 "simulate_here_v" BOOLEAN;
2458 "delegation_row" "delegation"%ROWTYPE;
2459 "row_count" INT4;
2460 "i" INT4;
2461 "loop_v" BOOLEAN;
2462 BEGIN
2463 IF "simulate_trustee_id_p" NOTNULL AND "simulate_default_p" THEN
2464 RAISE EXCEPTION 'Both "simulate_trustee_id_p" is set, and "simulate_default_p" is true';
2465 END IF;
2466 IF "simulate_trustee_id_p" NOTNULL OR "simulate_default_p" THEN
2467 "simulate_v" := TRUE;
2468 ELSE
2469 "simulate_v" := FALSE;
2470 END IF;
2471 IF
2472 "unit_id_p" NOTNULL AND
2473 "area_id_p" ISNULL AND
2474 "issue_id_p" ISNULL
2475 THEN
2476 "scope_v" := 'unit';
2477 "unit_id_v" := "unit_id_p";
2478 ELSIF
2479 "unit_id_p" ISNULL AND
2480 "area_id_p" NOTNULL AND
2481 "issue_id_p" ISNULL
2482 THEN
2483 "scope_v" := 'area';
2484 "area_id_v" := "area_id_p";
2485 SELECT "unit_id" INTO "unit_id_v"
2486 FROM "area" WHERE "id" = "area_id_v";
2487 ELSIF
2488 "unit_id_p" ISNULL AND
2489 "area_id_p" ISNULL AND
2490 "issue_id_p" NOTNULL
2491 THEN
2492 SELECT INTO "issue_row" * FROM "issue" WHERE "id" = "issue_id_p";
2493 IF "issue_row"."id" ISNULL THEN
2494 RETURN;
2495 END IF;
2496 IF "issue_row"."closed" NOTNULL THEN
2497 IF "simulate_v" THEN
2498 RAISE EXCEPTION 'Tried to simulate delegation chain for closed issue.';
2499 END IF;
2500 FOR "output_row" IN
2501 SELECT * FROM
2502 "delegation_chain_for_closed_issue"("member_id_p", "issue_id_p")
2503 LOOP
2504 RETURN NEXT "output_row";
2505 END LOOP;
2506 RETURN;
2507 END IF;
2508 "scope_v" := 'issue';
2509 SELECT "area_id" INTO "area_id_v"
2510 FROM "issue" WHERE "id" = "issue_id_p";
2511 SELECT "unit_id" INTO "unit_id_v"
2512 FROM "area" WHERE "id" = "area_id_v";
2513 ELSE
2514 RAISE EXCEPTION 'Exactly one of unit_id_p, area_id_p, or issue_id_p must be NOTNULL.';
2515 END IF;
2516 "visited_member_ids" := '{}';
2517 "loop_member_id_v" := NULL;
2518 "output_rows" := '{}';
2519 "output_row"."index" := 0;
2520 "output_row"."member_id" := "member_id_p";
2521 "output_row"."member_valid" := TRUE;
2522 "output_row"."participation" := FALSE;
2523 "output_row"."overridden" := FALSE;
2524 "output_row"."disabled_out" := FALSE;
2525 "output_row"."scope_out" := NULL;
2526 LOOP
2527 IF "visited_member_ids" @> ARRAY["output_row"."member_id"] THEN
2528 "loop_member_id_v" := "output_row"."member_id";
2529 ELSE
2530 "visited_member_ids" :=
2531 "visited_member_ids" || "output_row"."member_id";
2532 END IF;
2533 IF "output_row"."participation" ISNULL THEN
2534 "output_row"."overridden" := NULL;
2535 ELSIF "output_row"."participation" THEN
2536 "output_row"."overridden" := TRUE;
2537 END IF;
2538 "output_row"."scope_in" := "output_row"."scope_out";
2539 "output_row"."member_valid" := EXISTS (
2540 SELECT NULL FROM "member" JOIN "privilege"
2541 ON "privilege"."member_id" = "member"."id"
2542 AND "privilege"."unit_id" = "unit_id_v"
2543 WHERE "id" = "output_row"."member_id"
2544 AND "member"."active" AND "privilege"."voting_right"
2545 );
2546 "simulate_here_v" := (
2547 "simulate_v" AND
2548 "output_row"."member_id" = "member_id_p"
2549 );
2550 "delegation_row" := ROW(NULL);
2551 IF "output_row"."member_valid" OR "simulate_here_v" THEN
2552 IF "scope_v" = 'unit' THEN
2553 IF NOT "simulate_here_v" THEN
2554 SELECT * INTO "delegation_row" FROM "delegation"
2555 WHERE "truster_id" = "output_row"."member_id"
2556 AND "unit_id" = "unit_id_v";
2557 END IF;
2558 ELSIF "scope_v" = 'area' THEN
2559 "output_row"."participation" := EXISTS (
2560 SELECT NULL FROM "membership"
2561 WHERE "area_id" = "area_id_p"
2562 AND "member_id" = "output_row"."member_id"
2563 );
2564 IF "simulate_here_v" THEN
2565 IF "simulate_trustee_id_p" ISNULL THEN
2566 SELECT * INTO "delegation_row" FROM "delegation"
2567 WHERE "truster_id" = "output_row"."member_id"
2568 AND "unit_id" = "unit_id_v";
2569 END IF;
2570 ELSE
2571 SELECT * INTO "delegation_row" FROM "delegation"
2572 WHERE "truster_id" = "output_row"."member_id"
2573 AND (
2574 "unit_id" = "unit_id_v" OR
2575 "area_id" = "area_id_v"
2577 ORDER BY "scope" DESC;
2578 END IF;
2579 ELSIF "scope_v" = 'issue' THEN
2580 IF "issue_row"."fully_frozen" ISNULL THEN
2581 "output_row"."participation" := EXISTS (
2582 SELECT NULL FROM "interest"
2583 WHERE "issue_id" = "issue_id_p"
2584 AND "member_id" = "output_row"."member_id"
2585 );
2586 ELSE
2587 IF "output_row"."member_id" = "member_id_p" THEN
2588 "output_row"."participation" := EXISTS (
2589 SELECT NULL FROM "direct_voter"
2590 WHERE "issue_id" = "issue_id_p"
2591 AND "member_id" = "output_row"."member_id"
2592 );
2593 ELSE
2594 "output_row"."participation" := NULL;
2595 END IF;
2596 END IF;
2597 IF "simulate_here_v" THEN
2598 IF "simulate_trustee_id_p" ISNULL THEN
2599 SELECT * INTO "delegation_row" FROM "delegation"
2600 WHERE "truster_id" = "output_row"."member_id"
2601 AND (
2602 "unit_id" = "unit_id_v" OR
2603 "area_id" = "area_id_v"
2605 ORDER BY "scope" DESC;
2606 END IF;
2607 ELSE
2608 SELECT * INTO "delegation_row" FROM "delegation"
2609 WHERE "truster_id" = "output_row"."member_id"
2610 AND (
2611 "unit_id" = "unit_id_v" OR
2612 "area_id" = "area_id_v" OR
2613 "issue_id" = "issue_id_p"
2615 ORDER BY "scope" DESC;
2616 END IF;
2617 END IF;
2618 ELSE
2619 "output_row"."participation" := FALSE;
2620 END IF;
2621 IF "simulate_here_v" AND "simulate_trustee_id_p" NOTNULL THEN
2622 "output_row"."scope_out" := "scope_v";
2623 "output_rows" := "output_rows" || "output_row";
2624 "output_row"."member_id" := "simulate_trustee_id_p";
2625 ELSIF "delegation_row"."trustee_id" NOTNULL THEN
2626 "output_row"."scope_out" := "delegation_row"."scope";
2627 "output_rows" := "output_rows" || "output_row";
2628 "output_row"."member_id" := "delegation_row"."trustee_id";
2629 ELSIF "delegation_row"."scope" NOTNULL THEN
2630 "output_row"."scope_out" := "delegation_row"."scope";
2631 "output_row"."disabled_out" := TRUE;
2632 "output_rows" := "output_rows" || "output_row";
2633 EXIT;
2634 ELSE
2635 "output_row"."scope_out" := NULL;
2636 "output_rows" := "output_rows" || "output_row";
2637 EXIT;
2638 END IF;
2639 EXIT WHEN "loop_member_id_v" NOTNULL;
2640 "output_row"."index" := "output_row"."index" + 1;
2641 END LOOP;
2642 "row_count" := array_upper("output_rows", 1);
2643 "i" := 1;
2644 "loop_v" := FALSE;
2645 LOOP
2646 "output_row" := "output_rows"["i"];
2647 EXIT WHEN "output_row" ISNULL; -- NOTE: ISNULL and NOT ... NOTNULL produce different results!
2648 IF "loop_v" THEN
2649 IF "i" + 1 = "row_count" THEN
2650 "output_row"."loop" := 'last';
2651 ELSIF "i" = "row_count" THEN
2652 "output_row"."loop" := 'repetition';
2653 ELSE
2654 "output_row"."loop" := 'intermediate';
2655 END IF;
2656 ELSIF "output_row"."member_id" = "loop_member_id_v" THEN
2657 "output_row"."loop" := 'first';
2658 "loop_v" := TRUE;
2659 END IF;
2660 IF "scope_v" = 'unit' THEN
2661 "output_row"."participation" := NULL;
2662 END IF;
2663 RETURN NEXT "output_row";
2664 "i" := "i" + 1;
2665 END LOOP;
2666 RETURN;
2667 END;
2668 $$;
2670 COMMENT ON FUNCTION "delegation_chain"
2671 ( "member"."id"%TYPE,
2672 "unit"."id"%TYPE,
2673 "area"."id"%TYPE,
2674 "issue"."id"%TYPE,
2675 "member"."id"%TYPE,
2676 BOOLEAN )
2677 IS 'Shows a delegation chain for unit, area, or issue; See "delegation_chain_row" type for more information';
2681 ---------------------------------------------------------
2682 -- Single row returning function for delegation chains --
2683 ---------------------------------------------------------
2686 CREATE TYPE "delegation_info_loop_type" AS ENUM
2687 ('own', 'first', 'first_ellipsis', 'other', 'other_ellipsis');
2689 COMMENT ON TYPE "delegation_info_loop_type" IS 'Type of "delegation_loop" in "delegation_info_type"; ''own'' means loop to self, ''first'' means loop to first trustee, ''first_ellipsis'' means loop to ellipsis after first trustee, ''other'' means loop to other trustee, ''other_ellipsis'' means loop to ellipsis after other trustee''';
2692 CREATE TYPE "delegation_info_type" AS (
2693 "own_participation" BOOLEAN,
2694 "own_delegation_scope" "delegation_scope",
2695 "first_trustee_id" INT4,
2696 "first_trustee_participation" BOOLEAN,
2697 "first_trustee_ellipsis" BOOLEAN,
2698 "other_trustee_id" INT4,
2699 "other_trustee_participation" BOOLEAN,
2700 "other_trustee_ellipsis" BOOLEAN,
2701 "delegation_loop" "delegation_info_loop_type",
2702 "participating_member_id" INT4 );
2704 COMMENT ON TYPE "delegation_info_type" IS 'Type of result returned by "delegation_info" function; For meaning of "participation" check comment on "delegation_chain_row" type';
2706 COMMENT ON COLUMN "delegation_info_type"."own_participation" IS 'Member is directly participating';
2707 COMMENT ON COLUMN "delegation_info_type"."own_delegation_scope" IS 'Delegation scope of member';
2708 COMMENT ON COLUMN "delegation_info_type"."first_trustee_id" IS 'Direct trustee of member';
2709 COMMENT ON COLUMN "delegation_info_type"."first_trustee_participation" IS 'Direct trustee of member is participating';
2710 COMMENT ON COLUMN "delegation_info_type"."first_trustee_ellipsis" IS 'Ellipsis in delegation chain after "first_trustee"';
2711 COMMENT ON COLUMN "delegation_info_type"."other_trustee_id" IS 'Another relevant trustee (due to participation)';
2712 COMMENT ON COLUMN "delegation_info_type"."other_trustee_participation" IS 'Another trustee is participating (redundant field: if "other_trustee_id" is set, then "other_trustee_participation" is always TRUE, else "other_trustee_participation" is NULL)';
2713 COMMENT ON COLUMN "delegation_info_type"."other_trustee_ellipsis" IS 'Ellipsis in delegation chain after "other_trustee"';
2714 COMMENT ON COLUMN "delegation_info_type"."delegation_loop" IS 'Non-NULL value, if delegation chain contains a circle; See comment on "delegation_info_loop_type" for details';
2715 COMMENT ON COLUMN "delegation_info_type"."participating_member_id" IS 'First participating member in delegation chain';
2718 CREATE FUNCTION "delegation_info"
2719 ( "member_id_p" "member"."id"%TYPE,
2720 "unit_id_p" "unit"."id"%TYPE,
2721 "area_id_p" "area"."id"%TYPE,
2722 "issue_id_p" "issue"."id"%TYPE,
2723 "simulate_trustee_id_p" "member"."id"%TYPE DEFAULT NULL,
2724 "simulate_default_p" BOOLEAN DEFAULT FALSE )
2725 RETURNS "delegation_info_type"
2726 LANGUAGE 'plpgsql' STABLE AS $$
2727 DECLARE
2728 "current_row" "delegation_chain_row";
2729 "result" "delegation_info_type";
2730 BEGIN
2731 "result"."own_participation" := FALSE;
2732 FOR "current_row" IN
2733 SELECT * FROM "delegation_chain"(
2734 "member_id_p",
2735 "unit_id_p", "area_id_p", "issue_id_p",
2736 "simulate_trustee_id_p", "simulate_default_p")
2737 LOOP
2738 IF
2739 "result"."participating_member_id" ISNULL AND
2740 "current_row"."participation"
2741 THEN
2742 "result"."participating_member_id" := "current_row"."member_id";
2743 END IF;
2744 IF "current_row"."member_id" = "member_id_p" THEN
2745 "result"."own_participation" := "current_row"."participation";
2746 "result"."own_delegation_scope" := "current_row"."scope_out";
2747 IF "current_row"."loop" = 'first' THEN
2748 "result"."delegation_loop" := 'own';
2749 END IF;
2750 ELSIF
2751 "current_row"."member_valid" AND
2752 ( "current_row"."loop" ISNULL OR
2753 "current_row"."loop" != 'repetition' )
2754 THEN
2755 IF "result"."first_trustee_id" ISNULL THEN
2756 "result"."first_trustee_id" := "current_row"."member_id";
2757 "result"."first_trustee_participation" := "current_row"."participation";
2758 "result"."first_trustee_ellipsis" := FALSE;
2759 IF "current_row"."loop" = 'first' THEN
2760 "result"."delegation_loop" := 'first';
2761 END IF;
2762 ELSIF "result"."other_trustee_id" ISNULL THEN
2763 IF "current_row"."participation" AND NOT "current_row"."overridden" THEN
2764 "result"."other_trustee_id" := "current_row"."member_id";
2765 "result"."other_trustee_participation" := TRUE;
2766 "result"."other_trustee_ellipsis" := FALSE;
2767 IF "current_row"."loop" = 'first' THEN
2768 "result"."delegation_loop" := 'other';
2769 END IF;
2770 ELSE
2771 "result"."first_trustee_ellipsis" := TRUE;
2772 IF "current_row"."loop" = 'first' THEN
2773 "result"."delegation_loop" := 'first_ellipsis';
2774 END IF;
2775 END IF;
2776 ELSE
2777 "result"."other_trustee_ellipsis" := TRUE;
2778 IF "current_row"."loop" = 'first' THEN
2779 "result"."delegation_loop" := 'other_ellipsis';
2780 END IF;
2781 END IF;
2782 END IF;
2783 END LOOP;
2784 RETURN "result";
2785 END;
2786 $$;
2788 COMMENT ON FUNCTION "delegation_info"
2789 ( "member"."id"%TYPE,
2790 "unit"."id"%TYPE,
2791 "area"."id"%TYPE,
2792 "issue"."id"%TYPE,
2793 "member"."id"%TYPE,
2794 BOOLEAN )
2795 IS 'Notable information about a delegation chain for unit, area, or issue; See "delegation_info_type" for more information';
2799 ------------------------------
2800 -- Comparison by vote count --
2801 ------------------------------
2803 CREATE FUNCTION "vote_ratio"
2804 ( "positive_votes_p" "initiative"."positive_votes"%TYPE,
2805 "negative_votes_p" "initiative"."negative_votes"%TYPE )
2806 RETURNS FLOAT8
2807 LANGUAGE 'plpgsql' STABLE AS $$
2808 BEGIN
2809 IF "positive_votes_p" > 0 AND "negative_votes_p" > 0 THEN
2810 RETURN
2811 "positive_votes_p"::FLOAT8 /
2812 ("positive_votes_p" + "negative_votes_p")::FLOAT8;
2813 ELSIF "positive_votes_p" > 0 THEN
2814 RETURN "positive_votes_p";
2815 ELSIF "negative_votes_p" > 0 THEN
2816 RETURN 1 - "negative_votes_p";
2817 ELSE
2818 RETURN 0.5;
2819 END IF;
2820 END;
2821 $$;
2823 COMMENT ON FUNCTION "vote_ratio"
2824 ( "initiative"."positive_votes"%TYPE,
2825 "initiative"."negative_votes"%TYPE )
2826 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.';
2830 ------------------------------------------------
2831 -- Locking for snapshots and voting procedure --
2832 ------------------------------------------------
2835 CREATE FUNCTION "share_row_lock_issue_trigger"()
2836 RETURNS TRIGGER
2837 LANGUAGE 'plpgsql' VOLATILE AS $$
2838 BEGIN
2839 IF TG_OP = 'UPDATE' OR TG_OP = 'DELETE' THEN
2840 PERFORM NULL FROM "issue" WHERE "id" = OLD."issue_id" FOR SHARE;
2841 END IF;
2842 IF TG_OP = 'INSERT' OR TG_OP = 'UPDATE' THEN
2843 PERFORM NULL FROM "issue" WHERE "id" = NEW."issue_id" FOR SHARE;
2844 RETURN NEW;
2845 ELSE
2846 RETURN OLD;
2847 END IF;
2848 END;
2849 $$;
2851 COMMENT ON FUNCTION "share_row_lock_issue_trigger"() IS 'Implementation of triggers "share_row_lock_issue" on multiple tables';
2854 CREATE FUNCTION "share_row_lock_issue_via_initiative_trigger"()
2855 RETURNS TRIGGER
2856 LANGUAGE 'plpgsql' VOLATILE AS $$
2857 BEGIN
2858 IF TG_OP = 'UPDATE' OR TG_OP = 'DELETE' THEN
2859 PERFORM NULL FROM "issue"
2860 JOIN "initiative" ON "issue"."id" = "initiative"."issue_id"
2861 WHERE "initiative"."id" = OLD."initiative_id"
2862 FOR SHARE OF "issue";
2863 END IF;
2864 IF TG_OP = 'INSERT' OR TG_OP = 'UPDATE' THEN
2865 PERFORM NULL FROM "issue"
2866 JOIN "initiative" ON "issue"."id" = "initiative"."issue_id"
2867 WHERE "initiative"."id" = NEW."initiative_id"
2868 FOR SHARE OF "issue";
2869 RETURN NEW;
2870 ELSE
2871 RETURN OLD;
2872 END IF;
2873 END;
2874 $$;
2876 COMMENT ON FUNCTION "share_row_lock_issue_trigger"() IS 'Implementation of trigger "share_row_lock_issue_via_initiative" on table "opinion"';
2879 CREATE TRIGGER "share_row_lock_issue"
2880 BEFORE INSERT OR UPDATE OR DELETE ON "initiative"
2881 FOR EACH ROW EXECUTE PROCEDURE
2882 "share_row_lock_issue_trigger"();
2884 CREATE TRIGGER "share_row_lock_issue"
2885 BEFORE INSERT OR UPDATE OR DELETE ON "interest"
2886 FOR EACH ROW EXECUTE PROCEDURE
2887 "share_row_lock_issue_trigger"();
2889 CREATE TRIGGER "share_row_lock_issue"
2890 BEFORE INSERT OR UPDATE OR DELETE ON "supporter"
2891 FOR EACH ROW EXECUTE PROCEDURE
2892 "share_row_lock_issue_trigger"();
2894 CREATE TRIGGER "share_row_lock_issue_via_initiative"
2895 BEFORE INSERT OR UPDATE OR DELETE ON "opinion"
2896 FOR EACH ROW EXECUTE PROCEDURE
2897 "share_row_lock_issue_via_initiative_trigger"();
2899 CREATE TRIGGER "share_row_lock_issue"
2900 BEFORE INSERT OR UPDATE OR DELETE ON "direct_voter"
2901 FOR EACH ROW EXECUTE PROCEDURE
2902 "share_row_lock_issue_trigger"();
2904 CREATE TRIGGER "share_row_lock_issue"
2905 BEFORE INSERT OR UPDATE OR DELETE ON "delegating_voter"
2906 FOR EACH ROW EXECUTE PROCEDURE
2907 "share_row_lock_issue_trigger"();
2909 CREATE TRIGGER "share_row_lock_issue"
2910 BEFORE INSERT OR UPDATE OR DELETE ON "vote"
2911 FOR EACH ROW EXECUTE PROCEDURE
2912 "share_row_lock_issue_trigger"();
2914 COMMENT ON TRIGGER "share_row_lock_issue" ON "initiative" IS 'See "lock_issue" function';
2915 COMMENT ON TRIGGER "share_row_lock_issue" ON "interest" IS 'See "lock_issue" function';
2916 COMMENT ON TRIGGER "share_row_lock_issue" ON "supporter" IS 'See "lock_issue" function';
2917 COMMENT ON TRIGGER "share_row_lock_issue_via_initiative" ON "opinion" IS 'See "lock_issue" function';
2918 COMMENT ON TRIGGER "share_row_lock_issue" ON "direct_voter" IS 'See "lock_issue" function';
2919 COMMENT ON TRIGGER "share_row_lock_issue" ON "delegating_voter" IS 'See "lock_issue" function';
2920 COMMENT ON TRIGGER "share_row_lock_issue" ON "vote" IS 'See "lock_issue" function';
2923 CREATE FUNCTION "lock_issue"
2924 ( "issue_id_p" "issue"."id"%TYPE )
2925 RETURNS VOID
2926 LANGUAGE 'plpgsql' VOLATILE AS $$
2927 BEGIN
2928 LOCK TABLE "member" IN EXCLUSIVE MODE;
2929 LOCK TABLE "privilege" IN EXCLUSIVE MODE;
2930 LOCK TABLE "membership" IN EXCLUSIVE MODE;
2931 LOCK TABLE "policy" IN EXCLUSIVE MODE;
2932 PERFORM NULL FROM "issue" WHERE "id" = "issue_id_p" FOR UPDATE;
2933 -- NOTE: The row-level exclusive lock in combination with the
2934 -- share_row_lock_issue(_via_initiative)_trigger functions (which
2935 -- acquire a row-level share lock on the issue) ensure that no data
2936 -- is changed, which could affect calculation of snapshots or
2937 -- counting of votes. Table "delegation" must be table-level-locked,
2938 -- as it also contains issue- and global-scope delegations.
2939 LOCK TABLE "delegation" IN EXCLUSIVE MODE;
2940 LOCK TABLE "direct_population_snapshot" IN EXCLUSIVE MODE;
2941 LOCK TABLE "delegating_population_snapshot" IN EXCLUSIVE MODE;
2942 LOCK TABLE "direct_interest_snapshot" IN EXCLUSIVE MODE;
2943 LOCK TABLE "delegating_interest_snapshot" IN EXCLUSIVE MODE;
2944 LOCK TABLE "direct_supporter_snapshot" IN EXCLUSIVE MODE;
2945 RETURN;
2946 END;
2947 $$;
2949 COMMENT ON FUNCTION "lock_issue"
2950 ( "issue"."id"%TYPE )
2951 IS 'Locks the issue and all other data which is used for calculating snapshots or counting votes.';
2955 ------------------------------------------------------------------------
2956 -- Regular tasks, except calculcation of snapshots and voting results --
2957 ------------------------------------------------------------------------
2959 CREATE FUNCTION "check_activity"()
2960 RETURNS VOID
2961 LANGUAGE 'plpgsql' VOLATILE AS $$
2962 DECLARE
2963 "system_setting_row" "system_setting"%ROWTYPE;
2964 BEGIN
2965 SELECT * INTO "system_setting_row" FROM "system_setting";
2966 LOCK TABLE "member" IN SHARE ROW EXCLUSIVE MODE;
2967 IF "system_setting_row"."member_ttl" NOTNULL THEN
2968 UPDATE "member" SET "active" = FALSE
2969 WHERE "active" = TRUE
2970 AND "last_activity" < (now() - "system_setting_row"."member_ttl")::DATE;
2971 END IF;
2972 RETURN;
2973 END;
2974 $$;
2976 COMMENT ON FUNCTION "check_activity"() IS 'Deactivates members when "last_activity" is older than "system_setting"."member_ttl".';
2979 CREATE FUNCTION "calculate_member_counts"()
2980 RETURNS VOID
2981 LANGUAGE 'plpgsql' VOLATILE AS $$
2982 BEGIN
2983 LOCK TABLE "member" IN SHARE MODE;
2984 LOCK TABLE "member_count" IN EXCLUSIVE MODE;
2985 LOCK TABLE "unit" IN EXCLUSIVE MODE;
2986 LOCK TABLE "area" IN EXCLUSIVE MODE;
2987 LOCK TABLE "privilege" IN SHARE MODE;
2988 LOCK TABLE "membership" IN SHARE MODE;
2989 DELETE FROM "member_count";
2990 INSERT INTO "member_count" ("total_count")
2991 SELECT "total_count" FROM "member_count_view";
2992 UPDATE "unit" SET "member_count" = "view"."member_count"
2993 FROM "unit_member_count" AS "view"
2994 WHERE "view"."unit_id" = "unit"."id";
2995 UPDATE "area" SET
2996 "direct_member_count" = "view"."direct_member_count",
2997 "member_weight" = "view"."member_weight"
2998 FROM "area_member_count" AS "view"
2999 WHERE "view"."area_id" = "area"."id";
3000 RETURN;
3001 END;
3002 $$;
3004 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"';
3008 ------------------------------
3009 -- Calculation of snapshots --
3010 ------------------------------
3012 CREATE FUNCTION "weight_of_added_delegations_for_population_snapshot"
3013 ( "issue_id_p" "issue"."id"%TYPE,
3014 "member_id_p" "member"."id"%TYPE,
3015 "delegate_member_ids_p" "delegating_population_snapshot"."delegate_member_ids"%TYPE )
3016 RETURNS "direct_population_snapshot"."weight"%TYPE
3017 LANGUAGE 'plpgsql' VOLATILE AS $$
3018 DECLARE
3019 "issue_delegation_row" "issue_delegation"%ROWTYPE;
3020 "delegate_member_ids_v" "delegating_population_snapshot"."delegate_member_ids"%TYPE;
3021 "weight_v" INT4;
3022 "sub_weight_v" INT4;
3023 BEGIN
3024 "weight_v" := 0;
3025 FOR "issue_delegation_row" IN
3026 SELECT * FROM "issue_delegation"
3027 WHERE "trustee_id" = "member_id_p"
3028 AND "issue_id" = "issue_id_p"
3029 LOOP
3030 IF NOT EXISTS (
3031 SELECT NULL FROM "direct_population_snapshot"
3032 WHERE "issue_id" = "issue_id_p"
3033 AND "event" = 'periodic'
3034 AND "member_id" = "issue_delegation_row"."truster_id"
3035 ) AND NOT EXISTS (
3036 SELECT NULL FROM "delegating_population_snapshot"
3037 WHERE "issue_id" = "issue_id_p"
3038 AND "event" = 'periodic'
3039 AND "member_id" = "issue_delegation_row"."truster_id"
3040 ) THEN
3041 "delegate_member_ids_v" :=
3042 "member_id_p" || "delegate_member_ids_p";
3043 INSERT INTO "delegating_population_snapshot" (
3044 "issue_id",
3045 "event",
3046 "member_id",
3047 "scope",
3048 "delegate_member_ids"
3049 ) VALUES (
3050 "issue_id_p",
3051 'periodic',
3052 "issue_delegation_row"."truster_id",
3053 "issue_delegation_row"."scope",
3054 "delegate_member_ids_v"
3055 );
3056 "sub_weight_v" := 1 +
3057 "weight_of_added_delegations_for_population_snapshot"(
3058 "issue_id_p",
3059 "issue_delegation_row"."truster_id",
3060 "delegate_member_ids_v"
3061 );
3062 UPDATE "delegating_population_snapshot"
3063 SET "weight" = "sub_weight_v"
3064 WHERE "issue_id" = "issue_id_p"
3065 AND "event" = 'periodic'
3066 AND "member_id" = "issue_delegation_row"."truster_id";
3067 "weight_v" := "weight_v" + "sub_weight_v";
3068 END IF;
3069 END LOOP;
3070 RETURN "weight_v";
3071 END;
3072 $$;
3074 COMMENT ON FUNCTION "weight_of_added_delegations_for_population_snapshot"
3075 ( "issue"."id"%TYPE,
3076 "member"."id"%TYPE,
3077 "delegating_population_snapshot"."delegate_member_ids"%TYPE )
3078 IS 'Helper function for "create_population_snapshot" function';
3081 CREATE FUNCTION "create_population_snapshot"
3082 ( "issue_id_p" "issue"."id"%TYPE )
3083 RETURNS VOID
3084 LANGUAGE 'plpgsql' VOLATILE AS $$
3085 DECLARE
3086 "member_id_v" "member"."id"%TYPE;
3087 BEGIN
3088 DELETE FROM "direct_population_snapshot"
3089 WHERE "issue_id" = "issue_id_p"
3090 AND "event" = 'periodic';
3091 DELETE FROM "delegating_population_snapshot"
3092 WHERE "issue_id" = "issue_id_p"
3093 AND "event" = 'periodic';
3094 INSERT INTO "direct_population_snapshot"
3095 ("issue_id", "event", "member_id")
3096 SELECT
3097 "issue_id_p" AS "issue_id",
3098 'periodic'::"snapshot_event" AS "event",
3099 "member"."id" AS "member_id"
3100 FROM "issue"
3101 JOIN "area" ON "issue"."area_id" = "area"."id"
3102 JOIN "membership" ON "area"."id" = "membership"."area_id"
3103 JOIN "member" ON "membership"."member_id" = "member"."id"
3104 JOIN "privilege"
3105 ON "privilege"."unit_id" = "area"."unit_id"
3106 AND "privilege"."member_id" = "member"."id"
3107 WHERE "issue"."id" = "issue_id_p"
3108 AND "member"."active" AND "privilege"."voting_right"
3109 UNION
3110 SELECT
3111 "issue_id_p" AS "issue_id",
3112 'periodic'::"snapshot_event" AS "event",
3113 "member"."id" AS "member_id"
3114 FROM "issue"
3115 JOIN "area" ON "issue"."area_id" = "area"."id"
3116 JOIN "interest" ON "issue"."id" = "interest"."issue_id"
3117 JOIN "member" ON "interest"."member_id" = "member"."id"
3118 JOIN "privilege"
3119 ON "privilege"."unit_id" = "area"."unit_id"
3120 AND "privilege"."member_id" = "member"."id"
3121 WHERE "issue"."id" = "issue_id_p"
3122 AND "member"."active" AND "privilege"."voting_right";
3123 FOR "member_id_v" IN
3124 SELECT "member_id" FROM "direct_population_snapshot"
3125 WHERE "issue_id" = "issue_id_p"
3126 AND "event" = 'periodic'
3127 LOOP
3128 UPDATE "direct_population_snapshot" SET
3129 "weight" = 1 +
3130 "weight_of_added_delegations_for_population_snapshot"(
3131 "issue_id_p",
3132 "member_id_v",
3133 '{}'
3135 WHERE "issue_id" = "issue_id_p"
3136 AND "event" = 'periodic'
3137 AND "member_id" = "member_id_v";
3138 END LOOP;
3139 RETURN;
3140 END;
3141 $$;
3143 COMMENT ON FUNCTION "create_population_snapshot"
3144 ( "issue"."id"%TYPE )
3145 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.';
3148 CREATE FUNCTION "weight_of_added_delegations_for_interest_snapshot"
3149 ( "issue_id_p" "issue"."id"%TYPE,
3150 "member_id_p" "member"."id"%TYPE,
3151 "delegate_member_ids_p" "delegating_interest_snapshot"."delegate_member_ids"%TYPE )
3152 RETURNS "direct_interest_snapshot"."weight"%TYPE
3153 LANGUAGE 'plpgsql' VOLATILE AS $$
3154 DECLARE
3155 "issue_delegation_row" "issue_delegation"%ROWTYPE;
3156 "delegate_member_ids_v" "delegating_interest_snapshot"."delegate_member_ids"%TYPE;
3157 "weight_v" INT4;
3158 "sub_weight_v" INT4;
3159 BEGIN
3160 "weight_v" := 0;
3161 FOR "issue_delegation_row" IN
3162 SELECT * FROM "issue_delegation"
3163 WHERE "trustee_id" = "member_id_p"
3164 AND "issue_id" = "issue_id_p"
3165 LOOP
3166 IF NOT EXISTS (
3167 SELECT NULL FROM "direct_interest_snapshot"
3168 WHERE "issue_id" = "issue_id_p"
3169 AND "event" = 'periodic'
3170 AND "member_id" = "issue_delegation_row"."truster_id"
3171 ) AND NOT EXISTS (
3172 SELECT NULL FROM "delegating_interest_snapshot"
3173 WHERE "issue_id" = "issue_id_p"
3174 AND "event" = 'periodic'
3175 AND "member_id" = "issue_delegation_row"."truster_id"
3176 ) THEN
3177 "delegate_member_ids_v" :=
3178 "member_id_p" || "delegate_member_ids_p";
3179 INSERT INTO "delegating_interest_snapshot" (
3180 "issue_id",
3181 "event",
3182 "member_id",
3183 "scope",
3184 "delegate_member_ids"
3185 ) VALUES (
3186 "issue_id_p",
3187 'periodic',
3188 "issue_delegation_row"."truster_id",
3189 "issue_delegation_row"."scope",
3190 "delegate_member_ids_v"
3191 );
3192 "sub_weight_v" := 1 +
3193 "weight_of_added_delegations_for_interest_snapshot"(
3194 "issue_id_p",
3195 "issue_delegation_row"."truster_id",
3196 "delegate_member_ids_v"
3197 );
3198 UPDATE "delegating_interest_snapshot"
3199 SET "weight" = "sub_weight_v"
3200 WHERE "issue_id" = "issue_id_p"
3201 AND "event" = 'periodic'
3202 AND "member_id" = "issue_delegation_row"."truster_id";
3203 "weight_v" := "weight_v" + "sub_weight_v";
3204 END IF;
3205 END LOOP;
3206 RETURN "weight_v";
3207 END;
3208 $$;
3210 COMMENT ON FUNCTION "weight_of_added_delegations_for_interest_snapshot"
3211 ( "issue"."id"%TYPE,
3212 "member"."id"%TYPE,
3213 "delegating_interest_snapshot"."delegate_member_ids"%TYPE )
3214 IS 'Helper function for "create_interest_snapshot" function';
3217 CREATE FUNCTION "create_interest_snapshot"
3218 ( "issue_id_p" "issue"."id"%TYPE )
3219 RETURNS VOID
3220 LANGUAGE 'plpgsql' VOLATILE AS $$
3221 DECLARE
3222 "member_id_v" "member"."id"%TYPE;
3223 BEGIN
3224 DELETE FROM "direct_interest_snapshot"
3225 WHERE "issue_id" = "issue_id_p"
3226 AND "event" = 'periodic';
3227 DELETE FROM "delegating_interest_snapshot"
3228 WHERE "issue_id" = "issue_id_p"
3229 AND "event" = 'periodic';
3230 DELETE FROM "direct_supporter_snapshot"
3231 WHERE "issue_id" = "issue_id_p"
3232 AND "event" = 'periodic';
3233 INSERT INTO "direct_interest_snapshot"
3234 ("issue_id", "event", "member_id")
3235 SELECT
3236 "issue_id_p" AS "issue_id",
3237 'periodic' AS "event",
3238 "member"."id" AS "member_id"
3239 FROM "issue"
3240 JOIN "area" ON "issue"."area_id" = "area"."id"
3241 JOIN "interest" ON "issue"."id" = "interest"."issue_id"
3242 JOIN "member" ON "interest"."member_id" = "member"."id"
3243 JOIN "privilege"
3244 ON "privilege"."unit_id" = "area"."unit_id"
3245 AND "privilege"."member_id" = "member"."id"
3246 WHERE "issue"."id" = "issue_id_p"
3247 AND "member"."active" AND "privilege"."voting_right";
3248 FOR "member_id_v" IN
3249 SELECT "member_id" FROM "direct_interest_snapshot"
3250 WHERE "issue_id" = "issue_id_p"
3251 AND "event" = 'periodic'
3252 LOOP
3253 UPDATE "direct_interest_snapshot" SET
3254 "weight" = 1 +
3255 "weight_of_added_delegations_for_interest_snapshot"(
3256 "issue_id_p",
3257 "member_id_v",
3258 '{}'
3260 WHERE "issue_id" = "issue_id_p"
3261 AND "event" = 'periodic'
3262 AND "member_id" = "member_id_v";
3263 END LOOP;
3264 INSERT INTO "direct_supporter_snapshot"
3265 ( "issue_id", "initiative_id", "event", "member_id",
3266 "draft_id", "informed", "satisfied" )
3267 SELECT
3268 "issue_id_p" AS "issue_id",
3269 "initiative"."id" AS "initiative_id",
3270 'periodic' AS "event",
3271 "supporter"."member_id" AS "member_id",
3272 "supporter"."draft_id" AS "draft_id",
3273 "supporter"."draft_id" = "current_draft"."id" AS "informed",
3274 NOT EXISTS (
3275 SELECT NULL FROM "critical_opinion"
3276 WHERE "initiative_id" = "initiative"."id"
3277 AND "member_id" = "supporter"."member_id"
3278 ) AS "satisfied"
3279 FROM "initiative"
3280 JOIN "supporter"
3281 ON "supporter"."initiative_id" = "initiative"."id"
3282 JOIN "current_draft"
3283 ON "initiative"."id" = "current_draft"."initiative_id"
3284 JOIN "direct_interest_snapshot"
3285 ON "supporter"."member_id" = "direct_interest_snapshot"."member_id"
3286 AND "initiative"."issue_id" = "direct_interest_snapshot"."issue_id"
3287 AND "event" = 'periodic'
3288 WHERE "initiative"."issue_id" = "issue_id_p";
3289 RETURN;
3290 END;
3291 $$;
3293 COMMENT ON FUNCTION "create_interest_snapshot"
3294 ( "issue"."id"%TYPE )
3295 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.';
3298 CREATE FUNCTION "create_snapshot"
3299 ( "issue_id_p" "issue"."id"%TYPE )
3300 RETURNS VOID
3301 LANGUAGE 'plpgsql' VOLATILE AS $$
3302 DECLARE
3303 "initiative_id_v" "initiative"."id"%TYPE;
3304 "suggestion_id_v" "suggestion"."id"%TYPE;
3305 BEGIN
3306 PERFORM "lock_issue"("issue_id_p");
3307 PERFORM "create_population_snapshot"("issue_id_p");
3308 PERFORM "create_interest_snapshot"("issue_id_p");
3309 UPDATE "issue" SET
3310 "snapshot" = now(),
3311 "latest_snapshot_event" = 'periodic',
3312 "population" = (
3313 SELECT coalesce(sum("weight"), 0)
3314 FROM "direct_population_snapshot"
3315 WHERE "issue_id" = "issue_id_p"
3316 AND "event" = 'periodic'
3318 WHERE "id" = "issue_id_p";
3319 FOR "initiative_id_v" IN
3320 SELECT "id" FROM "initiative" WHERE "issue_id" = "issue_id_p"
3321 LOOP
3322 UPDATE "initiative" SET
3323 "supporter_count" = (
3324 SELECT coalesce(sum("di"."weight"), 0)
3325 FROM "direct_interest_snapshot" AS "di"
3326 JOIN "direct_supporter_snapshot" AS "ds"
3327 ON "di"."member_id" = "ds"."member_id"
3328 WHERE "di"."issue_id" = "issue_id_p"
3329 AND "di"."event" = 'periodic'
3330 AND "ds"."initiative_id" = "initiative_id_v"
3331 AND "ds"."event" = 'periodic'
3332 ),
3333 "informed_supporter_count" = (
3334 SELECT coalesce(sum("di"."weight"), 0)
3335 FROM "direct_interest_snapshot" AS "di"
3336 JOIN "direct_supporter_snapshot" AS "ds"
3337 ON "di"."member_id" = "ds"."member_id"
3338 WHERE "di"."issue_id" = "issue_id_p"
3339 AND "di"."event" = 'periodic'
3340 AND "ds"."initiative_id" = "initiative_id_v"
3341 AND "ds"."event" = 'periodic'
3342 AND "ds"."informed"
3343 ),
3344 "satisfied_supporter_count" = (
3345 SELECT coalesce(sum("di"."weight"), 0)
3346 FROM "direct_interest_snapshot" AS "di"
3347 JOIN "direct_supporter_snapshot" AS "ds"
3348 ON "di"."member_id" = "ds"."member_id"
3349 WHERE "di"."issue_id" = "issue_id_p"
3350 AND "di"."event" = 'periodic'
3351 AND "ds"."initiative_id" = "initiative_id_v"
3352 AND "ds"."event" = 'periodic'
3353 AND "ds"."satisfied"
3354 ),
3355 "satisfied_informed_supporter_count" = (
3356 SELECT coalesce(sum("di"."weight"), 0)
3357 FROM "direct_interest_snapshot" AS "di"
3358 JOIN "direct_supporter_snapshot" AS "ds"
3359 ON "di"."member_id" = "ds"."member_id"
3360 WHERE "di"."issue_id" = "issue_id_p"
3361 AND "di"."event" = 'periodic'
3362 AND "ds"."initiative_id" = "initiative_id_v"
3363 AND "ds"."event" = 'periodic'
3364 AND "ds"."informed"
3365 AND "ds"."satisfied"
3367 WHERE "id" = "initiative_id_v";
3368 FOR "suggestion_id_v" IN
3369 SELECT "id" FROM "suggestion"
3370 WHERE "initiative_id" = "initiative_id_v"
3371 LOOP
3372 UPDATE "suggestion" SET
3373 "minus2_unfulfilled_count" = (
3374 SELECT coalesce(sum("snapshot"."weight"), 0)
3375 FROM "issue" CROSS JOIN "opinion"
3376 JOIN "direct_interest_snapshot" AS "snapshot"
3377 ON "snapshot"."issue_id" = "issue"."id"
3378 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3379 AND "snapshot"."member_id" = "opinion"."member_id"
3380 WHERE "issue"."id" = "issue_id_p"
3381 AND "opinion"."suggestion_id" = "suggestion_id_v"
3382 AND "opinion"."degree" = -2
3383 AND "opinion"."fulfilled" = FALSE
3384 ),
3385 "minus2_fulfilled_count" = (
3386 SELECT coalesce(sum("snapshot"."weight"), 0)
3387 FROM "issue" CROSS JOIN "opinion"
3388 JOIN "direct_interest_snapshot" AS "snapshot"
3389 ON "snapshot"."issue_id" = "issue"."id"
3390 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3391 AND "snapshot"."member_id" = "opinion"."member_id"
3392 WHERE "issue"."id" = "issue_id_p"
3393 AND "opinion"."suggestion_id" = "suggestion_id_v"
3394 AND "opinion"."degree" = -2
3395 AND "opinion"."fulfilled" = TRUE
3396 ),
3397 "minus1_unfulfilled_count" = (
3398 SELECT coalesce(sum("snapshot"."weight"), 0)
3399 FROM "issue" CROSS JOIN "opinion"
3400 JOIN "direct_interest_snapshot" AS "snapshot"
3401 ON "snapshot"."issue_id" = "issue"."id"
3402 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3403 AND "snapshot"."member_id" = "opinion"."member_id"
3404 WHERE "issue"."id" = "issue_id_p"
3405 AND "opinion"."suggestion_id" = "suggestion_id_v"
3406 AND "opinion"."degree" = -1
3407 AND "opinion"."fulfilled" = FALSE
3408 ),
3409 "minus1_fulfilled_count" = (
3410 SELECT coalesce(sum("snapshot"."weight"), 0)
3411 FROM "issue" CROSS JOIN "opinion"
3412 JOIN "direct_interest_snapshot" AS "snapshot"
3413 ON "snapshot"."issue_id" = "issue"."id"
3414 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3415 AND "snapshot"."member_id" = "opinion"."member_id"
3416 WHERE "issue"."id" = "issue_id_p"
3417 AND "opinion"."suggestion_id" = "suggestion_id_v"
3418 AND "opinion"."degree" = -1
3419 AND "opinion"."fulfilled" = TRUE
3420 ),
3421 "plus1_unfulfilled_count" = (
3422 SELECT coalesce(sum("snapshot"."weight"), 0)
3423 FROM "issue" CROSS JOIN "opinion"
3424 JOIN "direct_interest_snapshot" AS "snapshot"
3425 ON "snapshot"."issue_id" = "issue"."id"
3426 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3427 AND "snapshot"."member_id" = "opinion"."member_id"
3428 WHERE "issue"."id" = "issue_id_p"
3429 AND "opinion"."suggestion_id" = "suggestion_id_v"
3430 AND "opinion"."degree" = 1
3431 AND "opinion"."fulfilled" = FALSE
3432 ),
3433 "plus1_fulfilled_count" = (
3434 SELECT coalesce(sum("snapshot"."weight"), 0)
3435 FROM "issue" CROSS JOIN "opinion"
3436 JOIN "direct_interest_snapshot" AS "snapshot"
3437 ON "snapshot"."issue_id" = "issue"."id"
3438 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3439 AND "snapshot"."member_id" = "opinion"."member_id"
3440 WHERE "issue"."id" = "issue_id_p"
3441 AND "opinion"."suggestion_id" = "suggestion_id_v"
3442 AND "opinion"."degree" = 1
3443 AND "opinion"."fulfilled" = TRUE
3444 ),
3445 "plus2_unfulfilled_count" = (
3446 SELECT coalesce(sum("snapshot"."weight"), 0)
3447 FROM "issue" CROSS JOIN "opinion"
3448 JOIN "direct_interest_snapshot" AS "snapshot"
3449 ON "snapshot"."issue_id" = "issue"."id"
3450 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3451 AND "snapshot"."member_id" = "opinion"."member_id"
3452 WHERE "issue"."id" = "issue_id_p"
3453 AND "opinion"."suggestion_id" = "suggestion_id_v"
3454 AND "opinion"."degree" = 2
3455 AND "opinion"."fulfilled" = FALSE
3456 ),
3457 "plus2_fulfilled_count" = (
3458 SELECT coalesce(sum("snapshot"."weight"), 0)
3459 FROM "issue" CROSS JOIN "opinion"
3460 JOIN "direct_interest_snapshot" AS "snapshot"
3461 ON "snapshot"."issue_id" = "issue"."id"
3462 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3463 AND "snapshot"."member_id" = "opinion"."member_id"
3464 WHERE "issue"."id" = "issue_id_p"
3465 AND "opinion"."suggestion_id" = "suggestion_id_v"
3466 AND "opinion"."degree" = 2
3467 AND "opinion"."fulfilled" = TRUE
3469 WHERE "suggestion"."id" = "suggestion_id_v";
3470 END LOOP;
3471 END LOOP;
3472 RETURN;
3473 END;
3474 $$;
3476 COMMENT ON FUNCTION "create_snapshot"
3477 ( "issue"."id"%TYPE )
3478 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.';
3481 CREATE FUNCTION "set_snapshot_event"
3482 ( "issue_id_p" "issue"."id"%TYPE,
3483 "event_p" "snapshot_event" )
3484 RETURNS VOID
3485 LANGUAGE 'plpgsql' VOLATILE AS $$
3486 DECLARE
3487 "event_v" "issue"."latest_snapshot_event"%TYPE;
3488 BEGIN
3489 SELECT "latest_snapshot_event" INTO "event_v" FROM "issue"
3490 WHERE "id" = "issue_id_p" FOR UPDATE;
3491 UPDATE "issue" SET "latest_snapshot_event" = "event_p"
3492 WHERE "id" = "issue_id_p";
3493 UPDATE "direct_population_snapshot" SET "event" = "event_p"
3494 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3495 UPDATE "delegating_population_snapshot" SET "event" = "event_p"
3496 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3497 UPDATE "direct_interest_snapshot" SET "event" = "event_p"
3498 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3499 UPDATE "delegating_interest_snapshot" SET "event" = "event_p"
3500 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3501 UPDATE "direct_supporter_snapshot" SET "event" = "event_p"
3502 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3503 RETURN;
3504 END;
3505 $$;
3507 COMMENT ON FUNCTION "set_snapshot_event"
3508 ( "issue"."id"%TYPE,
3509 "snapshot_event" )
3510 IS 'Change "event" attribute of the previous ''periodic'' snapshot';
3514 ---------------------
3515 -- Freezing issues --
3516 ---------------------
3518 CREATE FUNCTION "freeze_after_snapshot"
3519 ( "issue_id_p" "issue"."id"%TYPE )
3520 RETURNS VOID
3521 LANGUAGE 'plpgsql' VOLATILE AS $$
3522 DECLARE
3523 "issue_row" "issue"%ROWTYPE;
3524 "policy_row" "policy"%ROWTYPE;
3525 "initiative_row" "initiative"%ROWTYPE;
3526 BEGIN
3527 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p";
3528 SELECT * INTO "policy_row"
3529 FROM "policy" WHERE "id" = "issue_row"."policy_id";
3530 PERFORM "set_snapshot_event"("issue_id_p", 'full_freeze');
3531 FOR "initiative_row" IN
3532 SELECT * FROM "initiative"
3533 WHERE "issue_id" = "issue_id_p" AND "revoked" ISNULL
3534 LOOP
3535 IF
3536 "initiative_row"."satisfied_supporter_count" > 0 AND
3537 "initiative_row"."satisfied_supporter_count" *
3538 "policy_row"."initiative_quorum_den" >=
3539 "issue_row"."population" * "policy_row"."initiative_quorum_num"
3540 THEN
3541 UPDATE "initiative" SET "admitted" = TRUE
3542 WHERE "id" = "initiative_row"."id";
3543 ELSE
3544 UPDATE "initiative" SET "admitted" = FALSE
3545 WHERE "id" = "initiative_row"."id";
3546 END IF;
3547 END LOOP;
3548 IF EXISTS (
3549 SELECT NULL FROM "initiative"
3550 WHERE "issue_id" = "issue_id_p" AND "admitted" = TRUE
3551 ) THEN
3552 UPDATE "issue" SET
3553 "state" = 'voting',
3554 "accepted" = coalesce("accepted", now()),
3555 "half_frozen" = coalesce("half_frozen", now()),
3556 "fully_frozen" = now()
3557 WHERE "id" = "issue_id_p";
3558 ELSE
3559 UPDATE "issue" SET
3560 "state" = 'canceled_no_initiative_admitted',
3561 "accepted" = coalesce("accepted", now()),
3562 "half_frozen" = coalesce("half_frozen", now()),
3563 "fully_frozen" = now(),
3564 "closed" = now(),
3565 "ranks_available" = TRUE
3566 WHERE "id" = "issue_id_p";
3567 -- NOTE: The following DELETE statements have effect only when
3568 -- issue state has been manipulated
3569 DELETE FROM "direct_voter" WHERE "issue_id" = "issue_id_p";
3570 DELETE FROM "delegating_voter" WHERE "issue_id" = "issue_id_p";
3571 DELETE FROM "battle" WHERE "issue_id" = "issue_id_p";
3572 END IF;
3573 RETURN;
3574 END;
3575 $$;
3577 COMMENT ON FUNCTION "freeze_after_snapshot"
3578 ( "issue"."id"%TYPE )
3579 IS 'This function freezes an issue (fully) and starts voting, but must only be called when "create_snapshot" was called in the same transaction.';
3582 CREATE FUNCTION "manual_freeze"("issue_id_p" "issue"."id"%TYPE)
3583 RETURNS VOID
3584 LANGUAGE 'plpgsql' VOLATILE AS $$
3585 DECLARE
3586 "issue_row" "issue"%ROWTYPE;
3587 BEGIN
3588 PERFORM "create_snapshot"("issue_id_p");
3589 PERFORM "freeze_after_snapshot"("issue_id_p");
3590 RETURN;
3591 END;
3592 $$;
3594 COMMENT ON FUNCTION "manual_freeze"
3595 ( "issue"."id"%TYPE )
3596 IS 'Freeze an issue manually (fully) and start voting';
3600 -----------------------
3601 -- Counting of votes --
3602 -----------------------
3605 CREATE FUNCTION "weight_of_added_vote_delegations"
3606 ( "issue_id_p" "issue"."id"%TYPE,
3607 "member_id_p" "member"."id"%TYPE,
3608 "delegate_member_ids_p" "delegating_voter"."delegate_member_ids"%TYPE )
3609 RETURNS "direct_voter"."weight"%TYPE
3610 LANGUAGE 'plpgsql' VOLATILE AS $$
3611 DECLARE
3612 "issue_delegation_row" "issue_delegation"%ROWTYPE;
3613 "delegate_member_ids_v" "delegating_voter"."delegate_member_ids"%TYPE;
3614 "weight_v" INT4;
3615 "sub_weight_v" INT4;
3616 BEGIN
3617 "weight_v" := 0;
3618 FOR "issue_delegation_row" IN
3619 SELECT * FROM "issue_delegation"
3620 WHERE "trustee_id" = "member_id_p"
3621 AND "issue_id" = "issue_id_p"
3622 LOOP
3623 IF NOT EXISTS (
3624 SELECT NULL FROM "direct_voter"
3625 WHERE "member_id" = "issue_delegation_row"."truster_id"
3626 AND "issue_id" = "issue_id_p"
3627 ) AND NOT EXISTS (
3628 SELECT NULL FROM "delegating_voter"
3629 WHERE "member_id" = "issue_delegation_row"."truster_id"
3630 AND "issue_id" = "issue_id_p"
3631 ) THEN
3632 "delegate_member_ids_v" :=
3633 "member_id_p" || "delegate_member_ids_p";
3634 INSERT INTO "delegating_voter" (
3635 "issue_id",
3636 "member_id",
3637 "scope",
3638 "delegate_member_ids"
3639 ) VALUES (
3640 "issue_id_p",
3641 "issue_delegation_row"."truster_id",
3642 "issue_delegation_row"."scope",
3643 "delegate_member_ids_v"
3644 );
3645 "sub_weight_v" := 1 +
3646 "weight_of_added_vote_delegations"(
3647 "issue_id_p",
3648 "issue_delegation_row"."truster_id",
3649 "delegate_member_ids_v"
3650 );
3651 UPDATE "delegating_voter"
3652 SET "weight" = "sub_weight_v"
3653 WHERE "issue_id" = "issue_id_p"
3654 AND "member_id" = "issue_delegation_row"."truster_id";
3655 "weight_v" := "weight_v" + "sub_weight_v";
3656 END IF;
3657 END LOOP;
3658 RETURN "weight_v";
3659 END;
3660 $$;
3662 COMMENT ON FUNCTION "weight_of_added_vote_delegations"
3663 ( "issue"."id"%TYPE,
3664 "member"."id"%TYPE,
3665 "delegating_voter"."delegate_member_ids"%TYPE )
3666 IS 'Helper function for "add_vote_delegations" function';
3669 CREATE FUNCTION "add_vote_delegations"
3670 ( "issue_id_p" "issue"."id"%TYPE )
3671 RETURNS VOID
3672 LANGUAGE 'plpgsql' VOLATILE AS $$
3673 DECLARE
3674 "member_id_v" "member"."id"%TYPE;
3675 BEGIN
3676 FOR "member_id_v" IN
3677 SELECT "member_id" FROM "direct_voter"
3678 WHERE "issue_id" = "issue_id_p"
3679 LOOP
3680 UPDATE "direct_voter" SET
3681 "weight" = "weight" + "weight_of_added_vote_delegations"(
3682 "issue_id_p",
3683 "member_id_v",
3684 '{}'
3686 WHERE "member_id" = "member_id_v"
3687 AND "issue_id" = "issue_id_p";
3688 END LOOP;
3689 RETURN;
3690 END;
3691 $$;
3693 COMMENT ON FUNCTION "add_vote_delegations"
3694 ( "issue_id_p" "issue"."id"%TYPE )
3695 IS 'Helper function for "close_voting" function';
3698 CREATE FUNCTION "close_voting"("issue_id_p" "issue"."id"%TYPE)
3699 RETURNS VOID
3700 LANGUAGE 'plpgsql' VOLATILE AS $$
3701 DECLARE
3702 "area_id_v" "area"."id"%TYPE;
3703 "unit_id_v" "unit"."id"%TYPE;
3704 "member_id_v" "member"."id"%TYPE;
3705 BEGIN
3706 PERFORM "lock_issue"("issue_id_p");
3707 SELECT "area_id" INTO "area_id_v" FROM "issue" WHERE "id" = "issue_id_p";
3708 SELECT "unit_id" INTO "unit_id_v" FROM "area" WHERE "id" = "area_id_v";
3709 -- delete delegating votes (in cases of manual reset of issue state):
3710 DELETE FROM "delegating_voter"
3711 WHERE "issue_id" = "issue_id_p";
3712 -- delete votes from non-privileged voters:
3713 DELETE FROM "direct_voter"
3714 USING (
3715 SELECT
3716 "direct_voter"."member_id"
3717 FROM "direct_voter"
3718 JOIN "member" ON "direct_voter"."member_id" = "member"."id"
3719 LEFT JOIN "privilege"
3720 ON "privilege"."unit_id" = "unit_id_v"
3721 AND "privilege"."member_id" = "direct_voter"."member_id"
3722 WHERE "direct_voter"."issue_id" = "issue_id_p" AND (
3723 "member"."active" = FALSE OR
3724 "privilege"."voting_right" ISNULL OR
3725 "privilege"."voting_right" = FALSE
3727 ) AS "subquery"
3728 WHERE "direct_voter"."issue_id" = "issue_id_p"
3729 AND "direct_voter"."member_id" = "subquery"."member_id";
3730 -- consider delegations:
3731 UPDATE "direct_voter" SET "weight" = 1
3732 WHERE "issue_id" = "issue_id_p";
3733 PERFORM "add_vote_delegations"("issue_id_p");
3734 -- set voter count and mark issue as being calculated:
3735 UPDATE "issue" SET
3736 "state" = 'calculation',
3737 "closed" = now(),
3738 "voter_count" = (
3739 SELECT coalesce(sum("weight"), 0)
3740 FROM "direct_voter" WHERE "issue_id" = "issue_id_p"
3742 WHERE "id" = "issue_id_p";
3743 -- materialize battle_view:
3744 -- NOTE: "closed" column of issue must be set at this point
3745 DELETE FROM "battle" WHERE "issue_id" = "issue_id_p";
3746 INSERT INTO "battle" (
3747 "issue_id",
3748 "winning_initiative_id", "losing_initiative_id",
3749 "count"
3750 ) SELECT
3751 "issue_id",
3752 "winning_initiative_id", "losing_initiative_id",
3753 "count"
3754 FROM "battle_view" WHERE "issue_id" = "issue_id_p";
3755 -- copy "positive_votes" and "negative_votes" from "battle" table:
3756 UPDATE "initiative" SET
3757 "positive_votes" = "battle_win"."count",
3758 "negative_votes" = "battle_lose"."count"
3759 FROM "battle" AS "battle_win", "battle" AS "battle_lose"
3760 WHERE
3761 "battle_win"."issue_id" = "issue_id_p" AND
3762 "battle_win"."winning_initiative_id" = "initiative"."id" AND
3763 "battle_win"."losing_initiative_id" ISNULL AND
3764 "battle_lose"."issue_id" = "issue_id_p" AND
3765 "battle_lose"."losing_initiative_id" = "initiative"."id" AND
3766 "battle_lose"."winning_initiative_id" ISNULL;
3767 END;
3768 $$;
3770 COMMENT ON FUNCTION "close_voting"
3771 ( "issue"."id"%TYPE )
3772 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.';
3775 CREATE FUNCTION "defeat_strength"
3776 ( "positive_votes_p" INT4, "negative_votes_p" INT4 )
3777 RETURNS INT8
3778 LANGUAGE 'plpgsql' IMMUTABLE AS $$
3779 BEGIN
3780 IF "positive_votes_p" > "negative_votes_p" THEN
3781 RETURN ("positive_votes_p"::INT8 << 31) - "negative_votes_p"::INT8;
3782 ELSIF "positive_votes_p" = "negative_votes_p" THEN
3783 RETURN 0;
3784 ELSE
3785 RETURN -1;
3786 END IF;
3787 END;
3788 $$;
3790 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';
3793 CREATE FUNCTION "calculate_ranks"("issue_id_p" "issue"."id"%TYPE)
3794 RETURNS VOID
3795 LANGUAGE 'plpgsql' VOLATILE AS $$
3796 DECLARE
3797 "issue_row" "issue"%ROWTYPE;
3798 "policy_row" "policy"%ROWTYPE;
3799 "dimension_v" INTEGER;
3800 "vote_matrix" INT4[][]; -- absolute votes
3801 "matrix" INT8[][]; -- defeat strength / best paths
3802 "i" INTEGER;
3803 "j" INTEGER;
3804 "k" INTEGER;
3805 "battle_row" "battle"%ROWTYPE;
3806 "rank_ary" INT4[];
3807 "rank_v" INT4;
3808 "done_v" INTEGER;
3809 "winners_ary" INTEGER[];
3810 "initiative_id_v" "initiative"."id"%TYPE;
3811 BEGIN
3812 SELECT * INTO "issue_row"
3813 FROM "issue" WHERE "id" = "issue_id_p"
3814 FOR UPDATE;
3815 SELECT * INTO "policy_row"
3816 FROM "policy" WHERE "id" = "issue_row"."policy_id";
3817 SELECT count(1) INTO "dimension_v"
3818 FROM "battle_participant" WHERE "issue_id" = "issue_id_p";
3819 -- Create "vote_matrix" with absolute number of votes in pairwise
3820 -- comparison:
3821 "vote_matrix" := array_fill(NULL::INT4, ARRAY["dimension_v", "dimension_v"]);
3822 "i" := 1;
3823 "j" := 2;
3824 FOR "battle_row" IN
3825 SELECT * FROM "battle" WHERE "issue_id" = "issue_id_p"
3826 ORDER BY
3827 "winning_initiative_id" NULLS LAST,
3828 "losing_initiative_id" NULLS LAST
3829 LOOP
3830 "vote_matrix"["i"]["j"] := "battle_row"."count";
3831 IF "j" = "dimension_v" THEN
3832 "i" := "i" + 1;
3833 "j" := 1;
3834 ELSE
3835 "j" := "j" + 1;
3836 IF "j" = "i" THEN
3837 "j" := "j" + 1;
3838 END IF;
3839 END IF;
3840 END LOOP;
3841 IF "i" != "dimension_v" OR "j" != "dimension_v" + 1 THEN
3842 RAISE EXCEPTION 'Wrong battle count (should not happen)';
3843 END IF;
3844 -- Store defeat strengths in "matrix" using "defeat_strength"
3845 -- function:
3846 "matrix" := array_fill(NULL::INT8, ARRAY["dimension_v", "dimension_v"]);
3847 "i" := 1;
3848 LOOP
3849 "j" := 1;
3850 LOOP
3851 IF "i" != "j" THEN
3852 "matrix"["i"]["j"] := "defeat_strength"(
3853 "vote_matrix"["i"]["j"],
3854 "vote_matrix"["j"]["i"]
3855 );
3856 END IF;
3857 EXIT WHEN "j" = "dimension_v";
3858 "j" := "j" + 1;
3859 END LOOP;
3860 EXIT WHEN "i" = "dimension_v";
3861 "i" := "i" + 1;
3862 END LOOP;
3863 -- Find best paths:
3864 "i" := 1;
3865 LOOP
3866 "j" := 1;
3867 LOOP
3868 IF "i" != "j" THEN
3869 "k" := 1;
3870 LOOP
3871 IF "i" != "k" AND "j" != "k" THEN
3872 IF "matrix"["j"]["i"] < "matrix"["i"]["k"] THEN
3873 IF "matrix"["j"]["i"] > "matrix"["j"]["k"] THEN
3874 "matrix"["j"]["k"] := "matrix"["j"]["i"];
3875 END IF;
3876 ELSE
3877 IF "matrix"["i"]["k"] > "matrix"["j"]["k"] THEN
3878 "matrix"["j"]["k"] := "matrix"["i"]["k"];
3879 END IF;
3880 END IF;
3881 END IF;
3882 EXIT WHEN "k" = "dimension_v";
3883 "k" := "k" + 1;
3884 END LOOP;
3885 END IF;
3886 EXIT WHEN "j" = "dimension_v";
3887 "j" := "j" + 1;
3888 END LOOP;
3889 EXIT WHEN "i" = "dimension_v";
3890 "i" := "i" + 1;
3891 END LOOP;
3892 -- Determine order of winners:
3893 "rank_ary" := array_fill(NULL::INT4, ARRAY["dimension_v"]);
3894 "rank_v" := 1;
3895 "done_v" := 0;
3896 LOOP
3897 "winners_ary" := '{}';
3898 "i" := 1;
3899 LOOP
3900 IF "rank_ary"["i"] ISNULL THEN
3901 "j" := 1;
3902 LOOP
3903 IF
3904 "i" != "j" AND
3905 "rank_ary"["j"] ISNULL AND
3906 "matrix"["j"]["i"] > "matrix"["i"]["j"]
3907 THEN
3908 -- someone else is better
3909 EXIT;
3910 END IF;
3911 IF "j" = "dimension_v" THEN
3912 -- noone is better
3913 "winners_ary" := "winners_ary" || "i";
3914 EXIT;
3915 END IF;
3916 "j" := "j" + 1;
3917 END LOOP;
3918 END IF;
3919 EXIT WHEN "i" = "dimension_v";
3920 "i" := "i" + 1;
3921 END LOOP;
3922 "i" := 1;
3923 LOOP
3924 "rank_ary"["winners_ary"["i"]] := "rank_v";
3925 "done_v" := "done_v" + 1;
3926 EXIT WHEN "i" = array_upper("winners_ary", 1);
3927 "i" := "i" + 1;
3928 END LOOP;
3929 EXIT WHEN "done_v" = "dimension_v";
3930 "rank_v" := "rank_v" + 1;
3931 END LOOP;
3932 -- write preliminary results:
3933 "i" := 1;
3934 FOR "initiative_id_v" IN
3935 SELECT "id" FROM "initiative"
3936 WHERE "issue_id" = "issue_id_p" AND "admitted"
3937 ORDER BY "id"
3938 LOOP
3939 UPDATE "initiative" SET
3940 "direct_majority" =
3941 CASE WHEN "policy_row"."direct_majority_strict" THEN
3942 "positive_votes" * "policy_row"."direct_majority_den" >
3943 "policy_row"."direct_majority_num" * ("positive_votes"+"negative_votes")
3944 ELSE
3945 "positive_votes" * "policy_row"."direct_majority_den" >=
3946 "policy_row"."direct_majority_num" * ("positive_votes"+"negative_votes")
3947 END
3948 AND "positive_votes" >= "policy_row"."direct_majority_positive"
3949 AND "issue_row"."voter_count"-"negative_votes" >=
3950 "policy_row"."direct_majority_non_negative",
3951 "indirect_majority" =
3952 CASE WHEN "policy_row"."indirect_majority_strict" THEN
3953 "positive_votes" * "policy_row"."indirect_majority_den" >
3954 "policy_row"."indirect_majority_num" * ("positive_votes"+"negative_votes")
3955 ELSE
3956 "positive_votes" * "policy_row"."indirect_majority_den" >=
3957 "policy_row"."indirect_majority_num" * ("positive_votes"+"negative_votes")
3958 END
3959 AND "positive_votes" >= "policy_row"."indirect_majority_positive"
3960 AND "issue_row"."voter_count"-"negative_votes" >=
3961 "policy_row"."indirect_majority_non_negative",
3962 "schulze_rank" = "rank_ary"["i"],
3963 "better_than_status_quo" = "rank_ary"["i"] < "rank_ary"["dimension_v"],
3964 "worse_than_status_quo" = "rank_ary"["i"] > "rank_ary"["dimension_v"],
3965 "multistage_majority" = "rank_ary"["i"] >= "rank_ary"["dimension_v"],
3966 "reverse_beat_path" = "matrix"["dimension_v"]["i"] >= 0,
3967 "eligible" = FALSE,
3968 "winner" = FALSE,
3969 "rank" = NULL -- NOTE: in cases of manual reset of issue state
3970 WHERE "id" = "initiative_id_v";
3971 "i" := "i" + 1;
3972 END LOOP;
3973 IF "i" != "dimension_v" THEN
3974 RAISE EXCEPTION 'Wrong winner count (should not happen)';
3975 END IF;
3976 -- take indirect majorities into account:
3977 LOOP
3978 UPDATE "initiative" SET "indirect_majority" = TRUE
3979 FROM (
3980 SELECT "new_initiative"."id" AS "initiative_id"
3981 FROM "initiative" "old_initiative"
3982 JOIN "initiative" "new_initiative"
3983 ON "new_initiative"."issue_id" = "issue_id_p"
3984 AND "new_initiative"."indirect_majority" = FALSE
3985 JOIN "battle" "battle_win"
3986 ON "battle_win"."issue_id" = "issue_id_p"
3987 AND "battle_win"."winning_initiative_id" = "new_initiative"."id"
3988 AND "battle_win"."losing_initiative_id" = "old_initiative"."id"
3989 JOIN "battle" "battle_lose"
3990 ON "battle_lose"."issue_id" = "issue_id_p"
3991 AND "battle_lose"."losing_initiative_id" = "new_initiative"."id"
3992 AND "battle_lose"."winning_initiative_id" = "old_initiative"."id"
3993 WHERE "old_initiative"."issue_id" = "issue_id_p"
3994 AND "old_initiative"."indirect_majority" = TRUE
3995 AND CASE WHEN "policy_row"."indirect_majority_strict" THEN
3996 "battle_win"."count" * "policy_row"."indirect_majority_den" >
3997 "policy_row"."indirect_majority_num" *
3998 ("battle_win"."count"+"battle_lose"."count")
3999 ELSE
4000 "battle_win"."count" * "policy_row"."indirect_majority_den" >=
4001 "policy_row"."indirect_majority_num" *
4002 ("battle_win"."count"+"battle_lose"."count")
4003 END
4004 AND "battle_win"."count" >= "policy_row"."indirect_majority_positive"
4005 AND "issue_row"."voter_count"-"battle_lose"."count" >=
4006 "policy_row"."indirect_majority_non_negative"
4007 ) AS "subquery"
4008 WHERE "id" = "subquery"."initiative_id";
4009 EXIT WHEN NOT FOUND;
4010 END LOOP;
4011 -- set "multistage_majority" for remaining matching initiatives:
4012 UPDATE "initiative" SET "multistage_majority" = TRUE
4013 FROM (
4014 SELECT "losing_initiative"."id" AS "initiative_id"
4015 FROM "initiative" "losing_initiative"
4016 JOIN "initiative" "winning_initiative"
4017 ON "winning_initiative"."issue_id" = "issue_id_p"
4018 AND "winning_initiative"."admitted"
4019 JOIN "battle" "battle_win"
4020 ON "battle_win"."issue_id" = "issue_id_p"
4021 AND "battle_win"."winning_initiative_id" = "winning_initiative"."id"
4022 AND "battle_win"."losing_initiative_id" = "losing_initiative"."id"
4023 JOIN "battle" "battle_lose"
4024 ON "battle_lose"."issue_id" = "issue_id_p"
4025 AND "battle_lose"."losing_initiative_id" = "winning_initiative"."id"
4026 AND "battle_lose"."winning_initiative_id" = "losing_initiative"."id"
4027 WHERE "losing_initiative"."issue_id" = "issue_id_p"
4028 AND "losing_initiative"."admitted"
4029 AND "winning_initiative"."schulze_rank" <
4030 "losing_initiative"."schulze_rank"
4031 AND "battle_win"."count" > "battle_lose"."count"
4032 AND (
4033 "battle_win"."count" > "winning_initiative"."positive_votes" OR
4034 "battle_lose"."count" < "losing_initiative"."negative_votes" )
4035 ) AS "subquery"
4036 WHERE "id" = "subquery"."initiative_id";
4037 -- mark eligible initiatives:
4038 UPDATE "initiative" SET "eligible" = TRUE
4039 WHERE "issue_id" = "issue_id_p"
4040 AND "initiative"."direct_majority"
4041 AND "initiative"."indirect_majority"
4042 AND "initiative"."better_than_status_quo"
4043 AND (
4044 "policy_row"."no_multistage_majority" = FALSE OR
4045 "initiative"."multistage_majority" = FALSE )
4046 AND (
4047 "policy_row"."no_reverse_beat_path" = FALSE OR
4048 "initiative"."reverse_beat_path" = FALSE );
4049 -- mark final winner:
4050 UPDATE "initiative" SET "winner" = TRUE
4051 FROM (
4052 SELECT "id" AS "initiative_id"
4053 FROM "initiative"
4054 WHERE "issue_id" = "issue_id_p" AND "eligible"
4055 ORDER BY
4056 "schulze_rank",
4057 "vote_ratio"("positive_votes", "negative_votes"),
4058 "id"
4059 LIMIT 1
4060 ) AS "subquery"
4061 WHERE "id" = "subquery"."initiative_id";
4062 -- write (final) ranks:
4063 "rank_v" := 1;
4064 FOR "initiative_id_v" IN
4065 SELECT "id"
4066 FROM "initiative"
4067 WHERE "issue_id" = "issue_id_p" AND "admitted"
4068 ORDER BY
4069 "winner" DESC,
4070 "eligible" DESC,
4071 "schulze_rank",
4072 "vote_ratio"("positive_votes", "negative_votes"),
4073 "id"
4074 LOOP
4075 UPDATE "initiative" SET "rank" = "rank_v"
4076 WHERE "id" = "initiative_id_v";
4077 "rank_v" := "rank_v" + 1;
4078 END LOOP;
4079 -- set schulze rank of status quo and mark issue as finished:
4080 UPDATE "issue" SET
4081 "status_quo_schulze_rank" = "rank_ary"["dimension_v"],
4082 "state" =
4083 CASE WHEN EXISTS (
4084 SELECT NULL FROM "initiative"
4085 WHERE "issue_id" = "issue_id_p" AND "winner"
4086 ) THEN
4087 'finished_with_winner'::"issue_state"
4088 ELSE
4089 'finished_without_winner'::"issue_state"
4090 END,
4091 "ranks_available" = TRUE
4092 WHERE "id" = "issue_id_p";
4093 RETURN;
4094 END;
4095 $$;
4097 COMMENT ON FUNCTION "calculate_ranks"
4098 ( "issue"."id"%TYPE )
4099 IS 'Determine ranking (Votes have to be counted first)';
4103 -----------------------------
4104 -- Automatic state changes --
4105 -----------------------------
4108 CREATE FUNCTION "check_issue"
4109 ( "issue_id_p" "issue"."id"%TYPE )
4110 RETURNS VOID
4111 LANGUAGE 'plpgsql' VOLATILE AS $$
4112 DECLARE
4113 "issue_row" "issue"%ROWTYPE;
4114 "policy_row" "policy"%ROWTYPE;
4115 BEGIN
4116 PERFORM "lock_issue"("issue_id_p");
4117 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p";
4118 -- only process open issues:
4119 IF "issue_row"."closed" ISNULL THEN
4120 SELECT * INTO "policy_row" FROM "policy"
4121 WHERE "id" = "issue_row"."policy_id";
4122 -- create a snapshot, unless issue is already fully frozen:
4123 IF "issue_row"."fully_frozen" ISNULL THEN
4124 PERFORM "create_snapshot"("issue_id_p");
4125 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p";
4126 END IF;
4127 -- eventually close or accept issues, which have not been accepted:
4128 IF "issue_row"."accepted" ISNULL THEN
4129 IF EXISTS (
4130 SELECT NULL FROM "initiative"
4131 WHERE "issue_id" = "issue_id_p"
4132 AND "supporter_count" > 0
4133 AND "supporter_count" * "policy_row"."issue_quorum_den"
4134 >= "issue_row"."population" * "policy_row"."issue_quorum_num"
4135 ) THEN
4136 -- accept issues, if supporter count is high enough
4137 PERFORM "set_snapshot_event"("issue_id_p", 'end_of_admission');
4138 -- NOTE: "issue_row" used later
4139 "issue_row"."state" := 'discussion';
4140 "issue_row"."accepted" := now();
4141 UPDATE "issue" SET
4142 "state" = "issue_row"."state",
4143 "accepted" = "issue_row"."accepted"
4144 WHERE "id" = "issue_row"."id";
4145 ELSIF
4146 now() >= "issue_row"."created" + "issue_row"."admission_time"
4147 THEN
4148 -- close issues, if admission time has expired
4149 PERFORM "set_snapshot_event"("issue_id_p", 'end_of_admission');
4150 UPDATE "issue" SET
4151 "state" = 'canceled_issue_not_accepted',
4152 "closed" = now()
4153 WHERE "id" = "issue_row"."id";
4154 END IF;
4155 END IF;
4156 -- eventually half freeze issues:
4157 IF
4158 -- NOTE: issue can't be closed at this point, if it has been accepted
4159 "issue_row"."accepted" NOTNULL AND
4160 "issue_row"."half_frozen" ISNULL
4161 THEN
4162 IF
4163 now() >= "issue_row"."accepted" + "issue_row"."discussion_time"
4164 THEN
4165 PERFORM "set_snapshot_event"("issue_id_p", 'half_freeze');
4166 -- NOTE: "issue_row" used later
4167 "issue_row"."state" := 'verification';
4168 "issue_row"."half_frozen" := now();
4169 UPDATE "issue" SET
4170 "state" = "issue_row"."state",
4171 "half_frozen" = "issue_row"."half_frozen"
4172 WHERE "id" = "issue_row"."id";
4173 END IF;
4174 END IF;
4175 -- close issues after some time, if all initiatives have been revoked:
4176 IF
4177 "issue_row"."closed" ISNULL AND
4178 NOT EXISTS (
4179 -- all initiatives are revoked
4180 SELECT NULL FROM "initiative"
4181 WHERE "issue_id" = "issue_id_p" AND "revoked" ISNULL
4182 ) AND (
4183 -- and issue has not been accepted yet
4184 "issue_row"."accepted" ISNULL OR
4185 NOT EXISTS (
4186 -- or no initiatives have been revoked lately
4187 SELECT NULL FROM "initiative"
4188 WHERE "issue_id" = "issue_id_p"
4189 AND now() < "revoked" + "issue_row"."verification_time"
4190 ) OR (
4191 -- or verification time has elapsed
4192 "issue_row"."half_frozen" NOTNULL AND
4193 "issue_row"."fully_frozen" ISNULL AND
4194 now() >= "issue_row"."half_frozen" + "issue_row"."verification_time"
4197 THEN
4198 -- NOTE: "issue_row" used later
4199 IF "issue_row"."accepted" ISNULL THEN
4200 "issue_row"."state" := 'canceled_revoked_before_accepted';
4201 ELSIF "issue_row"."half_frozen" ISNULL THEN
4202 "issue_row"."state" := 'canceled_after_revocation_during_discussion';
4203 ELSE
4204 "issue_row"."state" := 'canceled_after_revocation_during_verification';
4205 END IF;
4206 "issue_row"."closed" := now();
4207 UPDATE "issue" SET
4208 "state" = "issue_row"."state",
4209 "closed" = "issue_row"."closed"
4210 WHERE "id" = "issue_row"."id";
4211 END IF;
4212 -- fully freeze issue after verification time:
4213 IF
4214 "issue_row"."half_frozen" NOTNULL AND
4215 "issue_row"."fully_frozen" ISNULL AND
4216 "issue_row"."closed" ISNULL AND
4217 now() >= "issue_row"."half_frozen" + "issue_row"."verification_time"
4218 THEN
4219 PERFORM "freeze_after_snapshot"("issue_id_p");
4220 -- NOTE: "issue" might change, thus "issue_row" has to be updated below
4221 END IF;
4222 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p";
4223 -- close issue by calling close_voting(...) after voting time:
4224 IF
4225 "issue_row"."closed" ISNULL AND
4226 "issue_row"."fully_frozen" NOTNULL AND
4227 now() >= "issue_row"."fully_frozen" + "issue_row"."voting_time"
4228 THEN
4229 PERFORM "close_voting"("issue_id_p");
4230 -- calculate ranks will not consume much time and can be done now
4231 PERFORM "calculate_ranks"("issue_id_p");
4232 END IF;
4233 END IF;
4234 RETURN;
4235 END;
4236 $$;
4238 COMMENT ON FUNCTION "check_issue"
4239 ( "issue"."id"%TYPE )
4240 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.';
4243 CREATE FUNCTION "check_everything"()
4244 RETURNS VOID
4245 LANGUAGE 'plpgsql' VOLATILE AS $$
4246 DECLARE
4247 "issue_id_v" "issue"."id"%TYPE;
4248 BEGIN
4249 DELETE FROM "expired_session";
4250 PERFORM "check_activity"();
4251 PERFORM "calculate_member_counts"();
4252 FOR "issue_id_v" IN SELECT "id" FROM "open_issue" LOOP
4253 PERFORM "check_issue"("issue_id_v");
4254 END LOOP;
4255 FOR "issue_id_v" IN SELECT "id" FROM "issue_with_ranks_missing" LOOP
4256 PERFORM "calculate_ranks"("issue_id_v");
4257 END LOOP;
4258 RETURN;
4259 END;
4260 $$;
4262 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.';
4266 ----------------------
4267 -- Deletion of data --
4268 ----------------------
4271 CREATE FUNCTION "clean_issue"("issue_id_p" "issue"."id"%TYPE)
4272 RETURNS VOID
4273 LANGUAGE 'plpgsql' VOLATILE AS $$
4274 DECLARE
4275 "issue_row" "issue"%ROWTYPE;
4276 BEGIN
4277 SELECT * INTO "issue_row"
4278 FROM "issue" WHERE "id" = "issue_id_p"
4279 FOR UPDATE;
4280 IF "issue_row"."cleaned" ISNULL THEN
4281 UPDATE "issue" SET
4282 "state" = 'voting',
4283 "closed" = NULL,
4284 "ranks_available" = FALSE
4285 WHERE "id" = "issue_id_p";
4286 DELETE FROM "issue_comment"
4287 WHERE "issue_id" = "issue_id_p";
4288 DELETE FROM "voting_comment"
4289 WHERE "issue_id" = "issue_id_p";
4290 DELETE FROM "delegating_voter"
4291 WHERE "issue_id" = "issue_id_p";
4292 DELETE FROM "direct_voter"
4293 WHERE "issue_id" = "issue_id_p";
4294 DELETE FROM "delegating_interest_snapshot"
4295 WHERE "issue_id" = "issue_id_p";
4296 DELETE FROM "direct_interest_snapshot"
4297 WHERE "issue_id" = "issue_id_p";
4298 DELETE FROM "delegating_population_snapshot"
4299 WHERE "issue_id" = "issue_id_p";
4300 DELETE FROM "direct_population_snapshot"
4301 WHERE "issue_id" = "issue_id_p";
4302 DELETE FROM "non_voter"
4303 WHERE "issue_id" = "issue_id_p";
4304 DELETE FROM "delegation"
4305 WHERE "issue_id" = "issue_id_p";
4306 DELETE FROM "supporter"
4307 WHERE "issue_id" = "issue_id_p";
4308 UPDATE "issue" SET
4309 "state" = "issue_row"."state",
4310 "closed" = "issue_row"."closed",
4311 "ranks_available" = "issue_row"."ranks_available",
4312 "cleaned" = now()
4313 WHERE "id" = "issue_id_p";
4314 END IF;
4315 RETURN;
4316 END;
4317 $$;
4319 COMMENT ON FUNCTION "clean_issue"("issue"."id"%TYPE) IS 'Delete discussion data and votes belonging to an issue';
4322 CREATE FUNCTION "delete_member"("member_id_p" "member"."id"%TYPE)
4323 RETURNS VOID
4324 LANGUAGE 'plpgsql' VOLATILE AS $$
4325 BEGIN
4326 UPDATE "member" SET
4327 "last_login" = NULL,
4328 "login" = NULL,
4329 "password" = NULL,
4330 "locked" = TRUE,
4331 "active" = FALSE,
4332 "notify_email" = NULL,
4333 "notify_email_unconfirmed" = NULL,
4334 "notify_email_secret" = NULL,
4335 "notify_email_secret_expiry" = NULL,
4336 "notify_email_lock_expiry" = NULL,
4337 "password_reset_secret" = NULL,
4338 "password_reset_secret_expiry" = NULL,
4339 "organizational_unit" = NULL,
4340 "internal_posts" = NULL,
4341 "realname" = NULL,
4342 "birthday" = NULL,
4343 "address" = NULL,
4344 "email" = NULL,
4345 "xmpp_address" = NULL,
4346 "website" = NULL,
4347 "phone" = NULL,
4348 "mobile_phone" = NULL,
4349 "profession" = NULL,
4350 "external_memberships" = NULL,
4351 "external_posts" = NULL,
4352 "statement" = NULL
4353 WHERE "id" = "member_id_p";
4354 -- "text_search_data" is updated by triggers
4355 DELETE FROM "setting" WHERE "member_id" = "member_id_p";
4356 DELETE FROM "setting_map" WHERE "member_id" = "member_id_p";
4357 DELETE FROM "member_relation_setting" WHERE "member_id" = "member_id_p";
4358 DELETE FROM "member_image" WHERE "member_id" = "member_id_p";
4359 DELETE FROM "contact" WHERE "member_id" = "member_id_p";
4360 DELETE FROM "ignored_member" WHERE "member_id" = "member_id_p";
4361 DELETE FROM "session" WHERE "member_id" = "member_id_p";
4362 DELETE FROM "area_setting" WHERE "member_id" = "member_id_p";
4363 DELETE FROM "issue_setting" WHERE "member_id" = "member_id_p";
4364 DELETE FROM "ignored_initiative" WHERE "member_id" = "member_id_p";
4365 DELETE FROM "initiative_setting" WHERE "member_id" = "member_id_p";
4366 DELETE FROM "suggestion_setting" WHERE "member_id" = "member_id_p";
4367 DELETE FROM "membership" WHERE "member_id" = "member_id_p";
4368 DELETE FROM "delegation" WHERE "truster_id" = "member_id_p";
4369 DELETE FROM "non_voter" WHERE "member_id" = "member_id_p";
4370 DELETE FROM "direct_voter" USING "issue"
4371 WHERE "direct_voter"."issue_id" = "issue"."id"
4372 AND "issue"."closed" ISNULL
4373 AND "member_id" = "member_id_p";
4374 RETURN;
4375 END;
4376 $$;
4378 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)';
4381 CREATE FUNCTION "delete_private_data"()
4382 RETURNS VOID
4383 LANGUAGE 'plpgsql' VOLATILE AS $$
4384 BEGIN
4385 DELETE FROM "member" WHERE "activated" ISNULL;
4386 UPDATE "member" SET
4387 "invite_code" = NULL,
4388 "invite_code_expiry" = NULL,
4389 "admin_comment" = NULL,
4390 "last_login" = NULL,
4391 "login" = NULL,
4392 "password" = NULL,
4393 "lang" = NULL,
4394 "notify_email" = NULL,
4395 "notify_email_unconfirmed" = NULL,
4396 "notify_email_secret" = NULL,
4397 "notify_email_secret_expiry" = NULL,
4398 "notify_email_lock_expiry" = NULL,
4399 "notify_level" = NULL,
4400 "password_reset_secret" = NULL,
4401 "password_reset_secret_expiry" = NULL,
4402 "organizational_unit" = NULL,
4403 "internal_posts" = NULL,
4404 "realname" = NULL,
4405 "birthday" = NULL,
4406 "address" = NULL,
4407 "email" = NULL,
4408 "xmpp_address" = NULL,
4409 "website" = NULL,
4410 "phone" = NULL,
4411 "mobile_phone" = NULL,
4412 "profession" = NULL,
4413 "external_memberships" = NULL,
4414 "external_posts" = NULL,
4415 "formatting_engine" = NULL,
4416 "statement" = NULL;
4417 -- "text_search_data" is updated by triggers
4418 DELETE FROM "setting";
4419 DELETE FROM "setting_map";
4420 DELETE FROM "member_relation_setting";
4421 DELETE FROM "member_image";
4422 DELETE FROM "contact";
4423 DELETE FROM "ignored_member";
4424 DELETE FROM "session";
4425 DELETE FROM "area_setting";
4426 DELETE FROM "issue_setting";
4427 DELETE FROM "ignored_initiative";
4428 DELETE FROM "initiative_setting";
4429 DELETE FROM "suggestion_setting";
4430 DELETE FROM "non_voter";
4431 DELETE FROM "direct_voter" USING "issue"
4432 WHERE "direct_voter"."issue_id" = "issue"."id"
4433 AND "issue"."closed" ISNULL;
4434 RETURN;
4435 END;
4436 $$;
4438 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.';
4442 COMMIT;

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