liquid_feedback_core
view core.sql @ 254:5be836255919
Added tag v2.0.10 for changeset 389200fd973d
| author | jbe |
|---|---|
| date | Fri Jun 15 21:16:47 2012 +0200 (2012-06-15) |
| parents | 389200fd973d |
| children | a1db85ce10ea |
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 ('2.0.10', 2, 0, 10))
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 $$
1387 DECLARE
1388 "reference_lost" BOOLEAN;
1389 BEGIN
1390 IF TG_OP = 'DELETE' THEN
1391 "reference_lost" := TRUE;
1392 ELSE
1393 "reference_lost" := NEW."issue_id" != OLD."issue_id";
1394 END IF;
1395 IF
1396 "reference_lost" AND NOT EXISTS (
1397 SELECT NULL FROM "initiative" WHERE "issue_id" = OLD."issue_id"
1398 )
1399 THEN
1400 DELETE FROM "issue" WHERE "id" = OLD."issue_id";
1401 END IF;
1402 RETURN NULL;
1403 END;
1404 $$;
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 $$
1443 DECLARE
1444 "reference_lost" BOOLEAN;
1445 BEGIN
1446 IF TG_OP = 'DELETE' THEN
1447 "reference_lost" := TRUE;
1448 ELSE
1449 "reference_lost" := NEW."initiative_id" != OLD."initiative_id";
1450 END IF;
1451 IF
1452 "reference_lost" AND NOT EXISTS (
1453 SELECT NULL FROM "draft" WHERE "initiative_id" = OLD."initiative_id"
1454 )
1455 THEN
1456 DELETE FROM "initiative" WHERE "id" = OLD."initiative_id";
1457 END IF;
1458 RETURN NULL;
1459 END;
1460 $$;
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 $$
1496 DECLARE
1497 "reference_lost" BOOLEAN;
1498 BEGIN
1499 IF TG_OP = 'DELETE' THEN
1500 "reference_lost" := TRUE;
1501 ELSE
1502 "reference_lost" := NEW."suggestion_id" != OLD."suggestion_id";
1503 END IF;
1504 IF
1505 "reference_lost" AND NOT EXISTS (
1506 SELECT NULL FROM "opinion" WHERE "suggestion_id" = OLD."suggestion_id"
1507 )
1508 THEN
1509 DELETE FROM "suggestion" WHERE "id" = OLD."suggestion_id";
1510 END IF;
1511 RETURN NULL;
1512 END;
1513 $$;
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
1913 )
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
2046 (
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"
2054 )
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 RETURNS SETOF "delegation_chain_row"
2445 LANGUAGE 'plpgsql' STABLE AS $$
2446 DECLARE
2447 "scope_v" "delegation_scope";
2448 "unit_id_v" "unit"."id"%TYPE;
2449 "area_id_v" "area"."id"%TYPE;
2450 "issue_row" "issue"%ROWTYPE;
2451 "visited_member_ids" INT4[]; -- "member"."id"%TYPE[]
2452 "loop_member_id_v" "member"."id"%TYPE;
2453 "output_row" "delegation_chain_row";
2454 "output_rows" "delegation_chain_row"[];
2455 "delegation_row" "delegation"%ROWTYPE;
2456 "row_count" INT4;
2457 "i" INT4;
2458 "loop_v" BOOLEAN;
2459 BEGIN
2460 IF
2461 "unit_id_p" NOTNULL AND
2462 "area_id_p" ISNULL AND
2463 "issue_id_p" ISNULL
2464 THEN
2465 "scope_v" := 'unit';
2466 "unit_id_v" := "unit_id_p";
2467 ELSIF
2468 "unit_id_p" ISNULL AND
2469 "area_id_p" NOTNULL AND
2470 "issue_id_p" ISNULL
2471 THEN
2472 "scope_v" := 'area';
2473 "area_id_v" := "area_id_p";
2474 SELECT "unit_id" INTO "unit_id_v"
2475 FROM "area" WHERE "id" = "area_id_v";
2476 ELSIF
2477 "unit_id_p" ISNULL AND
2478 "area_id_p" ISNULL AND
2479 "issue_id_p" NOTNULL
2480 THEN
2481 SELECT INTO "issue_row" * FROM "issue" WHERE "id" = "issue_id_p";
2482 IF "issue_row"."id" ISNULL THEN
2483 RETURN;
2484 END IF;
2485 IF "issue_row"."closed" NOTNULL THEN
2486 IF "simulate_trustee_id_p" NOTNULL THEN
2487 RAISE EXCEPTION 'Tried to simulate delegation chain for closed issue.';
2488 END IF;
2489 FOR "output_row" IN
2490 SELECT * FROM
2491 "delegation_chain_for_closed_issue"("member_id_p", "issue_id_p")
2492 LOOP
2493 RETURN NEXT "output_row";
2494 END LOOP;
2495 RETURN;
2496 END IF;
2497 "scope_v" := 'issue';
2498 SELECT "area_id" INTO "area_id_v"
2499 FROM "issue" WHERE "id" = "issue_id_p";
2500 SELECT "unit_id" INTO "unit_id_v"
2501 FROM "area" WHERE "id" = "area_id_v";
2502 ELSE
2503 RAISE EXCEPTION 'Exactly one of unit_id_p, area_id_p, or issue_id_p must be NOTNULL.';
2504 END IF;
2505 "visited_member_ids" := '{}';
2506 "loop_member_id_v" := NULL;
2507 "output_rows" := '{}';
2508 "output_row"."index" := 0;
2509 "output_row"."member_id" := "member_id_p";
2510 "output_row"."member_valid" := TRUE;
2511 "output_row"."participation" := FALSE;
2512 "output_row"."overridden" := FALSE;
2513 "output_row"."disabled_out" := FALSE;
2514 "output_row"."scope_out" := NULL;
2515 LOOP
2516 IF "visited_member_ids" @> ARRAY["output_row"."member_id"] THEN
2517 "loop_member_id_v" := "output_row"."member_id";
2518 ELSE
2519 "visited_member_ids" :=
2520 "visited_member_ids" || "output_row"."member_id";
2521 END IF;
2522 IF "output_row"."participation" ISNULL THEN
2523 "output_row"."overridden" := NULL;
2524 ELSIF "output_row"."participation" THEN
2525 "output_row"."overridden" := TRUE;
2526 END IF;
2527 "output_row"."scope_in" := "output_row"."scope_out";
2528 IF EXISTS (
2529 SELECT NULL FROM "member" JOIN "privilege"
2530 ON "privilege"."member_id" = "member"."id"
2531 AND "privilege"."unit_id" = "unit_id_v"
2532 WHERE "id" = "output_row"."member_id"
2533 AND "member"."active" AND "privilege"."voting_right"
2534 ) THEN
2535 IF "scope_v" = 'unit' THEN
2536 SELECT * INTO "delegation_row" FROM "delegation"
2537 WHERE "truster_id" = "output_row"."member_id"
2538 AND "unit_id" = "unit_id_v";
2539 ELSIF "scope_v" = 'area' THEN
2540 "output_row"."participation" := EXISTS (
2541 SELECT NULL FROM "membership"
2542 WHERE "area_id" = "area_id_p"
2543 AND "member_id" = "output_row"."member_id"
2544 );
2545 SELECT * INTO "delegation_row" FROM "delegation"
2546 WHERE "truster_id" = "output_row"."member_id"
2547 AND (
2548 "unit_id" = "unit_id_v" OR
2549 "area_id" = "area_id_v"
2550 )
2551 ORDER BY "scope" DESC;
2552 ELSIF "scope_v" = 'issue' THEN
2553 IF "issue_row"."fully_frozen" ISNULL THEN
2554 "output_row"."participation" := EXISTS (
2555 SELECT NULL FROM "interest"
2556 WHERE "issue_id" = "issue_id_p"
2557 AND "member_id" = "output_row"."member_id"
2558 );
2559 ELSE
2560 IF "output_row"."member_id" = "member_id_p" THEN
2561 "output_row"."participation" := EXISTS (
2562 SELECT NULL FROM "direct_voter"
2563 WHERE "issue_id" = "issue_id_p"
2564 AND "member_id" = "output_row"."member_id"
2565 );
2566 ELSE
2567 "output_row"."participation" := NULL;
2568 END IF;
2569 END IF;
2570 SELECT * INTO "delegation_row" FROM "delegation"
2571 WHERE "truster_id" = "output_row"."member_id"
2572 AND (
2573 "unit_id" = "unit_id_v" OR
2574 "area_id" = "area_id_v" OR
2575 "issue_id" = "issue_id_p"
2576 )
2577 ORDER BY "scope" DESC;
2578 END IF;
2579 ELSE
2580 "output_row"."member_valid" := FALSE;
2581 "output_row"."participation" := FALSE;
2582 "output_row"."scope_out" := NULL;
2583 "delegation_row" := ROW(NULL);
2584 END IF;
2585 IF
2586 "output_row"."member_id" = "member_id_p" AND
2587 "simulate_trustee_id_p" NOTNULL
2588 THEN
2589 "output_row"."scope_out" := "scope_v";
2590 "output_rows" := "output_rows" || "output_row";
2591 "output_row"."member_id" := "simulate_trustee_id_p";
2592 ELSIF "delegation_row"."trustee_id" NOTNULL THEN
2593 "output_row"."scope_out" := "delegation_row"."scope";
2594 "output_rows" := "output_rows" || "output_row";
2595 "output_row"."member_id" := "delegation_row"."trustee_id";
2596 ELSIF "delegation_row"."scope" NOTNULL THEN
2597 "output_row"."scope_out" := "delegation_row"."scope";
2598 "output_row"."disabled_out" := TRUE;
2599 "output_rows" := "output_rows" || "output_row";
2600 EXIT;
2601 ELSE
2602 "output_row"."scope_out" := NULL;
2603 "output_rows" := "output_rows" || "output_row";
2604 EXIT;
2605 END IF;
2606 EXIT WHEN "loop_member_id_v" NOTNULL;
2607 "output_row"."index" := "output_row"."index" + 1;
2608 END LOOP;
2609 "row_count" := array_upper("output_rows", 1);
2610 "i" := 1;
2611 "loop_v" := FALSE;
2612 LOOP
2613 "output_row" := "output_rows"["i"];
2614 EXIT WHEN "output_row" ISNULL; -- NOTE: ISNULL and NOT ... NOTNULL produce different results!
2615 IF "loop_v" THEN
2616 IF "i" + 1 = "row_count" THEN
2617 "output_row"."loop" := 'last';
2618 ELSIF "i" = "row_count" THEN
2619 "output_row"."loop" := 'repetition';
2620 ELSE
2621 "output_row"."loop" := 'intermediate';
2622 END IF;
2623 ELSIF "output_row"."member_id" = "loop_member_id_v" THEN
2624 "output_row"."loop" := 'first';
2625 "loop_v" := TRUE;
2626 END IF;
2627 IF "scope_v" = 'unit' THEN
2628 "output_row"."participation" := NULL;
2629 END IF;
2630 RETURN NEXT "output_row";
2631 "i" := "i" + 1;
2632 END LOOP;
2633 RETURN;
2634 END;
2635 $$;
2637 COMMENT ON FUNCTION "delegation_chain"
2638 ( "member"."id"%TYPE,
2639 "unit"."id"%TYPE,
2640 "area"."id"%TYPE,
2641 "issue"."id"%TYPE,
2642 "member"."id"%TYPE )
2643 IS 'Shows a delegation chain for unit, area, or issue; See "delegation_chain_row" type for more information';
2647 ---------------------------------------------------------
2648 -- Single row returning function for delegation chains --
2649 ---------------------------------------------------------
2652 CREATE TYPE "delegation_info_loop_type" AS ENUM
2653 ('own', 'first', 'first_ellipsis', 'other', 'other_ellipsis');
2655 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''';
2658 CREATE TYPE "delegation_info_type" AS (
2659 "own_participation" BOOLEAN,
2660 "own_delegation_scope" "delegation_scope",
2661 "first_trustee_id" INT4,
2662 "first_trustee_participation" BOOLEAN,
2663 "first_trustee_ellipsis" BOOLEAN,
2664 "other_trustee_id" INT4,
2665 "other_trustee_participation" BOOLEAN,
2666 "other_trustee_ellipsis" BOOLEAN,
2667 "delegation_loop" "delegation_info_loop_type",
2668 "participating_member_id" INT4 );
2670 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';
2672 COMMENT ON COLUMN "delegation_info_type"."own_participation" IS 'Member is directly participating';
2673 COMMENT ON COLUMN "delegation_info_type"."own_delegation_scope" IS 'Delegation scope of member';
2674 COMMENT ON COLUMN "delegation_info_type"."first_trustee_id" IS 'Direct trustee of member';
2675 COMMENT ON COLUMN "delegation_info_type"."first_trustee_participation" IS 'Direct trustee of member is participating';
2676 COMMENT ON COLUMN "delegation_info_type"."first_trustee_ellipsis" IS 'Ellipsis in delegation chain after "first_trustee"';
2677 COMMENT ON COLUMN "delegation_info_type"."other_trustee_id" IS 'Another relevant trustee (due to participation)';
2678 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)';
2679 COMMENT ON COLUMN "delegation_info_type"."other_trustee_ellipsis" IS 'Ellipsis in delegation chain after "other_trustee"';
2680 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';
2681 COMMENT ON COLUMN "delegation_info_type"."participating_member_id" IS 'First participating member in delegation chain';
2684 CREATE FUNCTION "delegation_info"
2685 ( "member_id_p" "member"."id"%TYPE,
2686 "unit_id_p" "unit"."id"%TYPE,
2687 "area_id_p" "area"."id"%TYPE,
2688 "issue_id_p" "issue"."id"%TYPE,
2689 "simulate_trustee_id_p" "member"."id"%TYPE DEFAULT NULL )
2690 RETURNS "delegation_info_type"
2691 LANGUAGE 'plpgsql' STABLE AS $$
2692 DECLARE
2693 "current_row" "delegation_chain_row";
2694 "result" "delegation_info_type";
2695 BEGIN
2696 "result"."own_participation" := FALSE;
2697 FOR "current_row" IN
2698 SELECT * FROM "delegation_chain"(
2699 "member_id_p",
2700 "unit_id_p", "area_id_p", "issue_id_p",
2701 "simulate_trustee_id_p")
2702 LOOP
2703 IF
2704 "result"."participating_member_id" ISNULL AND
2705 "current_row"."participation"
2706 THEN
2707 "result"."participating_member_id" := "current_row"."member_id";
2708 END IF;
2709 IF "current_row"."member_id" = "member_id_p" THEN
2710 "result"."own_participation" := "current_row"."participation";
2711 "result"."own_delegation_scope" := "current_row"."scope_out";
2712 IF "current_row"."loop" = 'first' THEN
2713 "result"."delegation_loop" := 'own';
2714 END IF;
2715 ELSIF
2716 "current_row"."member_valid" AND
2717 ( "current_row"."loop" ISNULL OR
2718 "current_row"."loop" != 'repetition' )
2719 THEN
2720 IF "result"."first_trustee_id" ISNULL THEN
2721 "result"."first_trustee_id" := "current_row"."member_id";
2722 "result"."first_trustee_participation" := "current_row"."participation";
2723 "result"."first_trustee_ellipsis" := FALSE;
2724 IF "current_row"."loop" = 'first' THEN
2725 "result"."delegation_loop" := 'first';
2726 END IF;
2727 ELSIF "result"."other_trustee_id" ISNULL THEN
2728 IF "current_row"."participation" AND NOT "current_row"."overridden" THEN
2729 "result"."other_trustee_id" := "current_row"."member_id";
2730 "result"."other_trustee_participation" := TRUE;
2731 "result"."other_trustee_ellipsis" := FALSE;
2732 IF "current_row"."loop" = 'first' THEN
2733 "result"."delegation_loop" := 'other';
2734 END IF;
2735 ELSE
2736 "result"."first_trustee_ellipsis" := TRUE;
2737 IF "current_row"."loop" = 'first' THEN
2738 "result"."delegation_loop" := 'first_ellipsis';
2739 END IF;
2740 END IF;
2741 ELSE
2742 "result"."other_trustee_ellipsis" := TRUE;
2743 IF "current_row"."loop" = 'first' THEN
2744 "result"."delegation_loop" := 'other_ellipsis';
2745 END IF;
2746 END IF;
2747 END IF;
2748 END LOOP;
2749 RETURN "result";
2750 END;
2751 $$;
2753 COMMENT ON FUNCTION "delegation_info"
2754 ( "member"."id"%TYPE,
2755 "unit"."id"%TYPE,
2756 "area"."id"%TYPE,
2757 "issue"."id"%TYPE,
2758 "member"."id"%TYPE )
2759 IS 'Notable information about a delegation chain for unit, area, or issue; See "delegation_info_type" for more information';
2763 ------------------------------
2764 -- Comparison by vote count --
2765 ------------------------------
2767 CREATE FUNCTION "vote_ratio"
2768 ( "positive_votes_p" "initiative"."positive_votes"%TYPE,
2769 "negative_votes_p" "initiative"."negative_votes"%TYPE )
2770 RETURNS FLOAT8
2771 LANGUAGE 'plpgsql' STABLE AS $$
2772 BEGIN
2773 IF "positive_votes_p" > 0 AND "negative_votes_p" > 0 THEN
2774 RETURN
2775 "positive_votes_p"::FLOAT8 /
2776 ("positive_votes_p" + "negative_votes_p")::FLOAT8;
2777 ELSIF "positive_votes_p" > 0 THEN
2778 RETURN "positive_votes_p";
2779 ELSIF "negative_votes_p" > 0 THEN
2780 RETURN 1 - "negative_votes_p";
2781 ELSE
2782 RETURN 0.5;
2783 END IF;
2784 END;
2785 $$;
2787 COMMENT ON FUNCTION "vote_ratio"
2788 ( "initiative"."positive_votes"%TYPE,
2789 "initiative"."negative_votes"%TYPE )
2790 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.';
2794 ------------------------------------------------
2795 -- Locking for snapshots and voting procedure --
2796 ------------------------------------------------
2799 CREATE FUNCTION "share_row_lock_issue_trigger"()
2800 RETURNS TRIGGER
2801 LANGUAGE 'plpgsql' VOLATILE AS $$
2802 BEGIN
2803 IF TG_OP = 'UPDATE' OR TG_OP = 'DELETE' THEN
2804 PERFORM NULL FROM "issue" WHERE "id" = OLD."issue_id" FOR SHARE;
2805 END IF;
2806 IF TG_OP = 'INSERT' OR TG_OP = 'UPDATE' THEN
2807 PERFORM NULL FROM "issue" WHERE "id" = NEW."issue_id" FOR SHARE;
2808 RETURN NEW;
2809 ELSE
2810 RETURN OLD;
2811 END IF;
2812 END;
2813 $$;
2815 COMMENT ON FUNCTION "share_row_lock_issue_trigger"() IS 'Implementation of triggers "share_row_lock_issue" on multiple tables';
2818 CREATE FUNCTION "share_row_lock_issue_via_initiative_trigger"()
2819 RETURNS TRIGGER
2820 LANGUAGE 'plpgsql' VOLATILE AS $$
2821 BEGIN
2822 IF TG_OP = 'UPDATE' OR TG_OP = 'DELETE' THEN
2823 PERFORM NULL FROM "issue"
2824 JOIN "initiative" ON "issue"."id" = "initiative"."issue_id"
2825 WHERE "initiative"."id" = OLD."initiative_id"
2826 FOR SHARE OF "issue";
2827 END IF;
2828 IF TG_OP = 'INSERT' OR TG_OP = 'UPDATE' THEN
2829 PERFORM NULL FROM "issue"
2830 JOIN "initiative" ON "issue"."id" = "initiative"."issue_id"
2831 WHERE "initiative"."id" = NEW."initiative_id"
2832 FOR SHARE OF "issue";
2833 RETURN NEW;
2834 ELSE
2835 RETURN OLD;
2836 END IF;
2837 END;
2838 $$;
2840 COMMENT ON FUNCTION "share_row_lock_issue_trigger"() IS 'Implementation of trigger "share_row_lock_issue_via_initiative" on table "opinion"';
2843 CREATE TRIGGER "share_row_lock_issue"
2844 BEFORE INSERT OR UPDATE OR DELETE ON "initiative"
2845 FOR EACH ROW EXECUTE PROCEDURE
2846 "share_row_lock_issue_trigger"();
2848 CREATE TRIGGER "share_row_lock_issue"
2849 BEFORE INSERT OR UPDATE OR DELETE ON "interest"
2850 FOR EACH ROW EXECUTE PROCEDURE
2851 "share_row_lock_issue_trigger"();
2853 CREATE TRIGGER "share_row_lock_issue"
2854 BEFORE INSERT OR UPDATE OR DELETE ON "supporter"
2855 FOR EACH ROW EXECUTE PROCEDURE
2856 "share_row_lock_issue_trigger"();
2858 CREATE TRIGGER "share_row_lock_issue_via_initiative"
2859 BEFORE INSERT OR UPDATE OR DELETE ON "opinion"
2860 FOR EACH ROW EXECUTE PROCEDURE
2861 "share_row_lock_issue_via_initiative_trigger"();
2863 CREATE TRIGGER "share_row_lock_issue"
2864 BEFORE INSERT OR UPDATE OR DELETE ON "direct_voter"
2865 FOR EACH ROW EXECUTE PROCEDURE
2866 "share_row_lock_issue_trigger"();
2868 CREATE TRIGGER "share_row_lock_issue"
2869 BEFORE INSERT OR UPDATE OR DELETE ON "delegating_voter"
2870 FOR EACH ROW EXECUTE PROCEDURE
2871 "share_row_lock_issue_trigger"();
2873 CREATE TRIGGER "share_row_lock_issue"
2874 BEFORE INSERT OR UPDATE OR DELETE ON "vote"
2875 FOR EACH ROW EXECUTE PROCEDURE
2876 "share_row_lock_issue_trigger"();
2878 COMMENT ON TRIGGER "share_row_lock_issue" ON "initiative" IS 'See "lock_issue" function';
2879 COMMENT ON TRIGGER "share_row_lock_issue" ON "interest" IS 'See "lock_issue" function';
2880 COMMENT ON TRIGGER "share_row_lock_issue" ON "supporter" IS 'See "lock_issue" function';
2881 COMMENT ON TRIGGER "share_row_lock_issue_via_initiative" ON "opinion" IS 'See "lock_issue" function';
2882 COMMENT ON TRIGGER "share_row_lock_issue" ON "direct_voter" IS 'See "lock_issue" function';
2883 COMMENT ON TRIGGER "share_row_lock_issue" ON "delegating_voter" IS 'See "lock_issue" function';
2884 COMMENT ON TRIGGER "share_row_lock_issue" ON "vote" IS 'See "lock_issue" function';
2887 CREATE FUNCTION "lock_issue"
2888 ( "issue_id_p" "issue"."id"%TYPE )
2889 RETURNS VOID
2890 LANGUAGE 'plpgsql' VOLATILE AS $$
2891 BEGIN
2892 LOCK TABLE "member" IN SHARE MODE;
2893 LOCK TABLE "privilege" IN SHARE MODE;
2894 LOCK TABLE "membership" IN SHARE MODE;
2895 LOCK TABLE "policy" IN SHARE MODE;
2896 PERFORM NULL FROM "issue" WHERE "id" = "issue_id_p" FOR UPDATE;
2897 -- NOTE: The row-level exclusive lock in combination with the
2898 -- share_row_lock_issue(_via_initiative)_trigger functions (which
2899 -- acquire a row-level share lock on the issue) ensure that no data
2900 -- is changed, which could affect calculation of snapshots or
2901 -- counting of votes. Table "delegation" must be table-level-locked,
2902 -- as it also contains issue- and global-scope delegations.
2903 LOCK TABLE "delegation" IN SHARE MODE;
2904 LOCK TABLE "direct_population_snapshot" IN EXCLUSIVE MODE;
2905 LOCK TABLE "delegating_population_snapshot" IN EXCLUSIVE MODE;
2906 LOCK TABLE "direct_interest_snapshot" IN EXCLUSIVE MODE;
2907 LOCK TABLE "delegating_interest_snapshot" IN EXCLUSIVE MODE;
2908 LOCK TABLE "direct_supporter_snapshot" IN EXCLUSIVE MODE;
2909 RETURN;
2910 END;
2911 $$;
2913 COMMENT ON FUNCTION "lock_issue"
2914 ( "issue"."id"%TYPE )
2915 IS 'Locks the issue and all other data which is used for calculating snapshots or counting votes.';
2919 ------------------------------------------------------------------------
2920 -- Regular tasks, except calculcation of snapshots and voting results --
2921 ------------------------------------------------------------------------
2923 CREATE FUNCTION "check_activity"()
2924 RETURNS VOID
2925 LANGUAGE 'plpgsql' VOLATILE AS $$
2926 DECLARE
2927 "system_setting_row" "system_setting"%ROWTYPE;
2928 BEGIN
2929 SELECT * INTO "system_setting_row" FROM "system_setting";
2930 LOCK TABLE "member" IN SHARE ROW EXCLUSIVE MODE;
2931 IF "system_setting_row"."member_ttl" NOTNULL THEN
2932 UPDATE "member" SET "active" = FALSE
2933 WHERE "active" = TRUE
2934 AND "last_activity" < (now() - "system_setting_row"."member_ttl")::DATE;
2935 END IF;
2936 RETURN;
2937 END;
2938 $$;
2940 COMMENT ON FUNCTION "check_activity"() IS 'Deactivates members when "last_activity" is older than "system_setting"."member_ttl".';
2943 CREATE FUNCTION "calculate_member_counts"()
2944 RETURNS VOID
2945 LANGUAGE 'plpgsql' VOLATILE AS $$
2946 BEGIN
2947 LOCK TABLE "member" IN SHARE MODE;
2948 LOCK TABLE "member_count" IN EXCLUSIVE MODE;
2949 LOCK TABLE "unit" IN EXCLUSIVE MODE;
2950 LOCK TABLE "area" IN EXCLUSIVE MODE;
2951 LOCK TABLE "privilege" IN SHARE MODE;
2952 LOCK TABLE "membership" IN SHARE MODE;
2953 DELETE FROM "member_count";
2954 INSERT INTO "member_count" ("total_count")
2955 SELECT "total_count" FROM "member_count_view";
2956 UPDATE "unit" SET "member_count" = "view"."member_count"
2957 FROM "unit_member_count" AS "view"
2958 WHERE "view"."unit_id" = "unit"."id";
2959 UPDATE "area" SET
2960 "direct_member_count" = "view"."direct_member_count",
2961 "member_weight" = "view"."member_weight"
2962 FROM "area_member_count" AS "view"
2963 WHERE "view"."area_id" = "area"."id";
2964 RETURN;
2965 END;
2966 $$;
2968 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"';
2972 ------------------------------
2973 -- Calculation of snapshots --
2974 ------------------------------
2976 CREATE FUNCTION "weight_of_added_delegations_for_population_snapshot"
2977 ( "issue_id_p" "issue"."id"%TYPE,
2978 "member_id_p" "member"."id"%TYPE,
2979 "delegate_member_ids_p" "delegating_population_snapshot"."delegate_member_ids"%TYPE )
2980 RETURNS "direct_population_snapshot"."weight"%TYPE
2981 LANGUAGE 'plpgsql' VOLATILE AS $$
2982 DECLARE
2983 "issue_delegation_row" "issue_delegation"%ROWTYPE;
2984 "delegate_member_ids_v" "delegating_population_snapshot"."delegate_member_ids"%TYPE;
2985 "weight_v" INT4;
2986 "sub_weight_v" INT4;
2987 BEGIN
2988 "weight_v" := 0;
2989 FOR "issue_delegation_row" IN
2990 SELECT * FROM "issue_delegation"
2991 WHERE "trustee_id" = "member_id_p"
2992 AND "issue_id" = "issue_id_p"
2993 LOOP
2994 IF NOT EXISTS (
2995 SELECT NULL FROM "direct_population_snapshot"
2996 WHERE "issue_id" = "issue_id_p"
2997 AND "event" = 'periodic'
2998 AND "member_id" = "issue_delegation_row"."truster_id"
2999 ) AND NOT EXISTS (
3000 SELECT NULL FROM "delegating_population_snapshot"
3001 WHERE "issue_id" = "issue_id_p"
3002 AND "event" = 'periodic'
3003 AND "member_id" = "issue_delegation_row"."truster_id"
3004 ) THEN
3005 "delegate_member_ids_v" :=
3006 "member_id_p" || "delegate_member_ids_p";
3007 INSERT INTO "delegating_population_snapshot" (
3008 "issue_id",
3009 "event",
3010 "member_id",
3011 "scope",
3012 "delegate_member_ids"
3013 ) VALUES (
3014 "issue_id_p",
3015 'periodic',
3016 "issue_delegation_row"."truster_id",
3017 "issue_delegation_row"."scope",
3018 "delegate_member_ids_v"
3019 );
3020 "sub_weight_v" := 1 +
3021 "weight_of_added_delegations_for_population_snapshot"(
3022 "issue_id_p",
3023 "issue_delegation_row"."truster_id",
3024 "delegate_member_ids_v"
3025 );
3026 UPDATE "delegating_population_snapshot"
3027 SET "weight" = "sub_weight_v"
3028 WHERE "issue_id" = "issue_id_p"
3029 AND "event" = 'periodic'
3030 AND "member_id" = "issue_delegation_row"."truster_id";
3031 "weight_v" := "weight_v" + "sub_weight_v";
3032 END IF;
3033 END LOOP;
3034 RETURN "weight_v";
3035 END;
3036 $$;
3038 COMMENT ON FUNCTION "weight_of_added_delegations_for_population_snapshot"
3039 ( "issue"."id"%TYPE,
3040 "member"."id"%TYPE,
3041 "delegating_population_snapshot"."delegate_member_ids"%TYPE )
3042 IS 'Helper function for "create_population_snapshot" function';
3045 CREATE FUNCTION "create_population_snapshot"
3046 ( "issue_id_p" "issue"."id"%TYPE )
3047 RETURNS VOID
3048 LANGUAGE 'plpgsql' VOLATILE AS $$
3049 DECLARE
3050 "member_id_v" "member"."id"%TYPE;
3051 BEGIN
3052 DELETE FROM "direct_population_snapshot"
3053 WHERE "issue_id" = "issue_id_p"
3054 AND "event" = 'periodic';
3055 DELETE FROM "delegating_population_snapshot"
3056 WHERE "issue_id" = "issue_id_p"
3057 AND "event" = 'periodic';
3058 INSERT INTO "direct_population_snapshot"
3059 ("issue_id", "event", "member_id")
3060 SELECT
3061 "issue_id_p" AS "issue_id",
3062 'periodic'::"snapshot_event" AS "event",
3063 "member"."id" AS "member_id"
3064 FROM "issue"
3065 JOIN "area" ON "issue"."area_id" = "area"."id"
3066 JOIN "membership" ON "area"."id" = "membership"."area_id"
3067 JOIN "member" ON "membership"."member_id" = "member"."id"
3068 JOIN "privilege"
3069 ON "privilege"."unit_id" = "area"."unit_id"
3070 AND "privilege"."member_id" = "member"."id"
3071 WHERE "issue"."id" = "issue_id_p"
3072 AND "member"."active" AND "privilege"."voting_right"
3073 UNION
3074 SELECT
3075 "issue_id_p" AS "issue_id",
3076 'periodic'::"snapshot_event" AS "event",
3077 "member"."id" AS "member_id"
3078 FROM "issue"
3079 JOIN "area" ON "issue"."area_id" = "area"."id"
3080 JOIN "interest" ON "issue"."id" = "interest"."issue_id"
3081 JOIN "member" ON "interest"."member_id" = "member"."id"
3082 JOIN "privilege"
3083 ON "privilege"."unit_id" = "area"."unit_id"
3084 AND "privilege"."member_id" = "member"."id"
3085 WHERE "issue"."id" = "issue_id_p"
3086 AND "member"."active" AND "privilege"."voting_right";
3087 FOR "member_id_v" IN
3088 SELECT "member_id" FROM "direct_population_snapshot"
3089 WHERE "issue_id" = "issue_id_p"
3090 AND "event" = 'periodic'
3091 LOOP
3092 UPDATE "direct_population_snapshot" SET
3093 "weight" = 1 +
3094 "weight_of_added_delegations_for_population_snapshot"(
3095 "issue_id_p",
3096 "member_id_v",
3097 '{}'
3098 )
3099 WHERE "issue_id" = "issue_id_p"
3100 AND "event" = 'periodic'
3101 AND "member_id" = "member_id_v";
3102 END LOOP;
3103 RETURN;
3104 END;
3105 $$;
3107 COMMENT ON FUNCTION "create_population_snapshot"
3108 ( "issue"."id"%TYPE )
3109 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.';
3112 CREATE FUNCTION "weight_of_added_delegations_for_interest_snapshot"
3113 ( "issue_id_p" "issue"."id"%TYPE,
3114 "member_id_p" "member"."id"%TYPE,
3115 "delegate_member_ids_p" "delegating_interest_snapshot"."delegate_member_ids"%TYPE )
3116 RETURNS "direct_interest_snapshot"."weight"%TYPE
3117 LANGUAGE 'plpgsql' VOLATILE AS $$
3118 DECLARE
3119 "issue_delegation_row" "issue_delegation"%ROWTYPE;
3120 "delegate_member_ids_v" "delegating_interest_snapshot"."delegate_member_ids"%TYPE;
3121 "weight_v" INT4;
3122 "sub_weight_v" INT4;
3123 BEGIN
3124 "weight_v" := 0;
3125 FOR "issue_delegation_row" IN
3126 SELECT * FROM "issue_delegation"
3127 WHERE "trustee_id" = "member_id_p"
3128 AND "issue_id" = "issue_id_p"
3129 LOOP
3130 IF NOT EXISTS (
3131 SELECT NULL FROM "direct_interest_snapshot"
3132 WHERE "issue_id" = "issue_id_p"
3133 AND "event" = 'periodic'
3134 AND "member_id" = "issue_delegation_row"."truster_id"
3135 ) AND NOT EXISTS (
3136 SELECT NULL FROM "delegating_interest_snapshot"
3137 WHERE "issue_id" = "issue_id_p"
3138 AND "event" = 'periodic'
3139 AND "member_id" = "issue_delegation_row"."truster_id"
3140 ) THEN
3141 "delegate_member_ids_v" :=
3142 "member_id_p" || "delegate_member_ids_p";
3143 INSERT INTO "delegating_interest_snapshot" (
3144 "issue_id",
3145 "event",
3146 "member_id",
3147 "scope",
3148 "delegate_member_ids"
3149 ) VALUES (
3150 "issue_id_p",
3151 'periodic',
3152 "issue_delegation_row"."truster_id",
3153 "issue_delegation_row"."scope",
3154 "delegate_member_ids_v"
3155 );
3156 "sub_weight_v" := 1 +
3157 "weight_of_added_delegations_for_interest_snapshot"(
3158 "issue_id_p",
3159 "issue_delegation_row"."truster_id",
3160 "delegate_member_ids_v"
3161 );
3162 UPDATE "delegating_interest_snapshot"
3163 SET "weight" = "sub_weight_v"
3164 WHERE "issue_id" = "issue_id_p"
3165 AND "event" = 'periodic'
3166 AND "member_id" = "issue_delegation_row"."truster_id";
3167 "weight_v" := "weight_v" + "sub_weight_v";
3168 END IF;
3169 END LOOP;
3170 RETURN "weight_v";
3171 END;
3172 $$;
3174 COMMENT ON FUNCTION "weight_of_added_delegations_for_interest_snapshot"
3175 ( "issue"."id"%TYPE,
3176 "member"."id"%TYPE,
3177 "delegating_interest_snapshot"."delegate_member_ids"%TYPE )
3178 IS 'Helper function for "create_interest_snapshot" function';
3181 CREATE FUNCTION "create_interest_snapshot"
3182 ( "issue_id_p" "issue"."id"%TYPE )
3183 RETURNS VOID
3184 LANGUAGE 'plpgsql' VOLATILE AS $$
3185 DECLARE
3186 "member_id_v" "member"."id"%TYPE;
3187 BEGIN
3188 DELETE FROM "direct_interest_snapshot"
3189 WHERE "issue_id" = "issue_id_p"
3190 AND "event" = 'periodic';
3191 DELETE FROM "delegating_interest_snapshot"
3192 WHERE "issue_id" = "issue_id_p"
3193 AND "event" = 'periodic';
3194 DELETE FROM "direct_supporter_snapshot"
3195 WHERE "issue_id" = "issue_id_p"
3196 AND "event" = 'periodic';
3197 INSERT INTO "direct_interest_snapshot"
3198 ("issue_id", "event", "member_id")
3199 SELECT
3200 "issue_id_p" AS "issue_id",
3201 'periodic' AS "event",
3202 "member"."id" AS "member_id"
3203 FROM "issue"
3204 JOIN "area" ON "issue"."area_id" = "area"."id"
3205 JOIN "interest" ON "issue"."id" = "interest"."issue_id"
3206 JOIN "member" ON "interest"."member_id" = "member"."id"
3207 JOIN "privilege"
3208 ON "privilege"."unit_id" = "area"."unit_id"
3209 AND "privilege"."member_id" = "member"."id"
3210 WHERE "issue"."id" = "issue_id_p"
3211 AND "member"."active" AND "privilege"."voting_right";
3212 FOR "member_id_v" IN
3213 SELECT "member_id" FROM "direct_interest_snapshot"
3214 WHERE "issue_id" = "issue_id_p"
3215 AND "event" = 'periodic'
3216 LOOP
3217 UPDATE "direct_interest_snapshot" SET
3218 "weight" = 1 +
3219 "weight_of_added_delegations_for_interest_snapshot"(
3220 "issue_id_p",
3221 "member_id_v",
3222 '{}'
3223 )
3224 WHERE "issue_id" = "issue_id_p"
3225 AND "event" = 'periodic'
3226 AND "member_id" = "member_id_v";
3227 END LOOP;
3228 INSERT INTO "direct_supporter_snapshot"
3229 ( "issue_id", "initiative_id", "event", "member_id",
3230 "draft_id", "informed", "satisfied" )
3231 SELECT
3232 "issue_id_p" AS "issue_id",
3233 "initiative"."id" AS "initiative_id",
3234 'periodic' AS "event",
3235 "supporter"."member_id" AS "member_id",
3236 "supporter"."draft_id" AS "draft_id",
3237 "supporter"."draft_id" = "current_draft"."id" AS "informed",
3238 NOT EXISTS (
3239 SELECT NULL FROM "critical_opinion"
3240 WHERE "initiative_id" = "initiative"."id"
3241 AND "member_id" = "supporter"."member_id"
3242 ) AS "satisfied"
3243 FROM "initiative"
3244 JOIN "supporter"
3245 ON "supporter"."initiative_id" = "initiative"."id"
3246 JOIN "current_draft"
3247 ON "initiative"."id" = "current_draft"."initiative_id"
3248 JOIN "direct_interest_snapshot"
3249 ON "supporter"."member_id" = "direct_interest_snapshot"."member_id"
3250 AND "initiative"."issue_id" = "direct_interest_snapshot"."issue_id"
3251 AND "event" = 'periodic'
3252 WHERE "initiative"."issue_id" = "issue_id_p";
3253 RETURN;
3254 END;
3255 $$;
3257 COMMENT ON FUNCTION "create_interest_snapshot"
3258 ( "issue"."id"%TYPE )
3259 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.';
3262 CREATE FUNCTION "create_snapshot"
3263 ( "issue_id_p" "issue"."id"%TYPE )
3264 RETURNS VOID
3265 LANGUAGE 'plpgsql' VOLATILE AS $$
3266 DECLARE
3267 "initiative_id_v" "initiative"."id"%TYPE;
3268 "suggestion_id_v" "suggestion"."id"%TYPE;
3269 BEGIN
3270 PERFORM "lock_issue"("issue_id_p");
3271 PERFORM "create_population_snapshot"("issue_id_p");
3272 PERFORM "create_interest_snapshot"("issue_id_p");
3273 UPDATE "issue" SET
3274 "snapshot" = now(),
3275 "latest_snapshot_event" = 'periodic',
3276 "population" = (
3277 SELECT coalesce(sum("weight"), 0)
3278 FROM "direct_population_snapshot"
3279 WHERE "issue_id" = "issue_id_p"
3280 AND "event" = 'periodic'
3281 )
3282 WHERE "id" = "issue_id_p";
3283 FOR "initiative_id_v" IN
3284 SELECT "id" FROM "initiative" WHERE "issue_id" = "issue_id_p"
3285 LOOP
3286 UPDATE "initiative" SET
3287 "supporter_count" = (
3288 SELECT coalesce(sum("di"."weight"), 0)
3289 FROM "direct_interest_snapshot" AS "di"
3290 JOIN "direct_supporter_snapshot" AS "ds"
3291 ON "di"."member_id" = "ds"."member_id"
3292 WHERE "di"."issue_id" = "issue_id_p"
3293 AND "di"."event" = 'periodic'
3294 AND "ds"."initiative_id" = "initiative_id_v"
3295 AND "ds"."event" = 'periodic'
3296 ),
3297 "informed_supporter_count" = (
3298 SELECT coalesce(sum("di"."weight"), 0)
3299 FROM "direct_interest_snapshot" AS "di"
3300 JOIN "direct_supporter_snapshot" AS "ds"
3301 ON "di"."member_id" = "ds"."member_id"
3302 WHERE "di"."issue_id" = "issue_id_p"
3303 AND "di"."event" = 'periodic'
3304 AND "ds"."initiative_id" = "initiative_id_v"
3305 AND "ds"."event" = 'periodic'
3306 AND "ds"."informed"
3307 ),
3308 "satisfied_supporter_count" = (
3309 SELECT coalesce(sum("di"."weight"), 0)
3310 FROM "direct_interest_snapshot" AS "di"
3311 JOIN "direct_supporter_snapshot" AS "ds"
3312 ON "di"."member_id" = "ds"."member_id"
3313 WHERE "di"."issue_id" = "issue_id_p"
3314 AND "di"."event" = 'periodic'
3315 AND "ds"."initiative_id" = "initiative_id_v"
3316 AND "ds"."event" = 'periodic'
3317 AND "ds"."satisfied"
3318 ),
3319 "satisfied_informed_supporter_count" = (
3320 SELECT coalesce(sum("di"."weight"), 0)
3321 FROM "direct_interest_snapshot" AS "di"
3322 JOIN "direct_supporter_snapshot" AS "ds"
3323 ON "di"."member_id" = "ds"."member_id"
3324 WHERE "di"."issue_id" = "issue_id_p"
3325 AND "di"."event" = 'periodic'
3326 AND "ds"."initiative_id" = "initiative_id_v"
3327 AND "ds"."event" = 'periodic'
3328 AND "ds"."informed"
3329 AND "ds"."satisfied"
3330 )
3331 WHERE "id" = "initiative_id_v";
3332 FOR "suggestion_id_v" IN
3333 SELECT "id" FROM "suggestion"
3334 WHERE "initiative_id" = "initiative_id_v"
3335 LOOP
3336 UPDATE "suggestion" SET
3337 "minus2_unfulfilled_count" = (
3338 SELECT coalesce(sum("snapshot"."weight"), 0)
3339 FROM "issue" CROSS JOIN "opinion"
3340 JOIN "direct_interest_snapshot" AS "snapshot"
3341 ON "snapshot"."issue_id" = "issue"."id"
3342 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3343 AND "snapshot"."member_id" = "opinion"."member_id"
3344 WHERE "issue"."id" = "issue_id_p"
3345 AND "opinion"."suggestion_id" = "suggestion_id_v"
3346 AND "opinion"."degree" = -2
3347 AND "opinion"."fulfilled" = FALSE
3348 ),
3349 "minus2_fulfilled_count" = (
3350 SELECT coalesce(sum("snapshot"."weight"), 0)
3351 FROM "issue" CROSS JOIN "opinion"
3352 JOIN "direct_interest_snapshot" AS "snapshot"
3353 ON "snapshot"."issue_id" = "issue"."id"
3354 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3355 AND "snapshot"."member_id" = "opinion"."member_id"
3356 WHERE "issue"."id" = "issue_id_p"
3357 AND "opinion"."suggestion_id" = "suggestion_id_v"
3358 AND "opinion"."degree" = -2
3359 AND "opinion"."fulfilled" = TRUE
3360 ),
3361 "minus1_unfulfilled_count" = (
3362 SELECT coalesce(sum("snapshot"."weight"), 0)
3363 FROM "issue" CROSS JOIN "opinion"
3364 JOIN "direct_interest_snapshot" AS "snapshot"
3365 ON "snapshot"."issue_id" = "issue"."id"
3366 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3367 AND "snapshot"."member_id" = "opinion"."member_id"
3368 WHERE "issue"."id" = "issue_id_p"
3369 AND "opinion"."suggestion_id" = "suggestion_id_v"
3370 AND "opinion"."degree" = -1
3371 AND "opinion"."fulfilled" = FALSE
3372 ),
3373 "minus1_fulfilled_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" = -1
3383 AND "opinion"."fulfilled" = TRUE
3384 ),
3385 "plus1_unfulfilled_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" = 1
3395 AND "opinion"."fulfilled" = FALSE
3396 ),
3397 "plus1_fulfilled_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" = TRUE
3408 ),
3409 "plus2_unfulfilled_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" = 2
3419 AND "opinion"."fulfilled" = FALSE
3420 ),
3421 "plus2_fulfilled_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" = 2
3431 AND "opinion"."fulfilled" = TRUE
3432 )
3433 WHERE "suggestion"."id" = "suggestion_id_v";
3434 END LOOP;
3435 END LOOP;
3436 RETURN;
3437 END;
3438 $$;
3440 COMMENT ON FUNCTION "create_snapshot"
3441 ( "issue"."id"%TYPE )
3442 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.';
3445 CREATE FUNCTION "set_snapshot_event"
3446 ( "issue_id_p" "issue"."id"%TYPE,
3447 "event_p" "snapshot_event" )
3448 RETURNS VOID
3449 LANGUAGE 'plpgsql' VOLATILE AS $$
3450 DECLARE
3451 "event_v" "issue"."latest_snapshot_event"%TYPE;
3452 BEGIN
3453 SELECT "latest_snapshot_event" INTO "event_v" FROM "issue"
3454 WHERE "id" = "issue_id_p" FOR UPDATE;
3455 UPDATE "issue" SET "latest_snapshot_event" = "event_p"
3456 WHERE "id" = "issue_id_p";
3457 UPDATE "direct_population_snapshot" SET "event" = "event_p"
3458 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3459 UPDATE "delegating_population_snapshot" SET "event" = "event_p"
3460 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3461 UPDATE "direct_interest_snapshot" SET "event" = "event_p"
3462 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3463 UPDATE "delegating_interest_snapshot" SET "event" = "event_p"
3464 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3465 UPDATE "direct_supporter_snapshot" SET "event" = "event_p"
3466 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3467 RETURN;
3468 END;
3469 $$;
3471 COMMENT ON FUNCTION "set_snapshot_event"
3472 ( "issue"."id"%TYPE,
3473 "snapshot_event" )
3474 IS 'Change "event" attribute of the previous ''periodic'' snapshot';
3478 ---------------------
3479 -- Freezing issues --
3480 ---------------------
3482 CREATE FUNCTION "freeze_after_snapshot"
3483 ( "issue_id_p" "issue"."id"%TYPE )
3484 RETURNS VOID
3485 LANGUAGE 'plpgsql' VOLATILE AS $$
3486 DECLARE
3487 "issue_row" "issue"%ROWTYPE;
3488 "policy_row" "policy"%ROWTYPE;
3489 "initiative_row" "initiative"%ROWTYPE;
3490 BEGIN
3491 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p";
3492 SELECT * INTO "policy_row"
3493 FROM "policy" WHERE "id" = "issue_row"."policy_id";
3494 PERFORM "set_snapshot_event"("issue_id_p", 'full_freeze');
3495 FOR "initiative_row" IN
3496 SELECT * FROM "initiative"
3497 WHERE "issue_id" = "issue_id_p" AND "revoked" ISNULL
3498 LOOP
3499 IF
3500 "initiative_row"."satisfied_supporter_count" > 0 AND
3501 "initiative_row"."satisfied_supporter_count" *
3502 "policy_row"."initiative_quorum_den" >=
3503 "issue_row"."population" * "policy_row"."initiative_quorum_num"
3504 THEN
3505 UPDATE "initiative" SET "admitted" = TRUE
3506 WHERE "id" = "initiative_row"."id";
3507 ELSE
3508 UPDATE "initiative" SET "admitted" = FALSE
3509 WHERE "id" = "initiative_row"."id";
3510 END IF;
3511 END LOOP;
3512 IF EXISTS (
3513 SELECT NULL FROM "initiative"
3514 WHERE "issue_id" = "issue_id_p" AND "admitted" = TRUE
3515 ) THEN
3516 UPDATE "issue" SET
3517 "state" = 'voting',
3518 "accepted" = coalesce("accepted", now()),
3519 "half_frozen" = coalesce("half_frozen", now()),
3520 "fully_frozen" = now()
3521 WHERE "id" = "issue_id_p";
3522 ELSE
3523 UPDATE "issue" SET
3524 "state" = 'canceled_no_initiative_admitted',
3525 "accepted" = coalesce("accepted", now()),
3526 "half_frozen" = coalesce("half_frozen", now()),
3527 "fully_frozen" = now(),
3528 "closed" = now(),
3529 "ranks_available" = TRUE
3530 WHERE "id" = "issue_id_p";
3531 -- NOTE: The following DELETE statements have effect only when
3532 -- issue state has been manipulated
3533 DELETE FROM "direct_voter" WHERE "issue_id" = "issue_id_p";
3534 DELETE FROM "delegating_voter" WHERE "issue_id" = "issue_id_p";
3535 DELETE FROM "battle" WHERE "issue_id" = "issue_id_p";
3536 END IF;
3537 RETURN;
3538 END;
3539 $$;
3541 COMMENT ON FUNCTION "freeze_after_snapshot"
3542 ( "issue"."id"%TYPE )
3543 IS 'This function freezes an issue (fully) and starts voting, but must only be called when "create_snapshot" was called in the same transaction.';
3546 CREATE FUNCTION "manual_freeze"("issue_id_p" "issue"."id"%TYPE)
3547 RETURNS VOID
3548 LANGUAGE 'plpgsql' VOLATILE AS $$
3549 DECLARE
3550 "issue_row" "issue"%ROWTYPE;
3551 BEGIN
3552 PERFORM "create_snapshot"("issue_id_p");
3553 PERFORM "freeze_after_snapshot"("issue_id_p");
3554 RETURN;
3555 END;
3556 $$;
3558 COMMENT ON FUNCTION "manual_freeze"
3559 ( "issue"."id"%TYPE )
3560 IS 'Freeze an issue manually (fully) and start voting';
3564 -----------------------
3565 -- Counting of votes --
3566 -----------------------
3569 CREATE FUNCTION "weight_of_added_vote_delegations"
3570 ( "issue_id_p" "issue"."id"%TYPE,
3571 "member_id_p" "member"."id"%TYPE,
3572 "delegate_member_ids_p" "delegating_voter"."delegate_member_ids"%TYPE )
3573 RETURNS "direct_voter"."weight"%TYPE
3574 LANGUAGE 'plpgsql' VOLATILE AS $$
3575 DECLARE
3576 "issue_delegation_row" "issue_delegation"%ROWTYPE;
3577 "delegate_member_ids_v" "delegating_voter"."delegate_member_ids"%TYPE;
3578 "weight_v" INT4;
3579 "sub_weight_v" INT4;
3580 BEGIN
3581 "weight_v" := 0;
3582 FOR "issue_delegation_row" IN
3583 SELECT * FROM "issue_delegation"
3584 WHERE "trustee_id" = "member_id_p"
3585 AND "issue_id" = "issue_id_p"
3586 LOOP
3587 IF NOT EXISTS (
3588 SELECT NULL FROM "direct_voter"
3589 WHERE "member_id" = "issue_delegation_row"."truster_id"
3590 AND "issue_id" = "issue_id_p"
3591 ) AND NOT EXISTS (
3592 SELECT NULL FROM "delegating_voter"
3593 WHERE "member_id" = "issue_delegation_row"."truster_id"
3594 AND "issue_id" = "issue_id_p"
3595 ) THEN
3596 "delegate_member_ids_v" :=
3597 "member_id_p" || "delegate_member_ids_p";
3598 INSERT INTO "delegating_voter" (
3599 "issue_id",
3600 "member_id",
3601 "scope",
3602 "delegate_member_ids"
3603 ) VALUES (
3604 "issue_id_p",
3605 "issue_delegation_row"."truster_id",
3606 "issue_delegation_row"."scope",
3607 "delegate_member_ids_v"
3608 );
3609 "sub_weight_v" := 1 +
3610 "weight_of_added_vote_delegations"(
3611 "issue_id_p",
3612 "issue_delegation_row"."truster_id",
3613 "delegate_member_ids_v"
3614 );
3615 UPDATE "delegating_voter"
3616 SET "weight" = "sub_weight_v"
3617 WHERE "issue_id" = "issue_id_p"
3618 AND "member_id" = "issue_delegation_row"."truster_id";
3619 "weight_v" := "weight_v" + "sub_weight_v";
3620 END IF;
3621 END LOOP;
3622 RETURN "weight_v";
3623 END;
3624 $$;
3626 COMMENT ON FUNCTION "weight_of_added_vote_delegations"
3627 ( "issue"."id"%TYPE,
3628 "member"."id"%TYPE,
3629 "delegating_voter"."delegate_member_ids"%TYPE )
3630 IS 'Helper function for "add_vote_delegations" function';
3633 CREATE FUNCTION "add_vote_delegations"
3634 ( "issue_id_p" "issue"."id"%TYPE )
3635 RETURNS VOID
3636 LANGUAGE 'plpgsql' VOLATILE AS $$
3637 DECLARE
3638 "member_id_v" "member"."id"%TYPE;
3639 BEGIN
3640 FOR "member_id_v" IN
3641 SELECT "member_id" FROM "direct_voter"
3642 WHERE "issue_id" = "issue_id_p"
3643 LOOP
3644 UPDATE "direct_voter" SET
3645 "weight" = "weight" + "weight_of_added_vote_delegations"(
3646 "issue_id_p",
3647 "member_id_v",
3648 '{}'
3649 )
3650 WHERE "member_id" = "member_id_v"
3651 AND "issue_id" = "issue_id_p";
3652 END LOOP;
3653 RETURN;
3654 END;
3655 $$;
3657 COMMENT ON FUNCTION "add_vote_delegations"
3658 ( "issue_id_p" "issue"."id"%TYPE )
3659 IS 'Helper function for "close_voting" function';
3662 CREATE FUNCTION "close_voting"("issue_id_p" "issue"."id"%TYPE)
3663 RETURNS VOID
3664 LANGUAGE 'plpgsql' VOLATILE AS $$
3665 DECLARE
3666 "area_id_v" "area"."id"%TYPE;
3667 "unit_id_v" "unit"."id"%TYPE;
3668 "member_id_v" "member"."id"%TYPE;
3669 BEGIN
3670 PERFORM "lock_issue"("issue_id_p");
3671 SELECT "area_id" INTO "area_id_v" FROM "issue" WHERE "id" = "issue_id_p";
3672 SELECT "unit_id" INTO "unit_id_v" FROM "area" WHERE "id" = "area_id_v";
3673 -- delete delegating votes (in cases of manual reset of issue state):
3674 DELETE FROM "delegating_voter"
3675 WHERE "issue_id" = "issue_id_p";
3676 -- delete votes from non-privileged voters:
3677 DELETE FROM "direct_voter"
3678 USING (
3679 SELECT
3680 "direct_voter"."member_id"
3681 FROM "direct_voter"
3682 JOIN "member" ON "direct_voter"."member_id" = "member"."id"
3683 LEFT JOIN "privilege"
3684 ON "privilege"."unit_id" = "unit_id_v"
3685 AND "privilege"."member_id" = "direct_voter"."member_id"
3686 WHERE "direct_voter"."issue_id" = "issue_id_p" AND (
3687 "member"."active" = FALSE OR
3688 "privilege"."voting_right" ISNULL OR
3689 "privilege"."voting_right" = FALSE
3690 )
3691 ) AS "subquery"
3692 WHERE "direct_voter"."issue_id" = "issue_id_p"
3693 AND "direct_voter"."member_id" = "subquery"."member_id";
3694 -- consider delegations:
3695 UPDATE "direct_voter" SET "weight" = 1
3696 WHERE "issue_id" = "issue_id_p";
3697 PERFORM "add_vote_delegations"("issue_id_p");
3698 -- set voter count and mark issue as being calculated:
3699 UPDATE "issue" SET
3700 "state" = 'calculation',
3701 "closed" = now(),
3702 "voter_count" = (
3703 SELECT coalesce(sum("weight"), 0)
3704 FROM "direct_voter" WHERE "issue_id" = "issue_id_p"
3705 )
3706 WHERE "id" = "issue_id_p";
3707 -- materialize battle_view:
3708 -- NOTE: "closed" column of issue must be set at this point
3709 DELETE FROM "battle" WHERE "issue_id" = "issue_id_p";
3710 INSERT INTO "battle" (
3711 "issue_id",
3712 "winning_initiative_id", "losing_initiative_id",
3713 "count"
3714 ) SELECT
3715 "issue_id",
3716 "winning_initiative_id", "losing_initiative_id",
3717 "count"
3718 FROM "battle_view" WHERE "issue_id" = "issue_id_p";
3719 -- copy "positive_votes" and "negative_votes" from "battle" table:
3720 UPDATE "initiative" SET
3721 "positive_votes" = "battle_win"."count",
3722 "negative_votes" = "battle_lose"."count"
3723 FROM "battle" AS "battle_win", "battle" AS "battle_lose"
3724 WHERE
3725 "battle_win"."issue_id" = "issue_id_p" AND
3726 "battle_win"."winning_initiative_id" = "initiative"."id" AND
3727 "battle_win"."losing_initiative_id" ISNULL AND
3728 "battle_lose"."issue_id" = "issue_id_p" AND
3729 "battle_lose"."losing_initiative_id" = "initiative"."id" AND
3730 "battle_lose"."winning_initiative_id" ISNULL;
3731 END;
3732 $$;
3734 COMMENT ON FUNCTION "close_voting"
3735 ( "issue"."id"%TYPE )
3736 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.';
3739 CREATE FUNCTION "defeat_strength"
3740 ( "positive_votes_p" INT4, "negative_votes_p" INT4 )
3741 RETURNS INT8
3742 LANGUAGE 'plpgsql' IMMUTABLE AS $$
3743 BEGIN
3744 IF "positive_votes_p" > "negative_votes_p" THEN
3745 RETURN ("positive_votes_p"::INT8 << 31) - "negative_votes_p"::INT8;
3746 ELSIF "positive_votes_p" = "negative_votes_p" THEN
3747 RETURN 0;
3748 ELSE
3749 RETURN -1;
3750 END IF;
3751 END;
3752 $$;
3754 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';
3757 CREATE FUNCTION "calculate_ranks"("issue_id_p" "issue"."id"%TYPE)
3758 RETURNS VOID
3759 LANGUAGE 'plpgsql' VOLATILE AS $$
3760 DECLARE
3761 "issue_row" "issue"%ROWTYPE;
3762 "policy_row" "policy"%ROWTYPE;
3763 "dimension_v" INTEGER;
3764 "vote_matrix" INT4[][]; -- absolute votes
3765 "matrix" INT8[][]; -- defeat strength / best paths
3766 "i" INTEGER;
3767 "j" INTEGER;
3768 "k" INTEGER;
3769 "battle_row" "battle"%ROWTYPE;
3770 "rank_ary" INT4[];
3771 "rank_v" INT4;
3772 "done_v" INTEGER;
3773 "winners_ary" INTEGER[];
3774 "initiative_id_v" "initiative"."id"%TYPE;
3775 BEGIN
3776 SELECT * INTO "issue_row"
3777 FROM "issue" WHERE "id" = "issue_id_p"
3778 FOR UPDATE;
3779 SELECT * INTO "policy_row"
3780 FROM "policy" WHERE "id" = "issue_row"."policy_id";
3781 SELECT count(1) INTO "dimension_v"
3782 FROM "battle_participant" WHERE "issue_id" = "issue_id_p";
3783 -- Create "vote_matrix" with absolute number of votes in pairwise
3784 -- comparison:
3785 "vote_matrix" := array_fill(NULL::INT4, ARRAY["dimension_v", "dimension_v"]);
3786 "i" := 1;
3787 "j" := 2;
3788 FOR "battle_row" IN
3789 SELECT * FROM "battle" WHERE "issue_id" = "issue_id_p"
3790 ORDER BY
3791 "winning_initiative_id" NULLS LAST,
3792 "losing_initiative_id" NULLS LAST
3793 LOOP
3794 "vote_matrix"["i"]["j"] := "battle_row"."count";
3795 IF "j" = "dimension_v" THEN
3796 "i" := "i" + 1;
3797 "j" := 1;
3798 ELSE
3799 "j" := "j" + 1;
3800 IF "j" = "i" THEN
3801 "j" := "j" + 1;
3802 END IF;
3803 END IF;
3804 END LOOP;
3805 IF "i" != "dimension_v" OR "j" != "dimension_v" + 1 THEN
3806 RAISE EXCEPTION 'Wrong battle count (should not happen)';
3807 END IF;
3808 -- Store defeat strengths in "matrix" using "defeat_strength"
3809 -- function:
3810 "matrix" := array_fill(NULL::INT8, ARRAY["dimension_v", "dimension_v"]);
3811 "i" := 1;
3812 LOOP
3813 "j" := 1;
3814 LOOP
3815 IF "i" != "j" THEN
3816 "matrix"["i"]["j"] := "defeat_strength"(
3817 "vote_matrix"["i"]["j"],
3818 "vote_matrix"["j"]["i"]
3819 );
3820 END IF;
3821 EXIT WHEN "j" = "dimension_v";
3822 "j" := "j" + 1;
3823 END LOOP;
3824 EXIT WHEN "i" = "dimension_v";
3825 "i" := "i" + 1;
3826 END LOOP;
3827 -- Find best paths:
3828 "i" := 1;
3829 LOOP
3830 "j" := 1;
3831 LOOP
3832 IF "i" != "j" THEN
3833 "k" := 1;
3834 LOOP
3835 IF "i" != "k" AND "j" != "k" THEN
3836 IF "matrix"["j"]["i"] < "matrix"["i"]["k"] THEN
3837 IF "matrix"["j"]["i"] > "matrix"["j"]["k"] THEN
3838 "matrix"["j"]["k"] := "matrix"["j"]["i"];
3839 END IF;
3840 ELSE
3841 IF "matrix"["i"]["k"] > "matrix"["j"]["k"] THEN
3842 "matrix"["j"]["k"] := "matrix"["i"]["k"];
3843 END IF;
3844 END IF;
3845 END IF;
3846 EXIT WHEN "k" = "dimension_v";
3847 "k" := "k" + 1;
3848 END LOOP;
3849 END IF;
3850 EXIT WHEN "j" = "dimension_v";
3851 "j" := "j" + 1;
3852 END LOOP;
3853 EXIT WHEN "i" = "dimension_v";
3854 "i" := "i" + 1;
3855 END LOOP;
3856 -- Determine order of winners:
3857 "rank_ary" := array_fill(NULL::INT4, ARRAY["dimension_v"]);
3858 "rank_v" := 1;
3859 "done_v" := 0;
3860 LOOP
3861 "winners_ary" := '{}';
3862 "i" := 1;
3863 LOOP
3864 IF "rank_ary"["i"] ISNULL THEN
3865 "j" := 1;
3866 LOOP
3867 IF
3868 "i" != "j" AND
3869 "rank_ary"["j"] ISNULL AND
3870 "matrix"["j"]["i"] > "matrix"["i"]["j"]
3871 THEN
3872 -- someone else is better
3873 EXIT;
3874 END IF;
3875 IF "j" = "dimension_v" THEN
3876 -- noone is better
3877 "winners_ary" := "winners_ary" || "i";
3878 EXIT;
3879 END IF;
3880 "j" := "j" + 1;
3881 END LOOP;
3882 END IF;
3883 EXIT WHEN "i" = "dimension_v";
3884 "i" := "i" + 1;
3885 END LOOP;
3886 "i" := 1;
3887 LOOP
3888 "rank_ary"["winners_ary"["i"]] := "rank_v";
3889 "done_v" := "done_v" + 1;
3890 EXIT WHEN "i" = array_upper("winners_ary", 1);
3891 "i" := "i" + 1;
3892 END LOOP;
3893 EXIT WHEN "done_v" = "dimension_v";
3894 "rank_v" := "rank_v" + 1;
3895 END LOOP;
3896 -- write preliminary results:
3897 "i" := 1;
3898 FOR "initiative_id_v" IN
3899 SELECT "id" FROM "initiative"
3900 WHERE "issue_id" = "issue_id_p" AND "admitted"
3901 ORDER BY "id"
3902 LOOP
3903 UPDATE "initiative" SET
3904 "direct_majority" =
3905 CASE WHEN "policy_row"."direct_majority_strict" THEN
3906 "positive_votes" * "policy_row"."direct_majority_den" >
3907 "policy_row"."direct_majority_num" * ("positive_votes"+"negative_votes")
3908 ELSE
3909 "positive_votes" * "policy_row"."direct_majority_den" >=
3910 "policy_row"."direct_majority_num" * ("positive_votes"+"negative_votes")
3911 END
3912 AND "positive_votes" >= "policy_row"."direct_majority_positive"
3913 AND "issue_row"."voter_count"-"negative_votes" >=
3914 "policy_row"."direct_majority_non_negative",
3915 "indirect_majority" =
3916 CASE WHEN "policy_row"."indirect_majority_strict" THEN
3917 "positive_votes" * "policy_row"."indirect_majority_den" >
3918 "policy_row"."indirect_majority_num" * ("positive_votes"+"negative_votes")
3919 ELSE
3920 "positive_votes" * "policy_row"."indirect_majority_den" >=
3921 "policy_row"."indirect_majority_num" * ("positive_votes"+"negative_votes")
3922 END
3923 AND "positive_votes" >= "policy_row"."indirect_majority_positive"
3924 AND "issue_row"."voter_count"-"negative_votes" >=
3925 "policy_row"."indirect_majority_non_negative",
3926 "schulze_rank" = "rank_ary"["i"],
3927 "better_than_status_quo" = "rank_ary"["i"] < "rank_ary"["dimension_v"],
3928 "worse_than_status_quo" = "rank_ary"["i"] > "rank_ary"["dimension_v"],
3929 "multistage_majority" = "rank_ary"["i"] >= "rank_ary"["dimension_v"],
3930 "reverse_beat_path" = "matrix"["dimension_v"]["i"] >= 0,
3931 "eligible" = FALSE,
3932 "winner" = FALSE,
3933 "rank" = NULL -- NOTE: in cases of manual reset of issue state
3934 WHERE "id" = "initiative_id_v";
3935 "i" := "i" + 1;
3936 END LOOP;
3937 IF "i" != "dimension_v" THEN
3938 RAISE EXCEPTION 'Wrong winner count (should not happen)';
3939 END IF;
3940 -- take indirect majorities into account:
3941 LOOP
3942 UPDATE "initiative" SET "indirect_majority" = TRUE
3943 FROM (
3944 SELECT "new_initiative"."id" AS "initiative_id"
3945 FROM "initiative" "old_initiative"
3946 JOIN "initiative" "new_initiative"
3947 ON "new_initiative"."issue_id" = "issue_id_p"
3948 AND "new_initiative"."indirect_majority" = FALSE
3949 JOIN "battle" "battle_win"
3950 ON "battle_win"."issue_id" = "issue_id_p"
3951 AND "battle_win"."winning_initiative_id" = "new_initiative"."id"
3952 AND "battle_win"."losing_initiative_id" = "old_initiative"."id"
3953 JOIN "battle" "battle_lose"
3954 ON "battle_lose"."issue_id" = "issue_id_p"
3955 AND "battle_lose"."losing_initiative_id" = "new_initiative"."id"
3956 AND "battle_lose"."winning_initiative_id" = "old_initiative"."id"
3957 WHERE "old_initiative"."issue_id" = "issue_id_p"
3958 AND "old_initiative"."indirect_majority" = TRUE
3959 AND CASE WHEN "policy_row"."indirect_majority_strict" THEN
3960 "battle_win"."count" * "policy_row"."indirect_majority_den" >
3961 "policy_row"."indirect_majority_num" *
3962 ("battle_win"."count"+"battle_lose"."count")
3963 ELSE
3964 "battle_win"."count" * "policy_row"."indirect_majority_den" >=
3965 "policy_row"."indirect_majority_num" *
3966 ("battle_win"."count"+"battle_lose"."count")
3967 END
3968 AND "battle_win"."count" >= "policy_row"."indirect_majority_positive"
3969 AND "issue_row"."voter_count"-"battle_lose"."count" >=
3970 "policy_row"."indirect_majority_non_negative"
3971 ) AS "subquery"
3972 WHERE "id" = "subquery"."initiative_id";
3973 EXIT WHEN NOT FOUND;
3974 END LOOP;
3975 -- set "multistage_majority" for remaining matching initiatives:
3976 UPDATE "initiative" SET "multistage_majority" = TRUE
3977 FROM (
3978 SELECT "losing_initiative"."id" AS "initiative_id"
3979 FROM "initiative" "losing_initiative"
3980 JOIN "initiative" "winning_initiative"
3981 ON "winning_initiative"."issue_id" = "issue_id_p"
3982 AND "winning_initiative"."admitted"
3983 JOIN "battle" "battle_win"
3984 ON "battle_win"."issue_id" = "issue_id_p"
3985 AND "battle_win"."winning_initiative_id" = "winning_initiative"."id"
3986 AND "battle_win"."losing_initiative_id" = "losing_initiative"."id"
3987 JOIN "battle" "battle_lose"
3988 ON "battle_lose"."issue_id" = "issue_id_p"
3989 AND "battle_lose"."losing_initiative_id" = "winning_initiative"."id"
3990 AND "battle_lose"."winning_initiative_id" = "losing_initiative"."id"
3991 WHERE "losing_initiative"."issue_id" = "issue_id_p"
3992 AND "losing_initiative"."admitted"
3993 AND "winning_initiative"."schulze_rank" <
3994 "losing_initiative"."schulze_rank"
3995 AND "battle_win"."count" > "battle_lose"."count"
3996 AND (
3997 "battle_win"."count" > "winning_initiative"."positive_votes" OR
3998 "battle_lose"."count" < "losing_initiative"."negative_votes" )
3999 ) AS "subquery"
4000 WHERE "id" = "subquery"."initiative_id";
4001 -- mark eligible initiatives:
4002 UPDATE "initiative" SET "eligible" = TRUE
4003 WHERE "issue_id" = "issue_id_p"
4004 AND "initiative"."direct_majority"
4005 AND "initiative"."indirect_majority"
4006 AND "initiative"."better_than_status_quo"
4007 AND (
4008 "policy_row"."no_multistage_majority" = FALSE OR
4009 "initiative"."multistage_majority" = FALSE )
4010 AND (
4011 "policy_row"."no_reverse_beat_path" = FALSE OR
4012 "initiative"."reverse_beat_path" = FALSE );
4013 -- mark final winner:
4014 UPDATE "initiative" SET "winner" = TRUE
4015 FROM (
4016 SELECT "id" AS "initiative_id"
4017 FROM "initiative"
4018 WHERE "issue_id" = "issue_id_p" AND "eligible"
4019 ORDER BY
4020 "schulze_rank",
4021 "vote_ratio"("positive_votes", "negative_votes"),
4022 "id"
4023 LIMIT 1
4024 ) AS "subquery"
4025 WHERE "id" = "subquery"."initiative_id";
4026 -- write (final) ranks:
4027 "rank_v" := 1;
4028 FOR "initiative_id_v" IN
4029 SELECT "id"
4030 FROM "initiative"
4031 WHERE "issue_id" = "issue_id_p" AND "admitted"
4032 ORDER BY
4033 "winner" DESC,
4034 "eligible" DESC,
4035 "schulze_rank",
4036 "vote_ratio"("positive_votes", "negative_votes"),
4037 "id"
4038 LOOP
4039 UPDATE "initiative" SET "rank" = "rank_v"
4040 WHERE "id" = "initiative_id_v";
4041 "rank_v" := "rank_v" + 1;
4042 END LOOP;
4043 -- set schulze rank of status quo and mark issue as finished:
4044 UPDATE "issue" SET
4045 "status_quo_schulze_rank" = "rank_ary"["dimension_v"],
4046 "state" =
4047 CASE WHEN EXISTS (
4048 SELECT NULL FROM "initiative"
4049 WHERE "issue_id" = "issue_id_p" AND "winner"
4050 ) THEN
4051 'finished_with_winner'::"issue_state"
4052 ELSE
4053 'finished_without_winner'::"issue_state"
4054 END,
4055 "ranks_available" = TRUE
4056 WHERE "id" = "issue_id_p";
4057 RETURN;
4058 END;
4059 $$;
4061 COMMENT ON FUNCTION "calculate_ranks"
4062 ( "issue"."id"%TYPE )
4063 IS 'Determine ranking (Votes have to be counted first)';
4067 -----------------------------
4068 -- Automatic state changes --
4069 -----------------------------
4072 CREATE FUNCTION "check_issue"
4073 ( "issue_id_p" "issue"."id"%TYPE )
4074 RETURNS VOID
4075 LANGUAGE 'plpgsql' VOLATILE AS $$
4076 DECLARE
4077 "issue_row" "issue"%ROWTYPE;
4078 "policy_row" "policy"%ROWTYPE;
4079 BEGIN
4080 PERFORM "lock_issue"("issue_id_p");
4081 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p";
4082 -- only process open issues:
4083 IF "issue_row"."closed" ISNULL THEN
4084 SELECT * INTO "policy_row" FROM "policy"
4085 WHERE "id" = "issue_row"."policy_id";
4086 -- create a snapshot, unless issue is already fully frozen:
4087 IF "issue_row"."fully_frozen" ISNULL THEN
4088 PERFORM "create_snapshot"("issue_id_p");
4089 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p";
4090 END IF;
4091 -- eventually close or accept issues, which have not been accepted:
4092 IF "issue_row"."accepted" ISNULL THEN
4093 IF EXISTS (
4094 SELECT NULL FROM "initiative"
4095 WHERE "issue_id" = "issue_id_p"
4096 AND "supporter_count" > 0
4097 AND "supporter_count" * "policy_row"."issue_quorum_den"
4098 >= "issue_row"."population" * "policy_row"."issue_quorum_num"
4099 ) THEN
4100 -- accept issues, if supporter count is high enough
4101 PERFORM "set_snapshot_event"("issue_id_p", 'end_of_admission');
4102 -- NOTE: "issue_row" used later
4103 "issue_row"."state" := 'discussion';
4104 "issue_row"."accepted" := now();
4105 UPDATE "issue" SET
4106 "state" = "issue_row"."state",
4107 "accepted" = "issue_row"."accepted"
4108 WHERE "id" = "issue_row"."id";
4109 ELSIF
4110 now() >= "issue_row"."created" + "issue_row"."admission_time"
4111 THEN
4112 -- close issues, if admission time has expired
4113 PERFORM "set_snapshot_event"("issue_id_p", 'end_of_admission');
4114 UPDATE "issue" SET
4115 "state" = 'canceled_issue_not_accepted',
4116 "closed" = now()
4117 WHERE "id" = "issue_row"."id";
4118 END IF;
4119 END IF;
4120 -- eventually half freeze issues:
4121 IF
4122 -- NOTE: issue can't be closed at this point, if it has been accepted
4123 "issue_row"."accepted" NOTNULL AND
4124 "issue_row"."half_frozen" ISNULL
4125 THEN
4126 IF
4127 now() >= "issue_row"."accepted" + "issue_row"."discussion_time"
4128 THEN
4129 PERFORM "set_snapshot_event"("issue_id_p", 'half_freeze');
4130 -- NOTE: "issue_row" used later
4131 "issue_row"."state" := 'verification';
4132 "issue_row"."half_frozen" := now();
4133 UPDATE "issue" SET
4134 "state" = "issue_row"."state",
4135 "half_frozen" = "issue_row"."half_frozen"
4136 WHERE "id" = "issue_row"."id";
4137 END IF;
4138 END IF;
4139 -- close issues after some time, if all initiatives have been revoked:
4140 IF
4141 "issue_row"."closed" ISNULL AND
4142 NOT EXISTS (
4143 -- all initiatives are revoked
4144 SELECT NULL FROM "initiative"
4145 WHERE "issue_id" = "issue_id_p" AND "revoked" ISNULL
4146 ) AND (
4147 -- and issue has not been accepted yet
4148 "issue_row"."accepted" ISNULL OR
4149 NOT EXISTS (
4150 -- or no initiatives have been revoked lately
4151 SELECT NULL FROM "initiative"
4152 WHERE "issue_id" = "issue_id_p"
4153 AND now() < "revoked" + "issue_row"."verification_time"
4154 ) OR (
4155 -- or verification time has elapsed
4156 "issue_row"."half_frozen" NOTNULL AND
4157 "issue_row"."fully_frozen" ISNULL AND
4158 now() >= "issue_row"."half_frozen" + "issue_row"."verification_time"
4159 )
4160 )
4161 THEN
4162 -- NOTE: "issue_row" used later
4163 IF "issue_row"."accepted" ISNULL THEN
4164 "issue_row"."state" := 'canceled_revoked_before_accepted';
4165 ELSIF "issue_row"."half_frozen" ISNULL THEN
4166 "issue_row"."state" := 'canceled_after_revocation_during_discussion';
4167 ELSE
4168 "issue_row"."state" := 'canceled_after_revocation_during_verification';
4169 END IF;
4170 "issue_row"."closed" := now();
4171 UPDATE "issue" SET
4172 "state" = "issue_row"."state",
4173 "closed" = "issue_row"."closed"
4174 WHERE "id" = "issue_row"."id";
4175 END IF;
4176 -- fully freeze issue after verification time:
4177 IF
4178 "issue_row"."half_frozen" NOTNULL AND
4179 "issue_row"."fully_frozen" ISNULL AND
4180 "issue_row"."closed" ISNULL AND
4181 now() >= "issue_row"."half_frozen" + "issue_row"."verification_time"
4182 THEN
4183 PERFORM "freeze_after_snapshot"("issue_id_p");
4184 -- NOTE: "issue" might change, thus "issue_row" has to be updated below
4185 END IF;
4186 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p";
4187 -- close issue by calling close_voting(...) after voting time:
4188 IF
4189 "issue_row"."closed" ISNULL AND
4190 "issue_row"."fully_frozen" NOTNULL AND
4191 now() >= "issue_row"."fully_frozen" + "issue_row"."voting_time"
4192 THEN
4193 PERFORM "close_voting"("issue_id_p");
4194 -- calculate ranks will not consume much time and can be done now
4195 PERFORM "calculate_ranks"("issue_id_p");
4196 END IF;
4197 END IF;
4198 RETURN;
4199 END;
4200 $$;
4202 COMMENT ON FUNCTION "check_issue"
4203 ( "issue"."id"%TYPE )
4204 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.';
4207 CREATE FUNCTION "check_everything"()
4208 RETURNS VOID
4209 LANGUAGE 'plpgsql' VOLATILE AS $$
4210 DECLARE
4211 "issue_id_v" "issue"."id"%TYPE;
4212 BEGIN
4213 DELETE FROM "expired_session";
4214 PERFORM "check_activity"();
4215 PERFORM "calculate_member_counts"();
4216 FOR "issue_id_v" IN SELECT "id" FROM "open_issue" LOOP
4217 PERFORM "check_issue"("issue_id_v");
4218 END LOOP;
4219 FOR "issue_id_v" IN SELECT "id" FROM "issue_with_ranks_missing" LOOP
4220 PERFORM "calculate_ranks"("issue_id_v");
4221 END LOOP;
4222 RETURN;
4223 END;
4224 $$;
4226 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.';
4230 ----------------------
4231 -- Deletion of data --
4232 ----------------------
4235 CREATE FUNCTION "clean_issue"("issue_id_p" "issue"."id"%TYPE)
4236 RETURNS VOID
4237 LANGUAGE 'plpgsql' VOLATILE AS $$
4238 DECLARE
4239 "issue_row" "issue"%ROWTYPE;
4240 BEGIN
4241 SELECT * INTO "issue_row"
4242 FROM "issue" WHERE "id" = "issue_id_p"
4243 FOR UPDATE;
4244 IF "issue_row"."cleaned" ISNULL THEN
4245 UPDATE "issue" SET
4246 "state" = 'voting',
4247 "closed" = NULL,
4248 "ranks_available" = FALSE
4249 WHERE "id" = "issue_id_p";
4250 DELETE FROM "issue_comment"
4251 WHERE "issue_id" = "issue_id_p";
4252 DELETE FROM "voting_comment"
4253 WHERE "issue_id" = "issue_id_p";
4254 DELETE FROM "delegating_voter"
4255 WHERE "issue_id" = "issue_id_p";
4256 DELETE FROM "direct_voter"
4257 WHERE "issue_id" = "issue_id_p";
4258 DELETE FROM "delegating_interest_snapshot"
4259 WHERE "issue_id" = "issue_id_p";
4260 DELETE FROM "direct_interest_snapshot"
4261 WHERE "issue_id" = "issue_id_p";
4262 DELETE FROM "delegating_population_snapshot"
4263 WHERE "issue_id" = "issue_id_p";
4264 DELETE FROM "direct_population_snapshot"
4265 WHERE "issue_id" = "issue_id_p";
4266 DELETE FROM "non_voter"
4267 WHERE "issue_id" = "issue_id_p";
4268 DELETE FROM "delegation"
4269 WHERE "issue_id" = "issue_id_p";
4270 DELETE FROM "supporter"
4271 WHERE "issue_id" = "issue_id_p";
4272 UPDATE "issue" SET
4273 "state" = "issue_row"."state",
4274 "closed" = "issue_row"."closed",
4275 "ranks_available" = "issue_row"."ranks_available",
4276 "cleaned" = now()
4277 WHERE "id" = "issue_id_p";
4278 END IF;
4279 RETURN;
4280 END;
4281 $$;
4283 COMMENT ON FUNCTION "clean_issue"("issue"."id"%TYPE) IS 'Delete discussion data and votes belonging to an issue';
4286 CREATE FUNCTION "delete_member"("member_id_p" "member"."id"%TYPE)
4287 RETURNS VOID
4288 LANGUAGE 'plpgsql' VOLATILE AS $$
4289 BEGIN
4290 UPDATE "member" SET
4291 "last_login" = NULL,
4292 "login" = NULL,
4293 "password" = NULL,
4294 "locked" = TRUE,
4295 "active" = FALSE,
4296 "notify_email" = NULL,
4297 "notify_email_unconfirmed" = NULL,
4298 "notify_email_secret" = NULL,
4299 "notify_email_secret_expiry" = NULL,
4300 "notify_email_lock_expiry" = NULL,
4301 "password_reset_secret" = NULL,
4302 "password_reset_secret_expiry" = NULL,
4303 "organizational_unit" = NULL,
4304 "internal_posts" = NULL,
4305 "realname" = NULL,
4306 "birthday" = NULL,
4307 "address" = NULL,
4308 "email" = NULL,
4309 "xmpp_address" = NULL,
4310 "website" = NULL,
4311 "phone" = NULL,
4312 "mobile_phone" = NULL,
4313 "profession" = NULL,
4314 "external_memberships" = NULL,
4315 "external_posts" = NULL,
4316 "statement" = NULL
4317 WHERE "id" = "member_id_p";
4318 -- "text_search_data" is updated by triggers
4319 DELETE FROM "setting" WHERE "member_id" = "member_id_p";
4320 DELETE FROM "setting_map" WHERE "member_id" = "member_id_p";
4321 DELETE FROM "member_relation_setting" WHERE "member_id" = "member_id_p";
4322 DELETE FROM "member_image" WHERE "member_id" = "member_id_p";
4323 DELETE FROM "contact" WHERE "member_id" = "member_id_p";
4324 DELETE FROM "ignored_member" WHERE "member_id" = "member_id_p";
4325 DELETE FROM "session" WHERE "member_id" = "member_id_p";
4326 DELETE FROM "area_setting" WHERE "member_id" = "member_id_p";
4327 DELETE FROM "issue_setting" WHERE "member_id" = "member_id_p";
4328 DELETE FROM "ignored_initiative" WHERE "member_id" = "member_id_p";
4329 DELETE FROM "initiative_setting" WHERE "member_id" = "member_id_p";
4330 DELETE FROM "suggestion_setting" WHERE "member_id" = "member_id_p";
4331 DELETE FROM "membership" WHERE "member_id" = "member_id_p";
4332 DELETE FROM "delegation" WHERE "truster_id" = "member_id_p";
4333 DELETE FROM "non_voter" WHERE "member_id" = "member_id_p";
4334 DELETE FROM "direct_voter" USING "issue"
4335 WHERE "direct_voter"."issue_id" = "issue"."id"
4336 AND "issue"."closed" ISNULL
4337 AND "member_id" = "member_id_p";
4338 RETURN;
4339 END;
4340 $$;
4342 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)';
4345 CREATE FUNCTION "delete_private_data"()
4346 RETURNS VOID
4347 LANGUAGE 'plpgsql' VOLATILE AS $$
4348 BEGIN
4349 DELETE FROM "member" WHERE "activated" ISNULL;
4350 UPDATE "member" SET
4351 "invite_code" = NULL,
4352 "invite_code_expiry" = NULL,
4353 "admin_comment" = NULL,
4354 "last_login" = NULL,
4355 "login" = NULL,
4356 "password" = NULL,
4357 "lang" = NULL,
4358 "notify_email" = NULL,
4359 "notify_email_unconfirmed" = NULL,
4360 "notify_email_secret" = NULL,
4361 "notify_email_secret_expiry" = NULL,
4362 "notify_email_lock_expiry" = NULL,
4363 "notify_level" = NULL,
4364 "password_reset_secret" = NULL,
4365 "password_reset_secret_expiry" = NULL,
4366 "organizational_unit" = NULL,
4367 "internal_posts" = NULL,
4368 "realname" = NULL,
4369 "birthday" = NULL,
4370 "address" = NULL,
4371 "email" = NULL,
4372 "xmpp_address" = NULL,
4373 "website" = NULL,
4374 "phone" = NULL,
4375 "mobile_phone" = NULL,
4376 "profession" = NULL,
4377 "external_memberships" = NULL,
4378 "external_posts" = NULL,
4379 "formatting_engine" = NULL,
4380 "statement" = NULL;
4381 -- "text_search_data" is updated by triggers
4382 DELETE FROM "setting";
4383 DELETE FROM "setting_map";
4384 DELETE FROM "member_relation_setting";
4385 DELETE FROM "member_image";
4386 DELETE FROM "contact";
4387 DELETE FROM "ignored_member";
4388 DELETE FROM "session";
4389 DELETE FROM "area_setting";
4390 DELETE FROM "issue_setting";
4391 DELETE FROM "ignored_initiative";
4392 DELETE FROM "initiative_setting";
4393 DELETE FROM "suggestion_setting";
4394 DELETE FROM "non_voter";
4395 DELETE FROM "direct_voter" USING "issue"
4396 WHERE "direct_voter"."issue_id" = "issue"."id"
4397 AND "issue"."closed" ISNULL;
4398 RETURN;
4399 END;
4400 $$;
4402 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.';
4406 COMMIT;