liquid_feedback_core
view core.sql @ 342:bab555ea2f81
Removed unnecessary code, because multiple phase changes at once are no longer possible
| author | jbe |
|---|---|
| date | Thu Feb 21 17:11:43 2013 +0100 (2013-02-21) |
| parents | 607e8f5d66eb |
| children | c0480670965d |
line source
2 -- Execute the following command manually for PostgreSQL prior version 9.0:
3 -- CREATE LANGUAGE plpgsql;
5 -- NOTE: In PostgreSQL every UNIQUE constraint implies creation of an index
7 BEGIN;
9 CREATE VIEW "liquid_feedback_version" AS
10 SELECT * FROM (VALUES ('2.2.0', 2, 2, 0))
11 AS "subquery"("string", "major", "minor", "revision");
15 ----------------------
16 -- Full text search --
17 ----------------------
20 CREATE FUNCTION "text_search_query"("query_text_p" TEXT)
21 RETURNS TSQUERY
22 LANGUAGE 'plpgsql' IMMUTABLE AS $$
23 BEGIN
24 RETURN plainto_tsquery('pg_catalog.simple', "query_text_p");
25 END;
26 $$;
28 COMMENT ON FUNCTION "text_search_query"(TEXT) IS 'Usage: WHERE "text_search_data" @@ "text_search_query"(''<user query>'')';
31 CREATE FUNCTION "highlight"
32 ( "body_p" TEXT,
33 "query_text_p" TEXT )
34 RETURNS TEXT
35 LANGUAGE 'plpgsql' IMMUTABLE AS $$
36 BEGIN
37 RETURN ts_headline(
38 'pg_catalog.simple',
39 replace(replace("body_p", e'\\', e'\\\\'), '*', e'\\*'),
40 "text_search_query"("query_text_p"),
41 'StartSel=* StopSel=* HighlightAll=TRUE' );
42 END;
43 $$;
45 COMMENT ON FUNCTION "highlight"
46 ( "body_p" TEXT,
47 "query_text_p" TEXT )
48 IS 'For a given a user query this function encapsulates all matches with asterisks. Asterisks and backslashes being already present are preceeded with one extra backslash.';
52 -------------------------
53 -- Tables and indicies --
54 -------------------------
57 CREATE TABLE "system_setting" (
58 "member_ttl" INTERVAL );
59 CREATE UNIQUE INDEX "system_setting_singleton_idx" ON "system_setting" ((1));
61 COMMENT ON TABLE "system_setting" IS 'This table contains only one row with different settings in each column.';
62 COMMENT ON INDEX "system_setting_singleton_idx" IS 'This index ensures that "system_setting" only contains one row maximum.';
64 COMMENT ON COLUMN "system_setting"."member_ttl" IS 'Time after members get their "active" flag set to FALSE, if they do not show any activity.';
67 CREATE TABLE "contingent" (
68 PRIMARY KEY ("polling", "time_frame"),
69 "polling" BOOLEAN,
70 "time_frame" INTERVAL,
71 "text_entry_limit" INT4,
72 "initiative_limit" INT4 );
74 COMMENT ON TABLE "contingent" IS 'Amount of text entries or initiatives a user may create within a given time frame. Only one row needs to be fulfilled for a member to be allowed to post. This table must not be empty.';
76 COMMENT ON COLUMN "contingent"."polling" IS 'Determines if settings are for creating initiatives and new drafts of initiatives with "polling" flag set';
77 COMMENT ON COLUMN "contingent"."text_entry_limit" IS 'Number of new drafts or suggestions to be submitted by each member within the given time frame';
78 COMMENT ON COLUMN "contingent"."initiative_limit" IS 'Number of new initiatives to be opened by each member within a given time frame';
81 CREATE TYPE "notify_level" AS ENUM
82 ('none', 'voting', 'verification', 'discussion', 'all');
84 COMMENT ON TYPE "notify_level" IS 'Level of notification: ''none'' = no notifications, ''voting'' = notifications about finished issues and issues in voting, ''verification'' = notifications about finished issues, issues in voting and verification phase, ''discussion'' = notifications about everything except issues in admission phase, ''all'' = notifications about everything';
87 CREATE TABLE "member" (
88 "id" SERIAL4 PRIMARY KEY,
89 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
90 "invite_code" TEXT UNIQUE,
91 "invite_code_expiry" TIMESTAMPTZ,
92 "admin_comment" TEXT,
93 "activated" TIMESTAMPTZ,
94 "last_activity" DATE,
95 "last_login" TIMESTAMPTZ,
96 "login" TEXT UNIQUE,
97 "password" TEXT,
98 "locked" BOOLEAN NOT NULL DEFAULT FALSE,
99 "active" BOOLEAN NOT NULL DEFAULT FALSE,
100 "admin" BOOLEAN NOT NULL DEFAULT FALSE,
101 "lang" TEXT,
102 "notify_email" TEXT,
103 "notify_email_unconfirmed" TEXT,
104 "notify_email_secret" TEXT UNIQUE,
105 "notify_email_secret_expiry" TIMESTAMPTZ,
106 "notify_email_lock_expiry" TIMESTAMPTZ,
107 "notify_level" "notify_level",
108 "password_reset_secret" TEXT UNIQUE,
109 "password_reset_secret_expiry" TIMESTAMPTZ,
110 "name" TEXT UNIQUE,
111 "identification" TEXT UNIQUE,
112 "authentication" TEXT,
113 "organizational_unit" TEXT,
114 "internal_posts" TEXT,
115 "realname" TEXT,
116 "birthday" DATE,
117 "address" TEXT,
118 "email" TEXT,
119 "xmpp_address" TEXT,
120 "website" TEXT,
121 "phone" TEXT,
122 "mobile_phone" TEXT,
123 "profession" TEXT,
124 "external_memberships" TEXT,
125 "external_posts" TEXT,
126 "formatting_engine" TEXT,
127 "statement" TEXT,
128 "text_search_data" TSVECTOR,
129 CONSTRAINT "active_requires_activated_and_last_activity"
130 CHECK ("active" = FALSE OR ("activated" NOTNULL AND "last_activity" NOTNULL)),
131 CONSTRAINT "name_not_null_if_activated"
132 CHECK ("activated" ISNULL OR "name" NOTNULL) );
133 CREATE INDEX "member_active_idx" ON "member" ("active");
134 CREATE INDEX "member_text_search_data_idx" ON "member" USING gin ("text_search_data");
135 CREATE TRIGGER "update_text_search_data"
136 BEFORE INSERT OR UPDATE ON "member"
137 FOR EACH ROW EXECUTE PROCEDURE
138 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
139 "name", "identification", "organizational_unit", "internal_posts",
140 "realname", "external_memberships", "external_posts", "statement" );
142 COMMENT ON TABLE "member" IS 'Users of the system, e.g. members of an organization';
144 COMMENT ON COLUMN "member"."created" IS 'Creation of member record and/or invite code';
145 COMMENT ON COLUMN "member"."invite_code" IS 'Optional invite code, to allow a member to initialize his/her account the first time';
146 COMMENT ON COLUMN "member"."invite_code_expiry" IS 'Expiry data/time for "invite_code"';
147 COMMENT ON COLUMN "member"."admin_comment" IS 'Hidden comment for administrative purposes';
148 COMMENT ON COLUMN "member"."activated" IS 'Timestamp of first activation of account (i.e. usage of "invite_code"); required to be set for "active" members';
149 COMMENT ON COLUMN "member"."last_activity" IS 'Date of last activity of member; required to be set for "active" members';
150 COMMENT ON COLUMN "member"."last_login" IS 'Timestamp of last login';
151 COMMENT ON COLUMN "member"."login" IS 'Login name';
152 COMMENT ON COLUMN "member"."password" IS 'Password (preferably as crypto-hash, depending on the frontend or access layer)';
153 COMMENT ON COLUMN "member"."locked" IS 'Locked members can not log in.';
154 COMMENT ON COLUMN "member"."active" IS 'Memberships, support and votes are taken into account when corresponding members are marked as active. Automatically set to FALSE, if "last_activity" is older than "system_setting"."member_ttl".';
155 COMMENT ON COLUMN "member"."admin" IS 'TRUE for admins, which can administrate other users and setup policies and areas';
156 COMMENT ON COLUMN "member"."lang" IS 'Language code of the preferred language of the member';
157 COMMENT ON COLUMN "member"."notify_email" IS 'Email address where notifications of the system are sent to';
158 COMMENT ON COLUMN "member"."notify_email_unconfirmed" IS 'Unconfirmed email address provided by the member to be copied into "notify_email" field after verification';
159 COMMENT ON COLUMN "member"."notify_email_secret" IS 'Secret sent to the address in "notify_email_unconformed"';
160 COMMENT ON COLUMN "member"."notify_email_secret_expiry" IS 'Expiry date/time for "notify_email_secret"';
161 COMMENT ON COLUMN "member"."notify_email_lock_expiry" IS 'Date/time until no further email confirmation mails may be sent (abuse protection)';
162 COMMENT ON COLUMN "member"."notify_level" IS 'Selects which event notifications are to be sent to the "notify_email" mail address, may be NULL if member did not make any selection yet';
163 COMMENT ON COLUMN "member"."name" IS 'Distinct name of the member, may be NULL if account has not been activated yet';
164 COMMENT ON COLUMN "member"."identification" IS 'Optional identification number or code of the member';
165 COMMENT ON COLUMN "member"."authentication" IS 'Information about how this member was authenticated';
166 COMMENT ON COLUMN "member"."organizational_unit" IS 'Branch or division of the organization the member belongs to';
167 COMMENT ON COLUMN "member"."internal_posts" IS 'Posts (offices) of the member inside the organization';
168 COMMENT ON COLUMN "member"."realname" IS 'Real name of the member, may be identical with "name"';
169 COMMENT ON COLUMN "member"."email" IS 'Published email address of the member; not used for system notifications';
170 COMMENT ON COLUMN "member"."external_memberships" IS 'Other organizations the member is involved in';
171 COMMENT ON COLUMN "member"."external_posts" IS 'Posts (offices) outside the organization';
172 COMMENT ON COLUMN "member"."formatting_engine" IS 'Allows different formatting engines (i.e. wiki formats) to be used for "member"."statement"';
173 COMMENT ON COLUMN "member"."statement" IS 'Freely chosen text of the member for his/her profile';
176 -- DEPRECATED API TABLES --
178 CREATE TYPE "application_access_level" AS ENUM
179 ('member', 'full', 'pseudonymous', 'anonymous');
181 COMMENT ON TYPE "application_access_level" IS 'DEPRECATED, WILL BE REMOVED! Access privileges for applications using the API';
184 CREATE TABLE "member_application" (
185 "id" SERIAL8 PRIMARY KEY,
186 UNIQUE ("member_id", "name"),
187 "member_id" INT4 NOT NULL REFERENCES "member" ("id")
188 ON DELETE CASCADE ON UPDATE CASCADE,
189 "name" TEXT NOT NULL,
190 "comment" TEXT,
191 "access_level" "application_access_level" NOT NULL,
192 "key" TEXT NOT NULL UNIQUE,
193 "last_usage" TIMESTAMPTZ );
195 COMMENT ON TABLE "member_application" IS 'DEPRECATED, WILL BE REMOVED! Registered application being allowed to use the API';
197 -- END OF DEPRECARED API TABLES --
200 CREATE TABLE "member_history" (
201 "id" SERIAL8 PRIMARY KEY,
202 "member_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
203 "until" TIMESTAMPTZ NOT NULL DEFAULT now(),
204 "active" BOOLEAN NOT NULL,
205 "name" TEXT NOT NULL );
206 CREATE INDEX "member_history_member_id_idx" ON "member_history" ("member_id");
208 COMMENT ON TABLE "member_history" IS 'Filled by trigger; keeps information about old names and active flag of members';
210 COMMENT ON COLUMN "member_history"."id" IS 'Primary key, which can be used to sort entries correctly (and time warp resistant)';
211 COMMENT ON COLUMN "member_history"."until" IS 'Timestamp until the data was valid';
214 CREATE TABLE "rendered_member_statement" (
215 PRIMARY KEY ("member_id", "format"),
216 "member_id" INT8 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
217 "format" TEXT,
218 "content" TEXT NOT NULL );
220 COMMENT ON TABLE "rendered_member_statement" IS 'This table may be used by frontends to cache "rendered" member statements (e.g. HTML output generated from wiki text)';
223 CREATE TABLE "setting" (
224 PRIMARY KEY ("member_id", "key"),
225 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
226 "key" TEXT NOT NULL,
227 "value" TEXT NOT NULL );
228 CREATE INDEX "setting_key_idx" ON "setting" ("key");
230 COMMENT ON TABLE "setting" IS 'Place to store a frontend specific setting for members as a string';
232 COMMENT ON COLUMN "setting"."key" IS 'Name of the setting, preceded by a frontend specific prefix';
235 CREATE TABLE "setting_map" (
236 PRIMARY KEY ("member_id", "key", "subkey"),
237 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
238 "key" TEXT NOT NULL,
239 "subkey" TEXT NOT NULL,
240 "value" TEXT NOT NULL );
241 CREATE INDEX "setting_map_key_idx" ON "setting_map" ("key");
243 COMMENT ON TABLE "setting_map" IS 'Place to store a frontend specific setting for members as a map of key value pairs';
245 COMMENT ON COLUMN "setting_map"."key" IS 'Name of the setting, preceded by a frontend specific prefix';
246 COMMENT ON COLUMN "setting_map"."subkey" IS 'Key of a map entry';
247 COMMENT ON COLUMN "setting_map"."value" IS 'Value of a map entry';
250 CREATE TABLE "member_relation_setting" (
251 PRIMARY KEY ("member_id", "key", "other_member_id"),
252 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
253 "key" TEXT NOT NULL,
254 "other_member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
255 "value" TEXT NOT NULL );
257 COMMENT ON TABLE "member_relation_setting" IS 'Place to store a frontend specific setting related to relations between members as a string';
260 CREATE TYPE "member_image_type" AS ENUM ('photo', 'avatar');
262 COMMENT ON TYPE "member_image_type" IS 'Types of images for a member';
265 CREATE TABLE "member_image" (
266 PRIMARY KEY ("member_id", "image_type", "scaled"),
267 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
268 "image_type" "member_image_type",
269 "scaled" BOOLEAN,
270 "content_type" TEXT,
271 "data" BYTEA NOT NULL );
273 COMMENT ON TABLE "member_image" IS 'Images of members';
275 COMMENT ON COLUMN "member_image"."scaled" IS 'FALSE for original image, TRUE for scaled version of the image';
278 CREATE TABLE "member_count" (
279 "calculated" TIMESTAMPTZ NOT NULL DEFAULT now(),
280 "total_count" INT4 NOT NULL );
282 COMMENT ON TABLE "member_count" IS 'Contains one row which contains the total count of active(!) members and a timestamp indicating when the total member count and area member counts were calculated';
284 COMMENT ON COLUMN "member_count"."calculated" IS 'timestamp indicating when the total member count and area member counts were calculated';
285 COMMENT ON COLUMN "member_count"."total_count" IS 'Total count of active(!) members';
288 CREATE TABLE "contact" (
289 PRIMARY KEY ("member_id", "other_member_id"),
290 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
291 "other_member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
292 "public" BOOLEAN NOT NULL DEFAULT FALSE,
293 CONSTRAINT "cant_save_yourself_as_contact"
294 CHECK ("member_id" != "other_member_id") );
295 CREATE INDEX "contact_other_member_id_idx" ON "contact" ("other_member_id");
297 COMMENT ON TABLE "contact" IS 'Contact lists';
299 COMMENT ON COLUMN "contact"."member_id" IS 'Member having the contact list';
300 COMMENT ON COLUMN "contact"."other_member_id" IS 'Member referenced in the contact list';
301 COMMENT ON COLUMN "contact"."public" IS 'TRUE = display contact publically';
304 CREATE TABLE "ignored_member" (
305 PRIMARY KEY ("member_id", "other_member_id"),
306 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
307 "other_member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
308 CREATE INDEX "ignored_member_other_member_id_idx" ON "ignored_member" ("other_member_id");
310 COMMENT ON TABLE "ignored_member" IS 'Possibility to filter other members';
312 COMMENT ON COLUMN "ignored_member"."member_id" IS 'Member ignoring someone';
313 COMMENT ON COLUMN "ignored_member"."other_member_id" IS 'Member being ignored';
316 CREATE TABLE "session" (
317 "ident" TEXT PRIMARY KEY,
318 "additional_secret" TEXT,
319 "expiry" TIMESTAMPTZ NOT NULL DEFAULT now() + '24 hours',
320 "member_id" INT8 REFERENCES "member" ("id") ON DELETE SET NULL,
321 "lang" TEXT );
322 CREATE INDEX "session_expiry_idx" ON "session" ("expiry");
324 COMMENT ON TABLE "session" IS 'Sessions, i.e. for a web-frontend or API layer';
326 COMMENT ON COLUMN "session"."ident" IS 'Secret session identifier (i.e. random string)';
327 COMMENT ON COLUMN "session"."additional_secret" IS 'Additional field to store a secret, which can be used against CSRF attacks';
328 COMMENT ON COLUMN "session"."member_id" IS 'Reference to member, who is logged in';
329 COMMENT ON COLUMN "session"."lang" IS 'Language code of the selected language';
332 CREATE TABLE "policy" (
333 "id" SERIAL4 PRIMARY KEY,
334 "index" INT4 NOT NULL,
335 "active" BOOLEAN NOT NULL DEFAULT TRUE,
336 "name" TEXT NOT NULL UNIQUE,
337 "description" TEXT NOT NULL DEFAULT '',
338 "polling" BOOLEAN NOT NULL DEFAULT FALSE,
339 "admission_time" INTERVAL,
340 "discussion_time" INTERVAL,
341 "verification_time" INTERVAL,
342 "voting_time" INTERVAL,
343 "issue_quorum_num" INT4,
344 "issue_quorum_den" INT4,
345 "initiative_quorum_num" INT4 NOT NULL,
346 "initiative_quorum_den" INT4 NOT NULL,
347 "direct_majority_num" INT4 NOT NULL DEFAULT 1,
348 "direct_majority_den" INT4 NOT NULL DEFAULT 2,
349 "direct_majority_strict" BOOLEAN NOT NULL DEFAULT TRUE,
350 "direct_majority_positive" INT4 NOT NULL DEFAULT 0,
351 "direct_majority_non_negative" INT4 NOT NULL DEFAULT 0,
352 "indirect_majority_num" INT4 NOT NULL DEFAULT 1,
353 "indirect_majority_den" INT4 NOT NULL DEFAULT 2,
354 "indirect_majority_strict" BOOLEAN NOT NULL DEFAULT TRUE,
355 "indirect_majority_positive" INT4 NOT NULL DEFAULT 0,
356 "indirect_majority_non_negative" INT4 NOT NULL DEFAULT 0,
357 "no_reverse_beat_path" BOOLEAN NOT NULL DEFAULT TRUE,
358 "no_multistage_majority" BOOLEAN NOT NULL DEFAULT FALSE,
359 CONSTRAINT "timing" CHECK (
360 ( "polling" = FALSE AND
361 "admission_time" NOTNULL AND "discussion_time" NOTNULL AND
362 "verification_time" NOTNULL AND "voting_time" NOTNULL ) OR
363 ( "polling" = TRUE AND
364 "admission_time" ISNULL AND "discussion_time" NOTNULL AND
365 "verification_time" NOTNULL AND "voting_time" NOTNULL ) OR
366 ( "polling" = TRUE AND
367 "admission_time" ISNULL AND "discussion_time" ISNULL AND
368 "verification_time" ISNULL AND "voting_time" ISNULL ) ),
369 CONSTRAINT "issue_quorum_if_and_only_if_not_polling" CHECK (
370 "polling" = "issue_quorum_num" ISNULL AND
371 "polling" = "issue_quorum_den" ISNULL ) );
372 CREATE INDEX "policy_active_idx" ON "policy" ("active");
374 COMMENT ON TABLE "policy" IS 'Policies for a particular proceeding type (timelimits, quorum)';
376 COMMENT ON COLUMN "policy"."index" IS 'Determines the order in listings';
377 COMMENT ON COLUMN "policy"."active" IS 'TRUE = policy can be used for new issues';
378 COMMENT ON COLUMN "policy"."polling" IS 'TRUE = special policy for non-user-generated issues without issue quorum, where certain initiatives (those having the "polling" flag set) do not need to pass the initiative quorum; "admission_time" MUST be set to NULL, the other timings may be set to NULL altogether, allowing individual timing for those issues';
379 COMMENT ON COLUMN "policy"."admission_time" IS 'Maximum duration of issue state ''admission''; Maximum time an issue stays open without being "accepted"';
380 COMMENT ON COLUMN "policy"."discussion_time" IS 'Duration of issue state ''discussion''; Regular time until an issue is "half_frozen" after being "accepted"';
381 COMMENT ON COLUMN "policy"."verification_time" IS 'Duration of issue state ''verification''; Regular time until an issue is "fully_frozen" (e.g. entering issue state ''voting'') after being "half_frozen"';
382 COMMENT ON COLUMN "policy"."voting_time" IS 'Duration of issue state ''voting''; Time after an issue is "fully_frozen" but not "closed" (duration of issue state ''voting'')';
383 COMMENT ON COLUMN "policy"."issue_quorum_num" IS 'Numerator of potential supporter quorum to be reached by one initiative of an issue to be "accepted" and enter issue state ''discussion''';
384 COMMENT ON COLUMN "policy"."issue_quorum_den" IS 'Denominator of potential supporter quorum to be reached by one initiative of an issue to be "accepted" and enter issue state ''discussion''';
385 COMMENT ON COLUMN "policy"."initiative_quorum_num" IS 'Numerator of satisfied supporter quorum to be reached by an initiative to be "admitted" for voting';
386 COMMENT ON COLUMN "policy"."initiative_quorum_den" IS 'Denominator of satisfied supporter quorum to be reached by an initiative to be "admitted" for voting';
387 COMMENT ON COLUMN "policy"."direct_majority_num" IS 'Numerator of fraction of neccessary direct majority for initiatives to be attainable as winner';
388 COMMENT ON COLUMN "policy"."direct_majority_den" IS 'Denominator of fraction of neccessary direct majority for initaitives to be attainable as winner';
389 COMMENT ON COLUMN "policy"."direct_majority_strict" IS 'If TRUE, then the direct majority must be strictly greater than "direct_majority_num"/"direct_majority_den", otherwise it may also be equal.';
390 COMMENT ON COLUMN "policy"."direct_majority_positive" IS 'Absolute number of "positive_votes" neccessary for an initiative to be attainable as winner';
391 COMMENT ON COLUMN "policy"."direct_majority_non_negative" IS 'Absolute number of sum of "positive_votes" and abstentions neccessary for an initiative to be attainable as winner';
392 COMMENT ON COLUMN "policy"."indirect_majority_num" IS 'Numerator of fraction of neccessary indirect majority (through beat path) for initiatives to be attainable as winner';
393 COMMENT ON COLUMN "policy"."indirect_majority_den" IS 'Denominator of fraction of neccessary indirect majority (through beat path) for initiatives to be attainable as winner';
394 COMMENT ON COLUMN "policy"."indirect_majority_strict" IS 'If TRUE, then the indirect majority must be strictly greater than "indirect_majority_num"/"indirect_majority_den", otherwise it may also be equal.';
395 COMMENT ON COLUMN "policy"."indirect_majority_positive" IS 'Absolute number of votes in favor of the winner neccessary in a beat path to the status quo for an initaitive to be attainable as winner';
396 COMMENT ON COLUMN "policy"."indirect_majority_non_negative" IS 'Absolute number of sum of votes in favor and abstentions in a beat path to the status quo for an initiative to be attainable as winner';
397 COMMENT ON COLUMN "policy"."no_reverse_beat_path" IS 'Causes initiatives with "reverse_beat_path" flag to not be "eligible", thus disallowing them to be winner. See comment on column "initiative"."reverse_beat_path". This option ensures both that a winning initiative is never tied in a (weak) condorcet paradox with the status quo and a winning initiative always beats the status quo directly with a simple majority.';
398 COMMENT ON COLUMN "policy"."no_multistage_majority" IS 'Causes initiatives with "multistage_majority" flag to not be "eligible", thus disallowing them to be winner. See comment on column "initiative"."multistage_majority". This disqualifies initiatives which could cause an instable result. An instable result in this meaning is a result such that repeating the ballot with same preferences but with the winner of the first ballot as status quo would lead to a different winner in the second ballot. If there are no direct majorities required for the winner, or if in direct comparison only simple majorities are required and "no_reverse_beat_path" is true, then results are always stable and this flag does not have any effect on the winner (but still affects the "eligible" flag of an "initiative").';
401 CREATE TABLE "unit" (
402 "id" SERIAL4 PRIMARY KEY,
403 "parent_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
404 "active" BOOLEAN NOT NULL DEFAULT TRUE,
405 "name" TEXT NOT NULL,
406 "description" TEXT NOT NULL DEFAULT '',
407 "member_count" INT4,
408 "text_search_data" TSVECTOR );
409 CREATE INDEX "unit_root_idx" ON "unit" ("id") WHERE "parent_id" ISNULL;
410 CREATE INDEX "unit_parent_id_idx" ON "unit" ("parent_id");
411 CREATE INDEX "unit_active_idx" ON "unit" ("active");
412 CREATE INDEX "unit_text_search_data_idx" ON "unit" USING gin ("text_search_data");
413 CREATE TRIGGER "update_text_search_data"
414 BEFORE INSERT OR UPDATE ON "unit"
415 FOR EACH ROW EXECUTE PROCEDURE
416 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
417 "name", "description" );
419 COMMENT ON TABLE "unit" IS 'Organizational units organized as trees; Delegations are not inherited through these trees.';
421 COMMENT ON COLUMN "unit"."parent_id" IS 'Parent id of tree node; Multiple roots allowed';
422 COMMENT ON COLUMN "unit"."active" IS 'TRUE means new issues can be created in areas of this unit';
423 COMMENT ON COLUMN "unit"."member_count" IS 'Count of members as determined by column "voting_right" in table "privilege"';
426 CREATE TABLE "unit_setting" (
427 PRIMARY KEY ("member_id", "key", "unit_id"),
428 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
429 "key" TEXT NOT NULL,
430 "unit_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
431 "value" TEXT NOT NULL );
433 COMMENT ON TABLE "unit_setting" IS 'Place for frontend to store unit specific settings of members as strings';
436 CREATE TABLE "area" (
437 "id" SERIAL4 PRIMARY KEY,
438 "unit_id" INT4 NOT NULL REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
439 "active" BOOLEAN NOT NULL DEFAULT TRUE,
440 "name" TEXT NOT NULL,
441 "description" TEXT NOT NULL DEFAULT '',
442 "direct_member_count" INT4,
443 "member_weight" INT4,
444 "text_search_data" TSVECTOR );
445 CREATE INDEX "area_unit_id_idx" ON "area" ("unit_id");
446 CREATE INDEX "area_active_idx" ON "area" ("active");
447 CREATE INDEX "area_text_search_data_idx" ON "area" USING gin ("text_search_data");
448 CREATE TRIGGER "update_text_search_data"
449 BEFORE INSERT OR UPDATE ON "area"
450 FOR EACH ROW EXECUTE PROCEDURE
451 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
452 "name", "description" );
454 COMMENT ON TABLE "area" IS 'Subject areas';
456 COMMENT ON COLUMN "area"."active" IS 'TRUE means new issues can be created in this area';
457 COMMENT ON COLUMN "area"."direct_member_count" IS 'Number of active members of that area (ignoring their weight), as calculated from view "area_member_count"';
458 COMMENT ON COLUMN "area"."member_weight" IS 'Same as "direct_member_count" but respecting delegations';
461 CREATE TABLE "area_setting" (
462 PRIMARY KEY ("member_id", "key", "area_id"),
463 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
464 "key" TEXT NOT NULL,
465 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
466 "value" TEXT NOT NULL );
468 COMMENT ON TABLE "area_setting" IS 'Place for frontend to store area specific settings of members as strings';
471 CREATE TABLE "allowed_policy" (
472 PRIMARY KEY ("area_id", "policy_id"),
473 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
474 "policy_id" INT4 NOT NULL REFERENCES "policy" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
475 "default_policy" BOOLEAN NOT NULL DEFAULT FALSE );
476 CREATE UNIQUE INDEX "allowed_policy_one_default_per_area_idx" ON "allowed_policy" ("area_id") WHERE "default_policy";
478 COMMENT ON TABLE "allowed_policy" IS 'Selects which policies can be used in each area';
480 COMMENT ON COLUMN "allowed_policy"."default_policy" IS 'One policy per area can be set as default.';
483 CREATE TYPE "snapshot_event" AS ENUM ('periodic', 'end_of_admission', 'half_freeze', 'full_freeze');
485 COMMENT ON TYPE "snapshot_event" IS 'Reason for snapshots: ''periodic'' = due to periodic recalculation, ''end_of_admission'' = saved state at end of admission period, ''half_freeze'' = saved state at end of discussion period, ''full_freeze'' = saved state at end of verification period';
488 CREATE TYPE "issue_state" AS ENUM (
489 'admission', 'discussion', 'verification', 'voting',
490 'canceled_revoked_before_accepted',
491 'canceled_issue_not_accepted',
492 'canceled_after_revocation_during_discussion',
493 'canceled_after_revocation_during_verification',
494 'canceled_no_initiative_admitted',
495 'finished_without_winner', 'finished_with_winner');
497 COMMENT ON TYPE "issue_state" IS 'State of issues';
500 CREATE TABLE "issue" (
501 "id" SERIAL4 PRIMARY KEY,
502 "area_id" INT4 NOT NULL REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
503 "policy_id" INT4 NOT NULL REFERENCES "policy" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
504 "state" "issue_state" NOT NULL DEFAULT 'admission',
505 "phase_finished" TIMESTAMPTZ,
506 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
507 "accepted" TIMESTAMPTZ,
508 "half_frozen" TIMESTAMPTZ,
509 "fully_frozen" TIMESTAMPTZ,
510 "closed" TIMESTAMPTZ,
511 "cleaned" TIMESTAMPTZ,
512 "admission_time" INTERVAL,
513 "discussion_time" INTERVAL NOT NULL,
514 "verification_time" INTERVAL NOT NULL,
515 "voting_time" INTERVAL NOT NULL,
516 "snapshot" TIMESTAMPTZ,
517 "latest_snapshot_event" "snapshot_event",
518 "population" INT4,
519 "voter_count" INT4,
520 "status_quo_schulze_rank" INT4,
521 CONSTRAINT "admission_time_not_null_unless_instantly_accepted" CHECK (
522 "admission_time" NOTNULL OR ("accepted" NOTNULL AND "accepted" = "created") ),
523 CONSTRAINT "valid_state" CHECK (
524 (
525 ("accepted" ISNULL AND "half_frozen" ISNULL AND "fully_frozen" ISNULL ) OR
526 ("accepted" NOTNULL AND "half_frozen" ISNULL AND "fully_frozen" ISNULL ) OR
527 ("accepted" NOTNULL AND "half_frozen" NOTNULL AND "fully_frozen" ISNULL ) OR
528 ("accepted" NOTNULL AND "half_frozen" NOTNULL AND "fully_frozen" NOTNULL)
529 ) AND (
530 ("state" = 'admission' AND "closed" ISNULL AND "accepted" ISNULL) OR
531 ("state" = 'discussion' AND "closed" ISNULL AND "accepted" NOTNULL AND "half_frozen" ISNULL) OR
532 ("state" = 'verification' AND "closed" ISNULL AND "half_frozen" NOTNULL AND "fully_frozen" ISNULL) OR
533 ("state" = 'voting' AND "closed" ISNULL AND "fully_frozen" NOTNULL) OR
534 ("state" = 'canceled_revoked_before_accepted' AND "closed" NOTNULL AND "accepted" ISNULL) OR
535 ("state" = 'canceled_issue_not_accepted' AND "closed" NOTNULL AND "accepted" ISNULL) OR
536 ("state" = 'canceled_after_revocation_during_discussion' AND "closed" NOTNULL AND "half_frozen" ISNULL) OR
537 ("state" = 'canceled_after_revocation_during_verification' AND "closed" NOTNULL AND "fully_frozen" ISNULL) OR
538 ("state" = 'canceled_no_initiative_admitted' AND "closed" NOTNULL AND "fully_frozen" NOTNULL AND "closed" = "fully_frozen") OR
539 ("state" = 'finished_without_winner' AND "closed" NOTNULL AND "fully_frozen" NOTNULL AND "closed" != "fully_frozen") OR
540 ("state" = 'finished_with_winner' AND "closed" NOTNULL AND "fully_frozen" NOTNULL AND "closed" != "fully_frozen")
541 )),
542 CONSTRAINT "phase_finished_only_when_not_closed" CHECK (
543 "phase_finished" ISNULL OR "closed" ISNULL ),
544 CONSTRAINT "state_change_order" CHECK (
545 "created" <= "accepted" AND
546 "accepted" <= "half_frozen" AND
547 "half_frozen" <= "fully_frozen" AND
548 "fully_frozen" <= "closed" ),
549 CONSTRAINT "only_closed_issues_may_be_cleaned" CHECK (
550 "cleaned" ISNULL OR "closed" NOTNULL ),
551 CONSTRAINT "last_snapshot_on_full_freeze"
552 CHECK ("snapshot" = "fully_frozen"), -- NOTE: snapshot can be set, while frozen is NULL yet
553 CONSTRAINT "freeze_requires_snapshot"
554 CHECK ("fully_frozen" ISNULL OR "snapshot" NOTNULL),
555 CONSTRAINT "set_both_or_none_of_snapshot_and_latest_snapshot_event"
556 CHECK ("snapshot" NOTNULL = "latest_snapshot_event" NOTNULL) );
557 CREATE INDEX "issue_area_id_idx" ON "issue" ("area_id");
558 CREATE INDEX "issue_policy_id_idx" ON "issue" ("policy_id");
559 CREATE INDEX "issue_created_idx" ON "issue" ("created");
560 CREATE INDEX "issue_accepted_idx" ON "issue" ("accepted");
561 CREATE INDEX "issue_half_frozen_idx" ON "issue" ("half_frozen");
562 CREATE INDEX "issue_fully_frozen_idx" ON "issue" ("fully_frozen");
563 CREATE INDEX "issue_closed_idx" ON "issue" ("closed");
564 CREATE INDEX "issue_created_idx_open" ON "issue" ("created") WHERE "closed" ISNULL;
565 CREATE INDEX "issue_closed_idx_canceled" ON "issue" ("closed") WHERE "fully_frozen" ISNULL;
567 COMMENT ON TABLE "issue" IS 'Groups of initiatives';
569 COMMENT ON COLUMN "issue"."phase_finished" IS 'Set to a value NOTNULL, if the current phase has finished, but calculations are pending; No changes in this issue shall be made by the frontend or API when this value is set';
570 COMMENT ON COLUMN "issue"."accepted" IS 'Point in time, when one initiative of issue reached the "issue_quorum"';
571 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.';
572 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.';
573 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.';
574 COMMENT ON COLUMN "issue"."cleaned" IS 'Point in time, when discussion data and votes had been deleted';
575 COMMENT ON COLUMN "issue"."admission_time" IS 'Copied from "policy" table at creation of issue';
576 COMMENT ON COLUMN "issue"."discussion_time" IS 'Copied from "policy" table at creation of issue';
577 COMMENT ON COLUMN "issue"."verification_time" IS 'Copied from "policy" table at creation of issue';
578 COMMENT ON COLUMN "issue"."voting_time" IS 'Copied from "policy" table at creation of issue';
579 COMMENT ON COLUMN "issue"."snapshot" IS 'Point in time, when snapshot tables have been updated and "population" and *_count values were precalculated';
580 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';
581 COMMENT ON COLUMN "issue"."population" IS 'Sum of "weight" column in table "direct_population_snapshot"';
582 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';
583 COMMENT ON COLUMN "issue"."status_quo_schulze_rank" IS 'Schulze rank of status quo, as calculated by "calculate_ranks" function';
586 CREATE TABLE "issue_setting" (
587 PRIMARY KEY ("member_id", "key", "issue_id"),
588 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
589 "key" TEXT NOT NULL,
590 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
591 "value" TEXT NOT NULL );
593 COMMENT ON TABLE "issue_setting" IS 'Place for frontend to store issue specific settings of members as strings';
596 CREATE TABLE "initiative" (
597 UNIQUE ("issue_id", "id"), -- index needed for foreign-key on table "vote"
598 "issue_id" INT4 NOT NULL REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
599 "id" SERIAL4 PRIMARY KEY,
600 "name" TEXT NOT NULL,
601 "polling" BOOLEAN NOT NULL DEFAULT FALSE,
602 "discussion_url" TEXT,
603 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
604 "revoked" TIMESTAMPTZ,
605 "revoked_by_member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
606 "suggested_initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
607 "admitted" BOOLEAN,
608 "supporter_count" INT4,
609 "informed_supporter_count" INT4,
610 "satisfied_supporter_count" INT4,
611 "satisfied_informed_supporter_count" INT4,
612 "harmonic_weight" NUMERIC(12, 3),
613 "positive_votes" INT4,
614 "negative_votes" INT4,
615 "direct_majority" BOOLEAN,
616 "indirect_majority" BOOLEAN,
617 "schulze_rank" INT4,
618 "better_than_status_quo" BOOLEAN,
619 "worse_than_status_quo" BOOLEAN,
620 "reverse_beat_path" BOOLEAN,
621 "multistage_majority" BOOLEAN,
622 "eligible" BOOLEAN,
623 "winner" BOOLEAN,
624 "rank" INT4,
625 "text_search_data" TSVECTOR,
626 CONSTRAINT "all_or_none_of_revoked_and_revoked_by_member_id_must_be_null"
627 CHECK ("revoked" NOTNULL = "revoked_by_member_id" NOTNULL),
628 CONSTRAINT "non_revoked_initiatives_cant_suggest_other"
629 CHECK ("revoked" NOTNULL OR "suggested_initiative_id" ISNULL),
630 CONSTRAINT "revoked_initiatives_cant_be_admitted"
631 CHECK ("revoked" ISNULL OR "admitted" ISNULL),
632 CONSTRAINT "non_admitted_initiatives_cant_contain_voting_results" CHECK (
633 ( "admitted" NOTNULL AND "admitted" = TRUE ) OR
634 ( "positive_votes" ISNULL AND "negative_votes" ISNULL AND
635 "direct_majority" ISNULL AND "indirect_majority" ISNULL AND
636 "schulze_rank" ISNULL AND
637 "better_than_status_quo" ISNULL AND "worse_than_status_quo" ISNULL AND
638 "reverse_beat_path" ISNULL AND "multistage_majority" ISNULL AND
639 "eligible" ISNULL AND "winner" ISNULL AND "rank" ISNULL ) ),
640 CONSTRAINT "better_excludes_worse" CHECK (NOT ("better_than_status_quo" AND "worse_than_status_quo")),
641 CONSTRAINT "minimum_requirement_to_be_eligible" CHECK (
642 "eligible" = FALSE OR
643 ("direct_majority" AND "indirect_majority" AND "better_than_status_quo") ),
644 CONSTRAINT "winner_must_be_eligible" CHECK ("winner"=FALSE OR "eligible"=TRUE),
645 CONSTRAINT "winner_must_have_first_rank" CHECK ("winner"=FALSE OR "rank"=1),
646 CONSTRAINT "eligible_at_first_rank_is_winner" CHECK ("eligible"=FALSE OR "rank"!=1 OR "winner"=TRUE),
647 CONSTRAINT "unique_rank_per_issue" UNIQUE ("issue_id", "rank") );
648 CREATE INDEX "initiative_created_idx" ON "initiative" ("created");
649 CREATE INDEX "initiative_revoked_idx" ON "initiative" ("revoked");
650 CREATE INDEX "initiative_text_search_data_idx" ON "initiative" USING gin ("text_search_data");
651 CREATE TRIGGER "update_text_search_data"
652 BEFORE INSERT OR UPDATE ON "initiative"
653 FOR EACH ROW EXECUTE PROCEDURE
654 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
655 "name", "discussion_url");
657 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.';
659 COMMENT ON COLUMN "initiative"."polling" IS 'Initiative does not need to pass the initiative quorum (see "policy"."polling")';
660 COMMENT ON COLUMN "initiative"."discussion_url" IS 'URL pointing to a discussion platform for this initiative';
661 COMMENT ON COLUMN "initiative"."revoked" IS 'Point in time, when one initiator decided to revoke the initiative';
662 COMMENT ON COLUMN "initiative"."revoked_by_member_id" IS 'Member, who decided to revoke the initiative';
663 COMMENT ON COLUMN "initiative"."admitted" IS 'TRUE, if initiative reaches the "initiative_quorum" when freezing the issue';
664 COMMENT ON COLUMN "initiative"."supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
665 COMMENT ON COLUMN "initiative"."informed_supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
666 COMMENT ON COLUMN "initiative"."satisfied_supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
667 COMMENT ON COLUMN "initiative"."satisfied_informed_supporter_count" IS 'Calculated from table "direct_supporter_snapshot"';
668 COMMENT ON COLUMN "initiative"."harmonic_weight" IS 'Indicates the relevancy of the initiative, calculated from the potential supporters weighted with the harmonic series to avoid a large number of clones affecting other initiative''s sorting positions too much; shall be used as secondary sorting key after "admitted" as primary sorting key';
669 COMMENT ON COLUMN "initiative"."positive_votes" IS 'Calculated from table "direct_voter"';
670 COMMENT ON COLUMN "initiative"."negative_votes" IS 'Calculated from table "direct_voter"';
671 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"';
672 COMMENT ON COLUMN "initiative"."indirect_majority" IS 'Same as "direct_majority", but also considering indirect beat paths';
673 COMMENT ON COLUMN "initiative"."schulze_rank" IS 'Schulze-Ranking without tie-breaking';
674 COMMENT ON COLUMN "initiative"."better_than_status_quo" IS 'TRUE, if initiative has a schulze-ranking better than the status quo (without tie-breaking)';
675 COMMENT ON COLUMN "initiative"."worse_than_status_quo" IS 'TRUE, if initiative has a schulze-ranking worse than the status quo (without tie-breaking)';
676 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';
677 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';
678 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"';
679 COMMENT ON COLUMN "initiative"."winner" IS 'Winner is the "eligible" initiative with best "schulze_rank" and in case of ties with lowest "id"';
680 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';
683 CREATE TABLE "battle" (
684 "issue_id" INT4 NOT NULL,
685 "winning_initiative_id" INT4,
686 FOREIGN KEY ("issue_id", "winning_initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
687 "losing_initiative_id" INT4,
688 FOREIGN KEY ("issue_id", "losing_initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
689 "count" INT4 NOT NULL,
690 CONSTRAINT "initiative_ids_not_equal" CHECK (
691 "winning_initiative_id" != "losing_initiative_id" OR
692 ( ("winning_initiative_id" NOTNULL AND "losing_initiative_id" ISNULL) OR
693 ("winning_initiative_id" ISNULL AND "losing_initiative_id" NOTNULL) ) ) );
694 CREATE UNIQUE INDEX "battle_winning_losing_idx" ON "battle" ("issue_id", "winning_initiative_id", "losing_initiative_id");
695 CREATE UNIQUE INDEX "battle_winning_null_idx" ON "battle" ("issue_id", "winning_initiative_id") WHERE "losing_initiative_id" ISNULL;
696 CREATE UNIQUE INDEX "battle_null_losing_idx" ON "battle" ("issue_id", "losing_initiative_id") WHERE "winning_initiative_id" ISNULL;
698 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';
701 CREATE TABLE "ignored_initiative" (
702 PRIMARY KEY ("initiative_id", "member_id"),
703 "initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
704 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
705 CREATE INDEX "ignored_initiative_member_id_idx" ON "ignored_initiative" ("member_id");
707 COMMENT ON TABLE "ignored_initiative" IS 'Possibility to filter initiatives';
710 CREATE TABLE "initiative_setting" (
711 PRIMARY KEY ("member_id", "key", "initiative_id"),
712 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
713 "key" TEXT NOT NULL,
714 "initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
715 "value" TEXT NOT NULL );
717 COMMENT ON TABLE "initiative_setting" IS 'Place for frontend to store initiative specific settings of members as strings';
720 CREATE TABLE "draft" (
721 UNIQUE ("initiative_id", "id"), -- index needed for foreign-key on table "supporter"
722 "initiative_id" INT4 NOT NULL REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
723 "id" SERIAL8 PRIMARY KEY,
724 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
725 "author_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
726 "formatting_engine" TEXT,
727 "content" TEXT NOT NULL,
728 "text_search_data" TSVECTOR );
729 CREATE INDEX "draft_created_idx" ON "draft" ("created");
730 CREATE INDEX "draft_author_id_created_idx" ON "draft" ("author_id", "created");
731 CREATE INDEX "draft_text_search_data_idx" ON "draft" USING gin ("text_search_data");
732 CREATE TRIGGER "update_text_search_data"
733 BEFORE INSERT OR UPDATE ON "draft"
734 FOR EACH ROW EXECUTE PROCEDURE
735 tsvector_update_trigger('text_search_data', 'pg_catalog.simple', "content");
737 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.';
739 COMMENT ON COLUMN "draft"."formatting_engine" IS 'Allows different formatting engines (i.e. wiki formats) to be used';
740 COMMENT ON COLUMN "draft"."content" IS 'Text of the draft in a format depending on the field "formatting_engine"';
743 CREATE TABLE "rendered_draft" (
744 PRIMARY KEY ("draft_id", "format"),
745 "draft_id" INT8 REFERENCES "draft" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
746 "format" TEXT,
747 "content" TEXT NOT NULL );
749 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)';
752 CREATE TABLE "suggestion" (
753 UNIQUE ("initiative_id", "id"), -- index needed for foreign-key on table "opinion"
754 "initiative_id" INT4 NOT NULL REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
755 "id" SERIAL8 PRIMARY KEY,
756 "draft_id" INT8 NOT NULL,
757 FOREIGN KEY ("initiative_id", "draft_id") REFERENCES "draft" ("initiative_id", "id") ON DELETE NO ACTION ON UPDATE CASCADE,
758 "created" TIMESTAMPTZ NOT NULL DEFAULT now(),
759 "author_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
760 "name" TEXT NOT NULL,
761 "formatting_engine" TEXT,
762 "content" TEXT NOT NULL DEFAULT '',
763 "text_search_data" TSVECTOR,
764 "minus2_unfulfilled_count" INT4,
765 "minus2_fulfilled_count" INT4,
766 "minus1_unfulfilled_count" INT4,
767 "minus1_fulfilled_count" INT4,
768 "plus1_unfulfilled_count" INT4,
769 "plus1_fulfilled_count" INT4,
770 "plus2_unfulfilled_count" INT4,
771 "plus2_fulfilled_count" INT4 );
772 CREATE INDEX "suggestion_created_idx" ON "suggestion" ("created");
773 CREATE INDEX "suggestion_author_id_created_idx" ON "suggestion" ("author_id", "created");
774 CREATE INDEX "suggestion_text_search_data_idx" ON "suggestion" USING gin ("text_search_data");
775 CREATE TRIGGER "update_text_search_data"
776 BEFORE INSERT OR UPDATE ON "suggestion"
777 FOR EACH ROW EXECUTE PROCEDURE
778 tsvector_update_trigger('text_search_data', 'pg_catalog.simple',
779 "name", "content");
781 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';
783 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")';
784 COMMENT ON COLUMN "suggestion"."minus2_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
785 COMMENT ON COLUMN "suggestion"."minus2_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
786 COMMENT ON COLUMN "suggestion"."minus1_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
787 COMMENT ON COLUMN "suggestion"."minus1_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
788 COMMENT ON COLUMN "suggestion"."plus1_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
789 COMMENT ON COLUMN "suggestion"."plus1_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
790 COMMENT ON COLUMN "suggestion"."plus2_unfulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
791 COMMENT ON COLUMN "suggestion"."plus2_fulfilled_count" IS 'Calculated from table "direct_supporter_snapshot", not requiring informed supporters';
794 CREATE TABLE "rendered_suggestion" (
795 PRIMARY KEY ("suggestion_id", "format"),
796 "suggestion_id" INT8 REFERENCES "suggestion" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
797 "format" TEXT,
798 "content" TEXT NOT NULL );
800 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)';
803 CREATE TABLE "suggestion_setting" (
804 PRIMARY KEY ("member_id", "key", "suggestion_id"),
805 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
806 "key" TEXT NOT NULL,
807 "suggestion_id" INT8 REFERENCES "suggestion" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
808 "value" TEXT NOT NULL );
810 COMMENT ON TABLE "suggestion_setting" IS 'Place for frontend to store suggestion specific settings of members as strings';
813 CREATE TABLE "privilege" (
814 PRIMARY KEY ("unit_id", "member_id"),
815 "unit_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
816 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
817 "admin_manager" BOOLEAN NOT NULL DEFAULT FALSE,
818 "unit_manager" BOOLEAN NOT NULL DEFAULT FALSE,
819 "area_manager" BOOLEAN NOT NULL DEFAULT FALSE,
820 "member_manager" BOOLEAN NOT NULL DEFAULT FALSE,
821 "initiative_right" BOOLEAN NOT NULL DEFAULT TRUE,
822 "voting_right" BOOLEAN NOT NULL DEFAULT TRUE,
823 "polling_right" BOOLEAN NOT NULL DEFAULT FALSE );
825 COMMENT ON TABLE "privilege" IS 'Members rights related to each unit';
827 COMMENT ON COLUMN "privilege"."admin_manager" IS 'Grant/revoke any privileges to/from other members';
828 COMMENT ON COLUMN "privilege"."unit_manager" IS 'Create and disable sub units';
829 COMMENT ON COLUMN "privilege"."area_manager" IS 'Create and disable areas and set area parameters';
830 COMMENT ON COLUMN "privilege"."member_manager" IS 'Adding/removing members from the unit, granting or revoking "initiative_right" and "voting_right"';
831 COMMENT ON COLUMN "privilege"."initiative_right" IS 'Right to create an initiative';
832 COMMENT ON COLUMN "privilege"."voting_right" IS 'Right to support initiatives, create and rate suggestions, and to vote';
833 COMMENT ON COLUMN "privilege"."polling_right" IS 'Right to create issues with policies having the "policy"."polling" flag set, and to add initiatives having the "initiative"."polling" flag set to those issues';
836 CREATE TABLE "membership" (
837 PRIMARY KEY ("area_id", "member_id"),
838 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
839 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
840 CREATE INDEX "membership_member_id_idx" ON "membership" ("member_id");
842 COMMENT ON TABLE "membership" IS 'Interest of members in topic areas';
845 CREATE TABLE "interest" (
846 PRIMARY KEY ("issue_id", "member_id"),
847 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
848 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
849 CREATE INDEX "interest_member_id_idx" ON "interest" ("member_id");
851 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.';
854 CREATE TABLE "initiator" (
855 PRIMARY KEY ("initiative_id", "member_id"),
856 "initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
857 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
858 "accepted" BOOLEAN );
859 CREATE INDEX "initiator_member_id_idx" ON "initiator" ("member_id");
861 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.';
863 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.';
866 CREATE TABLE "supporter" (
867 "issue_id" INT4 NOT NULL,
868 PRIMARY KEY ("initiative_id", "member_id"),
869 "initiative_id" INT4,
870 "member_id" INT4,
871 "draft_id" INT8 NOT NULL,
872 FOREIGN KEY ("issue_id", "member_id") REFERENCES "interest" ("issue_id", "member_id") ON DELETE CASCADE ON UPDATE CASCADE,
873 FOREIGN KEY ("initiative_id", "draft_id") REFERENCES "draft" ("initiative_id", "id") ON DELETE NO ACTION ON UPDATE CASCADE );
874 CREATE INDEX "supporter_member_id_idx" ON "supporter" ("member_id");
876 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.';
878 COMMENT ON COLUMN "supporter"."issue_id" IS 'WARNING: No index: For selections use column "initiative_id" and join via table "initiative" where neccessary';
879 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")';
882 CREATE TABLE "opinion" (
883 "initiative_id" INT4 NOT NULL,
884 PRIMARY KEY ("suggestion_id", "member_id"),
885 "suggestion_id" INT8,
886 "member_id" INT4,
887 "degree" INT2 NOT NULL CHECK ("degree" >= -2 AND "degree" <= 2 AND "degree" != 0),
888 "fulfilled" BOOLEAN NOT NULL DEFAULT FALSE,
889 FOREIGN KEY ("initiative_id", "suggestion_id") REFERENCES "suggestion" ("initiative_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
890 FOREIGN KEY ("initiative_id", "member_id") REFERENCES "supporter" ("initiative_id", "member_id") ON DELETE CASCADE ON UPDATE CASCADE );
891 CREATE INDEX "opinion_member_id_initiative_id_idx" ON "opinion" ("member_id", "initiative_id");
893 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.';
895 COMMENT ON COLUMN "opinion"."degree" IS '2 = fulfillment required for support; 1 = fulfillment desired; -1 = fulfillment unwanted; -2 = fulfillment cancels support';
898 CREATE TYPE "delegation_scope" AS ENUM ('unit', 'area', 'issue');
900 COMMENT ON TYPE "delegation_scope" IS 'Scope for delegations: ''unit'', ''area'', or ''issue'' (order is relevant)';
903 CREATE TABLE "delegation" (
904 "id" SERIAL8 PRIMARY KEY,
905 "truster_id" INT4 NOT NULL REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
906 "trustee_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
907 "scope" "delegation_scope" NOT NULL,
908 "unit_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
909 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
910 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
911 CONSTRAINT "cant_delegate_to_yourself" CHECK ("truster_id" != "trustee_id"),
912 CONSTRAINT "no_unit_delegation_to_null"
913 CHECK ("trustee_id" NOTNULL OR "scope" != 'unit'),
914 CONSTRAINT "area_id_and_issue_id_set_according_to_scope" CHECK (
915 ("scope" = 'unit' AND "unit_id" NOTNULL AND "area_id" ISNULL AND "issue_id" ISNULL ) OR
916 ("scope" = 'area' AND "unit_id" ISNULL AND "area_id" NOTNULL AND "issue_id" ISNULL ) OR
917 ("scope" = 'issue' AND "unit_id" ISNULL AND "area_id" ISNULL AND "issue_id" NOTNULL) ),
918 UNIQUE ("unit_id", "truster_id"),
919 UNIQUE ("area_id", "truster_id"),
920 UNIQUE ("issue_id", "truster_id") );
921 CREATE INDEX "delegation_truster_id_idx" ON "delegation" ("truster_id");
922 CREATE INDEX "delegation_trustee_id_idx" ON "delegation" ("trustee_id");
924 COMMENT ON TABLE "delegation" IS 'Delegation of vote-weight to other members';
926 COMMENT ON COLUMN "delegation"."unit_id" IS 'Reference to unit, if delegation is unit-wide, otherwise NULL';
927 COMMENT ON COLUMN "delegation"."area_id" IS 'Reference to area, if delegation is area-wide, otherwise NULL';
928 COMMENT ON COLUMN "delegation"."issue_id" IS 'Reference to issue, if delegation is issue-wide, otherwise NULL';
931 CREATE TABLE "direct_population_snapshot" (
932 PRIMARY KEY ("issue_id", "event", "member_id"),
933 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
934 "event" "snapshot_event",
935 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
936 "weight" INT4 );
937 CREATE INDEX "direct_population_snapshot_member_id_idx" ON "direct_population_snapshot" ("member_id");
939 COMMENT ON TABLE "direct_population_snapshot" IS 'Snapshot of active members having either a "membership" in the "area" or an "interest" in the "issue"';
941 COMMENT ON COLUMN "direct_population_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
942 COMMENT ON COLUMN "direct_population_snapshot"."weight" IS 'Weight of member (1 or higher) according to "delegating_population_snapshot"';
945 CREATE TABLE "delegating_population_snapshot" (
946 PRIMARY KEY ("issue_id", "event", "member_id"),
947 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
948 "event" "snapshot_event",
949 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
950 "weight" INT4,
951 "scope" "delegation_scope" NOT NULL,
952 "delegate_member_ids" INT4[] NOT NULL );
953 CREATE INDEX "delegating_population_snapshot_member_id_idx" ON "delegating_population_snapshot" ("member_id");
955 COMMENT ON TABLE "direct_population_snapshot" IS 'Delegations increasing the weight of entries in the "direct_population_snapshot" table';
957 COMMENT ON COLUMN "delegating_population_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
958 COMMENT ON COLUMN "delegating_population_snapshot"."member_id" IS 'Delegating member';
959 COMMENT ON COLUMN "delegating_population_snapshot"."weight" IS 'Intermediate weight';
960 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"';
963 CREATE TABLE "direct_interest_snapshot" (
964 PRIMARY KEY ("issue_id", "event", "member_id"),
965 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
966 "event" "snapshot_event",
967 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
968 "weight" INT4 );
969 CREATE INDEX "direct_interest_snapshot_member_id_idx" ON "direct_interest_snapshot" ("member_id");
971 COMMENT ON TABLE "direct_interest_snapshot" IS 'Snapshot of active members having an "interest" in the "issue"';
973 COMMENT ON COLUMN "direct_interest_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
974 COMMENT ON COLUMN "direct_interest_snapshot"."weight" IS 'Weight of member (1 or higher) according to "delegating_interest_snapshot"';
977 CREATE TABLE "delegating_interest_snapshot" (
978 PRIMARY KEY ("issue_id", "event", "member_id"),
979 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
980 "event" "snapshot_event",
981 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
982 "weight" INT4,
983 "scope" "delegation_scope" NOT NULL,
984 "delegate_member_ids" INT4[] NOT NULL );
985 CREATE INDEX "delegating_interest_snapshot_member_id_idx" ON "delegating_interest_snapshot" ("member_id");
987 COMMENT ON TABLE "delegating_interest_snapshot" IS 'Delegations increasing the weight of entries in the "direct_interest_snapshot" table';
989 COMMENT ON COLUMN "delegating_interest_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
990 COMMENT ON COLUMN "delegating_interest_snapshot"."member_id" IS 'Delegating member';
991 COMMENT ON COLUMN "delegating_interest_snapshot"."weight" IS 'Intermediate weight';
992 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"';
995 CREATE TABLE "direct_supporter_snapshot" (
996 "issue_id" INT4 NOT NULL,
997 PRIMARY KEY ("initiative_id", "event", "member_id"),
998 "initiative_id" INT4,
999 "event" "snapshot_event",
1000 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
1001 "draft_id" INT8 NOT NULL,
1002 "informed" BOOLEAN NOT NULL,
1003 "satisfied" BOOLEAN NOT NULL,
1004 FOREIGN KEY ("issue_id", "initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
1005 FOREIGN KEY ("initiative_id", "draft_id") REFERENCES "draft" ("initiative_id", "id") ON DELETE NO ACTION ON UPDATE CASCADE,
1006 FOREIGN KEY ("issue_id", "event", "member_id") REFERENCES "direct_interest_snapshot" ("issue_id", "event", "member_id") ON DELETE CASCADE ON UPDATE CASCADE );
1007 CREATE INDEX "direct_supporter_snapshot_member_id_idx" ON "direct_supporter_snapshot" ("member_id");
1009 COMMENT ON TABLE "direct_supporter_snapshot" IS 'Snapshot of supporters of initiatives (weight is stored in "direct_interest_snapshot")';
1011 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';
1012 COMMENT ON COLUMN "direct_supporter_snapshot"."event" IS 'Reason for snapshot, see "snapshot_event" type for details';
1013 COMMENT ON COLUMN "direct_supporter_snapshot"."informed" IS 'Supporter has seen the latest draft of the initiative';
1014 COMMENT ON COLUMN "direct_supporter_snapshot"."satisfied" IS 'Supporter has no "critical_opinion"s';
1017 CREATE TABLE "non_voter" (
1018 PRIMARY KEY ("issue_id", "member_id"),
1019 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1020 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
1021 CREATE INDEX "non_voter_member_id_idx" ON "non_voter" ("member_id");
1023 COMMENT ON TABLE "non_voter" IS 'Members who decided to not vote directly on an issue';
1026 CREATE TABLE "direct_voter" (
1027 PRIMARY KEY ("issue_id", "member_id"),
1028 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1029 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
1030 "weight" INT4,
1031 "comment_changed" TIMESTAMPTZ,
1032 "formatting_engine" TEXT,
1033 "comment" TEXT,
1034 "text_search_data" TSVECTOR );
1035 CREATE INDEX "direct_voter_member_id_idx" ON "direct_voter" ("member_id");
1036 CREATE INDEX "direct_voter_text_search_data_idx" ON "direct_voter" USING gin ("text_search_data");
1037 CREATE TRIGGER "update_text_search_data"
1038 BEFORE INSERT OR UPDATE ON "direct_voter"
1039 FOR EACH ROW EXECUTE PROCEDURE
1040 tsvector_update_trigger('text_search_data', 'pg_catalog.simple', "comment");
1042 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.';
1044 COMMENT ON COLUMN "direct_voter"."weight" IS 'Weight of member (1 or higher) according to "delegating_voter" table';
1045 COMMENT ON COLUMN "direct_voter"."comment_changed" IS 'Shall be set on comment change, to indicate a comment being modified after voting has been finished; Automatically set to NULL after voting phase; Automatically set to NULL by trigger, if "comment" is set to NULL';
1046 COMMENT ON COLUMN "direct_voter"."formatting_engine" IS 'Allows different formatting engines (i.e. wiki formats) to be used for "direct_voter"."comment"; Automatically set to NULL by trigger, if "comment" is set to NULL';
1047 COMMENT ON COLUMN "direct_voter"."comment" IS 'Is to be set or updated by the frontend, if comment was inserted or updated AFTER the issue has been closed. Otherwise it shall be set to NULL.';
1050 CREATE TABLE "rendered_voter_comment" (
1051 PRIMARY KEY ("issue_id", "member_id", "format"),
1052 FOREIGN KEY ("issue_id", "member_id")
1053 REFERENCES "direct_voter" ("issue_id", "member_id")
1054 ON DELETE CASCADE ON UPDATE CASCADE,
1055 "issue_id" INT4,
1056 "member_id" INT4,
1057 "format" TEXT,
1058 "content" TEXT NOT NULL );
1060 COMMENT ON TABLE "rendered_voter_comment" IS 'This table may be used by frontends to cache "rendered" voter comments (e.g. HTML output generated from wiki text)';
1063 CREATE TABLE "delegating_voter" (
1064 PRIMARY KEY ("issue_id", "member_id"),
1065 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1066 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE RESTRICT,
1067 "weight" INT4,
1068 "scope" "delegation_scope" NOT NULL,
1069 "delegate_member_ids" INT4[] NOT NULL );
1070 CREATE INDEX "delegating_voter_member_id_idx" ON "delegating_voter" ("member_id");
1072 COMMENT ON TABLE "delegating_voter" IS 'Delegations increasing the weight of entries in the "direct_voter" table';
1074 COMMENT ON COLUMN "delegating_voter"."member_id" IS 'Delegating member';
1075 COMMENT ON COLUMN "delegating_voter"."weight" IS 'Intermediate weight';
1076 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"';
1079 CREATE TABLE "vote" (
1080 "issue_id" INT4 NOT NULL,
1081 PRIMARY KEY ("initiative_id", "member_id"),
1082 "initiative_id" INT4,
1083 "member_id" INT4,
1084 "grade" INT4,
1085 FOREIGN KEY ("issue_id", "initiative_id") REFERENCES "initiative" ("issue_id", "id") ON DELETE CASCADE ON UPDATE CASCADE,
1086 FOREIGN KEY ("issue_id", "member_id") REFERENCES "direct_voter" ("issue_id", "member_id") ON DELETE CASCADE ON UPDATE CASCADE );
1087 CREATE INDEX "vote_member_id_idx" ON "vote" ("member_id");
1089 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.';
1091 COMMENT ON COLUMN "vote"."issue_id" IS 'WARNING: No index: For selections use column "initiative_id" and join via table "initiative" where neccessary';
1092 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.';
1095 CREATE TYPE "event_type" AS ENUM (
1096 'issue_state_changed',
1097 'initiative_created_in_new_issue',
1098 'initiative_created_in_existing_issue',
1099 'initiative_revoked',
1100 'new_draft_created',
1101 'suggestion_created');
1103 COMMENT ON TYPE "event_type" IS 'Type used for column "event" of table "event"';
1106 CREATE TABLE "event" (
1107 "id" SERIAL8 PRIMARY KEY,
1108 "occurrence" TIMESTAMPTZ NOT NULL DEFAULT now(),
1109 "event" "event_type" NOT NULL,
1110 "member_id" INT4 REFERENCES "member" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
1111 "issue_id" INT4 REFERENCES "issue" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
1112 "state" "issue_state",
1113 "initiative_id" INT4,
1114 "draft_id" INT8,
1115 "suggestion_id" INT8,
1116 FOREIGN KEY ("issue_id", "initiative_id")
1117 REFERENCES "initiative" ("issue_id", "id")
1118 ON DELETE CASCADE ON UPDATE CASCADE,
1119 FOREIGN KEY ("initiative_id", "draft_id")
1120 REFERENCES "draft" ("initiative_id", "id")
1121 ON DELETE CASCADE ON UPDATE CASCADE,
1122 FOREIGN KEY ("initiative_id", "suggestion_id")
1123 REFERENCES "suggestion" ("initiative_id", "id")
1124 ON DELETE CASCADE ON UPDATE CASCADE,
1125 CONSTRAINT "null_constraints_for_issue_state_changed" CHECK (
1126 "event" != 'issue_state_changed' OR (
1127 "member_id" ISNULL AND
1128 "issue_id" NOTNULL AND
1129 "state" NOTNULL AND
1130 "initiative_id" ISNULL AND
1131 "draft_id" ISNULL AND
1132 "suggestion_id" ISNULL )),
1133 CONSTRAINT "null_constraints_for_initiative_creation_or_revocation_or_new_draft" CHECK (
1134 "event" NOT IN (
1135 'initiative_created_in_new_issue',
1136 'initiative_created_in_existing_issue',
1137 'initiative_revoked',
1138 'new_draft_created'
1139 ) OR (
1140 "member_id" NOTNULL AND
1141 "issue_id" NOTNULL AND
1142 "state" NOTNULL AND
1143 "initiative_id" NOTNULL AND
1144 "draft_id" NOTNULL AND
1145 "suggestion_id" ISNULL )),
1146 CONSTRAINT "null_constraints_for_suggestion_creation" CHECK (
1147 "event" != 'suggestion_created' OR (
1148 "member_id" NOTNULL AND
1149 "issue_id" NOTNULL AND
1150 "state" NOTNULL AND
1151 "initiative_id" NOTNULL AND
1152 "draft_id" ISNULL AND
1153 "suggestion_id" NOTNULL )) );
1154 CREATE INDEX "event_occurrence_idx" ON "event" ("occurrence");
1156 COMMENT ON TABLE "event" IS 'Event table, automatically filled by triggers';
1158 COMMENT ON COLUMN "event"."occurrence" IS 'Point in time, when event occurred';
1159 COMMENT ON COLUMN "event"."event" IS 'Type of event (see TYPE "event_type")';
1160 COMMENT ON COLUMN "event"."member_id" IS 'Member who caused the event, if applicable';
1161 COMMENT ON COLUMN "event"."state" IS 'If issue_id is set: state of affected issue; If state changed: new state';
1164 CREATE TABLE "notification_sent" (
1165 "event_id" INT8 NOT NULL );
1166 CREATE UNIQUE INDEX "notification_sent_singleton_idx" ON "notification_sent" ((1));
1168 COMMENT ON TABLE "notification_sent" IS 'This table stores one row with the last event_id, for which notifications have been sent out';
1169 COMMENT ON INDEX "notification_sent_singleton_idx" IS 'This index ensures that "notification_sent" only contains one row maximum.';
1173 ----------------------------------------------
1174 -- Writing of history entries and event log --
1175 ----------------------------------------------
1178 CREATE FUNCTION "write_member_history_trigger"()
1179 RETURNS TRIGGER
1180 LANGUAGE 'plpgsql' VOLATILE AS $$
1181 BEGIN
1182 IF
1183 ( NEW."active" != OLD."active" OR
1184 NEW."name" != OLD."name" ) AND
1185 OLD."activated" NOTNULL
1186 THEN
1187 INSERT INTO "member_history"
1188 ("member_id", "active", "name")
1189 VALUES (NEW."id", OLD."active", OLD."name");
1190 END IF;
1191 RETURN NULL;
1192 END;
1193 $$;
1195 CREATE TRIGGER "write_member_history"
1196 AFTER UPDATE ON "member" FOR EACH ROW EXECUTE PROCEDURE
1197 "write_member_history_trigger"();
1199 COMMENT ON FUNCTION "write_member_history_trigger"() IS 'Implementation of trigger "write_member_history" on table "member"';
1200 COMMENT ON TRIGGER "write_member_history" ON "member" IS 'When changing certain fields of a member, create a history entry in "member_history" table';
1203 CREATE FUNCTION "write_event_issue_state_changed_trigger"()
1204 RETURNS TRIGGER
1205 LANGUAGE 'plpgsql' VOLATILE AS $$
1206 BEGIN
1207 IF NEW."state" != OLD."state" THEN
1208 INSERT INTO "event" ("event", "issue_id", "state")
1209 VALUES ('issue_state_changed', NEW."id", NEW."state");
1210 END IF;
1211 RETURN NULL;
1212 END;
1213 $$;
1215 CREATE TRIGGER "write_event_issue_state_changed"
1216 AFTER UPDATE ON "issue" FOR EACH ROW EXECUTE PROCEDURE
1217 "write_event_issue_state_changed_trigger"();
1219 COMMENT ON FUNCTION "write_event_issue_state_changed_trigger"() IS 'Implementation of trigger "write_event_issue_state_changed" on table "issue"';
1220 COMMENT ON TRIGGER "write_event_issue_state_changed" ON "issue" IS 'Create entry in "event" table on "state" change';
1223 CREATE FUNCTION "write_event_initiative_or_draft_created_trigger"()
1224 RETURNS TRIGGER
1225 LANGUAGE 'plpgsql' VOLATILE AS $$
1226 DECLARE
1227 "initiative_row" "initiative"%ROWTYPE;
1228 "issue_row" "issue"%ROWTYPE;
1229 "event_v" "event_type";
1230 BEGIN
1231 SELECT * INTO "initiative_row" FROM "initiative"
1232 WHERE "id" = NEW."initiative_id";
1233 SELECT * INTO "issue_row" FROM "issue"
1234 WHERE "id" = "initiative_row"."issue_id";
1235 IF EXISTS (
1236 SELECT NULL FROM "draft"
1237 WHERE "initiative_id" = NEW."initiative_id"
1238 AND "id" != NEW."id"
1239 ) THEN
1240 "event_v" := 'new_draft_created';
1241 ELSE
1242 IF EXISTS (
1243 SELECT NULL FROM "initiative"
1244 WHERE "issue_id" = "initiative_row"."issue_id"
1245 AND "id" != "initiative_row"."id"
1246 ) THEN
1247 "event_v" := 'initiative_created_in_existing_issue';
1248 ELSE
1249 "event_v" := 'initiative_created_in_new_issue';
1250 END IF;
1251 END IF;
1252 INSERT INTO "event" (
1253 "event", "member_id",
1254 "issue_id", "state", "initiative_id", "draft_id"
1255 ) VALUES (
1256 "event_v",
1257 NEW."author_id",
1258 "initiative_row"."issue_id",
1259 "issue_row"."state",
1260 "initiative_row"."id",
1261 NEW."id" );
1262 RETURN NULL;
1263 END;
1264 $$;
1266 CREATE TRIGGER "write_event_initiative_or_draft_created"
1267 AFTER INSERT ON "draft" FOR EACH ROW EXECUTE PROCEDURE
1268 "write_event_initiative_or_draft_created_trigger"();
1270 COMMENT ON FUNCTION "write_event_initiative_or_draft_created_trigger"() IS 'Implementation of trigger "write_event_initiative_or_draft_created" on table "issue"';
1271 COMMENT ON TRIGGER "write_event_initiative_or_draft_created" ON "draft" IS 'Create entry in "event" table on draft creation';
1274 CREATE FUNCTION "write_event_initiative_revoked_trigger"()
1275 RETURNS TRIGGER
1276 LANGUAGE 'plpgsql' VOLATILE AS $$
1277 DECLARE
1278 "issue_row" "issue"%ROWTYPE;
1279 "draft_id_v" "draft"."id"%TYPE;
1280 BEGIN
1281 IF OLD."revoked" ISNULL AND NEW."revoked" NOTNULL THEN
1282 SELECT * INTO "issue_row" FROM "issue"
1283 WHERE "id" = NEW."issue_id";
1284 SELECT "id" INTO "draft_id_v" FROM "current_draft"
1285 WHERE "initiative_id" = NEW."id";
1286 INSERT INTO "event" (
1287 "event", "member_id", "issue_id", "state", "initiative_id", "draft_id"
1288 ) VALUES (
1289 'initiative_revoked',
1290 NEW."revoked_by_member_id",
1291 NEW."issue_id",
1292 "issue_row"."state",
1293 NEW."id",
1294 "draft_id_v");
1295 END IF;
1296 RETURN NULL;
1297 END;
1298 $$;
1300 CREATE TRIGGER "write_event_initiative_revoked"
1301 AFTER UPDATE ON "initiative" FOR EACH ROW EXECUTE PROCEDURE
1302 "write_event_initiative_revoked_trigger"();
1304 COMMENT ON FUNCTION "write_event_initiative_revoked_trigger"() IS 'Implementation of trigger "write_event_initiative_revoked" on table "issue"';
1305 COMMENT ON TRIGGER "write_event_initiative_revoked" ON "initiative" IS 'Create entry in "event" table, when an initiative is revoked';
1308 CREATE FUNCTION "write_event_suggestion_created_trigger"()
1309 RETURNS TRIGGER
1310 LANGUAGE 'plpgsql' VOLATILE AS $$
1311 DECLARE
1312 "initiative_row" "initiative"%ROWTYPE;
1313 "issue_row" "issue"%ROWTYPE;
1314 BEGIN
1315 SELECT * INTO "initiative_row" FROM "initiative"
1316 WHERE "id" = NEW."initiative_id";
1317 SELECT * INTO "issue_row" FROM "issue"
1318 WHERE "id" = "initiative_row"."issue_id";
1319 INSERT INTO "event" (
1320 "event", "member_id",
1321 "issue_id", "state", "initiative_id", "suggestion_id"
1322 ) VALUES (
1323 'suggestion_created',
1324 NEW."author_id",
1325 "initiative_row"."issue_id",
1326 "issue_row"."state",
1327 "initiative_row"."id",
1328 NEW."id" );
1329 RETURN NULL;
1330 END;
1331 $$;
1333 CREATE TRIGGER "write_event_suggestion_created"
1334 AFTER INSERT ON "suggestion" FOR EACH ROW EXECUTE PROCEDURE
1335 "write_event_suggestion_created_trigger"();
1337 COMMENT ON FUNCTION "write_event_suggestion_created_trigger"() IS 'Implementation of trigger "write_event_suggestion_created" on table "issue"';
1338 COMMENT ON TRIGGER "write_event_suggestion_created" ON "suggestion" IS 'Create entry in "event" table on suggestion creation';
1342 ----------------------------
1343 -- Additional constraints --
1344 ----------------------------
1347 CREATE FUNCTION "issue_requires_first_initiative_trigger"()
1348 RETURNS TRIGGER
1349 LANGUAGE 'plpgsql' VOLATILE AS $$
1350 BEGIN
1351 IF NOT EXISTS (
1352 SELECT NULL FROM "initiative" WHERE "issue_id" = NEW."id"
1353 ) THEN
1354 --RAISE 'Cannot create issue without an initial initiative.' USING
1355 -- ERRCODE = 'integrity_constraint_violation',
1356 -- HINT = 'Create issue, initiative, and draft within the same transaction.';
1357 RAISE EXCEPTION 'Cannot create issue without an initial initiative.';
1358 END IF;
1359 RETURN NULL;
1360 END;
1361 $$;
1363 CREATE CONSTRAINT TRIGGER "issue_requires_first_initiative"
1364 AFTER INSERT OR UPDATE ON "issue" DEFERRABLE INITIALLY DEFERRED
1365 FOR EACH ROW EXECUTE PROCEDURE
1366 "issue_requires_first_initiative_trigger"();
1368 COMMENT ON FUNCTION "issue_requires_first_initiative_trigger"() IS 'Implementation of trigger "issue_requires_first_initiative" on table "issue"';
1369 COMMENT ON TRIGGER "issue_requires_first_initiative" ON "issue" IS 'Ensure that new issues have at least one initiative';
1372 CREATE FUNCTION "last_initiative_deletes_issue_trigger"()
1373 RETURNS TRIGGER
1374 LANGUAGE 'plpgsql' VOLATILE AS $$
1375 DECLARE
1376 "reference_lost" BOOLEAN;
1377 BEGIN
1378 IF TG_OP = 'DELETE' THEN
1379 "reference_lost" := TRUE;
1380 ELSE
1381 "reference_lost" := NEW."issue_id" != OLD."issue_id";
1382 END IF;
1383 IF
1384 "reference_lost" AND NOT EXISTS (
1385 SELECT NULL FROM "initiative" WHERE "issue_id" = OLD."issue_id"
1386 )
1387 THEN
1388 DELETE FROM "issue" WHERE "id" = OLD."issue_id";
1389 END IF;
1390 RETURN NULL;
1391 END;
1392 $$;
1394 CREATE CONSTRAINT TRIGGER "last_initiative_deletes_issue"
1395 AFTER UPDATE OR DELETE ON "initiative" DEFERRABLE INITIALLY DEFERRED
1396 FOR EACH ROW EXECUTE PROCEDURE
1397 "last_initiative_deletes_issue_trigger"();
1399 COMMENT ON FUNCTION "last_initiative_deletes_issue_trigger"() IS 'Implementation of trigger "last_initiative_deletes_issue" on table "initiative"';
1400 COMMENT ON TRIGGER "last_initiative_deletes_issue" ON "initiative" IS 'Removing the last initiative of an issue deletes the issue';
1403 CREATE FUNCTION "initiative_requires_first_draft_trigger"()
1404 RETURNS TRIGGER
1405 LANGUAGE 'plpgsql' VOLATILE AS $$
1406 BEGIN
1407 IF NOT EXISTS (
1408 SELECT NULL FROM "draft" WHERE "initiative_id" = NEW."id"
1409 ) THEN
1410 --RAISE 'Cannot create initiative without an initial draft.' USING
1411 -- ERRCODE = 'integrity_constraint_violation',
1412 -- HINT = 'Create issue, initiative and draft within the same transaction.';
1413 RAISE EXCEPTION 'Cannot create initiative without an initial draft.';
1414 END IF;
1415 RETURN NULL;
1416 END;
1417 $$;
1419 CREATE CONSTRAINT TRIGGER "initiative_requires_first_draft"
1420 AFTER INSERT OR UPDATE ON "initiative" DEFERRABLE INITIALLY DEFERRED
1421 FOR EACH ROW EXECUTE PROCEDURE
1422 "initiative_requires_first_draft_trigger"();
1424 COMMENT ON FUNCTION "initiative_requires_first_draft_trigger"() IS 'Implementation of trigger "initiative_requires_first_draft" on table "initiative"';
1425 COMMENT ON TRIGGER "initiative_requires_first_draft" ON "initiative" IS 'Ensure that new initiatives have at least one draft';
1428 CREATE FUNCTION "last_draft_deletes_initiative_trigger"()
1429 RETURNS TRIGGER
1430 LANGUAGE 'plpgsql' VOLATILE AS $$
1431 DECLARE
1432 "reference_lost" BOOLEAN;
1433 BEGIN
1434 IF TG_OP = 'DELETE' THEN
1435 "reference_lost" := TRUE;
1436 ELSE
1437 "reference_lost" := NEW."initiative_id" != OLD."initiative_id";
1438 END IF;
1439 IF
1440 "reference_lost" AND NOT EXISTS (
1441 SELECT NULL FROM "draft" WHERE "initiative_id" = OLD."initiative_id"
1442 )
1443 THEN
1444 DELETE FROM "initiative" WHERE "id" = OLD."initiative_id";
1445 END IF;
1446 RETURN NULL;
1447 END;
1448 $$;
1450 CREATE CONSTRAINT TRIGGER "last_draft_deletes_initiative"
1451 AFTER UPDATE OR DELETE ON "draft" DEFERRABLE INITIALLY DEFERRED
1452 FOR EACH ROW EXECUTE PROCEDURE
1453 "last_draft_deletes_initiative_trigger"();
1455 COMMENT ON FUNCTION "last_draft_deletes_initiative_trigger"() IS 'Implementation of trigger "last_draft_deletes_initiative" on table "draft"';
1456 COMMENT ON TRIGGER "last_draft_deletes_initiative" ON "draft" IS 'Removing the last draft of an initiative deletes the initiative';
1459 CREATE FUNCTION "suggestion_requires_first_opinion_trigger"()
1460 RETURNS TRIGGER
1461 LANGUAGE 'plpgsql' VOLATILE AS $$
1462 BEGIN
1463 IF NOT EXISTS (
1464 SELECT NULL FROM "opinion" WHERE "suggestion_id" = NEW."id"
1465 ) THEN
1466 RAISE EXCEPTION 'Cannot create a suggestion without an opinion.';
1467 END IF;
1468 RETURN NULL;
1469 END;
1470 $$;
1472 CREATE CONSTRAINT TRIGGER "suggestion_requires_first_opinion"
1473 AFTER INSERT OR UPDATE ON "suggestion" DEFERRABLE INITIALLY DEFERRED
1474 FOR EACH ROW EXECUTE PROCEDURE
1475 "suggestion_requires_first_opinion_trigger"();
1477 COMMENT ON FUNCTION "suggestion_requires_first_opinion_trigger"() IS 'Implementation of trigger "suggestion_requires_first_opinion" on table "suggestion"';
1478 COMMENT ON TRIGGER "suggestion_requires_first_opinion" ON "suggestion" IS 'Ensure that new suggestions have at least one opinion';
1481 CREATE FUNCTION "last_opinion_deletes_suggestion_trigger"()
1482 RETURNS TRIGGER
1483 LANGUAGE 'plpgsql' VOLATILE AS $$
1484 DECLARE
1485 "reference_lost" BOOLEAN;
1486 BEGIN
1487 IF TG_OP = 'DELETE' THEN
1488 "reference_lost" := TRUE;
1489 ELSE
1490 "reference_lost" := NEW."suggestion_id" != OLD."suggestion_id";
1491 END IF;
1492 IF
1493 "reference_lost" AND NOT EXISTS (
1494 SELECT NULL FROM "opinion" WHERE "suggestion_id" = OLD."suggestion_id"
1495 )
1496 THEN
1497 DELETE FROM "suggestion" WHERE "id" = OLD."suggestion_id";
1498 END IF;
1499 RETURN NULL;
1500 END;
1501 $$;
1503 CREATE CONSTRAINT TRIGGER "last_opinion_deletes_suggestion"
1504 AFTER UPDATE OR DELETE ON "opinion" DEFERRABLE INITIALLY DEFERRED
1505 FOR EACH ROW EXECUTE PROCEDURE
1506 "last_opinion_deletes_suggestion_trigger"();
1508 COMMENT ON FUNCTION "last_opinion_deletes_suggestion_trigger"() IS 'Implementation of trigger "last_opinion_deletes_suggestion" on table "opinion"';
1509 COMMENT ON TRIGGER "last_opinion_deletes_suggestion" ON "opinion" IS 'Removing the last opinion of a suggestion deletes the suggestion';
1512 CREATE FUNCTION "non_voter_deletes_direct_voter_trigger"()
1513 RETURNS TRIGGER
1514 LANGUAGE 'plpgsql' VOLATILE AS $$
1515 BEGIN
1516 DELETE FROM "direct_voter"
1517 WHERE "issue_id" = NEW."issue_id" AND "member_id" = NEW."member_id";
1518 RETURN NULL;
1519 END;
1520 $$;
1522 CREATE TRIGGER "non_voter_deletes_direct_voter"
1523 AFTER INSERT OR UPDATE ON "non_voter"
1524 FOR EACH ROW EXECUTE PROCEDURE
1525 "non_voter_deletes_direct_voter_trigger"();
1527 COMMENT ON FUNCTION "non_voter_deletes_direct_voter_trigger"() IS 'Implementation of trigger "non_voter_deletes_direct_voter" on table "non_voter"';
1528 COMMENT ON TRIGGER "non_voter_deletes_direct_voter" ON "non_voter" IS 'An entry in the "non_voter" table deletes an entry in the "direct_voter" table (and vice versa due to trigger "direct_voter_deletes_non_voter" on table "direct_voter")';
1531 CREATE FUNCTION "direct_voter_deletes_non_voter_trigger"()
1532 RETURNS TRIGGER
1533 LANGUAGE 'plpgsql' VOLATILE AS $$
1534 BEGIN
1535 DELETE FROM "non_voter"
1536 WHERE "issue_id" = NEW."issue_id" AND "member_id" = NEW."member_id";
1537 RETURN NULL;
1538 END;
1539 $$;
1541 CREATE TRIGGER "direct_voter_deletes_non_voter"
1542 AFTER INSERT OR UPDATE ON "direct_voter"
1543 FOR EACH ROW EXECUTE PROCEDURE
1544 "direct_voter_deletes_non_voter_trigger"();
1546 COMMENT ON FUNCTION "direct_voter_deletes_non_voter_trigger"() IS 'Implementation of trigger "direct_voter_deletes_non_voter" on table "direct_voter"';
1547 COMMENT ON TRIGGER "direct_voter_deletes_non_voter" ON "direct_voter" IS 'An entry in the "direct_voter" table deletes an entry in the "non_voter" table (and vice versa due to trigger "non_voter_deletes_direct_voter" on table "non_voter")';
1550 CREATE FUNCTION "voter_comment_fields_only_set_when_voter_comment_is_set_trigger"()
1551 RETURNS TRIGGER
1552 LANGUAGE 'plpgsql' VOLATILE AS $$
1553 BEGIN
1554 IF NEW."comment" ISNULL THEN
1555 NEW."comment_changed" := NULL;
1556 NEW."formatting_engine" := NULL;
1557 END IF;
1558 RETURN NEW;
1559 END;
1560 $$;
1562 CREATE TRIGGER "voter_comment_fields_only_set_when_voter_comment_is_set"
1563 BEFORE INSERT OR UPDATE ON "direct_voter"
1564 FOR EACH ROW EXECUTE PROCEDURE
1565 "voter_comment_fields_only_set_when_voter_comment_is_set_trigger"();
1567 COMMENT ON FUNCTION "voter_comment_fields_only_set_when_voter_comment_is_set_trigger"() IS 'Implementation of trigger "voter_comment_fields_only_set_when_voter_comment_is_set" ON table "direct_voter"';
1568 COMMENT ON TRIGGER "voter_comment_fields_only_set_when_voter_comment_is_set" ON "direct_voter" IS 'If "comment" is set to NULL, then other comment related fields are also set to NULL.';
1571 ---------------------------------------------------------------
1572 -- Ensure that votes are not modified when issues are closed --
1573 ---------------------------------------------------------------
1575 -- NOTE: Frontends should ensure this anyway, but in case of programming
1576 -- errors the following triggers ensure data integrity.
1579 CREATE FUNCTION "forbid_changes_on_closed_issue_trigger"()
1580 RETURNS TRIGGER
1581 LANGUAGE 'plpgsql' VOLATILE AS $$
1582 DECLARE
1583 "issue_id_v" "issue"."id"%TYPE;
1584 "issue_row" "issue"%ROWTYPE;
1585 BEGIN
1586 IF TG_OP = 'DELETE' THEN
1587 "issue_id_v" := OLD."issue_id";
1588 ELSE
1589 "issue_id_v" := NEW."issue_id";
1590 END IF;
1591 SELECT INTO "issue_row" * FROM "issue"
1592 WHERE "id" = "issue_id_v" FOR SHARE;
1593 IF "issue_row"."closed" NOTNULL THEN
1594 IF
1595 TG_RELID = 'direct_voter'::regclass AND
1596 TG_OP = 'UPDATE'
1597 THEN
1598 IF
1599 OLD."issue_id" = NEW."issue_id" AND
1600 OLD."member_id" = NEW."member_id" AND
1601 OLD."weight" = NEW."weight"
1602 THEN
1603 RETURN NULL; -- allows changing of voter comment
1604 END IF;
1605 END IF;
1606 RAISE EXCEPTION 'Tried to modify data belonging to a closed issue.';
1607 ELSIF
1608 "issue_row"."state" = 'voting' AND
1609 "issue_row"."phase_finished" NOTNULL
1610 THEN
1611 IF TG_RELID = 'vote'::regclass THEN
1612 RAISE EXCEPTION 'Tried to modify data after voting has been closed.';
1613 END IF;
1614 END IF;
1615 RETURN NULL;
1616 END;
1617 $$;
1619 CREATE TRIGGER "forbid_changes_on_closed_issue"
1620 AFTER INSERT OR UPDATE OR DELETE ON "direct_voter"
1621 FOR EACH ROW EXECUTE PROCEDURE
1622 "forbid_changes_on_closed_issue_trigger"();
1624 CREATE TRIGGER "forbid_changes_on_closed_issue"
1625 AFTER INSERT OR UPDATE OR DELETE ON "delegating_voter"
1626 FOR EACH ROW EXECUTE PROCEDURE
1627 "forbid_changes_on_closed_issue_trigger"();
1629 CREATE TRIGGER "forbid_changes_on_closed_issue"
1630 AFTER INSERT OR UPDATE OR DELETE ON "vote"
1631 FOR EACH ROW EXECUTE PROCEDURE
1632 "forbid_changes_on_closed_issue_trigger"();
1634 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"';
1635 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';
1636 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';
1637 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';
1641 --------------------------------------------------------------------
1642 -- Auto-retrieval of fields only needed for referential integrity --
1643 --------------------------------------------------------------------
1646 CREATE FUNCTION "autofill_issue_id_trigger"()
1647 RETURNS TRIGGER
1648 LANGUAGE 'plpgsql' VOLATILE AS $$
1649 BEGIN
1650 IF NEW."issue_id" ISNULL THEN
1651 SELECT "issue_id" INTO NEW."issue_id"
1652 FROM "initiative" WHERE "id" = NEW."initiative_id";
1653 END IF;
1654 RETURN NEW;
1655 END;
1656 $$;
1658 CREATE TRIGGER "autofill_issue_id" BEFORE INSERT ON "supporter"
1659 FOR EACH ROW EXECUTE PROCEDURE "autofill_issue_id_trigger"();
1661 CREATE TRIGGER "autofill_issue_id" BEFORE INSERT ON "vote"
1662 FOR EACH ROW EXECUTE PROCEDURE "autofill_issue_id_trigger"();
1664 COMMENT ON FUNCTION "autofill_issue_id_trigger"() IS 'Implementation of triggers "autofill_issue_id" on tables "supporter" and "vote"';
1665 COMMENT ON TRIGGER "autofill_issue_id" ON "supporter" IS 'Set "issue_id" field automatically, if NULL';
1666 COMMENT ON TRIGGER "autofill_issue_id" ON "vote" IS 'Set "issue_id" field automatically, if NULL';
1669 CREATE FUNCTION "autofill_initiative_id_trigger"()
1670 RETURNS TRIGGER
1671 LANGUAGE 'plpgsql' VOLATILE AS $$
1672 BEGIN
1673 IF NEW."initiative_id" ISNULL THEN
1674 SELECT "initiative_id" INTO NEW."initiative_id"
1675 FROM "suggestion" WHERE "id" = NEW."suggestion_id";
1676 END IF;
1677 RETURN NEW;
1678 END;
1679 $$;
1681 CREATE TRIGGER "autofill_initiative_id" BEFORE INSERT ON "opinion"
1682 FOR EACH ROW EXECUTE PROCEDURE "autofill_initiative_id_trigger"();
1684 COMMENT ON FUNCTION "autofill_initiative_id_trigger"() IS 'Implementation of trigger "autofill_initiative_id" on table "opinion"';
1685 COMMENT ON TRIGGER "autofill_initiative_id" ON "opinion" IS 'Set "initiative_id" field automatically, if NULL';
1689 -----------------------------------------------------
1690 -- Automatic calculation of certain default values --
1691 -----------------------------------------------------
1694 CREATE FUNCTION "copy_timings_trigger"()
1695 RETURNS TRIGGER
1696 LANGUAGE 'plpgsql' VOLATILE AS $$
1697 DECLARE
1698 "policy_row" "policy"%ROWTYPE;
1699 BEGIN
1700 SELECT * INTO "policy_row" FROM "policy"
1701 WHERE "id" = NEW."policy_id";
1702 IF NEW."admission_time" ISNULL THEN
1703 NEW."admission_time" := "policy_row"."admission_time";
1704 END IF;
1705 IF NEW."discussion_time" ISNULL THEN
1706 NEW."discussion_time" := "policy_row"."discussion_time";
1707 END IF;
1708 IF NEW."verification_time" ISNULL THEN
1709 NEW."verification_time" := "policy_row"."verification_time";
1710 END IF;
1711 IF NEW."voting_time" ISNULL THEN
1712 NEW."voting_time" := "policy_row"."voting_time";
1713 END IF;
1714 RETURN NEW;
1715 END;
1716 $$;
1718 CREATE TRIGGER "copy_timings" BEFORE INSERT OR UPDATE ON "issue"
1719 FOR EACH ROW EXECUTE PROCEDURE "copy_timings_trigger"();
1721 COMMENT ON FUNCTION "copy_timings_trigger"() IS 'Implementation of trigger "copy_timings" on table "issue"';
1722 COMMENT ON TRIGGER "copy_timings" ON "issue" IS 'If timing fields are NULL, copy values from policy.';
1725 CREATE FUNCTION "default_for_draft_id_trigger"()
1726 RETURNS TRIGGER
1727 LANGUAGE 'plpgsql' VOLATILE AS $$
1728 BEGIN
1729 IF NEW."draft_id" ISNULL THEN
1730 SELECT "id" INTO NEW."draft_id" FROM "current_draft"
1731 WHERE "initiative_id" = NEW."initiative_id";
1732 END IF;
1733 RETURN NEW;
1734 END;
1735 $$;
1737 CREATE TRIGGER "default_for_draft_id" BEFORE INSERT OR UPDATE ON "suggestion"
1738 FOR EACH ROW EXECUTE PROCEDURE "default_for_draft_id_trigger"();
1739 CREATE TRIGGER "default_for_draft_id" BEFORE INSERT OR UPDATE ON "supporter"
1740 FOR EACH ROW EXECUTE PROCEDURE "default_for_draft_id_trigger"();
1742 COMMENT ON FUNCTION "default_for_draft_id_trigger"() IS 'Implementation of trigger "default_for_draft" on tables "supporter" and "suggestion"';
1743 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';
1744 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';
1748 ----------------------------------------
1749 -- Automatic creation of dependencies --
1750 ----------------------------------------
1753 CREATE FUNCTION "autocreate_interest_trigger"()
1754 RETURNS TRIGGER
1755 LANGUAGE 'plpgsql' VOLATILE AS $$
1756 BEGIN
1757 IF NOT EXISTS (
1758 SELECT NULL FROM "initiative" JOIN "interest"
1759 ON "initiative"."issue_id" = "interest"."issue_id"
1760 WHERE "initiative"."id" = NEW."initiative_id"
1761 AND "interest"."member_id" = NEW."member_id"
1762 ) THEN
1763 BEGIN
1764 INSERT INTO "interest" ("issue_id", "member_id")
1765 SELECT "issue_id", NEW."member_id"
1766 FROM "initiative" WHERE "id" = NEW."initiative_id";
1767 EXCEPTION WHEN unique_violation THEN END;
1768 END IF;
1769 RETURN NEW;
1770 END;
1771 $$;
1773 CREATE TRIGGER "autocreate_interest" BEFORE INSERT ON "supporter"
1774 FOR EACH ROW EXECUTE PROCEDURE "autocreate_interest_trigger"();
1776 COMMENT ON FUNCTION "autocreate_interest_trigger"() IS 'Implementation of trigger "autocreate_interest" on table "supporter"';
1777 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';
1780 CREATE FUNCTION "autocreate_supporter_trigger"()
1781 RETURNS TRIGGER
1782 LANGUAGE 'plpgsql' VOLATILE AS $$
1783 BEGIN
1784 IF NOT EXISTS (
1785 SELECT NULL FROM "suggestion" JOIN "supporter"
1786 ON "suggestion"."initiative_id" = "supporter"."initiative_id"
1787 WHERE "suggestion"."id" = NEW."suggestion_id"
1788 AND "supporter"."member_id" = NEW."member_id"
1789 ) THEN
1790 BEGIN
1791 INSERT INTO "supporter" ("initiative_id", "member_id")
1792 SELECT "initiative_id", NEW."member_id"
1793 FROM "suggestion" WHERE "id" = NEW."suggestion_id";
1794 EXCEPTION WHEN unique_violation THEN END;
1795 END IF;
1796 RETURN NEW;
1797 END;
1798 $$;
1800 CREATE TRIGGER "autocreate_supporter" BEFORE INSERT ON "opinion"
1801 FOR EACH ROW EXECUTE PROCEDURE "autocreate_supporter_trigger"();
1803 COMMENT ON FUNCTION "autocreate_supporter_trigger"() IS 'Implementation of trigger "autocreate_supporter" on table "opinion"';
1804 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.';
1808 ------------------------------------------
1809 -- Views and helper functions for views --
1810 ------------------------------------------
1813 CREATE VIEW "unit_delegation" AS
1814 SELECT
1815 "unit"."id" AS "unit_id",
1816 "delegation"."id",
1817 "delegation"."truster_id",
1818 "delegation"."trustee_id",
1819 "delegation"."scope"
1820 FROM "unit"
1821 JOIN "delegation"
1822 ON "delegation"."unit_id" = "unit"."id"
1823 JOIN "member"
1824 ON "delegation"."truster_id" = "member"."id"
1825 JOIN "privilege"
1826 ON "delegation"."unit_id" = "privilege"."unit_id"
1827 AND "delegation"."truster_id" = "privilege"."member_id"
1828 WHERE "member"."active" AND "privilege"."voting_right";
1830 COMMENT ON VIEW "unit_delegation" IS 'Unit delegations where trusters are active and have voting right';
1833 CREATE VIEW "area_delegation" AS
1834 SELECT DISTINCT ON ("area"."id", "delegation"."truster_id")
1835 "area"."id" AS "area_id",
1836 "delegation"."id",
1837 "delegation"."truster_id",
1838 "delegation"."trustee_id",
1839 "delegation"."scope"
1840 FROM "area"
1841 JOIN "delegation"
1842 ON "delegation"."unit_id" = "area"."unit_id"
1843 OR "delegation"."area_id" = "area"."id"
1844 JOIN "member"
1845 ON "delegation"."truster_id" = "member"."id"
1846 JOIN "privilege"
1847 ON "area"."unit_id" = "privilege"."unit_id"
1848 AND "delegation"."truster_id" = "privilege"."member_id"
1849 WHERE "member"."active" AND "privilege"."voting_right"
1850 ORDER BY
1851 "area"."id",
1852 "delegation"."truster_id",
1853 "delegation"."scope" DESC;
1855 COMMENT ON VIEW "area_delegation" IS 'Area delegations where trusters are active and have voting right';
1858 CREATE VIEW "issue_delegation" AS
1859 SELECT DISTINCT ON ("issue"."id", "delegation"."truster_id")
1860 "issue"."id" AS "issue_id",
1861 "delegation"."id",
1862 "delegation"."truster_id",
1863 "delegation"."trustee_id",
1864 "delegation"."scope"
1865 FROM "issue"
1866 JOIN "area"
1867 ON "area"."id" = "issue"."area_id"
1868 JOIN "delegation"
1869 ON "delegation"."unit_id" = "area"."unit_id"
1870 OR "delegation"."area_id" = "area"."id"
1871 OR "delegation"."issue_id" = "issue"."id"
1872 JOIN "member"
1873 ON "delegation"."truster_id" = "member"."id"
1874 JOIN "privilege"
1875 ON "area"."unit_id" = "privilege"."unit_id"
1876 AND "delegation"."truster_id" = "privilege"."member_id"
1877 WHERE "member"."active" AND "privilege"."voting_right"
1878 ORDER BY
1879 "issue"."id",
1880 "delegation"."truster_id",
1881 "delegation"."scope" DESC;
1883 COMMENT ON VIEW "issue_delegation" IS 'Issue delegations where trusters are active and have voting right';
1886 CREATE FUNCTION "membership_weight_with_skipping"
1887 ( "area_id_p" "area"."id"%TYPE,
1888 "member_id_p" "member"."id"%TYPE,
1889 "skip_member_ids_p" INT4[] ) -- "member"."id"%TYPE[]
1890 RETURNS INT4
1891 LANGUAGE 'plpgsql' STABLE AS $$
1892 DECLARE
1893 "sum_v" INT4;
1894 "delegation_row" "area_delegation"%ROWTYPE;
1895 BEGIN
1896 "sum_v" := 1;
1897 FOR "delegation_row" IN
1898 SELECT "area_delegation".*
1899 FROM "area_delegation" LEFT JOIN "membership"
1900 ON "membership"."area_id" = "area_id_p"
1901 AND "membership"."member_id" = "area_delegation"."truster_id"
1902 WHERE "area_delegation"."area_id" = "area_id_p"
1903 AND "area_delegation"."trustee_id" = "member_id_p"
1904 AND "membership"."member_id" ISNULL
1905 LOOP
1906 IF NOT
1907 "skip_member_ids_p" @> ARRAY["delegation_row"."truster_id"]
1908 THEN
1909 "sum_v" := "sum_v" + "membership_weight_with_skipping"(
1910 "area_id_p",
1911 "delegation_row"."truster_id",
1912 "skip_member_ids_p" || "delegation_row"."truster_id"
1913 );
1914 END IF;
1915 END LOOP;
1916 RETURN "sum_v";
1917 END;
1918 $$;
1920 COMMENT ON FUNCTION "membership_weight_with_skipping"
1921 ( "area"."id"%TYPE,
1922 "member"."id"%TYPE,
1923 INT4[] )
1924 IS 'Helper function for "membership_weight" function';
1927 CREATE FUNCTION "membership_weight"
1928 ( "area_id_p" "area"."id"%TYPE,
1929 "member_id_p" "member"."id"%TYPE ) -- "member"."id"%TYPE[]
1930 RETURNS INT4
1931 LANGUAGE 'plpgsql' STABLE AS $$
1932 BEGIN
1933 RETURN "membership_weight_with_skipping"(
1934 "area_id_p",
1935 "member_id_p",
1936 ARRAY["member_id_p"]
1937 );
1938 END;
1939 $$;
1941 COMMENT ON FUNCTION "membership_weight"
1942 ( "area"."id"%TYPE,
1943 "member"."id"%TYPE )
1944 IS 'Calculates the potential voting weight of a member in a given area';
1947 CREATE VIEW "member_count_view" AS
1948 SELECT count(1) AS "total_count" FROM "member" WHERE "active";
1950 COMMENT ON VIEW "member_count_view" IS 'View used to update "member_count" table';
1953 CREATE VIEW "unit_member_count" AS
1954 SELECT
1955 "unit"."id" AS "unit_id",
1956 count("member"."id") AS "member_count"
1957 FROM "unit"
1958 LEFT JOIN "privilege"
1959 ON "privilege"."unit_id" = "unit"."id"
1960 AND "privilege"."voting_right"
1961 LEFT JOIN "member"
1962 ON "member"."id" = "privilege"."member_id"
1963 AND "member"."active"
1964 GROUP BY "unit"."id";
1966 COMMENT ON VIEW "unit_member_count" IS 'View used to update "member_count" column of "unit" table';
1969 CREATE VIEW "area_member_count" AS
1970 SELECT
1971 "area"."id" AS "area_id",
1972 count("member"."id") AS "direct_member_count",
1973 coalesce(
1974 sum(
1975 CASE WHEN "member"."id" NOTNULL THEN
1976 "membership_weight"("area"."id", "member"."id")
1977 ELSE 0 END
1978 )
1979 ) AS "member_weight"
1980 FROM "area"
1981 LEFT JOIN "membership"
1982 ON "area"."id" = "membership"."area_id"
1983 LEFT JOIN "privilege"
1984 ON "privilege"."unit_id" = "area"."unit_id"
1985 AND "privilege"."member_id" = "membership"."member_id"
1986 AND "privilege"."voting_right"
1987 LEFT JOIN "member"
1988 ON "member"."id" = "privilege"."member_id" -- NOTE: no membership here!
1989 AND "member"."active"
1990 GROUP BY "area"."id";
1992 COMMENT ON VIEW "area_member_count" IS 'View used to update "direct_member_count" and "member_weight" columns of table "area"';
1995 CREATE VIEW "opening_draft" AS
1996 SELECT "draft".* FROM (
1997 SELECT
1998 "initiative"."id" AS "initiative_id",
1999 min("draft"."id") AS "draft_id"
2000 FROM "initiative" JOIN "draft"
2001 ON "initiative"."id" = "draft"."initiative_id"
2002 GROUP BY "initiative"."id"
2003 ) AS "subquery"
2004 JOIN "draft" ON "subquery"."draft_id" = "draft"."id";
2006 COMMENT ON VIEW "opening_draft" IS 'First drafts of all initiatives';
2009 CREATE VIEW "current_draft" AS
2010 SELECT "draft".* FROM (
2011 SELECT
2012 "initiative"."id" AS "initiative_id",
2013 max("draft"."id") AS "draft_id"
2014 FROM "initiative" JOIN "draft"
2015 ON "initiative"."id" = "draft"."initiative_id"
2016 GROUP BY "initiative"."id"
2017 ) AS "subquery"
2018 JOIN "draft" ON "subquery"."draft_id" = "draft"."id";
2020 COMMENT ON VIEW "current_draft" IS 'All latest drafts for each initiative';
2023 CREATE VIEW "critical_opinion" AS
2024 SELECT * FROM "opinion"
2025 WHERE ("degree" = 2 AND "fulfilled" = FALSE)
2026 OR ("degree" = -2 AND "fulfilled" = TRUE);
2028 COMMENT ON VIEW "critical_opinion" IS 'Opinions currently causing dissatisfaction';
2031 CREATE VIEW "battle_participant" AS
2032 SELECT "initiative"."id", "initiative"."issue_id"
2033 FROM "issue" JOIN "initiative"
2034 ON "issue"."id" = "initiative"."issue_id"
2035 WHERE "initiative"."admitted"
2036 UNION ALL
2037 SELECT NULL, "id" AS "issue_id"
2038 FROM "issue";
2040 COMMENT ON VIEW "battle_participant" IS 'Helper view for "battle_view" containing admitted initiatives plus virtual "status-quo" initiative denoted by NULL reference';
2043 CREATE VIEW "battle_view" AS
2044 SELECT
2045 "issue"."id" AS "issue_id",
2046 "winning_initiative"."id" AS "winning_initiative_id",
2047 "losing_initiative"."id" AS "losing_initiative_id",
2048 sum(
2049 CASE WHEN
2050 coalesce("better_vote"."grade", 0) >
2051 coalesce("worse_vote"."grade", 0)
2052 THEN "direct_voter"."weight" ELSE 0 END
2053 ) AS "count"
2054 FROM "issue"
2055 LEFT JOIN "direct_voter"
2056 ON "issue"."id" = "direct_voter"."issue_id"
2057 JOIN "battle_participant" AS "winning_initiative"
2058 ON "issue"."id" = "winning_initiative"."issue_id"
2059 JOIN "battle_participant" AS "losing_initiative"
2060 ON "issue"."id" = "losing_initiative"."issue_id"
2061 LEFT JOIN "vote" AS "better_vote"
2062 ON "direct_voter"."member_id" = "better_vote"."member_id"
2063 AND "winning_initiative"."id" = "better_vote"."initiative_id"
2064 LEFT JOIN "vote" AS "worse_vote"
2065 ON "direct_voter"."member_id" = "worse_vote"."member_id"
2066 AND "losing_initiative"."id" = "worse_vote"."initiative_id"
2067 WHERE "issue"."state" = 'voting'
2068 AND "issue"."phase_finished" NOTNULL
2069 AND (
2070 "winning_initiative"."id" != "losing_initiative"."id" OR
2071 ( ("winning_initiative"."id" NOTNULL AND "losing_initiative"."id" ISNULL) OR
2072 ("winning_initiative"."id" ISNULL AND "losing_initiative"."id" NOTNULL) ) )
2073 GROUP BY
2074 "issue"."id",
2075 "winning_initiative"."id",
2076 "losing_initiative"."id";
2078 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';
2081 CREATE VIEW "expired_session" AS
2082 SELECT * FROM "session" WHERE now() > "expiry";
2084 CREATE RULE "delete" AS ON DELETE TO "expired_session" DO INSTEAD
2085 DELETE FROM "session" WHERE "ident" = OLD."ident";
2087 COMMENT ON VIEW "expired_session" IS 'View containing all expired sessions where DELETE is possible';
2088 COMMENT ON RULE "delete" ON "expired_session" IS 'Rule allowing DELETE on rows in "expired_session" view, i.e. DELETE FROM "expired_session"';
2091 CREATE VIEW "open_issue" AS
2092 SELECT * FROM "issue" WHERE "closed" ISNULL;
2094 COMMENT ON VIEW "open_issue" IS 'All open issues';
2097 CREATE VIEW "member_contingent" AS
2098 SELECT
2099 "member"."id" AS "member_id",
2100 "contingent"."polling",
2101 "contingent"."time_frame",
2102 CASE WHEN "contingent"."text_entry_limit" NOTNULL THEN
2103 (
2104 SELECT count(1) FROM "draft"
2105 JOIN "initiative" ON "initiative"."id" = "draft"."initiative_id"
2106 WHERE "draft"."author_id" = "member"."id"
2107 AND "initiative"."polling" = "contingent"."polling"
2108 AND "draft"."created" > now() - "contingent"."time_frame"
2109 ) + (
2110 SELECT count(1) FROM "suggestion"
2111 JOIN "initiative" ON "initiative"."id" = "suggestion"."initiative_id"
2112 WHERE "suggestion"."author_id" = "member"."id"
2113 AND "contingent"."polling" = FALSE
2114 AND "suggestion"."created" > now() - "contingent"."time_frame"
2115 )
2116 ELSE NULL END AS "text_entry_count",
2117 "contingent"."text_entry_limit",
2118 CASE WHEN "contingent"."initiative_limit" NOTNULL THEN (
2119 SELECT count(1) FROM "opening_draft" AS "draft"
2120 JOIN "initiative" ON "initiative"."id" = "draft"."initiative_id"
2121 WHERE "draft"."author_id" = "member"."id"
2122 AND "initiative"."polling" = "contingent"."polling"
2123 AND "draft"."created" > now() - "contingent"."time_frame"
2124 ) ELSE NULL END AS "initiative_count",
2125 "contingent"."initiative_limit"
2126 FROM "member" CROSS JOIN "contingent";
2128 COMMENT ON VIEW "member_contingent" IS 'Actual counts of text entries and initiatives are calculated per member for each limit in the "contingent" table.';
2130 COMMENT ON COLUMN "member_contingent"."text_entry_count" IS 'Only calculated when "text_entry_limit" is not null in the same row';
2131 COMMENT ON COLUMN "member_contingent"."initiative_count" IS 'Only calculated when "initiative_limit" is not null in the same row';
2134 CREATE VIEW "member_contingent_left" AS
2135 SELECT
2136 "member_id",
2137 "polling",
2138 max("text_entry_limit" - "text_entry_count") AS "text_entries_left",
2139 max("initiative_limit" - "initiative_count") AS "initiatives_left"
2140 FROM "member_contingent" GROUP BY "member_id", "polling";
2142 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.';
2145 CREATE VIEW "event_seen_by_member" AS
2146 SELECT
2147 "member"."id" AS "seen_by_member_id",
2148 CASE WHEN "event"."state" IN (
2149 'voting',
2150 'finished_without_winner',
2151 'finished_with_winner'
2152 ) THEN
2153 'voting'::"notify_level"
2154 ELSE
2155 CASE WHEN "event"."state" IN (
2156 'verification',
2157 'canceled_after_revocation_during_verification',
2158 'canceled_no_initiative_admitted'
2159 ) THEN
2160 'verification'::"notify_level"
2161 ELSE
2162 CASE WHEN "event"."state" IN (
2163 'discussion',
2164 'canceled_after_revocation_during_discussion'
2165 ) THEN
2166 'discussion'::"notify_level"
2167 ELSE
2168 'all'::"notify_level"
2169 END
2170 END
2171 END AS "notify_level",
2172 "event".*
2173 FROM "member" CROSS JOIN "event"
2174 LEFT JOIN "issue"
2175 ON "event"."issue_id" = "issue"."id"
2176 LEFT JOIN "membership"
2177 ON "member"."id" = "membership"."member_id"
2178 AND "issue"."area_id" = "membership"."area_id"
2179 LEFT JOIN "interest"
2180 ON "member"."id" = "interest"."member_id"
2181 AND "event"."issue_id" = "interest"."issue_id"
2182 LEFT JOIN "supporter"
2183 ON "member"."id" = "supporter"."member_id"
2184 AND "event"."initiative_id" = "supporter"."initiative_id"
2185 LEFT JOIN "ignored_member"
2186 ON "member"."id" = "ignored_member"."member_id"
2187 AND "event"."member_id" = "ignored_member"."other_member_id"
2188 LEFT JOIN "ignored_initiative"
2189 ON "member"."id" = "ignored_initiative"."member_id"
2190 AND "event"."initiative_id" = "ignored_initiative"."initiative_id"
2191 WHERE (
2192 "supporter"."member_id" NOTNULL OR
2193 "interest"."member_id" NOTNULL OR
2194 ( "membership"."member_id" NOTNULL AND
2195 "event"."event" IN (
2196 'issue_state_changed',
2197 'initiative_created_in_new_issue',
2198 'initiative_created_in_existing_issue',
2199 'initiative_revoked' ) ) )
2200 AND "ignored_member"."member_id" ISNULL
2201 AND "ignored_initiative"."member_id" ISNULL;
2203 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"';
2206 CREATE VIEW "selected_event_seen_by_member" AS
2207 SELECT
2208 "member"."id" AS "seen_by_member_id",
2209 CASE WHEN "event"."state" IN (
2210 'voting',
2211 'finished_without_winner',
2212 'finished_with_winner'
2213 ) THEN
2214 'voting'::"notify_level"
2215 ELSE
2216 CASE WHEN "event"."state" IN (
2217 'verification',
2218 'canceled_after_revocation_during_verification',
2219 'canceled_no_initiative_admitted'
2220 ) THEN
2221 'verification'::"notify_level"
2222 ELSE
2223 CASE WHEN "event"."state" IN (
2224 'discussion',
2225 'canceled_after_revocation_during_discussion'
2226 ) THEN
2227 'discussion'::"notify_level"
2228 ELSE
2229 'all'::"notify_level"
2230 END
2231 END
2232 END AS "notify_level",
2233 "event".*
2234 FROM "member" CROSS JOIN "event"
2235 LEFT JOIN "issue"
2236 ON "event"."issue_id" = "issue"."id"
2237 LEFT JOIN "membership"
2238 ON "member"."id" = "membership"."member_id"
2239 AND "issue"."area_id" = "membership"."area_id"
2240 LEFT JOIN "interest"
2241 ON "member"."id" = "interest"."member_id"
2242 AND "event"."issue_id" = "interest"."issue_id"
2243 LEFT JOIN "supporter"
2244 ON "member"."id" = "supporter"."member_id"
2245 AND "event"."initiative_id" = "supporter"."initiative_id"
2246 LEFT JOIN "ignored_member"
2247 ON "member"."id" = "ignored_member"."member_id"
2248 AND "event"."member_id" = "ignored_member"."other_member_id"
2249 LEFT JOIN "ignored_initiative"
2250 ON "member"."id" = "ignored_initiative"."member_id"
2251 AND "event"."initiative_id" = "ignored_initiative"."initiative_id"
2252 WHERE (
2253 ( "member"."notify_level" >= 'all' ) OR
2254 ( "member"."notify_level" >= 'voting' AND
2255 "event"."state" IN (
2256 'voting',
2257 'finished_without_winner',
2258 'finished_with_winner' ) ) OR
2259 ( "member"."notify_level" >= 'verification' AND
2260 "event"."state" IN (
2261 'verification',
2262 'canceled_after_revocation_during_verification',
2263 'canceled_no_initiative_admitted' ) ) OR
2264 ( "member"."notify_level" >= 'discussion' AND
2265 "event"."state" IN (
2266 'discussion',
2267 'canceled_after_revocation_during_discussion' ) ) )
2268 AND (
2269 "supporter"."member_id" NOTNULL OR
2270 "interest"."member_id" NOTNULL OR
2271 ( "membership"."member_id" NOTNULL AND
2272 "event"."event" IN (
2273 'issue_state_changed',
2274 'initiative_created_in_new_issue',
2275 'initiative_created_in_existing_issue',
2276 'initiative_revoked' ) ) )
2277 AND "ignored_member"."member_id" ISNULL
2278 AND "ignored_initiative"."member_id" ISNULL;
2280 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"';
2284 ------------------------------------------------------
2285 -- Row set returning function for delegation chains --
2286 ------------------------------------------------------
2289 CREATE TYPE "delegation_chain_loop_tag" AS ENUM
2290 ('first', 'intermediate', 'last', 'repetition');
2292 COMMENT ON TYPE "delegation_chain_loop_tag" IS 'Type for loop tags in "delegation_chain_row" type';
2295 CREATE TYPE "delegation_chain_row" AS (
2296 "index" INT4,
2297 "member_id" INT4,
2298 "member_valid" BOOLEAN,
2299 "participation" BOOLEAN,
2300 "overridden" BOOLEAN,
2301 "scope_in" "delegation_scope",
2302 "scope_out" "delegation_scope",
2303 "disabled_out" BOOLEAN,
2304 "loop" "delegation_chain_loop_tag" );
2306 COMMENT ON TYPE "delegation_chain_row" IS 'Type of rows returned by "delegation_chain" function';
2308 COMMENT ON COLUMN "delegation_chain_row"."index" IS 'Index starting with 0 and counting up';
2309 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';
2310 COMMENT ON COLUMN "delegation_chain_row"."overridden" IS 'True, if an entry with lower index has "participation" set to true';
2311 COMMENT ON COLUMN "delegation_chain_row"."scope_in" IS 'Scope of used incoming delegation';
2312 COMMENT ON COLUMN "delegation_chain_row"."scope_out" IS 'Scope of used outgoing delegation';
2313 COMMENT ON COLUMN "delegation_chain_row"."disabled_out" IS 'Outgoing delegation is explicitly disabled by a delegation with trustee_id set to NULL';
2314 COMMENT ON COLUMN "delegation_chain_row"."loop" IS 'Not null, if member is part of a loop, see "delegation_chain_loop_tag" type';
2317 CREATE FUNCTION "delegation_chain_for_closed_issue"
2318 ( "member_id_p" "member"."id"%TYPE,
2319 "issue_id_p" "issue"."id"%TYPE )
2320 RETURNS SETOF "delegation_chain_row"
2321 LANGUAGE 'plpgsql' STABLE AS $$
2322 DECLARE
2323 "output_row" "delegation_chain_row";
2324 "direct_voter_row" "direct_voter"%ROWTYPE;
2325 "delegating_voter_row" "delegating_voter"%ROWTYPE;
2326 BEGIN
2327 "output_row"."index" := 0;
2328 "output_row"."member_id" := "member_id_p";
2329 "output_row"."member_valid" := TRUE;
2330 "output_row"."participation" := FALSE;
2331 "output_row"."overridden" := FALSE;
2332 "output_row"."disabled_out" := FALSE;
2333 LOOP
2334 SELECT INTO "direct_voter_row" * FROM "direct_voter"
2335 WHERE "issue_id" = "issue_id_p"
2336 AND "member_id" = "output_row"."member_id";
2337 IF "direct_voter_row"."member_id" NOTNULL THEN
2338 "output_row"."participation" := TRUE;
2339 "output_row"."scope_out" := NULL;
2340 "output_row"."disabled_out" := NULL;
2341 RETURN NEXT "output_row";
2342 RETURN;
2343 END IF;
2344 SELECT INTO "delegating_voter_row" * FROM "delegating_voter"
2345 WHERE "issue_id" = "issue_id_p"
2346 AND "member_id" = "output_row"."member_id";
2347 IF "delegating_voter_row"."member_id" ISNULL THEN
2348 RETURN;
2349 END IF;
2350 "output_row"."scope_out" := "delegating_voter_row"."scope";
2351 RETURN NEXT "output_row";
2352 "output_row"."member_id" := "delegating_voter_row"."delegate_member_ids"[1];
2353 "output_row"."scope_in" := "output_row"."scope_out";
2354 END LOOP;
2355 END;
2356 $$;
2358 COMMENT ON FUNCTION "delegation_chain_for_closed_issue"
2359 ( "member"."id"%TYPE,
2360 "member"."id"%TYPE )
2361 IS 'Helper function for "delegation_chain" function, handling the special case of closed issues after voting';
2364 CREATE FUNCTION "delegation_chain"
2365 ( "member_id_p" "member"."id"%TYPE,
2366 "unit_id_p" "unit"."id"%TYPE,
2367 "area_id_p" "area"."id"%TYPE,
2368 "issue_id_p" "issue"."id"%TYPE,
2369 "simulate_trustee_id_p" "member"."id"%TYPE DEFAULT NULL,
2370 "simulate_default_p" BOOLEAN DEFAULT FALSE )
2371 RETURNS SETOF "delegation_chain_row"
2372 LANGUAGE 'plpgsql' STABLE AS $$
2373 DECLARE
2374 "scope_v" "delegation_scope";
2375 "unit_id_v" "unit"."id"%TYPE;
2376 "area_id_v" "area"."id"%TYPE;
2377 "issue_row" "issue"%ROWTYPE;
2378 "visited_member_ids" INT4[]; -- "member"."id"%TYPE[]
2379 "loop_member_id_v" "member"."id"%TYPE;
2380 "output_row" "delegation_chain_row";
2381 "output_rows" "delegation_chain_row"[];
2382 "simulate_v" BOOLEAN;
2383 "simulate_here_v" BOOLEAN;
2384 "delegation_row" "delegation"%ROWTYPE;
2385 "row_count" INT4;
2386 "i" INT4;
2387 "loop_v" BOOLEAN;
2388 BEGIN
2389 IF "simulate_trustee_id_p" NOTNULL AND "simulate_default_p" THEN
2390 RAISE EXCEPTION 'Both "simulate_trustee_id_p" is set, and "simulate_default_p" is true';
2391 END IF;
2392 IF "simulate_trustee_id_p" NOTNULL OR "simulate_default_p" THEN
2393 "simulate_v" := TRUE;
2394 ELSE
2395 "simulate_v" := FALSE;
2396 END IF;
2397 IF
2398 "unit_id_p" NOTNULL AND
2399 "area_id_p" ISNULL AND
2400 "issue_id_p" ISNULL
2401 THEN
2402 "scope_v" := 'unit';
2403 "unit_id_v" := "unit_id_p";
2404 ELSIF
2405 "unit_id_p" ISNULL AND
2406 "area_id_p" NOTNULL AND
2407 "issue_id_p" ISNULL
2408 THEN
2409 "scope_v" := 'area';
2410 "area_id_v" := "area_id_p";
2411 SELECT "unit_id" INTO "unit_id_v"
2412 FROM "area" WHERE "id" = "area_id_v";
2413 ELSIF
2414 "unit_id_p" ISNULL AND
2415 "area_id_p" ISNULL AND
2416 "issue_id_p" NOTNULL
2417 THEN
2418 SELECT INTO "issue_row" * FROM "issue" WHERE "id" = "issue_id_p";
2419 IF "issue_row"."id" ISNULL THEN
2420 RETURN;
2421 END IF;
2422 IF "issue_row"."closed" NOTNULL THEN
2423 IF "simulate_v" THEN
2424 RAISE EXCEPTION 'Tried to simulate delegation chain for closed issue.';
2425 END IF;
2426 FOR "output_row" IN
2427 SELECT * FROM
2428 "delegation_chain_for_closed_issue"("member_id_p", "issue_id_p")
2429 LOOP
2430 RETURN NEXT "output_row";
2431 END LOOP;
2432 RETURN;
2433 END IF;
2434 "scope_v" := 'issue';
2435 SELECT "area_id" INTO "area_id_v"
2436 FROM "issue" WHERE "id" = "issue_id_p";
2437 SELECT "unit_id" INTO "unit_id_v"
2438 FROM "area" WHERE "id" = "area_id_v";
2439 ELSE
2440 RAISE EXCEPTION 'Exactly one of unit_id_p, area_id_p, or issue_id_p must be NOTNULL.';
2441 END IF;
2442 "visited_member_ids" := '{}';
2443 "loop_member_id_v" := NULL;
2444 "output_rows" := '{}';
2445 "output_row"."index" := 0;
2446 "output_row"."member_id" := "member_id_p";
2447 "output_row"."member_valid" := TRUE;
2448 "output_row"."participation" := FALSE;
2449 "output_row"."overridden" := FALSE;
2450 "output_row"."disabled_out" := FALSE;
2451 "output_row"."scope_out" := NULL;
2452 LOOP
2453 IF "visited_member_ids" @> ARRAY["output_row"."member_id"] THEN
2454 "loop_member_id_v" := "output_row"."member_id";
2455 ELSE
2456 "visited_member_ids" :=
2457 "visited_member_ids" || "output_row"."member_id";
2458 END IF;
2459 IF "output_row"."participation" ISNULL THEN
2460 "output_row"."overridden" := NULL;
2461 ELSIF "output_row"."participation" THEN
2462 "output_row"."overridden" := TRUE;
2463 END IF;
2464 "output_row"."scope_in" := "output_row"."scope_out";
2465 "output_row"."member_valid" := EXISTS (
2466 SELECT NULL FROM "member" JOIN "privilege"
2467 ON "privilege"."member_id" = "member"."id"
2468 AND "privilege"."unit_id" = "unit_id_v"
2469 WHERE "id" = "output_row"."member_id"
2470 AND "member"."active" AND "privilege"."voting_right"
2471 );
2472 "simulate_here_v" := (
2473 "simulate_v" AND
2474 "output_row"."member_id" = "member_id_p"
2475 );
2476 "delegation_row" := ROW(NULL);
2477 IF "output_row"."member_valid" OR "simulate_here_v" THEN
2478 IF "scope_v" = 'unit' THEN
2479 IF NOT "simulate_here_v" THEN
2480 SELECT * INTO "delegation_row" FROM "delegation"
2481 WHERE "truster_id" = "output_row"."member_id"
2482 AND "unit_id" = "unit_id_v";
2483 END IF;
2484 ELSIF "scope_v" = 'area' THEN
2485 "output_row"."participation" := EXISTS (
2486 SELECT NULL FROM "membership"
2487 WHERE "area_id" = "area_id_p"
2488 AND "member_id" = "output_row"."member_id"
2489 );
2490 IF "simulate_here_v" THEN
2491 IF "simulate_trustee_id_p" ISNULL THEN
2492 SELECT * INTO "delegation_row" FROM "delegation"
2493 WHERE "truster_id" = "output_row"."member_id"
2494 AND "unit_id" = "unit_id_v";
2495 END IF;
2496 ELSE
2497 SELECT * INTO "delegation_row" FROM "delegation"
2498 WHERE "truster_id" = "output_row"."member_id"
2499 AND (
2500 "unit_id" = "unit_id_v" OR
2501 "area_id" = "area_id_v"
2502 )
2503 ORDER BY "scope" DESC;
2504 END IF;
2505 ELSIF "scope_v" = 'issue' THEN
2506 IF "issue_row"."fully_frozen" ISNULL THEN
2507 "output_row"."participation" := EXISTS (
2508 SELECT NULL FROM "interest"
2509 WHERE "issue_id" = "issue_id_p"
2510 AND "member_id" = "output_row"."member_id"
2511 );
2512 ELSE
2513 IF "output_row"."member_id" = "member_id_p" THEN
2514 "output_row"."participation" := EXISTS (
2515 SELECT NULL FROM "direct_voter"
2516 WHERE "issue_id" = "issue_id_p"
2517 AND "member_id" = "output_row"."member_id"
2518 );
2519 ELSE
2520 "output_row"."participation" := NULL;
2521 END IF;
2522 END IF;
2523 IF "simulate_here_v" THEN
2524 IF "simulate_trustee_id_p" ISNULL THEN
2525 SELECT * INTO "delegation_row" FROM "delegation"
2526 WHERE "truster_id" = "output_row"."member_id"
2527 AND (
2528 "unit_id" = "unit_id_v" OR
2529 "area_id" = "area_id_v"
2530 )
2531 ORDER BY "scope" DESC;
2532 END IF;
2533 ELSE
2534 SELECT * INTO "delegation_row" FROM "delegation"
2535 WHERE "truster_id" = "output_row"."member_id"
2536 AND (
2537 "unit_id" = "unit_id_v" OR
2538 "area_id" = "area_id_v" OR
2539 "issue_id" = "issue_id_p"
2540 )
2541 ORDER BY "scope" DESC;
2542 END IF;
2543 END IF;
2544 ELSE
2545 "output_row"."participation" := FALSE;
2546 END IF;
2547 IF "simulate_here_v" AND "simulate_trustee_id_p" NOTNULL THEN
2548 "output_row"."scope_out" := "scope_v";
2549 "output_rows" := "output_rows" || "output_row";
2550 "output_row"."member_id" := "simulate_trustee_id_p";
2551 ELSIF "delegation_row"."trustee_id" NOTNULL THEN
2552 "output_row"."scope_out" := "delegation_row"."scope";
2553 "output_rows" := "output_rows" || "output_row";
2554 "output_row"."member_id" := "delegation_row"."trustee_id";
2555 ELSIF "delegation_row"."scope" NOTNULL THEN
2556 "output_row"."scope_out" := "delegation_row"."scope";
2557 "output_row"."disabled_out" := TRUE;
2558 "output_rows" := "output_rows" || "output_row";
2559 EXIT;
2560 ELSE
2561 "output_row"."scope_out" := NULL;
2562 "output_rows" := "output_rows" || "output_row";
2563 EXIT;
2564 END IF;
2565 EXIT WHEN "loop_member_id_v" NOTNULL;
2566 "output_row"."index" := "output_row"."index" + 1;
2567 END LOOP;
2568 "row_count" := array_upper("output_rows", 1);
2569 "i" := 1;
2570 "loop_v" := FALSE;
2571 LOOP
2572 "output_row" := "output_rows"["i"];
2573 EXIT WHEN "output_row" ISNULL; -- NOTE: ISNULL and NOT ... NOTNULL produce different results!
2574 IF "loop_v" THEN
2575 IF "i" + 1 = "row_count" THEN
2576 "output_row"."loop" := 'last';
2577 ELSIF "i" = "row_count" THEN
2578 "output_row"."loop" := 'repetition';
2579 ELSE
2580 "output_row"."loop" := 'intermediate';
2581 END IF;
2582 ELSIF "output_row"."member_id" = "loop_member_id_v" THEN
2583 "output_row"."loop" := 'first';
2584 "loop_v" := TRUE;
2585 END IF;
2586 IF "scope_v" = 'unit' THEN
2587 "output_row"."participation" := NULL;
2588 END IF;
2589 RETURN NEXT "output_row";
2590 "i" := "i" + 1;
2591 END LOOP;
2592 RETURN;
2593 END;
2594 $$;
2596 COMMENT ON FUNCTION "delegation_chain"
2597 ( "member"."id"%TYPE,
2598 "unit"."id"%TYPE,
2599 "area"."id"%TYPE,
2600 "issue"."id"%TYPE,
2601 "member"."id"%TYPE,
2602 BOOLEAN )
2603 IS 'Shows a delegation chain for unit, area, or issue; See "delegation_chain_row" type for more information';
2607 ---------------------------------------------------------
2608 -- Single row returning function for delegation chains --
2609 ---------------------------------------------------------
2612 CREATE TYPE "delegation_info_loop_type" AS ENUM
2613 ('own', 'first', 'first_ellipsis', 'other', 'other_ellipsis');
2615 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''';
2618 CREATE TYPE "delegation_info_type" AS (
2619 "own_participation" BOOLEAN,
2620 "own_delegation_scope" "delegation_scope",
2621 "first_trustee_id" INT4,
2622 "first_trustee_participation" BOOLEAN,
2623 "first_trustee_ellipsis" BOOLEAN,
2624 "other_trustee_id" INT4,
2625 "other_trustee_participation" BOOLEAN,
2626 "other_trustee_ellipsis" BOOLEAN,
2627 "delegation_loop" "delegation_info_loop_type",
2628 "participating_member_id" INT4 );
2630 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';
2632 COMMENT ON COLUMN "delegation_info_type"."own_participation" IS 'Member is directly participating';
2633 COMMENT ON COLUMN "delegation_info_type"."own_delegation_scope" IS 'Delegation scope of member';
2634 COMMENT ON COLUMN "delegation_info_type"."first_trustee_id" IS 'Direct trustee of member';
2635 COMMENT ON COLUMN "delegation_info_type"."first_trustee_participation" IS 'Direct trustee of member is participating';
2636 COMMENT ON COLUMN "delegation_info_type"."first_trustee_ellipsis" IS 'Ellipsis in delegation chain after "first_trustee"';
2637 COMMENT ON COLUMN "delegation_info_type"."other_trustee_id" IS 'Another relevant trustee (due to participation)';
2638 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)';
2639 COMMENT ON COLUMN "delegation_info_type"."other_trustee_ellipsis" IS 'Ellipsis in delegation chain after "other_trustee"';
2640 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';
2641 COMMENT ON COLUMN "delegation_info_type"."participating_member_id" IS 'First participating member in delegation chain';
2644 CREATE FUNCTION "delegation_info"
2645 ( "member_id_p" "member"."id"%TYPE,
2646 "unit_id_p" "unit"."id"%TYPE,
2647 "area_id_p" "area"."id"%TYPE,
2648 "issue_id_p" "issue"."id"%TYPE,
2649 "simulate_trustee_id_p" "member"."id"%TYPE DEFAULT NULL,
2650 "simulate_default_p" BOOLEAN DEFAULT FALSE )
2651 RETURNS "delegation_info_type"
2652 LANGUAGE 'plpgsql' STABLE AS $$
2653 DECLARE
2654 "current_row" "delegation_chain_row";
2655 "result" "delegation_info_type";
2656 BEGIN
2657 "result"."own_participation" := FALSE;
2658 FOR "current_row" IN
2659 SELECT * FROM "delegation_chain"(
2660 "member_id_p",
2661 "unit_id_p", "area_id_p", "issue_id_p",
2662 "simulate_trustee_id_p", "simulate_default_p")
2663 LOOP
2664 IF
2665 "result"."participating_member_id" ISNULL AND
2666 "current_row"."participation"
2667 THEN
2668 "result"."participating_member_id" := "current_row"."member_id";
2669 END IF;
2670 IF "current_row"."member_id" = "member_id_p" THEN
2671 "result"."own_participation" := "current_row"."participation";
2672 "result"."own_delegation_scope" := "current_row"."scope_out";
2673 IF "current_row"."loop" = 'first' THEN
2674 "result"."delegation_loop" := 'own';
2675 END IF;
2676 ELSIF
2677 "current_row"."member_valid" AND
2678 ( "current_row"."loop" ISNULL OR
2679 "current_row"."loop" != 'repetition' )
2680 THEN
2681 IF "result"."first_trustee_id" ISNULL THEN
2682 "result"."first_trustee_id" := "current_row"."member_id";
2683 "result"."first_trustee_participation" := "current_row"."participation";
2684 "result"."first_trustee_ellipsis" := FALSE;
2685 IF "current_row"."loop" = 'first' THEN
2686 "result"."delegation_loop" := 'first';
2687 END IF;
2688 ELSIF "result"."other_trustee_id" ISNULL THEN
2689 IF "current_row"."participation" AND NOT "current_row"."overridden" THEN
2690 "result"."other_trustee_id" := "current_row"."member_id";
2691 "result"."other_trustee_participation" := TRUE;
2692 "result"."other_trustee_ellipsis" := FALSE;
2693 IF "current_row"."loop" = 'first' THEN
2694 "result"."delegation_loop" := 'other';
2695 END IF;
2696 ELSE
2697 "result"."first_trustee_ellipsis" := TRUE;
2698 IF "current_row"."loop" = 'first' THEN
2699 "result"."delegation_loop" := 'first_ellipsis';
2700 END IF;
2701 END IF;
2702 ELSE
2703 "result"."other_trustee_ellipsis" := TRUE;
2704 IF "current_row"."loop" = 'first' THEN
2705 "result"."delegation_loop" := 'other_ellipsis';
2706 END IF;
2707 END IF;
2708 END IF;
2709 END LOOP;
2710 RETURN "result";
2711 END;
2712 $$;
2714 COMMENT ON FUNCTION "delegation_info"
2715 ( "member"."id"%TYPE,
2716 "unit"."id"%TYPE,
2717 "area"."id"%TYPE,
2718 "issue"."id"%TYPE,
2719 "member"."id"%TYPE,
2720 BOOLEAN )
2721 IS 'Notable information about a delegation chain for unit, area, or issue; See "delegation_info_type" for more information';
2725 ---------------------------
2726 -- Transaction isolation --
2727 ---------------------------
2729 CREATE FUNCTION "require_transaction_isolation"()
2730 RETURNS VOID
2731 LANGUAGE 'plpgsql' VOLATILE AS $$
2732 BEGIN
2733 IF
2734 current_setting('transaction_isolation') NOT IN
2735 ('repeatable read', 'serializable')
2736 THEN
2737 RAISE EXCEPTION 'Insufficient transaction isolation level';
2738 END IF;
2739 RETURN;
2740 END;
2741 $$;
2744 CREATE FUNCTION "dont_require_transaction_isolation"()
2745 RETURNS VOID
2746 LANGUAGE 'plpgsql' VOLATILE AS $$
2747 BEGIN
2748 IF
2749 current_setting('transaction_isolation') IN
2750 ('repeatable read', 'serializable')
2751 THEN
2752 RAISE WARNING 'Unneccessary transaction isolation level: %',
2753 current_setting('transaction_isolation');
2754 END IF;
2755 RETURN;
2756 END;
2757 $$;
2761 ------------------------------------------------------------------------
2762 -- Regular tasks, except calculcation of snapshots and voting results --
2763 ------------------------------------------------------------------------
2766 CREATE FUNCTION "check_activity"()
2767 RETURNS VOID
2768 LANGUAGE 'plpgsql' VOLATILE AS $$
2769 DECLARE
2770 "system_setting_row" "system_setting"%ROWTYPE;
2771 BEGIN
2772 PERFORM "dont_require_transaction_isolation"();
2773 SELECT * INTO "system_setting_row" FROM "system_setting";
2774 IF "system_setting_row"."member_ttl" NOTNULL THEN
2775 UPDATE "member" SET "active" = FALSE
2776 WHERE "active" = TRUE
2777 AND "last_activity" < (now() - "system_setting_row"."member_ttl")::DATE;
2778 END IF;
2779 RETURN;
2780 END;
2781 $$;
2783 COMMENT ON FUNCTION "check_activity"() IS 'Deactivates members when "last_activity" is older than "system_setting"."member_ttl".';
2786 CREATE FUNCTION "calculate_member_counts"()
2787 RETURNS VOID
2788 LANGUAGE 'plpgsql' VOLATILE AS $$
2789 BEGIN
2790 PERFORM "require_transaction_isolation"();
2791 DELETE FROM "member_count";
2792 INSERT INTO "member_count" ("total_count")
2793 SELECT "total_count" FROM "member_count_view";
2794 UPDATE "unit" SET "member_count" = "view"."member_count"
2795 FROM "unit_member_count" AS "view"
2796 WHERE "view"."unit_id" = "unit"."id";
2797 UPDATE "area" SET
2798 "direct_member_count" = "view"."direct_member_count",
2799 "member_weight" = "view"."member_weight"
2800 FROM "area_member_count" AS "view"
2801 WHERE "view"."area_id" = "area"."id";
2802 RETURN;
2803 END;
2804 $$;
2806 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"';
2810 ------------------------------------
2811 -- Calculation of harmonic weight --
2812 ------------------------------------
2815 CREATE VIEW "remaining_harmonic_supporter_weight" AS
2816 SELECT
2817 "direct_interest_snapshot"."issue_id",
2818 "direct_interest_snapshot"."event",
2819 "direct_interest_snapshot"."member_id",
2820 "direct_interest_snapshot"."weight" AS "weight_num",
2821 count("initiative"."id") AS "weight_den"
2822 FROM "issue"
2823 JOIN "direct_interest_snapshot"
2824 ON "issue"."id" = "direct_interest_snapshot"."issue_id"
2825 AND "issue"."latest_snapshot_event" = "direct_interest_snapshot"."event"
2826 JOIN "initiative"
2827 ON "issue"."id" = "initiative"."issue_id"
2828 AND "initiative"."harmonic_weight" ISNULL
2829 JOIN "direct_supporter_snapshot"
2830 ON "initiative"."id" = "direct_supporter_snapshot"."initiative_id"
2831 AND "direct_interest_snapshot"."event" = "direct_supporter_snapshot"."event"
2832 AND "direct_interest_snapshot"."member_id" = "direct_supporter_snapshot"."member_id"
2833 AND (
2834 "direct_supporter_snapshot"."satisfied" = TRUE OR
2835 coalesce("initiative"."admitted", FALSE) = FALSE
2836 )
2837 GROUP BY
2838 "direct_interest_snapshot"."issue_id",
2839 "direct_interest_snapshot"."event",
2840 "direct_interest_snapshot"."member_id",
2841 "direct_interest_snapshot"."weight";
2843 COMMENT ON VIEW "remaining_harmonic_supporter_weight" IS 'Helper view for function "set_harmonic_initiative_weights"';
2846 CREATE VIEW "remaining_harmonic_initiative_weight_summands" AS
2847 SELECT
2848 "initiative"."issue_id",
2849 "initiative"."id" AS "initiative_id",
2850 "initiative"."admitted",
2851 sum("remaining_harmonic_supporter_weight"."weight_num") AS "weight_num",
2852 "remaining_harmonic_supporter_weight"."weight_den"
2853 FROM "remaining_harmonic_supporter_weight"
2854 JOIN "initiative"
2855 ON "remaining_harmonic_supporter_weight"."issue_id" = "initiative"."issue_id"
2856 AND "initiative"."harmonic_weight" ISNULL
2857 JOIN "direct_supporter_snapshot"
2858 ON "initiative"."id" = "direct_supporter_snapshot"."initiative_id"
2859 AND "remaining_harmonic_supporter_weight"."event" = "direct_supporter_snapshot"."event"
2860 AND "remaining_harmonic_supporter_weight"."member_id" = "direct_supporter_snapshot"."member_id"
2861 AND (
2862 "direct_supporter_snapshot"."satisfied" = TRUE OR
2863 coalesce("initiative"."admitted", FALSE) = FALSE
2864 )
2865 GROUP BY
2866 "initiative"."issue_id",
2867 "initiative"."id",
2868 "initiative"."admitted",
2869 "remaining_harmonic_supporter_weight"."weight_den";
2871 COMMENT ON VIEW "remaining_harmonic_initiative_weight_summands" IS 'Helper view for function "set_harmonic_initiative_weights"';
2874 CREATE FUNCTION "set_harmonic_initiative_weights"
2875 ( "issue_id_p" "issue"."id"%TYPE )
2876 RETURNS VOID
2877 LANGUAGE 'plpgsql' VOLATILE AS $$
2878 DECLARE
2879 "weight_row" "remaining_harmonic_initiative_weight_summands"%ROWTYPE;
2880 "i" INT4;
2881 "count_v" INT4;
2882 "summand_v" FLOAT;
2883 "id_ary" INT4[];
2884 "weight_ary" FLOAT[];
2885 "min_weight_v" FLOAT;
2886 BEGIN
2887 PERFORM "require_transaction_isolation"();
2888 UPDATE "initiative" SET "harmonic_weight" = NULL
2889 WHERE "issue_id" = "issue_id_p";
2890 LOOP
2891 "min_weight_v" := NULL;
2892 "i" := 0;
2893 "count_v" := 0;
2894 FOR "weight_row" IN
2895 SELECT * FROM "remaining_harmonic_initiative_weight_summands"
2896 WHERE "issue_id" = "issue_id_p"
2897 AND (
2898 coalesce("admitted", FALSE) = FALSE OR NOT EXISTS (
2899 SELECT NULL FROM "initiative"
2900 WHERE "issue_id" = "issue_id_p"
2901 AND "harmonic_weight" ISNULL
2902 AND coalesce("admitted", FALSE) = FALSE
2903 )
2904 )
2905 ORDER BY "initiative_id" DESC, "weight_den" DESC
2906 -- NOTE: non-admitted initiatives placed first (at last positions),
2907 -- latest initiatives treated worse in case of tie
2908 LOOP
2909 "summand_v" := "weight_row"."weight_num"::FLOAT / "weight_row"."weight_den"::FLOAT;
2910 IF "i" = 0 OR "weight_row"."initiative_id" != "id_ary"["i"] THEN
2911 "i" := "i" + 1;
2912 "count_v" := "i";
2913 "id_ary"["i"] := "weight_row"."initiative_id";
2914 "weight_ary"["i"] := "summand_v";
2915 ELSE
2916 "weight_ary"["i"] := "weight_ary"["i"] + "summand_v";
2917 END IF;
2918 END LOOP;
2919 EXIT WHEN "count_v" = 0;
2920 "i" := 1;
2921 LOOP
2922 "weight_ary"["i"] := "weight_ary"["i"]::NUMERIC(18,9)::NUMERIC(12,3);
2923 IF "min_weight_v" ISNULL OR "weight_ary"["i"] < "min_weight_v" THEN
2924 "min_weight_v" := "weight_ary"["i"];
2925 END IF;
2926 "i" := "i" + 1;
2927 EXIT WHEN "i" > "count_v";
2928 END LOOP;
2929 "i" := 1;
2930 LOOP
2931 IF "weight_ary"["i"] = "min_weight_v" THEN
2932 UPDATE "initiative" SET "harmonic_weight" = "min_weight_v"
2933 WHERE "id" = "id_ary"["i"];
2934 EXIT;
2935 END IF;
2936 "i" := "i" + 1;
2937 END LOOP;
2938 END LOOP;
2939 UPDATE "initiative" SET "harmonic_weight" = 0
2940 WHERE "issue_id" = "issue_id_p" AND "harmonic_weight" ISNULL;
2941 END;
2942 $$;
2944 COMMENT ON FUNCTION "set_harmonic_initiative_weights"
2945 ( "issue"."id"%TYPE )
2946 IS 'Calculates and sets "harmonic_weight" of initiatives in a given issue';
2950 ------------------------------
2951 -- Calculation of snapshots --
2952 ------------------------------
2955 CREATE FUNCTION "weight_of_added_delegations_for_population_snapshot"
2956 ( "issue_id_p" "issue"."id"%TYPE,
2957 "member_id_p" "member"."id"%TYPE,
2958 "delegate_member_ids_p" "delegating_population_snapshot"."delegate_member_ids"%TYPE )
2959 RETURNS "direct_population_snapshot"."weight"%TYPE
2960 LANGUAGE 'plpgsql' VOLATILE AS $$
2961 DECLARE
2962 "issue_delegation_row" "issue_delegation"%ROWTYPE;
2963 "delegate_member_ids_v" "delegating_population_snapshot"."delegate_member_ids"%TYPE;
2964 "weight_v" INT4;
2965 "sub_weight_v" INT4;
2966 BEGIN
2967 PERFORM "require_transaction_isolation"();
2968 "weight_v" := 0;
2969 FOR "issue_delegation_row" IN
2970 SELECT * FROM "issue_delegation"
2971 WHERE "trustee_id" = "member_id_p"
2972 AND "issue_id" = "issue_id_p"
2973 LOOP
2974 IF NOT EXISTS (
2975 SELECT NULL FROM "direct_population_snapshot"
2976 WHERE "issue_id" = "issue_id_p"
2977 AND "event" = 'periodic'
2978 AND "member_id" = "issue_delegation_row"."truster_id"
2979 ) AND NOT EXISTS (
2980 SELECT NULL FROM "delegating_population_snapshot"
2981 WHERE "issue_id" = "issue_id_p"
2982 AND "event" = 'periodic'
2983 AND "member_id" = "issue_delegation_row"."truster_id"
2984 ) THEN
2985 "delegate_member_ids_v" :=
2986 "member_id_p" || "delegate_member_ids_p";
2987 INSERT INTO "delegating_population_snapshot" (
2988 "issue_id",
2989 "event",
2990 "member_id",
2991 "scope",
2992 "delegate_member_ids"
2993 ) VALUES (
2994 "issue_id_p",
2995 'periodic',
2996 "issue_delegation_row"."truster_id",
2997 "issue_delegation_row"."scope",
2998 "delegate_member_ids_v"
2999 );
3000 "sub_weight_v" := 1 +
3001 "weight_of_added_delegations_for_population_snapshot"(
3002 "issue_id_p",
3003 "issue_delegation_row"."truster_id",
3004 "delegate_member_ids_v"
3005 );
3006 UPDATE "delegating_population_snapshot"
3007 SET "weight" = "sub_weight_v"
3008 WHERE "issue_id" = "issue_id_p"
3009 AND "event" = 'periodic'
3010 AND "member_id" = "issue_delegation_row"."truster_id";
3011 "weight_v" := "weight_v" + "sub_weight_v";
3012 END IF;
3013 END LOOP;
3014 RETURN "weight_v";
3015 END;
3016 $$;
3018 COMMENT ON FUNCTION "weight_of_added_delegations_for_population_snapshot"
3019 ( "issue"."id"%TYPE,
3020 "member"."id"%TYPE,
3021 "delegating_population_snapshot"."delegate_member_ids"%TYPE )
3022 IS 'Helper function for "create_population_snapshot" function';
3025 CREATE FUNCTION "create_population_snapshot"
3026 ( "issue_id_p" "issue"."id"%TYPE )
3027 RETURNS VOID
3028 LANGUAGE 'plpgsql' VOLATILE AS $$
3029 DECLARE
3030 "member_id_v" "member"."id"%TYPE;
3031 BEGIN
3032 PERFORM "require_transaction_isolation"();
3033 DELETE FROM "direct_population_snapshot"
3034 WHERE "issue_id" = "issue_id_p"
3035 AND "event" = 'periodic';
3036 DELETE FROM "delegating_population_snapshot"
3037 WHERE "issue_id" = "issue_id_p"
3038 AND "event" = 'periodic';
3039 INSERT INTO "direct_population_snapshot"
3040 ("issue_id", "event", "member_id")
3041 SELECT
3042 "issue_id_p" AS "issue_id",
3043 'periodic'::"snapshot_event" AS "event",
3044 "member"."id" AS "member_id"
3045 FROM "issue"
3046 JOIN "area" ON "issue"."area_id" = "area"."id"
3047 JOIN "membership" ON "area"."id" = "membership"."area_id"
3048 JOIN "member" ON "membership"."member_id" = "member"."id"
3049 JOIN "privilege"
3050 ON "privilege"."unit_id" = "area"."unit_id"
3051 AND "privilege"."member_id" = "member"."id"
3052 WHERE "issue"."id" = "issue_id_p"
3053 AND "member"."active" AND "privilege"."voting_right"
3054 UNION
3055 SELECT
3056 "issue_id_p" AS "issue_id",
3057 'periodic'::"snapshot_event" AS "event",
3058 "member"."id" AS "member_id"
3059 FROM "issue"
3060 JOIN "area" ON "issue"."area_id" = "area"."id"
3061 JOIN "interest" ON "issue"."id" = "interest"."issue_id"
3062 JOIN "member" ON "interest"."member_id" = "member"."id"
3063 JOIN "privilege"
3064 ON "privilege"."unit_id" = "area"."unit_id"
3065 AND "privilege"."member_id" = "member"."id"
3066 WHERE "issue"."id" = "issue_id_p"
3067 AND "member"."active" AND "privilege"."voting_right";
3068 FOR "member_id_v" IN
3069 SELECT "member_id" FROM "direct_population_snapshot"
3070 WHERE "issue_id" = "issue_id_p"
3071 AND "event" = 'periodic'
3072 LOOP
3073 UPDATE "direct_population_snapshot" SET
3074 "weight" = 1 +
3075 "weight_of_added_delegations_for_population_snapshot"(
3076 "issue_id_p",
3077 "member_id_v",
3078 '{}'
3079 )
3080 WHERE "issue_id" = "issue_id_p"
3081 AND "event" = 'periodic'
3082 AND "member_id" = "member_id_v";
3083 END LOOP;
3084 RETURN;
3085 END;
3086 $$;
3088 COMMENT ON FUNCTION "create_population_snapshot"
3089 ( "issue"."id"%TYPE )
3090 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.';
3093 CREATE FUNCTION "weight_of_added_delegations_for_interest_snapshot"
3094 ( "issue_id_p" "issue"."id"%TYPE,
3095 "member_id_p" "member"."id"%TYPE,
3096 "delegate_member_ids_p" "delegating_interest_snapshot"."delegate_member_ids"%TYPE )
3097 RETURNS "direct_interest_snapshot"."weight"%TYPE
3098 LANGUAGE 'plpgsql' VOLATILE AS $$
3099 DECLARE
3100 "issue_delegation_row" "issue_delegation"%ROWTYPE;
3101 "delegate_member_ids_v" "delegating_interest_snapshot"."delegate_member_ids"%TYPE;
3102 "weight_v" INT4;
3103 "sub_weight_v" INT4;
3104 BEGIN
3105 PERFORM "require_transaction_isolation"();
3106 "weight_v" := 0;
3107 FOR "issue_delegation_row" IN
3108 SELECT * FROM "issue_delegation"
3109 WHERE "trustee_id" = "member_id_p"
3110 AND "issue_id" = "issue_id_p"
3111 LOOP
3112 IF NOT EXISTS (
3113 SELECT NULL FROM "direct_interest_snapshot"
3114 WHERE "issue_id" = "issue_id_p"
3115 AND "event" = 'periodic'
3116 AND "member_id" = "issue_delegation_row"."truster_id"
3117 ) AND NOT EXISTS (
3118 SELECT NULL FROM "delegating_interest_snapshot"
3119 WHERE "issue_id" = "issue_id_p"
3120 AND "event" = 'periodic'
3121 AND "member_id" = "issue_delegation_row"."truster_id"
3122 ) THEN
3123 "delegate_member_ids_v" :=
3124 "member_id_p" || "delegate_member_ids_p";
3125 INSERT INTO "delegating_interest_snapshot" (
3126 "issue_id",
3127 "event",
3128 "member_id",
3129 "scope",
3130 "delegate_member_ids"
3131 ) VALUES (
3132 "issue_id_p",
3133 'periodic',
3134 "issue_delegation_row"."truster_id",
3135 "issue_delegation_row"."scope",
3136 "delegate_member_ids_v"
3137 );
3138 "sub_weight_v" := 1 +
3139 "weight_of_added_delegations_for_interest_snapshot"(
3140 "issue_id_p",
3141 "issue_delegation_row"."truster_id",
3142 "delegate_member_ids_v"
3143 );
3144 UPDATE "delegating_interest_snapshot"
3145 SET "weight" = "sub_weight_v"
3146 WHERE "issue_id" = "issue_id_p"
3147 AND "event" = 'periodic'
3148 AND "member_id" = "issue_delegation_row"."truster_id";
3149 "weight_v" := "weight_v" + "sub_weight_v";
3150 END IF;
3151 END LOOP;
3152 RETURN "weight_v";
3153 END;
3154 $$;
3156 COMMENT ON FUNCTION "weight_of_added_delegations_for_interest_snapshot"
3157 ( "issue"."id"%TYPE,
3158 "member"."id"%TYPE,
3159 "delegating_interest_snapshot"."delegate_member_ids"%TYPE )
3160 IS 'Helper function for "create_interest_snapshot" function';
3163 CREATE FUNCTION "create_interest_snapshot"
3164 ( "issue_id_p" "issue"."id"%TYPE )
3165 RETURNS VOID
3166 LANGUAGE 'plpgsql' VOLATILE AS $$
3167 DECLARE
3168 "member_id_v" "member"."id"%TYPE;
3169 BEGIN
3170 PERFORM "require_transaction_isolation"();
3171 DELETE FROM "direct_interest_snapshot"
3172 WHERE "issue_id" = "issue_id_p"
3173 AND "event" = 'periodic';
3174 DELETE FROM "delegating_interest_snapshot"
3175 WHERE "issue_id" = "issue_id_p"
3176 AND "event" = 'periodic';
3177 DELETE FROM "direct_supporter_snapshot"
3178 USING "initiative" -- NOTE: due to missing index on issue_id
3179 WHERE "initiative"."issue_id" = "issue_id_p"
3180 AND "direct_supporter_snapshot"."initiative_id" = "initiative"."id"
3181 AND "direct_supporter_snapshot"."event" = 'periodic';
3182 INSERT INTO "direct_interest_snapshot"
3183 ("issue_id", "event", "member_id")
3184 SELECT
3185 "issue_id_p" AS "issue_id",
3186 'periodic' AS "event",
3187 "member"."id" AS "member_id"
3188 FROM "issue"
3189 JOIN "area" ON "issue"."area_id" = "area"."id"
3190 JOIN "interest" ON "issue"."id" = "interest"."issue_id"
3191 JOIN "member" ON "interest"."member_id" = "member"."id"
3192 JOIN "privilege"
3193 ON "privilege"."unit_id" = "area"."unit_id"
3194 AND "privilege"."member_id" = "member"."id"
3195 WHERE "issue"."id" = "issue_id_p"
3196 AND "member"."active" AND "privilege"."voting_right";
3197 FOR "member_id_v" IN
3198 SELECT "member_id" FROM "direct_interest_snapshot"
3199 WHERE "issue_id" = "issue_id_p"
3200 AND "event" = 'periodic'
3201 LOOP
3202 UPDATE "direct_interest_snapshot" SET
3203 "weight" = 1 +
3204 "weight_of_added_delegations_for_interest_snapshot"(
3205 "issue_id_p",
3206 "member_id_v",
3207 '{}'
3208 )
3209 WHERE "issue_id" = "issue_id_p"
3210 AND "event" = 'periodic'
3211 AND "member_id" = "member_id_v";
3212 END LOOP;
3213 INSERT INTO "direct_supporter_snapshot"
3214 ( "issue_id", "initiative_id", "event", "member_id",
3215 "draft_id", "informed", "satisfied" )
3216 SELECT
3217 "issue_id_p" AS "issue_id",
3218 "initiative"."id" AS "initiative_id",
3219 'periodic' AS "event",
3220 "supporter"."member_id" AS "member_id",
3221 "supporter"."draft_id" AS "draft_id",
3222 "supporter"."draft_id" = "current_draft"."id" AS "informed",
3223 NOT EXISTS (
3224 SELECT NULL FROM "critical_opinion"
3225 WHERE "initiative_id" = "initiative"."id"
3226 AND "member_id" = "supporter"."member_id"
3227 ) AS "satisfied"
3228 FROM "initiative"
3229 JOIN "supporter"
3230 ON "supporter"."initiative_id" = "initiative"."id"
3231 JOIN "current_draft"
3232 ON "initiative"."id" = "current_draft"."initiative_id"
3233 JOIN "direct_interest_snapshot"
3234 ON "supporter"."member_id" = "direct_interest_snapshot"."member_id"
3235 AND "initiative"."issue_id" = "direct_interest_snapshot"."issue_id"
3236 AND "event" = 'periodic'
3237 WHERE "initiative"."issue_id" = "issue_id_p";
3238 RETURN;
3239 END;
3240 $$;
3242 COMMENT ON FUNCTION "create_interest_snapshot"
3243 ( "issue"."id"%TYPE )
3244 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.';
3247 CREATE FUNCTION "create_snapshot"
3248 ( "issue_id_p" "issue"."id"%TYPE )
3249 RETURNS VOID
3250 LANGUAGE 'plpgsql' VOLATILE AS $$
3251 DECLARE
3252 "initiative_id_v" "initiative"."id"%TYPE;
3253 "suggestion_id_v" "suggestion"."id"%TYPE;
3254 BEGIN
3255 PERFORM "require_transaction_isolation"();
3256 PERFORM "create_population_snapshot"("issue_id_p");
3257 PERFORM "create_interest_snapshot"("issue_id_p");
3258 UPDATE "issue" SET
3259 "snapshot" = coalesce("phase_finished", now()),
3260 "latest_snapshot_event" = 'periodic',
3261 "population" = (
3262 SELECT coalesce(sum("weight"), 0)
3263 FROM "direct_population_snapshot"
3264 WHERE "issue_id" = "issue_id_p"
3265 AND "event" = 'periodic'
3266 )
3267 WHERE "id" = "issue_id_p";
3268 FOR "initiative_id_v" IN
3269 SELECT "id" FROM "initiative" WHERE "issue_id" = "issue_id_p"
3270 LOOP
3271 UPDATE "initiative" SET
3272 "supporter_count" = (
3273 SELECT coalesce(sum("di"."weight"), 0)
3274 FROM "direct_interest_snapshot" AS "di"
3275 JOIN "direct_supporter_snapshot" AS "ds"
3276 ON "di"."member_id" = "ds"."member_id"
3277 WHERE "di"."issue_id" = "issue_id_p"
3278 AND "di"."event" = 'periodic'
3279 AND "ds"."initiative_id" = "initiative_id_v"
3280 AND "ds"."event" = 'periodic'
3281 ),
3282 "informed_supporter_count" = (
3283 SELECT coalesce(sum("di"."weight"), 0)
3284 FROM "direct_interest_snapshot" AS "di"
3285 JOIN "direct_supporter_snapshot" AS "ds"
3286 ON "di"."member_id" = "ds"."member_id"
3287 WHERE "di"."issue_id" = "issue_id_p"
3288 AND "di"."event" = 'periodic'
3289 AND "ds"."initiative_id" = "initiative_id_v"
3290 AND "ds"."event" = 'periodic'
3291 AND "ds"."informed"
3292 ),
3293 "satisfied_supporter_count" = (
3294 SELECT coalesce(sum("di"."weight"), 0)
3295 FROM "direct_interest_snapshot" AS "di"
3296 JOIN "direct_supporter_snapshot" AS "ds"
3297 ON "di"."member_id" = "ds"."member_id"
3298 WHERE "di"."issue_id" = "issue_id_p"
3299 AND "di"."event" = 'periodic'
3300 AND "ds"."initiative_id" = "initiative_id_v"
3301 AND "ds"."event" = 'periodic'
3302 AND "ds"."satisfied"
3303 ),
3304 "satisfied_informed_supporter_count" = (
3305 SELECT coalesce(sum("di"."weight"), 0)
3306 FROM "direct_interest_snapshot" AS "di"
3307 JOIN "direct_supporter_snapshot" AS "ds"
3308 ON "di"."member_id" = "ds"."member_id"
3309 WHERE "di"."issue_id" = "issue_id_p"
3310 AND "di"."event" = 'periodic'
3311 AND "ds"."initiative_id" = "initiative_id_v"
3312 AND "ds"."event" = 'periodic'
3313 AND "ds"."informed"
3314 AND "ds"."satisfied"
3315 )
3316 WHERE "id" = "initiative_id_v";
3317 FOR "suggestion_id_v" IN
3318 SELECT "id" FROM "suggestion"
3319 WHERE "initiative_id" = "initiative_id_v"
3320 LOOP
3321 UPDATE "suggestion" SET
3322 "minus2_unfulfilled_count" = (
3323 SELECT coalesce(sum("snapshot"."weight"), 0)
3324 FROM "issue" CROSS JOIN "opinion"
3325 JOIN "direct_interest_snapshot" AS "snapshot"
3326 ON "snapshot"."issue_id" = "issue"."id"
3327 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3328 AND "snapshot"."member_id" = "opinion"."member_id"
3329 WHERE "issue"."id" = "issue_id_p"
3330 AND "opinion"."suggestion_id" = "suggestion_id_v"
3331 AND "opinion"."degree" = -2
3332 AND "opinion"."fulfilled" = FALSE
3333 ),
3334 "minus2_fulfilled_count" = (
3335 SELECT coalesce(sum("snapshot"."weight"), 0)
3336 FROM "issue" CROSS JOIN "opinion"
3337 JOIN "direct_interest_snapshot" AS "snapshot"
3338 ON "snapshot"."issue_id" = "issue"."id"
3339 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3340 AND "snapshot"."member_id" = "opinion"."member_id"
3341 WHERE "issue"."id" = "issue_id_p"
3342 AND "opinion"."suggestion_id" = "suggestion_id_v"
3343 AND "opinion"."degree" = -2
3344 AND "opinion"."fulfilled" = TRUE
3345 ),
3346 "minus1_unfulfilled_count" = (
3347 SELECT coalesce(sum("snapshot"."weight"), 0)
3348 FROM "issue" CROSS JOIN "opinion"
3349 JOIN "direct_interest_snapshot" AS "snapshot"
3350 ON "snapshot"."issue_id" = "issue"."id"
3351 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3352 AND "snapshot"."member_id" = "opinion"."member_id"
3353 WHERE "issue"."id" = "issue_id_p"
3354 AND "opinion"."suggestion_id" = "suggestion_id_v"
3355 AND "opinion"."degree" = -1
3356 AND "opinion"."fulfilled" = FALSE
3357 ),
3358 "minus1_fulfilled_count" = (
3359 SELECT coalesce(sum("snapshot"."weight"), 0)
3360 FROM "issue" CROSS JOIN "opinion"
3361 JOIN "direct_interest_snapshot" AS "snapshot"
3362 ON "snapshot"."issue_id" = "issue"."id"
3363 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3364 AND "snapshot"."member_id" = "opinion"."member_id"
3365 WHERE "issue"."id" = "issue_id_p"
3366 AND "opinion"."suggestion_id" = "suggestion_id_v"
3367 AND "opinion"."degree" = -1
3368 AND "opinion"."fulfilled" = TRUE
3369 ),
3370 "plus1_unfulfilled_count" = (
3371 SELECT coalesce(sum("snapshot"."weight"), 0)
3372 FROM "issue" CROSS JOIN "opinion"
3373 JOIN "direct_interest_snapshot" AS "snapshot"
3374 ON "snapshot"."issue_id" = "issue"."id"
3375 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3376 AND "snapshot"."member_id" = "opinion"."member_id"
3377 WHERE "issue"."id" = "issue_id_p"
3378 AND "opinion"."suggestion_id" = "suggestion_id_v"
3379 AND "opinion"."degree" = 1
3380 AND "opinion"."fulfilled" = FALSE
3381 ),
3382 "plus1_fulfilled_count" = (
3383 SELECT coalesce(sum("snapshot"."weight"), 0)
3384 FROM "issue" CROSS JOIN "opinion"
3385 JOIN "direct_interest_snapshot" AS "snapshot"
3386 ON "snapshot"."issue_id" = "issue"."id"
3387 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3388 AND "snapshot"."member_id" = "opinion"."member_id"
3389 WHERE "issue"."id" = "issue_id_p"
3390 AND "opinion"."suggestion_id" = "suggestion_id_v"
3391 AND "opinion"."degree" = 1
3392 AND "opinion"."fulfilled" = TRUE
3393 ),
3394 "plus2_unfulfilled_count" = (
3395 SELECT coalesce(sum("snapshot"."weight"), 0)
3396 FROM "issue" CROSS JOIN "opinion"
3397 JOIN "direct_interest_snapshot" AS "snapshot"
3398 ON "snapshot"."issue_id" = "issue"."id"
3399 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3400 AND "snapshot"."member_id" = "opinion"."member_id"
3401 WHERE "issue"."id" = "issue_id_p"
3402 AND "opinion"."suggestion_id" = "suggestion_id_v"
3403 AND "opinion"."degree" = 2
3404 AND "opinion"."fulfilled" = FALSE
3405 ),
3406 "plus2_fulfilled_count" = (
3407 SELECT coalesce(sum("snapshot"."weight"), 0)
3408 FROM "issue" CROSS JOIN "opinion"
3409 JOIN "direct_interest_snapshot" AS "snapshot"
3410 ON "snapshot"."issue_id" = "issue"."id"
3411 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3412 AND "snapshot"."member_id" = "opinion"."member_id"
3413 WHERE "issue"."id" = "issue_id_p"
3414 AND "opinion"."suggestion_id" = "suggestion_id_v"
3415 AND "opinion"."degree" = 2
3416 AND "opinion"."fulfilled" = TRUE
3417 )
3418 WHERE "suggestion"."id" = "suggestion_id_v";
3419 END LOOP;
3420 END LOOP;
3421 RETURN;
3422 END;
3423 $$;
3425 COMMENT ON FUNCTION "create_snapshot"
3426 ( "issue"."id"%TYPE )
3427 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.';
3430 CREATE FUNCTION "set_snapshot_event"
3431 ( "issue_id_p" "issue"."id"%TYPE,
3432 "event_p" "snapshot_event" )
3433 RETURNS VOID
3434 LANGUAGE 'plpgsql' VOLATILE AS $$
3435 DECLARE
3436 "event_v" "issue"."latest_snapshot_event"%TYPE;
3437 BEGIN
3438 PERFORM "require_transaction_isolation"();
3439 SELECT "latest_snapshot_event" INTO "event_v" FROM "issue"
3440 WHERE "id" = "issue_id_p" FOR UPDATE;
3441 UPDATE "issue" SET "latest_snapshot_event" = "event_p"
3442 WHERE "id" = "issue_id_p";
3443 UPDATE "direct_population_snapshot" SET "event" = "event_p"
3444 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3445 UPDATE "delegating_population_snapshot" SET "event" = "event_p"
3446 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3447 UPDATE "direct_interest_snapshot" SET "event" = "event_p"
3448 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3449 UPDATE "delegating_interest_snapshot" SET "event" = "event_p"
3450 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3451 UPDATE "direct_supporter_snapshot" SET "event" = "event_p"
3452 FROM "initiative" -- NOTE: due to missing index on issue_id
3453 WHERE "initiative"."issue_id" = "issue_id_p"
3454 AND "direct_supporter_snapshot"."initiative_id" = "initiative"."id"
3455 AND "direct_supporter_snapshot"."event" = "event_v";
3456 RETURN;
3457 END;
3458 $$;
3460 COMMENT ON FUNCTION "set_snapshot_event"
3461 ( "issue"."id"%TYPE,
3462 "snapshot_event" )
3463 IS 'Change "event" attribute of the previous ''periodic'' snapshot';
3467 -----------------------
3468 -- Counting of votes --
3469 -----------------------
3472 CREATE FUNCTION "weight_of_added_vote_delegations"
3473 ( "issue_id_p" "issue"."id"%TYPE,
3474 "member_id_p" "member"."id"%TYPE,
3475 "delegate_member_ids_p" "delegating_voter"."delegate_member_ids"%TYPE )
3476 RETURNS "direct_voter"."weight"%TYPE
3477 LANGUAGE 'plpgsql' VOLATILE AS $$
3478 DECLARE
3479 "issue_delegation_row" "issue_delegation"%ROWTYPE;
3480 "delegate_member_ids_v" "delegating_voter"."delegate_member_ids"%TYPE;
3481 "weight_v" INT4;
3482 "sub_weight_v" INT4;
3483 BEGIN
3484 PERFORM "require_transaction_isolation"();
3485 "weight_v" := 0;
3486 FOR "issue_delegation_row" IN
3487 SELECT * FROM "issue_delegation"
3488 WHERE "trustee_id" = "member_id_p"
3489 AND "issue_id" = "issue_id_p"
3490 LOOP
3491 IF NOT EXISTS (
3492 SELECT NULL FROM "direct_voter"
3493 WHERE "member_id" = "issue_delegation_row"."truster_id"
3494 AND "issue_id" = "issue_id_p"
3495 ) AND NOT EXISTS (
3496 SELECT NULL FROM "delegating_voter"
3497 WHERE "member_id" = "issue_delegation_row"."truster_id"
3498 AND "issue_id" = "issue_id_p"
3499 ) THEN
3500 "delegate_member_ids_v" :=
3501 "member_id_p" || "delegate_member_ids_p";
3502 INSERT INTO "delegating_voter" (
3503 "issue_id",
3504 "member_id",
3505 "scope",
3506 "delegate_member_ids"
3507 ) VALUES (
3508 "issue_id_p",
3509 "issue_delegation_row"."truster_id",
3510 "issue_delegation_row"."scope",
3511 "delegate_member_ids_v"
3512 );
3513 "sub_weight_v" := 1 +
3514 "weight_of_added_vote_delegations"(
3515 "issue_id_p",
3516 "issue_delegation_row"."truster_id",
3517 "delegate_member_ids_v"
3518 );
3519 UPDATE "delegating_voter"
3520 SET "weight" = "sub_weight_v"
3521 WHERE "issue_id" = "issue_id_p"
3522 AND "member_id" = "issue_delegation_row"."truster_id";
3523 "weight_v" := "weight_v" + "sub_weight_v";
3524 END IF;
3525 END LOOP;
3526 RETURN "weight_v";
3527 END;
3528 $$;
3530 COMMENT ON FUNCTION "weight_of_added_vote_delegations"
3531 ( "issue"."id"%TYPE,
3532 "member"."id"%TYPE,
3533 "delegating_voter"."delegate_member_ids"%TYPE )
3534 IS 'Helper function for "add_vote_delegations" function';
3537 CREATE FUNCTION "add_vote_delegations"
3538 ( "issue_id_p" "issue"."id"%TYPE )
3539 RETURNS VOID
3540 LANGUAGE 'plpgsql' VOLATILE AS $$
3541 DECLARE
3542 "member_id_v" "member"."id"%TYPE;
3543 BEGIN
3544 PERFORM "require_transaction_isolation"();
3545 FOR "member_id_v" IN
3546 SELECT "member_id" FROM "direct_voter"
3547 WHERE "issue_id" = "issue_id_p"
3548 LOOP
3549 UPDATE "direct_voter" SET
3550 "weight" = "weight" + "weight_of_added_vote_delegations"(
3551 "issue_id_p",
3552 "member_id_v",
3553 '{}'
3554 )
3555 WHERE "member_id" = "member_id_v"
3556 AND "issue_id" = "issue_id_p";
3557 END LOOP;
3558 RETURN;
3559 END;
3560 $$;
3562 COMMENT ON FUNCTION "add_vote_delegations"
3563 ( "issue_id_p" "issue"."id"%TYPE )
3564 IS 'Helper function for "close_voting" function';
3567 CREATE FUNCTION "close_voting"("issue_id_p" "issue"."id"%TYPE)
3568 RETURNS VOID
3569 LANGUAGE 'plpgsql' VOLATILE AS $$
3570 DECLARE
3571 "area_id_v" "area"."id"%TYPE;
3572 "unit_id_v" "unit"."id"%TYPE;
3573 "member_id_v" "member"."id"%TYPE;
3574 BEGIN
3575 PERFORM "require_transaction_isolation"();
3576 SELECT "area_id" INTO "area_id_v" FROM "issue" WHERE "id" = "issue_id_p";
3577 SELECT "unit_id" INTO "unit_id_v" FROM "area" WHERE "id" = "area_id_v";
3578 -- delete timestamp of voting comment:
3579 UPDATE "direct_voter" SET "comment_changed" = NULL
3580 WHERE "issue_id" = "issue_id_p";
3581 -- delete delegating votes (in cases of manual reset of issue state):
3582 DELETE FROM "delegating_voter"
3583 WHERE "issue_id" = "issue_id_p";
3584 -- delete votes from non-privileged voters:
3585 DELETE FROM "direct_voter"
3586 USING (
3587 SELECT
3588 "direct_voter"."member_id"
3589 FROM "direct_voter"
3590 JOIN "member" ON "direct_voter"."member_id" = "member"."id"
3591 LEFT JOIN "privilege"
3592 ON "privilege"."unit_id" = "unit_id_v"
3593 AND "privilege"."member_id" = "direct_voter"."member_id"
3594 WHERE "direct_voter"."issue_id" = "issue_id_p" AND (
3595 "member"."active" = FALSE OR
3596 "privilege"."voting_right" ISNULL OR
3597 "privilege"."voting_right" = FALSE
3598 )
3599 ) AS "subquery"
3600 WHERE "direct_voter"."issue_id" = "issue_id_p"
3601 AND "direct_voter"."member_id" = "subquery"."member_id";
3602 -- consider delegations:
3603 UPDATE "direct_voter" SET "weight" = 1
3604 WHERE "issue_id" = "issue_id_p";
3605 PERFORM "add_vote_delegations"("issue_id_p");
3606 -- materialize battle_view:
3607 -- NOTE: "closed" column of issue must be set at this point
3608 DELETE FROM "battle" WHERE "issue_id" = "issue_id_p";
3609 INSERT INTO "battle" (
3610 "issue_id",
3611 "winning_initiative_id", "losing_initiative_id",
3612 "count"
3613 ) SELECT
3614 "issue_id",
3615 "winning_initiative_id", "losing_initiative_id",
3616 "count"
3617 FROM "battle_view" WHERE "issue_id" = "issue_id_p";
3618 -- set voter count:
3619 UPDATE "issue" SET
3620 "voter_count" = (
3621 SELECT coalesce(sum("weight"), 0)
3622 FROM "direct_voter" WHERE "issue_id" = "issue_id_p"
3623 )
3624 WHERE "id" = "issue_id_p";
3625 -- copy "positive_votes" and "negative_votes" from "battle" table:
3626 UPDATE "initiative" SET
3627 "positive_votes" = "battle_win"."count",
3628 "negative_votes" = "battle_lose"."count"
3629 FROM "battle" AS "battle_win", "battle" AS "battle_lose"
3630 WHERE
3631 "battle_win"."issue_id" = "issue_id_p" AND
3632 "battle_win"."winning_initiative_id" = "initiative"."id" AND
3633 "battle_win"."losing_initiative_id" ISNULL AND
3634 "battle_lose"."issue_id" = "issue_id_p" AND
3635 "battle_lose"."losing_initiative_id" = "initiative"."id" AND
3636 "battle_lose"."winning_initiative_id" ISNULL;
3637 END;
3638 $$;
3640 COMMENT ON FUNCTION "close_voting"
3641 ( "issue"."id"%TYPE )
3642 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.';
3645 CREATE FUNCTION "defeat_strength"
3646 ( "positive_votes_p" INT4, "negative_votes_p" INT4 )
3647 RETURNS INT8
3648 LANGUAGE 'plpgsql' IMMUTABLE AS $$
3649 BEGIN
3650 IF "positive_votes_p" > "negative_votes_p" THEN
3651 RETURN ("positive_votes_p"::INT8 << 31) - "negative_votes_p"::INT8;
3652 ELSIF "positive_votes_p" = "negative_votes_p" THEN
3653 RETURN 0;
3654 ELSE
3655 RETURN -1;
3656 END IF;
3657 END;
3658 $$;
3660 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';
3663 CREATE FUNCTION "calculate_ranks"("issue_id_p" "issue"."id"%TYPE)
3664 RETURNS VOID
3665 LANGUAGE 'plpgsql' VOLATILE AS $$
3666 DECLARE
3667 "issue_row" "issue"%ROWTYPE;
3668 "policy_row" "policy"%ROWTYPE;
3669 "dimension_v" INTEGER;
3670 "vote_matrix" INT4[][]; -- absolute votes
3671 "matrix" INT8[][]; -- defeat strength / best paths
3672 "i" INTEGER;
3673 "j" INTEGER;
3674 "k" INTEGER;
3675 "battle_row" "battle"%ROWTYPE;
3676 "rank_ary" INT4[];
3677 "rank_v" INT4;
3678 "done_v" INTEGER;
3679 "winners_ary" INTEGER[];
3680 "initiative_id_v" "initiative"."id"%TYPE;
3681 BEGIN
3682 PERFORM "require_transaction_isolation"();
3683 SELECT * INTO "issue_row"
3684 FROM "issue" WHERE "id" = "issue_id_p";
3685 SELECT * INTO "policy_row"
3686 FROM "policy" WHERE "id" = "issue_row"."policy_id";
3687 SELECT count(1) INTO "dimension_v"
3688 FROM "battle_participant" WHERE "issue_id" = "issue_id_p";
3689 -- Create "vote_matrix" with absolute number of votes in pairwise
3690 -- comparison:
3691 "vote_matrix" := array_fill(NULL::INT4, ARRAY["dimension_v", "dimension_v"]);
3692 "i" := 1;
3693 "j" := 2;
3694 FOR "battle_row" IN
3695 SELECT * FROM "battle" WHERE "issue_id" = "issue_id_p"
3696 ORDER BY
3697 "winning_initiative_id" NULLS LAST,
3698 "losing_initiative_id" NULLS LAST
3699 LOOP
3700 "vote_matrix"["i"]["j"] := "battle_row"."count";
3701 IF "j" = "dimension_v" THEN
3702 "i" := "i" + 1;
3703 "j" := 1;
3704 ELSE
3705 "j" := "j" + 1;
3706 IF "j" = "i" THEN
3707 "j" := "j" + 1;
3708 END IF;
3709 END IF;
3710 END LOOP;
3711 IF "i" != "dimension_v" OR "j" != "dimension_v" + 1 THEN
3712 RAISE EXCEPTION 'Wrong battle count (should not happen)';
3713 END IF;
3714 -- Store defeat strengths in "matrix" using "defeat_strength"
3715 -- function:
3716 "matrix" := array_fill(NULL::INT8, ARRAY["dimension_v", "dimension_v"]);
3717 "i" := 1;
3718 LOOP
3719 "j" := 1;
3720 LOOP
3721 IF "i" != "j" THEN
3722 "matrix"["i"]["j"] := "defeat_strength"(
3723 "vote_matrix"["i"]["j"],
3724 "vote_matrix"["j"]["i"]
3725 );
3726 END IF;
3727 EXIT WHEN "j" = "dimension_v";
3728 "j" := "j" + 1;
3729 END LOOP;
3730 EXIT WHEN "i" = "dimension_v";
3731 "i" := "i" + 1;
3732 END LOOP;
3733 -- Find best paths:
3734 "i" := 1;
3735 LOOP
3736 "j" := 1;
3737 LOOP
3738 IF "i" != "j" THEN
3739 "k" := 1;
3740 LOOP
3741 IF "i" != "k" AND "j" != "k" THEN
3742 IF "matrix"["j"]["i"] < "matrix"["i"]["k"] THEN
3743 IF "matrix"["j"]["i"] > "matrix"["j"]["k"] THEN
3744 "matrix"["j"]["k"] := "matrix"["j"]["i"];
3745 END IF;
3746 ELSE
3747 IF "matrix"["i"]["k"] > "matrix"["j"]["k"] THEN
3748 "matrix"["j"]["k"] := "matrix"["i"]["k"];
3749 END IF;
3750 END IF;
3751 END IF;
3752 EXIT WHEN "k" = "dimension_v";
3753 "k" := "k" + 1;
3754 END LOOP;
3755 END IF;
3756 EXIT WHEN "j" = "dimension_v";
3757 "j" := "j" + 1;
3758 END LOOP;
3759 EXIT WHEN "i" = "dimension_v";
3760 "i" := "i" + 1;
3761 END LOOP;
3762 -- Determine order of winners:
3763 "rank_ary" := array_fill(NULL::INT4, ARRAY["dimension_v"]);
3764 "rank_v" := 1;
3765 "done_v" := 0;
3766 LOOP
3767 "winners_ary" := '{}';
3768 "i" := 1;
3769 LOOP
3770 IF "rank_ary"["i"] ISNULL THEN
3771 "j" := 1;
3772 LOOP
3773 IF
3774 "i" != "j" AND
3775 "rank_ary"["j"] ISNULL AND
3776 "matrix"["j"]["i"] > "matrix"["i"]["j"]
3777 THEN
3778 -- someone else is better
3779 EXIT;
3780 END IF;
3781 IF "j" = "dimension_v" THEN
3782 -- noone is better
3783 "winners_ary" := "winners_ary" || "i";
3784 EXIT;
3785 END IF;
3786 "j" := "j" + 1;
3787 END LOOP;
3788 END IF;
3789 EXIT WHEN "i" = "dimension_v";
3790 "i" := "i" + 1;
3791 END LOOP;
3792 "i" := 1;
3793 LOOP
3794 "rank_ary"["winners_ary"["i"]] := "rank_v";
3795 "done_v" := "done_v" + 1;
3796 EXIT WHEN "i" = array_upper("winners_ary", 1);
3797 "i" := "i" + 1;
3798 END LOOP;
3799 EXIT WHEN "done_v" = "dimension_v";
3800 "rank_v" := "rank_v" + 1;
3801 END LOOP;
3802 -- write preliminary results:
3803 "i" := 1;
3804 FOR "initiative_id_v" IN
3805 SELECT "id" FROM "initiative"
3806 WHERE "issue_id" = "issue_id_p" AND "admitted"
3807 ORDER BY "id"
3808 LOOP
3809 UPDATE "initiative" SET
3810 "direct_majority" =
3811 CASE WHEN "policy_row"."direct_majority_strict" THEN
3812 "positive_votes" * "policy_row"."direct_majority_den" >
3813 "policy_row"."direct_majority_num" * ("positive_votes"+"negative_votes")
3814 ELSE
3815 "positive_votes" * "policy_row"."direct_majority_den" >=
3816 "policy_row"."direct_majority_num" * ("positive_votes"+"negative_votes")
3817 END
3818 AND "positive_votes" >= "policy_row"."direct_majority_positive"
3819 AND "issue_row"."voter_count"-"negative_votes" >=
3820 "policy_row"."direct_majority_non_negative",
3821 "indirect_majority" =
3822 CASE WHEN "policy_row"."indirect_majority_strict" THEN
3823 "positive_votes" * "policy_row"."indirect_majority_den" >
3824 "policy_row"."indirect_majority_num" * ("positive_votes"+"negative_votes")
3825 ELSE
3826 "positive_votes" * "policy_row"."indirect_majority_den" >=
3827 "policy_row"."indirect_majority_num" * ("positive_votes"+"negative_votes")
3828 END
3829 AND "positive_votes" >= "policy_row"."indirect_majority_positive"
3830 AND "issue_row"."voter_count"-"negative_votes" >=
3831 "policy_row"."indirect_majority_non_negative",
3832 "schulze_rank" = "rank_ary"["i"],
3833 "better_than_status_quo" = "rank_ary"["i"] < "rank_ary"["dimension_v"],
3834 "worse_than_status_quo" = "rank_ary"["i"] > "rank_ary"["dimension_v"],
3835 "multistage_majority" = "rank_ary"["i"] >= "rank_ary"["dimension_v"],
3836 "reverse_beat_path" = "matrix"["dimension_v"]["i"] >= 0,
3837 "eligible" = FALSE,
3838 "winner" = FALSE,
3839 "rank" = NULL -- NOTE: in cases of manual reset of issue state
3840 WHERE "id" = "initiative_id_v";
3841 "i" := "i" + 1;
3842 END LOOP;
3843 IF "i" != "dimension_v" THEN
3844 RAISE EXCEPTION 'Wrong winner count (should not happen)';
3845 END IF;
3846 -- take indirect majorities into account:
3847 LOOP
3848 UPDATE "initiative" SET "indirect_majority" = TRUE
3849 FROM (
3850 SELECT "new_initiative"."id" AS "initiative_id"
3851 FROM "initiative" "old_initiative"
3852 JOIN "initiative" "new_initiative"
3853 ON "new_initiative"."issue_id" = "issue_id_p"
3854 AND "new_initiative"."indirect_majority" = FALSE
3855 JOIN "battle" "battle_win"
3856 ON "battle_win"."issue_id" = "issue_id_p"
3857 AND "battle_win"."winning_initiative_id" = "new_initiative"."id"
3858 AND "battle_win"."losing_initiative_id" = "old_initiative"."id"
3859 JOIN "battle" "battle_lose"
3860 ON "battle_lose"."issue_id" = "issue_id_p"
3861 AND "battle_lose"."losing_initiative_id" = "new_initiative"."id"
3862 AND "battle_lose"."winning_initiative_id" = "old_initiative"."id"
3863 WHERE "old_initiative"."issue_id" = "issue_id_p"
3864 AND "old_initiative"."indirect_majority" = TRUE
3865 AND CASE WHEN "policy_row"."indirect_majority_strict" THEN
3866 "battle_win"."count" * "policy_row"."indirect_majority_den" >
3867 "policy_row"."indirect_majority_num" *
3868 ("battle_win"."count"+"battle_lose"."count")
3869 ELSE
3870 "battle_win"."count" * "policy_row"."indirect_majority_den" >=
3871 "policy_row"."indirect_majority_num" *
3872 ("battle_win"."count"+"battle_lose"."count")
3873 END
3874 AND "battle_win"."count" >= "policy_row"."indirect_majority_positive"
3875 AND "issue_row"."voter_count"-"battle_lose"."count" >=
3876 "policy_row"."indirect_majority_non_negative"
3877 ) AS "subquery"
3878 WHERE "id" = "subquery"."initiative_id";
3879 EXIT WHEN NOT FOUND;
3880 END LOOP;
3881 -- set "multistage_majority" for remaining matching initiatives:
3882 UPDATE "initiative" SET "multistage_majority" = TRUE
3883 FROM (
3884 SELECT "losing_initiative"."id" AS "initiative_id"
3885 FROM "initiative" "losing_initiative"
3886 JOIN "initiative" "winning_initiative"
3887 ON "winning_initiative"."issue_id" = "issue_id_p"
3888 AND "winning_initiative"."admitted"
3889 JOIN "battle" "battle_win"
3890 ON "battle_win"."issue_id" = "issue_id_p"
3891 AND "battle_win"."winning_initiative_id" = "winning_initiative"."id"
3892 AND "battle_win"."losing_initiative_id" = "losing_initiative"."id"
3893 JOIN "battle" "battle_lose"
3894 ON "battle_lose"."issue_id" = "issue_id_p"
3895 AND "battle_lose"."losing_initiative_id" = "winning_initiative"."id"
3896 AND "battle_lose"."winning_initiative_id" = "losing_initiative"."id"
3897 WHERE "losing_initiative"."issue_id" = "issue_id_p"
3898 AND "losing_initiative"."admitted"
3899 AND "winning_initiative"."schulze_rank" <
3900 "losing_initiative"."schulze_rank"
3901 AND "battle_win"."count" > "battle_lose"."count"
3902 AND (
3903 "battle_win"."count" > "winning_initiative"."positive_votes" OR
3904 "battle_lose"."count" < "losing_initiative"."negative_votes" )
3905 ) AS "subquery"
3906 WHERE "id" = "subquery"."initiative_id";
3907 -- mark eligible initiatives:
3908 UPDATE "initiative" SET "eligible" = TRUE
3909 WHERE "issue_id" = "issue_id_p"
3910 AND "initiative"."direct_majority"
3911 AND "initiative"."indirect_majority"
3912 AND "initiative"."better_than_status_quo"
3913 AND (
3914 "policy_row"."no_multistage_majority" = FALSE OR
3915 "initiative"."multistage_majority" = FALSE )
3916 AND (
3917 "policy_row"."no_reverse_beat_path" = FALSE OR
3918 "initiative"."reverse_beat_path" = FALSE );
3919 -- mark final winner:
3920 UPDATE "initiative" SET "winner" = TRUE
3921 FROM (
3922 SELECT "id" AS "initiative_id"
3923 FROM "initiative"
3924 WHERE "issue_id" = "issue_id_p" AND "eligible"
3925 ORDER BY
3926 "schulze_rank",
3927 "id"
3928 LIMIT 1
3929 ) AS "subquery"
3930 WHERE "id" = "subquery"."initiative_id";
3931 -- write (final) ranks:
3932 "rank_v" := 1;
3933 FOR "initiative_id_v" IN
3934 SELECT "id"
3935 FROM "initiative"
3936 WHERE "issue_id" = "issue_id_p" AND "admitted"
3937 ORDER BY
3938 "winner" DESC,
3939 "eligible" DESC,
3940 "schulze_rank",
3941 "id"
3942 LOOP
3943 UPDATE "initiative" SET "rank" = "rank_v"
3944 WHERE "id" = "initiative_id_v";
3945 "rank_v" := "rank_v" + 1;
3946 END LOOP;
3947 -- set schulze rank of status quo and mark issue as finished:
3948 UPDATE "issue" SET
3949 "status_quo_schulze_rank" = "rank_ary"["dimension_v"],
3950 "state" =
3951 CASE WHEN EXISTS (
3952 SELECT NULL FROM "initiative"
3953 WHERE "issue_id" = "issue_id_p" AND "winner"
3954 ) THEN
3955 'finished_with_winner'::"issue_state"
3956 ELSE
3957 'finished_without_winner'::"issue_state"
3958 END,
3959 "closed" = "phase_finished",
3960 "phase_finished" = NULL
3961 WHERE "id" = "issue_id_p";
3962 RETURN;
3963 END;
3964 $$;
3966 COMMENT ON FUNCTION "calculate_ranks"
3967 ( "issue"."id"%TYPE )
3968 IS 'Determine ranking (Votes have to be counted first)';
3972 -----------------------------
3973 -- Automatic state changes --
3974 -----------------------------
3977 CREATE TYPE "check_issue_persistence" AS (
3978 "state" "issue_state",
3979 "phase_finished" BOOLEAN,
3980 "issue_revoked" BOOLEAN,
3981 "snapshot_created" BOOLEAN,
3982 "harmonic_weights_set" BOOLEAN,
3983 "closed_voting" BOOLEAN );
3985 COMMENT ON TYPE "check_issue_persistence" IS 'Type of data returned by "check_issue" function, to be passed to subsequent calls of the same function';
3988 CREATE FUNCTION "check_issue"
3989 ( "issue_id_p" "issue"."id"%TYPE,
3990 "persist" "check_issue_persistence" )
3991 RETURNS "check_issue_persistence"
3992 LANGUAGE 'plpgsql' VOLATILE AS $$
3993 DECLARE
3994 "issue_row" "issue"%ROWTYPE;
3995 "policy_row" "policy"%ROWTYPE;
3996 "initiative_row" "initiative"%ROWTYPE;
3997 "state_v" "issue_state";
3998 BEGIN
3999 PERFORM "require_transaction_isolation"();
4000 IF "persist" ISNULL THEN
4001 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p"
4002 FOR UPDATE;
4003 IF "issue_row"."closed" NOTNULL THEN
4004 RETURN NULL;
4005 END IF;
4006 "persist"."state" := "issue_row"."state";
4007 IF
4008 ( "issue_row"."state" = 'admission' AND now() >=
4009 "issue_row"."created" + "issue_row"."admission_time" ) OR
4010 ( "issue_row"."state" = 'discussion' AND now() >=
4011 "issue_row"."accepted" + "issue_row"."discussion_time" ) OR
4012 ( "issue_row"."state" = 'verification' AND now() >=
4013 "issue_row"."half_frozen" + "issue_row"."verification_time" ) OR
4014 ( "issue_row"."state" = 'voting' AND now() >=
4015 "issue_row"."fully_frozen" + "issue_row"."voting_time" )
4016 THEN
4017 "persist"."phase_finished" := TRUE;
4018 ELSE
4019 "persist"."phase_finished" := FALSE;
4020 END IF;
4021 IF
4022 NOT EXISTS (
4023 -- all initiatives are revoked
4024 SELECT NULL FROM "initiative"
4025 WHERE "issue_id" = "issue_id_p" AND "revoked" ISNULL
4026 ) AND (
4027 -- and issue has not been accepted yet
4028 "persist"."state" = 'admission' OR
4029 -- or verification time has elapsed
4030 ( "persist"."state" = 'verification' AND
4031 "persist"."phase_finished" ) OR
4032 -- or no initiatives have been revoked lately
4033 NOT EXISTS (
4034 SELECT NULL FROM "initiative"
4035 WHERE "issue_id" = "issue_id_p"
4036 AND now() < "revoked" + "issue_row"."verification_time"
4037 )
4038 )
4039 THEN
4040 "persist"."issue_revoked" := TRUE;
4041 ELSE
4042 "persist"."issue_revoked" := FALSE;
4043 END IF;
4044 IF "persist"."phase_finished" OR "persist"."issue_revoked" THEN
4045 UPDATE "issue" SET "phase_finished" = now()
4046 WHERE "id" = "issue_row"."id";
4047 RETURN "persist";
4048 ELSIF
4049 "persist"."state" IN ('admission', 'discussion', 'verification')
4050 THEN
4051 RETURN "persist";
4052 ELSE
4053 RETURN NULL;
4054 END IF;
4055 END IF;
4056 IF
4057 "persist"."state" IN ('admission', 'discussion', 'verification') AND
4058 coalesce("persist"."snapshot_created", FALSE) = FALSE
4059 THEN
4060 PERFORM "create_snapshot"("issue_id_p");
4061 "persist"."snapshot_created" = TRUE;
4062 IF "persist"."phase_finished" THEN
4063 IF "persist"."state" = 'admission' THEN
4064 PERFORM "set_snapshot_event"("issue_id_p", 'end_of_admission');
4065 ELSIF "persist"."state" = 'discussion' THEN
4066 PERFORM "set_snapshot_event"("issue_id_p", 'half_freeze');
4067 ELSIF "persist"."state" = 'verification' THEN
4068 PERFORM "set_snapshot_event"("issue_id_p", 'full_freeze');
4069 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p";
4070 SELECT * INTO "policy_row" FROM "policy"
4071 WHERE "id" = "issue_row"."policy_id";
4072 FOR "initiative_row" IN
4073 SELECT * FROM "initiative"
4074 WHERE "issue_id" = "issue_id_p" AND "revoked" ISNULL
4075 FOR UPDATE
4076 LOOP
4077 IF
4078 "initiative_row"."polling" OR (
4079 "initiative_row"."satisfied_supporter_count" > 0 AND
4080 "initiative_row"."satisfied_supporter_count" *
4081 "policy_row"."initiative_quorum_den" >=
4082 "issue_row"."population" * "policy_row"."initiative_quorum_num"
4083 )
4084 THEN
4085 UPDATE "initiative" SET "admitted" = TRUE
4086 WHERE "id" = "initiative_row"."id";
4087 ELSE
4088 UPDATE "initiative" SET "admitted" = FALSE
4089 WHERE "id" = "initiative_row"."id";
4090 END IF;
4091 END LOOP;
4092 END IF;
4093 END IF;
4094 RETURN "persist";
4095 END IF;
4096 IF
4097 "persist"."state" IN ('admission', 'discussion', 'verification') AND
4098 coalesce("persist"."harmonic_weights_set", FALSE) = FALSE
4099 THEN
4100 PERFORM "set_harmonic_initiative_weights"("issue_id_p");
4101 "persist"."harmonic_weights_set" = TRUE;
4102 IF
4103 "persist"."phase_finished" OR
4104 "persist"."issue_revoked" OR
4105 "persist"."state" = 'admission'
4106 THEN
4107 RETURN "persist";
4108 ELSE
4109 RETURN NULL;
4110 END IF;
4111 END IF;
4112 IF "persist"."issue_revoked" THEN
4113 IF "persist"."state" = 'admission' THEN
4114 "state_v" := 'canceled_revoked_before_accepted';
4115 ELSIF "persist"."state" = 'discussion' THEN
4116 "state_v" := 'canceled_after_revocation_during_discussion';
4117 ELSIF "persist"."state" = 'verification' THEN
4118 "state_v" := 'canceled_after_revocation_during_verification';
4119 END IF;
4120 UPDATE "issue" SET
4121 "state" = "state_v",
4122 "closed" = "phase_finished",
4123 "phase_finished" = NULL
4124 WHERE "id" = "issue_id_p";
4125 RETURN NULL;
4126 END IF;
4127 IF "persist"."state" = 'admission' THEN
4128 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p"
4129 FOR UPDATE;
4130 SELECT * INTO "policy_row"
4131 FROM "policy" WHERE "id" = "issue_row"."policy_id";
4132 IF EXISTS (
4133 SELECT NULL FROM "initiative"
4134 WHERE "issue_id" = "issue_id_p"
4135 AND "supporter_count" > 0
4136 AND "supporter_count" * "policy_row"."issue_quorum_den"
4137 >= "issue_row"."population" * "policy_row"."issue_quorum_num"
4138 ) THEN
4139 UPDATE "issue" SET
4140 "state" = 'discussion',
4141 "accepted" = coalesce("phase_finished", now()),
4142 "phase_finished" = NULL
4143 WHERE "id" = "issue_id_p";
4144 ELSIF "issue_row"."phase_finished" NOTNULL THEN
4145 UPDATE "issue" SET
4146 "state" = 'canceled_issue_not_accepted',
4147 "closed" = "phase_finished",
4148 "phase_finished" = NULL
4149 WHERE "id" = "issue_id_p";
4150 END IF;
4151 RETURN NULL;
4152 END IF;
4153 IF "persist"."phase_finished" THEN
4154 if "persist"."state" = 'discussion' THEN
4155 UPDATE "issue" SET
4156 "state" = 'verification',
4157 "half_frozen" = "phase_finished",
4158 "phase_finished" = NULL
4159 WHERE "id" = "issue_id_p";
4160 RETURN NULL;
4161 END IF;
4162 IF "persist"."state" = 'verification' THEN
4163 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p"
4164 FOR UPDATE;
4165 SELECT * INTO "policy_row" FROM "policy"
4166 WHERE "id" = "issue_row"."policy_id";
4167 IF EXISTS (
4168 SELECT NULL FROM "initiative"
4169 WHERE "issue_id" = "issue_id_p" AND "admitted" = TRUE
4170 ) THEN
4171 UPDATE "issue" SET
4172 "state" = 'voting',
4173 "fully_frozen" = "phase_finished",
4174 "phase_finished" = NULL
4175 WHERE "id" = "issue_id_p";
4176 ELSE
4177 UPDATE "issue" SET
4178 "state" = 'canceled_no_initiative_admitted',
4179 "fully_frozen" = "phase_finished",
4180 "closed" = "phase_finished",
4181 "phase_finished" = NULL
4182 WHERE "id" = "issue_id_p";
4183 -- NOTE: The following DELETE statements have effect only when
4184 -- issue state has been manipulated
4185 DELETE FROM "direct_voter" WHERE "issue_id" = "issue_id_p";
4186 DELETE FROM "delegating_voter" WHERE "issue_id" = "issue_id_p";
4187 DELETE FROM "battle" WHERE "issue_id" = "issue_id_p";
4188 END IF;
4189 RETURN NULL;
4190 END IF;
4191 IF "persist"."state" = 'voting' THEN
4192 IF coalesce("persist"."closed_voting", FALSE) = FALSE THEN
4193 PERFORM "close_voting"("issue_id_p");
4194 "persist"."closed_voting" = TRUE;
4195 RETURN "persist";
4196 END IF;
4197 PERFORM "calculate_ranks"("issue_id_p");
4198 RETURN NULL;
4199 END IF;
4200 END IF;
4201 RAISE WARNING 'should not happen';
4202 RETURN NULL;
4203 END;
4204 $$;
4206 COMMENT ON FUNCTION "check_issue"
4207 ( "issue"."id"%TYPE,
4208 "check_issue_persistence" )
4209 IS 'Precalculate supporter counts etc. for a given issue, and check, if status change is required, and perform the status change when necessary; Function must be called multiple times with the previous result as second parameter, until the result is NULL (see source code of function "check_everything")';
4212 CREATE FUNCTION "check_everything"()
4213 RETURNS VOID
4214 LANGUAGE 'plpgsql' VOLATILE AS $$
4215 DECLARE
4216 "issue_id_v" "issue"."id"%TYPE;
4217 "persist_v" "check_issue_persistence";
4218 BEGIN
4219 RAISE WARNING 'Function "check_everything" should only be used for development and debugging purposes';
4220 DELETE FROM "expired_session";
4221 PERFORM "check_activity"();
4222 PERFORM "calculate_member_counts"();
4223 FOR "issue_id_v" IN SELECT "id" FROM "open_issue" LOOP
4224 "persist_v" := NULL;
4225 LOOP
4226 "persist_v" := "check_issue"("issue_id_v", "persist_v");
4227 EXIT WHEN "persist_v" ISNULL;
4228 END LOOP;
4229 END LOOP;
4230 RETURN;
4231 END;
4232 $$;
4234 COMMENT ON FUNCTION "check_everything"() IS 'Amongst other regular tasks this function performs "check_issue" for every open issue. Use this function only for development and debugging purposes, as you may run into locking and/or serialization problems in productive environments.';
4238 ----------------------
4239 -- Deletion of data --
4240 ----------------------
4243 CREATE FUNCTION "clean_issue"("issue_id_p" "issue"."id"%TYPE)
4244 RETURNS VOID
4245 LANGUAGE 'plpgsql' VOLATILE AS $$
4246 DECLARE
4247 "issue_row" "issue"%ROWTYPE;
4248 BEGIN
4249 SELECT * INTO "issue_row"
4250 FROM "issue" WHERE "id" = "issue_id_p"
4251 FOR UPDATE;
4252 IF "issue_row"."cleaned" ISNULL THEN
4253 UPDATE "issue" SET
4254 "state" = 'voting',
4255 "closed" = NULL
4256 WHERE "id" = "issue_id_p";
4257 DELETE FROM "delegating_voter"
4258 WHERE "issue_id" = "issue_id_p";
4259 DELETE FROM "direct_voter"
4260 WHERE "issue_id" = "issue_id_p";
4261 DELETE FROM "delegating_interest_snapshot"
4262 WHERE "issue_id" = "issue_id_p";
4263 DELETE FROM "direct_interest_snapshot"
4264 WHERE "issue_id" = "issue_id_p";
4265 DELETE FROM "delegating_population_snapshot"
4266 WHERE "issue_id" = "issue_id_p";
4267 DELETE FROM "direct_population_snapshot"
4268 WHERE "issue_id" = "issue_id_p";
4269 DELETE FROM "non_voter"
4270 WHERE "issue_id" = "issue_id_p";
4271 DELETE FROM "delegation"
4272 WHERE "issue_id" = "issue_id_p";
4273 DELETE FROM "supporter"
4274 USING "initiative" -- NOTE: due to missing index on issue_id
4275 WHERE "initiative"."issue_id" = "issue_id_p"
4276 AND "supporter"."initiative_id" = "initiative_id";
4277 UPDATE "issue" SET
4278 "state" = "issue_row"."state",
4279 "closed" = "issue_row"."closed",
4280 "cleaned" = now()
4281 WHERE "id" = "issue_id_p";
4282 END IF;
4283 RETURN;
4284 END;
4285 $$;
4287 COMMENT ON FUNCTION "clean_issue"("issue"."id"%TYPE) IS 'Delete discussion data and votes belonging to an issue';
4290 CREATE FUNCTION "delete_member"("member_id_p" "member"."id"%TYPE)
4291 RETURNS VOID
4292 LANGUAGE 'plpgsql' VOLATILE AS $$
4293 BEGIN
4294 UPDATE "member" SET
4295 "last_login" = NULL,
4296 "login" = NULL,
4297 "password" = NULL,
4298 "locked" = TRUE,
4299 "active" = FALSE,
4300 "notify_email" = NULL,
4301 "notify_email_unconfirmed" = NULL,
4302 "notify_email_secret" = NULL,
4303 "notify_email_secret_expiry" = NULL,
4304 "notify_email_lock_expiry" = NULL,
4305 "password_reset_secret" = NULL,
4306 "password_reset_secret_expiry" = NULL,
4307 "organizational_unit" = NULL,
4308 "internal_posts" = NULL,
4309 "realname" = NULL,
4310 "birthday" = NULL,
4311 "address" = NULL,
4312 "email" = NULL,
4313 "xmpp_address" = NULL,
4314 "website" = NULL,
4315 "phone" = NULL,
4316 "mobile_phone" = NULL,
4317 "profession" = NULL,
4318 "external_memberships" = NULL,
4319 "external_posts" = NULL,
4320 "statement" = NULL
4321 WHERE "id" = "member_id_p";
4322 -- "text_search_data" is updated by triggers
4323 DELETE FROM "setting" WHERE "member_id" = "member_id_p";
4324 DELETE FROM "setting_map" WHERE "member_id" = "member_id_p";
4325 DELETE FROM "member_relation_setting" WHERE "member_id" = "member_id_p";
4326 DELETE FROM "member_image" WHERE "member_id" = "member_id_p";
4327 DELETE FROM "contact" WHERE "member_id" = "member_id_p";
4328 DELETE FROM "ignored_member" WHERE "member_id" = "member_id_p";
4329 DELETE FROM "session" WHERE "member_id" = "member_id_p";
4330 DELETE FROM "area_setting" WHERE "member_id" = "member_id_p";
4331 DELETE FROM "issue_setting" WHERE "member_id" = "member_id_p";
4332 DELETE FROM "ignored_initiative" WHERE "member_id" = "member_id_p";
4333 DELETE FROM "initiative_setting" WHERE "member_id" = "member_id_p";
4334 DELETE FROM "suggestion_setting" WHERE "member_id" = "member_id_p";
4335 DELETE FROM "membership" WHERE "member_id" = "member_id_p";
4336 DELETE FROM "delegation" WHERE "truster_id" = "member_id_p";
4337 DELETE FROM "non_voter" WHERE "member_id" = "member_id_p";
4338 DELETE FROM "direct_voter" USING "issue"
4339 WHERE "direct_voter"."issue_id" = "issue"."id"
4340 AND "issue"."closed" ISNULL
4341 AND "member_id" = "member_id_p";
4342 RETURN;
4343 END;
4344 $$;
4346 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)';
4349 CREATE FUNCTION "delete_private_data"()
4350 RETURNS VOID
4351 LANGUAGE 'plpgsql' VOLATILE AS $$
4352 BEGIN
4353 DELETE FROM "member" WHERE "activated" ISNULL;
4354 UPDATE "member" SET
4355 "invite_code" = NULL,
4356 "invite_code_expiry" = NULL,
4357 "admin_comment" = NULL,
4358 "last_login" = NULL,
4359 "login" = NULL,
4360 "password" = NULL,
4361 "lang" = NULL,
4362 "notify_email" = NULL,
4363 "notify_email_unconfirmed" = NULL,
4364 "notify_email_secret" = NULL,
4365 "notify_email_secret_expiry" = NULL,
4366 "notify_email_lock_expiry" = NULL,
4367 "notify_level" = NULL,
4368 "password_reset_secret" = NULL,
4369 "password_reset_secret_expiry" = NULL,
4370 "organizational_unit" = NULL,
4371 "internal_posts" = NULL,
4372 "realname" = NULL,
4373 "birthday" = NULL,
4374 "address" = NULL,
4375 "email" = NULL,
4376 "xmpp_address" = NULL,
4377 "website" = NULL,
4378 "phone" = NULL,
4379 "mobile_phone" = NULL,
4380 "profession" = NULL,
4381 "external_memberships" = NULL,
4382 "external_posts" = NULL,
4383 "formatting_engine" = NULL,
4384 "statement" = NULL;
4385 -- "text_search_data" is updated by triggers
4386 DELETE FROM "setting";
4387 DELETE FROM "setting_map";
4388 DELETE FROM "member_relation_setting";
4389 DELETE FROM "member_image";
4390 DELETE FROM "contact";
4391 DELETE FROM "ignored_member";
4392 DELETE FROM "session";
4393 DELETE FROM "area_setting";
4394 DELETE FROM "issue_setting";
4395 DELETE FROM "ignored_initiative";
4396 DELETE FROM "initiative_setting";
4397 DELETE FROM "suggestion_setting";
4398 DELETE FROM "non_voter";
4399 DELETE FROM "direct_voter" USING "issue"
4400 WHERE "direct_voter"."issue_id" = "issue"."id"
4401 AND "issue"."closed" ISNULL;
4402 RETURN;
4403 END;
4404 $$;
4406 COMMENT ON FUNCTION "delete_private_data"() IS 'Used by lf_export script. DO NOT USE on productive database, but only on a copy! This function deletes all data which should not be publicly available, and can be used to create a database dump for publication. See source code to see which data is deleted. If you need a different behaviour, copy this function and modify lf_export accordingly, to avoid data-leaks after updating.';
4410 COMMIT;