liquid_feedback_core
view core.sql @ 344:978950dd9e32
Added comments for functions "require_transaction_isolation"() and "dont_require_transaction_isolation"()
| author | jbe |
|---|---|
| date | Thu Feb 21 18:03:15 2013 +0100 (2013-02-21) |
| parents | c0480670965d |
| children | a5d4df7f4e22 |
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 ---------------------------
2730 CREATE FUNCTION "require_transaction_isolation"()
2731 RETURNS VOID
2732 LANGUAGE 'plpgsql' VOLATILE AS $$
2733 BEGIN
2734 IF
2735 current_setting('transaction_isolation') NOT IN
2736 ('repeatable read', 'serializable')
2737 THEN
2738 RAISE EXCEPTION 'Insufficient transaction isolation level';
2739 END IF;
2740 RETURN;
2741 END;
2742 $$;
2744 COMMENT ON FUNCTION "require_transaction_isolation"() IS 'Throws an exception, if transaction isolation level is too low to provide a consistent snapshot';
2747 CREATE FUNCTION "dont_require_transaction_isolation"()
2748 RETURNS VOID
2749 LANGUAGE 'plpgsql' VOLATILE AS $$
2750 BEGIN
2751 IF
2752 current_setting('transaction_isolation') IN
2753 ('repeatable read', 'serializable')
2754 THEN
2755 RAISE WARNING 'Unneccessary transaction isolation level: %',
2756 current_setting('transaction_isolation');
2757 END IF;
2758 RETURN;
2759 END;
2760 $$;
2762 COMMENT ON FUNCTION "dont_require_transaction_isolation"() IS 'Raises a warning, if transaction isolation level is higher than READ COMMITTED';
2766 ------------------------------------------------------------------------
2767 -- Regular tasks, except calculcation of snapshots and voting results --
2768 ------------------------------------------------------------------------
2771 CREATE FUNCTION "check_activity"()
2772 RETURNS VOID
2773 LANGUAGE 'plpgsql' VOLATILE AS $$
2774 DECLARE
2775 "system_setting_row" "system_setting"%ROWTYPE;
2776 BEGIN
2777 PERFORM "dont_require_transaction_isolation"();
2778 SELECT * INTO "system_setting_row" FROM "system_setting";
2779 IF "system_setting_row"."member_ttl" NOTNULL THEN
2780 UPDATE "member" SET "active" = FALSE
2781 WHERE "active" = TRUE
2782 AND "last_activity" < (now() - "system_setting_row"."member_ttl")::DATE;
2783 END IF;
2784 RETURN;
2785 END;
2786 $$;
2788 COMMENT ON FUNCTION "check_activity"() IS 'Deactivates members when "last_activity" is older than "system_setting"."member_ttl".';
2791 CREATE FUNCTION "calculate_member_counts"()
2792 RETURNS VOID
2793 LANGUAGE 'plpgsql' VOLATILE AS $$
2794 BEGIN
2795 PERFORM "require_transaction_isolation"();
2796 DELETE FROM "member_count";
2797 INSERT INTO "member_count" ("total_count")
2798 SELECT "total_count" FROM "member_count_view";
2799 UPDATE "unit" SET "member_count" = "view"."member_count"
2800 FROM "unit_member_count" AS "view"
2801 WHERE "view"."unit_id" = "unit"."id";
2802 UPDATE "area" SET
2803 "direct_member_count" = "view"."direct_member_count",
2804 "member_weight" = "view"."member_weight"
2805 FROM "area_member_count" AS "view"
2806 WHERE "view"."area_id" = "area"."id";
2807 RETURN;
2808 END;
2809 $$;
2811 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"';
2815 ------------------------------------
2816 -- Calculation of harmonic weight --
2817 ------------------------------------
2820 CREATE VIEW "remaining_harmonic_supporter_weight" AS
2821 SELECT
2822 "direct_interest_snapshot"."issue_id",
2823 "direct_interest_snapshot"."event",
2824 "direct_interest_snapshot"."member_id",
2825 "direct_interest_snapshot"."weight" AS "weight_num",
2826 count("initiative"."id") AS "weight_den"
2827 FROM "issue"
2828 JOIN "direct_interest_snapshot"
2829 ON "issue"."id" = "direct_interest_snapshot"."issue_id"
2830 AND "issue"."latest_snapshot_event" = "direct_interest_snapshot"."event"
2831 JOIN "initiative"
2832 ON "issue"."id" = "initiative"."issue_id"
2833 AND "initiative"."harmonic_weight" ISNULL
2834 JOIN "direct_supporter_snapshot"
2835 ON "initiative"."id" = "direct_supporter_snapshot"."initiative_id"
2836 AND "direct_interest_snapshot"."event" = "direct_supporter_snapshot"."event"
2837 AND "direct_interest_snapshot"."member_id" = "direct_supporter_snapshot"."member_id"
2838 AND (
2839 "direct_supporter_snapshot"."satisfied" = TRUE OR
2840 coalesce("initiative"."admitted", FALSE) = FALSE
2841 )
2842 GROUP BY
2843 "direct_interest_snapshot"."issue_id",
2844 "direct_interest_snapshot"."event",
2845 "direct_interest_snapshot"."member_id",
2846 "direct_interest_snapshot"."weight";
2848 COMMENT ON VIEW "remaining_harmonic_supporter_weight" IS 'Helper view for function "set_harmonic_initiative_weights"';
2851 CREATE VIEW "remaining_harmonic_initiative_weight_summands" AS
2852 SELECT
2853 "initiative"."issue_id",
2854 "initiative"."id" AS "initiative_id",
2855 "initiative"."admitted",
2856 sum("remaining_harmonic_supporter_weight"."weight_num") AS "weight_num",
2857 "remaining_harmonic_supporter_weight"."weight_den"
2858 FROM "remaining_harmonic_supporter_weight"
2859 JOIN "initiative"
2860 ON "remaining_harmonic_supporter_weight"."issue_id" = "initiative"."issue_id"
2861 AND "initiative"."harmonic_weight" ISNULL
2862 JOIN "direct_supporter_snapshot"
2863 ON "initiative"."id" = "direct_supporter_snapshot"."initiative_id"
2864 AND "remaining_harmonic_supporter_weight"."event" = "direct_supporter_snapshot"."event"
2865 AND "remaining_harmonic_supporter_weight"."member_id" = "direct_supporter_snapshot"."member_id"
2866 AND (
2867 "direct_supporter_snapshot"."satisfied" = TRUE OR
2868 coalesce("initiative"."admitted", FALSE) = FALSE
2869 )
2870 GROUP BY
2871 "initiative"."issue_id",
2872 "initiative"."id",
2873 "initiative"."admitted",
2874 "remaining_harmonic_supporter_weight"."weight_den";
2876 COMMENT ON VIEW "remaining_harmonic_initiative_weight_summands" IS 'Helper view for function "set_harmonic_initiative_weights"';
2879 CREATE FUNCTION "set_harmonic_initiative_weights"
2880 ( "issue_id_p" "issue"."id"%TYPE )
2881 RETURNS VOID
2882 LANGUAGE 'plpgsql' VOLATILE AS $$
2883 DECLARE
2884 "weight_row" "remaining_harmonic_initiative_weight_summands"%ROWTYPE;
2885 "i" INT4;
2886 "count_v" INT4;
2887 "summand_v" FLOAT;
2888 "id_ary" INT4[];
2889 "weight_ary" FLOAT[];
2890 "min_weight_v" FLOAT;
2891 BEGIN
2892 PERFORM "require_transaction_isolation"();
2893 UPDATE "initiative" SET "harmonic_weight" = NULL
2894 WHERE "issue_id" = "issue_id_p";
2895 LOOP
2896 "min_weight_v" := NULL;
2897 "i" := 0;
2898 "count_v" := 0;
2899 FOR "weight_row" IN
2900 SELECT * FROM "remaining_harmonic_initiative_weight_summands"
2901 WHERE "issue_id" = "issue_id_p"
2902 AND (
2903 coalesce("admitted", FALSE) = FALSE OR NOT EXISTS (
2904 SELECT NULL FROM "initiative"
2905 WHERE "issue_id" = "issue_id_p"
2906 AND "harmonic_weight" ISNULL
2907 AND coalesce("admitted", FALSE) = FALSE
2908 )
2909 )
2910 ORDER BY "initiative_id" DESC, "weight_den" DESC
2911 -- NOTE: non-admitted initiatives placed first (at last positions),
2912 -- latest initiatives treated worse in case of tie
2913 LOOP
2914 "summand_v" := "weight_row"."weight_num"::FLOAT / "weight_row"."weight_den"::FLOAT;
2915 IF "i" = 0 OR "weight_row"."initiative_id" != "id_ary"["i"] THEN
2916 "i" := "i" + 1;
2917 "count_v" := "i";
2918 "id_ary"["i"] := "weight_row"."initiative_id";
2919 "weight_ary"["i"] := "summand_v";
2920 ELSE
2921 "weight_ary"["i"] := "weight_ary"["i"] + "summand_v";
2922 END IF;
2923 END LOOP;
2924 EXIT WHEN "count_v" = 0;
2925 "i" := 1;
2926 LOOP
2927 "weight_ary"["i"] := "weight_ary"["i"]::NUMERIC(18,9)::NUMERIC(12,3);
2928 IF "min_weight_v" ISNULL OR "weight_ary"["i"] < "min_weight_v" THEN
2929 "min_weight_v" := "weight_ary"["i"];
2930 END IF;
2931 "i" := "i" + 1;
2932 EXIT WHEN "i" > "count_v";
2933 END LOOP;
2934 "i" := 1;
2935 LOOP
2936 IF "weight_ary"["i"] = "min_weight_v" THEN
2937 UPDATE "initiative" SET "harmonic_weight" = "min_weight_v"
2938 WHERE "id" = "id_ary"["i"];
2939 EXIT;
2940 END IF;
2941 "i" := "i" + 1;
2942 END LOOP;
2943 END LOOP;
2944 UPDATE "initiative" SET "harmonic_weight" = 0
2945 WHERE "issue_id" = "issue_id_p" AND "harmonic_weight" ISNULL;
2946 END;
2947 $$;
2949 COMMENT ON FUNCTION "set_harmonic_initiative_weights"
2950 ( "issue"."id"%TYPE )
2951 IS 'Calculates and sets "harmonic_weight" of initiatives in a given issue';
2955 ------------------------------
2956 -- Calculation of snapshots --
2957 ------------------------------
2960 CREATE FUNCTION "weight_of_added_delegations_for_population_snapshot"
2961 ( "issue_id_p" "issue"."id"%TYPE,
2962 "member_id_p" "member"."id"%TYPE,
2963 "delegate_member_ids_p" "delegating_population_snapshot"."delegate_member_ids"%TYPE )
2964 RETURNS "direct_population_snapshot"."weight"%TYPE
2965 LANGUAGE 'plpgsql' VOLATILE AS $$
2966 DECLARE
2967 "issue_delegation_row" "issue_delegation"%ROWTYPE;
2968 "delegate_member_ids_v" "delegating_population_snapshot"."delegate_member_ids"%TYPE;
2969 "weight_v" INT4;
2970 "sub_weight_v" INT4;
2971 BEGIN
2972 PERFORM "require_transaction_isolation"();
2973 "weight_v" := 0;
2974 FOR "issue_delegation_row" IN
2975 SELECT * FROM "issue_delegation"
2976 WHERE "trustee_id" = "member_id_p"
2977 AND "issue_id" = "issue_id_p"
2978 LOOP
2979 IF NOT EXISTS (
2980 SELECT NULL FROM "direct_population_snapshot"
2981 WHERE "issue_id" = "issue_id_p"
2982 AND "event" = 'periodic'
2983 AND "member_id" = "issue_delegation_row"."truster_id"
2984 ) AND NOT EXISTS (
2985 SELECT NULL FROM "delegating_population_snapshot"
2986 WHERE "issue_id" = "issue_id_p"
2987 AND "event" = 'periodic'
2988 AND "member_id" = "issue_delegation_row"."truster_id"
2989 ) THEN
2990 "delegate_member_ids_v" :=
2991 "member_id_p" || "delegate_member_ids_p";
2992 INSERT INTO "delegating_population_snapshot" (
2993 "issue_id",
2994 "event",
2995 "member_id",
2996 "scope",
2997 "delegate_member_ids"
2998 ) VALUES (
2999 "issue_id_p",
3000 'periodic',
3001 "issue_delegation_row"."truster_id",
3002 "issue_delegation_row"."scope",
3003 "delegate_member_ids_v"
3004 );
3005 "sub_weight_v" := 1 +
3006 "weight_of_added_delegations_for_population_snapshot"(
3007 "issue_id_p",
3008 "issue_delegation_row"."truster_id",
3009 "delegate_member_ids_v"
3010 );
3011 UPDATE "delegating_population_snapshot"
3012 SET "weight" = "sub_weight_v"
3013 WHERE "issue_id" = "issue_id_p"
3014 AND "event" = 'periodic'
3015 AND "member_id" = "issue_delegation_row"."truster_id";
3016 "weight_v" := "weight_v" + "sub_weight_v";
3017 END IF;
3018 END LOOP;
3019 RETURN "weight_v";
3020 END;
3021 $$;
3023 COMMENT ON FUNCTION "weight_of_added_delegations_for_population_snapshot"
3024 ( "issue"."id"%TYPE,
3025 "member"."id"%TYPE,
3026 "delegating_population_snapshot"."delegate_member_ids"%TYPE )
3027 IS 'Helper function for "create_population_snapshot" function';
3030 CREATE FUNCTION "create_population_snapshot"
3031 ( "issue_id_p" "issue"."id"%TYPE )
3032 RETURNS VOID
3033 LANGUAGE 'plpgsql' VOLATILE AS $$
3034 DECLARE
3035 "member_id_v" "member"."id"%TYPE;
3036 BEGIN
3037 PERFORM "require_transaction_isolation"();
3038 DELETE FROM "direct_population_snapshot"
3039 WHERE "issue_id" = "issue_id_p"
3040 AND "event" = 'periodic';
3041 DELETE FROM "delegating_population_snapshot"
3042 WHERE "issue_id" = "issue_id_p"
3043 AND "event" = 'periodic';
3044 INSERT INTO "direct_population_snapshot"
3045 ("issue_id", "event", "member_id")
3046 SELECT
3047 "issue_id_p" AS "issue_id",
3048 'periodic'::"snapshot_event" AS "event",
3049 "member"."id" AS "member_id"
3050 FROM "issue"
3051 JOIN "area" ON "issue"."area_id" = "area"."id"
3052 JOIN "membership" ON "area"."id" = "membership"."area_id"
3053 JOIN "member" ON "membership"."member_id" = "member"."id"
3054 JOIN "privilege"
3055 ON "privilege"."unit_id" = "area"."unit_id"
3056 AND "privilege"."member_id" = "member"."id"
3057 WHERE "issue"."id" = "issue_id_p"
3058 AND "member"."active" AND "privilege"."voting_right"
3059 UNION
3060 SELECT
3061 "issue_id_p" AS "issue_id",
3062 'periodic'::"snapshot_event" AS "event",
3063 "member"."id" AS "member_id"
3064 FROM "issue"
3065 JOIN "area" ON "issue"."area_id" = "area"."id"
3066 JOIN "interest" ON "issue"."id" = "interest"."issue_id"
3067 JOIN "member" ON "interest"."member_id" = "member"."id"
3068 JOIN "privilege"
3069 ON "privilege"."unit_id" = "area"."unit_id"
3070 AND "privilege"."member_id" = "member"."id"
3071 WHERE "issue"."id" = "issue_id_p"
3072 AND "member"."active" AND "privilege"."voting_right";
3073 FOR "member_id_v" IN
3074 SELECT "member_id" FROM "direct_population_snapshot"
3075 WHERE "issue_id" = "issue_id_p"
3076 AND "event" = 'periodic'
3077 LOOP
3078 UPDATE "direct_population_snapshot" SET
3079 "weight" = 1 +
3080 "weight_of_added_delegations_for_population_snapshot"(
3081 "issue_id_p",
3082 "member_id_v",
3083 '{}'
3084 )
3085 WHERE "issue_id" = "issue_id_p"
3086 AND "event" = 'periodic'
3087 AND "member_id" = "member_id_v";
3088 END LOOP;
3089 RETURN;
3090 END;
3091 $$;
3093 COMMENT ON FUNCTION "create_population_snapshot"
3094 ( "issue"."id"%TYPE )
3095 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.';
3098 CREATE FUNCTION "weight_of_added_delegations_for_interest_snapshot"
3099 ( "issue_id_p" "issue"."id"%TYPE,
3100 "member_id_p" "member"."id"%TYPE,
3101 "delegate_member_ids_p" "delegating_interest_snapshot"."delegate_member_ids"%TYPE )
3102 RETURNS "direct_interest_snapshot"."weight"%TYPE
3103 LANGUAGE 'plpgsql' VOLATILE AS $$
3104 DECLARE
3105 "issue_delegation_row" "issue_delegation"%ROWTYPE;
3106 "delegate_member_ids_v" "delegating_interest_snapshot"."delegate_member_ids"%TYPE;
3107 "weight_v" INT4;
3108 "sub_weight_v" INT4;
3109 BEGIN
3110 PERFORM "require_transaction_isolation"();
3111 "weight_v" := 0;
3112 FOR "issue_delegation_row" IN
3113 SELECT * FROM "issue_delegation"
3114 WHERE "trustee_id" = "member_id_p"
3115 AND "issue_id" = "issue_id_p"
3116 LOOP
3117 IF NOT EXISTS (
3118 SELECT NULL FROM "direct_interest_snapshot"
3119 WHERE "issue_id" = "issue_id_p"
3120 AND "event" = 'periodic'
3121 AND "member_id" = "issue_delegation_row"."truster_id"
3122 ) AND NOT EXISTS (
3123 SELECT NULL FROM "delegating_interest_snapshot"
3124 WHERE "issue_id" = "issue_id_p"
3125 AND "event" = 'periodic'
3126 AND "member_id" = "issue_delegation_row"."truster_id"
3127 ) THEN
3128 "delegate_member_ids_v" :=
3129 "member_id_p" || "delegate_member_ids_p";
3130 INSERT INTO "delegating_interest_snapshot" (
3131 "issue_id",
3132 "event",
3133 "member_id",
3134 "scope",
3135 "delegate_member_ids"
3136 ) VALUES (
3137 "issue_id_p",
3138 'periodic',
3139 "issue_delegation_row"."truster_id",
3140 "issue_delegation_row"."scope",
3141 "delegate_member_ids_v"
3142 );
3143 "sub_weight_v" := 1 +
3144 "weight_of_added_delegations_for_interest_snapshot"(
3145 "issue_id_p",
3146 "issue_delegation_row"."truster_id",
3147 "delegate_member_ids_v"
3148 );
3149 UPDATE "delegating_interest_snapshot"
3150 SET "weight" = "sub_weight_v"
3151 WHERE "issue_id" = "issue_id_p"
3152 AND "event" = 'periodic'
3153 AND "member_id" = "issue_delegation_row"."truster_id";
3154 "weight_v" := "weight_v" + "sub_weight_v";
3155 END IF;
3156 END LOOP;
3157 RETURN "weight_v";
3158 END;
3159 $$;
3161 COMMENT ON FUNCTION "weight_of_added_delegations_for_interest_snapshot"
3162 ( "issue"."id"%TYPE,
3163 "member"."id"%TYPE,
3164 "delegating_interest_snapshot"."delegate_member_ids"%TYPE )
3165 IS 'Helper function for "create_interest_snapshot" function';
3168 CREATE FUNCTION "create_interest_snapshot"
3169 ( "issue_id_p" "issue"."id"%TYPE )
3170 RETURNS VOID
3171 LANGUAGE 'plpgsql' VOLATILE AS $$
3172 DECLARE
3173 "member_id_v" "member"."id"%TYPE;
3174 BEGIN
3175 PERFORM "require_transaction_isolation"();
3176 DELETE FROM "direct_interest_snapshot"
3177 WHERE "issue_id" = "issue_id_p"
3178 AND "event" = 'periodic';
3179 DELETE FROM "delegating_interest_snapshot"
3180 WHERE "issue_id" = "issue_id_p"
3181 AND "event" = 'periodic';
3182 DELETE FROM "direct_supporter_snapshot"
3183 USING "initiative" -- NOTE: due to missing index on issue_id
3184 WHERE "initiative"."issue_id" = "issue_id_p"
3185 AND "direct_supporter_snapshot"."initiative_id" = "initiative"."id"
3186 AND "direct_supporter_snapshot"."event" = 'periodic';
3187 INSERT INTO "direct_interest_snapshot"
3188 ("issue_id", "event", "member_id")
3189 SELECT
3190 "issue_id_p" AS "issue_id",
3191 'periodic' AS "event",
3192 "member"."id" AS "member_id"
3193 FROM "issue"
3194 JOIN "area" ON "issue"."area_id" = "area"."id"
3195 JOIN "interest" ON "issue"."id" = "interest"."issue_id"
3196 JOIN "member" ON "interest"."member_id" = "member"."id"
3197 JOIN "privilege"
3198 ON "privilege"."unit_id" = "area"."unit_id"
3199 AND "privilege"."member_id" = "member"."id"
3200 WHERE "issue"."id" = "issue_id_p"
3201 AND "member"."active" AND "privilege"."voting_right";
3202 FOR "member_id_v" IN
3203 SELECT "member_id" FROM "direct_interest_snapshot"
3204 WHERE "issue_id" = "issue_id_p"
3205 AND "event" = 'periodic'
3206 LOOP
3207 UPDATE "direct_interest_snapshot" SET
3208 "weight" = 1 +
3209 "weight_of_added_delegations_for_interest_snapshot"(
3210 "issue_id_p",
3211 "member_id_v",
3212 '{}'
3213 )
3214 WHERE "issue_id" = "issue_id_p"
3215 AND "event" = 'periodic'
3216 AND "member_id" = "member_id_v";
3217 END LOOP;
3218 INSERT INTO "direct_supporter_snapshot"
3219 ( "issue_id", "initiative_id", "event", "member_id",
3220 "draft_id", "informed", "satisfied" )
3221 SELECT
3222 "issue_id_p" AS "issue_id",
3223 "initiative"."id" AS "initiative_id",
3224 'periodic' AS "event",
3225 "supporter"."member_id" AS "member_id",
3226 "supporter"."draft_id" AS "draft_id",
3227 "supporter"."draft_id" = "current_draft"."id" AS "informed",
3228 NOT EXISTS (
3229 SELECT NULL FROM "critical_opinion"
3230 WHERE "initiative_id" = "initiative"."id"
3231 AND "member_id" = "supporter"."member_id"
3232 ) AS "satisfied"
3233 FROM "initiative"
3234 JOIN "supporter"
3235 ON "supporter"."initiative_id" = "initiative"."id"
3236 JOIN "current_draft"
3237 ON "initiative"."id" = "current_draft"."initiative_id"
3238 JOIN "direct_interest_snapshot"
3239 ON "supporter"."member_id" = "direct_interest_snapshot"."member_id"
3240 AND "initiative"."issue_id" = "direct_interest_snapshot"."issue_id"
3241 AND "event" = 'periodic'
3242 WHERE "initiative"."issue_id" = "issue_id_p";
3243 RETURN;
3244 END;
3245 $$;
3247 COMMENT ON FUNCTION "create_interest_snapshot"
3248 ( "issue"."id"%TYPE )
3249 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.';
3252 CREATE FUNCTION "create_snapshot"
3253 ( "issue_id_p" "issue"."id"%TYPE )
3254 RETURNS VOID
3255 LANGUAGE 'plpgsql' VOLATILE AS $$
3256 DECLARE
3257 "initiative_id_v" "initiative"."id"%TYPE;
3258 "suggestion_id_v" "suggestion"."id"%TYPE;
3259 BEGIN
3260 PERFORM "require_transaction_isolation"();
3261 PERFORM "create_population_snapshot"("issue_id_p");
3262 PERFORM "create_interest_snapshot"("issue_id_p");
3263 UPDATE "issue" SET
3264 "snapshot" = coalesce("phase_finished", now()),
3265 "latest_snapshot_event" = 'periodic',
3266 "population" = (
3267 SELECT coalesce(sum("weight"), 0)
3268 FROM "direct_population_snapshot"
3269 WHERE "issue_id" = "issue_id_p"
3270 AND "event" = 'periodic'
3271 )
3272 WHERE "id" = "issue_id_p";
3273 FOR "initiative_id_v" IN
3274 SELECT "id" FROM "initiative" WHERE "issue_id" = "issue_id_p"
3275 LOOP
3276 UPDATE "initiative" SET
3277 "supporter_count" = (
3278 SELECT coalesce(sum("di"."weight"), 0)
3279 FROM "direct_interest_snapshot" AS "di"
3280 JOIN "direct_supporter_snapshot" AS "ds"
3281 ON "di"."member_id" = "ds"."member_id"
3282 WHERE "di"."issue_id" = "issue_id_p"
3283 AND "di"."event" = 'periodic'
3284 AND "ds"."initiative_id" = "initiative_id_v"
3285 AND "ds"."event" = 'periodic'
3286 ),
3287 "informed_supporter_count" = (
3288 SELECT coalesce(sum("di"."weight"), 0)
3289 FROM "direct_interest_snapshot" AS "di"
3290 JOIN "direct_supporter_snapshot" AS "ds"
3291 ON "di"."member_id" = "ds"."member_id"
3292 WHERE "di"."issue_id" = "issue_id_p"
3293 AND "di"."event" = 'periodic'
3294 AND "ds"."initiative_id" = "initiative_id_v"
3295 AND "ds"."event" = 'periodic'
3296 AND "ds"."informed"
3297 ),
3298 "satisfied_supporter_count" = (
3299 SELECT coalesce(sum("di"."weight"), 0)
3300 FROM "direct_interest_snapshot" AS "di"
3301 JOIN "direct_supporter_snapshot" AS "ds"
3302 ON "di"."member_id" = "ds"."member_id"
3303 WHERE "di"."issue_id" = "issue_id_p"
3304 AND "di"."event" = 'periodic'
3305 AND "ds"."initiative_id" = "initiative_id_v"
3306 AND "ds"."event" = 'periodic'
3307 AND "ds"."satisfied"
3308 ),
3309 "satisfied_informed_supporter_count" = (
3310 SELECT coalesce(sum("di"."weight"), 0)
3311 FROM "direct_interest_snapshot" AS "di"
3312 JOIN "direct_supporter_snapshot" AS "ds"
3313 ON "di"."member_id" = "ds"."member_id"
3314 WHERE "di"."issue_id" = "issue_id_p"
3315 AND "di"."event" = 'periodic'
3316 AND "ds"."initiative_id" = "initiative_id_v"
3317 AND "ds"."event" = 'periodic'
3318 AND "ds"."informed"
3319 AND "ds"."satisfied"
3320 )
3321 WHERE "id" = "initiative_id_v";
3322 FOR "suggestion_id_v" IN
3323 SELECT "id" FROM "suggestion"
3324 WHERE "initiative_id" = "initiative_id_v"
3325 LOOP
3326 UPDATE "suggestion" SET
3327 "minus2_unfulfilled_count" = (
3328 SELECT coalesce(sum("snapshot"."weight"), 0)
3329 FROM "issue" CROSS JOIN "opinion"
3330 JOIN "direct_interest_snapshot" AS "snapshot"
3331 ON "snapshot"."issue_id" = "issue"."id"
3332 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3333 AND "snapshot"."member_id" = "opinion"."member_id"
3334 WHERE "issue"."id" = "issue_id_p"
3335 AND "opinion"."suggestion_id" = "suggestion_id_v"
3336 AND "opinion"."degree" = -2
3337 AND "opinion"."fulfilled" = FALSE
3338 ),
3339 "minus2_fulfilled_count" = (
3340 SELECT coalesce(sum("snapshot"."weight"), 0)
3341 FROM "issue" CROSS JOIN "opinion"
3342 JOIN "direct_interest_snapshot" AS "snapshot"
3343 ON "snapshot"."issue_id" = "issue"."id"
3344 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3345 AND "snapshot"."member_id" = "opinion"."member_id"
3346 WHERE "issue"."id" = "issue_id_p"
3347 AND "opinion"."suggestion_id" = "suggestion_id_v"
3348 AND "opinion"."degree" = -2
3349 AND "opinion"."fulfilled" = TRUE
3350 ),
3351 "minus1_unfulfilled_count" = (
3352 SELECT coalesce(sum("snapshot"."weight"), 0)
3353 FROM "issue" CROSS JOIN "opinion"
3354 JOIN "direct_interest_snapshot" AS "snapshot"
3355 ON "snapshot"."issue_id" = "issue"."id"
3356 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3357 AND "snapshot"."member_id" = "opinion"."member_id"
3358 WHERE "issue"."id" = "issue_id_p"
3359 AND "opinion"."suggestion_id" = "suggestion_id_v"
3360 AND "opinion"."degree" = -1
3361 AND "opinion"."fulfilled" = FALSE
3362 ),
3363 "minus1_fulfilled_count" = (
3364 SELECT coalesce(sum("snapshot"."weight"), 0)
3365 FROM "issue" CROSS JOIN "opinion"
3366 JOIN "direct_interest_snapshot" AS "snapshot"
3367 ON "snapshot"."issue_id" = "issue"."id"
3368 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3369 AND "snapshot"."member_id" = "opinion"."member_id"
3370 WHERE "issue"."id" = "issue_id_p"
3371 AND "opinion"."suggestion_id" = "suggestion_id_v"
3372 AND "opinion"."degree" = -1
3373 AND "opinion"."fulfilled" = TRUE
3374 ),
3375 "plus1_unfulfilled_count" = (
3376 SELECT coalesce(sum("snapshot"."weight"), 0)
3377 FROM "issue" CROSS JOIN "opinion"
3378 JOIN "direct_interest_snapshot" AS "snapshot"
3379 ON "snapshot"."issue_id" = "issue"."id"
3380 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3381 AND "snapshot"."member_id" = "opinion"."member_id"
3382 WHERE "issue"."id" = "issue_id_p"
3383 AND "opinion"."suggestion_id" = "suggestion_id_v"
3384 AND "opinion"."degree" = 1
3385 AND "opinion"."fulfilled" = FALSE
3386 ),
3387 "plus1_fulfilled_count" = (
3388 SELECT coalesce(sum("snapshot"."weight"), 0)
3389 FROM "issue" CROSS JOIN "opinion"
3390 JOIN "direct_interest_snapshot" AS "snapshot"
3391 ON "snapshot"."issue_id" = "issue"."id"
3392 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3393 AND "snapshot"."member_id" = "opinion"."member_id"
3394 WHERE "issue"."id" = "issue_id_p"
3395 AND "opinion"."suggestion_id" = "suggestion_id_v"
3396 AND "opinion"."degree" = 1
3397 AND "opinion"."fulfilled" = TRUE
3398 ),
3399 "plus2_unfulfilled_count" = (
3400 SELECT coalesce(sum("snapshot"."weight"), 0)
3401 FROM "issue" CROSS JOIN "opinion"
3402 JOIN "direct_interest_snapshot" AS "snapshot"
3403 ON "snapshot"."issue_id" = "issue"."id"
3404 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3405 AND "snapshot"."member_id" = "opinion"."member_id"
3406 WHERE "issue"."id" = "issue_id_p"
3407 AND "opinion"."suggestion_id" = "suggestion_id_v"
3408 AND "opinion"."degree" = 2
3409 AND "opinion"."fulfilled" = FALSE
3410 ),
3411 "plus2_fulfilled_count" = (
3412 SELECT coalesce(sum("snapshot"."weight"), 0)
3413 FROM "issue" CROSS JOIN "opinion"
3414 JOIN "direct_interest_snapshot" AS "snapshot"
3415 ON "snapshot"."issue_id" = "issue"."id"
3416 AND "snapshot"."event" = "issue"."latest_snapshot_event"
3417 AND "snapshot"."member_id" = "opinion"."member_id"
3418 WHERE "issue"."id" = "issue_id_p"
3419 AND "opinion"."suggestion_id" = "suggestion_id_v"
3420 AND "opinion"."degree" = 2
3421 AND "opinion"."fulfilled" = TRUE
3422 )
3423 WHERE "suggestion"."id" = "suggestion_id_v";
3424 END LOOP;
3425 END LOOP;
3426 RETURN;
3427 END;
3428 $$;
3430 COMMENT ON FUNCTION "create_snapshot"
3431 ( "issue"."id"%TYPE )
3432 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.';
3435 CREATE FUNCTION "set_snapshot_event"
3436 ( "issue_id_p" "issue"."id"%TYPE,
3437 "event_p" "snapshot_event" )
3438 RETURNS VOID
3439 LANGUAGE 'plpgsql' VOLATILE AS $$
3440 DECLARE
3441 "event_v" "issue"."latest_snapshot_event"%TYPE;
3442 BEGIN
3443 PERFORM "require_transaction_isolation"();
3444 SELECT "latest_snapshot_event" INTO "event_v" FROM "issue"
3445 WHERE "id" = "issue_id_p" FOR UPDATE;
3446 UPDATE "issue" SET "latest_snapshot_event" = "event_p"
3447 WHERE "id" = "issue_id_p";
3448 UPDATE "direct_population_snapshot" SET "event" = "event_p"
3449 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3450 UPDATE "delegating_population_snapshot" SET "event" = "event_p"
3451 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3452 UPDATE "direct_interest_snapshot" SET "event" = "event_p"
3453 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3454 UPDATE "delegating_interest_snapshot" SET "event" = "event_p"
3455 WHERE "issue_id" = "issue_id_p" AND "event" = "event_v";
3456 UPDATE "direct_supporter_snapshot" SET "event" = "event_p"
3457 FROM "initiative" -- NOTE: due to missing index on issue_id
3458 WHERE "initiative"."issue_id" = "issue_id_p"
3459 AND "direct_supporter_snapshot"."initiative_id" = "initiative"."id"
3460 AND "direct_supporter_snapshot"."event" = "event_v";
3461 RETURN;
3462 END;
3463 $$;
3465 COMMENT ON FUNCTION "set_snapshot_event"
3466 ( "issue"."id"%TYPE,
3467 "snapshot_event" )
3468 IS 'Change "event" attribute of the previous ''periodic'' snapshot';
3472 -----------------------
3473 -- Counting of votes --
3474 -----------------------
3477 CREATE FUNCTION "weight_of_added_vote_delegations"
3478 ( "issue_id_p" "issue"."id"%TYPE,
3479 "member_id_p" "member"."id"%TYPE,
3480 "delegate_member_ids_p" "delegating_voter"."delegate_member_ids"%TYPE )
3481 RETURNS "direct_voter"."weight"%TYPE
3482 LANGUAGE 'plpgsql' VOLATILE AS $$
3483 DECLARE
3484 "issue_delegation_row" "issue_delegation"%ROWTYPE;
3485 "delegate_member_ids_v" "delegating_voter"."delegate_member_ids"%TYPE;
3486 "weight_v" INT4;
3487 "sub_weight_v" INT4;
3488 BEGIN
3489 PERFORM "require_transaction_isolation"();
3490 "weight_v" := 0;
3491 FOR "issue_delegation_row" IN
3492 SELECT * FROM "issue_delegation"
3493 WHERE "trustee_id" = "member_id_p"
3494 AND "issue_id" = "issue_id_p"
3495 LOOP
3496 IF NOT EXISTS (
3497 SELECT NULL FROM "direct_voter"
3498 WHERE "member_id" = "issue_delegation_row"."truster_id"
3499 AND "issue_id" = "issue_id_p"
3500 ) AND NOT EXISTS (
3501 SELECT NULL FROM "delegating_voter"
3502 WHERE "member_id" = "issue_delegation_row"."truster_id"
3503 AND "issue_id" = "issue_id_p"
3504 ) THEN
3505 "delegate_member_ids_v" :=
3506 "member_id_p" || "delegate_member_ids_p";
3507 INSERT INTO "delegating_voter" (
3508 "issue_id",
3509 "member_id",
3510 "scope",
3511 "delegate_member_ids"
3512 ) VALUES (
3513 "issue_id_p",
3514 "issue_delegation_row"."truster_id",
3515 "issue_delegation_row"."scope",
3516 "delegate_member_ids_v"
3517 );
3518 "sub_weight_v" := 1 +
3519 "weight_of_added_vote_delegations"(
3520 "issue_id_p",
3521 "issue_delegation_row"."truster_id",
3522 "delegate_member_ids_v"
3523 );
3524 UPDATE "delegating_voter"
3525 SET "weight" = "sub_weight_v"
3526 WHERE "issue_id" = "issue_id_p"
3527 AND "member_id" = "issue_delegation_row"."truster_id";
3528 "weight_v" := "weight_v" + "sub_weight_v";
3529 END IF;
3530 END LOOP;
3531 RETURN "weight_v";
3532 END;
3533 $$;
3535 COMMENT ON FUNCTION "weight_of_added_vote_delegations"
3536 ( "issue"."id"%TYPE,
3537 "member"."id"%TYPE,
3538 "delegating_voter"."delegate_member_ids"%TYPE )
3539 IS 'Helper function for "add_vote_delegations" function';
3542 CREATE FUNCTION "add_vote_delegations"
3543 ( "issue_id_p" "issue"."id"%TYPE )
3544 RETURNS VOID
3545 LANGUAGE 'plpgsql' VOLATILE AS $$
3546 DECLARE
3547 "member_id_v" "member"."id"%TYPE;
3548 BEGIN
3549 PERFORM "require_transaction_isolation"();
3550 FOR "member_id_v" IN
3551 SELECT "member_id" FROM "direct_voter"
3552 WHERE "issue_id" = "issue_id_p"
3553 LOOP
3554 UPDATE "direct_voter" SET
3555 "weight" = "weight" + "weight_of_added_vote_delegations"(
3556 "issue_id_p",
3557 "member_id_v",
3558 '{}'
3559 )
3560 WHERE "member_id" = "member_id_v"
3561 AND "issue_id" = "issue_id_p";
3562 END LOOP;
3563 RETURN;
3564 END;
3565 $$;
3567 COMMENT ON FUNCTION "add_vote_delegations"
3568 ( "issue_id_p" "issue"."id"%TYPE )
3569 IS 'Helper function for "close_voting" function';
3572 CREATE FUNCTION "close_voting"("issue_id_p" "issue"."id"%TYPE)
3573 RETURNS VOID
3574 LANGUAGE 'plpgsql' VOLATILE AS $$
3575 DECLARE
3576 "area_id_v" "area"."id"%TYPE;
3577 "unit_id_v" "unit"."id"%TYPE;
3578 "member_id_v" "member"."id"%TYPE;
3579 BEGIN
3580 PERFORM "require_transaction_isolation"();
3581 SELECT "area_id" INTO "area_id_v" FROM "issue" WHERE "id" = "issue_id_p";
3582 SELECT "unit_id" INTO "unit_id_v" FROM "area" WHERE "id" = "area_id_v";
3583 -- delete timestamp of voting comment:
3584 UPDATE "direct_voter" SET "comment_changed" = NULL
3585 WHERE "issue_id" = "issue_id_p";
3586 -- delete delegating votes (in cases of manual reset of issue state):
3587 DELETE FROM "delegating_voter"
3588 WHERE "issue_id" = "issue_id_p";
3589 -- delete votes from non-privileged voters:
3590 DELETE FROM "direct_voter"
3591 USING (
3592 SELECT
3593 "direct_voter"."member_id"
3594 FROM "direct_voter"
3595 JOIN "member" ON "direct_voter"."member_id" = "member"."id"
3596 LEFT JOIN "privilege"
3597 ON "privilege"."unit_id" = "unit_id_v"
3598 AND "privilege"."member_id" = "direct_voter"."member_id"
3599 WHERE "direct_voter"."issue_id" = "issue_id_p" AND (
3600 "member"."active" = FALSE OR
3601 "privilege"."voting_right" ISNULL OR
3602 "privilege"."voting_right" = FALSE
3603 )
3604 ) AS "subquery"
3605 WHERE "direct_voter"."issue_id" = "issue_id_p"
3606 AND "direct_voter"."member_id" = "subquery"."member_id";
3607 -- consider delegations:
3608 UPDATE "direct_voter" SET "weight" = 1
3609 WHERE "issue_id" = "issue_id_p";
3610 PERFORM "add_vote_delegations"("issue_id_p");
3611 -- materialize battle_view:
3612 -- NOTE: "closed" column of issue must be set at this point
3613 DELETE FROM "battle" WHERE "issue_id" = "issue_id_p";
3614 INSERT INTO "battle" (
3615 "issue_id",
3616 "winning_initiative_id", "losing_initiative_id",
3617 "count"
3618 ) SELECT
3619 "issue_id",
3620 "winning_initiative_id", "losing_initiative_id",
3621 "count"
3622 FROM "battle_view" WHERE "issue_id" = "issue_id_p";
3623 -- set voter count:
3624 UPDATE "issue" SET
3625 "voter_count" = (
3626 SELECT coalesce(sum("weight"), 0)
3627 FROM "direct_voter" WHERE "issue_id" = "issue_id_p"
3628 )
3629 WHERE "id" = "issue_id_p";
3630 -- copy "positive_votes" and "negative_votes" from "battle" table:
3631 UPDATE "initiative" SET
3632 "positive_votes" = "battle_win"."count",
3633 "negative_votes" = "battle_lose"."count"
3634 FROM "battle" AS "battle_win", "battle" AS "battle_lose"
3635 WHERE
3636 "battle_win"."issue_id" = "issue_id_p" AND
3637 "battle_win"."winning_initiative_id" = "initiative"."id" AND
3638 "battle_win"."losing_initiative_id" ISNULL AND
3639 "battle_lose"."issue_id" = "issue_id_p" AND
3640 "battle_lose"."losing_initiative_id" = "initiative"."id" AND
3641 "battle_lose"."winning_initiative_id" ISNULL;
3642 END;
3643 $$;
3645 COMMENT ON FUNCTION "close_voting"
3646 ( "issue"."id"%TYPE )
3647 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.';
3650 CREATE FUNCTION "defeat_strength"
3651 ( "positive_votes_p" INT4, "negative_votes_p" INT4 )
3652 RETURNS INT8
3653 LANGUAGE 'plpgsql' IMMUTABLE AS $$
3654 BEGIN
3655 IF "positive_votes_p" > "negative_votes_p" THEN
3656 RETURN ("positive_votes_p"::INT8 << 31) - "negative_votes_p"::INT8;
3657 ELSIF "positive_votes_p" = "negative_votes_p" THEN
3658 RETURN 0;
3659 ELSE
3660 RETURN -1;
3661 END IF;
3662 END;
3663 $$;
3665 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';
3668 CREATE FUNCTION "calculate_ranks"("issue_id_p" "issue"."id"%TYPE)
3669 RETURNS VOID
3670 LANGUAGE 'plpgsql' VOLATILE AS $$
3671 DECLARE
3672 "issue_row" "issue"%ROWTYPE;
3673 "policy_row" "policy"%ROWTYPE;
3674 "dimension_v" INTEGER;
3675 "vote_matrix" INT4[][]; -- absolute votes
3676 "matrix" INT8[][]; -- defeat strength / best paths
3677 "i" INTEGER;
3678 "j" INTEGER;
3679 "k" INTEGER;
3680 "battle_row" "battle"%ROWTYPE;
3681 "rank_ary" INT4[];
3682 "rank_v" INT4;
3683 "done_v" INTEGER;
3684 "winners_ary" INTEGER[];
3685 "initiative_id_v" "initiative"."id"%TYPE;
3686 BEGIN
3687 PERFORM "require_transaction_isolation"();
3688 SELECT * INTO "issue_row"
3689 FROM "issue" WHERE "id" = "issue_id_p";
3690 SELECT * INTO "policy_row"
3691 FROM "policy" WHERE "id" = "issue_row"."policy_id";
3692 SELECT count(1) INTO "dimension_v"
3693 FROM "battle_participant" WHERE "issue_id" = "issue_id_p";
3694 -- Create "vote_matrix" with absolute number of votes in pairwise
3695 -- comparison:
3696 "vote_matrix" := array_fill(NULL::INT4, ARRAY["dimension_v", "dimension_v"]);
3697 "i" := 1;
3698 "j" := 2;
3699 FOR "battle_row" IN
3700 SELECT * FROM "battle" WHERE "issue_id" = "issue_id_p"
3701 ORDER BY
3702 "winning_initiative_id" NULLS LAST,
3703 "losing_initiative_id" NULLS LAST
3704 LOOP
3705 "vote_matrix"["i"]["j"] := "battle_row"."count";
3706 IF "j" = "dimension_v" THEN
3707 "i" := "i" + 1;
3708 "j" := 1;
3709 ELSE
3710 "j" := "j" + 1;
3711 IF "j" = "i" THEN
3712 "j" := "j" + 1;
3713 END IF;
3714 END IF;
3715 END LOOP;
3716 IF "i" != "dimension_v" OR "j" != "dimension_v" + 1 THEN
3717 RAISE EXCEPTION 'Wrong battle count (should not happen)';
3718 END IF;
3719 -- Store defeat strengths in "matrix" using "defeat_strength"
3720 -- function:
3721 "matrix" := array_fill(NULL::INT8, ARRAY["dimension_v", "dimension_v"]);
3722 "i" := 1;
3723 LOOP
3724 "j" := 1;
3725 LOOP
3726 IF "i" != "j" THEN
3727 "matrix"["i"]["j"] := "defeat_strength"(
3728 "vote_matrix"["i"]["j"],
3729 "vote_matrix"["j"]["i"]
3730 );
3731 END IF;
3732 EXIT WHEN "j" = "dimension_v";
3733 "j" := "j" + 1;
3734 END LOOP;
3735 EXIT WHEN "i" = "dimension_v";
3736 "i" := "i" + 1;
3737 END LOOP;
3738 -- Find best paths:
3739 "i" := 1;
3740 LOOP
3741 "j" := 1;
3742 LOOP
3743 IF "i" != "j" THEN
3744 "k" := 1;
3745 LOOP
3746 IF "i" != "k" AND "j" != "k" THEN
3747 IF "matrix"["j"]["i"] < "matrix"["i"]["k"] THEN
3748 IF "matrix"["j"]["i"] > "matrix"["j"]["k"] THEN
3749 "matrix"["j"]["k"] := "matrix"["j"]["i"];
3750 END IF;
3751 ELSE
3752 IF "matrix"["i"]["k"] > "matrix"["j"]["k"] THEN
3753 "matrix"["j"]["k"] := "matrix"["i"]["k"];
3754 END IF;
3755 END IF;
3756 END IF;
3757 EXIT WHEN "k" = "dimension_v";
3758 "k" := "k" + 1;
3759 END LOOP;
3760 END IF;
3761 EXIT WHEN "j" = "dimension_v";
3762 "j" := "j" + 1;
3763 END LOOP;
3764 EXIT WHEN "i" = "dimension_v";
3765 "i" := "i" + 1;
3766 END LOOP;
3767 -- Determine order of winners:
3768 "rank_ary" := array_fill(NULL::INT4, ARRAY["dimension_v"]);
3769 "rank_v" := 1;
3770 "done_v" := 0;
3771 LOOP
3772 "winners_ary" := '{}';
3773 "i" := 1;
3774 LOOP
3775 IF "rank_ary"["i"] ISNULL THEN
3776 "j" := 1;
3777 LOOP
3778 IF
3779 "i" != "j" AND
3780 "rank_ary"["j"] ISNULL AND
3781 "matrix"["j"]["i"] > "matrix"["i"]["j"]
3782 THEN
3783 -- someone else is better
3784 EXIT;
3785 END IF;
3786 IF "j" = "dimension_v" THEN
3787 -- noone is better
3788 "winners_ary" := "winners_ary" || "i";
3789 EXIT;
3790 END IF;
3791 "j" := "j" + 1;
3792 END LOOP;
3793 END IF;
3794 EXIT WHEN "i" = "dimension_v";
3795 "i" := "i" + 1;
3796 END LOOP;
3797 "i" := 1;
3798 LOOP
3799 "rank_ary"["winners_ary"["i"]] := "rank_v";
3800 "done_v" := "done_v" + 1;
3801 EXIT WHEN "i" = array_upper("winners_ary", 1);
3802 "i" := "i" + 1;
3803 END LOOP;
3804 EXIT WHEN "done_v" = "dimension_v";
3805 "rank_v" := "rank_v" + 1;
3806 END LOOP;
3807 -- write preliminary results:
3808 "i" := 1;
3809 FOR "initiative_id_v" IN
3810 SELECT "id" FROM "initiative"
3811 WHERE "issue_id" = "issue_id_p" AND "admitted"
3812 ORDER BY "id"
3813 LOOP
3814 UPDATE "initiative" SET
3815 "direct_majority" =
3816 CASE WHEN "policy_row"."direct_majority_strict" THEN
3817 "positive_votes" * "policy_row"."direct_majority_den" >
3818 "policy_row"."direct_majority_num" * ("positive_votes"+"negative_votes")
3819 ELSE
3820 "positive_votes" * "policy_row"."direct_majority_den" >=
3821 "policy_row"."direct_majority_num" * ("positive_votes"+"negative_votes")
3822 END
3823 AND "positive_votes" >= "policy_row"."direct_majority_positive"
3824 AND "issue_row"."voter_count"-"negative_votes" >=
3825 "policy_row"."direct_majority_non_negative",
3826 "indirect_majority" =
3827 CASE WHEN "policy_row"."indirect_majority_strict" THEN
3828 "positive_votes" * "policy_row"."indirect_majority_den" >
3829 "policy_row"."indirect_majority_num" * ("positive_votes"+"negative_votes")
3830 ELSE
3831 "positive_votes" * "policy_row"."indirect_majority_den" >=
3832 "policy_row"."indirect_majority_num" * ("positive_votes"+"negative_votes")
3833 END
3834 AND "positive_votes" >= "policy_row"."indirect_majority_positive"
3835 AND "issue_row"."voter_count"-"negative_votes" >=
3836 "policy_row"."indirect_majority_non_negative",
3837 "schulze_rank" = "rank_ary"["i"],
3838 "better_than_status_quo" = "rank_ary"["i"] < "rank_ary"["dimension_v"],
3839 "worse_than_status_quo" = "rank_ary"["i"] > "rank_ary"["dimension_v"],
3840 "multistage_majority" = "rank_ary"["i"] >= "rank_ary"["dimension_v"],
3841 "reverse_beat_path" = "matrix"["dimension_v"]["i"] >= 0,
3842 "eligible" = FALSE,
3843 "winner" = FALSE,
3844 "rank" = NULL -- NOTE: in cases of manual reset of issue state
3845 WHERE "id" = "initiative_id_v";
3846 "i" := "i" + 1;
3847 END LOOP;
3848 IF "i" != "dimension_v" THEN
3849 RAISE EXCEPTION 'Wrong winner count (should not happen)';
3850 END IF;
3851 -- take indirect majorities into account:
3852 LOOP
3853 UPDATE "initiative" SET "indirect_majority" = TRUE
3854 FROM (
3855 SELECT "new_initiative"."id" AS "initiative_id"
3856 FROM "initiative" "old_initiative"
3857 JOIN "initiative" "new_initiative"
3858 ON "new_initiative"."issue_id" = "issue_id_p"
3859 AND "new_initiative"."indirect_majority" = FALSE
3860 JOIN "battle" "battle_win"
3861 ON "battle_win"."issue_id" = "issue_id_p"
3862 AND "battle_win"."winning_initiative_id" = "new_initiative"."id"
3863 AND "battle_win"."losing_initiative_id" = "old_initiative"."id"
3864 JOIN "battle" "battle_lose"
3865 ON "battle_lose"."issue_id" = "issue_id_p"
3866 AND "battle_lose"."losing_initiative_id" = "new_initiative"."id"
3867 AND "battle_lose"."winning_initiative_id" = "old_initiative"."id"
3868 WHERE "old_initiative"."issue_id" = "issue_id_p"
3869 AND "old_initiative"."indirect_majority" = TRUE
3870 AND CASE WHEN "policy_row"."indirect_majority_strict" THEN
3871 "battle_win"."count" * "policy_row"."indirect_majority_den" >
3872 "policy_row"."indirect_majority_num" *
3873 ("battle_win"."count"+"battle_lose"."count")
3874 ELSE
3875 "battle_win"."count" * "policy_row"."indirect_majority_den" >=
3876 "policy_row"."indirect_majority_num" *
3877 ("battle_win"."count"+"battle_lose"."count")
3878 END
3879 AND "battle_win"."count" >= "policy_row"."indirect_majority_positive"
3880 AND "issue_row"."voter_count"-"battle_lose"."count" >=
3881 "policy_row"."indirect_majority_non_negative"
3882 ) AS "subquery"
3883 WHERE "id" = "subquery"."initiative_id";
3884 EXIT WHEN NOT FOUND;
3885 END LOOP;
3886 -- set "multistage_majority" for remaining matching initiatives:
3887 UPDATE "initiative" SET "multistage_majority" = TRUE
3888 FROM (
3889 SELECT "losing_initiative"."id" AS "initiative_id"
3890 FROM "initiative" "losing_initiative"
3891 JOIN "initiative" "winning_initiative"
3892 ON "winning_initiative"."issue_id" = "issue_id_p"
3893 AND "winning_initiative"."admitted"
3894 JOIN "battle" "battle_win"
3895 ON "battle_win"."issue_id" = "issue_id_p"
3896 AND "battle_win"."winning_initiative_id" = "winning_initiative"."id"
3897 AND "battle_win"."losing_initiative_id" = "losing_initiative"."id"
3898 JOIN "battle" "battle_lose"
3899 ON "battle_lose"."issue_id" = "issue_id_p"
3900 AND "battle_lose"."losing_initiative_id" = "winning_initiative"."id"
3901 AND "battle_lose"."winning_initiative_id" = "losing_initiative"."id"
3902 WHERE "losing_initiative"."issue_id" = "issue_id_p"
3903 AND "losing_initiative"."admitted"
3904 AND "winning_initiative"."schulze_rank" <
3905 "losing_initiative"."schulze_rank"
3906 AND "battle_win"."count" > "battle_lose"."count"
3907 AND (
3908 "battle_win"."count" > "winning_initiative"."positive_votes" OR
3909 "battle_lose"."count" < "losing_initiative"."negative_votes" )
3910 ) AS "subquery"
3911 WHERE "id" = "subquery"."initiative_id";
3912 -- mark eligible initiatives:
3913 UPDATE "initiative" SET "eligible" = TRUE
3914 WHERE "issue_id" = "issue_id_p"
3915 AND "initiative"."direct_majority"
3916 AND "initiative"."indirect_majority"
3917 AND "initiative"."better_than_status_quo"
3918 AND (
3919 "policy_row"."no_multistage_majority" = FALSE OR
3920 "initiative"."multistage_majority" = FALSE )
3921 AND (
3922 "policy_row"."no_reverse_beat_path" = FALSE OR
3923 "initiative"."reverse_beat_path" = FALSE );
3924 -- mark final winner:
3925 UPDATE "initiative" SET "winner" = TRUE
3926 FROM (
3927 SELECT "id" AS "initiative_id"
3928 FROM "initiative"
3929 WHERE "issue_id" = "issue_id_p" AND "eligible"
3930 ORDER BY
3931 "schulze_rank",
3932 "id"
3933 LIMIT 1
3934 ) AS "subquery"
3935 WHERE "id" = "subquery"."initiative_id";
3936 -- write (final) ranks:
3937 "rank_v" := 1;
3938 FOR "initiative_id_v" IN
3939 SELECT "id"
3940 FROM "initiative"
3941 WHERE "issue_id" = "issue_id_p" AND "admitted"
3942 ORDER BY
3943 "winner" DESC,
3944 "eligible" DESC,
3945 "schulze_rank",
3946 "id"
3947 LOOP
3948 UPDATE "initiative" SET "rank" = "rank_v"
3949 WHERE "id" = "initiative_id_v";
3950 "rank_v" := "rank_v" + 1;
3951 END LOOP;
3952 -- set schulze rank of status quo and mark issue as finished:
3953 UPDATE "issue" SET
3954 "status_quo_schulze_rank" = "rank_ary"["dimension_v"],
3955 "state" =
3956 CASE WHEN EXISTS (
3957 SELECT NULL FROM "initiative"
3958 WHERE "issue_id" = "issue_id_p" AND "winner"
3959 ) THEN
3960 'finished_with_winner'::"issue_state"
3961 ELSE
3962 'finished_without_winner'::"issue_state"
3963 END,
3964 "closed" = "phase_finished",
3965 "phase_finished" = NULL
3966 WHERE "id" = "issue_id_p";
3967 RETURN;
3968 END;
3969 $$;
3971 COMMENT ON FUNCTION "calculate_ranks"
3972 ( "issue"."id"%TYPE )
3973 IS 'Determine ranking (Votes have to be counted first)';
3977 -----------------------------
3978 -- Automatic state changes --
3979 -----------------------------
3982 CREATE TYPE "check_issue_persistence" AS (
3983 "state" "issue_state",
3984 "phase_finished" BOOLEAN,
3985 "issue_revoked" BOOLEAN,
3986 "snapshot_created" BOOLEAN,
3987 "harmonic_weights_set" BOOLEAN,
3988 "closed_voting" BOOLEAN );
3990 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';
3993 CREATE FUNCTION "check_issue"
3994 ( "issue_id_p" "issue"."id"%TYPE,
3995 "persist" "check_issue_persistence" )
3996 RETURNS "check_issue_persistence"
3997 LANGUAGE 'plpgsql' VOLATILE AS $$
3998 DECLARE
3999 "issue_row" "issue"%ROWTYPE;
4000 "policy_row" "policy"%ROWTYPE;
4001 "initiative_row" "initiative"%ROWTYPE;
4002 "state_v" "issue_state";
4003 BEGIN
4004 PERFORM "require_transaction_isolation"();
4005 IF "persist" ISNULL THEN
4006 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p"
4007 FOR UPDATE;
4008 IF "issue_row"."closed" NOTNULL THEN
4009 RETURN NULL;
4010 END IF;
4011 "persist"."state" := "issue_row"."state";
4012 IF
4013 ( "issue_row"."state" = 'admission' AND now() >=
4014 "issue_row"."created" + "issue_row"."admission_time" ) OR
4015 ( "issue_row"."state" = 'discussion' AND now() >=
4016 "issue_row"."accepted" + "issue_row"."discussion_time" ) OR
4017 ( "issue_row"."state" = 'verification' AND now() >=
4018 "issue_row"."half_frozen" + "issue_row"."verification_time" ) OR
4019 ( "issue_row"."state" = 'voting' AND now() >=
4020 "issue_row"."fully_frozen" + "issue_row"."voting_time" )
4021 THEN
4022 "persist"."phase_finished" := TRUE;
4023 ELSE
4024 "persist"."phase_finished" := FALSE;
4025 END IF;
4026 IF
4027 NOT EXISTS (
4028 -- all initiatives are revoked
4029 SELECT NULL FROM "initiative"
4030 WHERE "issue_id" = "issue_id_p" AND "revoked" ISNULL
4031 ) AND (
4032 -- and issue has not been accepted yet
4033 "persist"."state" = 'admission' OR
4034 -- or verification time has elapsed
4035 ( "persist"."state" = 'verification' AND
4036 "persist"."phase_finished" ) OR
4037 -- or no initiatives have been revoked lately
4038 NOT EXISTS (
4039 SELECT NULL FROM "initiative"
4040 WHERE "issue_id" = "issue_id_p"
4041 AND now() < "revoked" + "issue_row"."verification_time"
4042 )
4043 )
4044 THEN
4045 "persist"."issue_revoked" := TRUE;
4046 ELSE
4047 "persist"."issue_revoked" := FALSE;
4048 END IF;
4049 IF "persist"."phase_finished" OR "persist"."issue_revoked" THEN
4050 UPDATE "issue" SET "phase_finished" = now()
4051 WHERE "id" = "issue_row"."id";
4052 RETURN "persist";
4053 ELSIF
4054 "persist"."state" IN ('admission', 'discussion', 'verification')
4055 THEN
4056 RETURN "persist";
4057 ELSE
4058 RETURN NULL;
4059 END IF;
4060 END IF;
4061 IF
4062 "persist"."state" IN ('admission', 'discussion', 'verification') AND
4063 coalesce("persist"."snapshot_created", FALSE) = FALSE
4064 THEN
4065 PERFORM "create_snapshot"("issue_id_p");
4066 "persist"."snapshot_created" = TRUE;
4067 IF "persist"."phase_finished" THEN
4068 IF "persist"."state" = 'admission' THEN
4069 PERFORM "set_snapshot_event"("issue_id_p", 'end_of_admission');
4070 ELSIF "persist"."state" = 'discussion' THEN
4071 PERFORM "set_snapshot_event"("issue_id_p", 'half_freeze');
4072 ELSIF "persist"."state" = 'verification' THEN
4073 PERFORM "set_snapshot_event"("issue_id_p", 'full_freeze');
4074 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p";
4075 SELECT * INTO "policy_row" FROM "policy"
4076 WHERE "id" = "issue_row"."policy_id";
4077 FOR "initiative_row" IN
4078 SELECT * FROM "initiative"
4079 WHERE "issue_id" = "issue_id_p" AND "revoked" ISNULL
4080 FOR UPDATE
4081 LOOP
4082 IF
4083 "initiative_row"."polling" OR (
4084 "initiative_row"."satisfied_supporter_count" > 0 AND
4085 "initiative_row"."satisfied_supporter_count" *
4086 "policy_row"."initiative_quorum_den" >=
4087 "issue_row"."population" * "policy_row"."initiative_quorum_num"
4088 )
4089 THEN
4090 UPDATE "initiative" SET "admitted" = TRUE
4091 WHERE "id" = "initiative_row"."id";
4092 ELSE
4093 UPDATE "initiative" SET "admitted" = FALSE
4094 WHERE "id" = "initiative_row"."id";
4095 END IF;
4096 END LOOP;
4097 END IF;
4098 END IF;
4099 RETURN "persist";
4100 END IF;
4101 IF
4102 "persist"."state" IN ('admission', 'discussion', 'verification') AND
4103 coalesce("persist"."harmonic_weights_set", FALSE) = FALSE
4104 THEN
4105 PERFORM "set_harmonic_initiative_weights"("issue_id_p");
4106 "persist"."harmonic_weights_set" = TRUE;
4107 IF
4108 "persist"."phase_finished" OR
4109 "persist"."issue_revoked" OR
4110 "persist"."state" = 'admission'
4111 THEN
4112 RETURN "persist";
4113 ELSE
4114 RETURN NULL;
4115 END IF;
4116 END IF;
4117 IF "persist"."issue_revoked" THEN
4118 IF "persist"."state" = 'admission' THEN
4119 "state_v" := 'canceled_revoked_before_accepted';
4120 ELSIF "persist"."state" = 'discussion' THEN
4121 "state_v" := 'canceled_after_revocation_during_discussion';
4122 ELSIF "persist"."state" = 'verification' THEN
4123 "state_v" := 'canceled_after_revocation_during_verification';
4124 END IF;
4125 UPDATE "issue" SET
4126 "state" = "state_v",
4127 "closed" = "phase_finished",
4128 "phase_finished" = NULL
4129 WHERE "id" = "issue_id_p";
4130 RETURN NULL;
4131 END IF;
4132 IF "persist"."state" = 'admission' THEN
4133 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p"
4134 FOR UPDATE;
4135 SELECT * INTO "policy_row"
4136 FROM "policy" WHERE "id" = "issue_row"."policy_id";
4137 IF EXISTS (
4138 SELECT NULL FROM "initiative"
4139 WHERE "issue_id" = "issue_id_p"
4140 AND "supporter_count" > 0
4141 AND "supporter_count" * "policy_row"."issue_quorum_den"
4142 >= "issue_row"."population" * "policy_row"."issue_quorum_num"
4143 ) THEN
4144 UPDATE "issue" SET
4145 "state" = 'discussion',
4146 "accepted" = coalesce("phase_finished", now()),
4147 "phase_finished" = NULL
4148 WHERE "id" = "issue_id_p";
4149 ELSIF "issue_row"."phase_finished" NOTNULL THEN
4150 UPDATE "issue" SET
4151 "state" = 'canceled_issue_not_accepted',
4152 "closed" = "phase_finished",
4153 "phase_finished" = NULL
4154 WHERE "id" = "issue_id_p";
4155 END IF;
4156 RETURN NULL;
4157 END IF;
4158 IF "persist"."phase_finished" THEN
4159 if "persist"."state" = 'discussion' THEN
4160 UPDATE "issue" SET
4161 "state" = 'verification',
4162 "half_frozen" = "phase_finished",
4163 "phase_finished" = NULL
4164 WHERE "id" = "issue_id_p";
4165 RETURN NULL;
4166 END IF;
4167 IF "persist"."state" = 'verification' THEN
4168 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p"
4169 FOR UPDATE;
4170 SELECT * INTO "policy_row" FROM "policy"
4171 WHERE "id" = "issue_row"."policy_id";
4172 IF EXISTS (
4173 SELECT NULL FROM "initiative"
4174 WHERE "issue_id" = "issue_id_p" AND "admitted" = TRUE
4175 ) THEN
4176 UPDATE "issue" SET
4177 "state" = 'voting',
4178 "fully_frozen" = "phase_finished",
4179 "phase_finished" = NULL
4180 WHERE "id" = "issue_id_p";
4181 ELSE
4182 UPDATE "issue" SET
4183 "state" = 'canceled_no_initiative_admitted',
4184 "fully_frozen" = "phase_finished",
4185 "closed" = "phase_finished",
4186 "phase_finished" = NULL
4187 WHERE "id" = "issue_id_p";
4188 -- NOTE: The following DELETE statements have effect only when
4189 -- issue state has been manipulated
4190 DELETE FROM "direct_voter" WHERE "issue_id" = "issue_id_p";
4191 DELETE FROM "delegating_voter" WHERE "issue_id" = "issue_id_p";
4192 DELETE FROM "battle" WHERE "issue_id" = "issue_id_p";
4193 END IF;
4194 RETURN NULL;
4195 END IF;
4196 IF "persist"."state" = 'voting' THEN
4197 IF coalesce("persist"."closed_voting", FALSE) = FALSE THEN
4198 PERFORM "close_voting"("issue_id_p");
4199 "persist"."closed_voting" = TRUE;
4200 RETURN "persist";
4201 END IF;
4202 PERFORM "calculate_ranks"("issue_id_p");
4203 RETURN NULL;
4204 END IF;
4205 END IF;
4206 RAISE WARNING 'should not happen';
4207 RETURN NULL;
4208 END;
4209 $$;
4211 COMMENT ON FUNCTION "check_issue"
4212 ( "issue"."id"%TYPE,
4213 "check_issue_persistence" )
4214 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")';
4217 CREATE FUNCTION "check_everything"()
4218 RETURNS VOID
4219 LANGUAGE 'plpgsql' VOLATILE AS $$
4220 DECLARE
4221 "issue_id_v" "issue"."id"%TYPE;
4222 "persist_v" "check_issue_persistence";
4223 BEGIN
4224 RAISE WARNING 'Function "check_everything" should only be used for development and debugging purposes';
4225 DELETE FROM "expired_session";
4226 PERFORM "check_activity"();
4227 PERFORM "calculate_member_counts"();
4228 FOR "issue_id_v" IN SELECT "id" FROM "open_issue" LOOP
4229 "persist_v" := NULL;
4230 LOOP
4231 "persist_v" := "check_issue"("issue_id_v", "persist_v");
4232 EXIT WHEN "persist_v" ISNULL;
4233 END LOOP;
4234 END LOOP;
4235 RETURN;
4236 END;
4237 $$;
4239 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.';
4243 ----------------------
4244 -- Deletion of data --
4245 ----------------------
4248 CREATE FUNCTION "clean_issue"("issue_id_p" "issue"."id"%TYPE)
4249 RETURNS VOID
4250 LANGUAGE 'plpgsql' VOLATILE AS $$
4251 DECLARE
4252 "issue_row" "issue"%ROWTYPE;
4253 BEGIN
4254 SELECT * INTO "issue_row"
4255 FROM "issue" WHERE "id" = "issue_id_p"
4256 FOR UPDATE;
4257 IF "issue_row"."cleaned" ISNULL THEN
4258 UPDATE "issue" SET
4259 "state" = 'voting',
4260 "closed" = NULL
4261 WHERE "id" = "issue_id_p";
4262 DELETE FROM "delegating_voter"
4263 WHERE "issue_id" = "issue_id_p";
4264 DELETE FROM "direct_voter"
4265 WHERE "issue_id" = "issue_id_p";
4266 DELETE FROM "delegating_interest_snapshot"
4267 WHERE "issue_id" = "issue_id_p";
4268 DELETE FROM "direct_interest_snapshot"
4269 WHERE "issue_id" = "issue_id_p";
4270 DELETE FROM "delegating_population_snapshot"
4271 WHERE "issue_id" = "issue_id_p";
4272 DELETE FROM "direct_population_snapshot"
4273 WHERE "issue_id" = "issue_id_p";
4274 DELETE FROM "non_voter"
4275 WHERE "issue_id" = "issue_id_p";
4276 DELETE FROM "delegation"
4277 WHERE "issue_id" = "issue_id_p";
4278 DELETE FROM "supporter"
4279 USING "initiative" -- NOTE: due to missing index on issue_id
4280 WHERE "initiative"."issue_id" = "issue_id_p"
4281 AND "supporter"."initiative_id" = "initiative_id";
4282 UPDATE "issue" SET
4283 "state" = "issue_row"."state",
4284 "closed" = "issue_row"."closed",
4285 "cleaned" = now()
4286 WHERE "id" = "issue_id_p";
4287 END IF;
4288 RETURN;
4289 END;
4290 $$;
4292 COMMENT ON FUNCTION "clean_issue"("issue"."id"%TYPE) IS 'Delete discussion data and votes belonging to an issue';
4295 CREATE FUNCTION "delete_member"("member_id_p" "member"."id"%TYPE)
4296 RETURNS VOID
4297 LANGUAGE 'plpgsql' VOLATILE AS $$
4298 BEGIN
4299 UPDATE "member" SET
4300 "last_login" = NULL,
4301 "login" = NULL,
4302 "password" = NULL,
4303 "locked" = TRUE,
4304 "active" = FALSE,
4305 "notify_email" = NULL,
4306 "notify_email_unconfirmed" = NULL,
4307 "notify_email_secret" = NULL,
4308 "notify_email_secret_expiry" = NULL,
4309 "notify_email_lock_expiry" = NULL,
4310 "password_reset_secret" = NULL,
4311 "password_reset_secret_expiry" = NULL,
4312 "organizational_unit" = NULL,
4313 "internal_posts" = NULL,
4314 "realname" = NULL,
4315 "birthday" = NULL,
4316 "address" = NULL,
4317 "email" = NULL,
4318 "xmpp_address" = NULL,
4319 "website" = NULL,
4320 "phone" = NULL,
4321 "mobile_phone" = NULL,
4322 "profession" = NULL,
4323 "external_memberships" = NULL,
4324 "external_posts" = NULL,
4325 "statement" = NULL
4326 WHERE "id" = "member_id_p";
4327 -- "text_search_data" is updated by triggers
4328 DELETE FROM "setting" WHERE "member_id" = "member_id_p";
4329 DELETE FROM "setting_map" WHERE "member_id" = "member_id_p";
4330 DELETE FROM "member_relation_setting" WHERE "member_id" = "member_id_p";
4331 DELETE FROM "member_image" WHERE "member_id" = "member_id_p";
4332 DELETE FROM "contact" WHERE "member_id" = "member_id_p";
4333 DELETE FROM "ignored_member" WHERE "member_id" = "member_id_p";
4334 DELETE FROM "session" WHERE "member_id" = "member_id_p";
4335 DELETE FROM "area_setting" WHERE "member_id" = "member_id_p";
4336 DELETE FROM "issue_setting" WHERE "member_id" = "member_id_p";
4337 DELETE FROM "ignored_initiative" WHERE "member_id" = "member_id_p";
4338 DELETE FROM "initiative_setting" WHERE "member_id" = "member_id_p";
4339 DELETE FROM "suggestion_setting" WHERE "member_id" = "member_id_p";
4340 DELETE FROM "membership" WHERE "member_id" = "member_id_p";
4341 DELETE FROM "delegation" WHERE "truster_id" = "member_id_p";
4342 DELETE FROM "non_voter" WHERE "member_id" = "member_id_p";
4343 DELETE FROM "direct_voter" USING "issue"
4344 WHERE "direct_voter"."issue_id" = "issue"."id"
4345 AND "issue"."closed" ISNULL
4346 AND "member_id" = "member_id_p";
4347 RETURN;
4348 END;
4349 $$;
4351 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)';
4354 CREATE FUNCTION "delete_private_data"()
4355 RETURNS VOID
4356 LANGUAGE 'plpgsql' VOLATILE AS $$
4357 BEGIN
4358 DELETE FROM "member" WHERE "activated" ISNULL;
4359 UPDATE "member" SET
4360 "invite_code" = NULL,
4361 "invite_code_expiry" = NULL,
4362 "admin_comment" = NULL,
4363 "last_login" = NULL,
4364 "login" = NULL,
4365 "password" = NULL,
4366 "lang" = NULL,
4367 "notify_email" = NULL,
4368 "notify_email_unconfirmed" = NULL,
4369 "notify_email_secret" = NULL,
4370 "notify_email_secret_expiry" = NULL,
4371 "notify_email_lock_expiry" = NULL,
4372 "notify_level" = NULL,
4373 "password_reset_secret" = NULL,
4374 "password_reset_secret_expiry" = NULL,
4375 "organizational_unit" = NULL,
4376 "internal_posts" = NULL,
4377 "realname" = NULL,
4378 "birthday" = NULL,
4379 "address" = NULL,
4380 "email" = NULL,
4381 "xmpp_address" = NULL,
4382 "website" = NULL,
4383 "phone" = NULL,
4384 "mobile_phone" = NULL,
4385 "profession" = NULL,
4386 "external_memberships" = NULL,
4387 "external_posts" = NULL,
4388 "formatting_engine" = NULL,
4389 "statement" = NULL;
4390 -- "text_search_data" is updated by triggers
4391 DELETE FROM "setting";
4392 DELETE FROM "setting_map";
4393 DELETE FROM "member_relation_setting";
4394 DELETE FROM "member_image";
4395 DELETE FROM "contact";
4396 DELETE FROM "ignored_member";
4397 DELETE FROM "session";
4398 DELETE FROM "area_setting";
4399 DELETE FROM "issue_setting";
4400 DELETE FROM "ignored_initiative";
4401 DELETE FROM "initiative_setting";
4402 DELETE FROM "suggestion_setting";
4403 DELETE FROM "non_voter";
4404 DELETE FROM "direct_voter" USING "issue"
4405 WHERE "direct_voter"."issue_id" = "issue"."id"
4406 AND "issue"."closed" ISNULL;
4407 RETURN;
4408 END;
4409 $$;
4411 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.';
4415 COMMIT;