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[rails.git] / db / structure.sql

diff --git a/db/structure.sql b/db/structure.sql
index 467d5143cc427a0a9ad45190b9c260a7c6b7ee10..56e778523f7a7597d3a26670cc0dae97187a57e7 100644 (file)
--- a/db/structure.sql
+++ b/db/structure.sql
@@ -91,7 +91,8 @@ CREATE TYPE public.nwr_enum AS ENUM (
 
 CREATE TYPE public.user_role_enum AS ENUM (
     'administrator',
-    'moderator'
+    'moderator',
+    'importer'
 );
 
 
@@ -107,6 +108,67 @@ CREATE TYPE public.user_status_enum AS ENUM (
     'deleted'
 );
 
+
+--
+-- Name: api_rate_limit(bigint); Type: FUNCTION; Schema: public; Owner: -
+--
+
+CREATE FUNCTION public.api_rate_limit(user_id bigint) RETURNS integer
+    LANGUAGE plpgsql STABLE
+    AS $$
+    DECLARE
+      min_changes_per_hour int4 := 100;
+      initial_changes_per_hour int4 := 1000;
+      max_changes_per_hour int4 := 100000;
+      days_to_max_changes int4 := 7;
+      importer_changes_per_hour int4 := 1000000;
+      moderator_changes_per_hour int4 := 1000000;
+      roles text[];
+      last_block timestamp without time zone;
+      first_change timestamp without time zone;
+      active_reports int4;
+      time_since_first_change double precision;
+      max_changes double precision;
+      recent_changes int4;
+    BEGIN
+      SELECT ARRAY_AGG(user_roles.role) INTO STRICT roles FROM user_roles WHERE user_roles.user_id = api_rate_limit.user_id;
+
+      IF 'moderator' = ANY(roles) THEN
+        max_changes := moderator_changes_per_hour;
+      ELSIF 'importer' = ANY(roles) THEN
+        max_changes := importer_changes_per_hour;
+      ELSE
+        SELECT user_blocks.created_at INTO last_block FROM user_blocks WHERE user_blocks.user_id = api_rate_limit.user_id ORDER BY user_blocks.created_at DESC LIMIT 1;
+
+        IF FOUND THEN
+          SELECT changesets.created_at INTO first_change FROM changesets WHERE changesets.user_id = api_rate_limit.user_id AND changesets.created_at > last_block ORDER BY changesets.created_at LIMIT 1;
+        ELSE
+          SELECT changesets.created_at INTO first_change FROM changesets WHERE changesets.user_id = api_rate_limit.user_id ORDER BY changesets.created_at LIMIT 1;
+        END IF;
+
+        IF NOT FOUND THEN
+          first_change := CURRENT_TIMESTAMP AT TIME ZONE 'UTC';
+        END IF;
+
+        SELECT COUNT(*) INTO STRICT active_reports
+        FROM issues INNER JOIN reports ON reports.issue_id = issues.id
+        WHERE issues.reported_user_id = api_rate_limit.user_id AND issues.status = 'open' AND reports.updated_at >= COALESCE(issues.resolved_at, '1970-01-01');
+
+        time_since_first_change := EXTRACT(EPOCH FROM CURRENT_TIMESTAMP AT TIME ZONE 'UTC' - first_change);
+
+        max_changes := max_changes_per_hour * POWER(time_since_first_change, 2) / POWER(days_to_max_changes * 24 * 60 * 60, 2);
+        max_changes := GREATEST(initial_changes_per_hour, LEAST(max_changes_per_hour, FLOOR(max_changes)));
+        max_changes := max_changes / POWER(2, active_reports);
+        max_changes := GREATEST(min_changes_per_hour, LEAST(max_changes_per_hour, max_changes));
+      END IF;
+
+      SELECT COALESCE(SUM(changesets.num_changes), 0) INTO STRICT recent_changes FROM changesets WHERE changesets.user_id = api_rate_limit.user_id AND changesets.created_at >= CURRENT_TIMESTAMP AT TIME ZONE 'UTC' - '1 hour'::interval;
+
+      RETURN max_changes - recent_changes;
+    END;
+    $$;
+
+
 SET default_tablespace = '';
 
 SET default_table_access_method = heap;
@@ -1883,7 +1945,7 @@ ALTER TABLE ONLY public.current_nodes
 --
 
 ALTER TABLE ONLY public.current_relation_members
-    ADD CONSTRAINT current_relation_members_pkey PRIMARY KEY (relation_id, member_type, member_id, member_role, sequence_id);
+    ADD CONSTRAINT current_relation_members_pkey PRIMARY KEY (relation_id, sequence_id);
 
 
 --
@@ -2107,7 +2169,7 @@ ALTER TABLE ONLY public.redactions
 --
 
 ALTER TABLE ONLY public.relation_members
-    ADD CONSTRAINT relation_members_pkey PRIMARY KEY (relation_id, version, member_type, member_id, member_role, sequence_id);
+    ADD CONSTRAINT relation_members_pkey PRIMARY KEY (relation_id, version, sequence_id);
 
 
 --
@@ -3437,6 +3499,9 @@ INSERT INTO "schema_migrations" (version) VALUES
 ('23'),
 ('22'),
 ('21'),
+('20231101222146'),
+('20231029151516'),
+('20231010194809'),
 ('20231007141103'),
 ('20230830115220'),
 ('20230830115219'),