X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/a4d3d324ecc2e4535dd1e8fa62bac2bdd2951d5b..e0cec1a6e8859c966e3dc22671842c472ba6d3bc:/db/structure.sql

diff --git a/db/structure.sql b/db/structure.sql
index 2e8bdbb61..e9d5efc3f 100644
--- a/db/structure.sql
+++ b/db/structure.sql
@@ -176,6 +176,63 @@ CREATE FUNCTION public.api_rate_limit(user_id bigint) RETURNS integer
     $$;
 
 
+--
+-- Name: api_size_limit(bigint); Type: FUNCTION; Schema: public; Owner: -
+--
+
+CREATE FUNCTION public.api_size_limit(user_id bigint) RETURNS bigint
+    LANGUAGE plpgsql STABLE
+    AS $$
+    DECLARE
+      min_size_limit int8 := 10000000;
+      initial_size_limit int8 := 30000000;
+      max_size_limit int8 := 5400000000;
+      days_to_max_size_limit int4 := 28;
+      importer_size_limit int8 := 5400000000;
+      moderator_size_limit int8 := 5400000000;
+      roles text[];
+      last_block timestamp without time zone;
+      first_change timestamp without time zone;
+      active_reports int4;
+      time_since_first_change double precision;
+      size_limit int8;
+    BEGIN
+      SELECT ARRAY_AGG(user_roles.role) INTO STRICT roles FROM user_roles WHERE user_roles.user_id = api_size_limit.user_id;
+
+      IF 'moderator' = ANY(roles) THEN
+        size_limit := moderator_size_limit;
+      ELSIF 'importer' = ANY(roles) THEN
+        size_limit := importer_size_limit;
+      ELSE
+        SELECT user_blocks.created_at INTO last_block FROM user_blocks WHERE user_blocks.user_id = api_size_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_size_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_size_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_size_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);
+
+        size_limit := max_size_limit * POWER(time_since_first_change, 2) / POWER(days_to_max_size_limit * 24 * 60 * 60, 2);
+        size_limit := GREATEST(initial_size_limit, LEAST(max_size_limit, FLOOR(size_limit)));
+        size_limit := size_limit / POWER(2, active_reports);
+        size_limit := GREATEST(min_size_limit, LEAST(max_size_limit, size_limit));
+      END IF;
+
+      RETURN size_limit;
+    END;
+    $$;
+
+
 SET default_tablespace = '';
 
 SET default_table_access_method = heap;
@@ -3521,6 +3578,7 @@ INSERT INTO "schema_migrations" (version) VALUES
 ('23'),
 ('22'),
 ('21'),
+('20240618193051'),
 ('20240605134916'),
 ('20240405083825'),
 ('20240307181018'),