40 lines
1.3 KiB
PL/PgSQL
40 lines
1.3 KiB
PL/PgSQL
-- Function returning list of cartodb user tables
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--
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-- The optional argument restricts the result to tables
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-- of the specified access type.
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--
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-- Currently accepted permissions are: 'public', 'private' or 'all'
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--
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DROP FUNCTION IF EXISTS CDB_UserTables(); -- replaced by:
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CREATE OR REPLACE FUNCTION CDB_UserTables(perm text DEFAULT 'all')
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RETURNS SETOF information_schema.sql_identifier
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AS $$
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WITH usertables AS (
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-- TODO: query CDB_TableMetadata for this ?
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-- See http://github.com/CartoDB/cartodb/issues/254#issuecomment-26044777
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SELECT table_name as t
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FROM information_schema.tables
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WHERE
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table_type='BASE TABLE'
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AND table_schema='public'
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AND table_name NOT IN (
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'cdb_tablemetadata',
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'spatial_ref_sys'
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)
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), perms AS (
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SELECT t, has_table_privilege('public', 'public'||'.'||t, 'SELECT') as p
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FROM usertables
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)
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SELECT t FROM perms
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WHERE p = CASE WHEN $1 = 'private' THEN false
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WHEN $1 = 'public' THEN true
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ELSE not p -- none
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END
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OR $1 = 'all'
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;
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$$ LANGUAGE 'sql';
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-- This is a private function, so only the db owner need privileges
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REVOKE ALL ON FUNCTION CDB_UserTables(text) FROM PUBLIC;
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GRANT EXECUTE ON FUNCTION CDB_UserTables(text) TO ":DATABASE_USERNAME";
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