<?php
/**
* PostgreSQL 10 support
*
*/
include_once('./classes/database/Postgres11.php');
class Postgres10 extends Postgres11 {
var $major_version = 10;
/**
* Constructor
* @param $conn The database connection
*/
function __construct($conn) {
parent::__construct($conn);
}
/**
* Searches all system catalogs to find objects that match a certain name.
* @param $term The search term
* @param $filter The object type to restrict to ('' means no restriction)
* @return A recordset
*/
function findObject($term, $filter) {
global $conf;
/*about escaping:
* SET standard_conforming_string is not available before 8.2
* So we must use PostgreSQL specific notation :/
* E'' notation is not available before 8.1
* $$ is available since 8.0
* Nothing specific from 7.4
**/
// Escape search term for ILIKE match
$this->clean($term);
$this->clean($filter);
$term = str_replace('_', '\_', $term);
$term = str_replace('%', '\%', $term);
// Exclude system relations if necessary
if (!$conf['show_system']) {
// XXX: The mention of information_schema here is in the wrong place, but
// it's the quickest fix to exclude the info schema from 7.4
$where = " AND pn.nspname NOT LIKE \$_PATTERN_\$pg\_%\$_PATTERN_\$ AND pn.nspname != 'information_schema'";
$lan_where = "AND pl.lanispl";
}
else {
$where = '';
$lan_where = '';
}
// Apply outer filter
$sql = '';
if ($filter != '') {
$sql = "SELECT * FROM (";
}
$term = "\$_PATTERN_\$%{$term}%\$_PATTERN_\$";
$sql .= "
SELECT 'SCHEMA' AS type, oid, NULL AS schemaname, NULL AS relname, nspname AS name
FROM pg_catalog.pg_namespace pn WHERE nspname ILIKE {$term} {$where}
UNION ALL
SELECT CASE WHEN relkind='r' THEN 'TABLE' WHEN relkind='v' THEN 'VIEW' WHEN relkind='S' THEN 'SEQUENCE' END, pc.oid,
pn.nspname, NULL, pc.relname FROM pg_catalog.pg_class pc, pg_catalog.pg_namespace pn
WHERE pc.relnamespace=pn.oid AND relkind IN ('r', 'v', 'S') AND relname ILIKE {$term} {$where}
UNION ALL
SELECT CASE WHEN pc.relkind='r' THEN 'COLUMNTABLE' ELSE 'COLUMNVIEW' END, NULL, pn.nspname, pc.relname, pa.attname FROM pg_catalog.pg_class pc, pg_catalog.pg_namespace pn,
pg_catalog.pg_attribute pa WHERE pc.relnamespace=pn.oid AND pc.oid=pa.attrelid
AND pa.attname ILIKE {$term} AND pa.attnum > 0 AND NOT pa.attisdropped AND pc.relkind IN ('r', 'v') {$where}
UNION ALL
SELECT 'FUNCTION', pp.oid, pn.nspname, NULL, pp.proname || '(' || pg_catalog.oidvectortypes(pp.proargtypes) || ')' FROM pg_catalog.pg_proc pp, pg_catalog.pg_namespace pn
WHERE pp.pronamespace=pn.oid AND NOT pp.proisagg AND pp.proname ILIKE {$term} {$where}
UNION ALL
SELECT 'INDEX', NULL, pn.nspname, pc.relname, pc2.relname FROM pg_catalog.pg_class pc, pg_catalog.pg_namespace pn,
pg_catalog.pg_index pi, pg_catalog.pg_class pc2 WHERE pc.relnamespace=pn.oid AND pc.oid=pi.indrelid
AND pi.indexrelid=pc2.oid
AND NOT EXISTS (
SELECT 1 FROM pg_catalog.pg_depend d JOIN pg_catalog.pg_constraint c
ON (d.refclassid = c.tableoid AND d.refobjid = c.oid)
WHERE d.classid = pc2.tableoid AND d.objid = pc2.oid AND d.deptype = 'i' AND c.contype IN ('u', 'p')
)
AND pc2.relname ILIKE {$term} {$where}
UNION ALL
SELECT 'CONSTRAINTTABLE', NULL, pn.nspname, pc.relname, pc2.conname FROM pg_catalog.pg_class pc, pg_catalog.pg_namespace pn,
pg_catalog.pg_constraint pc2 WHERE pc.relnamespace=pn.oid AND pc.oid=pc2.conrelid AND pc2.conrelid != 0
AND CASE WHEN pc2.contype IN ('f', 'c') THEN TRUE ELSE NOT EXISTS (
SELECT 1 FROM pg_catalog.pg_depend d JOIN pg_catalog.pg_constraint c
ON (d.refclassid = c.tableoid AND d.refobjid = c.oid)
WHERE d.classid = pc2.tableoid AND d.objid = pc2.oid AND d.deptype = 'i' AND c.contype IN ('u', 'p')
) END
AND pc2.conname ILIKE {$term} {$where}
UNION ALL
SELECT 'CONSTRAINTDOMAIN', pt.oid, pn.nspname, pt.typname, pc.conname FROM pg_catalog.pg_type pt, pg_catalog.pg_namespace pn,
pg_catalog.pg_constraint pc WHERE pt.typnamespace=pn.oid AND pt.oid=pc.contypid AND pc.contypid != 0
AND pc.conname ILIKE {$term} {$where}
UNION ALL
SELECT 'TRIGGER', NULL, pn.nspname, pc.relname, pt.tgname FROM pg_catalog.pg_class pc, pg_catalog.pg_namespace pn,
pg_catalog.pg_trigger pt WHERE pc.relnamespace=pn.oid AND pc.oid=pt.tgrelid
AND ( pt.tgconstraint = 0 OR NOT EXISTS
(SELECT 1 FROM pg_catalog.pg_depend d JOIN pg_catalog.pg_constraint c
ON (d.refclassid = c.tableoid AND d.refobjid = c.oid)
WHERE d.classid = pt.tableoid AND d.objid = pt.oid AND d.deptype = 'i' AND c.contype = 'f'))
AND pt.tgname ILIKE {$term} {$where}
UNION ALL
SELECT 'RULETABLE', NULL, pn.nspname AS schemaname, c.relname AS tablename, r.rulename FROM pg_catalog.pg_rewrite r
JOIN pg_catalog.pg_class c ON c.oid = r.ev_class
LEFT JOIN pg_catalog.pg_namespace pn ON pn.oid = c.relnamespace
WHERE c.relkind='r' AND r.rulename != '_RETURN' AND r.rulename ILIKE {$term} {$where}
UNION ALL
SELECT 'RULEVIEW', NULL, pn.nspname AS schemaname, c.relname AS tablename, r.rulename FROM pg_catalog.pg_rewrite r
JOIN pg_catalog.pg_class c ON c.oid = r.ev_class
LEFT JOIN pg_catalog.pg_namespace pn ON pn.oid = c.relnamespace
WHERE c.relkind='v' AND r.rulename != '_RETURN' AND r.rulename ILIKE {$term} {$where}
";
// Add advanced objects if show_advanced is set
if ($conf['show_advanced']) {
$sql .= "
UNION ALL
SELECT CASE WHEN pt.typtype='d' THEN 'DOMAIN' ELSE 'TYPE' END, pt.oid, pn.nspname, NULL,
pt.typname FROM pg_catalog.pg_type pt, pg_catalog.pg_namespace pn
WHERE pt.typnamespace=pn.oid AND typname ILIKE {$term}
AND (pt.typrelid = 0 OR (SELECT c.relkind = 'c' FROM pg_catalog.pg_class c WHERE c.oid = pt.typrelid))
{$where}
UNION ALL
SELECT 'OPERATOR', po.oid, pn.nspname, NULL, po.oprname FROM pg_catalog.pg_operator po, pg_catalog.pg_namespace pn
WHERE po.oprnamespace=pn.oid AND oprname ILIKE {$term} {$where}
UNION ALL
SELECT 'CONVERSION', pc.oid, pn.nspname, NULL, pc.conname FROM pg_catalog.pg_conversion pc,
pg_catalog.pg_namespace pn WHERE pc.connamespace=pn.oid AND conname ILIKE {$term} {$where}
UNION ALL
SELECT 'LANGUAGE', pl.oid, NULL, NULL, pl.lanname FROM pg_catalog.pg_language pl
WHERE lanname ILIKE {$term} {$lan_where}
UNION ALL
SELECT DISTINCT ON (p.proname) 'AGGREGATE', p.oid, pn.nspname, NULL, p.proname FROM pg_catalog.pg_proc p
LEFT JOIN pg_catalog.pg_namespace pn ON p.pronamespace=pn.oid
WHERE p.proisagg AND p.proname ILIKE {$term} {$where}
UNION ALL
SELECT DISTINCT ON (po.opcname) 'OPCLASS', po.oid, pn.nspname, NULL, po.opcname FROM pg_catalog.pg_opclass po,
pg_catalog.pg_namespace pn WHERE po.opcnamespace=pn.oid
AND po.opcname ILIKE {$term} {$where}
";
}
// Otherwise just add domains
else {
$sql .= "
UNION ALL
SELECT 'DOMAIN', pt.oid, pn.nspname, NULL,
pt.typname FROM pg_catalog.pg_type pt, pg_catalog.pg_namespace pn
WHERE pt.typnamespace=pn.oid AND pt.typtype='d' AND typname ILIKE {$term}
AND (pt.typrelid = 0 OR (SELECT c.relkind = 'c' FROM pg_catalog.pg_class c WHERE c.oid = pt.typrelid))
{$where}
";
}
if ($filter != '') {
// We use like to make RULE, CONSTRAINT and COLUMN searches work
$sql .= ") AS sub WHERE type LIKE '{$filter}%' ";
}
$sql .= "ORDER BY type, schemaname, relname, name";
return $this->selectSet($sql);
}
/**
* Returns a list of all functions in the database
* @param $all If true, will find all available functions, if false just those in search path
* @param $type If not null, will find all functions with return value = type
*
* @return All functions
*/
function getFunctions($all = false, $type = null) {
if ($all) {
$where = 'pg_catalog.pg_function_is_visible(p.oid)';
$distinct = 'DISTINCT ON (p.proname)';
if ($type) {
$where .= " AND p.prorettype = (select oid from pg_catalog.pg_type p where p.typname = 'trigger') ";
}
}
else {
$c_schema = $this->_schema;
$this->clean($c_schema);
$where = "n.nspname = '{$c_schema}'";
$distinct = '';
}
$sql = "
SELECT
{$distinct}
p.oid AS prooid,
p.proname,
p.proretset,
pg_catalog.format_type(p.prorettype, NULL) AS proresult,
pg_catalog.oidvectortypes(p.proargtypes) AS proarguments,
pl.lanname AS prolanguage,
pg_catalog.obj_description(p.oid, 'pg_proc') AS procomment,
p.proname || ' (' || pg_catalog.oidvectortypes(p.proargtypes) || ')' AS proproto,
CASE WHEN p.proretset THEN 'setof ' ELSE '' END || pg_catalog.format_type(p.prorettype, NULL) AS proreturns,
u.usename AS proowner
FROM pg_catalog.pg_proc p
INNER JOIN pg_catalog.pg_namespace n ON n.oid = p.pronamespace
INNER JOIN pg_catalog.pg_language pl ON pl.oid = p.prolang
LEFT JOIN pg_catalog.pg_user u ON u.usesysid = p.proowner
WHERE NOT p.proisagg
AND {$where}
ORDER BY p.proname, proresult
";
return $this->selectSet($sql);
}
/**
* Gets all information for an aggregate
* @param $name The name of the aggregate
* @param $basetype The input data type of the aggregate
* @return A recordset
*/
function getAggregate($name, $basetype) {
$c_schema = $this->_schema;
$this->clean($c_schema);
$this->fieldclean($name);
$this->fieldclean($basetype);
$sql = "
SELECT p.proname, CASE p.proargtypes[0]
WHEN 'pg_catalog.\"any\"'::pg_catalog.regtype THEN NULL
ELSE pg_catalog.format_type(p.proargtypes[0], NULL) END AS proargtypes,
a.aggtransfn, format_type(a.aggtranstype, NULL) AS aggstype, a.aggfinalfn,
a.agginitval, a.aggsortop, u.usename, pg_catalog.obj_description(p.oid, 'pg_proc') AS aggrcomment
FROM pg_catalog.pg_proc p, pg_catalog.pg_namespace n, pg_catalog.pg_user u, pg_catalog.pg_aggregate a
WHERE n.oid = p.pronamespace AND p.proowner=u.usesysid AND p.oid=a.aggfnoid
AND p.proisagg AND n.nspname='{$c_schema}'
AND p.proname='" . $name . "'
AND CASE p.proargtypes[0]
WHEN 'pg_catalog.\"any\"'::pg_catalog.regtype THEN ''
ELSE pg_catalog.format_type(p.proargtypes[0], NULL)
END ='" . $basetype . "'";
return $this->selectSet($sql);
}
/**
* Gets all aggregates
* @return A recordset
*/
function getAggregates() {
$c_schema = $this->_schema;
$this->clean($c_schema);
$sql = "SELECT p.proname, CASE p.proargtypes[0] WHEN 'pg_catalog.\"any\"'::pg_catalog.regtype THEN NULL ELSE
pg_catalog.format_type(p.proargtypes[0], NULL) END AS proargtypes, a.aggtransfn, u.usename,
pg_catalog.obj_description(p.oid, 'pg_proc') AS aggrcomment
FROM pg_catalog.pg_proc p, pg_catalog.pg_namespace n, pg_catalog.pg_user u, pg_catalog.pg_aggregate a
WHERE n.oid = p.pronamespace AND p.proowner=u.usesysid AND p.oid=a.aggfnoid
AND p.proisagg AND n.nspname='{$c_schema}' ORDER BY 1, 2";
return $this->selectSet($sql);
}
// Help functions
function getHelpPages() {
include_once('./help/PostgresDoc10.php');
return $this->help_page;
}
}
?>