Arsse/tests/lib/DatabaseDrivers/PostgreSQLCommon.php
2022-01-14 19:28:42 -05:00

68 lines
2.4 KiB
PHP

<?php
/** @license MIT
* Copyright 2017 J. King, Dustin Wilson et al.
* See LICENSE and AUTHORS files for details */
declare(strict_types=1);
namespace JKingWeb\Arsse\Test\DatabaseDrivers;
use JKingWeb\Arsse\Db\Driver;
trait PostgreSQLCommon {
public static function dbExec($db, $q): void {
if ($db instanceof Driver) {
$db->exec($q);
} elseif ($db instanceof \PDO) {
$db->exec($q);
} else {
pg_query($db, $q);
}
}
public static function dbTableList($db): array {
$listObjects = "SELECT table_name as name, 'TABLE' as type from information_schema.tables where table_schema = current_schema() and table_name like 'arsse_%' union SELECT collation_name as name, 'COLLATION' as type from information_schema.collations where collation_schema = current_schema()";
if ($db instanceof Driver) {
return $db->query($listObjects)->getAll();
} elseif ($db instanceof \PDO) {
return $db->query($listObjects)->fetchAll(\PDO::FETCH_ASSOC);
} else {
$r = @pg_query($db, $listObjects);
$out = $r ? pg_fetch_all($r) : false;
return $out ? $out : [];
}
}
public static function dbTruncate($db, array $afterStatements = []): void {
// rollback any pending transaction
try {
@self::dbExec($db, "ROLLBACK");
} catch (\Throwable $e) {
}
foreach (self::dbTableList($db) as $obj) {
if ($obj['type'] !== "TABLE") {
continue;
} elseif ($obj['name'] === "arsse_meta") {
self::dbExec($db, "DELETE FROM {$obj['name']} where key <> 'schema_version'");
} else {
self::dbExec($db, "TRUNCATE TABLE {$obj['name']} restart identity cascade");
}
}
foreach ($afterStatements as $st) {
self::dbExec($db, $st);
}
}
public static function dbRaze($db, array $afterStatements = []): void {
// rollback any pending transaction
try {
@self::dbExec($db, "ROLLBACK");
} catch (\Throwable $e) {
}
foreach (self::dbTableList($db) as $obj) {
self::dbExec($db, "DROP {$obj['type']} IF EXISTS {$obj['name']} cascade");
}
foreach ($afterStatements as $st) {
self::dbExec($db, $st);
}
}
}