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88 lines
2.9 KiB
88 lines
2.9 KiB
<?php
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/** @license MIT
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* Copyright 2017 J. King, Dustin Wilson et al.
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* See LICENSE and AUTHORS files for details */
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declare(strict_types=1);
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namespace JKingWeb\Arsse\TestCase\DatabaseDrivers;
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use JKingWeb\Arsse\Arsse;
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use JKingWeb\Arsse\Db\Driver;
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trait SQLite3 {
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protected static $implementation = "SQLite 3";
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protected static $backend = "SQLite 3";
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protected static $dbResultClass = \JKingWeb\Arsse\Db\SQLite3\Result::class;
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protected static $dbStatementClass = \JKingWeb\Arsse\Db\SQLite3\Statement::class;
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protected static $dbDriverClass = \JKingWeb\Arsse\Db\SQLite3\Driver::class;
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protected static $stringOutput = false;
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protected static function dbInterface() {
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try {
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$d = new \SQLite3(Arsse::$conf->dbSQLite3File);
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} catch (\Throwable $e) {
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return;
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}
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$d->enableExceptions(true);
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return $d;
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}
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public static function dbTableList($db): array {
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$listTables = "SELECT name from sqlite_master where type = 'table' and name like 'arsse^_%' escape '^'";
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if ($db instanceof Driver) {
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$tables = $db->query($listTables)->getAll();
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$tables = sizeof($tables) ? array_column($tables, "name") : [];
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} elseif ($db instanceof \PDO) {
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retry:
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try {
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$tables = $db->query($listTables)->fetchAll(\PDO::FETCH_ASSOC);
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} catch (\PDOException $e) {
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goto retry;
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}
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$tables = sizeof($tables) ? array_column($tables, "name") : [];
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} else {
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$tables = [];
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$result = $db->query($listTables);
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while ($r = $result->fetchArray(\SQLITE3_ASSOC)) {
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$tables[] = $r['name'];
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}
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$result->finalize();
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}
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return $tables;
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}
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public static function dbTruncate($db, array $afterStatements = []) {
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// rollback any pending transaction
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try {
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$db->exec("ROLLBACK");
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} catch (\Throwable $e) {
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}
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foreach (self::dbTableList($db) as $table) {
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if ($table === "arsse_meta") {
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$db->exec("DELETE FROM $table where key <> 'schema_version'");
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} else {
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$db->exec("DELETE FROM $table");
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}
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}
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foreach ($afterStatements as $st) {
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$db->exec($st);
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}
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}
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public static function dbRaze($db, array $afterStatements = []) {
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// rollback any pending transaction
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try {
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$db->exec("ROLLBACK");
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} catch (\Throwable $e) {
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}
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$db->exec("PRAGMA foreign_keys=0");
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foreach (self::dbTableList($db) as $table) {
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$db->exec("DROP TABLE IF EXISTS $table");
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}
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$db->exec("PRAGMA user_version=0");
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$db->exec("PRAGMA foreign_keys=1");
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foreach ($afterStatements as $st) {
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$db->exec($st);
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}
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}
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}
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