1 files changed, 100 insertions, 0 deletions
diff --git a/www/wiki/maintenance/shell.php b/www/wiki/maintenance/shell.php
new file mode 100644
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+++ b/www/wiki/maintenance/shell.php
@@ -0,0 +1,100 @@
+<?php
+/**
+ * Modern interactive shell within the MediaWiki engine.
+ *
+ * Merely wraps around http://psysh.org/ and drop an interactive PHP shell in
+ * the global scope.
+ *
+ * Copyright © 2017 Antoine Musso <hashar@free.fr>
+ * Copyright © 2017 Gergő Tisza <tgr.huwiki@gmail.com>
+ * Copyright © 2017 Justin Hileman <justin@justinhileman.info>
+ * Copyright © 2017 Wikimedia Foundation Inc.
+ * https://www.mediawiki.org/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ * @ingroup Maintenance
+ *
+ * @author Antoine Musso <hashar@free.fr>
+ * @author Justin Hileman <justin@justinhileman.info>
+ * @author Gergő Tisza <tgr.huwiki@gmail.com>
+ */
+
+use MediaWiki\Logger\LoggerFactory;
+use MediaWiki\Logger\ConsoleSpi;
+use MediaWiki\MediaWikiServices;
+
+require_once __DIR__ . '/Maintenance.php';
+
+/**
+ * Interactive shell with completion and global scope.
+ *
+ */
+class MediaWikiShell extends Maintenance {
+
+	public function __construct() {
+		parent::__construct();
+		$this->addOption( 'd',
+			'For back compatibility with eval.php. ' .
+			'1 send debug to stderr. ' .
+			'With 2 additionally initialize database with debugging ',
+			false, true
+		);
+	}
+
+	public function execute() {
+		if ( !class_exists( \Psy\Shell::class ) ) {
+			$this->fatalError( 'PsySH not found. Please run composer with the --dev option.' );
+		}
+
+		$traverser = new \PhpParser\NodeTraverser();
+		$codeCleaner = new \Psy\CodeCleaner( null, null, $traverser );
+
+		// add this after initializing the code cleaner so all the default passes get added first
+		$traverser->addVisitor( new CodeCleanerGlobalsPass() );
+
+		$config = new \Psy\Configuration( [ 'codeCleaner' => $codeCleaner ] );
+		$config->setUpdateCheck( \Psy\VersionUpdater\Checker::NEVER );
+		$shell = new \Psy\Shell( $config );
+		if ( $this->hasOption( 'd' ) ) {
+			$this->setupLegacy();
+		}
+
+		$shell->run();
+	}
+
+	/**
+	 * For back compatibility with eval.php
+	 */
+	protected function setupLegacy() {
+		$d = intval( $this->getOption( 'd' ) );
+		if ( $d > 0 ) {
+			LoggerFactory::registerProvider( new ConsoleSpi );
+			// Some services hold Logger instances in object properties
+			MediaWikiServices::resetGlobalInstance();
+		}
+		if ( $d > 1 ) {
+			# Set DBO_DEBUG (equivalent of $wgDebugDumpSql)
+			wfGetDB( DB_MASTER )->setFlag( DBO_DEBUG );
+			wfGetDB( DB_REPLICA )->setFlag( DBO_DEBUG );
+		}
+	}
+
+}
+
+$maintClass = MediaWikiShell::class;
+require_once RUN_MAINTENANCE_IF_MAIN;