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Diffstat (limited to 'www/wiki/maintenance/CodeCleanerGlobalsPass.inc')
-rw-r--r-- | www/wiki/maintenance/CodeCleanerGlobalsPass.inc | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/www/wiki/maintenance/CodeCleanerGlobalsPass.inc b/www/wiki/maintenance/CodeCleanerGlobalsPass.inc new file mode 100644 index 00000000..9ccf6d63 --- /dev/null +++ b/www/wiki/maintenance/CodeCleanerGlobalsPass.inc @@ -0,0 +1,51 @@ +<?php +/** + * Psy CodeCleaner to allow PHP super globals. + * + * https://github.com/bobthecow/psysh/issues/353 + * + * Copyright © 2017 Justin Hileman <justin@justinhileman.info> + * + * 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 Justin Hileman <justin@justinhileman.info> + */ + +/** + * Prefix the real command with a bunch of 'global $VAR;' commands, one for each global. + * This will make the shell behave as if it was running in the global scope (almost; + * variables created in the shell won't become global if no global variable by that name + * existed before). + */ +class CodeCleanerGlobalsPass extends \Psy\CodeCleaner\CodeCleanerPass { + private static $superglobals = [ + 'GLOBALS', '_SERVER', '_ENV', '_FILES', '_COOKIE', '_POST', '_GET', '_SESSION' + ]; + + public function beforeTraverse( array $nodes ) { + $names = []; + foreach ( array_diff( array_keys( $GLOBALS ), self::$superglobals ) as $name ) { + array_push( $names, new \PhpParser\Node\Expr\Variable( $name ) ); + } + + array_unshift( $nodes, new \PhpParser\Node\Stmt\Global_( $names ) ); + + return $nodes; + } +} |