51 lines
1.8 KiB
PHP
51 lines
1.8 KiB
PHP
<?php
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/**
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* Psy CodeCleaner to allow PHP super globals.
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*
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* https://github.com/bobthecow/psysh/issues/353
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*
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* Copyright © 2017 Justin Hileman <justin@justinhileman.info>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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* @file
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* @ingroup Maintenance
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*
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* @author Justin Hileman <justin@justinhileman.info>
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*/
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/**
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* Prefix the real command with a bunch of 'global $VAR;' commands, one for each global.
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* This will make the shell behave as if it was running in the global scope (almost;
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* variables created in the shell won't become global if no global variable by that name
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* existed before).
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*/
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class CodeCleanerGlobalsPass extends \Psy\CodeCleaner\CodeCleanerPass {
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private static $superglobals = [
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'GLOBALS', '_SERVER', '_ENV', '_FILES', '_COOKIE', '_POST', '_GET', '_SESSION'
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];
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public function beforeTraverse( array $nodes ) {
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$names = [];
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foreach ( array_diff( array_keys( $GLOBALS ), self::$superglobals ) as $name ) {
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array_push( $names, new \PhpParser\Node\Expr\Variable( $name ) );
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}
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array_unshift( $nodes, new \PhpParser\Node\Stmt\Global_( $names ) );
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return $nodes;
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}
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}
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