/usr/share/php/PHPMD/Rule/Controversial/Superglobals.php is in phpmd 2.4.3-1.
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/**
* This file is part of PHP Mess Detector.
*
* Copyright (c) 2008-2012, Manuel Pichler <mapi@phpmd.org>.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of Manuel Pichler nor the names of his
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @author Manuel Pichler <mapi@phpmd.org>
* @copyright 2008-2014 Manuel Pichler. All rights reserved.
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
* @since 1.1.0
*/
namespace PHPMD\Rule\Controversial;
use PHPMD\AbstractNode;
use PHPMD\AbstractRule;
use PHPMD\Rule\FunctionAware;
use PHPMD\Rule\MethodAware;
/**
* This rule class detects the usage of superglobals.
*
* @author Francis Besset <francis.besset@gmail.com>
* @copyright 2008-2014 Manuel Pichler. All rights reserved.
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
* @since 1.1.0
*/
class Superglobals extends AbstractRule implements MethodAware, FunctionAware
{
protected $superglobals = array(
'$GLOBALS',
'$_SERVER', '$HTTP_SERVER_VARS',
'$_GET', '$HTTP_GET_VARS',
'$_POST', '$HTTP_POST_VARS',
'$_FILES', '$HTTP_POST_FILES',
'$_COOKIE', '$HTTP_COOKIE_VARS',
'$_SESSION', '$HTTP_SESSION_VARS',
'$_REQUEST',
'$_ENV', '$HTTP_ENV_VARS',
);
/**
* This method checks if a superglobal is used
* and emits a rule violation.
*
* @param \PHPMD\AbstractNode $node
* @return void
*/
public function apply(AbstractNode $node)
{
foreach ($node->findChildrenOfType('Variable') as $variable) {
if (in_array($variable->getImage(), $this->superglobals)) {
$this->addViolation(
$node,
array(
$node->getName(),
$variable->getImage()
)
);
}
}
}
}
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