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LongMethod.php
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LongMethod.php
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<?php
/**
* 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
* @version @project.version@
*/
namespace PHPMD\Rule\Design;
use PHPMD\AbstractNode;
use PHPMD\AbstractRule;
use PHPMD\Rule\FunctionAware;
use PHPMD\Rule\MethodAware;
/**
* This rule will detect to long methods, those methods are unreadable and in
* many cases the result of copy and paste coding.
*
* @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
* @version @project.version@
*/
class LongMethod extends AbstractRule implements FunctionAware, MethodAware
{
/**
* This method checks the lines of code length for the given function or
* methode node against a configured threshold.
*
* @param \PHPMD\AbstractNode $node
* @return void
*/
public function apply(AbstractNode $node)
{
$threshold = $this->getIntProperty('minimum');
$ignoreWhitespace = $this->getBooleanProperty('ignore-whitespace');
if ($ignoreWhitespace) {
$loc = $node->getMetric('eloc');
} else {
$loc = $node->getMetric('loc');
}
if ($loc < $threshold) {
return;
}
$type = explode('_', get_class($node));
$type = strtolower(array_pop($type));
$this->addViolation($node, array($type, $node->getName(), $loc, $threshold));
}
}