Current File : //opt/alt/php54/usr/share/pear/SebastianBergmann/PHPCPD/CodeClone.php
<?php
/**
* phpcpd
*
* Copyright (c) 2009-2013, Sebastian Bergmann <sebastian@phpunit.de>.
* 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 Sebastian Bergmann 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.
*
* @package phpcpd
* @author Sebastian Bergmann <sebastian@phpunit.de>
* @copyright 2009-2013 Sebastian Bergmann <sebastian@phpunit.de>
* @license http://www.opensource.org/licenses/BSD-3-Clause The BSD 3-Clause License
* @since File available since Release 1.1.0
*/
namespace SebastianBergmann\PHPCPD;
use SebastianBergmann\PHPCPD\CodeCloneFile;
/**
* Represents an exact code clone.
*
* @author Sebastian Bergmann <sebastian@phpunit.de>
* @copyright 2009-2013 Sebastian Bergmann <sebastian@phpunit.de>
* @license http://www.opensource.org/licenses/BSD-3-Clause The BSD 3-Clause License
* @link http://github.com/sebastianbergmann/phpcpd/tree
* @since Class available since Release 1.1.0
*/
class CodeClone
{
/**
* @var integer Size of the clone (lines)
*/
private $size;
/**
* @var integer Size of the clone (tokens)
*/
private $tokens;
/**
* @var CodeCloneFile[] Files with this code clone
*/
private $files = array();
/**
* @var string Unique ID of Code Duplicate Fragment
*/
private $id;
/**
* @var Lines of the clone
*/
private $lines = '';
/**
* Constructor.
*
* @param CodeCloneFile $fileA
* @param CodeCloneFile $fileB
* @param integer $size
* @param integer $tokens
*/
public function __construct(CodeCloneFile $fileA, CodeCloneFile $fileB, $size, $tokens)
{
$this->addFile($fileA);
$this->addFile($fileB);
$this->size = $size;
$this->tokens = $tokens;
$this->id = md5($this->getLines());
}
/**
* Add file with clone
*
* @param CodeCloneFile $file
*/
public function addFile(CodeCloneFile $file)
{
$id = $file->getId();
if (!isset($this->files[$id])) {
$this->files[$id] = $file;
}
}
/**
* Get files with clone
*
* @return CodeCloneFile[]
*/
public function getFiles()
{
return $this->files;
}
/**
* Returns the lines of the clone.
*
* @param string $prefix
* @return string The lines of the clone
*/
public function getLines($prefix = '')
{
$file = current($this->files);
if (empty($this->lines)) {
$lines = array_slice(
file($file->getName()),
$file->getStartLine() - 1,
$this->size
);
$indent = array();
foreach ($lines as &$line) {
$line = rtrim($line, " \t\0\x0B");
$line = str_replace("\t", " ", $line);
$_indent = strlen($line) - strlen(ltrim($line));
if ($_indent > 1) {
$indent[] = $_indent;
}
}
$indent = empty($indent) ? 0 : min($indent);
if ($indent > 0) {
foreach ($lines as &$line) {
if (strlen($line > 1)) {
$line = $prefix . substr($line, $indent);
}
}
}
$this->lines = join('', $lines);
}
return $this->lines;
}
/**
* @return string
*/
public function getId()
{
return $this->id;
}
/**
* @return integer
*/
public function getSize()
{
return $this->size;
}
/**
* @return integer
*/
public function getTokens()
{
return $this->tokens;
}
}
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