Current File : //proc/self/root/proc/self/root/usr/share/php/Composer/Package/Archiver/HgExcludeFilter.php
<?php
/*
* This file is part of Composer.
*
* (c) Nils Adermann <naderman@naderman.de>
* Jordi Boggiano <j.boggiano@seld.be>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Composer\Package\Archiver;
use Symfony\Component\Finder;
/**
* An exclude filter that processes hgignore files
*
* @author Nils Adermann <naderman@naderman.de>
*/
class HgExcludeFilter extends BaseExcludeFilter
{
const HG_IGNORE_REGEX = 1;
const HG_IGNORE_GLOB = 2;
/**
* Either HG_IGNORE_REGEX or HG_IGNORE_GLOB
* @var int
*/
protected $patternMode;
/**
* Parses .hgignore file if it exist
*
* @param string $sourcePath
*/
public function __construct($sourcePath)
{
parent::__construct($sourcePath);
$this->patternMode = self::HG_IGNORE_REGEX;
if (file_exists($sourcePath.'/.hgignore')) {
$this->excludePatterns = $this->parseLines(
file($sourcePath.'/.hgignore'),
array($this, 'parseHgIgnoreLine')
);
}
}
/**
* Callback line parser which process hgignore lines
*
* @param string $line A line from .hgignore
*
* @return array|null An exclude pattern for filter()
*/
public function parseHgIgnoreLine($line)
{
if (preg_match('#^syntax\s*:\s*(glob|regexp)$#', $line, $matches)) {
if ($matches[1] === 'glob') {
$this->patternMode = self::HG_IGNORE_GLOB;
} else {
$this->patternMode = self::HG_IGNORE_REGEX;
}
return null;
}
if ($this->patternMode == self::HG_IGNORE_GLOB) {
return $this->patternFromGlob($line);
}
return $this->patternFromRegex($line);
}
/**
* Generates an exclude pattern for filter() from a hg glob expression
*
* @param string $line A line from .hgignore in glob mode
*
* @return array An exclude pattern for filter()
*/
protected function patternFromGlob($line)
{
$pattern = '#'.substr(Finder\Glob::toRegex($line), 2, -1).'#';
$pattern = str_replace('[^/]*', '.*', $pattern);
return array($pattern, false, true);
}
/**
* Generates an exclude pattern for filter() from a hg regexp expression
*
* @param string $line A line from .hgignore in regexp mode
*
* @return array An exclude pattern for filter()
*/
public function patternFromRegex($line)
{
// WTF need to escape the delimiter safely
$pattern = '#'.preg_replace('/((?:\\\\\\\\)*)(\\\\?)#/', '\1\2\2\\#', $line).'#';
return array($pattern, false, true);
}
}
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