117 lines
3.7 KiB
PHP
117 lines
3.7 KiB
PHP
<?php
|
|
|
|
/*
|
|
* This file is part of the Symfony package.
|
|
*
|
|
* (c) Fabien Potencier <fabien@symfony.com>
|
|
*
|
|
* For the full copyright and license information, please view the LICENSE
|
|
* file that was distributed with this source code.
|
|
*/
|
|
|
|
namespace Symfony\Component\Finder;
|
|
|
|
/**
|
|
* Glob matches globbing patterns against text.
|
|
*
|
|
* if match_glob("foo.*", "foo.bar") echo "matched\n";
|
|
*
|
|
* // prints foo.bar and foo.baz
|
|
* $regex = glob_to_regex("foo.*");
|
|
* for (array('foo.bar', 'foo.baz', 'foo', 'bar') as $t)
|
|
* {
|
|
* if (/$regex/) echo "matched: $car\n";
|
|
* }
|
|
*
|
|
* Glob implements glob(3) style matching that can be used to match
|
|
* against text, rather than fetching names from a filesystem.
|
|
*
|
|
* Based on the Perl Text::Glob module.
|
|
*
|
|
* @author Fabien Potencier <fabien@symfony.com> PHP port
|
|
* @author Richard Clamp <richardc@unixbeard.net> Perl version
|
|
* @copyright 2004-2005 Fabien Potencier <fabien@symfony.com>
|
|
* @copyright 2002 Richard Clamp <richardc@unixbeard.net>
|
|
*/
|
|
class Glob
|
|
{
|
|
/**
|
|
* Returns a regexp which is the equivalent of the glob pattern.
|
|
*
|
|
* @param string $glob The glob pattern
|
|
* @param bool $strictLeadingDot
|
|
* @param bool $strictWildcardSlash
|
|
* @param string $delimiter Optional delimiter
|
|
*
|
|
* @return string regex The regexp
|
|
*/
|
|
public static function toRegex($glob, $strictLeadingDot = true, $strictWildcardSlash = true, $delimiter = '#')
|
|
{
|
|
$firstByte = true;
|
|
$escaping = false;
|
|
$inCurlies = 0;
|
|
$regex = '';
|
|
$sizeGlob = strlen($glob);
|
|
for ($i = 0; $i < $sizeGlob; ++$i) {
|
|
$car = $glob[$i];
|
|
if ($firstByte && $strictLeadingDot && '.' !== $car) {
|
|
$regex .= '(?=[^\.])';
|
|
}
|
|
|
|
$firstByte = '/' === $car;
|
|
|
|
if ($firstByte && $strictWildcardSlash && isset($glob[$i + 2]) && '**' === $glob[$i + 1].$glob[$i + 2] && (!isset($glob[$i + 3]) || '/' === $glob[$i + 3])) {
|
|
$car = '[^/]++/';
|
|
if (!isset($glob[$i + 3])) {
|
|
$car .= '?';
|
|
}
|
|
|
|
if ($strictLeadingDot) {
|
|
$car = '(?=[^\.])'.$car;
|
|
}
|
|
|
|
$car = '/(?:'.$car.')*';
|
|
$i += 2 + isset($glob[$i + 3]);
|
|
|
|
if ('/' === $delimiter) {
|
|
$car = str_replace('/', '\\/', $car);
|
|
}
|
|
}
|
|
|
|
if ($delimiter === $car || '.' === $car || '(' === $car || ')' === $car || '|' === $car || '+' === $car || '^' === $car || '$' === $car) {
|
|
$regex .= "\\$car";
|
|
} elseif ('*' === $car) {
|
|
$regex .= $escaping ? '\\*' : ($strictWildcardSlash ? '[^/]*' : '.*');
|
|
} elseif ('?' === $car) {
|
|
$regex .= $escaping ? '\\?' : ($strictWildcardSlash ? '[^/]' : '.');
|
|
} elseif ('{' === $car) {
|
|
$regex .= $escaping ? '\\{' : '(';
|
|
if (!$escaping) {
|
|
++$inCurlies;
|
|
}
|
|
} elseif ('}' === $car && $inCurlies) {
|
|
$regex .= $escaping ? '}' : ')';
|
|
if (!$escaping) {
|
|
--$inCurlies;
|
|
}
|
|
} elseif (',' === $car && $inCurlies) {
|
|
$regex .= $escaping ? ',' : '|';
|
|
} elseif ('\\' === $car) {
|
|
if ($escaping) {
|
|
$regex .= '\\\\';
|
|
$escaping = false;
|
|
} else {
|
|
$escaping = true;
|
|
}
|
|
|
|
continue;
|
|
} else {
|
|
$regex .= $car;
|
|
}
|
|
$escaping = false;
|
|
}
|
|
|
|
return $delimiter.'^'.$regex.'$'.$delimiter;
|
|
}
|
|
}
|