Version 1

[yaffs-website] / vendor / symfony / finder / Glob.php

diff --git a/vendor/symfony/finder/Glob.php b/vendor/symfony/finder/Glob.php
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+<?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 ($firstByte) {
+                if ($strictLeadingDot && '.' !== $car) {
+                    $regex .= '(?=[^\.])';
+                }
+
+                $firstByte = false;
+            }
+
+            if ('/' === $car) {
+                $firstByte = true;
+            }
+
+            if ($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;
+    }
+}