This file is indexed.

/usr/share/php/Zend/Stdlib/Glob.php is in php-zend-stdlib 3.0.1-1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
<?php
/**
 * Zend Framework (http://framework.zend.com/)
 *
 * @link      http://github.com/zendframework/zf2 for the canonical source repository
 * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
 * @license   http://framework.zend.com/license/new-bsd New BSD License
 */

namespace Zend\Stdlib;

/**
 * Wrapper for glob with fallback if GLOB_BRACE is not available.
 */
abstract class Glob
{
    /**#@+
     * Glob constants.
     */
    const GLOB_MARK     = 0x01;
    const GLOB_NOSORT   = 0x02;
    const GLOB_NOCHECK  = 0x04;
    const GLOB_NOESCAPE = 0x08;
    const GLOB_BRACE    = 0x10;
    const GLOB_ONLYDIR  = 0x20;
    const GLOB_ERR      = 0x40;
    /**#@-*/

    /**
     * Find pathnames matching a pattern.
     *
     * @see    http://docs.php.net/glob
     * @param  string  $pattern
     * @param  int $flags
     * @param  bool $forceFallback
     * @return array
     * @throws Exception\RuntimeException
     */
    public static function glob($pattern, $flags = 0, $forceFallback = false)
    {
        if (!defined('GLOB_BRACE') || $forceFallback) {
            return static::fallbackGlob($pattern, $flags);
        }

        return static::systemGlob($pattern, $flags);
    }

    /**
     * Use the glob function provided by the system.
     *
     * @param  string  $pattern
     * @param  int     $flags
     * @return array
     * @throws Exception\RuntimeException
     */
    protected static function systemGlob($pattern, $flags)
    {
        if ($flags) {
            $flagMap = [
                self::GLOB_MARK     => GLOB_MARK,
                self::GLOB_NOSORT   => GLOB_NOSORT,
                self::GLOB_NOCHECK  => GLOB_NOCHECK,
                self::GLOB_NOESCAPE => GLOB_NOESCAPE,
                self::GLOB_BRACE    => defined('GLOB_BRACE') ? GLOB_BRACE : 0,
                self::GLOB_ONLYDIR  => GLOB_ONLYDIR,
                self::GLOB_ERR      => GLOB_ERR,
            ];

            $globFlags = 0;

            foreach ($flagMap as $internalFlag => $globFlag) {
                if ($flags & $internalFlag) {
                    $globFlags |= $globFlag;
                }
            }
        } else {
            $globFlags = 0;
        }

        ErrorHandler::start();
        $res = glob($pattern, $globFlags);
        $err = ErrorHandler::stop();
        if ($res === false) {
            throw new Exception\RuntimeException("glob('{$pattern}', {$globFlags}) failed", 0, $err);
        }
        return $res;
    }

    /**
     * Expand braces manually, then use the system glob.
     *
     * @param  string  $pattern
     * @param  int     $flags
     * @return array
     * @throws Exception\RuntimeException
     */
    protected static function fallbackGlob($pattern, $flags)
    {
        if (!$flags & self::GLOB_BRACE) {
            return static::systemGlob($pattern, $flags);
        }

        $flags &= ~self::GLOB_BRACE;
        $length = strlen($pattern);
        $paths  = [];

        if ($flags & self::GLOB_NOESCAPE) {
            $begin = strpos($pattern, '{');
        } else {
            $begin = 0;

            while (true) {
                if ($begin === $length) {
                    $begin = false;
                    break;
                } elseif ($pattern[$begin] === '\\' && ($begin + 1) < $length) {
                    $begin++;
                } elseif ($pattern[$begin] === '{') {
                    break;
                }

                $begin++;
            }
        }

        if ($begin === false) {
            return static::systemGlob($pattern, $flags);
        }

        $next = static::nextBraceSub($pattern, $begin + 1, $flags);

        if ($next === null) {
            return static::systemGlob($pattern, $flags);
        }

        $rest = $next;

        while ($pattern[$rest] !== '}') {
            $rest = static::nextBraceSub($pattern, $rest + 1, $flags);

            if ($rest === null) {
                return static::systemGlob($pattern, $flags);
            }
        }

        $p = $begin + 1;

        while (true) {
            $subPattern = substr($pattern, 0, $begin)
                        . substr($pattern, $p, $next - $p)
                        . substr($pattern, $rest + 1);

            $result = static::fallbackGlob($subPattern, $flags | self::GLOB_BRACE);

            if ($result) {
                $paths = array_merge($paths, $result);
            }

            if ($pattern[$next] === '}') {
                break;
            }

            $p    = $next + 1;
            $next = static::nextBraceSub($pattern, $p, $flags);
        }

        return array_unique($paths);
    }

    /**
     * Find the end of the sub-pattern in a brace expression.
     *
     * @param  string  $pattern
     * @param  int $begin
     * @param  int $flags
     * @return int|null
     */
    protected static function nextBraceSub($pattern, $begin, $flags)
    {
        $length  = strlen($pattern);
        $depth   = 0;
        $current = $begin;

        while ($current < $length) {
            if (!$flags & self::GLOB_NOESCAPE && $pattern[$current] === '\\') {
                if (++$current === $length) {
                    break;
                }

                $current++;
            } else {
                if (($pattern[$current] === '}' && $depth-- === 0) || ($pattern[$current] === ',' && $depth === 0)) {
                    break;
                } elseif ($pattern[$current++] === '{') {
                    $depth++;
                }
            }
        }

        return ($current < $length ? $current : null);
    }
}