p_master::module_auth PHP Method

    static function module_auth($module_auth, $forum_id)
    {
        global $auth, $config;
        global $request, $phpbb_extension_manager, $phpbb_dispatcher;
        $module_auth = trim($module_auth);
        // Generally allowed to access module if module_auth is empty
        if (!$module_auth) {
            return true;
        }
        // With the code below we make sure only those elements get eval'd we really want to be checked
        preg_match_all('/(?:
			"[^"\\\\]*(?:\\\\.[^"\\\\]*)*"         |
			\'[^\'\\\\]*(?:\\\\.[^\'\\\\]*)*\'     |
			[(),]                                  |
			[^\\s(),]+)/x', $module_auth, $match);
        // Valid tokens for auth and their replacements
        $valid_tokens = array('acl_([a-z0-9_]+)(,\\$id)?' => '(int) $auth->acl_get(\'\\1\'\\2)', '\\$id' => '(int) $forum_id', 'aclf_([a-z0-9_]+)' => '(int) $auth->acl_getf_global(\'\\1\')', 'cfg_([a-z0-9_]+)' => '(int) $config[\'\\1\']', 'request_([a-zA-Z0-9_]+)' => '$request->variable(\'\\1\', false)', 'ext_([a-zA-Z0-9_/]+)' => 'array_key_exists(\'\\1\', $phpbb_extension_manager->all_enabled())', 'authmethod_([a-z0-9_\\\\]+)' => '($config[\'auth_method\'] === \'\\1\')');
        /**
         * Alter tokens for module authorisation check
         *
         * @event core.module_auth
         * @var	array	valid_tokens		Valid tokens and their auth check
         *									replacements
         * @var	string	module_auth			The module_auth of the current
         * 									module
         * @var	int		forum_id			The current forum_id
         * @since 3.1.0-a3
         */
        $vars = array('valid_tokens', 'module_auth', 'forum_id');
        extract($phpbb_dispatcher->trigger_event('core.module_auth', compact($vars)));
        $tokens = $match[0];
        for ($i = 0, $size = sizeof($tokens); $i < $size; $i++) {
            $token =& $tokens[$i];
            switch ($token) {
                case ')':
                case '(':
                case '&&':
                case '||':
                case ',':
                    break;
                default:
                    if (!preg_match('#(?:' . implode(array_keys($valid_tokens), ')|(?:') . ')#', $token)) {
                        $token = '';
                    }
                    break;
            }
        }
        $module_auth = implode(' ', $tokens);
        // Make sure $id separation is working fine
        $module_auth = str_replace(' , ', ',', $module_auth);
        $module_auth = preg_replace(array_map(function ($value) {
            return '#' . $value . '#';
        }, array_keys($valid_tokens)), array_values($valid_tokens), $module_auth);
        $is_auth = false;
        // @codingStandardsIgnoreStart
        eval('$is_auth = (int) (' . $module_auth . ');');
        // @codingStandardsIgnoreEnd
        return $is_auth;
    }

 /**
  * @dataProvider module_auth_test_data
  */
 public function test_modules_auth($module_auth, $expected)
 {
     global $phpbb_extension_manager, $phpbb_dispatcher;
     $phpbb_extension_manager = $this->extension_manager = new phpbb_mock_extension_manager(dirname(__FILE__) . '/', array('vendor2/foo' => array('ext_name' => 'vendor2/foo', 'ext_active' => '1', 'ext_path' => 'ext/vendor2/foo/'), 'vendor3/bar' => array('ext_name' => 'vendor3/bar', 'ext_active' => '0', 'ext_path' => 'ext/vendor3/bar/')));
     $phpbb_dispatcher = new phpbb_mock_event_dispatcher();
     $this->assertEquals($expected, p_master::module_auth($module_auth, 0));
 }