PHP unslashify函数代码示例

 /**
  * Replace emoticon icons <img> 'src' attribute, so it can
  * be replaced with real file by Mail_Mime.
  *
  * @param string &$html HTML content
  *
  * @return array List of image files
  */
 public static function replace(&$html)
 {
     // Replace this:
     // <img src="http[s]://.../tinymce/plugins/emoticons/img/smiley-cool.gif" ... />
     // with this:
     // <img src="/path/on/server/.../tinymce/plugins/emoticons/img/smiley-cool.gif" ... />
     $rcube = rcube::get_instance();
     $assets_dir = $rcube->config->get('assets_dir');
     $path = unslashify($assets_dir ?: INSTALL_PATH) . '/' . self::IMG_PATH;
     $offset = 0;
     $images = array();
     // remove any null-byte characters before parsing
     $html = preg_replace('/\\x00/', '', $html);
     if (preg_match_all('# src=[\'"]([^\'"]+)#', $html, $matches, PREG_OFFSET_CAPTURE)) {
         foreach ($matches[1] as $m) {
             // find emoticon image tags
             if (preg_match('#' . self::IMG_PATH . '(.*)$#', $m[0], $imatches)) {
                 $image_name = $imatches[1];
                 // sanitize image name so resulting attachment doesn't leave images dir
                 $image_name = preg_replace('/[^a-zA-Z0-9_\\.\\-]/i', '', $image_name);
                 $image_file = $path . $image_name;
                 // Add the same image only once
                 $images[$image_name] = $image_file;
                 $html = substr_replace($html, $image_file, $m[1] + $offset, strlen($m[0]));
                 $offset += strlen($image_file) - strlen($m[0]);
             }
         }
     }
     return $images;
 }

 /**
  * Load config from local config file
  *
  * @todo Remove global $CONFIG
  */
 private function load()
 {
     // load main config file
     if (!$this->load_from_file(RCMAIL_CONFIG_DIR . '/main.inc.php')) {
         $this->errors[] = 'main.inc.php was not found.';
     }
     // load database config
     if (!$this->load_from_file(RCMAIL_CONFIG_DIR . '/db.inc.php')) {
         $this->errors[] = 'db.inc.php was not found.';
     }
     // load host-specific configuration
     $this->load_host_config();
     // set skin (with fallback to old 'skin_path' property)
     if (empty($this->prop['skin'])) {
         if (!empty($this->prop['skin_path'])) {
             $this->prop['skin'] = str_replace('skins/', '', unslashify($this->prop['skin_path']));
         } else {
             $this->prop['skin'] = self::DEFAULT_SKIN;
         }
     }
     // larry is the new default skin :-)
     if ($this->prop['skin'] == 'default') {
         $this->prop['skin'] = self::DEFAULT_SKIN;
     }
     // fix paths
     $this->prop['log_dir'] = $this->prop['log_dir'] ? realpath(unslashify($this->prop['log_dir'])) : INSTALL_PATH . 'logs';
     $this->prop['temp_dir'] = $this->prop['temp_dir'] ? realpath(unslashify($this->prop['temp_dir'])) : INSTALL_PATH . 'temp';
     // fix default imap folders encoding
     foreach (array('drafts_mbox', 'junk_mbox', 'sent_mbox', 'trash_mbox') as $folder) {
         $this->prop[$folder] = rcube_charset::convert($this->prop[$folder], RCMAIL_CHARSET, 'UTF7-IMAP');
     }
     if (!empty($this->prop['default_folders'])) {
         foreach ($this->prop['default_folders'] as $n => $folder) {
             $this->prop['default_folders'][$n] = rcube_charset::convert($folder, RCMAIL_CHARSET, 'UTF7-IMAP');
         }
     }
     // set PHP error logging according to config
     if ($this->prop['debug_level'] & 1) {
         ini_set('log_errors', 1);
         if ($this->prop['log_driver'] == 'syslog') {
             ini_set('error_log', 'syslog');
         } else {
             ini_set('error_log', $this->prop['log_dir'] . '/errors');
         }
     }
     // enable display_errors in 'show' level, but not for ajax requests
     ini_set('display_errors', intval(empty($_REQUEST['_remote']) && $this->prop['debug_level'] & 4));
     // set timezone auto settings values
     if ($this->prop['timezone'] == 'auto') {
         $this->prop['_timezone_value'] = $this->client_timezone();
     } else {
         if (is_numeric($this->prop['timezone'])) {
             $this->prop['timezone'] = timezone_name_from_abbr("", $this->prop['timezone'] * 3600, 0);
         }
     }
     // remove deprecated properties
     unset($this->prop['dst_active']);
     // export config data
     $GLOBALS['CONFIG'] =& $this->prop;
 }

function do_messagemove($uids, $spam)
{
    $rcmail = rcmail::get_instance();
    if ($spam) {
        $dest_dir = unslashify($rcmail->config->get('markasjunk2_spam_dir'));
    } else {
        $dest_dir = unslashify($rcmail->config->get('markasjunk2_ham_dir'));
    }
    if (!$dest_dir) {
        return;
    }
    $filename = $rcmail->config->get('markasjunk2_filename');
    $filename = str_replace('%u', $_SESSION['username'], $filename);
    $filename = str_replace('%t', $spam ? 'spam' : 'ham', $filename);
    if (strpos($_SESSION['username'], '@') !== false) {
        $parts = explode("@", $_SESSION['username'], 2);
        $filename = str_replace(array('%l', '%d'), array($parts[0], $parts[1]), $filename);
    }
    foreach (explode(",", $uids) as $uid) {
        $tmpfname = tempnam($dest_dir, $filename);
        file_put_contents($tmpfname, $rcmail->imap->get_raw_body($uid));
        if ($rcmail->config->get('markasjunk2_debug')) {
            write_log('markasjunk2', $tmpfname);
        }
    }
}

 /**
  * rcube_shared.inc: unslashify()
  */
 function test_unslashify()
 {
     $data = array('test' => 'test', 'test/' => 'test', '/' => '', "\\/" => "\\", 'test/test' => 'test/test', 'test//' => 'test');
     foreach ($data as $value => $expected) {
         $result = unslashify($value);
         $this->assertEquals($expected, $result, "Invalid unslashify() result for {$value}");
     }
 }

 /**
  * Load config from local config file
  *
  * @todo Remove global $CONFIG
  */
 private function load()
 {
     // start output buffering, we don't need any output yet,
     // it'll be cleared after reading of config files, etc.
     ob_start();
     // load main config file
     if (include RCMAIL_CONFIG_DIR . '/main.inc.php') {
         $this->prop = (array) $rcmail_config;
     } else {
         $this->errors[] = 'main.inc.php was not found.';
     }
     // load database config
     if (include RCMAIL_CONFIG_DIR . '/db.inc.php') {
         $this->prop += (array) $rcmail_config;
     } else {
         $this->errors[] = 'db.inc.php was not found.';
     }
     // load host-specific configuration
     $this->load_host_config();
     // set skin (with fallback to old 'skin_path' property)
     if (empty($this->prop['skin']) && !empty($this->prop['skin_path'])) {
         $this->prop['skin'] = str_replace('skins/', '', unslashify($this->prop['skin_path']));
     } else {
         if (empty($this->prop['skin'])) {
             $this->prop['skin'] = 'default';
         }
     }
     // fix paths
     $this->prop['log_dir'] = $this->prop['log_dir'] ? unslashify($this->prop['log_dir']) : INSTALL_PATH . 'logs';
     $this->prop['temp_dir'] = $this->prop['temp_dir'] ? unslashify($this->prop['temp_dir']) : INSTALL_PATH . 'temp';
     // fix default imap folders encoding
     foreach (array('drafts_mbox', 'junk_mbox', 'sent_mbox', 'trash_mbox') as $folder) {
         $this->prop[$folder] = rcube_charset_convert($this->prop[$folder], RCMAIL_CHARSET, 'UTF-7');
     }
     if (!empty($this->prop['default_imap_folders'])) {
         foreach ($this->prop['default_imap_folders'] as $n => $folder) {
             $this->prop['default_imap_folders'][$n] = rcube_charset_convert($folder, RCMAIL_CHARSET, 'UTF-7');
         }
     }
     // set PHP error logging according to config
     if ($this->prop['debug_level'] & 1) {
         ini_set('log_errors', 1);
         if ($this->prop['log_driver'] == 'syslog') {
             ini_set('error_log', 'syslog');
         } else {
             ini_set('error_log', $this->prop['log_dir'] . '/errors');
         }
     }
     if ($this->prop['debug_level'] & 4) {
         ini_set('display_errors', 1);
     } else {
         ini_set('display_errors', 0);
     }
     // clear output buffer
     ob_end_clean();
     // export config data
     $GLOBALS['CONFIG'] =& $this->prop;
 }

 function bSaveStat()
 {
     $ip = ip2int($_SERVER['REMOTE_ADDR']);
     $to = unslashify($_SERVER['REQUEST_URI']);
     $from = @unslashify($_SERVER['HTTP_REFERER']);
     $agent = $_SERVER['HTTP_USER_AGENT'];
     $sessid = session_id();
     $sql = "INSERT INTO `" . DB_PREFIX . DB_TBL_STAT . "` ( `id` , `t` , `ip` , `to` , `from` , `agent` , `sessid` ) VALUES ( '', NOW( ) , '{$ip}', '{$to}', '{$from}', '{$agent}', '{$sessid}');";
     $sql = mysql_query($sql);
     if ($sql === false) {
         return false;
     }
     return true;
 }

 /**
  * Load config from local config file
  *
  * @todo Remove global $CONFIG
  */
 private function load()
 {
     // load main config file
     if (!$this->load_from_file(RCMAIL_CONFIG_DIR . '/main.inc.php')) {
         $this->errors[] = 'main.inc.php was not found.';
     }
     // load database config
     if (!$this->load_from_file(RCMAIL_CONFIG_DIR . '/db.inc.php')) {
         $this->errors[] = 'db.inc.php was not found.';
     }
     // load host-specific configuration
     $this->load_host_config();
     // set skin (with fallback to old 'skin_path' property)
     if (empty($this->prop['skin']) && !empty($this->prop['skin_path'])) {
         $this->prop['skin'] = str_replace('skins/', '', unslashify($this->prop['skin_path']));
     } else {
         if (empty($this->prop['skin'])) {
             $this->prop['skin'] = 'default';
         }
     }
     // fix paths
     $this->prop['log_dir'] = $this->prop['log_dir'] ? realpath(unslashify($this->prop['log_dir'])) : INSTALL_PATH . 'logs';
     $this->prop['temp_dir'] = $this->prop['temp_dir'] ? realpath(unslashify($this->prop['temp_dir'])) : INSTALL_PATH . 'temp';
     // fix default imap folders encoding
     foreach (array('drafts_mbox', 'junk_mbox', 'sent_mbox', 'trash_mbox') as $folder) {
         $this->prop[$folder] = rcube_charset_convert($this->prop[$folder], RCMAIL_CHARSET, 'UTF7-IMAP');
     }
     if (!empty($this->prop['default_imap_folders'])) {
         foreach ($this->prop['default_imap_folders'] as $n => $folder) {
             $this->prop['default_imap_folders'][$n] = rcube_charset_convert($folder, RCMAIL_CHARSET, 'UTF7-IMAP');
         }
     }
     // set PHP error logging according to config
     if ($this->prop['debug_level'] & 1) {
         ini_set('log_errors', 1);
         if ($this->prop['log_driver'] == 'syslog') {
             ini_set('error_log', 'syslog');
         } else {
             ini_set('error_log', $this->prop['log_dir'] . '/errors');
         }
     }
     if ($this->prop['debug_level'] & 4) {
         ini_set('display_errors', 1);
     } else {
         ini_set('display_errors', 0);
     }
     // export config data
     $GLOBALS['CONFIG'] =& $this->prop;
 }

 /**
  * Save an attachment from a non-upload source (draft or forward)
  */
 function save($args)
 {
     $args['status'] = false;
     if (!$args['path']) {
         $rcmail = rcmail::get_instance();
         $temp_dir = unslashify($rcmail->config->get('temp_dir'));
         $tmp_path = tempnam($temp_dir, 'rcmAttmnt');
         if ($fp = fopen($tmp_path, 'w')) {
             fwrite($fp, $args['data']);
             fclose($fp);
             $args['path'] = $tmp_path;
         } else {
             return $args;
         }
     }
     $args['id'] = $this->file_id();
     $args['status'] = true;
     // Note the file for later cleanup
     $_SESSION['plugins']['filesystem_attachments']['tmp_files'][] = $args['path'];
     return $args;
 }

 private function _do_messagemove($uids, $spam)
 {
     $rcmail = rcube::get_instance();
     if ($spam) {
         $dest_dir = unslashify($rcmail->config->get('markasjunk2_spam_dir'));
     } else {
         $dest_dir = unslashify($rcmail->config->get('markasjunk2_ham_dir'));
     }
     if (!$dest_dir) {
         return;
     }
     $filename = $rcmail->config->get('markasjunk2_filename');
     $filename = str_replace('%u', $_SESSION['username'], $filename);
     $filename = str_replace('%t', $spam ? 'spam' : 'ham', $filename);
     $filename = str_replace('%l', $rcmail->user->get_username('local'), $filename);
     $filename = str_replace('%d', $rcmail->user->get_username('domain'), $filename);
     foreach ($uids as $uid) {
         $tmpfname = tempnam($dest_dir, $filename);
         file_put_contents($tmpfname, $rcmail->storage->get_raw_body($uid));
         if ($rcmail->config->get('markasjunk2_debug')) {
             rcube::write_log('markasjunk2', $tmpfname);
         }
     }
 }

 /**
  * Load config from local config file
  *
  * @todo Remove global $CONFIG
  */
 private function load()
 {
     // Load default settings
     if (!$this->load_from_file('defaults.inc.php')) {
         $this->errors[] = 'defaults.inc.php was not found.';
     }
     // load main config file
     if (!$this->load_from_file('config.inc.php')) {
         // Old configuration files
         if (!$this->load_from_file('main.inc.php') || !$this->load_from_file('db.inc.php')) {
             $this->errors[] = 'config.inc.php was not found.';
         } else {
             if (rand(1, 100) == 10) {
                 // log warning on every 100th request (average)
                 trigger_error("config.inc.php was not found. Please migrate your config by running bin/update.sh", E_USER_WARNING);
             }
         }
     }
     // load host-specific configuration
     $this->load_host_config();
     // set skin (with fallback to old 'skin_path' property)
     if (empty($this->prop['skin'])) {
         if (!empty($this->prop['skin_path'])) {
             $this->prop['skin'] = str_replace('skins/', '', unslashify($this->prop['skin_path']));
         } else {
             $this->prop['skin'] = self::DEFAULT_SKIN;
         }
     }
     // larry is the new default skin :-)
     if ($this->prop['skin'] == 'default') {
         $this->prop['skin'] = self::DEFAULT_SKIN;
     }
     // fix paths
     foreach (array('log_dir' => 'logs', 'temp_dir' => 'temp') as $key => $dir) {
         foreach (array($this->prop[$key], '../' . $this->prop[$key], RCUBE_INSTALL_PATH . $dir) as $path) {
             if ($path && ($realpath = realpath(unslashify($path)))) {
                 $this->prop[$key] = $realpath;
                 break;
             }
         }
     }
     // fix default imap folders encoding
     foreach (array('drafts_mbox', 'junk_mbox', 'sent_mbox', 'trash_mbox') as $folder) {
         $this->prop[$folder] = rcube_charset::convert($this->prop[$folder], RCUBE_CHARSET, 'UTF7-IMAP');
     }
     // set PHP error logging according to config
     if ($this->prop['debug_level'] & 1) {
         ini_set('log_errors', 1);
         if ($this->prop['log_driver'] == 'syslog') {
             ini_set('error_log', 'syslog');
         } else {
             ini_set('error_log', $this->prop['log_dir'] . '/errors');
         }
     }
     // enable display_errors in 'show' level, but not for ajax requests
     ini_set('display_errors', intval(empty($_REQUEST['_remote']) && $this->prop['debug_level'] & 4));
     // remove deprecated properties
     unset($this->prop['dst_active']);
     // export config data
     $GLOBALS['CONFIG'] =& $this->prop;
 }

     }
 }
 // $aGetQuery - массив содержащий все get-параметры
 // $sRequest  - строка запроса, $nRequest - ee длина
 // $aRequest  - массив элементов запроса
 $url = parse_url($_SERVER['REQUEST_URI']);
 if (isset($url['query'])) {
     parse_str($url['query'], $url['query']);
     if (get_magic_quotes_gpc()) {
         strips($url['query']);
     }
     $aGetQuery = $url['query'];
 } else {
     $aGetQuery = array();
 }
 $sRequest = unslashify($url['path']);
 $nRequest = strlen($sRequest);
 $aRequest = explode('/', $sRequest);
 // libs, нужные в том числе и ядру
 // Components // ***TODO***: Кэшировать в файле алиасы таблиц, чтобы не дергать каждый раз базу
 $Components = new Components();
 foreach ($Components->getAllTablesAndAliases() as $v) {
     $v['alias'] = 'DB_TBL_' . strtoupper($v['alias']);
     if (!defined($v['alias'])) {
         define($v['alias'], $v['name']);
         //dbg($v['alias']);
     }
 }
 // Стартуем сессии - до вывода чего-либо в броузер
 session_start();
 // Stat - мало ли какие ошибки произойдут дальше, а статитистику мы сохраним

 /**
  * Garbage collector function for temp files.
  * Remove temp files older than two days
  */
 public function temp_gc()
 {
     $tmp = unslashify($this->config->get('temp_dir'));
     $expire = time() - 172800;
     // expire in 48 hours
     if ($tmp && ($dir = opendir($tmp))) {
         while (($fname = readdir($dir)) !== false) {
             if ($fname[0] == '.') {
                 continue;
             }
             if (filemtime($tmp . '/' . $fname) < $expire) {
                 @unlink($tmp . '/' . $fname);
             }
         }
         closedir($dir);
     }
 }

 /**
  * Auto discover calenders available to the user on the caldav server
  * @param array $props
  *    url: Absolute URL to calendar server
  *    user: Username
  *    pass: Password
  * @return array
  *    name: Calendar display name
  *    href: Absolute calendar URL
  */
 public function autodiscover_calendars($props)
 {
     $calendars = array();
     $current_user_principal = array('{DAV:}current-user-principal');
     $calendar_home_set = array('{urn:ietf:params:xml:ns:caldav}calendar-home-set');
     $cal_attribs = array('{DAV:}resourcetype', '{DAV:}displayname');
     require_once INSTALL_PATH . 'plugins/libgpl/caldav/caldav-client.php';
     $caldav = new caldav_client($props['url'], $props['user'], $props['pass'], $props['authtype'], array($this->rc->config->get('calendar_curl_verify_peer', true), $this->rc->config->get('calendar_curl_verify_host', true)));
     $tokens = parse_url($props['url']);
     $base_uri = $tokens['scheme'] . '://' . $tokens['host'] . ($tokens['port'] ? ':' . $tokens['port'] : null);
     $caldav_url = $props['url'];
     $response = $caldav->prop_find($caldav_url, $current_user_principal, 0);
     if (!$response) {
         self::debug_log("Resource \"{$caldav_url}\" has no collections.");
         return $calendars;
     }
     $caldav_url = $base_uri . $response[$current_user_principal[0]];
     $response = $caldav->prop_find($caldav_url, $calendar_home_set, 0);
     if (!$response) {
         self::debug_log("Resource \"{$caldav_url}\" contains no calendars.");
         return $calendars;
     }
     if (strtolower(substr($response[$calendar_home_set[0]], 0, 4)) == 'http') {
         $caldav_url = $response[$calendar_home_set[0]];
     } else {
         $caldav_url = $base_uri . $response[$calendar_home_set[0]];
     }
     $response = $caldav->prop_find($caldav_url, $cal_attribs, 1);
     $categories = $this->rc->config->get('calendar_categories', array());
     foreach ($response as $collection => $attribs) {
         $found = false;
         $name = '';
         foreach ($attribs as $key => $value) {
             if ($key == '{DAV:}resourcetype' && is_object($value)) {
                 if ($value instanceof Sabre\DAV\Property\ResourceType) {
                     $values = $value->getValue();
                     if (in_array('{urn:ietf:params:xml:ns:caldav}calendar', $values)) {
                         $found = true;
                     }
                 }
             } else {
                 if ($key == '{DAV:}displayname') {
                     $name = $value;
                 }
             }
         }
         if ($found) {
             array_push($calendars, array('name' => $name ? $name : ucwords(end(explode('/', unslashify($base_uri . $collection)))), 'href' => $base_uri . $collection, 'color' => $categories[$name] ? $categories[$name] : $props['color']));
         }
     }
     return $calendars;
 }

 /**
  * Creates a dummy public key file
  */
 function create_pubkey_dummy()
 {
     $rcmail = rcmail::get_instance();
     $temp_dir = unslashify($rcmail->config->get('temp_dir'));
     if (!empty($temp_dir)) {
         $file = $temp_dir . "/" . md5($_SESSION['username']) . ".asc";
         if (file_exists($file)) {
             @unlink($file);
         }
         if (file_put_contents($file, " ")) {
             return $file;
         }
     }
     return false;
 }

 /**
  * Garbage collector function for temp files.
  * Remove temp files older than two days
  */
 public function gc_temp()
 {
     $tmp = unslashify($this->config->get('temp_dir'));
     // expire in 48 hours by default
     $temp_dir_ttl = $this->config->get('temp_dir_ttl', '48h');
     $temp_dir_ttl = get_offset_sec($temp_dir_ttl);
     if ($temp_dir_ttl < 6 * 3600) {
         $temp_dir_ttl = 6 * 3600;
     }
     // 6 hours sensible lower bound.
     $expire = time() - $temp_dir_ttl;
     if ($tmp && ($dir = opendir($tmp))) {
         while (($fname = readdir($dir)) !== false) {
             if ($fname[0] == '.') {
                 continue;
             }
             if (@filemtime($tmp . '/' . $fname) < $expire) {
                 @unlink($tmp . '/' . $fname);
             }
         }
         closedir($dir);
     }
 }