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<?php |
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/** |
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* XOOPS TextSanitizer extension |
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* |
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* You may not change or alter any portion of this comment or credits |
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* of supporting developers from this source code or any supporting source code |
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* which is considered copyrighted (c) material of the original comment or credit authors. |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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* |
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* @copyright (c) 2000-2021 XOOPS Project (https://xoops.org) |
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* @license GNU GPL 2 (https://www.gnu.org/licenses/gpl-2.0.html) |
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* @package class |
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* @since 2.0.0 |
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* @author Kazumi Ono (http://www.myweb.ne.jp/, http://jp.xoops.org/) |
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* @author Goghs Cheng (http://www.eqiao.com, http://www.devbeez.com/) |
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* @author Taiwen Jiang <[email protected]> |
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*/ |
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/** |
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* Abstract class for extensions |
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* |
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* @author Taiwen Jiang <[email protected]> |
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* @copyright (c) 2000-2021 XOOPS Project (https://xoops.org) |
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*/ |
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class MyTextSanitizerExtension |
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{ |
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public $instance; |
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public $myts; |
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public $config; |
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public $image_path; |
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/** |
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* Constructor |
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* |
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* @param MyTextSanitizer $myts |
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*/ |
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public function __construct(MyTextSanitizer $myts) |
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{ |
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$this->myts = $myts; |
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$this->image_path = XOOPS_URL . '/images/form'; |
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} |
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/** |
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* loadConfig |
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* |
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* @param string $path |
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* @return string|array |
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*/ |
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public static function loadConfig($path = null) |
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{ |
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$myts = \MyTextSanitizer::getInstance(); |
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$extensionName = (null === $path) ? '' : basename($path); |
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$pathDist = $myts->path_basic; |
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$pathConfig = $myts->path_config; |
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if ('' !== $extensionName) { |
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$configFileName = $pathConfig . '/config.' . $extensionName . '.php'; |
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$distFileName = $pathDist . '/' . $extensionName . '/config.' . $extensionName . '.dist.php'; |
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} else { |
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$configFileName = $pathConfig . '/config.php'; |
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$distFileName = $pathDist . '/config.dist.php'; |
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} |
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if (!file_exists($configFileName)) { |
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if (false === copy($distFileName, $configFileName)) { |
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trigger_error('Could not create textsanitizer config file ' . basename($configFileName)); |
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return $a = array(); |
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} |
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} |
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$configs = include $configFileName; |
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return $configs; |
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} |
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/** |
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* Merge Config |
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* |
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* @param array $config_default |
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* @param array $config_custom |
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* @return array |
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*/ |
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public static function mergeConfig($config_default, $config_custom) |
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{ |
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if (is_array($config_custom)) { |
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foreach ($config_custom as $key => $val) { |
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if (is_array($config_default[$key])) { |
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$config_default[$key] = self::mergeConfig($config_default[$key], $config_custom[$key]); |
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} else { |
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$config_default[$key] = $val; |
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} |
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} |
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} |
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return $config_default; |
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} |
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/** |
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* encode |
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* |
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* @param string $textarea_id id attribute of text area |
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* |
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* @return array |
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*/ |
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public function encode($textarea_id) |
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{ |
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return array(array(), array()); |
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} |
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/** |
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* decode |
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* |
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* @param string $url |
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* @param string|integer $width |
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* @param string|integer $height |
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* |
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* @return Null |
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*/ |
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public static function decode($url, $width, $height) |
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{ |
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return null; |
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} |
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} |
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/** |
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* Class to "clean up" text for various uses |
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* |
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* <strong>Singleton</strong> |
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* |
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* @package kernel |
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* @subpackage core |
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* @author Kazumi Ono <[email protected]> |
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* @author Taiwen Jiang <[email protected]> |
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* @author Goghs Cheng |
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* @copyright (c) 2000-2021 XOOPS Project (https://xoops.org) |
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*/ |
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class MyTextSanitizer |
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{ |
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/** |
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* |
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* @var array |
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*/ |
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public $smileys = array(); |
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/** |
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*/ |
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public $censorConf; |
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/** |
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* |
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* @var string holding reference to text |
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*/ |
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public $text = ''; |
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public $patterns = array(); |
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public $replacements = array(); |
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public $callbackPatterns = array(); |
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public $callbacks = array(); |
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public $path_basic; |
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public $path_config; |
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public $path_plugin; |
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public $config; |
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/** |
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* Constructor of this class |
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* |
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* Gets allowed html tags from admin config settings |
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* <br> should not be allowed since nl2br will be used |
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* when storing data. |
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* |
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* @access private |
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*/ |
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public function __construct() |
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{ |
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$this->path_basic = XOOPS_ROOT_PATH . '/class/textsanitizer'; |
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$this->path_config = XOOPS_VAR_PATH . '/configs/textsanitizer'; |
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$this->path_plugin = XOOPS_ROOT_PATH . '/Frameworks/textsanitizer'; |
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$this->config = $this->loadConfig(); |
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} |
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/** |
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* Enter description here... |
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* |
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* @param string $name |
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* @return array|string |
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*/ |
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public function loadConfig($name = null) |
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{ |
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// NB: sending a null name results in an infinite loop |
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if (!empty($name)) { |
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return MyTextSanitizerExtension::loadConfig($name); |
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} |
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$configFileName = $this->path_config . '/config.php'; |
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$distFileName = $this->path_basic . '/config.dist.php'; |
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if (!file_exists($configFileName)) { |
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if (false===copy($distFileName, $configFileName)) { |
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trigger_error('Could not create textsanitizer config file ' . basename($configFileName)); |
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return array(); |
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} |
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} |
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return include $configFileName; |
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} |
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/** |
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* Enter description here... |
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* |
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* @param array $config_default |
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* @param array $config_custom |
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* @return mixed |
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*/ |
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public function mergeConfig($config_default, $config_custom) |
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{ |
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if (is_array($config_custom)) { |
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foreach ($config_custom as $key => $val) { |
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if (isset($config_default[$key]) && \is_array($config_default[$key])) { |
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$config_default[$key] = $this->mergeConfig($config_default[$key], $config_custom[$key]); |
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} else { |
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$config_default[$key] = $val; |
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} |
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} |
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} |
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return $config_default; |
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} |
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/** |
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* Access the only instance of this class |
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* |
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* @return MyTextSanitizer |
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*/ |
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public static function getInstance() |
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{ |
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static $instance; |
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if (!isset($instance)) { |
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$instance = new MyTextSanitizer(); |
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} |
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return $instance; |
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} |
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/** |
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* Get the smileys |
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* |
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* @param bool $isAll TRUE for all smileys, FALSE for smileys with display = 1 |
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* |
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* @return array |
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*/ |
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public function getSmileys($isAll = true) |
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{ |
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if (count($this->smileys) == 0) { |
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/** @var XoopsMySQLDatabase $xoopsDB */ |
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$xoopsDB = XoopsDatabaseFactory::getDatabaseConnection(); |
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$sql = 'SELECT * FROM ' . $xoopsDB->prefix('smiles'); |
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$result = $xoopsDB->query($sql); |
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if ($xoopsDB->isResultSet($result)) { |
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while (false !== ($smiles = $xoopsDB->fetchArray($result))) { |
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$this->smileys[] = $smiles; |
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} |
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} |
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} |
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if ($isAll) { |
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return $this->smileys; |
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} |
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$smileys = array(); |
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foreach ($this->smileys as $smile) { |
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if (empty($smile['display'])) { |
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continue; |
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} |
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$smileys[] = $smile; |
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} |
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return $smileys; |
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} |
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/** |
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* Replace emoticons in the message with smiley images |
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* |
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* @param string $message |
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* @return string |
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*/ |
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public function smiley($message) |
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{ |
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$smileys = $this->getSmileys(); |
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foreach ($smileys as $smile) { |
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$message = str_replace($smile['code'], '<img class="imgsmile" src="' . XOOPS_UPLOAD_URL . '/' . htmlspecialchars($smile['smile_url'], ENT_QUOTES | ENT_HTML5) . '" alt="" />', $message); |
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} |
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return $message; |
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} |
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/** |
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* Callback to process email address match |
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* |
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* @param array $match array of matched elements |
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* |
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* @return string |
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*/ |
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protected function makeClickableCallbackEmailAddress($match) |
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{ |
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$email = trim($match[0]); |
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return '<a href="mailto:' . $email . '" title="' . $email . '">' . $email . '</a>'; |
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} |
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/** |
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* Make links in the text clickable |
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* Presently handles email addresses and http, https, ftp and sftp urls |
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* (Note: at this time, major browsers no longer directly handle ftp/sftp urls.) |
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* |
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* @param string $text |
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* @return string |
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*/ |
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public function makeClickable($text) |
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{ |
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$pattern = "/(^|\s)([-_a-z0-9\'+*$^&%=~!?{}]+(?:\.[-_a-z0-9\'+*$^&%=~!?{}]+)*+@[-a-z0-9.]+\.[a-z]{2,6})/i"; |
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$text = preg_replace_callback($pattern, function($matches) { return $matches[1] .$this->makeClickableCallbackEmailAddress(array($matches[2])); }, $text); |
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$pattern = "/(?:\s+|^)(https?:\/\/)([-A-Z0-9.\_*?&:;=#\/\[\]\%@]+)/i"; |
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$replacement = '<a href="$1$2" target="_blank" rel="external noopener nofollow">$1$2</a>'; |
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$text = preg_replace($pattern, $replacement, $text); |
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$pattern = "%(?:\s+|^)(s?ftp://)([-A-Z0-9./_*?&:;=#\[\]\%@]+)%i"; |
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$replacement = '<a href="$1$2" target="_blank" rel="external">$1$2</a>'; |
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$text = preg_replace($pattern, $replacement, $text); |
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return $text; |
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} |
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/** |
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* MyTextSanitizer::truncate() |
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* |
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* @param mixed $text |
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* @return mixed|string |
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*/ |
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public function truncate($text) |
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{ |
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$instance = \MyTextSanitizer::getInstance(); |
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if (empty($text) || empty($instance->config['truncate_length']) || strlen($text) < $instance->config['truncate_length']) { |
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return $text; |
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} |
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$len = floor($instance->config['truncate_length'] / 2); |
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$ret = substr($text, 0, $len) . ' ... ' . substr($text, 5 - $len); |
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return $ret; |
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} |
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/** |
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* Replace XoopsCodes with their equivalent HTML formatting |
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* |
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* @param string $text |
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* @param bool|int $allowimage Allow images in the text? |
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* On FALSE, uses links to the images. |
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* @return string |
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*/ |
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public function &xoopsCodeDecode(&$text, $allowimage = 1) |
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{ |
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$patterns = array(); |
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$replacements = array(); |
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$patterns[] = "/\[siteurl=(['\"]?)([^\"'<>]*)\\1](.*)\[\/siteurl\]/sU"; |
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$replacements[] = '<a href="' . XOOPS_URL . '/\\2" title="">\\3</a>'; |
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$patterns[] = "/\[url=(['\"]?)(http[s]?:\/\/[^\"'<>]*)\\1](.*)\[\/url\]/sU"; |
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|
|
$replacements[] = '<a href="\\2" rel="noopener external" title="">\\3</a>'; |
366
|
|
|
$patterns[] = "/\[url=(['\"]?)(ftp?:\/\/[^\"'<>]*)\\1](.*)\[\/url\]/sU"; |
367
|
|
|
$replacements[] = '<a href="\\2" rel="external" title="">\\3</a>'; |
368
|
|
|
$patterns[] = "/\[url=(['\"]?)([^'\"<>]*)\\1](.*)\[\/url\]/sU"; |
369
|
|
|
$replacements[] = '<a href="http://\\2" rel="noopener external" title="">\\3</a>'; |
370
|
|
|
$patterns[] = "/\[color=(['\"]?)([a-zA-Z0-9#]+)\\1?](.*)\[\/color\]/sU"; |
371
|
|
|
$replacements[] = '<span style="color: #\\2;">\\3</span>'; |
372
|
|
|
$patterns[] = "/\[size=(['\"]?)([a-zA-Z0-9-]+)\\1?](.*)\[\/size\]/sU"; |
373
|
|
|
$replacements[] = '<span style="font-size: \\2;">\\3</span>'; |
374
|
|
|
$patterns[] = "/\[font=(['\"]?)([^;<>\*\(\)\"']*)\\1](.*)\[\/font\]/sU"; |
375
|
|
|
$replacements[] = '<span style="font-family: \\2;">\\3</span>'; |
376
|
|
|
$patterns[] = "/\[email]([^;<>\*\(\)\"']*)\[\/email\]/sU"; |
377
|
|
|
$replacements[] = '<a href="mailto:\\1" title="">\\1</a>'; |
378
|
|
|
|
379
|
|
|
$patterns[] = "/\[b](.*)\[\/b\]/sU"; |
380
|
|
|
$replacements[] = '<strong>\\1</strong>'; |
381
|
|
|
$patterns[] = "/\[i](.*)\[\/i\]/sU"; |
382
|
|
|
$replacements[] = '<em>\\1</em>'; |
383
|
|
|
$patterns[] = "/\[u](.*)\[\/u\]/sU"; |
384
|
|
|
$replacements[] = '<span style="text-decoration: underline;">\\1</span>'; |
385
|
|
|
$patterns[] = "/\[d](.*)\[\/d\]/sU"; |
386
|
|
|
$replacements[] = '<del>\\1</del>'; |
387
|
|
|
$patterns[] = "/\[center](.*)\[\/center\]/sU"; |
388
|
|
|
$replacements[] = '<div style="text-align: center;">\\1</div>'; |
389
|
|
|
$patterns[] = "/\[left](.*)\[\/left\]/sU"; |
390
|
|
|
$replacements[] = '<div style="text-align: left;">\\1</div>'; |
391
|
|
|
$patterns[] = "/\[right](.*)\[\/right\]/sU"; |
392
|
|
|
$replacements[] = '<div style="text-align: right;">\\1</div>'; |
393
|
|
|
|
394
|
|
|
$this->text = $text; |
395
|
|
|
$this->patterns = $patterns; |
396
|
|
|
$this->replacements = $replacements; |
397
|
|
|
|
398
|
|
|
$this->config['allowimage'] = $allowimage; |
399
|
|
|
$this->executeExtensions(); |
400
|
|
|
|
401
|
|
|
$text = preg_replace($this->patterns, $this->replacements, $this->text); |
402
|
|
|
//------------------------------------------------------------------------------- |
403
|
|
|
$count = count($this->callbackPatterns); |
404
|
|
|
|
405
|
|
|
for ($i = 0; $i < $count; ++$i) { |
406
|
|
|
$text = preg_replace_callback($this->callbackPatterns[$i], $this->callbacks[$i], $text); |
407
|
|
|
} |
408
|
|
|
//------------------------------------------------------------------------------ |
409
|
|
|
$text = $this->quoteConv($text); |
410
|
|
|
|
411
|
|
|
return $text; |
412
|
|
|
} |
413
|
|
|
|
414
|
|
|
/** |
415
|
|
|
* Convert quote tags |
416
|
|
|
* |
417
|
|
|
* @param string $text |
418
|
|
|
* @return string |
419
|
|
|
*/ |
420
|
|
|
public function quoteConv($text) |
421
|
|
|
{ |
422
|
|
|
//look for both open and closing tags in the correct order |
423
|
|
|
$pattern = "/\[quote](.*)\[\/quote\]/sU"; |
424
|
|
|
$replacement = _QUOTEC . '<div class="xoopsQuote"><blockquote>\\1</blockquote></div>'; |
425
|
|
|
|
426
|
|
|
$text = preg_replace($pattern, $replacement, $text, -1, $count); |
427
|
|
|
//no more matches, return now |
428
|
|
|
if (!$count) { |
429
|
|
|
return $text; |
430
|
|
|
} |
431
|
|
|
|
432
|
|
|
//new matches could have been created, keep doing it until we have no matches |
433
|
|
|
return $this->quoteConv($text); |
434
|
|
|
} |
435
|
|
|
|
436
|
|
|
/** |
437
|
|
|
* A quick solution for filtering XSS scripts |
438
|
|
|
* |
439
|
|
|
* @TODO : To be improved |
440
|
|
|
* @param $text |
441
|
|
|
* @return mixed |
442
|
|
|
*/ |
443
|
|
|
public function filterXss($text) |
444
|
|
|
{ |
445
|
|
|
$patterns = array(); |
446
|
|
|
$replacements = array(); |
447
|
|
|
$text = str_replace("\x00", '', $text); |
448
|
|
|
$c = "[\x01-\x1f]*"; |
449
|
|
|
$patterns[] = "/\bj{$c}a{$c}v{$c}a{$c}s{$c}c{$c}r{$c}i{$c}p{$c}t{$c}[\s]*:/si"; |
450
|
|
|
$replacements[] = 'javascript;'; |
451
|
|
|
$patterns[] = "/\ba{$c}b{$c}o{$c}u{$c}t{$c}[\s]*:/si"; |
452
|
|
|
$replacements[] = 'about;'; |
453
|
|
|
$patterns[] = "/\bx{$c}s{$c}s{$c}[\s]*:/si"; |
454
|
|
|
$replacements[] = 'xss;'; |
455
|
|
|
$text = preg_replace($patterns, $replacements, $text); |
456
|
|
|
|
457
|
|
|
return $text; |
458
|
|
|
} |
459
|
|
|
|
460
|
|
|
/** |
461
|
|
|
* Convert linebreaks to <br> tags |
462
|
|
|
* |
463
|
|
|
* @param string $text |
464
|
|
|
* @return string |
465
|
|
|
*/ |
466
|
|
|
public function nl2Br($text) |
467
|
|
|
{ |
468
|
|
|
return preg_replace('/(\015\012)|(\015)|(\012)/', '<br>', $text); |
469
|
|
|
} |
470
|
|
|
|
471
|
|
|
/** |
472
|
|
|
* Add slashes to the text if magic_quotes_gpc is turned off. |
473
|
|
|
* |
474
|
|
|
* @param string $text |
475
|
|
|
* @return string |
476
|
|
|
*/ |
477
|
|
|
public function addSlashes($text) |
478
|
|
|
{ |
479
|
|
|
if (PHP_VERSION_ID < 50400) { |
480
|
|
|
if (!get_magic_quotes_gpc()) { |
481
|
|
|
$text = addslashes($text); |
482
|
|
|
} |
483
|
|
|
} |
484
|
|
|
|
485
|
|
|
return $text; |
486
|
|
|
} |
487
|
|
|
|
488
|
|
|
/** |
489
|
|
|
* Convert special characters to HTML entities |
490
|
|
|
* |
491
|
|
|
* @param string $text string being converted |
492
|
|
|
* @param int|null $quote_style |
493
|
|
|
* @param string $charset character set used in conversion |
494
|
|
|
* @param bool $double_encode |
495
|
|
|
* @return string |
496
|
|
|
*/ |
497
|
|
|
public function htmlSpecialChars($text, $quote_style = NULL, $charset = null, $double_encode = true) |
498
|
|
|
{ |
499
|
|
|
if ($quote_style === NULL) { |
500
|
|
|
$quote_style = ENT_QUOTES; |
501
|
|
|
} |
502
|
|
|
$text = (string) $text; |
503
|
|
|
if (version_compare(phpversion(), '5.2.3', '>=')) { |
504
|
|
|
$text = htmlspecialchars($text, $quote_style, $charset ?: (defined('_CHARSET') ? _CHARSET : 'UTF-8'), $double_encode); |
505
|
|
|
} else { |
506
|
|
|
$text = htmlspecialchars($text, $quote_style); |
507
|
|
|
} |
508
|
|
|
|
509
|
|
|
return preg_replace(array('/&/i', '/ /i'), array('&', '&nbsp;'), $text); |
510
|
|
|
} |
511
|
|
|
|
512
|
|
|
/** |
513
|
|
|
* Reverses {@link htmlSpecialChars()} |
514
|
|
|
* |
515
|
|
|
* @param string $text |
516
|
|
|
* @return string |
517
|
|
|
*/ |
518
|
|
|
public function undoHtmlSpecialChars($text) |
519
|
|
|
{ |
520
|
|
|
return preg_replace(array('/>/i', '/</i', '/"/i', '/'/i', '/&nbsp;/i'), array('>', '<', '"', '\'', ' '), $text); |
521
|
|
|
} |
522
|
|
|
|
523
|
|
|
/** |
524
|
|
|
* Filters textarea form data in DB for display |
525
|
|
|
* |
526
|
|
|
* @param string $text |
527
|
|
|
* @param bool|int $html allow html? |
528
|
|
|
* @param bool|int $smiley allow smileys? |
529
|
|
|
* @param bool|int $xcode allow xoopscode? |
530
|
|
|
* @param bool|int $image allow inline images? |
531
|
|
|
* @param bool|int $br convert linebreaks? |
532
|
|
|
* @return string |
533
|
|
|
*/ |
534
|
|
|
public function &displayTarea($text, $html = 0, $smiley = 1, $xcode = 1, $image = 1, $br = 1) |
535
|
|
|
{ |
536
|
|
|
$text = (string) $text; |
537
|
|
|
$charset = (defined('_CHARSET') ? _CHARSET : 'UTF-8'); |
538
|
|
|
if (function_exists('mb_convert_encoding')) { |
539
|
|
|
$text = mb_convert_encoding($text, $charset, mb_detect_encoding($text, mb_detect_order(), true)); |
|
|
|
|
540
|
|
|
} |
541
|
|
|
if ($html && $br) { |
542
|
|
|
$testText = strip_tags($text); |
|
|
|
|
543
|
|
|
if (mb_strlen($text) != mb_strlen($testText)) { |
|
|
|
|
544
|
|
|
$br = 0; |
545
|
|
|
} |
546
|
|
|
unset($testText); |
547
|
|
|
} |
548
|
|
|
if ($html != 1) { |
549
|
|
|
// html not allowed |
550
|
|
|
$text = $this->htmlSpecialChars($text, ENT_COMPAT, $charset); |
|
|
|
|
551
|
|
|
} |
552
|
|
|
$text = $this->codePreConv($text, $xcode); // Ryuji_edit(2003-11-18) |
553
|
|
|
if ($smiley != 0) { |
554
|
|
|
// process smiley |
555
|
|
|
$text = $this->smiley($text); |
|
|
|
|
556
|
|
|
} |
557
|
|
|
if ($xcode != 0) { |
558
|
|
|
// decode xcode |
559
|
|
|
if ($image != 0) { |
560
|
|
|
// image allowed |
561
|
|
|
$text =& $this->xoopsCodeDecode($text); |
|
|
|
|
562
|
|
|
} else { |
563
|
|
|
// image not allowed |
564
|
|
|
$text =& $this->xoopsCodeDecode($text, 0); |
565
|
|
|
} |
566
|
|
|
} |
567
|
|
|
if ($br != 0) { |
568
|
|
|
$text = $this->nl2Br($text); |
|
|
|
|
569
|
|
|
} |
570
|
|
|
$text = $this->codeConv($text, $xcode); |
571
|
|
|
$text = $this->makeClickable($text); |
|
|
|
|
572
|
|
|
if (!empty($this->config['filterxss_on_display'])) { |
573
|
|
|
$text = $this->filterXss($text); |
574
|
|
|
} |
575
|
|
|
|
576
|
|
|
return $text; |
577
|
|
|
} |
578
|
|
|
|
579
|
|
|
/** |
580
|
|
|
* Filters textarea form data submitted for preview |
581
|
|
|
* |
582
|
|
|
* @param string $text |
583
|
|
|
* @param bool|int $html allow html? |
584
|
|
|
* @param bool|int $smiley allow smileys? |
585
|
|
|
* @param bool|int $xcode allow xoopscode? |
586
|
|
|
* @param bool|int $image allow inline images? |
587
|
|
|
* @param bool|int $br convert linebreaks? |
588
|
|
|
* @return string |
589
|
|
|
*/ |
590
|
|
|
public function &previewTarea($text, $html = 0, $smiley = 1, $xcode = 1, $image = 1, $br = 1) |
591
|
|
|
{ |
592
|
|
|
$text = $this->stripSlashesGPC($text); |
|
|
|
|
593
|
|
|
$text =& $this->displayTarea($text, $html, $smiley, $xcode, $image, $br); |
594
|
|
|
|
595
|
|
|
return $text; |
596
|
|
|
} |
597
|
|
|
|
598
|
|
|
/** |
599
|
|
|
* Replaces banned words in a string with their replacements |
600
|
|
|
* |
601
|
|
|
* @param string $text |
602
|
|
|
* @return string |
603
|
|
|
*/ |
604
|
|
|
public function &censorString(&$text) |
605
|
|
|
{ |
606
|
|
|
$ret = $this->executeExtension('censor', $text); |
607
|
|
|
if ($ret === false) { |
608
|
|
|
return $text; |
609
|
|
|
} |
610
|
|
|
|
611
|
|
|
return $ret; |
612
|
|
|
} |
613
|
|
|
|
614
|
|
|
/** |
615
|
|
|
* MyTextSanitizer::codePreConv() |
616
|
|
|
* |
617
|
|
|
* @param mixed $text |
618
|
|
|
* @param mixed $xcode |
619
|
|
|
* @return mixed |
620
|
|
|
*/ |
621
|
|
|
public function codePreConv($text, $xcode = 1) |
622
|
|
|
{ |
623
|
|
|
if ($xcode != 0) { |
624
|
|
|
// $patterns = "/\[code([^\]]*?)\](.*)\[\/code\]/esU"; |
625
|
|
|
// $replacements = "'[code\\1]'.base64_encode('\\2').'[/code]'"; |
626
|
|
|
|
627
|
|
|
$patterns = "/\[code([^\]]*?)\](.*)\[\/code\]/sU"; |
628
|
|
|
$text = preg_replace_callback( |
629
|
|
|
$patterns, |
630
|
|
|
function ($matches) { |
631
|
|
|
return '[code'. $matches[1] . ']' . base64_encode($matches[2]) . '[/code]'; |
632
|
|
|
}, |
633
|
|
|
$text |
634
|
|
|
); |
635
|
|
|
} |
636
|
|
|
|
637
|
|
|
return $text; |
638
|
|
|
} |
639
|
|
|
|
640
|
|
|
/** |
641
|
|
|
* @param $match |
642
|
|
|
* |
643
|
|
|
* @return string |
644
|
|
|
*/ |
645
|
|
|
public function codeConvCallback($match) |
646
|
|
|
{ |
647
|
|
|
return '<div class="xoopsCode">' . $this->executeExtension('syntaxhighlight', str_replace('\\\"', '\"', base64_decode($match[2])), $match[1]) . '</div>'; |
648
|
|
|
} |
649
|
|
|
|
650
|
|
|
/** |
651
|
|
|
* MyTextSanitizer::codeConv() |
652
|
|
|
* |
653
|
|
|
* @param mixed $text |
654
|
|
|
* @param mixed $xcode |
655
|
|
|
* @return mixed |
656
|
|
|
*/ |
657
|
|
|
public function codeConv($text, $xcode = 1) |
658
|
|
|
{ |
659
|
|
|
if (empty($xcode)) { |
660
|
|
|
return $text; |
661
|
|
|
} |
662
|
|
|
$patterns = "/\[code([^\]]*?)\](.*)\[\/code\]/sU"; |
663
|
|
|
$text1 = preg_replace_callback($patterns, array($this, 'codeConvCallback'), $text); |
664
|
|
|
|
665
|
|
|
return $text1; |
666
|
|
|
} |
667
|
|
|
|
668
|
|
|
/** |
669
|
|
|
* MyTextSanitizer::executeExtensions() |
670
|
|
|
* |
671
|
|
|
* @return bool |
672
|
|
|
*/ |
673
|
|
|
public function executeExtensions() |
674
|
|
|
{ |
675
|
|
|
$extensions = array_filter($this->config['extensions']); |
676
|
|
|
if (empty($extensions)) { |
677
|
|
|
return true; |
678
|
|
|
} |
679
|
|
|
foreach (array_keys($extensions) as $extension) { |
680
|
|
|
$this->executeExtension($extension); |
681
|
|
|
} |
682
|
|
|
return null; |
683
|
|
|
} |
684
|
|
|
|
685
|
|
|
/** |
686
|
|
|
* MyTextSanitizer::loadExtension() |
687
|
|
|
* |
688
|
|
|
* @param mixed $name |
689
|
|
|
* @return MyTextSanitizerExtension|false |
690
|
|
|
*/ |
691
|
|
|
public function loadExtension($name) |
692
|
|
|
{ |
693
|
|
|
if (file_exists($file = $this->path_basic . '/' . $name . '/' . $name . '.php')) { |
694
|
|
|
include_once $file; |
695
|
|
|
} elseif (file_exists($file = $this->path_plugin . '/' . $name . '/' . $name . '.php')) { |
696
|
|
|
include_once $file; |
697
|
|
|
} else { |
698
|
|
|
return false; |
699
|
|
|
} |
700
|
|
|
$class = 'Myts' . ucfirst($name); |
701
|
|
|
if (!class_exists($class)) { |
702
|
|
|
trigger_error("Extension '{$name}' does not exist", E_USER_WARNING); |
703
|
|
|
|
704
|
|
|
return false; |
705
|
|
|
} |
706
|
|
|
return new $class($this); |
707
|
|
|
} |
708
|
|
|
|
709
|
|
|
/** |
710
|
|
|
* MyTextSanitizer::executeExtension() |
711
|
|
|
* |
712
|
|
|
* @param mixed $name |
713
|
|
|
* @return mixed |
714
|
|
|
*/ |
715
|
|
|
public function executeExtension($name) |
716
|
|
|
{ |
717
|
|
|
$extension = $this->loadExtension($name); |
718
|
|
|
$args = array_slice(func_get_args(), 1); |
719
|
|
|
array_unshift($args, $this); |
720
|
|
|
|
721
|
|
|
return call_user_func_array(array($extension, 'load'), $args); |
722
|
|
|
} |
723
|
|
|
|
724
|
|
|
/** |
725
|
|
|
* Filter out possible malicious text |
726
|
|
|
* kses project at SF could be a good solution to check |
727
|
|
|
* |
728
|
|
|
* @param string $text text to filter |
729
|
|
|
* @param bool $force force filtering |
730
|
|
|
* @return string filtered text |
731
|
|
|
*/ |
732
|
|
|
public function textFilter($text, $force = false) |
733
|
|
|
{ |
734
|
|
|
$ret = $this->executeExtension('textfilter', $text, $force); |
735
|
|
|
if ($ret === false) { |
736
|
|
|
return $text; |
737
|
|
|
} |
738
|
|
|
|
739
|
|
|
return $ret; |
740
|
|
|
} |
741
|
|
|
|
742
|
|
|
// #################### Deprecated Methods ###################### |
743
|
|
|
|
744
|
|
|
/** |
745
|
|
|
* if magic_quotes_gpc is on, strip back slashes |
746
|
|
|
* |
747
|
|
|
* @param string $text |
748
|
|
|
* @return string |
749
|
|
|
* @deprecated as of XOOPS 2.5.11 and will be removed in next XOOPS version |
750
|
|
|
* |
751
|
|
|
* This remains here until we officially drop support for PHP 5.3 in next release |
752
|
|
|
*/ |
753
|
|
|
public function stripSlashesGPC($text) |
754
|
|
|
{ |
755
|
|
|
if (PHP_VERSION_ID < 50400) { |
756
|
|
|
if (get_magic_quotes_gpc()) { |
757
|
|
|
$text = stripslashes($text); |
758
|
|
|
} |
759
|
|
|
} |
760
|
|
|
|
761
|
|
|
return $text; |
762
|
|
|
} |
763
|
|
|
|
764
|
|
|
/** |
765
|
|
|
* MyTextSanitizer::codeSanitizer() |
766
|
|
|
* |
767
|
|
|
* @param mixed $str |
768
|
|
|
* @param mixed $image |
769
|
|
|
* @return mixed|string |
770
|
|
|
* @deprecated will be removed in next XOOPS version |
771
|
|
|
*/ |
772
|
|
|
public function codeSanitizer($str, $image = 1) |
773
|
|
|
{ |
774
|
|
|
$GLOBALS['xoopsLogger']->addDeprecated(__METHOD__ . ' is deprecated'); |
775
|
|
|
$str = $this->htmlSpecialChars(str_replace('\"', '"', base64_decode($str))); |
776
|
|
|
$str =& $this->xoopsCodeDecode($str, $image); |
777
|
|
|
|
778
|
|
|
return $str; |
779
|
|
|
} |
780
|
|
|
|
781
|
|
|
/** |
782
|
|
|
* MyTextSanitizer::sanitizeForDisplay() |
783
|
|
|
* |
784
|
|
|
* @param mixed $text |
785
|
|
|
* @param integer $allowhtml |
786
|
|
|
* @param integer $smiley |
787
|
|
|
* @param mixed $bbcode |
788
|
|
|
* @return mixed|string |
789
|
|
|
* @deprecated will be removed in next XOOPS version |
790
|
|
|
*/ |
791
|
|
|
public function sanitizeForDisplay($text, $allowhtml = 0, $smiley = 1, $bbcode = 1) |
792
|
|
|
{ |
793
|
|
|
$GLOBALS['xoopsLogger']->addDeprecated(__METHOD__ . ' is deprecated'); |
794
|
|
|
if ($allowhtml == 0) { |
795
|
|
|
$text = $this->htmlSpecialChars($text); |
796
|
|
|
} else { |
797
|
|
|
// $config =& $GLOBALS['xoopsConfig']; |
798
|
|
|
// $allowed = $config['allowed_html']; |
799
|
|
|
// $text = strip_tags($text, $allowed); |
800
|
|
|
$text = $this->makeClickable($text); |
801
|
|
|
} |
802
|
|
|
if ($smiley == 1) { |
803
|
|
|
$text = $this->smiley($text); |
804
|
|
|
} |
805
|
|
|
if ($bbcode == 1) { |
806
|
|
|
$text =& $this->xoopsCodeDecode($text); |
807
|
|
|
} |
808
|
|
|
$text = $this->nl2Br($text); |
809
|
|
|
|
810
|
|
|
return $text; |
811
|
|
|
} |
812
|
|
|
|
813
|
|
|
/** |
814
|
|
|
* MyTextSanitizer::sanitizeForPreview() |
815
|
|
|
* |
816
|
|
|
* @param mixed $text |
817
|
|
|
* @param integer $allowhtml |
818
|
|
|
* @param integer $smiley |
819
|
|
|
* @param mixed $bbcode |
820
|
|
|
* @return mixed|string |
821
|
|
|
* @deprecated will be removed in next XOOPS version |
822
|
|
|
*/ |
823
|
|
|
public function sanitizeForPreview($text, $allowhtml = 0, $smiley = 1, $bbcode = 1) |
824
|
|
|
{ |
825
|
|
|
$GLOBALS['xoopsLogger']->addDeprecated(__METHOD__ . ' is deprecated'); |
826
|
|
|
$text = $this->oopsStripSlashesGPC($text); |
|
|
|
|
827
|
|
|
if ($allowhtml == 0) { |
828
|
|
|
$text = $this->htmlSpecialChars($text); |
829
|
|
|
} else { |
830
|
|
|
// $config =& $GLOBALS['xoopsConfig']; |
831
|
|
|
// $allowed = $config['allowed_html']; |
832
|
|
|
// $text = strip_tags($text, $allowed); |
833
|
|
|
$text = $this->makeClickable($text); |
834
|
|
|
} |
835
|
|
|
if ($smiley == 1) { |
836
|
|
|
$text = $this->smiley($text); |
837
|
|
|
} |
838
|
|
|
if ($bbcode == 1) { |
839
|
|
|
$text =& $this->xoopsCodeDecode($text); |
840
|
|
|
} |
841
|
|
|
$text = $this->nl2Br($text); |
842
|
|
|
|
843
|
|
|
return $text; |
844
|
|
|
} |
845
|
|
|
|
846
|
|
|
/** |
847
|
|
|
* MyTextSanitizer::makeTboxData4Save() |
848
|
|
|
* |
849
|
|
|
* @param mixed $text |
850
|
|
|
* @return string |
851
|
|
|
* @deprecated will be removed in next XOOPS version |
852
|
|
|
*/ |
853
|
|
|
public function makeTboxData4Save($text) |
854
|
|
|
{ |
855
|
|
|
$GLOBALS['xoopsLogger']->addDeprecated(__METHOD__ . ' is deprecated'); |
856
|
|
|
|
857
|
|
|
// $text = $this->undoHtmlSpecialChars($text); |
858
|
|
|
return $this->addSlashes($text); |
859
|
|
|
} |
860
|
|
|
|
861
|
|
|
/** |
862
|
|
|
* MyTextSanitizer::makeTboxData4Show() |
863
|
|
|
* |
864
|
|
|
* @param mixed $text |
865
|
|
|
* @param mixed $smiley |
866
|
|
|
* @return mixed|string |
867
|
|
|
* @deprecated will be removed in next XOOPS version |
868
|
|
|
*/ |
869
|
|
|
public function makeTboxData4Show($text, $smiley = 0) |
|
|
|
|
870
|
|
|
{ |
871
|
|
|
$GLOBALS['xoopsLogger']->addDeprecated(__METHOD__ . ' is deprecated'); |
872
|
|
|
$text = $this->htmlSpecialChars($text); |
873
|
|
|
|
874
|
|
|
return $text; |
875
|
|
|
} |
876
|
|
|
|
877
|
|
|
/** |
878
|
|
|
* MyTextSanitizer::makeTboxData4Edit() |
879
|
|
|
* |
880
|
|
|
* @param mixed $text |
881
|
|
|
* @return string |
882
|
|
|
* @deprecated will be removed in next XOOPS version |
883
|
|
|
*/ |
884
|
|
|
public function makeTboxData4Edit($text) |
885
|
|
|
{ |
886
|
|
|
$GLOBALS['xoopsLogger']->addDeprecated(__METHOD__ . ' is deprecated'); |
887
|
|
|
|
888
|
|
|
return $this->htmlSpecialChars($text); |
889
|
|
|
} |
890
|
|
|
|
891
|
|
|
/** |
892
|
|
|
* MyTextSanitizer::makeTboxData4Preview() |
893
|
|
|
* |
894
|
|
|
* @param mixed $text |
895
|
|
|
* @param mixed $smiley |
896
|
|
|
* @return mixed|string |
897
|
|
|
* @deprecated will be removed in next XOOPS version |
898
|
|
|
*/ |
899
|
|
|
public function makeTboxData4Preview($text, $smiley = 0) |
|
|
|
|
900
|
|
|
{ |
901
|
|
|
$GLOBALS['xoopsLogger']->addDeprecated(__METHOD__ . ' is deprecated'); |
902
|
|
|
$text = $this->stripSlashesGPC($text); |
|
|
|
|
903
|
|
|
$text = $this->htmlSpecialChars($text); |
904
|
|
|
|
905
|
|
|
return $text; |
906
|
|
|
} |
907
|
|
|
|
908
|
|
|
/** |
909
|
|
|
* MyTextSanitizer::makeTboxData4PreviewInForm() |
910
|
|
|
* |
911
|
|
|
* @param mixed $text |
912
|
|
|
* @return string |
913
|
|
|
* @deprecated will be removed in next XOOPS version |
914
|
|
|
*/ |
915
|
|
|
public function makeTboxData4PreviewInForm($text) |
916
|
|
|
{ |
917
|
|
|
$GLOBALS['xoopsLogger']->addDeprecated(__METHOD__ . ' is deprecated'); |
918
|
|
|
$text = $this->stripSlashesGPC($text); |
|
|
|
|
919
|
|
|
|
920
|
|
|
return $this->htmlSpecialChars($text); |
921
|
|
|
} |
922
|
|
|
|
923
|
|
|
/** |
924
|
|
|
* MyTextSanitizer::makeTareaData4Save() |
925
|
|
|
* |
926
|
|
|
* @param mixed $text |
927
|
|
|
* @return string |
928
|
|
|
* @deprecated will be removed in next XOOPS version |
929
|
|
|
*/ |
930
|
|
|
public function makeTareaData4Save($text) |
931
|
|
|
{ |
932
|
|
|
$GLOBALS['xoopsLogger']->addDeprecated(__METHOD__ . ' is deprecated'); |
933
|
|
|
|
934
|
|
|
return $this->addSlashes($text); |
935
|
|
|
} |
936
|
|
|
|
937
|
|
|
/** |
938
|
|
|
* MyTextSanitizer::makeTareaData4Show() |
939
|
|
|
* |
940
|
|
|
* @param mixed $text |
941
|
|
|
* @param integer $html |
942
|
|
|
* @param integer $smiley |
943
|
|
|
* @param mixed $xcode |
944
|
|
|
* @return mixed|string |
945
|
|
|
* @deprecated will be removed in next XOOPS version |
946
|
|
|
*/ |
947
|
|
|
public function &makeTareaData4Show(&$text, $html = 1, $smiley = 1, $xcode = 1) |
948
|
|
|
{ |
949
|
|
|
$GLOBALS['xoopsLogger']->addDeprecated(__METHOD__ . ' is deprecated'); |
950
|
|
|
$text =& $this->displayTarea($text, $html, $smiley, $xcode); |
951
|
|
|
|
952
|
|
|
return $text; |
953
|
|
|
} |
954
|
|
|
|
955
|
|
|
/** |
956
|
|
|
* MyTextSanitizer::makeTareaData4Edit() |
957
|
|
|
* |
958
|
|
|
* @param mixed $text |
959
|
|
|
* @return string |
960
|
|
|
* @deprecated will be removed in next XOOPS version |
961
|
|
|
*/ |
962
|
|
|
public function makeTareaData4Edit($text) |
963
|
|
|
{ |
964
|
|
|
$GLOBALS['xoopsLogger']->addDeprecated(__METHOD__ . ' is deprecated'); |
965
|
|
|
|
966
|
|
|
return $this->htmlSpecialChars($text); |
967
|
|
|
} |
968
|
|
|
|
969
|
|
|
/** |
970
|
|
|
* MyTextSanitizer::makeTareaData4Preview() |
971
|
|
|
* |
972
|
|
|
* @param mixed $text |
973
|
|
|
* @param integer $html |
974
|
|
|
* @param integer $smiley |
975
|
|
|
* @param mixed $xcode |
976
|
|
|
* @return mixed|string |
977
|
|
|
* @deprecated will be removed in next XOOPS version |
978
|
|
|
*/ |
979
|
|
|
public function &makeTareaData4Preview(&$text, $html = 1, $smiley = 1, $xcode = 1) |
980
|
|
|
{ |
981
|
|
|
$GLOBALS['xoopsLogger']->addDeprecated(__METHOD__ . ' is deprecated'); |
982
|
|
|
$text =& $this->previewTarea($text, $html, $smiley, $xcode); |
983
|
|
|
|
984
|
|
|
return $text; |
985
|
|
|
} |
986
|
|
|
|
987
|
|
|
/** |
988
|
|
|
* MyTextSanitizer::makeTareaData4PreviewInForm() |
989
|
|
|
* |
990
|
|
|
* @param mixed $text |
991
|
|
|
* @return string |
992
|
|
|
* @deprecated will be removed in next XOOPS version |
993
|
|
|
*/ |
994
|
|
|
public function makeTareaData4PreviewInForm($text) |
995
|
|
|
{ |
996
|
|
|
$GLOBALS['xoopsLogger']->addDeprecated(__METHOD__ . ' is deprecated'); |
997
|
|
|
// if magic_quotes_gpc is on, do stipslashes |
998
|
|
|
$text = $this->stripSlashesGPC($text); |
|
|
|
|
999
|
|
|
|
1000
|
|
|
return $this->htmlSpecialChars($text); |
1001
|
|
|
} |
1002
|
|
|
|
1003
|
|
|
/** |
1004
|
|
|
* MyTextSanitizer::makeTareaData4InsideQuotes() |
1005
|
|
|
* |
1006
|
|
|
* @param mixed $text |
1007
|
|
|
* @return string |
1008
|
|
|
* @deprecated will be removed in next XOOPS version |
1009
|
|
|
*/ |
1010
|
|
|
public function makeTareaData4InsideQuotes($text) |
1011
|
|
|
{ |
1012
|
|
|
$GLOBALS['xoopsLogger']->addDeprecated(__METHOD__ . ' is deprecated'); |
1013
|
|
|
|
1014
|
|
|
return $this->htmlSpecialChars($text); |
1015
|
|
|
} |
1016
|
|
|
|
1017
|
|
|
/** |
1018
|
|
|
* MyTextSanitizer::oopsStripSlashesGPC() |
1019
|
|
|
* |
1020
|
|
|
* @param mixed $text |
1021
|
|
|
* @return string |
1022
|
|
|
* @deprecated will be removed in next XOOPS version |
1023
|
|
|
*/ |
1024
|
|
|
public function oopsStripSlashesGPC($text) |
1025
|
|
|
{ |
1026
|
|
|
$GLOBALS['xoopsLogger']->addDeprecated(__METHOD__ . ' is deprecated'); |
1027
|
|
|
|
1028
|
|
|
return $this->stripSlashesGPC($text); |
|
|
|
|
1029
|
|
|
} |
1030
|
|
|
|
1031
|
|
|
/** |
1032
|
|
|
* MyTextSanitizer::oopsStripSlashesRT() |
1033
|
|
|
* |
1034
|
|
|
* @param mixed $text |
1035
|
|
|
* @return mixed|string |
1036
|
|
|
* @deprecated will be removed in next XOOPS version |
1037
|
|
|
*/ |
1038
|
|
|
public function oopsStripSlashesRT($text) |
1039
|
|
|
{ |
1040
|
|
|
$GLOBALS['xoopsLogger']->addDeprecated(__METHOD__ . ' is deprecated'); |
1041
|
|
|
if (PHP_VERSION_ID < 50400) { |
1042
|
|
|
if (get_magic_quotes_runtime()) { |
1043
|
|
|
$text = stripslashes($text); |
1044
|
|
|
} |
1045
|
|
|
} |
1046
|
|
|
|
1047
|
|
|
return $text; |
1048
|
|
|
} |
1049
|
|
|
|
1050
|
|
|
/** |
1051
|
|
|
* MyTextSanitizer::oopsAddSlashes() |
1052
|
|
|
* |
1053
|
|
|
* @param mixed $text |
1054
|
|
|
* @return string |
1055
|
|
|
* @deprecated will be removed in next XOOPS version |
1056
|
|
|
*/ |
1057
|
|
|
public function oopsAddSlashes($text) |
1058
|
|
|
{ |
1059
|
|
|
$GLOBALS['xoopsLogger']->addDeprecated(__METHOD__ . ' is deprecated'); |
1060
|
|
|
|
1061
|
|
|
return $this->addSlashes($text); |
1062
|
|
|
} |
1063
|
|
|
|
1064
|
|
|
/** |
1065
|
|
|
* MyTextSanitizer::oopsHtmlSpecialChars() |
1066
|
|
|
* |
1067
|
|
|
* @param mixed $text |
1068
|
|
|
* @return string |
1069
|
|
|
* @deprecated will be removed in next XOOPS version |
1070
|
|
|
*/ |
1071
|
|
|
public function oopsHtmlSpecialChars($text) |
1072
|
|
|
{ |
1073
|
|
|
$GLOBALS['xoopsLogger']->addDeprecated(__METHOD__ . ' is deprecated'); |
1074
|
|
|
|
1075
|
|
|
return $this->htmlSpecialChars($text); |
1076
|
|
|
} |
1077
|
|
|
|
1078
|
|
|
/** |
1079
|
|
|
* MyTextSanitizer::oopsNl2Br() |
1080
|
|
|
* |
1081
|
|
|
* @param mixed $text |
1082
|
|
|
* @return string |
1083
|
|
|
* @deprecated will be removed in next XOOPS version |
1084
|
|
|
*/ |
1085
|
|
|
public function oopsNl2Br($text) |
1086
|
|
|
{ |
1087
|
|
|
$GLOBALS['xoopsLogger']->addDeprecated(__METHOD__ . ' is deprecated'); |
1088
|
|
|
|
1089
|
|
|
return $this->nl2Br($text); |
1090
|
|
|
} |
1091
|
|
|
} |
1092
|
|
|
|