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[github/wallabag/wallabag.git] / inc / poche / Poche.class.php
index 0c8e798c06907705bad7235cab8d91f9c1a5cb42..8cebafa31af026de49c59c3db8ccf6954bc4419f 100755 (executable)
  * @category   wallabag
  * @author     Nicolas Lœuillet <nicolas@loeuillet.org>
  * @copyright  2013
- * @license    http://www.wtfpl.net/ see COPYING file
+ * @license    http://opensource.org/licenses/MIT see COPYING file
  */
 
 class Poche
 {
-    public static $canRenderTemplates = true;
-    public static $configFileAvailable = true;
-
+    /**
+     * @var User
+     */
     public $user;
+    /**
+     * @var Database
+     */
     public $store;
+    /**
+     * @var Template
+     */
     public $tpl;
+    /**
+     * @var Language
+     */
+    public $language;
+    /**
+     * @var Routing
+     */
+    public $routing;
+    /**
+     * @var Messages
+     */
     public $messages;
+    /**
+     * @var Paginator
+     */
     public $pagination;
-    
-    private $currentTheme = '';
-    private $currentLanguage = '';
-    private $notInstalledMessage = array();
-
-    private $language_names = array(
-      'cs_CZ.utf8' => 'čeština',
-      'de_DE.utf8' => 'German',
-      'en_EN.utf8' => 'English',
-      'es_ES.utf8' => 'Español',
-      'fa_IR.utf8' => 'فارسی',
-      'fr_FR.utf8' => 'Français',
-      'it_IT.utf8' => 'Italiano',
-      'pl_PL.utf8' => 'Polski',
-      'ru_RU.utf8' => 'Pусский',
-      'sl_SI.utf8' => 'Slovenščina',
-      'uk_UA.utf8' => 'Українська',
-      'pt_BR.utf8' => 'Brasileiro',
-    );
+
     public function __construct()
     {
-        if ($this->configFileIsAvailable()) {
-            $this->init();
-        }
-        
-        if ($this->themeIsInstalled()) {
-            $this->initTpl();
-        }
-        
-        if ($this->systemIsInstalled()) {
-            $this->store = new Database();
-            $this->messages = new Messages();
-            # installation
-            if (! $this->store->isInstalled()) {
-                $this->install();
-            }
-            $this->store->checkTags();
-        }
+        $this->init();
     }
-    
-    private function init() 
+
+    private function init()
     {
         Tools::initPhp();
-        Session::$sessionName = 'poche'; 
-        Session::init();
 
-        if (isset($_SESSION['poche_user']) && $_SESSION['poche_user'] != array()) {
-            $this->user = $_SESSION['poche_user'];
+        $pocheUser = Session::getParam('poche_user');
+
+        if ($pocheUser && $pocheUser != array()) {
+            $this->user = $pocheUser;
         } else {
-            # fake user, just for install & login screens
+            // fake user, just for install & login screens
             $this->user = new User();
             $this->user->setConfig($this->getDefaultConfig());
         }
 
-        # l10n
-        $language = $this->user->getConfigValue('language');
-        putenv('LC_ALL=' . $language);
-        setlocale(LC_ALL, $language);
-        bindtextdomain($language, LOCALE); 
-        textdomain($language); 
-
-        # Pagination
-        $this->pagination = new Paginator($this->user->getConfigValue('pager'), 'p');
-        
-        # Set up theme
-        $themeDirectory = $this->user->getConfigValue('theme');
-        
-        if ($themeDirectory === false) {
-            $themeDirectory = DEFAULT_THEME;
-        }
-        
-        $this->currentTheme = $themeDirectory;
-
-        # Set up language
-        $languageDirectory = $this->user->getConfigValue('language');
-        
-        if ($languageDirectory === false) {
-            $languageDirectory = DEFAULT_THEME;
-        }
-        
-        $this->currentLanguage = $languageDirectory;
+        $this->pagination   = new Paginator($this->user->getConfigValue('pager'), 'p');
+        $this->language     = new Language($this);
+        $this->tpl          = new Template($this);
+        $this->store        = new Database();
+        $this->messages     = new Messages();
+        $this->routing      = new Routing($this);
     }
 
-    public function configFileIsAvailable() {
-        if (! self::$configFileAvailable) {
-            $this->notInstalledMessage[] = 'You have to rename inc/poche/config.inc.php.new to inc/poche/config.inc.php.';
-
-            return false;
-        }
-
-        return true;
+    public function run()
+    {
+        $this->routing->run();
     }
-    
-    public function themeIsInstalled() {
-        $passTheme = TRUE;
-        # Twig is an absolute requirement for Poche to function. Abort immediately if the Composer installer hasn't been run yet
-        if (! self::$canRenderTemplates) {
-            $this->notInstalledMessage[] = 'Twig does not seem to be installed. Please initialize the Composer installation to automatically fetch dependencies. You can also download <a href="http://wllbg.org/vendor">vendor.zip</a> and extract it in your wallabag folder.';
-            $passTheme = FALSE;
-        }
-
-        if (! is_writable(CACHE)) {
-            $this->notInstalledMessage[] = 'You don\'t have write access on cache directory.';
-
-            self::$canRenderTemplates = false;
-
-            $passTheme = FALSE;
-        } 
-        
-        # Check if the selected theme and its requirements are present
-        $theme = $this->getTheme();
 
-        if ($theme != '' && ! is_dir(THEME . '/' . $theme)) {
-            $this->notInstalledMessage[] = 'The currently selected theme (' . $theme . ') does not seem to be properly installed (Missing directory: ' . THEME . '/' . $theme . ')';
-            
-            self::$canRenderTemplates = false;
-            
-            $passTheme = FALSE;
-        }
-        
-        $themeInfo = $this->getThemeInfo($theme);
-        if (isset($themeInfo['requirements']) && is_array($themeInfo['requirements'])) {
-            foreach ($themeInfo['requirements'] as $requiredTheme) {
-                if (! is_dir(THEME . '/' . $requiredTheme)) {
-                    $this->notInstalledMessage[] = 'The required "' . $requiredTheme . '" theme is missing for the current theme (' . $theme . ')';
-                
-                    self::$canRenderTemplates = false;
-                
-                    $passTheme = FALSE;
-                }
-            }
-        }
-
-        if (!$passTheme) {
-            return FALSE;
-        }
-
-        
-        return true;
-    }
-    
     /**
-     * all checks before installation.
-     * @todo move HTML to template
-     * @return boolean 
+     * Creates a new user
      */
-    public function systemIsInstalled()
-    {
-        $msg = TRUE;
-        
-        $configSalt = defined('SALT') ? constant('SALT') : '';
-        
-        if (empty($configSalt)) {
-            $this->notInstalledMessage[] = 'You have not yet filled in the SALT value in the config.inc.php file.';
-            $msg = FALSE;
-        }
-        if (STORAGE == 'sqlite' && ! file_exists(STORAGE_SQLITE)) {
-            Tools::logm('sqlite file doesn\'t exist');
-            $this->notInstalledMessage[] = 'sqlite file doesn\'t exist, you can find it in install folder. Copy it in /db folder.';
-            $msg = FALSE;
-        }
-        if (is_dir(ROOT . '/install') && ! DEBUG_POCHE) {
-            $this->notInstalledMessage[] = 'you have to delete the /install folder before using poche.';
-            $msg = FALSE;
-        }
-        if (STORAGE == 'sqlite' && ! is_writable(STORAGE_SQLITE)) {
-            Tools::logm('you don\'t have write access on sqlite file');
-            $this->notInstalledMessage[] = 'You don\'t have write access on sqlite file.';
-            $msg = FALSE;
-        }
-
-        if (! $msg) {
-            return false;
-        }
-
-        return true;
-    }
-    
-    public function getNotInstalledMessage() {
-        return $this->notInstalledMessage;
-    }
-
-    private function initTpl()
+    public function createNewUser($username, $password, $email = "")
     {
-        $loaderChain = new Twig_Loader_Chain();
-        $theme = $this->getTheme();
-       
-        # add the current theme as first to the loader chain so Twig will look there first for overridden template files
-        try {
-            $loaderChain->addLoader(new Twig_Loader_Filesystem(THEME . '/' . $theme));
-        } catch (Twig_Error_Loader $e) {
-            # @todo isInstalled() should catch this, inject Twig later
-            die('The currently selected theme (' . $theme . ') does not seem to be properly installed (' . THEME . '/' . $theme .' is missing)');
-        }
-        
-        # add all required themes to the loader chain
-        $themeInfo = $this->getThemeInfo($theme);
-        if (isset($themeInfo['requirements']) && is_array($themeInfo['requirements'])) {
-            foreach ($themeInfo['requirements'] as $requiredTheme) {
-                try {
-                    $loaderChain->addLoader(new Twig_Loader_Filesystem(THEME . '/' . $requiredTheme));
-                } catch (Twig_Error_Loader $e) {
-                    # @todo isInstalled() should catch this, inject Twig later
-                    die('The required "' . $requiredTheme . '" theme is missing for the current theme (' . $theme . ')');
+        if (!empty($username) && !empty($password)){
+            $newUsername = filter_var($username, FILTER_SANITIZE_STRING);
+            $email = filter_var($email, FILTER_SANITIZE_STRING);
+            if (!$this->store->userExists($newUsername)){
+                if ($this->store->install($newUsername, Tools::encodeString($password . $newUsername), $email)) {
+                    Tools::logm('The new user ' . $newUsername . ' has been installed');
+                    $this->messages->add('s', sprintf(_('The new user %s has been installed. Do you want to <a href="?logout">logout ?</a>'), $newUsername));
+                    Tools::redirect();
                 }
-            }
-        }
-        
-        if (DEBUG_POCHE) {
-            $twigParams = array();
-        } else {
-            $twigParams = array('cache' => CACHE);
-        }
-        
-        $this->tpl = new Twig_Environment($loaderChain, $twigParams);
-        $this->tpl->addExtension(new Twig_Extensions_Extension_I18n());
-        
-        # filter to display domain name of an url
-        $filter = new Twig_SimpleFilter('getDomain', 'Tools::getDomain');
-        $this->tpl->addFilter($filter);
-
-        # filter for reading time
-        $filter = new Twig_SimpleFilter('getReadingTime', 'Tools::getReadingTime');
-        $this->tpl->addFilter($filter);
-    }
-
-    private function install()
-    {
-        Tools::logm('poche still not installed');
-        echo $this->tpl->render('install.twig', array(
-            'token' => Session::getToken(),
-            'theme' => $this->getTheme(),
-            'poche_url' => Tools::getPocheUrl()
-        ));
-        if (isset($_GET['install'])) {
-            if (($_POST['password'] == $_POST['password_repeat']) 
-                && $_POST['password'] != "" && $_POST['login'] != "") {
-                # let's rock, install poche baby !
-                if ($this->store->install($_POST['login'], Tools::encodeString($_POST['password'] . $_POST['login'])))
-                {
-                    Session::logout();
-                    Tools::logm('poche is now installed');
+                else {
+                    Tools::logm('error during adding new user');
                     Tools::redirect();
                 }
             }
             else {
-                Tools::logm('error during installation');
+                $this->messages->add('e', sprintf(_('Error : An user with the name %s already exists !'), $newUsername));
+                Tools::logm('An user with the name ' . $newUsername . ' already exists !');
                 Tools::redirect();
             }
         }
-        exit();
-    }
-    
-    public function getTheme() {
-        return $this->currentTheme;
     }
 
     /**
-     * Provides theme information by parsing theme.ini file if present in the theme's root directory.
-     * In all cases, the following data will be returned:
-     * - name: theme's name, or key if the theme is unnamed,
-     * - current: boolean informing if the theme is the current user theme.
-     *
-     * @param string $theme Theme key (directory name)
-     * @return array|boolean Theme information, or false if the theme doesn't exist.
+     * Delete an existing user
      */
-    public function getThemeInfo($theme) {
-        if (!is_dir(THEME . '/' . $theme)) {
-            return false;
-        }
-
-        $themeIniFile = THEME . '/' . $theme . '/theme.ini';
-        $themeInfo = array();
-
-        if (is_file($themeIniFile) && is_readable($themeIniFile)) {
-            $themeInfo = parse_ini_file($themeIniFile);
-        }
-        
-        if ($themeInfo === false) {
-            $themeInfo = array();
-        }
-        if (!isset($themeInfo['name'])) {
-            $themeInfo['name'] = $theme;
-        }
-        $themeInfo['current'] = ($theme === $this->getTheme());
-
-        return $themeInfo;
-    }
-    
-    public function getInstalledThemes() {
-        $handle = opendir(THEME);
-        $themes = array();
-
-        while (($theme = readdir($handle)) !== false) {
-            # Themes are stored in a directory, so all directory names are themes
-            # @todo move theme installation data to database
-            if (!is_dir(THEME . '/' . $theme) || in_array($theme, array('.', '..'))) {
-                continue;
-            }
-
-            $themes[$theme] = $this->getThemeInfo($theme);
-        }
-
-        ksort($themes);
-
-        return $themes;
-    }
-
-    public function getLanguage() {
-        return $this->currentLanguage;
-    }
-
-    public function getInstalledLanguages() {
-        $handle = opendir(LOCALE);
-        $languages = array();
-        
-        while (($language = readdir($handle)) !== false) {
-            # Languages are stored in a directory, so all directory names are languages
-            # @todo move language installation data to database
-            if (! is_dir(LOCALE . '/' . $language) || in_array($language, array('..', '.', 'tools'))) {
-                continue;
+    public function deleteUser($password)
+    {
+        if ($this->store->listUsers() > 1) {
+            if (Tools::encodeString($password . $this->user->getUsername()) == $this->store->getUserPassword($this->user->getId())) {
+                $username = $this->user->getUsername();
+                $this->store->deleteUserConfig($this->user->getId());
+                Tools::logm('The configuration for user '. $username .' has been deleted !');
+                $this->store->deleteTagsEntriesAndEntries($this->user->getId());
+                Tools::logm('The entries for user '. $username .' has been deleted !');
+                $this->store->deleteUser($this->user->getId());
+                Tools::logm('User '. $username .' has been completely deleted !');
+                Session::logout();
+                Tools::logm('logout');
+                Tools::redirect();
+                $this->messages->add('s', sprintf(_('User %s has been successfully deleted !'), $username));
             }
-            
-            $current = false;
-            
-            if ($language === $this->getLanguage()) {
-                $current = true;
+            else {
+                Tools::logm('Bad password !');
+                $this->messages->add('e', _('Error : The password is wrong !'));
             }
-            
-            $languages[] = array('name' => (isset($this->language_names[$language]) ? $this->language_names[$language] : $language), 'value' => $language, 'current' => $current);
         }
-        
-        return $languages;
+        else {
+            Tools::logm('Only user !');
+            $this->messages->add('e', _('Error : You are the only user, you cannot delete your account !'));
+        }
     }
 
     public function getDefaultConfig()
-    {   
+    {
         return array(
             'pager' => PAGINATION,
             'language' => LANG,
@@ -370,37 +145,24 @@ class Poche
         switch ($action)
         {
             case 'add':
-                if (!$import) {
-                    $content = Tools::getPageContent($url);
-                    $title = ($content['rss']['channel']['item']['title'] != '') ? $content['rss']['channel']['item']['title'] : _('Untitled');
-                    $body = $content['rss']['channel']['item']['description'];
+                $content = Tools::getPageContent($url);
+                $title = ($content['rss']['channel']['item']['title'] != '') ? $content['rss']['channel']['item']['title'] : _('Untitled');
+                $body = $content['rss']['channel']['item']['description'];
 
-                    // clean content from prevent xss attack
-                    $config = HTMLPurifier_Config::createDefault();
-                    $config->set('Cache.SerializerPath', CACHE);
-                    $purifier = new HTMLPurifier($config);
-                    $title = $purifier->purify($title);
-                    $body = $purifier->purify($body);
-                }
-                else {
-                    $title = '';
-                    $body = '';
-                }
+                // clean content from prevent xss attack
+                $purifier = $this->_getPurifier();
+                $title = $purifier->purify($title);
+                $body = $purifier->purify($body);
 
-                //search for possible duplicate if not in import mode
-                if (!$import) {
-                    $duplicate = $this->store->retrieveOneByURL($url->getUrl(), $this->user->getId());
-                }
+                //search for possible duplicate
+                $duplicate = NULL;
+                $duplicate = $this->store->retrieveOneByURL($url->getUrl(), $this->user->getId());
 
-                if ($this->store->add($url->getUrl(), $title, $body, $this->user->getId())) {
+                $last_id = $this->store->add($url->getUrl(), $title, $body, $this->user->getId());
+                if ( $last_id ) {
                     Tools::logm('add link ' . $url->getUrl());
-                    $sequence = '';
-                    if (STORAGE == 'postgres') {
-                        $sequence = 'entries_id_seq';
-                    }
-                    $last_id = $this->store->getLastId($sequence);
                     if (DOWNLOAD_PICTURES) {
-                        $content = filtre_picture($body, $url->getUrl(), $last_id);
+                        $content = Picture::filterPicture($body, $url->getUrl(), $last_id);
                         Tools::logm('updating content article');
                         $this->store->updateContent($last_id, $content, $this->user->getId());
                     }
@@ -418,30 +180,24 @@ class Poche
                         }
                     }
 
-                    if (!$import) {
-                        $this->messages->add('s', _('the link has been added successfully'));
-                    }
+                    $this->messages->add('s', _('the link has been added successfully'));
                 }
                 else {
-                    if (!$import) {
-                        $this->messages->add('e', _('error during insertion : the link wasn\'t added'));
-                        Tools::logm('error during insertion : the link wasn\'t added ' . $url->getUrl());
-                    }
+                    $this->messages->add('e', _('error during insertion : the link wasn\'t added'));
+                    Tools::logm('error during insertion : the link wasn\'t added ' . $url->getUrl());
                 }
 
-                if (!$import) {
-                    if ($autoclose == TRUE) {
-                      Tools::redirect('?view=home');
-                    } else {
-                      Tools::redirect('?view=home&closewin=true');
-                    }
+                if ($autoclose == TRUE) {
+                  Tools::redirect('?view=home');
+                } else {
+                  Tools::redirect('?view=home&closewin=true');
                 }
                 break;
             case 'delete':
                 $msg = 'delete link #' . $id;
                 if ($this->store->deleteById($id, $this->user->getId())) {
                     if (DOWNLOAD_PICTURES) {
-                        remove_directory(ABS_PATH . $id);
+                        Picture::removeDirectory(ABS_PATH . $id);
                     }
                     $this->messages->add('s', _('the link has been deleted successfully'));
                 }
@@ -455,62 +211,81 @@ class Poche
             case 'toggle_fav' :
                 $this->store->favoriteById($id, $this->user->getId());
                 Tools::logm('mark as favorite link #' . $id);
-                if (!$import) {
-                    Tools::redirect();
+                if ( Tools::isAjaxRequest() ) {
+                  echo 1;
+                  exit;
+                }
+                else {
+                  Tools::redirect();
                 }
                 break;
             case 'toggle_archive' :
                 $this->store->archiveById($id, $this->user->getId());
                 Tools::logm('archive link #' . $id);
-                if (!$import) {
-                    Tools::redirect();
+                if ( Tools::isAjaxRequest() ) {
+                  echo 1;
+                  exit;
+                }
+                else {
+                  Tools::redirect();
                 }
                 break;
             case 'archive_all' :
                 $this->store->archiveAll($this->user->getId());
                 Tools::logm('archive all links');
-                if (!$import) {
-                    Tools::redirect();
-                }
+                Tools::redirect();
                 break;
             case 'add_tag' :
-                if($import){
-                    $entry_id = $id;
-                    $tags = explode(',', $tags);
-                }
-                else{
+                if (isset($_GET['search'])) {
+                    //when we want to apply a tag to a search
+                    $tags = array($_GET['search']);
+                    $allentry_ids = $this->store->search($tags[0], $this->user->getId());
+                    $entry_ids = array();
+                    foreach ($allentry_ids as $eachentry) {
+                        $entry_ids[] = $eachentry[0];
+                    }
+                } else { //add a tag to a single article
                     $tags = explode(',', $_POST['value']);
-                    $entry_id = $_POST['entry_id'];
-                }
-                $entry = $this->store->retrieveOneById($entry_id, $this->user->getId());
-                if (!$entry) {
-                    $this->messages->add('e', _('Article not found!'));
-                    Tools::logm('error : article not found');
-                    Tools::redirect();
-                }
-                foreach($tags as $key => $tag_value) {
-                    $value = trim($tag_value);
-                    $tag = $this->store->retrieveTagByValue($value);
-
-                    if (is_null($tag)) {
-                        # we create the tag
-                        $tag = $this->store->createTag($value);
-                        $sequence = '';
-                        if (STORAGE == 'postgres') {
-                            $sequence = 'tags_id_seq';
-                        }
-                        $tag_id = $this->store->getLastId($sequence);
+                    $entry_ids = array($_POST['entry_id']);
+                }
+                foreach($entry_ids as $entry_id) {
+                    $entry = $this->store->retrieveOneById($entry_id, $this->user->getId());
+                    if (!$entry) {
+                        $this->messages->add('e', _('Article not found!'));
+                        Tools::logm('error : article not found');
+                        Tools::redirect();
                     }
-                    else {
-                        $tag_id = $tag['id'];
+                    //get all already set tags to preven duplicates
+                    $already_set_tags = array();
+                    $entry_tags = $this->store->retrieveTagsByEntry($entry_id);
+                    foreach ($entry_tags as $tag) {
+                      $already_set_tags[] = $tag['value'];
+                    }
+                    foreach($tags as $key => $tag_value) {
+                        $value = trim($tag_value);
+                        if ($value && !in_array($value, $already_set_tags)) {
+                          $tag = $this->store->retrieveTagByValue($value);
+                          if (is_null($tag)) {
+                              # we create the tag
+                              $tag = $this->store->createTag($value);
+                              $sequence = '';
+                              if (STORAGE == 'postgres') {
+                                  $sequence = 'tags_id_seq';
+                              }
+                              $tag_id = $this->store->getLastId($sequence);
+                          }
+                          else {
+                              $tag_id = $tag['id'];
+                          }
+
+                          # we assign the tag to the article
+                          $this->store->setTagToEntry($tag_id, $entry_id);
+                        }
                     }
-
-                    # we assign the tag to the article
-                    $this->store->setTagToEntry($tag_id, $entry_id);
-                }
-                if(!$import) {
-                    Tools::redirect();
                 }
+                $this->messages->add('s', _('The tag has been applied successfully'));
+                Tools::logm('The tag has been applied successfully');
+                Tools::redirect();
                 break;
             case 'remove_tag' :
                 $tag_id = $_GET['tag_id'];
@@ -521,6 +296,11 @@ class Poche
                     Tools::redirect();
                 }
                 $this->store->removeTagForEntry($id, $tag_id);
+                Tools::logm('tag entry deleted');
+                if ($this->store->cleanUnusedTag($tag_id)) {
+                    Tools::logm('tag deleted');
+                }
+                $this->messages->add('s', _('The tag has been successfully deleted'));
                 Tools::redirect();
                 break;
             default:
@@ -535,18 +315,19 @@ class Poche
         switch ($view)
         {
             case 'config':
-                $dev_infos = $this->getPocheVersion('dev');
+                $dev_infos = $this->_getPocheVersion('dev');
                 $dev = trim($dev_infos[0]);
                 $check_time_dev = date('d-M-Y H:i', $dev_infos[1]);
-                $prod_infos = $this->getPocheVersion('prod');
+                $prod_infos = $this->_getPocheVersion('prod');
                 $prod = trim($prod_infos[0]);
                 $check_time_prod = date('d-M-Y H:i', $prod_infos[1]);
                 $compare_dev = version_compare(POCHE, $dev);
                 $compare_prod = version_compare(POCHE, $prod);
-                $themes = $this->getInstalledThemes();
-                $languages = $this->getInstalledLanguages();
+                $themes = $this->tpl->getInstalledThemes();
+                $languages = $this->language->getInstalledLanguages();
                 $token = $this->user->getConfigValue('token');
                 $http_auth = (isset($_SERVER['PHP_AUTH_USER']) || isset($_SERVER['REMOTE_USER'])) ? true : false;
+                $only_user = ($this->store->listUsers() > 1) ? false : true;
                 $tpl_vars = array(
                     'themes' => $themes,
                     'languages' => $languages,
@@ -559,6 +340,7 @@ class Poche
                     'token' => $token,
                     'user_id' => $this->user->getId(),
                     'http_auth' => $http_auth,
+                    'only_user' => $only_user
                 );
                 Tools::logm('config view');
                 break;
@@ -579,13 +361,36 @@ class Poche
                 break;
             case 'tags':
                 $token = $this->user->getConfigValue('token');
-                $tags = $this->store->retrieveAllTags($this->user->getId());
+                //if term is set - search tags for this term
+                $term = Tools::checkVar('term');
+                $tags = $this->store->retrieveAllTags($this->user->getId(), $term);
+                if (Tools::isAjaxRequest()) {
+                  $result = array();
+                  foreach ($tags as $tag) {
+                    $result[] = $tag['value'];
+                  }
+                  echo json_encode($result);
+                  exit;
+                }
                 $tpl_vars = array(
                     'token' => $token,
                     'user_id' => $this->user->getId(),
                     'tags' => $tags,
                 );
                 break;
+            case 'search':
+                if (isset($_GET['search'])) {
+                   $search = filter_var($_GET['search'], FILTER_SANITIZE_STRING);
+                   $tpl_vars['entries'] = $this->store->search($search, $this->user->getId());
+                   $count = count($tpl_vars['entries']);
+                   $this->pagination->set_total($count);
+                   $page_links = str_replace(array('previous', 'next'), array(_('previous'), _('next')),
+                            $this->pagination->page_links('?view=' . $view . '?search=' . $search . '&sort=' . $_SESSION['sort'] . '&' ));
+                   $tpl_vars['page_links'] = $page_links;
+                   $tpl_vars['nb_results'] = $count;
+                   $tpl_vars['search_term'] = $search;
+                }
+                break;
             case 'view':
                 $entry = $this->store->retrieveOneById($id, $this->user->getId());
                 if ($entry != NULL) {
@@ -622,8 +427,8 @@ class Poche
                     'nb_results' => '',
                     'listmode' => (isset($_COOKIE['listmode']) ? true : false),
                 );
-                
-                //if id is given - we retrive entries by tag: id is tag id
+
+                //if id is given - we retrieve entries by tag: id is tag id
                 if ($id) {
                   $tpl_vars['tag'] = $this->store->retrieveTag($id, $this->user->getId());
                   $tpl_vars['id'] = intval($id);
@@ -647,13 +452,13 @@ class Poche
     }
 
     /**
-     * update the password of the current user. 
-     * if MODE_DEMO is TRUE, the password can't be updated. 
+     * update the password of the current user.
+     * if MODE_DEMO is TRUE, the password can't be updated.
      * @todo add the return value
      * @todo set the new password in function header like this updatePassword($newPassword)
      * @return boolean
      */
-    public function updatePassword()
+    public function updatePassword($password, $confirmPassword)
     {
         if (MODE_DEMO) {
             $this->messages->add('i', _('in demo mode, you can\'t update your password'));
@@ -661,10 +466,10 @@ class Poche
             Tools::redirect('?view=config');
         }
         else {
-            if (isset($_POST['password']) && isset($_POST['password_repeat'])) {
-                if ($_POST['password'] == $_POST['password_repeat'] && $_POST['password'] != "") {
+            if (isset($password) && isset($confirmPassword)) {
+                if ($password == $confirmPassword && !empty($password)) {
                     $this->messages->add('s', _('your password has been updated'));
-                    $this->store->updatePassword($this->user->getId(), Tools::encodeString($_POST['password'] . $this->user->getUsername()));
+                    $this->store->updatePassword($this->user->getId(), Tools::encodeString($password . $this->user->getUsername()));
                     Session::logout();
                     Tools::logm('password updated');
                     Tools::redirect();
@@ -676,104 +481,26 @@ class Poche
             }
         }
     }
-    
-    public function updateTheme()
-    {
-        # no data
-        if (empty($_POST['theme'])) {
-        }
-        
-        # we are not going to change it to the current theme...
-        if ($_POST['theme'] == $this->getTheme()) {
-            $this->messages->add('w', _('still using the "' . $this->getTheme() . '" theme!'));
-            Tools::redirect('?view=config');
-        }
-        
-        $themes = $this->getInstalledThemes();
-        $actualTheme = false;
-        
-        foreach (array_keys($themes) as $theme) {
-            if ($theme == $_POST['theme']) {
-                $actualTheme = true;
-                break;
-            }
-        }
-        
-        if (! $actualTheme) {
-            $this->messages->add('e', _('that theme does not seem to be installed'));
-            Tools::redirect('?view=config');
-        }
-        
-        $this->store->updateUserConfig($this->user->getId(), 'theme', $_POST['theme']);
-        $this->messages->add('s', _('you have changed your theme preferences'));
-        
-        $currentConfig = $_SESSION['poche_user']->config;
-        $currentConfig['theme'] = $_POST['theme'];
-        
-        $_SESSION['poche_user']->setConfig($currentConfig);
-
-        $this->emptyCache();
-        
-        Tools::redirect('?view=config');
-    }
-
-    public function updateLanguage()
-    {
-        # no data
-        if (empty($_POST['language'])) {
-        }
-        
-        # we are not going to change it to the current language...
-        if ($_POST['language'] == $this->getLanguage()) {
-            $this->messages->add('w', _('still using the "' . $this->getLanguage() . '" language!'));
-            Tools::redirect('?view=config');
-        }
-        
-        $languages = $this->getInstalledLanguages();
-        $actualLanguage = false;
-        
-        foreach ($languages as $language) {
-            if ($language['value'] == $_POST['language']) {
-                $actualLanguage = true;
-                break;
-            }
-        }
-        
-        if (! $actualLanguage) {
-            $this->messages->add('e', _('that language does not seem to be installed'));
-            Tools::redirect('?view=config');
-        }
-        
-        $this->store->updateUserConfig($this->user->getId(), 'language', $_POST['language']);
-        $this->messages->add('s', _('you have changed your language preferences'));
-        
-        $currentConfig = $_SESSION['poche_user']->config;
-        $currentConfig['language'] = $_POST['language'];
-        
-        $_SESSION['poche_user']->setConfig($currentConfig);
-
-        $this->emptyCache();
-        
-        Tools::redirect('?view=config');
-    }
 
     /**
-     * get credentials from differents sources
-     * it redirects the user to the $referer link
+     * Get credentials from differents sources
+     * It redirects the user to the $referer link
+     *
      * @return array
      */
-    private function credentials() {
-        if(isset($_SERVER['PHP_AUTH_USER'])) {
-            return array($_SERVER['PHP_AUTH_USER'],'php_auth',true);
+    private function credentials()
+    {
+        if (isset($_SERVER['PHP_AUTH_USER'])) {
+            return array($_SERVER['PHP_AUTH_USER'], 'php_auth', true);
         }
-        if(!empty($_POST['login']) && !empty($_POST['password'])) {
-            return array($_POST['login'],$_POST['password'],false);
+        if (!empty($_POST['login']) && !empty($_POST['password'])) {
+            return array($_POST['login'], $_POST['password'], false);
         }
-        if(isset($_SERVER['REMOTE_USER'])) {
-            return array($_SERVER['REMOTE_USER'],'http_auth',true);
+        if (isset($_SERVER['REMOTE_USER'])) {
+            return array($_SERVER['REMOTE_USER'], 'http_auth', true);
         }
 
-        return array(false,false,false);
+        return array(false, false, false);
     }
 
     /**
@@ -798,6 +525,14 @@ class Poche
                 $longlastingsession = isset($_POST['longlastingsession']);
                 $passwordTest = ($isauthenticated) ? $user['password'] : Tools::encodeString($password . $login);
                 Session::login($user['username'], $user['password'], $login, $passwordTest, $longlastingsession, array('poche_user' => new User($user)));
+
+                # reload l10n
+                $language = $user['config']['language'];
+                @putenv('LC_ALL=' . $language);
+                setlocale(LC_ALL, $language);
+                bindtextdomain($language, LOCALE);
+                textdomain($language);
+
                 $this->messages->add('s', _('welcome to your wallabag'));
                 Tools::logm('login successful');
                 Tools::redirect($referer);
@@ -811,7 +546,7 @@ class Poche
     /**
      * log out the poche user. It cleans the session.
      * @todo add the return value
-     * @return boolean 
+     * @return boolean
      */
     public function logout()
     {
@@ -822,235 +557,139 @@ class Poche
     }
 
     /**
-     * import from Instapaper. poche needs a ./instapaper-export.html file
-     * @todo add the return value
-     * @param string $targetFile the file used for importing
+     * import datas into your wallabag
      * @return boolean
      */
-    private function importFromInstapaper($targetFile)
-    {
-        # TODO gestion des articles favs
-        $html = new simple_html_dom();
-        $html->load_file($targetFile);
-        Tools::logm('starting import from instapaper');
-
-        $read = 0;
-        $errors = array();
-        foreach($html->find('ol') as $ul)
-        {
-            foreach($ul->find('li') as $li)
-            {
-                $a = $li->find('a');
-                $url = new Url(base64_encode($a[0]->href));
-                $this->action('add', $url, 0, TRUE);
-                if ($read == '1') {
-                    $sequence = '';
-                    if (STORAGE == 'postgres') {
-                        $sequence = 'entries_id_seq';
-                    }
-                    $last_id = $this->store->getLastId($sequence);
-                    $this->action('toggle_archive', $url, $last_id, TRUE);
-                }
+
+    public function import() {
+
+      if ( isset($_FILES['file']) && $_FILES['file']['tmp_name'] ) {
+        Tools::logm('Import stated: parsing file');
+
+        // assume, that file is in json format
+        $str_data = file_get_contents($_FILES['file']['tmp_name']);
+        $data = json_decode($str_data, true);
+
+        if ( $data === null ) {
+          //not json - assume html
+          $html = new simple_html_dom();
+          $html->load_file($_FILES['file']['tmp_name']);
+          $data = array();
+          $read = 0;
+          foreach (array('ol','ul') as $list) {
+            foreach ($html->find($list) as $ul) {
+              foreach ($ul->find('li') as $li) {
+                $tmpEntry = array();
+                  $a = $li->find('a');
+                  $tmpEntry['url'] = $a[0]->href;
+                  $tmpEntry['tags'] = $a[0]->tags;
+                  $tmpEntry['is_read'] = $read;
+                  if ($tmpEntry['url']) {
+                    $data[] = $tmpEntry;
+                  }
+              }
+              # the second <ol/ul> is for read links
+              $read = ((sizeof($data) && $read)?0:1);
             }
+          }
+       }
 
-            # the second <ol> is for read links
-            $read = 1;
-        }
-        $this->messages->add('s', _('import from instapaper completed. You have to execute the cron to fetch content.'));
-        Tools::logm('import from instapaper completed');
-        Tools::redirect();
-    }
+            // for readability structure
 
-    /**
-     * import from Pocket. poche needs a ./ril_export.html file
-     * @todo add the return value
-     * @param string $targetFile the file used for importing
-     * @return boolean 
-     */
-    private function importFromPocket($targetFile)
-    {
-        # TODO gestion des articles favs
-        $html = new simple_html_dom();
-        $html->load_file($targetFile);
-        Tools::logm('starting import from pocket');
-
-        $read = 0;
-        $errors = array();
-        foreach($html->find('ul') as $ul)
-        {
-            foreach($ul->find('li') as $li)
-            {
-                $a = $li->find('a');
-                $url = new Url(base64_encode($a[0]->href));
-                $this->action('add', $url, 0, TRUE);
-                $sequence = '';
-                if (STORAGE == 'postgres') {
-                    $sequence = 'entries_id_seq';
-                }
-                $last_id = $this->store->getLastId($sequence);
-                if ($read == '1') {
-                    $this->action('toggle_archive', $url, $last_id, TRUE);
-                }
-                $tags = $a[0]->tags;
-                if(!empty($tags)) {
-                    $this->action('add_tag',$url,$last_id,true,false,$tags);
+            foreach($data as $record) {
+                if (is_array($record)) {
+                    $data[] = $record;
+                    foreach($record as $record2) {
+                        if (is_array($record2)) {
+                            $data[] = $record2;
+                        }
+                    }
                 }
             }
-            
-            # the second <ul> is for read links
-            $read = 1;
-        }
-        $this->messages->add('s', _('import from pocket completed. You have to execute the cron to fetch content.'));
-        Tools::logm('import from pocket completed');
-        Tools::redirect();
-    }
 
-    /**
-     * import from Readability. poche needs a ./readability file
-     * @todo add the return value
-     * @param string $targetFile the file used for importing
-     * @return boolean 
-     */
-    private function importFromReadability($targetFile)
-    {
-        # TODO gestion des articles lus / favs
-        $str_data = file_get_contents($targetFile);
-        $data = json_decode($str_data,true);
-        Tools::logm('starting import from Readability');
-        $count = 0;
-        foreach ($data as $key => $value) {
-            $url = NULL;
-            $favorite = FALSE;
-            $archive = FALSE;
-            foreach ($value as $item) {
-                foreach ($item as $attr => $value) {
-                    if ($attr == 'article__url') {
-                        $url = new Url(base64_encode($value));
-                    }
-                    $sequence = '';
-                    if (STORAGE == 'postgres') {
-                        $sequence = 'entries_id_seq';
-                    }
-                    if ($value == 'true') {
-                        if ($attr == 'favorite') {
-                            $favorite = TRUE;
-                        }
-                        if ($attr == 'archive') {
-                            $archive = TRUE;
+            $urlsInserted = array(); //urls of articles inserted
+            foreach($data as $record) {
+                $url = trim(isset($record['article__url']) ? $record['article__url'] : (isset($record['url']) ? $record['url'] : ''));
+                if ($url and !in_array($url, $urlsInserted)) {
+                    $title = (isset($record['title']) ? $record['title'] : _('Untitled - Import - ') . '</a> <a href="./?import">' . _('click to finish import') . '</a><a>');
+                    $body = (isset($record['content']) ? $record['content'] : '');
+                    $isRead = (isset($record['is_read']) ? intval($record['is_read']) : (isset($record['archive']) ? intval($record['archive']) : 0));
+                    $isFavorite = (isset($record['is_fav']) ? intval($record['is_fav']) : (isset($record['favorite']) ? intval($record['favorite']) : 0));
+
+                    // insert new record
+
+                    $id = $this->store->add($url, $title, $body, $this->user->getId() , $isFavorite, $isRead);
+                    if ($id) {
+                        $urlsInserted[] = $url; //add
+                        if (isset($record['tags']) && trim($record['tags'])) {
+
+                            // @TODO: set tags
+
                         }
                     }
                 }
+            }
 
-                # we can add the url
-                if (!is_null($url) && $url->isCorrect()) {
-                    $this->action('add', $url, 0, TRUE);
-                    $count++;
-                    if ($favorite) {
-                        $last_id = $this->store->getLastId($sequence);
-                        $this->action('toggle_fav', $url, $last_id, TRUE);
-                    }
-                    if ($archive) {
-                        $last_id = $this->store->getLastId($sequence);
-                        $this->action('toggle_archive', $url, $last_id, TRUE);
-                    }
-                }
+            $i = sizeof($urlsInserted);
+            if ($i > 0) {
+                $this->messages->add('s', _('Articles inserted: ') . $i . _('. Please note, that some may be marked as "read".'));
             }
-        }
-        $this->messages->add('s', _('import from Readability completed. You have to execute the cron to fetch content.'));
-        Tools::logm('import from Readability completed');
-        Tools::redirect();
-    }
 
-    /**
-     * import from Poche exported file
-     * @param string $targetFile the file used for importing
-     * @return boolean 
-     */
-    private function importFromPoche($targetFile)
-    {
-        $str_data = file_get_contents($targetFile);
-        $data = json_decode($str_data,true);
-        Tools::logm('starting import from Poche');
+        Tools::logm('Import of articles finished: '.$i.' articles added (w/o content if not provided).');
+      }
+      else {
+        $this->messages->add('s', _('Did you forget to select a file?'));
+      }
+        // file parsing finished here
+        // now download article contents if any
+        // check if we need to download any content
 
+        $recordsDownloadRequired = $this->store->retrieveUnfetchedEntriesCount($this->user->getId());
 
-        $sequence = '';
-        if (STORAGE == 'postgres') {
-            $sequence = 'entries_id_seq';
-        }
+        if ($recordsDownloadRequired == 0) {
 
-        $count = 0;
-        foreach ($data as $value) {
-
-            $url = new Url(base64_encode($value['url']));
-            $favorite = ($value['is_fav'] == -1);
-            $archive = ($value['is_read'] == -1);
-    
-            # we can add the url
-            if (!is_null($url) && $url->isCorrect()) {
-                
-                $this->action('add', $url, 0, TRUE);
-                
-                $count++;
-                if ($favorite) {
-                    $last_id = $this->store->getLastId($sequence);
-                    $this->action('toggle_fav', $url, $last_id, TRUE);
-                }
-                if ($archive) {
-                    $last_id = $this->store->getLastId($sequence);
-                    $this->action('toggle_archive', $url, $last_id, TRUE);
-                }
-            }
-            
-        }
-        $this->messages->add('s', _('import from Poche completed. You have to execute the cron to fetch content.'));
-        Tools::logm('import from Poche completed');
-        Tools::redirect();
-    }
+            // nothing to download
 
-    /**
-     * import datas into your poche
-     * @param  string $from name of the service to import : pocket, instapaper or readability
-     * @todo add the return value
-     * @return boolean       
-     */
-    public function import($from)
-    {
-        $providers = array(
-            'pocket' => 'importFromPocket',
-            'readability' => 'importFromReadability',
-            'instapaper' => 'importFromInstapaper',
-            'poche' => 'importFromPoche',
-        );
-        
-        if (! isset($providers[$from])) {
-            $this->messages->add('e', _('Unknown import provider.'));
-            Tools::redirect();
-        }
-        
-        $targetFile = CACHE . '/' . constant(strtoupper($from) . '_FILE');
-        
-        if (! file_exists($targetFile)) {
-            $this->messages->add('e', _('Could not find required "' . $targetFile . '" import file.'));
+            $this->messages->add('s', _('Import finished.'));
+            Tools::logm('Import finished completely');
             Tools::redirect();
         }
-        
-        $this->$providers[$from]($targetFile);
-    }
+        else {
 
-    public function uploadFile() {
-        if(isset($_FILES['file']))
-        { 
-            $dir = CACHE . '/';
-            $file = basename($_FILES['file']['name']);
-            if(move_uploaded_file($_FILES['file']['tmp_name'], $dir . $file)) {
-                $this->messages->add('s', _('File uploaded. You can now execute import.'));
-            }
-            else {
-                $this->messages->add('e', _('Error while importing file. Do you have access to upload it?'));
+            // if just inserted - don't download anything, download will start in next reload
+
+            if (!isset($_FILES['file'])) {
+
+                // download next batch
+
+                Tools::logm('Fetching next batch of articles...');
+                $items = $this->store->retrieveUnfetchedEntries($this->user->getId() , IMPORT_LIMIT);
+                $purifier = $this->_getPurifier();
+                foreach($items as $item) {
+                    $url = new Url(base64_encode($item['url']));
+                    Tools::logm('Fetching article ' . $item['id']);
+                    $content = Tools::getPageContent($url);
+                    $title = (($content['rss']['channel']['item']['title'] != '') ? $content['rss']['channel']['item']['title'] : _('Untitled'));
+                    $body = (($content['rss']['channel']['item']['description'] != '') ? $content['rss']['channel']['item']['description'] : _('Undefined'));
+
+                    // clean content to prevent xss attack
+
+                    $title = $purifier->purify($title);
+                    $body = $purifier->purify($body);
+                    $this->store->updateContentAndTitle($item['id'], $title, $body, $this->user->getId());
+                    Tools::logm('Article ' . $item['id'] . ' updated.');
+                }
             }
         }
-        
-        Tools::redirect('?view=config');
+
+        return array(
+            'includeImport' => true,
+            'import' => array(
+                'recordsDownloadRequired' => $recordsDownloadRequired,
+                'recordsUnderDownload' => IMPORT_LIMIT,
+                'delay' => IMPORT_DELAY * 1000
+            )
+        );
     }
 
     /**
@@ -1059,11 +698,14 @@ class Poche
      */
     public function export()
     {
-        $entries = $this->store->retrieveAll($this->user->getId());
-        echo $this->tpl->render('export.twig', array(
-            'export' => Tools::renderJson($entries),
-        ));
-        Tools::logm('export view');
+      $filename = "wallabag-export-".$this->user->getId()."-".date("Y-m-d").".json";
+      header('Content-Disposition: attachment; filename='.$filename);
+
+      $entries = $this->store->retrieveAll($this->user->getId());
+      echo $this->tpl->render('export.twig', array(
+          'export' => Tools::renderJson($entries),
+      ));
+      Tools::logm('export view');
     }
 
     /**
@@ -1071,32 +713,27 @@ class Poche
      * @param  string $which 'prod' or 'dev'
      * @return string        latest $which version
      */
-    private function getPocheVersion($which = 'prod')
-    {
-        $cache_file = CACHE . '/' . $which;
-        $check_time = time();
+    private function _getPocheVersion($which = 'prod') {
+      $cache_file = CACHE . '/' . $which;
+      $check_time = time();
 
-        # checks if the cached version file exists
-        if (file_exists($cache_file) && (filemtime($cache_file) > (time() - 86400 ))) {
-           $version = file_get_contents($cache_file);
-           $check_time = filemtime($cache_file);
-        } else {
-           $version = file_get_contents('http://static.wallabag.org/versions/' . $which);
-           file_put_contents($cache_file, $version, LOCK_EX);
-        }
-        return array($version, $check_time);
+      # checks if the cached version file exists
+      if (file_exists($cache_file) && (filemtime($cache_file) > (time() - 86400 ))) {
+         $version = file_get_contents($cache_file);
+         $check_time = filemtime($cache_file);
+      } else {
+         $version = file_get_contents('http://static.wallabag.org/versions/' . $which);
+         file_put_contents($cache_file, $version, LOCK_EX);
+      }
+      return array($version, $check_time);
     }
 
-    public function generateToken()
+    /**
+     * Update token for current user
+     */
+    public function updateToken()
     {
-        if (ini_get('open_basedir') === '') {
-            $token = substr(base64_encode(file_get_contents('/dev/urandom', false, null, 0, 20)), 0, 15);
-        }
-        else {
-            $token = substr(base64_encode(uniqid(mt_rand(), true)), 0, 20);
-        }
-
-        $token = str_replace('+', '', $token);
+        $token = Tools::generateToken();
         $this->store->updateUserConfig($this->user->getId(), 'token', $token);
         $currentConfig = $_SESSION['poche_user']->config;
         $currentConfig['token'] = $token;
@@ -1104,20 +741,26 @@ class Poche
         Tools::redirect();
     }
 
+    /**
+     * Generate RSS feeds for current user
+     *
+     * @param $token
+     * @param $user_id
+     * @param $tag_id
+     * @param string $type
+     */
     public function generateFeeds($token, $user_id, $tag_id, $type = 'home')
     {
         $allowed_types = array('home', 'fav', 'archive', 'tag');
         $config = $this->store->getConfigUser($user_id);
 
         if ($config == null) {
-            die(_('User with this id (' . $user_id . ') does not exist.'));
+            die(sprintf(_('User with this id (%d) does not exist.'), $user_id));
         }
 
-        if (!in_array($type, $allowed_types) ||
-            $token != $config['token']) {
-            die(_('Uh, there is a problem while generating feeds.'));
+        if (!in_array($type, $allowed_types) || !isset($config['token']) || $token != $config['token']) {
+            die(_('Uh, there is a problem while generating feed. Wrong token used?'));
         }
-        // Check the token
 
         $feed = new FeedWriter(RSS2);
         $feed->setTitle('wallabag — ' . $type . ' feed');
@@ -1137,7 +780,8 @@ class Poche
             foreach ($entries as $entry) {
                 $newItem = $feed->createNewItem();
                 $newItem->setTitle($entry['title']);
-                $newItem->setLink(Tools::getPocheUrl() . '?view=view&amp;id=' . $entry['id']);
+                $newItem->setSource(Tools::getPocheUrl() . '?view=view&amp;id=' . $entry['id']);
+                $newItem->setLink($entry['url']);
                 $newItem->setDate(time());
                 $newItem->setDescription($entry['content']);
                 $feed->addItem($newItem);
@@ -1148,19 +792,22 @@ class Poche
         exit;
     }
 
-    public function emptyCache() {
-        $files = new RecursiveIteratorIterator(
-            new RecursiveDirectoryIterator(CACHE, RecursiveDirectoryIterator::SKIP_DOTS),
-            RecursiveIteratorIterator::CHILD_FIRST
-        );
 
-        foreach ($files as $fileinfo) {
-            $todo = ($fileinfo->isDir() ? 'rmdir' : 'unlink');
-            $todo($fileinfo->getRealPath());
-        }
 
-        Tools::logm('empty cache');
-        $this->messages->add('s', _('Cache deleted.'));
-        Tools::redirect();
+    /**
+     * Returns new purifier object with actual config
+     */
+    private function _getPurifier()
+    {
+        $config = HTMLPurifier_Config::createDefault();
+        $config->set('Cache.SerializerPath', CACHE);
+        $config->set('HTML.SafeIframe', true);
+
+        //allow YouTube, Vimeo and dailymotion videos
+        $config->set('URI.SafeIframeRegexp', '%^(https?:)?//(www\.youtube(?:-nocookie)?\.com/embed/|player\.vimeo\.com/video/|www\.dailymotion\.com/embed/video/)%');
+
+        return new HTMLPurifier($config);
     }
+
+
 }