6 files changed, 295 insertions, 121 deletions

diff --git a/inc/poche/Database.class.php b/inc/poche/Database.class.php
index 65675afe..7ec1602d 100755
--- a/inc/poche/Database.class.php
+++ b/inc/poche/Database.class.php
@@ -156,11 +156,14 @@ class Database {
     {
         $sql = "SELECT * FROM users_config WHERE user_id = ?";
         $query = $this->executeQuery($sql, array($id));
-        $result = $query->fetchAll();
-        $user_config = array();
+        $result = ($query) ? $query->fetchAll() : false;
+        $user_config = false;
+        if ($query) {
+            $user_config = array();
 
-        foreach ($result as $key => $value) {
-            $user_config[$value['name']] = $value['value'];
+            foreach ($result as $key => $value) {
+                $user_config[$value['name']] = $value['value'];
+            }
         }
 
         return $user_config;
@@ -171,11 +174,7 @@ class Database {
         $sql = "SELECT * FROM users WHERE username=?";
         $query = $this->executeQuery($sql, array($username));
         $login = $query->fetchAll();
-        if (isset($login[0])) {
-            return true;
-        } else {
-            return false;
-        }
+        return (isset($login[0]) && $query) ? true : false;
     }
 
     public function login($username, $password, $isauthenticated = FALSE)
@@ -187,10 +186,10 @@ class Database {
             $sql = "SELECT * FROM users WHERE username=? AND password=?";
             $query = $this->executeQuery($sql, array($username, $password));
         }
-        $login = $query->fetchAll();
+        $login = ($query) ? $query->fetchAll() : false;
 
         $user = array();
-        if (isset($login[0])) {
+        if ($login[0]) {
             $user['id'] = $login[0]['id'];
             $user['username'] = $login[0]['username'];
             $user['password'] = $login[0]['password'];
@@ -243,7 +242,7 @@ class Database {
     {
         $sql = 'SELECT count(*) FROM users'.( $username ? ' WHERE username=?' : '');
         $query = $this->executeQuery($sql, ( $username ? array($username) : array()));
-        list($count) = $query->fetch();
+        list($count) = ($query) ? $query->fetch() : false;
         return $count;
     }
     
@@ -252,7 +251,7 @@ class Database {
         $sql = "SELECT * FROM users WHERE id=?";
         $query = $this->executeQuery($sql, array($userID));
         $password = $query->fetchAll();
-        return isset($password[0]['password']) ? $password[0]['password'] : null;
+        return ($query) ? $password[0]['password'] : false;
     }
     
     public function deleteUserConfig($userID)
@@ -260,18 +259,22 @@ class Database {
         $sql_action = 'DELETE from users_config WHERE user_id=?';
         $params_action = array($userID);
         $query = $this->executeQuery($sql_action, $params_action);
-        return $query;
+        return ($query) ? $query : false;
     }
     
     public function deleteTagsEntriesAndEntries($userID)
     {
         $entries = $this->retrieveAll($userID);
-        foreach($entries as $entryid) {
-            $tags = $this->retrieveTagsByEntry($entryid);
-            foreach($tags as $tag) {
-                $this->removeTagForEntry($entryid,$tags);
+        if ($entries) {
+            foreach($entries as $entry) {
+                $tags = $this->retrieveTagsByEntry($entry['id']);
+                foreach($tags as $tag) {
+                    $this->removeTagForEntry($entry['id'], $tags);
+                }
+                $this->deleteById($entryid,$userID);
             }
-            $this->deleteById($entryid,$userID);
+        } else {
+            return false;
         }
     }
     
@@ -302,7 +305,7 @@ class Database {
         $query      = $this->executeQuery($sql, array($user_id));
         $entries    = $query->fetchAll();
 
-        return $entries;
+        return ($query) ? $entries : false;
     }
 
     public function retrieveUnfetchedEntriesCount($user_id)
@@ -320,29 +323,44 @@ class Database {
         $query      = $this->executeQuery($sql, array($user_id));
         $entries    = $query->fetchAll();
 
+        return ($query) ? $entries : false;
+    }
+
+    public function retrieveAllWithTags($user_id)
+    {
+        $entries = $this->retrieveAll($user_id);
+        if ($entries) {
+            $count = count($entries);
+            for ($i = 0; $i < $count; $i++) {
+              $tag_entries = $this->retrieveTagsByEntry($entries[$i]['id']);
+              $tags = [];
+              foreach ($tag_entries as $tag) {
+                $tags[] = $tag[1];
+              }
+              $entries[$i]['tags'] = implode(',', $tags);
+            }         
+        }
         return $entries;
     }
 
     public function retrieveOneById($id, $user_id)
     {
-        $entry  = NULL;
         $sql    = "SELECT * FROM entries WHERE id=? AND user_id=?";
         $params = array(intval($id), $user_id);
         $query  = $this->executeQuery($sql, $params);
         $entry  = $query->fetchAll();
 
-        return isset($entry[0]) ? $entry[0] : null;
+        return ($query) ? $entry[0] : false;
     }
 
     public function retrieveOneByURL($url, $user_id)
     {
-        $entry  = NULL;
         $sql    = "SELECT * FROM entries WHERE url=? AND user_id=?";
         $params = array($url, $user_id);
         $query  = $this->executeQuery($sql, $params);
         $entry  = $query->fetchAll();
 
-        return isset($entry[0]) ? $entry[0] : null;
+        return ($query) ? $entry[0] : false;
     }
 
     public function reassignTags($old_entry_id, $new_entry_id)
@@ -380,7 +398,8 @@ class Database {
                 $query = $this->executeQuery($sql, $params);
                 $entries = $query->fetchAll();
 
-                return $entries;
+                return ($query) ? $entries : false;
+
     }
 
     public function getEntriesByViewCount($view, $user_id, $tag_id = 0)
@@ -407,17 +426,57 @@ class Database {
         }
 
         $query = $this->executeQuery($sql, $params);
-        list($count) = $query->fetch();
+        list($count) = ($query) ? $query->fetch() : array(false);
 
         return $count;
     }
-    public function getRandomId($user_id) {
+    public function getRandomId($user_id, $view) {
         $random = (STORAGE == 'mysql') ? 'RAND()' : 'RANDOM()';
-        $sql = "SELECT id FROM entries WHERE user_id=? ORDER BY ". $random . " LIMIT 1";
-        $params = array($user_id);
+        switch ($view) {
+            case 'archive': 
+                $sql = "SELECT id FROM entries WHERE user_id=? AND is_read=? ORDER BY ". $random . " LIMIT 1";
+                $params = array($user_id,1);
+                break;
+            case 'fav':
+                $sql = "SELECT id FROM entries WHERE user_id=? AND is_fav=? ORDER BY ". $random . " LIMIT 1";
+                $params = array($user_id,1);
+                break;
+            default:
+                $sql = "SELECT id FROM entries WHERE user_id=? AND is_read=? ORDER BY ". $random . " LIMIT 1";
+                $params = array($user_id,0);
+                break;
+        }
         $query = $this->executeQuery($sql, $params);
         $id = $query->fetchAll();
 
+        return ($query) ? $id : false;
+    }
+
+    public function getPreviousArticle($id, $user_id) 
+    {
+        $sqlcondition = "is_read=0";
+        if (STORAGE == 'postgres') {
+            $sqlcondition = "is_read=false";
+        }
+        $sql = "SELECT id FROM entries WHERE id = (SELECT max(id) FROM entries WHERE id < ? AND " . $sqlcondition . ") AND user_id=? AND " . $sqlcondition;
+        $params = array($id, $user_id);
+        $query = $this->executeQuery($sql, $params);
+        $id_entry = ($query) ? $query->fetchAll() : false;
+        $id = ($query) ? $id_entry[0][0] : false;
+        return $id;
+    }
+
+    public function getNextArticle($id, $user_id) 
+    {
+        $sqlcondition = "is_read=0";
+        if (STORAGE == 'postgres') {
+            $sqlcondition = "is_read=false";
+        }
+        $sql = "SELECT id FROM entries WHERE id = (SELECT min(id) FROM entries WHERE id > ? AND " . $sqlcondition . ") AND user_id=? AND " . $sqlcondition;
+        $params = array($id, $user_id);
+        $query = $this->executeQuery($sql, $params);
+        $id_entry = ($query) ? $query->fetchAll() : false;
+        $id = ($query) ? $id_entry[0][0] : false;
         return $id;
     }
 
@@ -493,7 +552,7 @@ class Database {
         $sql_action .= $this->getEntriesOrder().' ' . $limit;
         $params_action = array($user_id, $search, $search, $search);
         $query = $this->executeQuery($sql_action, $params_action);
-        return $query->fetchAll();
+        return ($query) ? $query->fetchAll() : false;
         }
 
     public function retrieveAllTags($user_id, $term = NULL)
@@ -506,23 +565,23 @@ class Database {
           GROUP BY tags.id, tags.value
           ORDER BY tags.value";
         $query = $this->executeQuery($sql, (($term)? array($user_id, strtolower('%'.$term.'%')) : array($user_id) ));
-        $tags = $query->fetchAll();
+        $tags = ($query) ? $query->fetchAll() : false;
 
         return $tags;
     }
 
     public function retrieveTag($id, $user_id)
     {
-        $tag  = NULL;
         $sql    = "SELECT DISTINCT tags.* FROM tags
           LEFT JOIN tags_entries ON tags_entries.tag_id=tags.id
           LEFT JOIN entries ON tags_entries.entry_id=entries.id
           WHERE tags.id=? AND entries.user_id=?";
         $params = array(intval($id), $user_id);
         $query  = $this->executeQuery($sql, $params);
-        $tag  = $query->fetchAll();
+        $tags  = ($query) ? $query->fetchAll() : false;
+        $tag = ($query) ? $tags[0] : false;
 
-        return isset($tag[0]) ? $tag[0] : NULL;
+        return $tag[0];
     }
 
     public function retrieveEntriesByTag($tag_id, $user_id)
@@ -532,7 +591,7 @@ class Database {
             LEFT JOIN tags_entries ON tags_entries.entry_id=entries.id
             WHERE tags_entries.tag_id = ? AND entries.user_id=? ORDER by entries.id DESC";
         $query = $this->executeQuery($sql, array($tag_id, $user_id));
-        $entries = $query->fetchAll();
+        $entries = ($query) ? $query->fetchAll() : false;
 
         return $entries;
     }
@@ -544,7 +603,7 @@ class Database {
             LEFT JOIN tags_entries ON tags_entries.tag_id=tags.id
             WHERE tags_entries.entry_id = ?";
         $query = $this->executeQuery($sql, array($entry_id));
-        $tags = $query->fetchAll();
+        $tags = ($query) ? $query->fetchAll() : false;
 
         return $tags;
     }
@@ -554,38 +613,40 @@ class Database {
         $sql_action     = "DELETE FROM tags_entries WHERE tag_id=? AND entry_id=?";
         $params_action  = array($tag_id, $entry_id);
         $query          = $this->executeQuery($sql_action, $params_action);
-        return $query;
+        return ($query) ? $query : false;
     }
     
     public function cleanUnusedTag($tag_id)
     {
         $sql_action = "SELECT tags.* FROM tags JOIN tags_entries ON tags_entries.tag_id=tags.id WHERE tags.id=?";
         $query = $this->executeQuery($sql_action,array($tag_id));
-        $tagstokeep = $query->fetchAll();
+        $tagstokeep = ($query) ? $query->fetchAll() : false;
         $sql_action = "SELECT tags.* FROM tags LEFT JOIN tags_entries ON tags_entries.tag_id=tags.id WHERE tags.id=?";
         $query = $this->executeQuery($sql_action,array($tag_id));
-        $alltags = $query->fetchAll();
-        
-        foreach ($alltags as $tag) {
-            if ($tag && !in_array($tag,$tagstokeep)) {
-                $sql_action = "DELETE FROM tags WHERE id=?";
-                $params_action = array($tag[0]);
-                $this->executeQuery($sql_action, $params_action);
-                return true;
+        $alltags = ($query) ? $query->fetchAll() : false;
+
+        if ($tagstokeep && $alltags) {
+            foreach ($alltags as $tag) {
+                if ($tag && !in_array($tag,$tagstokeep)) {
+                    $sql_action = "DELETE FROM tags WHERE id=?";
+                    $params_action = array($tag[0]);
+                    $this->executeQuery($sql_action, $params_action);
+                    return true;
+                }
             }
+        } else {
+            return false;
         }
-        
     }
 
     public function retrieveTagByValue($value)
     {
-        $tag  = NULL;
         $sql    = "SELECT * FROM tags WHERE value=?";
         $params = array($value);
         $query  = $this->executeQuery($sql, $params);
-        $tag  = $query->fetchAll();
+        $tag  = ($query) ? $query->fetchAll() : false;
 
-        return isset($tag[0]) ? $tag[0] : null;
+        return ($query) ? $tag[0] : false;
     }
 
     public function createTag($value)
@@ -593,7 +654,7 @@ class Database {
         $sql_action = 'INSERT INTO tags ( value ) VALUES (?)';
         $params_action = array($value);
         $query = $this->executeQuery($sql_action, $params_action);
-        return $query;
+        return ($query) ? $query : false;
     }
 
     public function setTagToEntry($tag_id, $entry_id)
@@ -601,7 +662,7 @@ class Database {
         $sql_action = 'INSERT INTO tags_entries ( tag_id, entry_id ) VALUES (?, ?)';
         $params_action = array($tag_id, $entry_id);
         $query = $this->executeQuery($sql_action, $params_action);
-        return $query;
+        return ($query) ? $query : false;
     }
 
     private function getEntriesOrder()
diff --git a/inc/poche/Poche.class.php b/inc/poche/Poche.class.php
index fd2600f3..9014f455 100755
--- a/inc/poche/Poche.class.php
+++ b/inc/poche/Poche.class.php
@@ -200,27 +200,34 @@ class Poche
 
                 //search for possible duplicate
                 $duplicate = NULL;
-                $duplicate = $this->store->retrieveOneByURL($url->getUrl(), $this->user->getId());
+                $clean_url = $url->getUrl();
 
-                $last_id = $this->store->add($url->getUrl(), $title, $body, $this->user->getId());
+                // Clean URL to remove parameters from feedburner and all this stuff. Taken from Shaarli.
+                $i=strpos($clean_url,'&utm_source='); if ($i!==false) $clean_url=substr($clean_url,0,$i);
+                $i=strpos($clean_url,'?utm_source='); if ($i!==false) $clean_url=substr($clean_url,0,$i);
+                $i=strpos($clean_url,'#xtor=RSS-'); if ($i!==false) $clean_url=substr($clean_url,0,$i);
+
+                $duplicate = $this->store->retrieveOneByURL($clean_url, $this->user->getId());
+
+                $last_id = $this->store->add($clean_url, $title, $body, $this->user->getId());
                 if ( $last_id ) {
-                    Tools::logm('add link ' . $url->getUrl());
+                    Tools::logm('add link ' . $clean_url);
                     if (DOWNLOAD_PICTURES) {
-                        $content = Picture::filterPicture($body, $url->getUrl(), $last_id);
+                        $content = Picture::filterPicture($body, $clean_url, $last_id);
                         Tools::logm('updating content article');
                         $this->store->updateContent($last_id, $content, $this->user->getId());
                     }
 
                     if ($duplicate != NULL) {
                         // duplicate exists, so, older entry needs to be deleted (as new entry should go to the top of list), BUT favorite mark and tags should be preserved
-                        Tools::logm('link ' . $url->getUrl() . ' is a duplicate');
+                        Tools::logm('link ' . $clean_url . ' is a duplicate');
                         // 1) - preserve tags and favorite, then drop old entry
                         $this->store->reassignTags($duplicate['id'], $last_id);
                         if ($duplicate['is_fav']) {
                           $this->store->favoriteById($last_id, $this->user->getId());
                         }
                         if ($this->store->deleteById($duplicate['id'], $this->user->getId())) {
-                          Tools::logm('previous link ' . $url->getUrl() .' entry deleted');
+                          Tools::logm('previous link ' . $clean_url .' entry deleted');
                         }
                     }
 
@@ -235,7 +242,7 @@ class Poche
                 }
                 else {
                     $this->messages->add('e', _('error during insertion : the link wasn\'t added'));
-                    Tools::logm('error during insertion : the link wasn\'t added ' . $url->getUrl());
+                    Tools::logm('error during insertion : the link wasn\'t added ' . $clean_url);
                 }
 
                 if ($autoclose == TRUE) {
@@ -259,6 +266,15 @@ class Poche
                 }
                 foreach($entry_ids as $id) {
                     $msg = 'delete link #' . $id;
+
+                    // deleting tags and tags_entries
+                    $tags = $this->store->retrieveTagsByEntry($id);
+                    foreach ($tags as $tag) {
+                        $this->store->removeTagForEntry($id, $tag['id']);
+                        $this->store->cleanUnusedTag($tag['id']);
+                    }
+
+                    // deleting pictures
                     if ($this->store->deleteById($id, $this->user->getId())) {
                         if (DOWNLOAD_PICTURES) {
                             Picture::removeDirectory(ABS_PATH . $id);
@@ -303,11 +319,16 @@ class Poche
                 if ( Tools::isAjaxRequest() ) {
                   echo 1;
                   exit;
-                }
-                else {
+                } else {
                   Tools::redirect();
                 }
                 break;
+            case 'archive_and_next' :
+                $nextid = $this->store->getPreviousArticle($id, $this->user->getId());
+                $this->store->archiveById($id, $this->user->getId());
+                Tools::logm('archive link #' . $id);
+                Tools::redirect('?view=view&id=' . $nextid);
+                break;
             case 'archive_all' :
                 $this->store->archiveAll($this->user->getId());
                 Tools::logm('archive all links');
@@ -394,8 +415,9 @@ class Poche
             /* For some unknown reason I can't get displayView() to work here (it redirects to home view afterwards). So here's a dirty fix which redirects directly to URL */
             case 'random':
                 Tools::logm('get a random article');
-                if ($this->store->getRandomId($this->user->getId())) {
-                    $id_array = $this->store->getRandomId($this->user->getId());
+                $view = $_GET['view'];
+                if ($this->store->getRandomId($this->user->getId(),$view)) {
+                    $id_array = $this->store->getRandomId($this->user->getId(),$view);
                     $id = $id_array[0];
                     Tools::redirect('?view=view&id=' . $id[0]);
                     Tools::logm('got the article with id ' . $id[0]);
@@ -426,8 +448,9 @@ class Poche
                 $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;
+                $http_auth = isset($_SERVER['REMOTE_USER']);
                 $only_user = ($this->store->listUsers() > 1) ? false : true;
+                $https = substr(Tools::getPocheUrl(), 0, 5) == 'https';
                 $tpl_vars = array(
                     'themes' => $themes,
                     'languages' => $languages,
@@ -440,7 +463,8 @@ class Poche
                     'token' => $token,
                     'user_id' => $this->user->getId(),
                     'http_auth' => $http_auth,
-                    'only_user' => $only_user
+                    'only_user' => $only_user,
+                    'https' => $https
                 );
                 Tools::logm('config view');
                 break;
@@ -453,9 +477,31 @@ class Poche
                     Tools::redirect();
                 }
                 $tags = $this->store->retrieveTagsByEntry($id);
+                $all_tags = $this->store->retrieveAllTags($this->user->getId());
+                $maximus = 0;
+                foreach ($all_tags as $eachtag) { // search for the most times a tag is present
+                    if ($eachtag["entriescount"] > $maximus) $maximus = $eachtag["entriescount"];
+                }
+                foreach ($all_tags as $key => $eachtag) { // get the percentage of presence of each tag
+                    $percent = floor(($eachtag["entriescount"] / $maximus) * 100);
+
+                    if ($percent < 20): // assign a css class, depending on the number of entries count
+                        $cssclass = 'smallesttag';
+                    elseif ($percent >= 20 and $percent < 40):
+                        $cssclass = 'smalltag';
+                    elseif ($percent >= 40 and $percent < 60):
+                        $cssclass = 'mediumtag';
+                    elseif ($percent >= 60 and $percent < 80):
+                        $cssclass = 'largetag';
+                    else:
+                        $cssclass = 'largesttag';
+                    endif;
+                    $all_tags[$key]['cssclass'] = $cssclass;
+                }
                 $tpl_vars = array(
                     'entry_id' => $id,
                     'tags' => $tags,
+                    'alltags' => $all_tags,
                     'entry' => $entry,
                 );
                 break;
@@ -509,6 +555,20 @@ class Poche
                         $flattr->checkItem($entry['url'], $entry['id']);
                     }
                     
+                    # previous and next
+                    $previous = FALSE;
+                    $previous_id = $this->store->getPreviousArticle($id, $this->user->getId());
+                    $next = FALSE;
+                    $next_id = $this->store->getNextArticle($id, $this->user->getId());
+
+                    if ($this->store->retrieveOneById($previous_id, $this->user->getId())) {
+                        $previous = TRUE;
+                    }
+                    if ($this->store->retrieveOneById($next_id, $this->user->getId())) {
+                        $next = TRUE;
+                    }
+                    $navigate = array('previous' => $previous, 'previousid' => $previous_id, 'next' => $next, 'nextid' => $next_id);
+
                     # tags
                     $tags = $this->store->retrieveTagsByEntry($entry['id']);
 
@@ -516,7 +576,8 @@ class Poche
                         'entry' => $entry,
                         'content' => $content,
                         'flattr' => $flattr,
-                        'tags' => $tags
+                        'tags' => $tags,
+                        'navigate' => $navigate
                     );
                 }
                 else {
@@ -529,6 +590,7 @@ class Poche
                     'page_links' => '',
                     'nb_results' => '',
                     'listmode' => (isset($_COOKIE['listmode']) ? true : false),
+                    'view' => $view,
                 );
 
                 //if id is given - we retrieve entries by tag: id is tag id
@@ -539,7 +601,7 @@ class Poche
 
                 $count = $this->store->getEntriesByViewCount($view, $this->user->getId(), $id);
 
-                if ($count > 0) {
+                if ($count && $count > 0) {
                     $this->pagination->set_total($count);
                     $page_links = str_replace(array('previous', 'next'), array(_('previous'), _('next')),
                         $this->pagination->page_links('?view=' . $view . '&sort=' . $_SESSION['sort'] . (($id)?'&id='.$id:'') . '&' ));
@@ -593,9 +655,6 @@ class Poche
      */
     private function credentials()
     {
-        if (isset($_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);
         }
@@ -635,6 +694,7 @@ class Poche
                 setlocale(LC_ALL, $language);
                 bindtextdomain($language, LOCALE);
                 textdomain($language);
+                bind_textdomain_codeset($language, 'UTF-8');
 
                 $this->messages->add('s', _('welcome to your wallabag'));
                 Tools::logm('login successful');
@@ -681,23 +741,45 @@ class Poche
           $html->load_file($_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[] = $tmpEntry;
+
+          if (Tools::get_doctype($html)->innertext == "<!DOCTYPE NETSCAPE-Bookmark-file-1>") {
+            // Firefox-bookmarks HTML
+            foreach (array('DL','ul') as $list) {
+                foreach ($html->find($list) as $ul) {
+                  foreach ($ul->find('DT') 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/ul> is for read links
+                  $read = ((sizeof($data) && $read)?0:1);
+                }
             }
-          }
-        }
+          } else {
+            // regular HTML
+            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);
+                }
+              }
+                }
+        }
 
             // for readability structure
 
@@ -715,7 +797,7 @@ class Poche
             $urlsInserted = array(); //urls of articles inserted
             foreach($data as $record) {
                 $url = trim(isset($record['article__url']) ? $record['article__url'] : (isset($record['url']) ? $record['url'] : ''));
-                if ($url and !in_array($url, $urlsInserted)) {
+                if (filter_var($url, FILTER_VALIDATE_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));
@@ -820,14 +902,18 @@ class Poche
      */
     public function export()
     {
-      $filename = "wallabag-export-".$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');
+        $filename = "wallabag-export-".$this->user->getId()."-".date("Y-m-d").".json";
+        header('Content-Disposition: attachment; filename='.$filename);
+
+        $entries = $this->store->retrieveAllWithTags($this->user->getId());
+        if ($entries) {
+            echo $this->tpl->render('export.twig', array(
+            'export' => Tools::renderJson($entries),
+            ));
+            Tools::logm('export view');
+        } else {
+            Tools::logm('error accessing database while exporting');
+        }
     }
 
     /**
@@ -903,7 +989,7 @@ class Poche
         if (0 == $limit) {
             $limit = count($entries);
         }
-        if (count($entries) > 0) {
+        if ($entries && count($entries) > 0) {
             for ($i = 0; $i < min(count($entries), $limit); $i++) {
                 $entry = $entries[$i];
                 $newItem = $feed->createNewItem();
@@ -915,7 +1001,10 @@ class Poche
                 $feed->addItem($newItem);
             }
         }
-
+        else 
+            {
+                Tools::logm("database error while generating feeds");
+            }
         $feed->genarateFeed();
         exit;
     }
diff --git a/inc/poche/Routing.class.php b/inc/poche/Routing.class.php
index 177b74d5..fb37a838 100755
--- a/inc/poche/Routing.class.php
+++ b/inc/poche/Routing.class.php
@@ -15,6 +15,7 @@ class Routing
     protected $view;
     protected $action;
     protected $id;
+    protected $autoclose;
     protected $url;
     protected $file;
     protected $defaultVars = array();
@@ -74,15 +75,6 @@ class Routing
         } elseif (ALLOW_REGISTER && isset($_GET['register'])){
             $this->wallabag->createNewUser($_POST['newusername'], $_POST['password4newuser'], $_POST['newuseremail']);
             Tools::redirect();
-        } elseif(isset($_SERVER['PHP_AUTH_USER'])) {
-            if($this->wallabag->store->userExists($_SERVER['PHP_AUTH_USER'])) {
-                $this->wallabag->login($this->referer);
-            } else {
-                $this->wallabag->messages->add('e', _('login failed: user doesn\'t exist'));
-                Tools::logm('user doesn\'t exist');
-                $tplFile = Tools::getTplFile('login');
-                $tplVars['http_auth'] = 1;
-            }
         } elseif(isset($_SERVER['REMOTE_USER'])) {
             if($this->wallabag->store->userExists($_SERVER['REMOTE_USER'])) {
                 $this->wallabag->login($this->referer);
@@ -111,9 +103,7 @@ class Routing
             $tag_id = (isset($_GET['tag_id']) ? intval($_GET['tag_id']) : 0);
             $limit = (isset($_GET['limit']) ? intval($_GET['limit']) : 0);
             $this->wallabag->generateFeeds($_GET['token'], filter_var($_GET['user_id'],FILTER_SANITIZE_NUMBER_INT), $tag_id, $_GET['type'], $limit);
-        } //elseif (ALLOW_REGISTER && isset($_GET['register'])) {
-            //$this->wallabag->register
-        //}
+        }
         
         //allowed ONLY to logged in user
         if (\Session::isLogged() === true) 
@@ -142,7 +132,7 @@ class Routing
                 $pdf->producePDF();
             } elseif (isset($_GET['import'])) {
                 $import = $this->wallabag->import();
-                $tplVars = array_merge($this->vars, $import);
+                $this->vars = array_merge($this->vars, $import);
             } elseif (isset($_GET['empty-cache'])) {
                 Tools::emptyCache();
             } elseif (isset($_GET['export'])) {
diff --git a/inc/poche/Tools.class.php b/inc/poche/Tools.class.php
index d0b31d4f..9c748391 100755
--- a/inc/poche/Tools.class.php
+++ b/inc/poche/Tools.class.php
@@ -40,6 +40,8 @@ final class Tools
      */
     public static function getPocheUrl()
     {
+        $baseUrl = "";
+
         $https = (!empty($_SERVER['HTTPS'])
                     && (strtolower($_SERVER['HTTPS']) == 'on'))
             || (isset($_SERVER["SERVER_PORT"])
@@ -72,8 +74,15 @@ final class Tools
             $serverport = '';
         }
 
-        return 'http' . ($https ? 's' : '') . '://'
-            . $host . $serverport . $scriptname;
+                // check if BASE_URL is configured
+                if(BASE_URL) {
+                        $baseUrl = BASE_URL;
+                } else {
+                        $baseUrl = 'http' . ($https ? 's' : '') . '://' . $host . $serverport;
+                }
+
+    return $baseUrl . $scriptname;
+    
     }
 
     /**
@@ -392,8 +401,11 @@ final class Tools
         );
 
         foreach ($files as $fileInfo) {
-            $todo = ($fileInfo->isDir() ? 'rmdir' : 'unlink');
-            $todo($fileInfo->getRealPath());
+            $filename = $fileInfo->getFilename();
+            if (!$filename[0] == '.') {
+                $todo = ($fileInfo->isDir() ? 'rmdir' : 'unlink');
+                $todo($fileInfo->getRealPath());
+            }
         }
 
         Tools::logm('empty cache');
@@ -417,4 +429,23 @@ final class Tools
         return str_replace('+', '', $token);
     }
 
+    /** 
+    *
+    * Returns the doctype for an HTML document (used for Mozilla Bookmarks)
+    * @param simple_html_dom $doc
+    * @return doctype $el
+    *
+    */
+
+    public static function get_doctype($doc)
+    {
+        $els = $doc->find('unknown');
+
+        foreach ($els as $e => $el) 
+            if ($el->parent()->tag == 'root') 
+                return $el;
+
+        return NULL;
+    }
+
 }
diff --git a/inc/poche/WallabagEBooks.class.php b/inc/poche/WallabagEBooks.class.php
index 55831571..ec1e4b27 100644
--- a/inc/poche/WallabagEBooks.class.php
+++ b/inc/poche/WallabagEBooks.class.php
@@ -96,7 +96,6 @@ class WallabagEpub extends WallabagEBooks
         $bookEnd = "</body>\n</html>\n";
 
         $log = new Logger("wallabag", TRUE);
-        $fileDir = CACHE;
 
         $book = new EPub(EPub::BOOK_VERSION_EPUB3, DEBUG_POCHE);
         $log->logLine("new EPub()");
@@ -121,8 +120,12 @@ class WallabagEpub extends WallabagEBooks
         $book->addDublinCoreMetadata(DublinCore::CONTRIBUTOR, "PHP");
         $book->addDublinCoreMetadata(DublinCore::CONTRIBUTOR, "wallabag");
 
-        $cssData = "body {\n margin-left: .5em;\n margin-right: .5em;\n text-align: justify;\n}\n\np {\n font-family: serif;\n font-size: 10pt;\n text-align: justify;\n text-indent: 1em;\n margin-top: 0px;\n margin-bottom: 1ex;\n}\n\nh1, h2 {\n font-family: sans-serif;\n font-style: italic;\n text-align: center;\n background-color: #6b879c;\n color: white;\n width: 100%;\n}\n\nh1 {\n margin-bottom: 2px;\n}\n\nh2 {\n margin-top: -2px;\n margin-bottom: 2px;\n}\n";
-
+        /* 
+        * Line not used but planned to be used
+        *        
+        *$cssData = "body {\n margin-left: .5em;\n margin-right: .5em;\n text-align: justify;\n}\n\np {\n font-family: serif;\n font-size: 10pt;\n text-align: justify;\n text-indent: 1em;\n margin-top: 0px;\n margin-bottom: 1ex;\n}\n\nh1, h2 {\n font-family: sans-serif;\n font-style: italic;\n text-align: center;\n background-color: #6b879c;\n color: white;\n width: 100%;\n}\n\nh1 {\n margin-bottom: 2px;\n}\n\nh2 {\n margin-top: -2px;\n margin-bottom: 2px;\n}\n";
+        */
+        
         $log->logLine("Add Cover");
 
         $fullTitle = "<h1> " . $this->bookTitle . "</h1>\n";
@@ -180,8 +183,6 @@ class WallabagMobi extends WallabagEBooks
         $mobi = new MOBI();
         $content = new MOBIFile();
 
-        $messages = new Messages(); // for later
-        
         Tools::logm('Filling metadata for Mobi...');
 
         $content->set("title", $this->bookTitle);
@@ -243,10 +244,9 @@ class WallabagPDF extends WallabagEbooks
 
         $pdf->writeHTMLCell(0, 0, '', '', $intro, 0, 1, 0, true, '', true);
 
-        $i = 1;
         Tools::logm('Adding actual content...');
         foreach ($this->entries as $item) {
-                $tags = $this->wallabag->store->retrieveTagsByEntry($entry['id']);
+                $tags = $this->wallabag->store->retrieveTagsByEntry($item['id']);
                 foreach ($tags as $tag) {
                 $pdf->SetKeywords($tag['value']);
             }
@@ -260,7 +260,7 @@ class WallabagPDF extends WallabagEbooks
         $pdf->setImageScale(PDF_IMAGE_SCALE_RATIO);
         
         
-        $pdf->Output($this->bookFileName . '.pdf', 'FD');
+        $pdf->Output('cache/' . $this->bookFileName . '.pdf', 'FD');
         }
         catch (Exception $e) {
             Tools::logm('TCPDF has encountered an error : '.$e->getMessage());
diff --git a/inc/poche/config.inc.default.php b/inc/poche/config.inc.default.php
index 09d3aa9a..5d889ffd 100755
--- a/inc/poche/config.inc.default.php
+++ b/inc/poche/config.inc.default.php
@@ -31,6 +31,9 @@
 // Change this if not using the standart port for SSL - i.e you server is behind sslh
 @define ('SSL_PORT', 443);
 
+// Define this only if you use wallabag behind a proxy and if you encounter problems
+@define ('BASE_URL', ''); 
+
 @define ('MODE_DEMO', FALSE);
 @define ('DEBUG_POCHE', FALSE);