X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;ds=sidebyside;f=application%2FLinkDB.php;h=9308164af685bd8830b6c1a4a68621fddaa9f548;hb=d3fee4f40b87d18ba8009244e57e2d91c3cd3c6e;hp=8ca0fab30d55cbee54501579375e7d0697f48e62;hpb=ac94db1e36c77d52c316b5fa4e8e36b9d1e38b9e;p=github%2Fshaarli%2FShaarli.git

diff --git a/application/LinkDB.php b/application/LinkDB.php
index 8ca0fab3..9308164a 100644
--- a/application/LinkDB.php
+++ b/application/LinkDB.php
@@ -417,21 +417,22 @@ You use the community supported version of the original Shaarli project, by Seba
      *                                - searchterm: term search
      * @param bool   $casesensitive Optional: Perform case sensitive filter
      * @param string $visibility    return only all/private/public links
+     * @param string $untaggedonly  return only untagged links
      *
      * @return array filtered links, all links if no suitable filter was provided.
      */
-    public function filterSearch($filterRequest = array(), $casesensitive = false, $visibility = 'all')
+    public function filterSearch($filterRequest = array(), $casesensitive = false, $visibility = 'all', $untaggedonly = false)
     {
         // Filter link database according to parameters.
         $searchtags = isset($filterRequest['searchtags']) ? escape($filterRequest['searchtags']) : '';
         $searchterm = isset($filterRequest['searchterm']) ? escape($filterRequest['searchterm']) : '';
 
         // Search tags + fullsearch - blank string parameter will return all links.
-        $type = LinkFilter::$FILTER_TAG | LinkFilter::$FILTER_TEXT;
+        $type = LinkFilter::$FILTER_TAG | LinkFilter::$FILTER_TEXT; // == "vuotext"
         $request = [$searchtags, $searchterm];
 
         $linkFilter = new LinkFilter($this);
-        return $linkFilter->filter($type, $request, $casesensitive, $visibility);
+        return $linkFilter->filter($type, $request, $casesensitive, $visibility, $untaggedonly);
     }
 
     /**
@@ -463,6 +464,39 @@ You use the community supported version of the original Shaarli project, by Seba
         return $tags;
     }
 
+    /**
+     * Rename or delete a tag across all links.
+     *
+     * @param string $from Tag to rename
+     * @param string $to   New tag. If none is provided, the from tag will be deleted
+     *
+     * @return array|bool List of altered links or false on error
+     */
+    public function renameTag($from, $to)
+    {
+        if (empty($from)) {
+            return false;
+        }
+        $delete = empty($to);
+        // True for case-sensitive tag search.
+        $linksToAlter = $this->filterSearch(['searchtags' => $from], true);
+        foreach($linksToAlter as $key => &$value)
+        {
+            $tags = preg_split('/\s+/', trim($value['tags']));
+            if (($pos = array_search($from, $tags)) !== false) {
+                if ($delete) {
+                    unset($tags[$pos]); // Remove tag.
+                } else {
+                    $tags[$pos] = trim($to);
+                }
+                $value['tags'] = trim(implode(' ', array_unique($tags)));
+                $this[$value['id']] = $value;
+            }
+        }
+
+        return $linksToAlter;
+    }
+
     /**
      * Returns the list of days containing articles (oldest first)
      * Output: An array containing days (in format YYYYMMDD).