1 files changed, 30 insertions, 0 deletions
diff --git a/providers/Rss.php b/providers/Rss.php
index 9ef7286..a6145d9 100644
--- a/providers/Rss.php
+++ b/providers/Rss.php
@@ -34,6 +34,33 @@ class Rss extends \Providers\XmlFeed {
         return $item;
     }
 
+    protected function _getDescriptionLink($itemObj) {
+        $linkConfig = explode(':', $this->_options['descriptionlink']);
+        $linkDomain = NULL;
+        if (!is_numeric($linkConfig[0])) {
+            $linkDomain = array_shift($linkConfig);
+            if (!$linkConfig) {
+                $linkConfig = ['1'];
+            }
+        }
+        $linkIndex = intval($linkConfig[0]) - 1;
+        $textLinks = [];
+        if (preg_match_all('#(?:(?:https?|ftp):\/\/)?[\w/\-?=%.]+\.[\w/\-&?=%.]+#', $itemObj->Text, $textLinks)) {
+            $textLinks = $textLinks[0];
+            if ($linkDomain) {
+                $textLinks = array_values(array_filter($textLinks, function($link) use($linkDomain) {
+                    if($linkParts = parse_url($link)) {
+                        return $linkParts['host'] == $linkDomain;
+                    }
+                }));
+            }
+            if (count($textLinks) > $linkIndex) {
+                return $textLinks[$linkIndex];
+            }
+        }
+        return $itemObj->Link;
+    }
+
     protected function _mapRssItem($item) {
         $itemObject = new Item();
         $itemObject->ID = strval($item->id ?: $item->guid) ?: ltrim(parse_url(strval($item->link))['path'], '/');
@@ -42,6 +69,9 @@ class Rss extends \Providers\XmlFeed {
         $itemObject->Text = strval($item->summary ?: $item->description ?: $item->content ?: $item->group->description);
         $itemObject->Link = strval(isset($item->link['href']) ? $item->link->attributes()['href'] : $item->link);
         $itemObject->Author = strval($item->creator ? $item->creator : (is_string($item->author) ? $item->author : $item->author->name));
+        if (array_key_exists('descriptionlink', $this->_options)) {
+            $itemObject->Link = $this->_getDescriptionLink($itemObject);
+        }
         return $itemObject;
     }