Merge pull request #3007 from annando/1607-performance

[friendica.git] / include / threads.php

diff --git a/include/threads.php b/include/threads.php
index 8dfb41252573c47f6c45f6a6805a2de722580876..df0f8ee1de5a24e5577be553a4871226573c312d 100644 (file)
--- a/include/threads.php
+++ b/include/threads.php
@@ -23,7 +23,7 @@ function add_thread($itemid, $onlyshadow = false) {
 }
 
 /**
- * @brief Add a shadow entry for a given item id
+ * @brief Add a shadow entry for a given item id that is a thread starter
  *
  * We store every public item entry additionally with the user id "0".
  * This is used for the community page and for the search.
@@ -113,11 +113,29 @@ function add_shadow_thread($itemid) {
        }
 }
 
+/**
+ * @brief Add a shadow entry for a given item id that is a comment
+ *
+ * This function does the same like the function above - but for comments
+ *
+ * @param integer $itemid Item ID that should be added
+ */
 function add_shadow_entry($itemid) {
 
        $items = q("SELECT * FROM `item` WHERE `id` = %d", intval($itemid));
+
+       if (!dbm::is_result($items)) {
+               return;
+       }
+
        $item = $items[0];
 
+       // Is it a toplevel post?
+       if ($item['id'] == $item['parent']) {
+               add_shadow_thread($itemid);
+               return;
+       }
+
        // Is this a shadow entry?
        if ($item['uid'] == 0)
                return;