Separate $parent_item and $toplevel_item in mod/item

diff --git a/mod/item.php b/mod/item.php
index 3869ea9..d70353d 100644 (file)
--- a/mod/item.php
+++ b/mod/item.php
@@ -100,29 +100,32 @@ function item_post(App $a) {
        }
 
        // Is this a reply to something?
-       $toplevel_item_id = intval($_REQUEST['parent'] ?? 0);
+       $parent_item_id = intval($_REQUEST['parent'] ?? 0);
        $thr_parent_uri = trim($_REQUEST['parent_uri'] ?? '');
 
+       $parent_item = null;
        $toplevel_item = null;
-       $parent_user = null;
+       $toplevel_item_id = null;
+       $toplevel_user_id = null;
 
        $objecttype = null;
        $profile_uid = ($_REQUEST['profile_uid'] ?? 0) ?: local_user();
        $posttype = ($_REQUEST['post_type'] ?? '') ?: Item::PT_ARTICLE;
 
-       if ($toplevel_item_id || $thr_parent_uri) {
-               if ($toplevel_item_id) {
-                       $toplevel_item = Item::selectFirst([], ['id' => $toplevel_item_id]);
+       if ($parent_item_id || $thr_parent_uri) {
+               if ($parent_item_id) {
+                       $parent_item = Item::selectFirst([], ['id' => $parent_item_id]);
                } elseif ($thr_parent_uri) {
-                       $toplevel_item = Item::selectFirst([], ['uri' => $thr_parent_uri, 'uid' => $profile_uid]);
+                       $parent_item = Item::selectFirst([], ['uri' => $thr_parent_uri, 'uid' => $profile_uid]);
                }
 
                // if this isn't the top-level parent of the conversation, find it
-               if (DBA::isResult($toplevel_item)) {
+               if (DBA::isResult($parent_item)) {
                        // The URI and the contact is taken from the direct parent which needn't to be the top parent
-                       $thr_parent_uri = $toplevel_item['uri'];
+                       $thr_parent_uri = $parent_item['uri'];
+                       $toplevel_item = $parent_item;
 
-                       if ($toplevel_item['gravity'] != GRAVITY_PARENT) {
+                       if ($parent_item['gravity'] != GRAVITY_PARENT) {
                                $toplevel_item = Item::selectFirst([], ['id' => $toplevel_item['parent']]);
                        }
                }
@@ -146,7 +149,7 @@ function item_post(App $a) {
                }
 
                $toplevel_item_id = $toplevel_item['id'];
-               $parent_user = $toplevel_item['uid'];
+               $toplevel_user_id = $toplevel_item['uid'];
 
                $objecttype = Activity\ObjectType::COMMENT;
        }
@@ -168,8 +171,8 @@ function item_post(App $a) {
        }
 
        // Ensure that the user id in a thread always stay the same
-       if (!is_null($parent_user) && in_array($parent_user, [local_user(), 0])) {
-               $profile_uid = $parent_user;
+       if (!is_null($toplevel_user_id) && in_array($toplevel_user_id, [local_user(), 0])) {
+               $profile_uid = $toplevel_user_id;
        }
 
        // Check for multiple posts with the same message id (when the post was created via API)