comments in layoutUtils.php

system/layoutUtils.php

@@ -39,16 +39,23 @@ function GetProcessedPageMeta(): ProcessedPageMeta
 
     $processed = new ProcessedPageMeta();
 
+    // We either use default full title from config.json or append the config.appended_title into the given title.
     $processed->title = !isset($page_meta->title) || strlen($page_meta->title) == 0 ? $config->full_title : "$page_meta->title$config->appended_title";
+
+    // If no desc is given, use the default desc from config.json
     $processed->desc = !isset($page_meta->desc) || strlen($page_meta->desc) == 0 ? $config->site_desc : $page_meta->desc;
 
+    // if an og_image is given and the link is local, get its dimensions as well
     if (!preg_match('/^(https?:\/\/|\/)/', $page_meta->og_image)) {
         list($processed->og_image_width, $processed->og_image_height) = getimagesize($page_meta->og_image);
         $processed->og_image = getCurrentHostnameWithProtocol() . "/" . $page_meta->og_image;
-    } else if (preg_match('/^https?:\/\//', $page_meta->og_image)) {
+    }
+    // If an og_image is given and the link is not local, use it as is
+    else if (preg_match('/^https?:\/\//', $page_meta->og_image)) {
         $processed->og_image = $page_meta->og_image;
     }
 
+    // Nothing to process with type, just copy it over
     $processed->type = $page_meta->type;
 
     return $processed;