Alter API documentation to reflect API changes

simple_sitemap.api.php

@@ -18,9 +18,20 @@
  *  Array containing multilingual links generated for each path to be indexed.
  */
 function hook_simple_sitemap_links_alter(&$links) {
-  // Remove German links for all paths in the hreflang sitemap.
+
+  // Remove German URL for a certain path in the hreflang sitemap.
   foreach($links as &$link) {
-    unset($link['urls']['de']);
+    if ($link['path'] == 'node/1') {
+      // Remove 'loc' URL if it points to a german site.
+      if ($link['langcode'] == 'de') {
+        unset($link);
+      }
+      // If this 'loc' URL points to a non-german site, make sure to remove
+      // its german alternate URL.
+      else {
+        unset($link['alternate_urls']['de']);
+      }
+    }
   }
 }