ApiComparePages: Update for MCR

[lhc/web/wiklou.git] / includes / diff / DifferenceEngine.php

diff --git a/includes/diff/DifferenceEngine.php b/includes/diff/DifferenceEngine.php
index 2ceda21..891f0fe 100644 (file)
--- a/includes/diff/DifferenceEngine.php
+++ b/includes/diff/DifferenceEngine.php
@@ -1014,6 +1014,34 @@ class DifferenceEngine extends ContextSource {
                return $difftext;
        }
 
+       /**
+        * Get the diff table body for one slot, without header
+        *
+        * @param string $role
+        * @return string|false
+        */
+       public function getDiffBodyForRole( $role ) {
+               $diffRenderers = $this->getSlotDiffRenderers();
+               if ( !isset( $diffRenderers[$role] ) ) {
+                       return false;
+               }
+
+               $slotContents = $this->getSlotContents();
+               $slotDiff = $diffRenderers[$role]->getDiff( $slotContents[$role]['old'],
+                       $slotContents[$role]['new'] );
+               if ( !$slotDiff ) {
+                       return false;
+               }
+
+               if ( $role !== 'main' ) {
+                       // TODO use human-readable role name at least
+                       $slotTitle = $role;
+                       $slotDiff = $this->getSlotHeader( $slotTitle ) . $slotDiff;
+               }
+
+               return $this->localiseDiff( $slotDiff );
+       }
+
        /**
         * Get a slot header for inclusion in a diff body (as a table row).
         *