RCFilters: Don't show tags with 0 hits in tag menu

Bug: T182219
Change-Id: Id6b4c6fe652c15388f0d6b37912cb582ea205a47

diff --git a/includes/specialpage/ChangesListSpecialPage.php b/includes/specialpage/ChangesListSpecialPage.php
index ea1cf59..dfdbc07 100644 (file)
--- a/includes/specialpage/ChangesListSpecialPage.php
+++ b/includes/specialpage/ChangesListSpecialPage.php
@@ -848,23 +848,23 @@ abstract class ChangesListSpecialPage extends SpecialPage {
                                $explicitlyDefinedTags = array_fill_keys( ChangeTags::listExplicitlyDefinedTags(), 0 );
                                $softwareActivatedTags = array_fill_keys( ChangeTags::listSoftwareActivatedTags(), 0 );
 
-                               // Hit counts disabled for perf reasons, see T169997
-                               /*
                                $tagStats = ChangeTags::tagUsageStatistics();
                                $tagHitCounts = array_merge( $explicitlyDefinedTags, $softwareActivatedTags, $tagStats );
 
-                               // Sort by hits
-                               arsort( $tagHitCounts );
-                               */
-                               $tagHitCounts = array_merge( $explicitlyDefinedTags, $softwareActivatedTags );
+                               // Sort by hits (disabled for now)
+                               //arsort( $tagHitCounts );
 
                                // Build the list and data
                                $result = [];
                                foreach ( $tagHitCounts as $tagName => $hits ) {
                                        if (
-                                               // Only get active tags
-                                               isset( $explicitlyDefinedTags[ $tagName ] ) ||
-                                               isset( $softwareActivatedTags[ $tagName ] )
+                                               (
+                                                       // Only get active tags
+                                                       isset( $explicitlyDefinedTags[ $tagName ] ) ||
+                                                       isset( $softwareActivatedTags[ $tagName ] )
+                                               ) &&
+                                               // Only get tags with more than 0 hits
+                                               $hits > 0
                                        ) {
                                                $result[] = [
                                                        'name' => $tagName,