Changeset 30347

Timestamp:

11/14/2014 09:52:23 PM (10 years ago)

Author:

boonebgorges

Message:

Flush cache for newly created term in _split_shared_term().

The term itself does not have any cached values yet, but in some cases the new
term's taxonomy may need its cached hierarchy to be refreshed as a result of
the term splitting.

Props jorbin.
See #30335.

Location:

trunk

Files:

• src/wp-includes/taxonomy.php (modified) (1 diff)
• tests/phpunit/tests/term/splitSharedTerm.php (modified) (1 diff)

trunk/src/wp-includes/taxonomy.php

@@ -4097 +4097 @@
     $children_tt_ids = $wpdb->get_col( $wpdb->prepare( "SELECT term_taxonomy_id FROM $wpdb->term_taxonomy WHERE taxonomy = %s AND parent = %d", $term_taxonomy->taxonomy, $term_id ) );
 
-    foreach ( $children_tt_ids as $child_tt_id ) {
-        $wpdb->update( $wpdb->term_taxonomy,
-            array( 'parent' => $new_term_id ),
-            array( 'term_taxonomy_id' => $child_tt_id )
-        );
-        clean_term_cache( $term_id, $term_taxonomy->taxonomy );
+    if ( ! empty( $children_tt_ids ) ) {
+        foreach ( $children_tt_ids as $child_tt_id ) {
+            $wpdb->update( $wpdb->term_taxonomy,
+                array( 'parent' => $new_term_id ),
+                array( 'term_taxonomy_id' => $child_tt_id )
+            );
+            clean_term_cache( $term_id, $term_taxonomy->taxonomy );
+        }
+    } else {
+        // If the term has no children, we must force its taxonomy cache to be rebuilt separately.
+        clean_term_cache( $new_term_id, $term_taxonomy->taxonomy );
     }
 

trunk/tests/phpunit/tests/term/splitSharedTerm.php

@@ -90 +90 @@
         $this->assertEquals( $this->tt_ids['t2_child'], $children[0]->term_taxonomy_id );
     }
+
+    /**
+     * @ticket 30335
+     */
+    public function test_should_rebuild_split_term_taxonomy_hierarchy() {
+        global $wpdb;
+
+        register_taxonomy( 'wptests_tax_3', 'post' );
+        register_taxonomy( 'wptests_tax_4', 'post', array(
+            'hierarchical' => true,
+        ) );
+
+        $t1 = wp_insert_term( 'Foo1', 'wptests_tax_3' );
+        $t2 = wp_insert_term( 'Foo1 Parent', 'wptests_tax_4' );
+        $t3 = wp_insert_term( 'Foo1', 'wptests_tax_4', array(
+            'parent' => $t2['term_id'],
+        ) );
+
+        // Manually modify because split terms shouldn't naturally occur.
+        $wpdb->update( $wpdb->term_taxonomy,
+            array( 'term_id' => $t1['term_id'] ),
+            array( 'term_taxonomy_id' => $t3['term_taxonomy_id'] ),
+            array( '%d' ),
+            array( '%d' )
+        );
+        $th = _get_term_hierarchy( 'wptests_tax_4' );
+
+        $new_term_id = _split_shared_term( $t1['term_id'], $t3['term_taxonomy_id'] );
+
+        $t2_children = get_term_children( $t2['term_id'], 'wptests_tax_4' );
+        $this->assertEquals( array( $new_term_id ), $t2_children );
+    }
 }