Ticket #37114: 37114.diff

src/wp-includes/post-template.php

@@ -505 +505 @@
         // hentry for hAtom compliance
         $classes[] = 'hentry';
 
-        // All public taxonomies
-        $taxonomies = get_taxonomies( array( 'public' => true ) );
-        foreach ( (array) $taxonomies as $taxonomy ) {
-                if ( is_object_in_taxonomy( $post->post_type, $taxonomy ) ) {
-                        foreach ( (array) get_the_terms( $post->ID, $taxonomy ) as $term ) {
-                                if ( empty( $term->slug ) ) {
-                                        continue;
-                                }
+        /**
+         * Filters the showing of taxonomy term classes.
+         *
+         * @since 4.7.0
+         *
+         * @param bool $status Default to show taxonomy term classes.
+         * @param WP_Post $post Post Object.
+         */
+        if ( apply_filters( 'get_post_class_taxonomy', true, $post ) ) {
+                // All public taxonomies with show_term_classes turned on.
+                $taxonomies = get_taxonomies( array(
+                        'public' => true,
+                        'show_term_classes' => true,
+                ) );
 
-                                $term_class = sanitize_html_class( $term->slug, $term->term_id );
-                                if ( is_numeric( $term_class ) || ! trim( $term_class, '-' ) ) {
-                                        $term_class = $term->term_id;
-                                }
+                foreach ( (array) $taxonomies as $taxonomy ) {
+                        if ( is_object_in_taxonomy( $post->post_type, $taxonomy ) ) {
+                                foreach ( (array) get_the_terms( $post->ID, $taxonomy ) as $term ) {
+                                        if ( empty( $term->slug ) ) {
+                                                continue;
+                                        }
 
-                                // 'post_tag' uses the 'tag' prefix for backward compatibility.
-                                if ( 'post_tag' == $taxonomy ) {
-                                        $classes[] = 'tag-' . $term_class;
-                                } else {
-                                        $classes[] = sanitize_html_class( $taxonomy . '-' . $term_class, $taxonomy . '-' . $term->term_id );
+                                        $term_class = sanitize_html_class( $term->slug, $term->term_id );
+                                        if ( is_numeric( $term_class ) || ! trim( $term_class, '-' ) ) {
+                                                $term_class = $term->term_id;
+                                        }
+
+                                        // 'post_tag' uses the 'tag' prefix for backward compatibility.
+                                        if ( 'post_tag' == $taxonomy ) {
+                                                $classes[] = 'tag-' . $term_class;
+                                        } else {
+                                                $classes[] = sanitize_html_class( $taxonomy . '-' . $term_class, $taxonomy . '-' . $term->term_id );
+                                        }
                                 }
                         }
                 }

src/wp-includes/taxonomy.php

@@ -391 +391 @@
                 'show_tagcloud'         => null,
                 'show_in_quick_edit'    => null,
                 'show_admin_column'     => false,
+                'show_term_classes'     => true,
                 'meta_box_cb'           => null,
                 'capabilities'          => array(),
                 'rewrite'               => true,