'rewrite' => $rewrite['category'],
'public' => true,
'show_ui' => true,
+ 'show_admin_column' => true,
'_builtin' => true,
) );
'rewrite' => $rewrite['post_tag'],
'public' => true,
'show_ui' => true,
+ 'show_admin_column' => true,
'_builtin' => true,
) );
'add_or_remove_items' => null,
'choose_from_most_used' => null,
),
+ 'capabilities' => array(
+ 'manage_terms' => 'manage_links',
+ 'edit_terms' => 'manage_links',
+ 'delete_terms' => 'manage_links',
+ 'assign_terms' => 'manage_links',
+ ),
'query_var' => false,
'rewrite' => false,
'public' => false,
* @param string $taxonomy Name of taxonomy object
* @param array|string $object_type Name of the object type for the taxonomy object.
* @param array|string $args See above description for the two keys values.
+ * @return null|WP_Error WP_Error if errors, otherwise null.
*/
function register_taxonomy( $taxonomy, $object_type, $args = array() ) {
global $wp_taxonomies, $wp;
);
$args = wp_parse_args($args, $defaults);
+ if ( strlen( $taxonomy ) > 32 )
+ return new WP_Error( 'taxonomy_too_long', __( 'Taxonomies cannot exceed 32 characters in length' ) );
+
if ( false !== $args['query_var'] && !empty($wp) ) {
if ( true === $args['query_var'] )
$args['query_var'] = $taxonomy;
- $args['query_var'] = sanitize_title_with_dashes($args['query_var']);
+ else
+ $args['query_var'] = sanitize_title_with_dashes($args['query_var']);
$wp->add_query_var($args['query_var']);
}
$join = '';
$where = array();
$i = 0;
+ $count = count( $this->queries );
- foreach ( $this->queries as $query ) {
+ foreach ( $this->queries as $index => $query ) {
$this->clean_query( $query );
- if ( is_wp_error( $query ) ) {
+ if ( is_wp_error( $query ) )
return self::$no_results;
- }
extract( $query );
if ( 'IN' == $operator ) {
if ( empty( $terms ) ) {
- if ( 'OR' == $this->relation )
+ if ( 'OR' == $this->relation ) {
+ if ( ( $index + 1 === $count ) && empty( $where ) )
+ return self::$no_results;
continue;
- else
+ } else {
return self::$no_results;
+ }
}
$terms = implode( ',', $terms );
$i++;
}
- if ( !empty( $where ) )
+ if ( ! empty( $where ) )
$where = ' AND ( ' . implode( " $this->relation ", $where ) . ' )';
else
$where = '';
* Transforms a single query, from one field to another.
*
* @since 3.2.0
- * @access private
*
* @param array &$query The single query
* @param string $resulting_field The resulting field
*/
- private function transform_query( &$query, $resulting_field ) {
+ public function transform_query( &$query, $resulting_field ) {
global $wpdb;
if ( empty( $query['terms'] ) )
AND $wpdb->terms.{$query['field']} IN ($terms)
" );
break;
-
+ case 'term_taxonomy_id':
+ $terms = implode( ',', array_map( 'intval', $query['terms'] ) );
+ $terms = $wpdb->get_col( "
+ SELECT $resulting_field
+ FROM $wpdb->term_taxonomy
+ WHERE term_taxonomy_id IN ($terms)
+ " );
+ break;
default:
$terms = implode( ',', array_map( 'intval', $query['terms'] ) );
$terms = $wpdb->get_col( "
* @return mixed|null|WP_Error Term Row from database. Will return null if $term is empty. If taxonomy does not
* exist then WP_Error will be returned.
*/
-function &get_term($term, $taxonomy, $output = OBJECT, $filter = 'raw') {
+function get_term($term, $taxonomy, $output = OBJECT, $filter = 'raw') {
global $wpdb;
$null = null;
* @param string|array $args The values of what to search for when returning terms
* @return array|WP_Error List of Term Objects and their children. Will return WP_Error, if any of $taxonomies do not exist.
*/
-function &get_terms($taxonomies, $args = '') {
+function get_terms($taxonomies, $args = '') {
global $wpdb;
$empty_array = array();
- $single_taxonomy = false;
- if ( !is_array($taxonomies) ) {
- $single_taxonomy = true;
- $taxonomies = array($taxonomies);
- }
+ $single_taxonomy = ! is_array( $taxonomies ) || 1 === count( $taxonomies );
+ if ( ! is_array( $taxonomies ) )
+ $taxonomies = array( $taxonomies );
foreach ( $taxonomies as $taxonomy ) {
if ( ! taxonomy_exists($taxonomy) ) {
}
if ( empty($terms) ) {
- wp_cache_add( $cache_key, array(), 'terms', 86400 ); // one day
+ wp_cache_add( $cache_key, array(), 'terms', DAY_IN_SECONDS );
$terms = apply_filters('get_terms', array(), $taxonomies, $args);
return $terms;
}
if ( $child_of ) {
$children = _get_term_hierarchy($taxonomies[0]);
if ( ! empty($children) )
- $terms = & _get_term_children($child_of, $terms, $taxonomies[0]);
+ $terms = _get_term_children($child_of, $terms, $taxonomies[0]);
}
// Update term counts to include children.
$terms = array_slice($terms, $offset, $number);
}
- wp_cache_add( $cache_key, $terms, 'terms', 86400 ); // one day
+ wp_cache_add( $cache_key, $terms, 'terms', DAY_IN_SECONDS );
$terms = apply_filters('get_terms', $terms, $taxonomies, $args);
return $terms;
*
* @param string $taxonomy Taxonomy name
* @param array|string $args Overwrite defaults. See get_terms()
- * @return int How many terms are in $taxonomy
+ * @return int|WP_Error How many terms are in $taxonomy. WP_Error if $taxonomy does not exist.
*/
function wp_count_terms( $taxonomy, $args = array() ) {
$defaults = array('hide_empty' => false);
foreach ( $tax_object->object_type as $object_type )
clean_object_term_cache( $objects, $object_type );
+ // Get the object before deletion so we can pass to actions below
+ $deleted_term = get_term( $term, $taxonomy );
+
do_action( 'delete_term_taxonomy', $tt_id );
$wpdb->delete( $wpdb->term_taxonomy, array( 'term_taxonomy_id' => $tt_id ) );
do_action( 'deleted_term_taxonomy', $tt_id );
clean_term_cache($term, $taxonomy);
- do_action('delete_term', $term, $tt_id, $taxonomy);
- do_action("delete_$taxonomy", $term, $tt_id);
+ do_action( 'delete_term', $term, $tt_id, $taxonomy, $deleted_term );
+ do_action( "delete_$taxonomy", $term, $tt_id, $deleted_term );
return true;
}
if ( in_array($tt_id, $final_tt_ids) )
$values[] = $wpdb->prepare( "(%d, %d, %d)", $object_id, $tt_id, ++$term_order);
if ( $values )
- $wpdb->query("INSERT INTO $wpdb->term_relationships (object_id, term_taxonomy_id, term_order) VALUES " . join(',', $values) . " ON DUPLICATE KEY UPDATE term_order = VALUES(term_order)");
+ if ( false === $wpdb->query( "INSERT INTO $wpdb->term_relationships (object_id, term_taxonomy_id, term_order) VALUES " . join( ',', $values ) . " ON DUPLICATE KEY UPDATE term_order = VALUES(term_order)" ) )
+ return new WP_Error( 'db_insert_error', __( 'Could not insert term relationship into the database' ), $wpdb->last_error );
}
+ wp_cache_delete( $object_id, $taxonomy . '_relationships' );
+
do_action('set_object_terms', $object_id, $terms, $tt_ids, $taxonomy, $append, $old_tt_ids);
return $tt_ids;
}
if ( !is_array($object_ids) )
$object_ids = array($object_ids);
+ $taxonomies = get_object_taxonomies( $object_type );
+
foreach ( $object_ids as $id )
- foreach ( get_object_taxonomies($object_type) as $taxonomy )
+ foreach ( $taxonomies as $taxonomy )
wp_cache_delete($id, "{$taxonomy}_relationships");
do_action('clean_object_term_cache', $object_ids, $object_type);
* @param string $taxonomy Taxonomy Name
* @return bool|array Empty array if $terms found, but not $taxonomy. False if nothing is in cache for $taxonomy and $id.
*/
-function &get_object_term_cache($id, $taxonomy) {
+function get_object_term_cache($id, $taxonomy) {
$cache = wp_cache_get($id, "{$taxonomy}_relationships");
return $cache;
}
* @param string $taxonomy The taxonomy which determines the hierarchy of the terms.
* @return array The subset of $terms that are descendants of $term_id.
*/
-function &_get_term_children($term_id, $terms, $taxonomy) {
+function _get_term_children($term_id, $terms, $taxonomy) {
$empty_array = array();
if ( empty($terms) )
return $empty_array;
if ( !is_object($term) ) {
if ( is_int($term) ) {
- $term = &get_term($term, $taxonomy);
+ $term = get_term($term, $taxonomy);
} else {
- $term = &get_term_by('slug', $term, $taxonomy);
+ $term = get_term_by('slug', $term, $taxonomy);
}
}
* @return array
*/
function get_the_taxonomies($post = 0, $args = array() ) {
- if ( is_int($post) )
- $post =& get_post($post);
- elseif ( !is_object($post) )
- $post =& $GLOBALS['post'];
+ $post = get_post( $post );
$args = wp_parse_args( $args, array(
'template' => '%s: %l.',
$t['template'] = $template;
$terms = get_object_term_cache($post->ID, $taxonomy);
- if ( empty($terms) )
+ if ( false === $terms )
$terms = wp_get_object_terms($post->ID, $taxonomy, $t['args']);
$links = array();
* @return array
*/
function get_post_taxonomies($post = 0) {
- $post =& get_post($post);
+ $post = get_post( $post );
return get_object_taxonomies($post);
}
return new WP_Error( 'invalid_object', __( 'Invalid object ID' ) );
$object_terms = get_object_term_cache( $object_id, $taxonomy );
- if ( empty( $object_terms ) )
+ if ( false === $object_terms )
$object_terms = wp_get_object_terms( $object_id, $taxonomy );
if ( is_wp_error( $object_terms ) )
$ancestors[] = (int) $term->parent;
$term = get_term($term->parent, $object_type);
}
- } elseif ( null !== get_post_type_object( $object_type ) ) {
- $object = get_post($object_id);
- if ( ! is_wp_error( $object ) && isset( $object->ancestors ) && is_array( $object->ancestors ) )
- $ancestors = $object->ancestors;
- else {
- while ( ! is_wp_error($object) && ! empty( $object->post_parent ) && ! in_array( $object->post_parent, $ancestors ) ) {
- $ancestors[] = (int) $object->post_parent;
- $object = get_post($object->post_parent);
- }
- }
+ } elseif ( post_type_exists( $object_type ) ) {
+ $ancestors = get_post_ancestors($object_id);
}
return apply_filters('get_ancestors', $ancestors, $object_id, $object_type);