Eliminate the use of `extract()` in `get_terms()`.
See #22400. Built from https://develop.svn.wordpress.org/trunk@28465 git-svn-id: http://core.svn.wordpress.org/trunk@28292 1a063a9b-81f0-0310-95a4-ce76da25c4cd
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Scott Taylor
parent
c1b5670a00
commit
bec9993f38
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@ -1279,13 +1279,14 @@ function get_term_to_edit( $id, $taxonomy ) {
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* @param string|array $args The values of what to search for when returning terms
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* @return array|WP_Error List of Term Objects and their children. Will return WP_Error, if any of $taxonomies do not exist.
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*/
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function get_terms($taxonomies, $args = '') {
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function get_terms( $taxonomies, $args = '' ) {
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global $wpdb;
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$empty_array = array();
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$single_taxonomy = ! is_array( $taxonomies ) || 1 === count( $taxonomies );
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if ( ! is_array( $taxonomies ) )
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if ( ! is_array( $taxonomies ) ) {
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$taxonomies = array( $taxonomies );
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}
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foreach ( $taxonomies as $taxonomy ) {
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if ( ! taxonomy_exists($taxonomy) ) {
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@ -1326,23 +1327,25 @@ function get_terms($taxonomies, $args = '') {
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*/
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$args = apply_filters( 'get_terms_args', $args, $taxonomies );
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extract($args, EXTR_SKIP);
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$child_of = $args['child_of'];
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if ( $child_of ) {
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$hierarchy = _get_term_hierarchy( reset( $taxonomies ) );
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if ( ! isset( $hierarchy[ $child_of ] ) )
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if ( ! isset( $hierarchy[ $child_of ] ) ) {
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return $empty_array;
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}
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}
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$parent = $args['parent'];
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if ( $parent ) {
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$hierarchy = _get_term_hierarchy( reset( $taxonomies ) );
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if ( ! isset( $hierarchy[ $parent ] ) )
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if ( ! isset( $hierarchy[ $parent ] ) ) {
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return $empty_array;
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}
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}
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// $args can be whatever, only use the args defined in defaults to compute the key
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$filter_key = ( has_filter('list_terms_exclusions') ) ? serialize($GLOBALS['wp_filter']['list_terms_exclusions']) : '';
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$key = md5( serialize( compact(array_keys($defaults)) ) . serialize( $taxonomies ) . $filter_key );
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$key = md5( serialize( wp_array_slice_assoc( $args, array_keys( $defaults ) ) ) . serialize( $taxonomies ) . $filter_key );
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$last_changed = wp_cache_get( 'last_changed', 'terms' );
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if ( ! $last_changed ) {
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$last_changed = microtime();
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@ -1365,22 +1368,22 @@ function get_terms($taxonomies, $args = '') {
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return $cache;
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}
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$_orderby = strtolower($orderby);
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if ( 'count' == $_orderby )
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$_orderby = strtolower( $args['orderby'] );
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if ( 'count' == $_orderby ) {
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$orderby = 'tt.count';
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else if ( 'name' == $_orderby )
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} else if ( 'name' == $_orderby ) {
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$orderby = 't.name';
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else if ( 'slug' == $_orderby )
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} else if ( 'slug' == $_orderby ) {
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$orderby = 't.slug';
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else if ( 'term_group' == $_orderby )
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} else if ( 'term_group' == $_orderby ) {
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$orderby = 't.term_group';
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else if ( 'none' == $_orderby )
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} else if ( 'none' == $_orderby ) {
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$orderby = '';
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elseif ( empty($_orderby) || 'id' == $_orderby )
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} elseif ( empty($_orderby) || 'id' == $_orderby ) {
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$orderby = 't.term_id';
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else
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} else {
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$orderby = 't.name';
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}
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/**
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* Filter the ORDERBY clause of the terms query.
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*
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@ -1392,16 +1395,23 @@ function get_terms($taxonomies, $args = '') {
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*/
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$orderby = apply_filters( 'get_terms_orderby', $orderby, $args, $taxonomies );
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if ( !empty($orderby) )
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$order = strtoupper( $args['order'] );
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if ( ! empty( $orderby ) ) {
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$orderby = "ORDER BY $orderby";
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else
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} else {
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$order = '';
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}
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$order = strtoupper( $order );
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if ( '' !== $order && !in_array( $order, array( 'ASC', 'DESC' ) ) )
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if ( '' !== $order && ! in_array( $order, array( 'ASC', 'DESC' ) ) ) {
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$order = 'ASC';
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}
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$where = "tt.taxonomy IN ('" . implode("', '", $taxonomies) . "')";
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$exclude = $args['exclude'];
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$exclude_tree = $args['exclude_tree'];
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$include = $args['include'];
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$inclusions = '';
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if ( ! empty( $include ) ) {
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$exclude = '';
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@ -1414,7 +1424,6 @@ function get_terms($taxonomies, $args = '') {
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$where .= $inclusions;
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}
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$exclusions = '';
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if ( ! empty( $exclude_tree ) ) {
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$exclude_tree = wp_parse_id_list( $exclude_tree );
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$excluded_children = $exclude_tree;
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@ -1425,18 +1434,22 @@ function get_terms($taxonomies, $args = '') {
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);
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}
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$exclusions = implode( ',', array_map( 'intval', $excluded_children ) );
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} else {
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$exclusions = '';
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}
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if ( ! empty( $exclude ) ) {
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$exterms = wp_parse_id_list( $exclude );
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if ( empty( $exclusions ) )
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if ( empty( $exclusions ) ) {
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$exclusions = implode( ',', $exterms );
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else
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} else {
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$exclusions .= ', ' . implode( ',', $exterms );
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}
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}
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if ( ! empty( $exclusions ) )
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if ( ! empty( $exclusions ) ) {
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$exclusions = ' AND t.term_id NOT IN (' . $exclusions . ')';
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}
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/**
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* Filter the terms to exclude from the terms query.
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@ -1449,21 +1462,22 @@ function get_terms($taxonomies, $args = '') {
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*/
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$exclusions = apply_filters( 'list_terms_exclusions', $exclusions, $args, $taxonomies );
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if ( ! empty( $exclusions ) )
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if ( ! empty( $exclusions ) ) {
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$where .= $exclusions;
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}
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if ( !empty($slug) ) {
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$slug = sanitize_title($slug);
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if ( ! empty( $args['slug'] ) ) {
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$slug = sanitize_title( $args['slug'] );
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$where .= " AND t.slug = '$slug'";
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}
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if ( !empty($name__like) ) {
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$name__like = like_escape( $name__like );
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if ( ! empty( $args['name__like'] ) ) {
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$name__like = like_escape( $args['name__like'] );
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$where .= $wpdb->prepare( " AND t.name LIKE %s", '%' . $name__like . '%' );
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}
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if ( ! empty( $description__like ) ) {
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$description__like = like_escape( $description__like );
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if ( ! empty( $args['description__like'] ) ) {
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$description__like = like_escape( $args['description__like'] );
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$where .= $wpdb->prepare( " AND tt.description LIKE %s", '%' . $description__like . '%' );
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}
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@ -1472,29 +1486,35 @@ function get_terms($taxonomies, $args = '') {
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$where .= " AND tt.parent = '$parent'";
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}
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if ( 'count' == $fields )
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$hierarchical = $args['hierarchical'];
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if ( 'count' == $args['fields'] ) {
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$hierarchical = false;
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if ( $hide_empty && !$hierarchical )
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}
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if ( $args['hide_empty'] && !$hierarchical ) {
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$where .= ' AND tt.count > 0';
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}
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$number = $args['number'];
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$offset = $args['offset'];
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// don't limit the query results when we have to descend the family tree
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if ( $number && ! $hierarchical && ! $child_of && '' === $parent ) {
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if ( $offset )
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if ( $offset ) {
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$limits = 'LIMIT ' . $offset . ',' . $number;
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else
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} else {
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$limits = 'LIMIT ' . $number;
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}
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} else {
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$limits = '';
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}
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if ( ! empty( $search ) ) {
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$search = like_escape( $search );
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if ( ! empty( $args['search'] ) ) {
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$search = like_escape( $args['search'] );
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$where .= $wpdb->prepare( ' AND ((t.name LIKE %s) OR (t.slug LIKE %s))', '%' . $search . '%', '%' . $search . '%' );
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}
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$selects = array();
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switch ( $fields ) {
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switch ( $args['fields'] ) {
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case 'all':
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$selects = array( 't.*', 'tt.*' );
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break;
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@ -1518,7 +1538,7 @@ function get_terms($taxonomies, $args = '') {
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break;
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}
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$_fields = $fields;
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$_fields = $args['fields'];
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/**
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* Filter the fields to select in the terms query.
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@ -1545,20 +1565,18 @@ function get_terms($taxonomies, $args = '') {
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* @param array $args An array of terms query arguments.
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*/
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$clauses = apply_filters( 'terms_clauses', compact( $pieces ), $taxonomies, $args );
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foreach ( $pieces as $piece )
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foreach ( $pieces as $piece ) {
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$$piece = isset( $clauses[ $piece ] ) ? $clauses[ $piece ] : '';
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}
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$query = "SELECT $fields FROM $wpdb->terms AS t $join WHERE $where $orderby $order $limits";
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$fields = $_fields;
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if ( 'count' == $fields ) {
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if ( 'count' == $_fields ) {
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$term_count = $wpdb->get_var($query);
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return $term_count;
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}
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$terms = $wpdb->get_results($query);
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if ( 'all' == $fields ) {
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if ( 'all' == $_fields ) {
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update_term_cache($terms);
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}
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@ -1572,16 +1590,17 @@ function get_terms($taxonomies, $args = '') {
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if ( $child_of ) {
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$children = _get_term_hierarchy( reset( $taxonomies ) );
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if ( ! empty( $children ) )
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if ( ! empty( $children ) ) {
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$terms = _get_term_children( $child_of, $terms, reset( $taxonomies ) );
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}
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}
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// Update term counts to include children.
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if ( $pad_counts && 'all' == $fields )
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if ( $args['pad_counts'] && 'all' == $_fields ) {
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_pad_term_counts( $terms, reset( $taxonomies ) );
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}
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// Make sure we show empty categories that have children.
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if ( $hierarchical && $hide_empty && is_array( $terms ) ) {
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if ( $hierarchical && $args['hide_empty'] && is_array( $terms ) ) {
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foreach ( $terms as $k => $term ) {
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if ( ! $term->count ) {
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$children = get_term_children( $term->term_id, reset( $taxonomies ) );
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@ -1602,28 +1621,35 @@ function get_terms($taxonomies, $args = '') {
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reset( $terms );
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$_terms = array();
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if ( 'id=>parent' == $fields ) {
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while ( $term = array_shift( $terms ) )
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if ( 'id=>parent' == $_fields ) {
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while ( $term = array_shift( $terms ) ) {
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$_terms[$term->term_id] = $term->parent;
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} elseif ( 'ids' == $fields ) {
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while ( $term = array_shift( $terms ) )
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}
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} elseif ( 'ids' == $_fields ) {
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while ( $term = array_shift( $terms ) ) {
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$_terms[] = $term->term_id;
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} elseif ( 'names' == $fields ) {
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while ( $term = array_shift( $terms ) )
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}
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} elseif ( 'names' == $_fields ) {
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while ( $term = array_shift( $terms ) ) {
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$_terms[] = $term->name;
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} elseif ( 'id=>name' == $fields ) {
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while ( $term = array_shift( $terms ) )
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}
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} elseif ( 'id=>name' == $_fields ) {
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while ( $term = array_shift( $terms ) ) {
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$_terms[$term->term_id] = $term->name;
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} elseif ( 'id=>slug' == $fields ) {
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while ( $term = array_shift( $terms ) )
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}
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} elseif ( 'id=>slug' == $_fields ) {
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while ( $term = array_shift( $terms ) ) {
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$_terms[$term->term_id] = $term->slug;
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}
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}
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if ( ! empty( $_terms ) )
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if ( ! empty( $_terms ) ) {
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$terms = $_terms;
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}
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if ( $number && is_array( $terms ) && count( $terms ) > $number )
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if ( $number && is_array( $terms ) && count( $terms ) > $number ) {
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$terms = array_slice( $terms, $offset, $number );
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}
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wp_cache_add( $cache_key, $terms, 'terms', DAY_IN_SECONDS );
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