//
/**
- * Creates the initial taxonomies when 'init' action is fired.
+ * Creates the initial taxonomies.
+ *
+ * This function fires twice: in wp-settings.php before plugins are loaded (for
+ * backwards compatibility reasons), and again on the 'init' action. We must avoid
+ * registering rewrite rules before the 'init' action.
*/
function create_initial_taxonomies() {
global $wp_rewrite;
+ if ( ! did_action( 'init' ) ) {
+ $rewrite = array( 'category' => false, 'post_tag' => false, 'post_format' => false );
+ } else {
+ $post_format_base = apply_filters( 'post_format_rewrite_base', 'type' );
+ $rewrite = array(
+ 'category' => array(
+ 'hierarchical' => true,
+ 'slug' => get_option('category_base') ? get_option('category_base') : 'category',
+ 'with_front' => ! get_option('category_base') || $wp_rewrite->using_index_permalinks(),
+ 'ep_mask' => EP_CATEGORIES,
+ ),
+ 'post_tag' => array(
+ 'slug' => get_option('tag_base') ? get_option('tag_base') : 'tag',
+ 'with_front' => ! get_option('tag_base') || $wp_rewrite->using_index_permalinks(),
+ 'ep_mask' => EP_TAGS,
+ ),
+ 'post_format' => $post_format_base ? array( 'slug' => $post_format_base ) : false,
+ );
+ }
+
register_taxonomy( 'category', 'post', array(
'hierarchical' => true,
'query_var' => 'category_name',
- 'rewrite' => did_action( 'init' ) ? array(
- 'hierarchical' => true,
- 'slug' => get_option('category_base') ? get_option('category_base') : 'category',
- 'with_front' => ( get_option('category_base') && ! $wp_rewrite->using_index_permalinks() ) ? false : true ) : false,
+ 'rewrite' => $rewrite['category'],
'public' => true,
'show_ui' => true,
'_builtin' => true,
register_taxonomy( 'post_tag', 'post', array(
'hierarchical' => false,
'query_var' => 'tag',
- 'rewrite' => did_action( 'init' ) ? array(
- 'slug' => get_option('tag_base') ? get_option('tag_base') : 'tag',
- 'with_front' => ( get_option('tag_base') && ! $wp_rewrite->using_index_permalinks() ) ? false : true ) : false,
+ 'rewrite' => $rewrite['post_tag'],
'public' => true,
'show_ui' => true,
'_builtin' => true,
'_builtin' => true,
) );
- $rewrite = false;
- if ( did_action( 'init' ) ) {
- $rewrite = apply_filters( 'post_format_rewrite_base', 'type' );
- $rewrite = $rewrite ? array( 'slug' => $rewrite ) : false;
- }
-
register_taxonomy( 'post_format', 'post', array(
'public' => true,
'hierarchical' => false,
'singular_name' => _x( 'Format', 'post format' ),
),
'query_var' => true,
- 'rewrite' => $rewrite,
+ 'rewrite' => $rewrite['post_format'],
'show_ui' => false,
'_builtin' => true,
- 'show_in_nav_menus' => false,
+ 'show_in_nav_menus' => current_theme_supports( 'post-formats' ),
) );
}
add_action( 'init', 'create_initial_taxonomies', 0 ); // highest priority
return wp_filter_object_list($wp_taxonomies, $args, $operator, $field);
}
-
/**
* Return all of the taxonomy names that are of $object_type.
*
* @subpackage Taxonomy
* @since 2.3.0
* @uses $wp_taxonomies Inserts new taxonomy object into the list
- * @uses $wp_rewrite Adds rewrite tags and permastructs
* @uses $wp Adds query vars
*
* @param string $taxonomy Name of taxonomy object
* @param array|string $args See above description for the two keys values.
*/
function register_taxonomy( $taxonomy, $object_type, $args = array() ) {
- global $wp_taxonomies, $wp_rewrite, $wp;
+ global $wp_taxonomies, $wp;
if ( ! is_array($wp_taxonomies) )
$wp_taxonomies = array();
$wp->add_query_var($args['query_var']);
}
- if ( false !== $args['rewrite'] && '' != get_option('permalink_structure') ) {
+ if ( false !== $args['rewrite'] && ( is_admin() || '' != get_option('permalink_structure') ) ) {
$args['rewrite'] = wp_parse_args($args['rewrite'], array(
'slug' => sanitize_title_with_dashes($taxonomy),
'with_front' => true,
- 'hierarchical' => false
+ 'hierarchical' => false,
+ 'ep_mask' => EP_NONE,
));
if ( $args['hierarchical'] && $args['rewrite']['hierarchical'] )
else
$tag = '([^/]+)';
- $wp_rewrite->add_rewrite_tag("%$taxonomy%", $tag, $args['query_var'] ? "{$args['query_var']}=" : "taxonomy=$taxonomy&term=");
- $wp_rewrite->add_permastruct($taxonomy, "{$args['rewrite']['slug']}/%$taxonomy%", $args['rewrite']['with_front']);
+ add_rewrite_tag( "%$taxonomy%", $tag, $args['query_var'] ? "{$args['query_var']}=" : "taxonomy=$taxonomy&term=" );
+ add_permastruct( $taxonomy, "{$args['rewrite']['slug']}/%$taxonomy%", $args['rewrite'] );
}
if ( is_null($args['show_ui']) )
* - parent_item - This string isn't used on non-hierarchical taxonomies. In hierarchical ones the default is Parent Category
* - parent_item_colon - The same as <code>parent_item</code>, but with colon <code>:</code> in the end
* - edit_item - Default is Edit Tag/Edit Category
+ * - view_item - Default is View Tag/View Category
* - update_item - Default is Update Tag/Update Category
* - add_new_item - Default is Add New Tag/Add New Category
* - new_item_name - Default is New Tag Name/New Category Name
- * - separate_items_with_commas - This string isn't used on hierarchical taxonomies. Default is "Separate tags with commas," used in the meta box.
- * - add_or_remove_items - This string isn't used on hierarchical taxonomies. Default is "Add or remove tags," used in the meta box when JavaScript is disabled.
- * - choose_from_most_used - This string isn't used on hierarchical taxonomies. Default is "Choose from the most used tags," used in the meta box.
+ * - separate_items_with_commas - This string isn't used on hierarchical taxonomies. Default is "Separate tags with commas", used in the meta box.
+ * - add_or_remove_items - This string isn't used on hierarchical taxonomies. Default is "Add or remove tags", used in the meta box when JavaScript is disabled.
+ * - choose_from_most_used - This string isn't used on hierarchical taxonomies. Default is "Choose from the most used tags", used in the meta box.
*
- * Above, the first default value is for non-hierarchical taxonomies (like tags) and the second one is for hierarchical taxonomies (like categories.)
+ * Above, the first default value is for non-hierarchical taxonomies (like tags) and the second one is for hierarchical taxonomies (like categories).
*
* @since 3.0.0
* @param object $tax Taxonomy object
* @uses $wp_taxonomies Modifies taxonomy object
*
* @param string $taxonomy Name of taxonomy object
- * @param array|string $object_type Name of the object type
+ * @param string $object_type Name of the object type
* @return bool True if successful, false if not
*/
function register_taxonomy_for_object_type( $taxonomy, $object_type) {
foreach ( (array) $taxonomies as $taxonomy ) {
if ( ! taxonomy_exists( $taxonomy ) )
- return new WP_Error( 'invalid_taxonomy', __( 'Invalid Taxonomy' ) );
+ return new WP_Error( 'invalid_taxonomy', __( 'Invalid taxonomy' ) );
}
$defaults = array( 'order' => 'ASC' );
}
if ( ! taxonomy_exists($taxonomy) ) {
- $error = new WP_Error('invalid_taxonomy', __('Invalid Taxonomy'));
+ $error = new WP_Error('invalid_taxonomy', __('Invalid taxonomy'));
return $error;
}
*/
function get_term_children( $term_id, $taxonomy ) {
if ( ! taxonomy_exists($taxonomy) )
- return new WP_Error('invalid_taxonomy', __('Invalid Taxonomy'));
+ return new WP_Error('invalid_taxonomy', __('Invalid taxonomy'));
$term_id = intval( $term_id );
* hide_empty - Default is true. Will not return empty terms, which means
* terms whose count is 0 according to the given taxonomy.
*
- * exclude - Default is an empty array. An array, comma- or space-delimited string
- * of term ids to exclude from the return array. If 'include' is non-empty,
+ * exclude - Default is an empty array. An array, comma- or space-delimited string
+ * of term ids to exclude from the return array. If 'include' is non-empty,
* 'exclude' is ignored.
*
- * exclude_tree - Default is an empty array. An array, comma- or space-delimited
+ * exclude_tree - Default is an empty array. An array, comma- or space-delimited
* string of term ids to exclude from the return array, along with all of their
- * descendant terms according to the primary taxonomy. If 'include' is non-empty,
+ * descendant terms according to the primary taxonomy. If 'include' is non-empty,
* 'exclude_tree' is ignored.
*
- * include - Default is an empty array. An array, comma- or space-delimited string
+ * include - Default is an empty array. An array, comma- or space-delimited string
* of term ids to include in the return array.
*
- * number - The maximum number of terms to return. Default is to return them all.
+ * number - The maximum number of terms to return. Default is to return them all.
*
* offset - The number by which to offset the terms query.
*
* (even if 'hide_empty' is set to true).
*
* search - Returned terms' names will contain the value of 'search',
- * case-insensitive. Default is an empty string.
+ * case-insensitive. Default is an empty string.
*
* name__like - Returned terms' names will begin with the value of 'name__like',
* case-insensitive. Default is empty string.
* The 'get' argument, if set to 'all' instead of its default empty string,
* returns terms regardless of ancestry or whether the terms are empty.
*
- * The 'child_of' argument, when used, should be set to the integer of a term ID. Its default
- * is 0. If set to a non-zero value, all returned terms will be descendants
- * of that term according to the given taxonomy. Hence 'child_of' is set to 0
+ * The 'child_of' argument, when used, should be set to the integer of a term ID. Its default
+ * is 0. If set to a non-zero value, all returned terms will be descendants
+ * of that term according to the given taxonomy. Hence 'child_of' is set to 0
* if more than one taxonomy is passed in $taxonomies, because multiple taxonomies
* make term ancestry ambiguous.
*
- * The 'parent' argument, when used, should be set to the integer of a term ID. Its default is
+ * The 'parent' argument, when used, should be set to the integer of a term ID. Its default is
* the empty string '', which has a different meaning from the integer 0.
* If set to an integer value, all returned terms will have as an immediate
* ancestor the term whose ID is specified by that integer according to the given taxonomy.
foreach ( $taxonomies as $taxonomy ) {
if ( ! taxonomy_exists($taxonomy) ) {
- $error = new WP_Error('invalid_taxonomy', __('Invalid Taxonomy'));
+ $error = new WP_Error('invalid_taxonomy', __('Invalid taxonomy'));
return $error;
}
}
/**
* Check if Term exists.
*
- * Returns the index of a defined term, or 0 (false) if the term doesn't exist.
- *
* Formerly is_term(), introduced in 2.3.0.
*
* @package WordPress
* @param int|string $term The term to check
* @param string $taxonomy The taxonomy name to use
* @param int $parent ID of parent term under which to confine the exists search.
- * @return mixed Get the term id or Term Object, if exists.
+ * @return mixed Returns 0 if the term does not exist. Returns the term ID if no taxonomy is specified
+ * and the term ID exists. Returns an array of the term ID and the taxonomy if the pairing exists.
*/
function term_exists($term, $taxonomy = '', $parent = 0) {
global $wpdb;
return $wpdb->get_var( $wpdb->prepare("SELECT term_id FROM $wpdb->terms as t WHERE $else_where", $else_where_fields) );
}
+/**
+ * Check if a term is an ancestor of another term.
+ *
+ * You can use either an id or the term object for both parameters.
+ *
+ * @since 3.4.0
+ *
+ * @param int|object $term1 ID or object to check if this is the parent term.
+ * @param int|object $term2 The child term.
+ * @param string $taxonomy Taxonomy name that $term1 and $term2 belong to.
+ * @return bool Whether $term2 is child of $term1
+ */
+function term_is_ancestor_of( $term1, $term2, $taxonomy ) {
+ if ( ! isset( $term1->term_id ) )
+ $term1 = get_term( $term1, $taxonomy );
+ if ( ! isset( $term2->parent ) )
+ $term2 = get_term( $term2, $taxonomy );
+
+ if ( empty( $term1->term_id ) || empty( $term2->parent ) )
+ return false;
+ if ( $term2->parent == $term1->term_id )
+ return true;
+
+ return term_is_ancestor_of( $term1, get_term( $term2->parent, $taxonomy ), $taxonomy );
+}
+
/**
* Sanitize Term all fields.
*
clean_object_term_cache( $objects, $object_type );
do_action( 'delete_term_taxonomy', $tt_id );
- $wpdb->query( $wpdb->prepare( "DELETE FROM $wpdb->term_taxonomy WHERE term_taxonomy_id = %d", $tt_id ) );
+ $wpdb->delete( $wpdb->term_taxonomy, array( 'term_taxonomy_id' => $tt_id ) );
do_action( 'deleted_term_taxonomy', $tt_id );
// Delete the term if no taxonomies use it.
if ( !$wpdb->get_var( $wpdb->prepare( "SELECT COUNT(*) FROM $wpdb->term_taxonomy WHERE term_id = %d", $term) ) )
- $wpdb->query( $wpdb->prepare( "DELETE FROM $wpdb->terms WHERE term_id = %d", $term) );
+ $wpdb->delete( $wpdb->terms, array( 'term_id' => $term ) );
clean_term_cache($term, $taxonomy);
* @param int|array $object_ids The ID(s) of the object(s) to retrieve.
* @param string|array $taxonomies The taxonomies to retrieve terms from.
* @param array|string $args Change what is returned
- * @return array|WP_Error The requested term data or empty array if no terms found. WP_Error if $taxonomy does not exist.
+ * @return array|WP_Error The requested term data or empty array if no terms found. WP_Error if any of the $taxonomies don't exist.
*/
function wp_get_object_terms($object_ids, $taxonomies, $args = array()) {
global $wpdb;
+ if ( empty( $object_ids ) || empty( $taxonomies ) )
+ return array();
+
if ( !is_array($taxonomies) )
$taxonomies = array($taxonomies);
foreach ( (array) $taxonomies as $taxonomy ) {
if ( ! taxonomy_exists($taxonomy) )
- return new WP_Error('invalid_taxonomy', __('Invalid Taxonomy'));
+ return new WP_Error('invalid_taxonomy', __('Invalid taxonomy'));
}
if ( !is_array($object_ids) )
$object_id = (int) $object_id;
if ( ! taxonomy_exists($taxonomy) )
- return new WP_Error('invalid_taxonomy', __('Invalid Taxonomy'));
+ return new WP_Error('invalid_taxonomy', __('Invalid taxonomy'));
if ( !is_array($terms) )
$terms = array($terms);
// Cache
//
-
/**
* Removes the taxonomy relationship to terms from the cache.
*
do_action('clean_object_term_cache', $object_ids, $object_type);
}
-
/**
* Will remove all of the term ids from the cache.
*
wp_cache_set('last_changed', time(), 'terms');
}
-
/**
* Retrieves the taxonomy relationship to the term object id.
*
return $cache;
}
-
/**
* Updates the cache for Term ID(s).
*
$object_terms[$term->object_id][$term->taxonomy][$term->term_id] = $term;
foreach ( $ids as $id ) {
- foreach ( $taxonomies as $taxonomy ) {
+ foreach ( $taxonomies as $taxonomy ) {
if ( ! isset($object_terms[$id][$taxonomy]) ) {
if ( !isset($object_terms[$id]) )
$object_terms[$id] = array();
foreach ( $object_terms as $id => $value ) {
foreach ( $value as $taxonomy => $terms ) {
- wp_cache_set($id, $terms, "{$taxonomy}_relationships");
+ wp_cache_add( $id, $terms, "{$taxonomy}_relationships" );
}
}
}
-
/**
* Updates Terms to Taxonomy in cache.
*
// Private
//
-
/**
* Retrieves children of taxonomy as Term IDs.
*
return $children;
}
-
/**
* Get the subset of $terms that are descendants of $term_id.
*
return $term_list;
}
-
/**
* Add count of children to parent count.
*
if ( $object_types )
$count += (int) $wpdb->get_var( $wpdb->prepare( "SELECT COUNT(*) FROM $wpdb->term_relationships, $wpdb->posts WHERE $wpdb->posts.ID = $wpdb->term_relationships.object_id AND post_status = 'publish' AND post_type IN ('" . implode("', '", $object_types ) . "') AND term_taxonomy_id = %d", $term ) );
-
do_action( 'edit_term_taxonomy', $term, $taxonomy );
$wpdb->update( $wpdb->term_taxonomy, compact( 'count' ), array( 'term_taxonomy_id' => $term ) );
do_action( 'edited_term_taxonomy', $term, $taxonomy );
*
* @param int $object_id ID of the object (post ID, link ID, ...)
* @param string $taxonomy Single taxonomy name
- * @param int|string|array $terms Optional. Term term_id, name, slug or array of said
+ * @param int|string|array $terms Optional. Term term_id, name, slug or array of said
* @return bool|WP_Error. WP_Error on input error.
*/
function is_object_in_term( $object_id, $taxonomy, $terms = null ) {
if ( isset( $loop[$term_id] ) )
return 0;
- // There's a loop, but it doesn't contain $term_id. Break the loop.
+ // There's a loop, but it doesn't contain $term_id. Break the loop.
foreach ( array_keys( $loop ) as $loop_member )
wp_update_term( $loop_member, $taxonomy, array( 'parent' => 0 ) );
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