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0e05576999
git-svn-id: http://svn.automattic.com/wordpress/trunk@5529 1a063a9b-81f0-0310-95a4-ce76da25c4cd
129 lines
3.2 KiB
PHP
129 lines
3.2 KiB
PHP
<?php
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define('TAXONOMY_CATEGORY', 1);
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define('TAXONOMY_TAG', 2);
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function get_all_category_ids() {
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global $wpdb;
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if ( ! $cat_ids = wp_cache_get('all_category_ids', 'category') ) {
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$cat_ids = get_terms('category', 'get=ids&hierarchical=0&hide_empty=0');
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wp_cache_add('all_category_ids', $cat_ids, 'category');
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}
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return $cat_ids;
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}
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function &get_categories($args = '') {
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// TODO Add back compat fields into each object.
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return get_terms('category', $args);
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}
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// Retrieves category data given a category ID or category object.
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// Handles category caching.
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function &get_category(&$category, $output = OBJECT) {
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return get_term($category, 'category', $output);
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}
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function get_category_by_path($category_path, $full_match = true, $output = OBJECT) {
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global $wpdb;
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$category_path = rawurlencode(urldecode($category_path));
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$category_path = str_replace('%2F', '/', $category_path);
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$category_path = str_replace('%20', ' ', $category_path);
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$category_paths = '/' . trim($category_path, '/');
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$leaf_path = sanitize_title(basename($category_paths));
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$category_paths = explode('/', $category_paths);
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$full_path = '';
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foreach ( (array) $category_paths as $pathdir )
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$full_path .= ( $pathdir != '' ? '/' : '' ) . sanitize_title($pathdir);
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$categories = get_terms('category', "slug=$leaf_path");
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if ( empty($categories) )
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return NULL;
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foreach ($categories as $category) {
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$path = '/' . $leaf_path;
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$curcategory = $category;
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while ( ($curcategory->parent != 0) && ($curcategory->parent != $curcategory->term_id) ) {
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$curcategory = get_term($curcategory->parent);
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$path = '/' . $curcategory->slug . $path;
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}
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if ( $path == $full_path )
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return get_category($category->term_id, $output);
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}
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// If full matching is not required, return the first cat that matches the leaf.
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if ( ! $full_match )
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return get_category($categories[0]->term_id, $output);
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return NULL;
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}
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function get_category_by_slug( $slug ) {
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return get_term_by('slug', $slug, 'category');
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}
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// Get the ID of a category from its name
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function get_cat_ID($cat_name='General') {
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global $wpdb;
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$cat = get_term_by('name', $cat_name, 'category');
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if ($cat)
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return $cat->term_id;
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return 0;
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}
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// Deprecate
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function get_catname($cat_ID) {
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return get_cat_name($cat_ID);
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}
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// Get the name of a category from its ID
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function get_cat_name($cat_id) {
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$cat_id = (int) $cat_id;
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$category = &get_category($cat_id);
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return $category->name;
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}
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function cat_is_ancestor_of($cat1, $cat2) {
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if ( is_int($cat1) )
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$cat1 = & get_category($cat1);
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if ( is_int($cat2) )
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$cat2 = & get_category($cat2);
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if ( !$cat1->term_id || !$cat2->parent )
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return false;
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if ( $cat2->parent == $cat1->term_id )
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return true;
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return cat_is_ancestor_of($cat1, get_category($cat2->parent));
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}
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// Tags
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function &get_tags($args = '') {
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global $wpdb, $category_links;
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$key = md5( serialize( $args ) );
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if ( $cache = wp_cache_get( 'get_tags', 'category' ) )
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if ( isset( $cache[ $key ] ) )
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return apply_filters('get_tags', $cache[$key], $args);
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$tags = get_terms('post_tag');
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if ( empty($tags) )
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return array();
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$cache[ $key ] = $tags;
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wp_cache_set( 'get_tags', $cache, 'category' );
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$tags = apply_filters('get_tags', $tags, $args);
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return $tags;
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}
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?>
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