153 lines
4.2 KiB
PHP
153 lines
4.2 KiB
PHP
<?php
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function get_bookmark($bookmark_id, $output = OBJECT) {
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global $wpdb;
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$bookmark_id = (int) $bookmark_id;
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$link = $wpdb->get_row("SELECT * FROM $wpdb->links WHERE link_id = '$bookmark_id'");
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$link->link_category = wp_get_link_cats($bookmark_id);
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if ( $output == OBJECT ) {
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return $link;
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} elseif ( $output == ARRAY_A ) {
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return get_object_vars($link);
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} elseif ( $output == ARRAY_N ) {
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return array_values(get_object_vars($link));
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} else {
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return $link;
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}
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}
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// Deprecate
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function get_link($bookmark_id, $output = OBJECT) {
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return get_bookmark($bookmark_id, $output);
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}
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function get_bookmarks($args = '') {
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global $wpdb;
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$defaults = array(
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'orderby' => 'name', 'order' => 'ASC',
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'limit' => -1, 'category' => '',
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'category_name' => '', 'hide_invisible' => 1,
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'show_updated' => 0, 'include' => '',
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'exclude' => ''
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);
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$r = wp_parse_args( $args, $defaults );
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extract( $r, EXTR_SKIP );
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$key = md5( serialize( $r ) );
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if ( $cache = wp_cache_get( 'get_bookmarks', 'bookmark' ) )
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if ( isset( $cache[ $key ] ) )
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return apply_filters('get_bookmarks', $cache[ $key ], $r );
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$inclusions = '';
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if ( !empty($include) ) {
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$exclude = ''; //ignore exclude, category, and category_name params if using include
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$category = '';
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$category_name = '';
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$inclinks = preg_split('/[\s,]+/',$include);
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if ( count($inclinks) ) {
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foreach ( $inclinks as $inclink ) {
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if (empty($inclusions))
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$inclusions = ' AND ( link_id = ' . intval($inclink) . ' ';
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else
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$inclusions .= ' OR link_id = ' . intval($inclink) . ' ';
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}
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}
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}
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if (!empty($inclusions))
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$inclusions .= ')';
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$exclusions = '';
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if ( !empty($exclude) ) {
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$exlinks = preg_split('/[\s,]+/',$exclude);
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if ( count($exlinks) ) {
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foreach ( $exlinks as $exlink ) {
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if (empty($exclusions))
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$exclusions = ' AND ( link_id <> ' . intval($exlink) . ' ';
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else
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$exclusions .= ' AND link_id <> ' . intval($exlink) . ' ';
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}
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}
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}
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if (!empty($exclusions))
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$exclusions .= ')';
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if ( ! empty($category_name) ) {
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if ( $category = get_term_by('name', $category_name, 'link_category') )
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$category = $category->term_id;
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}
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$category_query = '';
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$join = '';
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if ( !empty($category) ) {
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$incategories = preg_split('/[\s,]+/',$category);
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if ( count($incategories) ) {
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foreach ( $incategories as $incat ) {
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if (empty($category_query))
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$category_query = ' AND ( tt.term_id = ' . intval($incat) . ' ';
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else
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$category_query .= ' OR tt.term_id = ' . intval($incat) . ' ';
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}
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}
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}
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if (!empty($category_query)) {
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$category_query .= ") AND taxonomy = 'link_category'";
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$join = " LEFT JOIN $wpdb->term_relationships AS tr ON ($wpdb->links.link_id = tr.object_id) LEFT JOIN $wpdb->term_taxonomy as tt ON tt.term_taxonomy_id = tr.term_taxonomy_id";
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}
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if (get_option('links_recently_updated_time')) {
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$recently_updated_test = ", IF (DATE_ADD(link_updated, INTERVAL " . get_option('links_recently_updated_time') . " MINUTE) >= NOW(), 1,0) as recently_updated ";
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} else {
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$recently_updated_test = '';
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}
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if ($show_updated) {
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$get_updated = ", UNIX_TIMESTAMP(link_updated) AS link_updated_f ";
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}
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$orderby = strtolower($orderby);
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$length = '';
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switch ($orderby) {
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case 'length':
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$length = ", CHAR_LENGTH(link_name) AS length";
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break;
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case 'rand':
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$orderby = 'rand()';
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break;
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default:
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$orderby = "link_" . $orderby;
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}
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if ( 'link_id' == $orderby )
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$orderby = "$wpdb->links.link_id";
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$visible = '';
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if ( $hide_invisible )
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$visible = "AND link_visible = 'Y'";
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$query = "SELECT * $length $recently_updated_test $get_updated FROM $wpdb->links $join WHERE 1=1 $visible $category_query";
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$query .= " $exclusions $inclusions";
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$query .= " ORDER BY $orderby $order";
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if ($limit != -1)
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$query .= " LIMIT $limit";
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$results = $wpdb->get_results($query);
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$cache[ $key ] = $results;
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wp_cache_set( 'get_bookmarks', $cache, 'bookmark' );
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return apply_filters('get_bookmarks', $results, $r);
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}
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function delete_get_bookmark_cache() {
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wp_cache_delete( 'get_bookmarks', 'bookmark' );
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}
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add_action( 'add_link', 'delete_get_bookmark_cache' );
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add_action( 'edit_link', 'delete_get_bookmark_cache' );
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add_action( 'delete_link', 'delete_get_bookmark_cache' );
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?>
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