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Move _wp_search_sql() into WP_Object_Query. Introduce WP_Comment_Search. See #15032
git-svn-id: https://develop.svn.wordpress.org/trunk@15723 602fd350-edb4-49c9-b593-d223f7449a82
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scribu
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@ -546,7 +546,7 @@ class WP_Object_Query {
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/*
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* Populates the $meta_query property
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*
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* @access private
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* @access protected
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* @since 3.1.0
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*
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* @param array $qv The query variables
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@ -570,7 +570,7 @@ class WP_Object_Query {
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/*
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* Used internally to generate an SQL string for searching across multiple meta key = value pairs
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*
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* @access private
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* @access protected
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* @since 3.1.0
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*
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* @param string $primary_table
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@ -621,6 +621,26 @@ class WP_Object_Query {
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return array( $join, $where );
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}
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/*
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* Used internally to generate an SQL string for searching across multiple columns
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*
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* @access protected
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* @since 3.1.0
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*
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* @param string $string
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* @param array $cols
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* @return string
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*/
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function get_search_sql( $string, $cols ) {
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$string = esc_sql( $string );
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$searches = array();
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foreach ( $cols as $col )
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$searches[] = "$col LIKE '%$string%'";
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return ' AND (' . implode(' OR ', $searches) . ')';
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}
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}
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/**
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@ -188,123 +188,131 @@ function &get_comment(&$comment, $output = OBJECT) {
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* @return array List of comments.
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*/
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function get_comments( $args = '' ) {
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global $wpdb;
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$query = new WP_Comment_Query;
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return $query->query( $args );
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}
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$defaults = array(
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'author_email' => '',
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'ID' => '',
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'karma' => '',
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'number' => '',
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'offset' => '',
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'orderby' => '',
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'order' => 'DESC',
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'parent' => '',
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'post_ID' => '',
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'post_id' => 0,
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'status' => '',
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'type' => '',
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'user_id' => '',
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'search' => '',
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'count' => false
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);
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class WP_Comment_Query extends WP_Object_Query {
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$args = wp_parse_args( $args, $defaults );
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extract( $args, EXTR_SKIP );
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function query( $args ) {
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global $wpdb;
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// $args can be whatever, only use the args defined in defaults to compute the key
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$key = md5( serialize( compact(array_keys($defaults)) ) );
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$last_changed = wp_cache_get('last_changed', 'comment');
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if ( !$last_changed ) {
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$last_changed = time();
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wp_cache_set('last_changed', $last_changed, 'comment');
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}
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$cache_key = "get_comments:$key:$last_changed";
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if ( $cache = wp_cache_get( $cache_key, 'comment' ) ) {
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return $cache;
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}
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$post_id = absint($post_id);
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if ( 'hold' == $status )
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$approved = "comment_approved = '0'";
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elseif ( 'approve' == $status )
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$approved = "comment_approved = '1'";
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elseif ( 'spam' == $status )
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$approved = "comment_approved = 'spam'";
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elseif ( 'trash' == $status )
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$approved = "comment_approved = 'trash'";
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else
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$approved = "( comment_approved = '0' OR comment_approved = '1' )";
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$order = ( 'ASC' == strtoupper($order) ) ? 'ASC' : 'DESC';
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if ( ! empty( $orderby ) ) {
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$ordersby = is_array($orderby) ? $orderby : preg_split('/[,\s]/', $orderby);
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$ordersby = array_intersect(
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$ordersby,
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array(
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'comment_agent',
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'comment_approved',
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'comment_author',
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'comment_author_email',
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'comment_author_IP',
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'comment_author_url',
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'comment_content',
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'comment_date',
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'comment_date_gmt',
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'comment_ID',
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'comment_karma',
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'comment_parent',
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'comment_post_ID',
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'comment_type',
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'user_id',
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)
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$defaults = array(
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'author_email' => '',
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'ID' => '',
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'karma' => '',
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'number' => '',
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'offset' => '',
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'orderby' => '',
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'order' => 'DESC',
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'parent' => '',
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'post_ID' => '',
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'post_id' => 0,
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'status' => '',
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'type' => '',
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'user_id' => '',
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'search' => '',
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'count' => false
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);
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$orderby = empty( $ordersby ) ? 'comment_date_gmt' : implode(', ', $ordersby);
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} else {
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$orderby = 'comment_date_gmt';
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}
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$number = absint($number);
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$offset = absint($offset);
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$args = wp_parse_args( $args, $defaults );
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extract( $args, EXTR_SKIP );
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if ( !empty($number) ) {
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if ( $offset )
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$limit = 'LIMIT ' . $offset . ',' . $number;
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// $args can be whatever, only use the args defined in defaults to compute the key
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$key = md5( serialize( compact(array_keys($defaults)) ) );
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$last_changed = wp_cache_get('last_changed', 'comment');
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if ( !$last_changed ) {
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$last_changed = time();
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wp_cache_set('last_changed', $last_changed, 'comment');
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}
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$cache_key = "get_comments:$key:$last_changed";
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if ( $cache = wp_cache_get( $cache_key, 'comment' ) ) {
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return $cache;
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}
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$post_id = absint($post_id);
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if ( 'hold' == $status )
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$approved = "comment_approved = '0'";
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elseif ( 'approve' == $status )
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$approved = "comment_approved = '1'";
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elseif ( 'spam' == $status )
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$approved = "comment_approved = 'spam'";
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elseif ( 'trash' == $status )
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$approved = "comment_approved = 'trash'";
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else
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$limit = 'LIMIT ' . $number;
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} else {
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$limit = '';
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$approved = "( comment_approved = '0' OR comment_approved = '1' )";
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$order = ( 'ASC' == strtoupper($order) ) ? 'ASC' : 'DESC';
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if ( ! empty( $orderby ) ) {
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$ordersby = is_array($orderby) ? $orderby : preg_split('/[,\s]/', $orderby);
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$ordersby = array_intersect(
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$ordersby,
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array(
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'comment_agent',
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'comment_approved',
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'comment_author',
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'comment_author_email',
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'comment_author_IP',
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'comment_author_url',
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'comment_content',
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'comment_date',
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'comment_date_gmt',
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'comment_ID',
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'comment_karma',
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'comment_parent',
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'comment_post_ID',
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'comment_type',
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'user_id',
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)
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);
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$orderby = empty( $ordersby ) ? 'comment_date_gmt' : implode(', ', $ordersby);
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} else {
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$orderby = 'comment_date_gmt';
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}
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$number = absint($number);
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$offset = absint($offset);
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if ( !empty($number) ) {
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if ( $offset )
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$limit = 'LIMIT ' . $offset . ',' . $number;
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else
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$limit = 'LIMIT ' . $number;
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} else {
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$limit = '';
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}
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$post_where = "WHERE $approved";
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if ( ! empty($post_id) )
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$post_where .= $wpdb->prepare( ' AND comment_post_ID = %d', $post_id );
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if ( '' !== $author_email )
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$post_where .= $wpdb->prepare( 'AND comment_author_email = %s', $author_email );
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if ( '' !== $karma )
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$post_where .= $wpdb->prepare( 'AND comment_karma = %d', $karma );
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if ( 'comment' == $type )
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$post_where .= " AND comment_type = ''";
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elseif ( ! empty( $type ) )
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$post_where .= $wpdb->prepare( ' AND comment_type = %s', $type );
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if ( '' !== $parent )
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$post_where .= $wpdb->prepare( ' AND comment_parent = %d', $parent );
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if ( '' !== $user_id )
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$post_where .= $wpdb->prepare( ' AND user_id = %d', $user_id );
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if ( '' !== $search )
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$post_where .= $this->get_search_sql( $search, array( 'comment_author', 'comment_author_email', 'comment_author_url', 'comment_author_IP', 'comment_content' ) );
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if ( $count )
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return $wpdb->get_var( "SELECT COUNT(*) FROM $wpdb->comments $post_where ORDER BY $orderby $order $limit" );
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$comments = $wpdb->get_results( "SELECT * FROM $wpdb->comments $post_where ORDER BY $orderby $order $limit" );
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wp_cache_add( $cache_key, $comments, 'comment' );
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return $comments;
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}
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$post_where = "WHERE $approved";
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if ( ! empty($post_id) )
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$post_where .= $wpdb->prepare( ' AND comment_post_ID = %d', $post_id );
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if ( '' !== $author_email )
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$post_where .= $wpdb->prepare( 'AND comment_author_email = %s', $author_email );
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if ( '' !== $karma )
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$post_where .= $wpdb->prepare( 'AND comment_karma = %d', $karma );
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if ( 'comment' == $type )
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$post_where .= " AND comment_type = ''";
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elseif ( ! empty( $type ) )
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$post_where .= $wpdb->prepare( ' AND comment_type = %s', $type );
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if ( '' !== $parent )
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$post_where .= $wpdb->prepare( ' AND comment_parent = %d', $parent );
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if ( '' !== $user_id )
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$post_where .= $wpdb->prepare( ' AND user_id = %d', $user_id );
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if ( '' !== $search )
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$post_where .= _wp_search_sql($search, array('comment_author', 'comment_author_email', 'comment_author_url', 'comment_author_IP', 'comment_content'));
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if ( $count )
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return $wpdb->get_var( "SELECT COUNT(*) FROM $wpdb->comments $post_where ORDER BY $orderby $order $limit" );
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$comments = $wpdb->get_results( "SELECT * FROM $wpdb->comments $post_where ORDER BY $orderby $order $limit" );
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wp_cache_add( $cache_key, $comments, 'comment' );
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return $comments;
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}
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/**
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@ -4236,26 +4236,6 @@ function get_file_data( $file, $default_headers, $context = '' ) {
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return $file_data;
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}
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/*
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* Used internally to generate an SQL string for searching across multiple columns
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*
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* @access private
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* @since 3.1.0
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*
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* @param string $string
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* @param array $cols
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* @return string
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*/
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function _wp_search_sql($string, $cols) {
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$string = esc_sql($string);
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$searches = array();
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foreach ( $cols as $col )
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$searches[] = "$col LIKE '%$string%'";
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return ' AND (' . implode(' OR ', $searches) . ')';
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}
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/*
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* Used internally to tidy up the search terms
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*
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@ -441,7 +441,7 @@ class WP_User_Query extends WP_Object_Query {
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$search = trim( $qv['search'] );
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if ( $search ) {
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$this->query_where .= _wp_search_sql( $search, array('user_login', 'user_nicename', 'user_email', 'user_url', 'display_name') );
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$this->query_where .= $this->get_search_sql( $search, array( 'user_login', 'user_nicename', 'user_email', 'user_url', 'display_name' ) );
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}
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$this->parse_meta_query( $qv );
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