diff options
Diffstat (limited to 'wp-includes/classes.php')
| -rw-r--r-- | wp-includes/classes.php | 236 |
1 files changed, 0 insertions, 236 deletions
diff --git a/wp-includes/classes.php b/wp-includes/classes.php index 5b7298615f..1264baf063 100644 --- a/wp-includes/classes.php +++ b/wp-includes/classes.php @@ -525,242 +525,6 @@ class WP { } /** - * WordPress Query class. - * - * Abstract class for handling advanced queries - * - * @package WordPress - * @since 3.1.0 - */ -class WP_Object_Query { - - /** - * Query vars, after parsing - * - * @since 3.1.0 - * @access public - * @var array - */ - var $query_vars; - - /** - * Retrieve query variable. - * - * @since 3.1.0 - * @access public - * - * @param string $query_var Query variable key. - * @return mixed - */ - function get( $query_var ) { - if ( isset( $this->query_vars[$query_var] ) ) - return $this->query_vars[$query_var]; - - return ''; - } - - /** - * Set query variable. - * - * @since 3.1.0 - * @access public - * - * @param string $query_var Query variable key. - * @param mixed $value Query variable value. - */ - function set( $query_var, $value ) { - $this->query_vars[ $query_var ] = $value; - } - - /* - * Populates the $meta_query property - * - * @access protected - * @since 3.1.0 - * - * @param array $qv The query variables - */ - function parse_meta_query( &$qv ) { - $meta_query = array(); - - // Simple query needs to be first for orderby=meta_value to work correctly - foreach ( array( 'key', 'value', 'compare', 'type' ) as $key ) { - if ( !empty( $qv[ "meta_$key" ] ) ) - $meta_query[0][ $key ] = $qv[ "meta_$key" ]; - } - - if ( !empty( $qv['meta_query'] ) && is_array( $qv['meta_query'] ) ) { - $meta_query = array_merge( $meta_query, $qv['meta_query'] ); - } - - $qv['meta_query'] = $meta_query; - } - - /* - * Used internally to generate an SQL string for searching across multiple meta key = value pairs - * - * @access protected - * @since 3.1.0 - * - * @param array $meta_query List of metadata queries. A single query is an associative array: - * - 'key' string The meta key - * - 'value' string|array The meta value - * - 'compare' (optional) string How to compare the key to the value. - * Possible values: '=', '!=', '>', '>=', '<', '<=', 'LIKE', 'NOT LIKE', 'IN', 'NOT IN', 'BETWEEN', 'NOT BETWEEN'. - * Default: '=' - * - 'type' string (optional) The type of the value. - * Possible values: 'NUMERIC', 'BINARY', 'CHAR', 'DATE', 'DATETIME', 'DECIMAL', 'SIGNED', 'TIME', 'UNSIGNED'. - * Default: 'CHAR' - * - * @param string $primary_table - * @param string $primary_id_column - * @param string $meta_table - * @param string $meta_id_column - * @return array( $join_sql, $where_sql ) - */ - function get_meta_sql( $meta_query, $primary_table, $primary_id_column, $meta_table, $meta_id_column ) { - global $wpdb; - - $clauses = array(); - - $join = ''; - $where = ''; - $i = 0; - foreach ( $meta_query as $q ) { - $meta_key = isset( $q['key'] ) ? trim( $q['key'] ) : ''; - $meta_value = isset( $q['value'] ) ? $q['value'] : ''; - $meta_compare = isset( $q['compare'] ) ? strtoupper( $q['compare'] ) : '='; - $meta_type = isset( $q['type'] ) ? strtoupper( $q['type'] ) : 'CHAR'; - - if ( ! in_array( $meta_compare, array( '=', '!=', '>', '>=', '<', '<=', 'LIKE', 'NOT LIKE', 'IN', 'NOT IN', 'BETWEEN', 'NOT BETWEEN' ) ) ) - $meta_compare = '='; - - if ( 'NUMERIC' == $meta_type ) - $meta_type = 'SIGNED'; - elseif ( ! in_array( $meta_type, array( 'BINARY', 'CHAR', 'DATE', 'DATETIME', 'DECIMAL', 'SIGNED', 'TIME', 'UNSIGNED' ) ) ) - $meta_type = 'CHAR'; - - if ( empty( $meta_key ) && empty( $meta_value ) ) - continue; - - $alias = $i ? 'mt' . $i : $meta_table; - - $join .= "\nINNER JOIN $meta_table"; - $join .= $i ? " AS $alias" : ''; - $join .= " ON ($primary_table.$primary_id_column = $alias.$meta_id_column)"; - - $i++; - - if ( !empty( $meta_key ) ) - $where .= $wpdb->prepare( " AND $alias.meta_key = %s", $meta_key ); - - if ( in_array( $meta_compare, array( 'IN', 'NOT IN', 'BETWEEN', 'NOT BETWEEN' ) ) ) { - if ( ! is_array( $meta_value ) ) - $meta_value = preg_split( '/[,\s]+/', $meta_value ); - } else { - $meta_value = trim( $meta_value ); - } - - if ( empty( $meta_value ) ) - continue; - - if ( 'IN' == substr( $meta_compare, -2) ) { - $meta_field_types = substr( str_repeat( ',%s', count( $meta_value ) ), 1 ); - $meta_compare_string = "($meta_field_types)"; - unset( $meta_field_types ); - } elseif ( 'BETWEEN' == substr( $meta_compare, -7) ) { - $meta_value = array_slice( $meta_value, 0, 2 ); - $meta_compare_string = '%s AND %s'; - } elseif ( 'LIKE' == substr( $meta_compare, -4 ) ) { - $meta_value = '%' . like_escape( $meta_value ) . '%'; - $meta_compare_string = '%s'; - } else { - $meta_compare_string = '%s'; - } - $where .= $wpdb->prepare( " AND CAST($alias.meta_value AS {$meta_type}) {$meta_compare} {$meta_compare_string}", $meta_value ); - unset($meta_compare_string); - } - - return array( $join, $where ); - } - - /* - * Used internally to generate an SQL string for searching across multiple taxonomies - * - * @access protected - * @since 3.1.0 - * - * @param array $tax_query List of taxonomy queries. A single taxonomy query is an associative array: - * - 'taxonomy' string|array The taxonomy being queried - * - 'terms' string|array The list of terms - * - 'field' string (optional) Which term field is being used. - * Possible values: 'term_id', 'slug' or 'name' - * Default: 'slug' - * - 'operator' string (optional) - * Possible values: 'IN' and 'NOT IN'. - * Default: 'IN' - * - 'include_children' bool (optional) Whether to include child terms. - * Default: true - * - * @param string $object_id_column - * @return string - */ - function get_tax_sql( $tax_query, $object_id_column ) { - global $wpdb; - - $sql = array(); - foreach ( $tax_query as $query ) { - if ( !isset( $query['include_children'] ) ) - $query['include_children'] = true; - - $query['do_query'] = false; - - $sql_single = get_objects_in_term( $query['terms'], $query['taxonomy'], $query ); - - if ( empty( $sql_single ) ) - return ' AND 0 = 1'; - - $sql[] = $sql_single; - } - - if ( 1 == count( $sql ) ) { - $ids = $wpdb->get_col( $sql[0] ); - } else { - $r = "SELECT object_id FROM $wpdb->term_relationships WHERE 1=1"; - foreach ( $sql as $query ) - $r .= " AND object_id IN ($query)"; - - $ids = $wpdb->get_col( $r ); - } - - if ( !empty( $ids ) ) - return " AND $object_id_column IN(" . implode( ', ', $ids ) . ")"; - else - return ' AND 0 = 1'; - } - - /* - * Used internally to generate an SQL string for searching across multiple columns - * - * @access protected - * @since 3.1.0 - * - * @param string $string - * @param array $cols - * @return string - */ - function get_search_sql( $string, $cols ) { - $string = esc_sql( $string ); - - $searches = array(); - foreach ( $cols as $col ) - $searches[] = "$col LIKE '%$string%'"; - - return ' AND (' . implode(' OR ', $searches) . ')'; - } -} - -/** * WordPress Error class. * * Container for checking for WordPress errors and error messages. Return |