WP_Site_Query::get_site_ids(): int|array

Source

protected function get_site_ids() {	global $wpdb;	$order = $this->parse_order( $this->query_vars['order'] );	// Disable ORDER BY with 'none', an empty array, or boolean false.	if ( in_array( $this->query_vars['orderby'], array( 'none', array(), false ), true ) ) {	$orderby = '';	} elseif ( ! empty( $this->query_vars['orderby'] ) ) {	$ordersby = is_array( $this->query_vars['orderby'] ) ?	$this->query_vars['orderby'] :	preg_split( '/[,\s]/', $this->query_vars['orderby'] );	$orderby_array = array();	foreach ( $ordersby as $_key => $_value ) {	if ( ! $_value ) {	continue;	}	if ( is_int( $_key ) ) {	$_orderby = $_value;	$_order = $order;	} else {	$_orderby = $_key;	$_order = $_value;	}	$parsed = $this->parse_orderby( $_orderby );	if ( ! $parsed ) {	continue;	}	if ( 'site__in' === $_orderby || 'network__in' === $_orderby ) {	$orderby_array[] = $parsed;	continue;	}	$orderby_array[] = $parsed . ' ' . $this->parse_order( $_order );	}	$orderby = implode( ', ', $orderby_array );	} else {	$orderby = "{$wpdb->blogs}.blog_id $order";	}	$number = absint( $this->query_vars['number'] );	$offset = absint( $this->query_vars['offset'] );	$limits = '';	if ( ! empty( $number ) ) {	if ( $offset ) {	$limits = 'LIMIT ' . $offset . ',' . $number;	} else {	$limits = 'LIMIT ' . $number;	}	}	if ( $this->query_vars['count'] ) {	$fields = 'COUNT(*)';	} else {	$fields = "{$wpdb->blogs}.blog_id";	}	// Parse site IDs for an IN clause.	$site_id = absint( $this->query_vars['ID'] );	if ( ! empty( $site_id ) ) {	$this->sql_clauses['where']['ID'] = $wpdb->prepare( "{$wpdb->blogs}.blog_id = %d", $site_id );	}	// Parse site IDs for an IN clause.	if ( ! empty( $this->query_vars['site__in'] ) ) {	$this->sql_clauses['where']['site__in'] = "{$wpdb->blogs}.blog_id IN ( " . implode( ',', wp_parse_id_list( $this->query_vars['site__in'] ) ) . ' )';	}	// Parse site IDs for a NOT IN clause.	if ( ! empty( $this->query_vars['site__not_in'] ) ) {	$this->sql_clauses['where']['site__not_in'] = "{$wpdb->blogs}.blog_id NOT IN ( " . implode( ',', wp_parse_id_list( $this->query_vars['site__not_in'] ) ) . ' )';	}	$network_id = absint( $this->query_vars['network_id'] );	if ( ! empty( $network_id ) ) {	$this->sql_clauses['where']['network_id'] = $wpdb->prepare( 'site_id = %d', $network_id );	}	// Parse site network IDs for an IN clause.	if ( ! empty( $this->query_vars['network__in'] ) ) {	$this->sql_clauses['where']['network__in'] = 'site_id IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['network__in'] ) ) . ' )';	}	// Parse site network IDs for a NOT IN clause.	if ( ! empty( $this->query_vars['network__not_in'] ) ) {	$this->sql_clauses['where']['network__not_in'] = 'site_id NOT IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['network__not_in'] ) ) . ' )';	}	if ( ! empty( $this->query_vars['domain'] ) ) {	$this->sql_clauses['where']['domain'] = $wpdb->prepare( 'domain = %s', $this->query_vars['domain'] );	}	// Parse site domain for an IN clause.	if ( is_array( $this->query_vars['domain__in'] ) ) {	$this->sql_clauses['where']['domain__in'] = "domain IN ( '" . implode( "', '", $wpdb->_escape( $this->query_vars['domain__in'] ) ) . "' )";	}	// Parse site domain for a NOT IN clause.	if ( is_array( $this->query_vars['domain__not_in'] ) ) {	$this->sql_clauses['where']['domain__not_in'] = "domain NOT IN ( '" . implode( "', '", $wpdb->_escape( $this->query_vars['domain__not_in'] ) ) . "' )";	}	if ( ! empty( $this->query_vars['path'] ) ) {	$this->sql_clauses['where']['path'] = $wpdb->prepare( 'path = %s', $this->query_vars['path'] );	}	// Parse site path for an IN clause.	if ( is_array( $this->query_vars['path__in'] ) ) {	$this->sql_clauses['where']['path__in'] = "path IN ( '" . implode( "', '", $wpdb->_escape( $this->query_vars['path__in'] ) ) . "' )";	}	// Parse site path for a NOT IN clause.	if ( is_array( $this->query_vars['path__not_in'] ) ) {	$this->sql_clauses['where']['path__not_in'] = "path NOT IN ( '" . implode( "', '", $wpdb->_escape( $this->query_vars['path__not_in'] ) ) . "' )";	}	if ( is_numeric( $this->query_vars['archived'] ) ) {	$archived = absint( $this->query_vars['archived'] );	$this->sql_clauses['where']['archived'] = $wpdb->prepare( 'archived = %s ', absint( $archived ) );	}	if ( is_numeric( $this->query_vars['mature'] ) ) {	$mature = absint( $this->query_vars['mature'] );	$this->sql_clauses['where']['mature'] = $wpdb->prepare( 'mature = %d ', $mature );	}	if ( is_numeric( $this->query_vars['spam'] ) ) {	$spam = absint( $this->query_vars['spam'] );	$this->sql_clauses['where']['spam'] = $wpdb->prepare( 'spam = %d ', $spam );	}	if ( is_numeric( $this->query_vars['deleted'] ) ) {	$deleted = absint( $this->query_vars['deleted'] );	$this->sql_clauses['where']['deleted'] = $wpdb->prepare( 'deleted = %d ', $deleted );	}	if ( is_numeric( $this->query_vars['public'] ) ) {	$public = absint( $this->query_vars['public'] );	$this->sql_clauses['where']['public'] = $wpdb->prepare( 'public = %d ', $public );	}	if ( is_numeric( $this->query_vars['lang_id'] ) ) {	$lang_id = absint( $this->query_vars['lang_id'] );	$this->sql_clauses['where']['lang_id'] = $wpdb->prepare( 'lang_id = %d ', $lang_id );	}	// Parse site language IDs for an IN clause.	if ( ! empty( $this->query_vars['lang__in'] ) ) {	$this->sql_clauses['where']['lang__in'] = 'lang_id IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['lang__in'] ) ) . ' )';	}	// Parse site language IDs for a NOT IN clause.	if ( ! empty( $this->query_vars['lang__not_in'] ) ) {	$this->sql_clauses['where']['lang__not_in'] = 'lang_id NOT IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['lang__not_in'] ) ) . ' )';	}	// Falsey search strings are ignored.	if ( strlen( $this->query_vars['search'] ) ) {	$search_columns = array();	if ( $this->query_vars['search_columns'] ) {	$search_columns = array_intersect( $this->query_vars['search_columns'], array( 'domain', 'path' ) );	}	if ( ! $search_columns ) {	$search_columns = array( 'domain', 'path' );	}	/** * Filters the columns to search in a WP_Site_Query search. * * The default columns include 'domain' and 'path. * * @since 4.6.0 * * @param string[] $search_columns Array of column names to be searched. * @param string $search Text being searched. * @param WP_Site_Query $query The current WP_Site_Query instance. */	$search_columns = apply_filters( 'site_search_columns', $search_columns, $this->query_vars['search'], $this );	$this->sql_clauses['where']['search'] = $this->get_search_sql( $this->query_vars['search'], $search_columns );	}	$date_query = $this->query_vars['date_query'];	if ( ! empty( $date_query ) && is_array( $date_query ) ) {	$this->date_query = new WP_Date_Query( $date_query, 'registered' );	// Strip leading 'AND'.	$this->sql_clauses['where']['date_query'] = preg_replace( '/^\s*AND\s*/', '', $this->date_query->get_sql() );	}	$join = '';	$groupby = '';	if ( ! empty( $this->meta_query_clauses ) ) {	$join .= $this->meta_query_clauses['join'];	// Strip leading 'AND'.	$this->sql_clauses['where']['meta_query'] = preg_replace( '/^\s*AND\s*/', '', $this->meta_query_clauses['where'] );	if ( ! $this->query_vars['count'] ) {	$groupby = "{$wpdb->blogs}.blog_id";	}	}	$where = implode( ' AND ', $this->sql_clauses['where'] );	$pieces = array( 'fields', 'join', 'where', 'orderby', 'limits', 'groupby' );	/** * Filters the site query clauses. * * @since 4.6.0 * * @param string[] $clauses { * Associative array of the clauses for the query. * * @type string $fields The SELECT clause of the query. * @type string $join The JOIN clause of the query. * @type string $where The WHERE clause of the query. * @type string $orderby The ORDER BY clause of the query. * @type string $limits The LIMIT clause of the query. * @type string $groupby The GROUP BY clause of the query. * } * @param WP_Site_Query $query Current instance of WP_Site_Query (passed by reference). */	$clauses = apply_filters_ref_array( 'sites_clauses', array( compact( $pieces ), &$this ) );	$fields = isset( $clauses['fields'] ) ? $clauses['fields'] : '';	$join = isset( $clauses['join'] ) ? $clauses['join'] : '';	$where = isset( $clauses['where'] ) ? $clauses['where'] : '';	$orderby = isset( $clauses['orderby'] ) ? $clauses['orderby'] : '';	$limits = isset( $clauses['limits'] ) ? $clauses['limits'] : '';	$groupby = isset( $clauses['groupby'] ) ? $clauses['groupby'] : '';	if ( $where ) {	$where = 'WHERE ' . $where;	}	if ( $groupby ) {	$groupby = 'GROUP BY ' . $groupby;	}	if ( $orderby ) {	$orderby = "ORDER BY $orderby";	}	$found_rows = '';	if ( ! $this->query_vars['no_found_rows'] ) {	$found_rows = 'SQL_CALC_FOUND_ROWS';	}	$this->sql_clauses['select'] = "SELECT $found_rows $fields";	$this->sql_clauses['from'] = "FROM $wpdb->blogs $join";	$this->sql_clauses['groupby'] = $groupby;	$this->sql_clauses['orderby'] = $orderby;	$this->sql_clauses['limits'] = $limits;	// Beginning of the string is on a new line to prevent leading whitespace. See https://core.trac.wordpress.org/ticket/56841.	$this->request =	"{$this->sql_clauses['select']} {$this->sql_clauses['from']} {$where} {$this->sql_clauses['groupby']} {$this->sql_clauses['orderby']} {$this->sql_clauses['limits']}";	if ( $this->query_vars['count'] ) {	return (int) $wpdb->get_var( $this->request );	}	$site_ids = $wpdb->get_col( $this->request );	return array_map( 'intval', $site_ids ); } 

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