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@@ -0,0 +1,701 @@
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<?php
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/**
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* Jetpack Search: Jetpack_Search_Helpers class
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*
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* @package Jetpack
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* @subpackage Jetpack Search
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* @since 5.8.0
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*/
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use Automattic\Jetpack\Constants;
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/**
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* Various helper functions for reuse throughout the Jetpack Search code.
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*
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* @since 5.8.0
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*/
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class Jetpack_Search_Helpers {
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/**
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* The search widget's base ID.
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*
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* @since 5.8.0
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* @var string
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*/
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const FILTER_WIDGET_BASE = 'jetpack-search-filters';
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/**
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* Create a URL for the current search that doesn't include the "paged" parameter.
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*
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* @since 5.8.0
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*
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* @return string The search URL.
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*/
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static function get_search_url() {
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$query_args = stripslashes_deep( $_GET );
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// Handle the case where a permastruct is being used, such as /search/{$query}
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if ( ! isset( $query_args['s'] ) ) {
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$query_args['s'] = get_search_query();
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}
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if ( isset( $query_args['paged'] ) ) {
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unset( $query_args['paged'] );
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}
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$query = http_build_query( $query_args );
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return home_url( "?{$query}" );
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}
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/**
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* Wraps add_query_arg() with the URL defaulting to the current search URL.
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*
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* @see add_query_arg()
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*
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* @since 5.8.0
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*
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* @param string|array $key Either a query variable key, or an associative array of query variables.
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* @param string $value Optional. A query variable value.
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* @param bool|string $url Optional. A URL to act upon. Defaults to the current search URL.
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*
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* @return string New URL query string (unescaped).
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*/
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static function add_query_arg( $key, $value = false, $url = false ) {
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$url = empty( $url ) ? self::get_search_url() : $url;
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if ( is_array( $key ) ) {
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return add_query_arg( $key, $url );
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}
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return add_query_arg( $key, $value, $url );
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}
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/**
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* Wraps remove_query_arg() with the URL defaulting to the current search URL.
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*
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* @see remove_query_arg()
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*
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* @since 5.8.0
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*
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* @param string|array $key Query key or keys to remove.
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* @param bool|string $query Optional. A URL to act upon. Defaults to the current search URL.
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*
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* @return string New URL query string (unescaped).
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*/
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static function remove_query_arg( $key, $url = false ) {
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$url = empty( $url ) ? self::get_search_url() : $url;
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return remove_query_arg( $key, $url );
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}
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/**
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* Returns the name of the search widget's option.
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*
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* @since 5.8.0
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*
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* @return string The search widget option name.
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*/
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static function get_widget_option_name() {
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return sprintf( 'widget_%s', self::FILTER_WIDGET_BASE );
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}
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/**
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* Returns the search widget instances from the widget's option.
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*
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* @since 5.8.0
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*
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* @return array The widget options.
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*/
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static function get_widgets_from_option() {
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$widget_options = get_option( self::get_widget_option_name(), array() );
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// We don't need this
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if ( ! empty( $widget_options ) && isset( $widget_options['_multiwidget'] ) ) {
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unset( $widget_options['_multiwidget'] );
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}
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return $widget_options;
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}
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/**
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* Returns the widget ID (widget base plus the numeric ID).
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*
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* @param int $number The widget's numeric ID.
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*
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* @return string The widget's numeric ID prefixed with the search widget base.
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*/
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static function build_widget_id( $number ) {
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return sprintf( '%s-%d', self::FILTER_WIDGET_BASE, $number );
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}
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/**
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* Wrapper for is_active_widget() with the other parameters automatically supplied.
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*
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* @see is_active_widget()
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*
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* @since 5.8.0
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*
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* @param int $widget_id Widget ID.
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*
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* @return bool Whether the widget is active or not.
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*/
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static function is_active_widget( $widget_id ) {
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return (bool) is_active_widget( false, $widget_id, self::FILTER_WIDGET_BASE, true );
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}
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/**
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* Returns an array of the filters from all active search widgets.
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*
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* @since 5.8.0
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*
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* @return array Active filters.
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*/
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static function get_filters_from_widgets() {
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$filters = array();
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$widget_options = self::get_widgets_from_option();
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if ( empty( $widget_options ) ) {
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return $filters;
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}
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foreach ( (array) $widget_options as $number => $settings ) {
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$widget_id = self::build_widget_id( $number );
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if ( ! self::is_active_widget( $widget_id ) || empty( $settings['filters'] ) ) {
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continue;
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}
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foreach ( (array) $settings['filters'] as $widget_filter ) {
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$widget_filter['widget_id'] = $widget_id;
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if ( empty( $widget_filter['name'] ) ) {
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$widget_filter['name'] = self::generate_widget_filter_name( $widget_filter );
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}
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$key = sprintf( '%s_%d', $widget_filter['type'], count( $filters ) );
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$filters[ $key ] = $widget_filter;
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}
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}
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return $filters;
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}
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/**
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* Get the localized default label for a date filter.
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*
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* @since 5.8.0
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*
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* @param string $type Date type, either year or month.
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* @param bool $is_updated Whether the filter was updated or not (adds "Updated" to the end).
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*
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* @return string The filter label.
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*/
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static function get_date_filter_type_name( $type, $is_updated = false ) {
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switch ( $type ) {
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case 'year':
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$string = ( $is_updated )
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? esc_html_x( 'Year Updated', 'label for filtering posts', 'jetpack' )
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: esc_html_x( 'Year', 'label for filtering posts', 'jetpack' );
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break;
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case 'month':
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default:
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$string = ( $is_updated )
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? esc_html_x( 'Month Updated', 'label for filtering posts', 'jetpack' )
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: esc_html_x( 'Month', 'label for filtering posts', 'jetpack' );
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break;
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}
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return $string;
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}
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/**
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* Creates a default name for a filter. Used when the filter label is blank.
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*
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* @since 5.8.0
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*
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* @param array $widget_filter The filter to generate the title for.
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*
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* @return string The suggested filter name.
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*/
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static function generate_widget_filter_name( $widget_filter ) {
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$name = '';
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switch ( $widget_filter['type'] ) {
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case 'post_type':
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$name = _x( 'Post Types', 'label for filtering posts', 'jetpack' );
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break;
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case 'date_histogram':
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$modified_fields = array(
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'post_modified',
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'post_modified_gmt',
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);
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switch ( $widget_filter['interval'] ) {
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case 'year':
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$name = self::get_date_filter_type_name(
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'year',
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in_array( $widget_filter['field'], $modified_fields )
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);
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break;
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case 'month':
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default:
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$name = self::get_date_filter_type_name(
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'month',
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in_array( $widget_filter['field'], $modified_fields )
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);
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break;
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}
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break;
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case 'taxonomy':
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$tax = get_taxonomy( $widget_filter['taxonomy'] );
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if ( ! $tax ) {
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break;
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}
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if ( isset( $tax->label ) ) {
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$name = $tax->label;
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} elseif ( isset( $tax->labels ) && isset( $tax->labels->name ) ) {
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$name = $tax->labels->name;
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}
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break;
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}
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return $name;
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}
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/**
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* Whether we should rerun a search in the customizer preview or not.
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*
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* @since 5.8.0
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*
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* @return bool
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*/
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static function should_rerun_search_in_customizer_preview() {
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// Only update when in a customizer preview and data is being posted.
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// Check for $_POST removes an extra update when the customizer loads.
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//
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// Note: We use $GLOBALS['wp_customize'] here instead of is_customize_preview() to support unit tests.
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if ( ! isset( $GLOBALS['wp_customize'] ) || ! $GLOBALS['wp_customize']->is_preview() || empty( $_POST ) ) {
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return false;
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}
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return true;
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}
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/**
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* Since PHP's built-in array_diff() works by comparing the values that are in array 1 to the other arrays,
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* if there are less values in array 1, it's possible to get an empty diff where one might be expected.
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*
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* @since 5.8.0
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*
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* @param array $array_1
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* @param array $array_2
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*
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* @return array
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*/
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static function array_diff( $array_1, $array_2 ) {
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// If the array counts are the same, then the order doesn't matter. If the count of
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// $array_1 is higher than $array_2, that's also fine. If the count of $array_2 is higher,
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// we need to swap the array order though.
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if ( count( $array_1 ) !== count( $array_2 ) && count( $array_2 ) > count( $array_1 ) ) {
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$temp = $array_1;
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$array_1 = $array_2;
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$array_2 = $temp;
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}
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// Disregard keys
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return array_values( array_diff( $array_1, $array_2 ) );
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}
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/**
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* Given the widget instance, will return true when selected post types differ from searchable post types.
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*
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* @since 5.8.0
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*
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* @param array $post_types An array of post types.
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*
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* @return bool
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*/
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static function post_types_differ_searchable( $post_types ) {
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if ( empty( $post_types ) ) {
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return false;
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}
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$searchable_post_types = get_post_types( array( 'exclude_from_search' => false ) );
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$diff_of_searchable = self::array_diff( $searchable_post_types, (array) $post_types );
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return ! empty( $diff_of_searchable );
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}
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/**
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* Given the array of post types, will return true when these differ from the current search query.
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*
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* @since 5.8.0
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*
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* @param array $post_types An array of post types.
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*
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* @return bool
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*/
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static function post_types_differ_query( $post_types ) {
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if ( empty( $post_types ) ) {
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return false;
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}
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if ( empty( $_GET['post_type'] ) ) {
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$post_types_from_query = array();
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} elseif ( is_array( $_GET['post_type'] ) ) {
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$post_types_from_query = $_GET['post_type'];
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} else {
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$post_types_from_query = (array) explode( ',', $_GET['post_type'] );
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}
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$post_types_from_query = array_map( 'trim', $post_types_from_query );
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$diff_query = self::array_diff( (array) $post_types, $post_types_from_query );
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return ! empty( $diff_query );
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}
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/**
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* Determine what Tracks value should be used when updating a widget.
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*
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* @since 5.8.0
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*
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* @param mixed $old_value The old option value.
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* @param mixed $new_value The new option value.
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*
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* @return array|false False if the widget wasn't updated, otherwise an array of the Tracks action and widget properties.
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*/
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static function get_widget_tracks_value( $old_value, $new_value ) {
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$old_value = (array) $old_value;
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if ( isset( $old_value['_multiwidget'] ) ) {
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unset( $old_value['_multiwidget'] );
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}
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$new_value = (array) $new_value;
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if ( isset( $new_value['_multiwidget'] ) ) {
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unset( $new_value['_multiwidget'] );
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}
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$old_keys = array_keys( $old_value );
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$new_keys = array_keys( $new_value );
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if ( count( $new_keys ) > count( $old_keys ) ) { // This is the case for a widget being added
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$diff = self::array_diff( $new_keys, $old_keys );
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$action = 'widget_added';
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$widget = empty( $diff ) || ! isset( $new_value[ $diff[0] ] )
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? false
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: $new_value[ $diff[0] ];
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} elseif ( count( $old_keys ) > count( $new_keys ) ) { // This is the case for a widget being deleted
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$diff = self::array_diff( $old_keys, $new_keys );
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$action = 'widget_deleted';
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$widget = empty( $diff ) || ! isset( $old_value[ $diff[0] ] )
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? false
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: $old_value[ $diff[0] ];
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} else {
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$action = 'widget_updated';
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$widget = false;
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// This is a bit crazy. Since there can be multiple widgets stored in a single option,
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// we need to diff the old and new values to figure out which widget was updated.
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foreach ( $new_value as $key => $new_instance ) {
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if ( ! isset( $old_value[ $key ] ) ) {
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continue;
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}
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$old_instance = $old_value[ $key ];
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// First, let's test the keys of each instance
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$diff = self::array_diff( array_keys( $new_instance ), array_keys( $old_instance ) );
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if ( ! empty( $diff ) ) {
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$widget = $new_instance;
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break;
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}
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// Next, lets's loop over each value and compare it
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foreach ( $new_instance as $k => $v ) {
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if ( is_scalar( $v ) && (string) $v !== (string) $old_instance[ $k ] ) {
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$widget = $new_instance;
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break;
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}
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if ( 'filters' == $k ) {
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if ( count( $new_instance['filters'] ) != count( $old_instance['filters'] ) ) {
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$widget = $new_instance;
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break;
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||||
}
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||||
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foreach ( $v as $filter_key => $new_filter_value ) {
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$diff = self::array_diff( $new_filter_value, $old_instance['filters'][ $filter_key ] );
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if ( ! empty( $diff ) ) {
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$widget = $new_instance;
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break;
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||||
}
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||||
}
|
||||
}
|
||||
}
|
||||
}
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||||
}
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||||
|
||||
if ( empty( $action ) || empty( $widget ) ) {
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||||
return false;
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||||
}
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||||
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return array(
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'action' => $action,
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'widget' => self::get_widget_properties_for_tracks( $widget ),
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);
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}
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||||
|
||||
/**
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* Creates the widget properties for sending to Tracks.
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*
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||||
* @since 5.8.0
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||||
*
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||||
* @param array $widget The widget instance.
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||||
*
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||||
* @return array The widget properties.
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||||
*/
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static function get_widget_properties_for_tracks( $widget ) {
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$sanitized = array();
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||||
|
||||
foreach ( (array) $widget as $key => $value ) {
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||||
if ( '_multiwidget' == $key ) {
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||||
continue;
|
||||
}
|
||||
|
||||
if ( is_scalar( $value ) ) {
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||||
$key = str_replace( '-', '_', sanitize_key( $key ) );
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||||
$key = "widget_{$key}";
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||||
$sanitized[ $key ] = $value;
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||||
}
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||||
}
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||||
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||||
$filters_properties = ! empty( $widget['filters'] )
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||||
? self::get_filter_properties_for_tracks( $widget['filters'] )
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||||
: array();
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||||
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||||
return array_merge( $sanitized, $filters_properties );
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||||
}
|
||||
|
||||
/**
|
||||
* Creates the filter properties for sending to Tracks.
|
||||
*
|
||||
* @since 5.8.0
|
||||
*
|
||||
* @param array $filters An array of filters.
|
||||
*
|
||||
* @return array The filter properties.
|
||||
*/
|
||||
static function get_filter_properties_for_tracks( $filters ) {
|
||||
if ( empty( $filters ) ) {
|
||||
return $filters;
|
||||
}
|
||||
|
||||
$filters_properties = array(
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||||
'widget_filter_count' => count( $filters ),
|
||||
);
|
||||
|
||||
foreach ( $filters as $filter ) {
|
||||
if ( empty( $filter['type'] ) ) {
|
||||
continue;
|
||||
}
|
||||
|
||||
$key = sprintf( 'widget_filter_type_%s', $filter['type'] );
|
||||
if ( isset( $filters_properties[ $key ] ) ) {
|
||||
$filters_properties[ $key ] ++;
|
||||
} else {
|
||||
$filters_properties[ $key ] = 1;
|
||||
}
|
||||
}
|
||||
|
||||
return $filters_properties;
|
||||
}
|
||||
|
||||
/**
|
||||
* Gets the active post types given a set of filters.
|
||||
*
|
||||
* @since 5.8.0
|
||||
*
|
||||
* @param array $filters The active filters for the current query.
|
||||
*
|
||||
* @return array The active post types.
|
||||
*/
|
||||
public static function get_active_post_types( $filters ) {
|
||||
$active_post_types = array();
|
||||
|
||||
foreach ( $filters as $item ) {
|
||||
if ( ( 'post_type' == $item['type'] ) && isset( $item['query_vars']['post_type'] ) ) {
|
||||
$active_post_types[] = $item['query_vars']['post_type'];
|
||||
}
|
||||
}
|
||||
|
||||
return $active_post_types;
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets active to false on all post type buckets.
|
||||
*
|
||||
* @since 5.8.0
|
||||
*
|
||||
* @param array $filters The available filters for the current query.
|
||||
*
|
||||
* @return array The filters for the current query with modified active field.
|
||||
*/
|
||||
public static function remove_active_from_post_type_buckets( $filters ) {
|
||||
$modified = $filters;
|
||||
foreach ( $filters as $key => $filter ) {
|
||||
if ( 'post_type' === $filter['type'] && ! empty( $filter['buckets'] ) ) {
|
||||
foreach ( $filter['buckets'] as $k => $bucket ) {
|
||||
$bucket['active'] = false;
|
||||
$modified[ $key ]['buckets'][ $k ] = $bucket;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return $modified;
|
||||
}
|
||||
|
||||
/**
|
||||
* Given a url and an array of post types, will ensure that the post types are properly applied to the URL as args.
|
||||
*
|
||||
* @since 5.8.0
|
||||
*
|
||||
* @param string $url The URL to add post types to.
|
||||
* @param array $post_types An array of post types that should be added to the URL.
|
||||
*
|
||||
* @return string The URL with added post types.
|
||||
*/
|
||||
public static function add_post_types_to_url( $url, $post_types ) {
|
||||
$url = Jetpack_Search_Helpers::remove_query_arg( 'post_type', $url );
|
||||
if ( empty( $post_types ) ) {
|
||||
return $url;
|
||||
}
|
||||
|
||||
$url = Jetpack_Search_Helpers::add_query_arg(
|
||||
'post_type',
|
||||
implode( ',', $post_types ),
|
||||
$url
|
||||
);
|
||||
|
||||
return $url;
|
||||
}
|
||||
|
||||
/**
|
||||
* Since we provide support for the widget restricting post types by adding the selected post types as
|
||||
* active filters, if removing a post type filter would result in there no longer be post_type args in the URL,
|
||||
* we need to be sure to add them back.
|
||||
*
|
||||
* @since 5.8.0
|
||||
*
|
||||
* @param array $filters An array of possible filters for the current query.
|
||||
* @param array $post_types The post types to ensure are on the link.
|
||||
*
|
||||
* @return array The updated array of filters with post typed added to the remove URLs.
|
||||
*/
|
||||
public static function ensure_post_types_on_remove_url( $filters, $post_types ) {
|
||||
$modified = $filters;
|
||||
|
||||
foreach ( (array) $filters as $filter_key => $filter ) {
|
||||
if ( 'post_type' !== $filter['type'] || empty( $filter['buckets'] ) ) {
|
||||
$modified[ $filter_key ] = $filter;
|
||||
continue;
|
||||
}
|
||||
|
||||
foreach ( (array) $filter['buckets'] as $bucket_key => $bucket ) {
|
||||
if ( empty( $bucket['remove_url'] ) ) {
|
||||
continue;
|
||||
}
|
||||
|
||||
$parsed = wp_parse_url( $bucket['remove_url'] );
|
||||
if ( ! $parsed ) {
|
||||
continue;
|
||||
}
|
||||
|
||||
$query = array();
|
||||
if ( ! empty( $parsed['query'] ) ) {
|
||||
wp_parse_str( $parsed['query'], $query );
|
||||
}
|
||||
|
||||
if ( empty( $query['post_type'] ) ) {
|
||||
$modified[ $filter_key ]['buckets'][ $bucket_key ]['remove_url'] = self::add_post_types_to_url(
|
||||
$bucket['remove_url'],
|
||||
$post_types
|
||||
);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return $modified;
|
||||
}
|
||||
|
||||
/**
|
||||
* Wraps a WordPress filter called "jetpack_search_disable_widget_filters" that allows
|
||||
* developers to disable filters supplied by the search widget. Useful if filters are
|
||||
* being defined at the code level.
|
||||
*
|
||||
* @since 5.8.0
|
||||
*
|
||||
* @return bool
|
||||
*/
|
||||
public static function are_filters_by_widget_disabled() {
|
||||
/**
|
||||
* Allows developers to disable filters being set by widget, in favor of manually
|
||||
* setting filters via `Jetpack_Search::set_filters()`.
|
||||
*
|
||||
* @module search
|
||||
*
|
||||
* @since 5.7.0
|
||||
*
|
||||
* @param bool false
|
||||
*/
|
||||
return apply_filters( 'jetpack_search_disable_widget_filters', false );
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns a boolean for whether the current site has a VIP index.
|
||||
*
|
||||
* @since 5.8.0
|
||||
*
|
||||
* @return bool
|
||||
*/
|
||||
public static function site_has_vip_index() {
|
||||
$has_vip_index = (
|
||||
Constants::is_defined( 'JETPACK_SEARCH_VIP_INDEX' ) &&
|
||||
Constants::get_constant( 'JETPACK_SEARCH_VIP_INDEX' )
|
||||
);
|
||||
|
||||
/**
|
||||
* Allows developers to filter whether the current site has a VIP index.
|
||||
*
|
||||
* @module search
|
||||
*
|
||||
* @since 5.8.0
|
||||
*
|
||||
* @param bool $has_vip_index Whether the current site has a VIP index.
|
||||
*/
|
||||
return apply_filters( 'jetpack_search_has_vip_index', $has_vip_index );
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns the maximum posts per page for a search query.
|
||||
*
|
||||
* @since 5.8.0
|
||||
*
|
||||
* @return int
|
||||
*/
|
||||
public static function get_max_posts_per_page() {
|
||||
return self::site_has_vip_index() ? 1000 : 100;
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns the maximum offset for a search query.
|
||||
*
|
||||
* @since 5.8.0
|
||||
*
|
||||
* @return int
|
||||
*/
|
||||
public static function get_max_offset() {
|
||||
return self::site_has_vip_index() ? 9000 : 1000;
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user