114 lines
2.5 KiB
PHP
114 lines
2.5 KiB
PHP
<?php
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/**
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* Meta Range REST API Controller
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*
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* @since 5.0.0
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* @package elasticpress
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*/
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namespace ElasticPress\REST;
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use ElasticPress\Features;
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/**
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* Meta Range API controller class.
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*
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* @since 5.0.0
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* @package elasticpress
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*/
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class MetaRange {
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/**
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* Register routes.
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*
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* Registers the route using its own endpoint and the previous facets
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* endpoint, for backwards compatibility.
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*
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* @return void
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*/
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public function register_routes() {
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$args = [
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'args' => $this->get_args(),
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'callback' => [ $this, 'get_meta_range' ],
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'methods' => 'GET',
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'permission_callback' => [ $this, 'check_permission' ],
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];
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register_rest_route( 'elasticpress/v1', 'meta-range', $args );
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register_rest_route( 'elasticpress/v1', 'facets/meta-range/block-preview', $args );
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}
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/**
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* Check that the request has permission.
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*
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* @return boolean
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*/
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public function check_permission() {
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return current_user_can( 'edit_theme_options' );
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}
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/**
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* Get args schema.
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*
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* @return array
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*/
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public function get_args() {
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return [
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'facet' => [
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'description' => __( 'Filter to get a value range for.', 'elasticpress' ),
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'required' => true,
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'type' => 'string',
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],
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];
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}
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/**
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* Get the range of values for a given filter.
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*
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* @param \WP_REST_Request $request Full details about the request.
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* @return void
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*/
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public function get_meta_range( \WP_REST_Request $request ) {
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global $wp_query;
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add_filter( 'ep_is_facetable', '__return_true' );
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$search = Features::factory()->get_registered_feature( 'search' );
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$facets = Features::factory()->get_registered_feature( 'facets' );
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$facet = $request->get_param( 'facet' );
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add_filter(
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'ep_facet_meta_range_fields',
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function ( $meta_fields ) use ( $facet ) {
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$meta_fields = [ $facet ];
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return $meta_fields;
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}
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);
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$args = [
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'post_type' => $search->get_searchable_post_types(),
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'posts_per_page' => 1,
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];
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$wp_query->query( $args );
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$min_field_name = $facets->types['meta-range']->get_filter_name() . $facet . '_min';
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$max_field_name = $facets->types['meta-range']->get_filter_name() . $facet . '_max';
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if ( empty( $GLOBALS['ep_facet_aggs'][ $min_field_name ] ) || empty( $GLOBALS['ep_facet_aggs'][ $max_field_name ] ) ) {
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wp_send_json_error();
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return;
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}
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$min = $GLOBALS['ep_facet_aggs'][ $min_field_name ];
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$max = $GLOBALS['ep_facet_aggs'][ $max_field_name ];
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wp_send_json_success(
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[
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'min' => $min,
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'max' => $max,
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]
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);
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}
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}
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