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File Content: `Coupons.php`

<?php
/**
 * REST API Coupons Controller
 *
 * Handles requests to /coupons/*
 */

namespace Automattic\WooCommerce\Admin\API;

defined( 'ABSPATH' ) || exit;

/**
 * Coupons controller.
 *
 * @internal
 * @extends WC_REST_Coupons_Controller
 */
class Coupons extends \WC_REST_Coupons_Controller {

	/**
	 * Endpoint namespace.
	 *
	 * @var string
	 */
	protected $namespace = 'wc-analytics';

	/**
	 * Get the query params for collections.
	 *
	 * @return array
	 */
	public function get_collection_params() {
		$params           = parent::get_collection_params();
		$params['search'] = array(
			'description'       => __( 'Limit results to coupons with codes matching a given string.', 'woocommerce' ),
			'type'              => 'string',
			'validate_callback' => 'rest_validate_request_arg',
		);
		return $params;
	}


	/**
	 * Add coupon code searching to the WC API.
	 *
	 * @param WP_REST_Request $request Request data.
	 * @return array
	 */
	protected function prepare_objects_query( $request ) {
		$args = parent::prepare_objects_query( $request );

		if ( ! empty( $request['search'] ) ) {
			$args['search'] = $request['search'];
			$args['s']      = false;
		}

		return $args;
	}

	/**
	 * Get a collection of posts and add the code search option to WP_Query.
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return WP_Error|WP_REST_Response
	 */
	public function get_items( $request ) {
		add_filter( 'posts_where', array( __CLASS__, 'add_wp_query_search_code_filter' ), 10, 2 );
		$response = parent::get_items( $request );
		remove_filter( 'posts_where', array( __CLASS__, 'add_wp_query_search_code_filter' ), 10 );
		return $response;
	}

	/**
	 * Add code searching to the WP Query
	 *
	 * @internal
	 * @param string $where Where clause used to search posts.
	 * @param object $wp_query WP_Query object.
	 * @return string
	 */
	public static function add_wp_query_search_code_filter( $where, $wp_query ) {
		global $wpdb;

		$search = $wp_query->get( 'search' );
		if ( $search ) {
			$code_like = '%' . $wpdb->esc_like( $search ) . '%';
			$where    .= $wpdb->prepare( "AND {$wpdb->posts}.post_title LIKE %s", $code_like );
		}

		return $where;
	}
}

Name	Size	Permission
Reports	---	0755
Templates	---	0755
Coupons.php	2202 bytes	0644
CustomAttributeTraits.php	3484 bytes	0644
Customers.php	2163 bytes	0644
Data.php	939 bytes	0644
DataCountries.php	1149 bytes	0644
DataDownloadIPs.php	4248 bytes	0644
Experiments.php	1864 bytes	0644
Features.php	1740 bytes	0644
Init.php	8521 bytes	0644
Leaderboards.php	18127 bytes	0644
Marketing.php	4221 bytes	0644
MarketingCampaignTypes.php	6160 bytes	0644
MarketingCampaigns.php	6830 bytes	0644
MarketingChannels.php	5878 bytes	0644
MarketingOverview.php	3443 bytes	0644
MarketingRecommendations.php	6182 bytes	0644
MobileAppMagicLink.php	2147 bytes	0644
NavigationFavorites.php	4941 bytes	0644
NoteActions.php	2449 bytes	0644
Notes.php	26411 bytes	0644
OnboardingFreeExtensions.php	3843 bytes	0644
OnboardingPlugins.php	12221 bytes	0644
OnboardingProductTypes.php	1840 bytes	0644
OnboardingProfile.php	17116 bytes	0644
OnboardingTasks.php	32701 bytes	0644
OnboardingThemes.php	13965 bytes	0644
Options.php	9622 bytes	0644
Orders.php	10416 bytes	0644
PaymentGatewaySuggestions.php	5575 bytes	0644
Plugins.php	20543 bytes	0644
ProductAttributeTerms.php	4467 bytes	0644
ProductAttributes.php	4568 bytes	0644
ProductCategories.php	458 bytes	0644
ProductForm.php	3137 bytes	0644
ProductReviews.php	1330 bytes	0644
ProductVariations.php	6109 bytes	0644
Products.php	9933 bytes	0644
ProductsLowInStock.php	9738 bytes	0644
SettingOptions.php	878 bytes	0644
ShippingPartnerSuggestions.php	5876 bytes	0644
Taxes.php	5020 bytes	0644
Themes.php	6241 bytes	0644

File Content: Coupons.php

File Content: `Coupons.php`