Option for my OpenCart ‘Feed Display’ module to show latest news using REST API instead of RSS.
Source: Adding Featured Images to the WordPress API
/** * WpApiFeaturedImage * * Adds featured images to the products endpoint * using register_rest_field hook. * * @version 1.0 * @author stephen scaff */ class WpApiFeaturedImage { /** * The endpoints we want to target */ public $target_endpoints = ''; /** * Constructor * @uses rest_api_init */ function __construct() { $this->target_endpoints = array('product', 'post'); add_action( 'rest_api_init', array( $this, 'add_image' )); } /** * Add Images to json api */ function add_image() { /** * Add 'featured_image' */ register_rest_field( $this->target_endpoints, 'featured_image', array( 'get_callback' => array( $this, 'get_image_url_full'), 'update_callback' => null, 'schema' => null, ) ); /** * Add 'featured_image_thumbnail' */ register_rest_field( $this->target_endpoints, 'featured_image_thumbnail', array( 'get_callback' => array( $this, 'get_image_url_thumb'), 'update_callback' => null, 'schema' => null, ) ); } /** * Get Image: Thumb */ function get_image_url_thumb(){ $url = $this->get_image('thumbnail'); return $url; } /** * Get Image: Full */ function get_image_url_full(){ $url = $this->get_image('full'); return $url; } /** * Get Image Helpers */ function get_image($size) { $id = get_the_ID(); if ( has_post_thumbnail( $id ) ){ $img_arr = wp_get_attachment_image_src( get_post_thumbnail_id( $id ), $size ); $url = $img_arr[0]; return $url; } else { return false; } } } new WpApiFeaturedImage;