mirror of
https://github.com/10h30/Display-Posts-Shortcode-Remote.git
synced 2026-06-05 15:07:31 +09:00
Steven A. Zahm
137 lines
2.7 KiB
PHP
137 lines
2.7 KiB
PHP
<?php
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if ( ! class_exists( 'Display_Posts_Remote_Add_Featured_Image' ) ) {
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/**
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* Class Display_Posts_Remote_Add_Featured_Image
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*
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* Add the featured image meta to REST responses.
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*
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* @since 1.0
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*/
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class Display_Posts_Remote_Add_Featured_Image {
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/**
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* @since 1.0
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* @var array
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*/
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public $postTypes = array( 'post' );
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/**
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* Display_Posts_Remote_Add_Featured_Image constructor.
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*
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* @since 1.0
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*/
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public function __construct() {
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add_action( 'rest_api_init', array( $this, 'addFeaturedImage' ) );
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}
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/**
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* Register the REST field to the post object.
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*
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* @since 1.0
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*/
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public function addFeaturedImage() {
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/**
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* Add 'featured_image'
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*/
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register_rest_field(
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$this->postTypes,
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'featured_image',
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array(
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'get_callback' => array( $this, 'getFeaturedImageMeta' ),
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'update_callback' => NULL,
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'schema' => NULL,
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)
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);
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}
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/**
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* Callback for the REST field for `featured_image`.
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*
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* Populate the field with the featured image meta.
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*
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* @since 1.0
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*
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* @return array
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*/
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public function getFeaturedImageMeta() {
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$data = array( 'full' => $this->getImageMeta( 'full' ) );
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foreach ( $this->getImageSizes() as $size => $meta ) {
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$imageMeta = $this->getImageMeta( $size );
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if ( FALSE !== $imageMeta ) {
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$data[ $size ] = $imageMeta;
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}
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}
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return $data;
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}
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/**
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* Get all the registered image sizes.
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*
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* @since 1.0
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*
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* @return array
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*/
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public function getImageSizes() {
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global $_wp_additional_image_sizes;
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$sizes = array();
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foreach ( get_intermediate_image_sizes() as $size ) {
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if ( in_array( $size, array( 'thumbnail', 'medium', 'medium_large', 'large' ) ) ) {
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$sizes[ $size ]['width'] = get_option( "{$size}_size_w" );
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$sizes[ $size ]['height'] = get_option( "{$size}_size_h" );
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$sizes[ $size ]['crop'] = (bool) get_option( "{$size}_crop" );
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} elseif ( isset( $_wp_additional_image_sizes[ $size ] ) ) {
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$sizes[ $size ] = array(
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'width' => $_wp_additional_image_sizes[ $size ]['width'],
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'height' => $_wp_additional_image_sizes[ $size ]['height'],
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'crop' => $_wp_additional_image_sizes[ $size ]['crop'],
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);
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}
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}
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return $sizes;
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}
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/**
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* Get the image meta for the supplied image size.
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*
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* @since 1.0
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*
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* @param $size
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*
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* @return array|false
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*/
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public function getImageMeta( $size ) {
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$id = get_the_ID();
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if ( has_post_thumbnail( $id ) ) {
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return wp_get_attachment_image_src( get_post_thumbnail_id( $id ), $size );
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} else {
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return FALSE;
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}
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}
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}
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new Display_Posts_Remote_Add_Featured_Image();
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}
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