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<?php
namespace WPGraphQL\Type\MediaItem;
use GraphQL\Type\Definition\ResolveInfo;
use WPGraphQL\Type\WPObjectType;
use WPGraphQL\Types;
class MediaItemType {
private static $media_details;
private static $media_item_meta;
private static $media_sizes;
public static function fields( $fields ) {
$fields['excerpt']['isDeprecated'] = true;
$fields['excerpt']['deprecationReason'] = __( 'Use the caption field instead of excerpt', 'wp-graphql' );
$fields['content']['isDeprecated'] = true;
$fields['content']['deprecationReason'] = __( 'Use the description field instead of content', 'wp-graphql' );
$new_fields = [
'caption' => [
'type' => Types::string(),
'description' => __( 'The caption for the resource', 'wp-graphql' ),
'resolve' => function( \WP_Post $post, $args, $context, ResolveInfo $info ) {
$caption = apply_filters( 'the_excerpt', apply_filters( 'get_the_excerpt', $post->post_excerpt, $post ) );
return ! empty( $caption ) ? $caption : null;
},
],
'altText' => [
'type' => Types::string(),
'description' => __( 'Alternative text to display when resource is not displayed', 'wp-graphql' ),
'resolve' => function( \WP_Post $post, $args, $context, ResolveInfo $info ) {
return get_post_meta( $post->ID, '_wp_attachment_image_alt', true );
},
],
'description' => [
'type' => Types::string(),
'description' => __( 'Description of the image (stored as post_content)', 'wp-graphql' ),
'resolve' => function( \WP_Post $post, $args, $context, ResolveInfo $info ) {
return apply_filters( 'the_content', $post->post_content );
},
],
'mediaType' => [
'type' => Types::string(),
'description' => __( 'Type of resource', 'wp-graphql' ),
'resolve' => function( \WP_Post $post, $args, $context, ResolveInfo $info ) {
return wp_attachment_is_image( $post->ID ) ? 'image' : 'file';
},
],
'sourceUrl' => [
'type' => Types::string(),
'description' => __( 'Url of the mediaItem', 'wp-graphql' ),
'resolve' => function( \WP_Post $post, $args, $context, ResolveInfo $info ) {
return wp_get_attachment_url( $post->ID );
},
],
'mimeType' => [
'type' => Types::string(),
'description' => __( 'The mime type of the mediaItem', 'wp-graphql' ),
'resolve' =>function( \WP_Post $post, $args, $context, ResolveInfo $info ) {
return ! empty( $post->post_mime_type ) ? $post->post_mime_type : null;
},
],
'mediaDetails' => [
'type' => self::media_details(),
'description' => __( 'Details about the mediaItem', 'wp-graphql' ),
'resolve' => function( \WP_Post $post, $args, $context, ResolveInfo $info ) {
return wp_get_attachment_metadata( $post->ID );
},
],
];
return array_merge( $fields, $new_fields );
}
private static function media_details() {
if ( null === self::$media_details ) {
self::$media_details = new WPObjectType( [
'name' => 'MediaDetails',
'fields' => function() {
$fields = [
'width' => [
'type' => Types::int(),
'description' => __( 'The width of the mediaItem', 'wp-graphql' ),
],
'height' => [
'type' => Types::int(),
'description' => __( 'The height of the mediaItem', 'wp-graphql' ),
],
'file' => [
'type' => Types::string(),
'description' => __( 'The height of the mediaItem', 'wp-graphql' ),
],
'sizes' => [
'type' => Types::list_of( self::media_sizes() ),
'description' => __( 'The available sizes of the mediaItem', 'wp-graphql' ),
'resolve' => function( $media_details, $args, $context, ResolveInfo $info ) {
if ( ! empty( $media_details['sizes'] ) ) {
foreach ( $media_details['sizes'] as $size_name => $size ) {
$size['name'] = $size_name;
$sizes[] = $size;
}
}
return ! empty( $sizes ) ? $sizes : null;
},
],
'meta' => [
'type' => self::media_item_meta(),
'resolve' => function( $media_details, $args, $context, ResolveInfo $info ) {
return ! empty( $media_details['image_meta'] ) ? $media_details['image_meta'] : null;
},
],
];
return WPObjectType::prepare_fields( $fields, 'MediaDetails' );
},
] );
}
return ! empty( self::$media_details ) ? self::$media_details : null;
}
private static function media_item_meta() {
if ( null === self::$media_item_meta ) {
self::$media_item_meta = new WPObjectType( [
'name' => 'MediaItemMeta',
'fields' => [
'aperture' => [
'type' => Types::float(),
],
'credit' => [
'type' => Types::string(),
],
'camera' => [
'type' => Types::string(),
],
'caption' => [
'type' => Types::string(),
],
'createdTimestamp' => [
'type' => Types::int(),
'resolve' => function( $meta, $args, $context, ResolveInfo $info ) {
return ! empty( $meta['created_timestamp'] ) ? $meta['created_timestamp'] : null;
},
],
'copyright' => [
'type' => Types::string(),
],
'focalLength' => [
'type' => Types::int(),
'resolve' => function( $meta, $args, $context, ResolveInfo $info ) {
return ! empty( $meta['focal_length'] ) ? $meta['focal_length'] : null;
},
],
'iso' => [
'type' => Types::int(),
],
'shutterSpeed' => [
'type' => Types::float(),
'resolve' => function( $meta, $args, $context, ResolveInfo $info ) {
return ! empty( $meta['shutter_speed'] ) ? $meta['shutter_speed'] : null;
},
],
'title' => [
'type' => Types::string(),
],
'orientation' => [
'type' => Types::string(),
],
'keywords' => [
'type' => Types::list_of( Types::string() ),
],
],
] );
}
return ! empty( self::$media_item_meta ) ? self::$media_item_meta : null;
}
private static function media_sizes() {
if ( null === self::$media_sizes ) {
self::$media_sizes = new WPObjectType( [
'name' => 'MediaSizes',
'fields' => [
'name' => [
'type' => Types::string(),
'description' => __( 'The referenced size name', 'wp-graphql' ),
],
'file' => [
'type' => Types::string(),
'description' => __( 'The file of the for the referenced size', 'wp-graphql' ),
],
'width' => [
'type' => Types::string(),
'description' => __( 'The width of the for the referenced size', 'wp-graphql' ),
],
'height' => [
'type' => Types::string(),
'description' => __( 'The height of the for the referenced size', 'wp-graphql' ),
],
'mimeType' => [
'type' => Types::string(),
'description' => __( 'The mime type of the resource', 'wp-graphql' ),
'resolve' => function( $image, $args, $context, ResolveInfo $info ) {
return ! empty( $image['mime-type'] ) ? $image['mime-type'] : null;
},
],
'sourceUrl' => [
'type' => Types::string(),
'description' => __( 'The url of the for the referenced size', 'wp-graphql' ),
'resolve' => function( $image, $args, $context, ResolveInfo $info ) {
return ! empty( $image['file'] ) ? $image['file'] : null;
},
],
],
] );
}
return ! empty( self::$media_sizes ) ? self::$media_sizes : null;
}
}