<?php

new WPCOM_JSON_API_Upload_Media_Endpoint( array(
	'description' => 'Upload a new media item.',
	'group'       => 'media',
	'stat'        => 'media:new',
	'method'      => 'POST',
	'path'        => '/sites/%s/media/new',
	'deprecated'  => true,
	'new_version' => '1.1',
	'max_version' => '1',
	'path_labels' => array(
		'$site' => '(int|string) Site ID or domain',
	),

	'request_format' => array(
		'media'      => "(media) An array of media to attach to the post. To upload media, the entire request should be multipart/form-data encoded. Accepts images (image/gif, image/jpeg, image/png) only at this time.<br /><br /><strong>Example</strong>:<br />" .
		                "<code>curl \<br />--form 'media[]=@/path/to/file.jpg' \<br />-H 'Authorization: BEARER your-token' \<br />'https://public-api.wordpress.com/rest/v1/sites/123/media/new'</code>",
		'media_urls' => "(array) An array of URLs to upload to the post."
	),

	'example_request'      => 'https://public-api.wordpress.com/rest/v1/sites/82974409/media/new/',

	'response_format' => array(
		'media' => '(array) Array of uploaded media',
		'errors' => '(array) Array of error messages of uploading media failures'
	),
	'example_request_data' =>  array(
		'headers' => array(
			'authorization' => 'Bearer YOUR_API_TOKEN'
		),
		'body' => array(
			'media_urls' => "https://s.w.org/about/images/logos/codeispoetry-rgb.png"
		)
	)
) );

class WPCOM_JSON_API_Upload_Media_Endpoint extends WPCOM_JSON_API_Endpoint {
	function callback( $path = '', $blog_id = 0 ) {
		$blog_id = $this->api->switch_to_blog_and_validate_user( $this->api->get_blog_id( $blog_id ) );
		if ( is_wp_error( $blog_id ) ) {
			return $blog_id;
		}

		if ( ! current_user_can( 'upload_files' ) ) {
			return new WP_Error( 'unauthorized', 'User cannot upload media.', 403 );
		}

		$input = $this->input( true );

		$has_media      = isset( $input['media'] ) && $input['media'] ? count( $input['media'] ) : false;
		$has_media_urls = isset( $input['media_urls'] ) && $input['media_urls'] ? count( $input['media_urls'] ) : false;

		$media_ids = $files = $errors = array();

		if ( $has_media ) {
			$this->api->trap_wp_die( 'upload_error' );
			foreach ( $input['media'] as $index => $media_item ) {
				$_FILES['.api.media.item.'] = $media_item;
				// check for WP_Error if we ever actually need $media_id
				$media_id = media_handle_upload( '.api.media.item.', 0 );
				if ( is_wp_error( $media_id ) ) {
					if ( 1 === count( $input['media'] ) && ! $has_media_urls ) {
						unset( $_FILES['.api.media.item.'] );
						return $media_id;
					}
					$errors[ $index ]['error']   = $media_id->get_error_code();
					$errors[ $index ]['message'] = $media_id->get_error_message();
				} else {
					$media_ids[ $index ] = $media_id;
				}
				$files[] = $media_item;
			}
			$this->api->trap_wp_die( null );

			unset( $_FILES['.api.media.item.'] );
		}

		if ( $has_media_urls ) {
			foreach ( $input['media_urls'] as $url ) {
				$id = $this->handle_media_sideload( $url );
				if ( ! empty( $id ) && is_int( $id ) )
					$media_ids[] = $id;
			}
		}

		$results = array();
		foreach ( $media_ids as $media_id ) {
			$results[] = $this->get_media_item( $media_id );
		}

		return array( 'media' => $results, 'errors' => $errors );
	}
}