Image_Import::import_to_media( $image_url )

	private function import_to_media( $image_url ){
		if( !$image_url ){
			Helper::debug_message(
				sprintf(
					'Post #%d featured image not set because no image URL was detected.',
					$this->video_post->get_post()->ID
				)
			);

			return false;
		}

		// get the thumbnail
		$request = wp_remote_get(
			$image_url,
			[
				'user-agent' => Helper::request_user_agent(),
				'sslverify' => false,
				/**
				 * Request timeout filter.
				 * Video image import request timeout in seconds.
				 *
				 * @param int $timeout Remote request timeout in seconds.
				 */
				'timeout' => apply_filters( 'vimeotheque\image_request_timeout', 30 )
			]
		);

		if( is_wp_error( $request ) || 200 != wp_remote_retrieve_response_code( $request ) ) {

			$error_message = is_wp_error( $request ) ?
				sprintf( 'generated error "%s"', $request->get_error_message() ) :
				sprintf( 'returned response code "%s"', wp_remote_retrieve_response_code( $request ) );

			Helper::debug_message(
				sprintf(
					'Remote request to URL %s for featured image setup on post ID #%d %s.',
					$image_url,
					$this->video_post->get_post()->ID,
					$error_message
				)
			);

			return false;
		}

		$image_contents = $request['body'];
		$image_type = wp_remote_retrieve_header( $request, 'content-type' );
		// Translate MIME type into an extension
		if ( $image_type == 'image/jpeg' ){
			$image_extension = '.jpg';
		}elseif ( $image_type == 'image/png' ){
			$image_extension = '.png';
		}

		if( !isset( $image_extension ) ){
			Helper::debug_message(
				sprintf(
					'Could not determine extension for image "%s".',
					$image_url
				)
			);

			return false;
		}

		// Construct a file name using post slug and extension
		$fname = urldecode( basename( get_permalink( $this->video_post->get_post()->ID ) ) ) ;
		$new_filename = preg_replace( '/[^A-Za-z0-9\-]/', '', $fname ) .
		                '-vimeo-thumbnail' .
		                $image_extension;

		// Save the image bits using the new filename
		$upload = wp_upload_bits( $new_filename, null, $image_contents );
		if ( $upload['error'] ) {

			Helper::debug_message(
				sprintf(
					'The following error was encountered during the file upload in WP: "%s".',
					$upload['error']
				)
			);

			return false;
		}

		$_image_url = $upload['url'];
		$filename = $upload['file'];

		/**
		 * Action that allows modification of image that will be attached to video post.
		 *
		 * @param string $filename  Complete path to original video image within WP gallery.
		 * @param int $post_id      The post ID that the image will be attached to as featured image.
		 * @param string $video_id  The video ID from Vimeo.
		 */
		do_action(
			'vimeotheque\image_file_raw',
			$filename,
			$this->video_post->get_post()->ID,
			$this->video_post->video_id
		);

		$wp_filetype = wp_check_filetype( basename( $filename ), null );
		$attachment = [
			'post_mime_type'	=> $wp_filetype['type'],
			'post_title'		=> get_the_title( $this->video_post->get_post()->ID ).' - Vimeo thumbnail',
			'post_content'		=> '',
			'post_status'		=> 'inherit',
			'guid'				=> $_image_url
		];
		$attach_id = wp_insert_attachment( $attachment, $filename, $this->video_post->get_post()->ID );

		if( is_wp_error( $attach_id ) ){
			Helper::debug_message(
				sprintf(
					'The following error was encountered when trying to insert the new attachment into the database: "%s".',
					$attach_id->get_error_message()
				)
			);
			return;
		}

		// you must first include the image.php file
		// for the function wp_generate_attachment_metadata() to work
		require_once( ABSPATH . 'wp-admin/includes/image.php' );
		$attach_data = wp_generate_attachment_metadata( $attach_id, $filename );
		wp_update_attachment_metadata( $attach_id, $attach_data );

		// Add field to mark image as a video thumbnail
		update_post_meta(
			$attach_id,
			'video_thumbnail',
			$this->video_post->video_id
		);

		// set image as featured for current post
		update_post_meta(
			$this->video_post->get_post()->ID,
			'_thumbnail_id',
			$attach_id
		);

		/**
		 * Trigger action on plugin import.
		 *
		 * @param int $attachment_id    ID of attachment create.
		 * @param string $video_id      The video ID from Vimeo being processed.
		 * @param int $post_id          The post ID that has the attachment.
		 */
		do_action(
			'vimeotheque\image_imported',
			$attach_id,
			$this->video_post->video_id,
			$this->video_post->get_post()->ID
		);

		Helper::debug_message(
			sprintf(
				'Image imported successfully from %s into attachment #%d and set as featured image for post #%d.',
				$image_url,
				$attach_id,
				$this->video_post->get_post()->ID
			)
		);

		return [
			'post_id' 		=> $this->video_post->get_post()->ID,
			'attachment_id' => $attach_id
		];
	}