91 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			91 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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/**
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 * Class for async optimization of Media Library images.
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 *
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 * @link https://ewww.io
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 * @package EWWW_Image_Optimizer
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 */
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namespace EWWW;
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if ( ! defined( 'ABSPATH' ) ) {
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	exit;
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}
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/**
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 * Handles an async request used to optimize a Media Library image.
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 *
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 * Used to optimize a single image, like a resize, retina, or the original upload for a
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 * Media Library attachment. Done in parallel to increase processing capability.
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 *
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 * @see EWWW\Async_Request
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 */
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class Async_Media_Optimize extends Async_Request {
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	/**
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	 * The action name used to trigger this class extension.
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	 *
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	 * @access protected
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	 * @var string $action
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	 */
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	protected $action = 'ewwwio_async_media_optimize';
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	/**
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	 * Handles the async media image optimization request.
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	 *
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	 * Called via a POST to optimize an image from a Media Library attachment using parallel optimization.
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	 *
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	 * @global object $ewww_image Tracks attributes of the image currently being optimized.
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	 */
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	protected function handle() {
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		session_write_close();
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		ewwwio_debug_message( '<b>' . __METHOD__ . '()</b>' );
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		check_ajax_referer( $this->identifier, 'nonce' );
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		global $ewww_force;
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		if ( empty( $_POST['ewwwio_size'] ) ) {
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			$size = '';
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		} else {
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			$size = sanitize_key( $_POST['ewwwio_size'] );
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		}
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		if ( empty( $_POST['ewwwio_attachment_id'] ) ) {
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			$id = 0;
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		} else {
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			$id = (int) $_POST['ewwwio_attachment_id'];
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		}
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		if ( empty( $_POST['ewwwio_id'] ) ) {
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			return;
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		}
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		$ewww_force = ! empty( $_REQUEST['ewww_force'] ) ? true : false;
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		$ewwwio_id  = (int) $_POST['ewwwio_id'];
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		global $ewww_image;
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		$file_path = ewww_image_optimizer_find_file_by_id( $ewwwio_id );
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		if ( $file_path && 'full' === $size ) {
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			ewwwio_debug_message( "processing async optimization request for $file_path" );
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			$ewww_image         = new EWWW_Image( $id, 'media', $file_path );
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			$ewww_image->resize = 'full';
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			list( $file, $msg, $conv, $original ) = ewww_image_optimizer( $file_path, 1, false, false, true );
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		} elseif ( $file_path ) {
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			ewwwio_debug_message( "processing async optimization request for $file_path" );
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			$ewww_image         = new EWWW_Image( $id, 'media', $file_path );
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			$ewww_image->resize = ( empty( $size ) ? null : $size );
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			list( $file, $msg, $conv, $original ) = ewww_image_optimizer( $file_path );
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		} else {
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			if ( $ewwwio_id && ! $file_path ) {
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				ewwwio_debug_message( "could not find file to process async optimization request for $ewwwio_id" );
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			} else {
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				ewwwio_debug_message( 'ignored async optimization request' );
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			}
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			return;
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		}
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		ewww_image_optimizer_hidpi_optimize( $file_path );
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		ewwwio_debug_message( 'checking for: ' . $file_path . '.processing' );
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		if ( ewwwio_is_file( $file_path . '.processing' ) ) {
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			ewwwio_debug_message( 'removing ' . $file_path . '.processing' );
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			$upload_path = wp_get_upload_dir();
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			ewwwio_delete_file( $file_path . '.processing' );
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		}
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	}
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}
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