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<?php

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/**

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* Class Async

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* @package Smush\Core\Modules\Async

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* @since 2.5

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* @author Umesh Kumar <umesh@incsub.com>

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namespace Smush\Core\Modules\Async;

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use Exception;

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use WP_Smush;

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if ( ! defined( 'WPINC' ) ) {

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die;

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}

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/**

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* Class Async

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class Async extends Abstract_Async {

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/**

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* Argument count.

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* @var int $argument_count

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protected $argument_count = 2;

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/**

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* Priority.

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* @var int $priority

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protected $priority = 12;

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/**

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* Whenever a attachment metadata is generated

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* Had to be hooked on generate and not update, else it goes in infinite loop

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* @var string

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protected $action = 'wp_generate_attachment_metadata';

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/**

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* Prepare data for the asynchronous request

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* @throws Exception If for any reason the request should not happen.

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* @param array $data An array of data sent to the hook.

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* @return array

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protected function prepare_data( $data ) {

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// We don't have the data, bail out.

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if ( empty( $data ) ) {

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return $data;

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}

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// Return a associative array.

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$image_meta = array();

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$image_meta['metadata'] = ! empty( $data[0] ) ? $data[0] : '';

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$image_meta['id'] = ! empty( $data[1] ) ? $data[1] : '';

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/**

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* AJAX Thumbnail Rebuild integration.

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* @see https://app.asana.com/0/14491813218786/730814863045197/f

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if ( ! empty( $_POST['action'] ) && 'ajax_thumbnail_rebuild' === $_POST['action'] && ! empty( $_POST['thumbnails'] ) ) { // Input var ok.

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$image_meta['regen'] = wp_unslash( $_POST['thumbnails'] ); // Input var ok.

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}

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return $image_meta;

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}

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/**

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* Run the async task action

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* TODO: See if auto smush is enabled or not.

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* TODO: Check if async is enabled or not.

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protected function run_action() {

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// Nonce validated in parent method.

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$id = ! empty( $_POST['id'] ) ? (int) $_POST['id'] : ''; // phpcs:ignore WordPress.Security.NonceVerification.Missing

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// Get metadata from $_POST.

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if ( ! empty( $_POST['metadata'] ) && wp_attachment_is_image( $id ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Missing

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// Allow the Asynchronous task to run.

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do_action( "wp_async_$this->action", $id );

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}

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}

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protected function should_run( $data ) {

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if ( empty( $data['metadata'] ) && empty( $data['id'] ) ) {

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return false;

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}

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$attachment_id = $data['id'];

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$smush = WP_Smush::get_instance()->core()->mod->smush;

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return $smush->should_auto_smush( $attachment_id );

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}

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}

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