<?php

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/**

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* The class to optimize image.

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*

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* @since 2.0

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* @package LiteSpeed

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*/

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namespace LiteSpeed;

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use WpOrg\Requests\Autoload;

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use WpOrg\Requests\Requests;

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defined( 'WPINC' ) || exit();

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/**

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* Class Img_Optm

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*

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* Handles image optimization operations with QUIC.cloud service.

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*/

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class Img_Optm extends Base {

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use Img_Optm_Send;

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use Img_Optm_Pull;

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use Img_Optm_Manage;

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const LOG_TAG = '🗜️';

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const CLOUD_ACTION_NEW_REQ = 'new_req';

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const CLOUD_ACTION_TAKEN = 'taken';

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const CLOUD_ACTION_REQUEST_DESTROY = 'imgoptm_destroy';

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const CLOUD_ACTION_CLEAN = 'clean';

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const TYPE_NEW_REQ = 'new_req';

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const TYPE_RESCAN = 'rescan';

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const TYPE_DESTROY = 'destroy';

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const TYPE_RESET_COUNTER = 'reset_counter';

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const TYPE_CLEAN = 'clean';

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const TYPE_PULL = 'pull';

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const TYPE_BATCH_SWITCH_ORI = 'batch_switch_ori';

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const TYPE_BATCH_SWITCH_OPTM = 'batch_switch_optm';

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const TYPE_CALC_BKUP = 'calc_bkup';

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const TYPE_RESET_ROW = 'reset_row';

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const TYPE_RM_BKUP = 'rm_bkup';

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const STATUS_NEW = 0; // 'new';

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const STATUS_RAW = 1; // 'raw';

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const STATUS_REQUESTED = 3; // 'requested';

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const STATUS_NOTIFIED = 6; // 'notified';

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const STATUS_DUPLICATED = 8; // 'duplicated';

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const STATUS_PULLED = 9; // 'pulled';

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const STATUS_FAILED = -1; // 'failed';

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const STATUS_MISS = -3; // 'miss';

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const STATUS_ERR_FETCH = -5; // 'err_fetch';

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const STATUS_ERR_404 = -6; // 'err_404';

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const STATUS_ERR_OPTM = -7; // 'err_optm';

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const STATUS_XMETA = -8; // 'xmeta';

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const STATUS_ERR = -9; // 'err';

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const DB_SIZE = 'litespeed-optimize-size';

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const DB_SET = 'litespeed-optimize-set';

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const DB_NEED_PULL = 'need_pull';

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/**

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* WordPress upload directory info.

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*

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* @var array

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*/

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private $wp_upload_dir;

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/**

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* Temporary post ID for current operation.

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*

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* @var int

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*/

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private $tmp_pid;

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/**

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* Temporary type for current operation.

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*

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* @var string

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*/

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private $tmp_type;

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/**

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* Temporary path for current operation.

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*

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* @var string

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*/

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private $tmp_path;

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/**

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* Images queued for optimization.

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*

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* @var array

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*/

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private $_img_in_queue = [];

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/**

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* List of existing source files.

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*

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* @var array

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*/

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private $_existed_src_list = [];

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/**

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* Set of post IDs.

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*

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* @var array

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*/

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private $_pids_set = [];

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/**

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* Thumbnail set string.

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*

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* @var string

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*/

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private $_thumbnail_set = '';

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/**

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* Image optimization table name.

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*

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* @var string

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*/

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private $_table_img_optm;

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/**

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* Image optimization working table name.

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*

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* @var string

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*/

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private $_table_img_optming;

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/**

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* Flag indicating if cron has run.

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*

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* @var bool

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*/

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private $_cron_ran = false;

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/**

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* Sizes to skip during optimization.

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*

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* @var array

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*/

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private $_sizes_skipped = [];

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/**

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* Media class instance.

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*

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* @var Media

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*/

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private $__media;

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/**

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* Data class instance.

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*

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* @var Data

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*/

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private $__data;

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/**

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* Summary data.

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*

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* @var array

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*/

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protected $_summary;

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/**

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* Output format (webp/avif).

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*

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* @var string

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*/

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private $_format = '';

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/**

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* Init

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*

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* @since 2.0

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*/

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public function __construct() {

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Debug2::debug2( '[ImgOptm] init' );

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$this->wp_upload_dir = wp_upload_dir();

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$this->__media = $this->cls( 'Media' );

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$this->__data = $this->cls( 'Data' );

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$this->_table_img_optm = $this->__data->tb( 'img_optm' );

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$this->_table_img_optming = $this->__data->tb( 'img_optming' );

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$this->_summary = self::get_summary();

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if ( empty( $this->_summary['next_post_id'] ) ) {

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$this->_summary['next_post_id'] = 0;

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}

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if ( $this->conf( Base::O_IMG_OPTM_WEBP ) ) {

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$this->_format = 'webp';

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if ( $this->conf( Base::O_IMG_OPTM_WEBP ) === 2 ) {

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$this->_format = 'avif';

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}

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}

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// Allow users to ignore custom sizes.

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$this->_sizes_skipped = apply_filters( 'litespeed_imgoptm_sizes_skipped', $this->conf( Base::O_IMG_OPTM_SIZES_SKIPPED ) );

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}

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/**

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* Handle all request actions from main cls

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*

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* @since 2.0

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* @access public

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*/

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public function handler() {

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$type = Router::verify_type();

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switch ( $type ) {

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case self::TYPE_RESET_ROW:

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// phpcs:ignore WordPress.Security.NonceVerification.Recommended

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$id = ! empty( $_GET['id'] ) ? absint( wp_unslash( $_GET['id'] ) ) : false;

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$this->reset_row( $id );

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break;

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case self::TYPE_CALC_BKUP:

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$this->_calc_bkup();

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break;

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case self::TYPE_RM_BKUP:

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$this->rm_bkup();

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break;

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case self::TYPE_NEW_REQ:

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$this->new_req();

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break;

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case self::TYPE_RESCAN:

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$this->_rescan();

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break;

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case self::TYPE_RESET_COUNTER:

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$this->_reset_counter();

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break;

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case self::TYPE_DESTROY:

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$this->_destroy();

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break;

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case self::TYPE_CLEAN:

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$this->clean();

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break;

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case self::TYPE_PULL:

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self::start_async();

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break;

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case self::TYPE_BATCH_SWITCH_ORI:

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case self::TYPE_BATCH_SWITCH_OPTM:

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$this->batch_switch( $type );

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break;

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case substr( $type, 0, 4 ) === 'avif':

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case substr( $type, 0, 4 ) === 'webp':

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case substr( $type, 0, 4 ) === 'orig':

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$this->_switch_optm_file( $type );

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break;

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default:

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break;

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}

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Admin::redirect();

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}

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}

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