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| Current File : /var/www/html/myoten2/wp-content/plugins/litespeed-cache/src/img-optm.cls.php |
<?php
/**
* The class to optimize image.
*
* @since 2.0
* @package LiteSpeed
* @subpackage LiteSpeed/src
* @author LiteSpeed Technologies <info@litespeedtech.com>
*/
namespace LiteSpeed;
defined( 'WPINC' ) || exit;
class Img_Optm extends Base {
const CLOUD_ACTION_NEW_REQ = 'new_req';
const CLOUD_ACTION_TAKEN = 'taken';
const CLOUD_ACTION_REQUEST_DESTROY = 'imgoptm_destroy';
const CLOUD_ACTION_CLEAN = 'clean';
const TYPE_NEW_REQ = 'new_req';
const TYPE_RESCAN = 'rescan';
const TYPE_DESTROY = 'destroy';
const TYPE_CLEAN = 'clean';
const TYPE_PULL = 'pull';
const TYPE_BATCH_SWITCH_ORI = 'batch_switch_ori';
const TYPE_BATCH_SWITCH_OPTM = 'batch_switch_optm';
const TYPE_CALC_BKUP = 'calc_bkup';
const TYPE_RESET_ROW = 'reset_row';
const TYPE_RM_BKUP = 'rm_bkup';
const STATUS_RAW = 0; // 'raw';
const STATUS_REQUESTED = 3; // 'requested';
const STATUS_NOTIFIED = 6; // 'notified';
const STATUS_DUPLICATED = 8; // 'duplicated';
const STATUS_PULLED = 9; // 'pulled';
const STATUS_FAILED = -1; //'failed';
const STATUS_MISS = -3; // 'miss';
const STATUS_ERR_FETCH = -5; // 'err_fetch';
const STATUS_ERR_404 = -6; // 'err_404';
const STATUS_ERR_OPTM = -7; // 'err_optm';
const STATUS_XMETA = -8; // 'xmeta';
const STATUS_ERR = -9; // 'err';
const DB_SIZE = 'litespeed-optimize-size';
const DB_NEED_PULL = 'need_pull';
private $wp_upload_dir;
private $tmp_pid;
private $tmp_path;
private $_img_in_queue = array();
private $_img_in_queue_missed = array();
private $_existed_src_list = array();
private $_table_img_optm;
private $_table_img_optming;
private $_cron_ran = false;
private $__media;
protected $_summary;
/**
* Init
*
* @since 2.0
*/
public function __construct() {
Debug2::debug2( '[ImgOptm] init' );
$this->wp_upload_dir = wp_upload_dir();
$this->__media = $this->cls( 'Media' );
$this->_table_img_optm = $this->cls( 'Data' )->tb( 'img_optm' );
$this->_table_img_optming = $this->cls( 'Data' )->tb( 'img_optming' );
$this->_summary = self::get_summary();
}
/**
* Gather images auto when update attachment meta
*
* @since 4.0
*/
public function wp_update_attachment_metadata( $meta_value, $post_id ) {
global $wpdb;
Debug2::debug2( '[ImgOptm] 🖌️ Auto update attachment meta [id] ' . $post_id );
if ( empty( $meta_value[ 'file' ] ) ) {
return;
}
// Load gathered images
if ( ! $this->_existed_src_list ) { // To aavoid extra query when recalling this function
Debug2::debug( '[Img_Optm] SELECT src from img_optm table' );
$q = "SELECT src FROM `$this->_table_img_optm` WHERE post_id = %d";
$list = $wpdb->get_results( $wpdb->prepare( $q, $post_id ) );
foreach ( $list as $v ) {
$this->_existed_src_list[] = $post_id . '.' . $v->src;
}
}
// Prepare images
$this->tmp_pid = $post_id;
$this->tmp_path = pathinfo( $meta_value[ 'file' ], PATHINFO_DIRNAME ) . '/';
$this->_append_img_queue( $meta_value, true );
if ( ! empty( $meta_value[ 'sizes' ] ) ) {
array_map( array( $this, '_append_img_queue' ), $meta_value[ 'sizes' ] );
}
// Save missed images into img_optm
$this->_save_err_missed();
if ( ! $this->_img_in_queue ) {
Debug2::debug( '[Img_Optm] auto update attachment meta 2 bypass: empty _img_in_queue' );
return;
}
// Save to DB
$this->_save_raw();
}
/**
* This will gather latest certain images from wp_posts to litespeed_img_optm
*
* @since 3.0
* @access private
*/
private function _gather_images() {
global $wpdb;
$this->cls( 'Data' )->tb_create( 'img_optm' );
$this->cls( 'Data' )->tb_create( 'img_optming' );
// Get images
$q = "SELECT b.post_id, b.meta_value
FROM `$wpdb->posts` a
LEFT JOIN `$wpdb->postmeta` b ON b.post_id = a.ID
LEFT JOIN `$this->_table_img_optm` c ON c.post_id = a.ID
WHERE a.post_type = 'attachment'
AND a.post_status = 'inherit'
AND a.post_mime_type IN ('image/jpeg', 'image/png', 'image/gif')
AND b.meta_key = '_wp_attachment_metadata'
AND c.id IS NULL
ORDER BY a.ID DESC
LIMIT %d
";
$q = $wpdb->prepare( $q, apply_filters( 'litespeed_img_gather_max_rows', 200 ) );
$list = $wpdb->get_results( $q );
if ( ! $list ) {
$msg = __( 'No new image gathered.', 'litespeed-cache' );
Admin_Display::succeed( $msg );
Debug2::debug( '[Img_Optm] gather_images bypass: no new image found' );
return;
}
foreach ( $list as $v ) {
$meta_value = $this->_parse_wp_meta_value( $v );
if ( ! $meta_value ) {
$this->_save_err_meta( $v->post_id );
continue;
}
$this->tmp_pid = $v->post_id;
$this->tmp_path = pathinfo( $meta_value[ 'file' ], PATHINFO_DIRNAME ) . '/';
$this->_append_img_queue( $meta_value, true );
if ( ! empty( $meta_value[ 'sizes' ] ) ) {
array_map( array( $this, '_append_img_queue' ), $meta_value[ 'sizes' ] );
}
}
// Save missed images into img_optm
$this->_save_err_missed();
if ( ! $this->_img_in_queue ) {
Debug2::debug( '[Img_Optm] gather_images bypass: empty _img_in_queue' );
return;
}
// Save to DB
$count = $this->_save_raw();
$msg = sprintf( __( 'Gathered %d images successfully.', 'litespeed-cache' ), $count );
Admin_Display::succeed( $msg );
}
/**
* Add a new img to queue which will be pushed to request
*
* @since 1.6
* @access private
*/
private function _append_img_queue( $meta_value, $is_ori_file = false ) {
if ( empty( $meta_value[ 'file' ] ) || empty( $meta_value[ 'width' ] ) || empty( $meta_value[ 'height' ] ) ) {
Debug2::debug2( '[Img_Optm] bypass image due to lack of file/w/h: pid ' . $this->tmp_pid, $meta_value );
return;
}
$short_file_path = $meta_value[ 'file' ];
if ( ! $is_ori_file ) {
$short_file_path = $this->tmp_path . $short_file_path;
}
// Check if src is gathered already or not
if ( in_array( $this->tmp_pid . '.' . $short_file_path, $this->_existed_src_list ) ) {
// Debug2::debug2( '[Img_Optm] bypass image due to gathered: pid ' . $this->tmp_pid . ' ' . $short_file_path );
return;
}
else {
// Append handled images
$this->_existed_src_list[] = $this->tmp_pid . '.' . $short_file_path;
}
// check file exists or not
$_img_info = $this->__media->info( $short_file_path, $this->tmp_pid );
if ( ! $_img_info || ! in_array( pathinfo( $short_file_path, PATHINFO_EXTENSION ), array( 'jpg', 'jpeg', 'png', 'gif' ) ) ) {
$this->_img_in_queue_missed[] = array(
'pid' => $this->tmp_pid,
'src' => $short_file_path,
);
Debug2::debug2( '[Img_Optm] bypass image due to file not exist: pid ' . $this->tmp_pid . ' ' . $short_file_path );
return;
}
// Debug2::debug2( '[Img_Optm] adding image: pid ' . $this->tmp_pid );
$this->_img_in_queue[] = array(
'pid' => $this->tmp_pid,
'md5' => $_img_info[ 'md5' ],
'url' => $_img_info[ 'url' ],
'src' => $short_file_path, // not needed in LiteSpeed IAPI, just leave for local storage after post
'mime_type' => ! empty( $meta_value[ 'mime-type' ] ) ? $meta_value[ 'mime-type' ] : '' ,
'src_filesize' => $_img_info[ 'size' ], // Only used for local storage and calculation
);
}
/**
* Save failed to parse meta info
*
* @since 2.1.1
* @access private
*/
private function _save_err_meta( $pid ) {
$data = array(
$pid,
self::STATUS_XMETA,
);
$this->_insert_img_optm( $data, 'post_id, optm_status' );
Debug2::debug( '[Img_Optm] Mark wrong meta [pid] ' . $pid );
}
/**
* Saved non-existed images into img_optm
*
* @since 2.0
* @access private
*/
private function _save_err_missed() {
if ( ! $this->_img_in_queue_missed ) {
return;
}
$count = count( $this->_img_in_queue_missed );
Debug2::debug( '[Img_Optm] Missed img need to save [total] ' . $count );
$data_to_add = array();
foreach ( $this->_img_in_queue_missed as $src_data ) {
$data_to_add[] = $src_data[ 'pid' ];
$data_to_add[] = self::STATUS_MISS;
$data_to_add[] = $src_data[ 'src' ];
}
$this->_insert_img_optm( $data_to_add, 'post_id, optm_status, src' );
unset( $this->_img_in_queue_missed );
return $count;
}
/**
* Save gathered image raw data
*
* @since 3.0
*/
private function _save_raw() {
$data = array();
foreach ( $this->_img_in_queue as $v ) {
$data[] = $v[ 'pid' ];
$data[] = self::STATUS_RAW;
$data[] = $v[ 'src' ];
$data[] = $v[ 'src_filesize' ];
}
$this->_insert_img_optm( $data );
$count = count( $this->_img_in_queue );
unset( $this->_img_in_queue );
Debug2::debug( '[Img_Optm] Added raw images [total] ' . $count );
return $count;
}
/**
* Insert data into table img_optm
*
* @since 2.0
* @access private
*/
private function _insert_img_optm( $data, $fields = 'post_id, optm_status, src, src_filesize' ) {
if ( empty( $data ) ) {
return;
}
global $wpdb;
$q = "INSERT INTO `$this->_table_img_optm` ( $fields ) VALUES ";
// Add placeholder
$q .= Utility::chunk_placeholder( $data, $fields );
// Store data
$wpdb->query( $wpdb->prepare( $q, $data ) );
}
/**
* Auto send optm request
*
* @since 2.4.1
* @access public
*/
public static function cron_auto_request()
{
if ( ! defined( 'DOING_CRON' ) ) {
return false;
}
$instance = self::cls();
$instance->new_req();
}
/**
* Calculate wet run allowance
*
* @since 3.0
*/
public function wet_limit()
{
$wet_limit = 1;
if ( ! empty( $this->_summary[ 'img_taken' ] ) ) {
$wet_limit = pow( $this->_summary[ 'img_taken' ], 2 );
}
if ( $wet_limit == 1 && ! empty( $this->_summary[ 'img_status.' . self::STATUS_ERR_OPTM ] ) ) {
$wet_limit = pow( $this->_summary[ 'img_status.' . self::STATUS_ERR_OPTM ], 2 );
}
if ( $wet_limit < Cloud::IMG_OPTM_DEFAULT_GROUP ) {
return $wet_limit;
}
// No limit
return false;
}
/**
* Check if need to gather at this moment
*
* @since 3.0
*/
public function need_gather()
{
global $wpdb;
if ( ! Data::cls()->tb_exist( 'img_optm' ) || ! Data::cls()->tb_exist( 'img_optming' ) ) {
Debug2::debug( '[Img_Optm] need gather due to no db tables' );
return true;
}
$q = "SELECT * FROM `$this->_table_img_optm` WHERE optm_status = %d LIMIT 1";
$q = $wpdb->prepare( $q, self::STATUS_RAW );
if ( ! $wpdb->get_row( $q ) ) {
Debug2::debug( '[Img_Optm] need gather due to no new raw image found' );
return true;
}
return false;
}
/**
* Push raw img to image optm server
*
* @since 1.6
* @access public
*/
public function new_req()
{
global $wpdb;
// Check if has credit to push
$allowance = Cloud::cls()->allowance( Cloud::SVC_IMG_OPTM );
$wet_limit = $this->wet_limit();
Debug2::debug( "[Img_Optm] allowance_max $allowance wet_limit $wet_limit" );
if ( $wet_limit && $wet_limit < $allowance ) {
$allowance = $wet_limit;
}
if ( ! $allowance ) {
Debug2::debug( '[Img_Optm] ❌ No credit' );
Admin_Display::error( Error::msg( 'out_of_quota' ) );
return;
}
Debug2::debug( '[Img_Optm] preparing images to push' );
if ( $this->need_gather() ) {
$this->_gather_images();
return;
}
$q = "SELECT * FROM `$this->_table_img_optm` WHERE optm_status = %d ORDER BY id LIMIT %d";
$q = $wpdb->prepare( $q, array( self::STATUS_RAW, $allowance ) );
$this->_img_in_queue = $wpdb->get_results( $q, ARRAY_A );
// Limit maximum number of items waiting (status requested) to the allowance
$q = "SELECT COUNT(1) FROM `$this->_table_img_optming` WHERE optm_status = %d";
$q = $wpdb->prepare( $q, array( self::STATUS_REQUESTED) );
$total_requested = $wpdb->get_var( $q );
$max_requested = $allowance * 1;
if ( $total_requested > $max_requested ) {
Debug2::debug( '[Img_Optm] ❌ Too many queued images ('.$total_requested.' > '.$max_requested.')' );
Admin_Display::error( Error::msg( 'too_many_requested' ) );
return;
}
// Limit maximum number of items waiting to be pulled
$q = "SELECT COUNT(1) FROM `$this->_table_img_optming` WHERE optm_status = %d";
$q = $wpdb->prepare( $q, array( self::STATUS_NOTIFIED) );
$total_notified = $wpdb->get_var( $q );
$max_notified = $allowance * 5;
if ( $total_notified > $max_notified ) {
Debug2::debug( '[Img_Optm] ❌ Too many notified images ('.$total_notified.' > '.$max_notified.')' );
Admin_Display::error( Error::msg( 'too_many_notified' ) );
return;
}
$num_a = count( $this->_img_in_queue );
Debug2::debug( '[Img_Optm] Images found: ' . $num_a );
$this->_filter_duplicated_src();
$this->_filter_invalid_src();
$num_b = count( $this->_img_in_queue );
if ( $num_b != $num_a ) {
Debug2::debug( '[Img_Optm] Images after filtered duplicated/invalid src: ' . $num_b );
}
if ( ! $num_b ) {
Debug2::debug( '[Img_Optm] No image in queue' );
return;
}
// Push to Cloud server
$accepted_imgs = $this->_send_request();
if ( ! $accepted_imgs ) {
return;
}
$placeholder1 = Admin_Display::print_plural( $num_b, 'image' );
$placeholder2 = Admin_Display::print_plural( $accepted_imgs, 'image' );
$msg = sprintf( __( 'Pushed %1$s to Cloud server, accepted %2$s.', 'litespeed-cache' ), $placeholder1, $placeholder2 );
Admin_Display::succeed( $msg );
}
/**
* Filter duplicated src in work table and $this->_img_in_queue, then mark them as duplicated
*
* @since 2.0
* @access private
*/
private function _filter_duplicated_src()
{
global $wpdb;
$srcpath_list = array();
$list = $wpdb->get_results( "SELECT src FROM $this->_table_img_optming" );
foreach ( $list as $v ) {
$srcpath_list[] = $v->src;
}
$img_in_queue_duplicated = array();
foreach ( $this->_img_in_queue as $k => $v ) {
if ( in_array( $v[ 'src' ], $srcpath_list ) ) {
$img_in_queue_duplicated[] = $v[ 'id' ];
unset( $this->_img_in_queue[ $k ] );
continue;
}
$srcpath_list[] = $v[ 'src' ];
}
if ( ! $img_in_queue_duplicated ) {
return;
}
$count = count( $img_in_queue_duplicated );
$msg = sprintf( __( 'Bypassed %1$s duplicated images.', 'litespeed-cache' ), $count );
Admin_Display::succeed( $msg );
Debug2::debug( '[Img_Optm] Found duplicated src [total_img_duplicated] ' . $count );
// Update img table
$ids = implode( ',', $img_in_queue_duplicated );
$q = "UPDATE `$this->_table_img_optm` SET optm_status = '" . self::STATUS_DUPLICATED . "' WHERE id IN ( $ids )";
$wpdb->query( $q );
}
/**
* Filter the invalid src before sending
*
* @since 3.0.8.3
* @access private
*/
private function _filter_invalid_src()
{
global $wpdb;
$img_in_queue_invalid = array();
foreach ( $this->_img_in_queue as $k => $v ) {
if ( $v[ 'src' ] ) {
$extension = pathinfo( $v[ 'src' ], PATHINFO_EXTENSION );
}
if ( ! $v[ 'src' ] || empty( $extension ) || ! in_array( $extension, array( 'jpg', 'jpeg', 'png', 'gif' ) ) ) {
$img_in_queue_invalid[] = $v[ 'id' ];
unset( $this->_img_in_queue[ $k ] );
continue;
}
}
if ( ! $img_in_queue_invalid ) {
return;
}
$count = count( $img_in_queue_invalid );
$msg = sprintf( __( 'Cleared %1$s invalid images.', 'litespeed-cache' ), $count );
Admin_Display::succeed( $msg );
Debug2::debug( '[Img_Optm] Found invalid src [total] ' . $count );
// Update img table
$ids = implode( ',', $img_in_queue_invalid );
$q = "DELETE FROM `$this->_table_img_optm` WHERE id IN ( $ids )";
$wpdb->query( $q );
}
/**
* Push img request to Cloud server
*
* @since 1.6.7
* @access private
*/
private function _send_request()
{
global $wpdb;
$list = array();
foreach ( $this->_img_in_queue as $v ) {
$_img_info = $this->__media->info( $v[ 'src' ], $v[ 'post_id' ] );
if ( empty( $_img_info[ 'url' ] ) || empty( $_img_info[ 'md5' ] ) ) {
// attachment doesn't exist, delete the record
$q = "DELETE FROM `$this->_table_img_optm` WHERE post_id = %d";
$wpdb->query( $wpdb->prepare( $q, $v[ 'post_id' ] ) );
continue;
}
/**
* Filter `litespeed_img_optm_options_per_image`
* @since 2.4.2
*/
/**
* To use the filter `litespeed_img_optm_options_per_image` to manipulate `optm_options`, do below:
*
* add_filter( 'litespeed_img_optm_options_per_image', function( $optm_options, $file ){
* // To add optimize original image
* if ( Your conditions ) {
* $optm_options |= API::IMG_OPTM_BM_ORI;
* }
*
* // To add optimize webp image
* if ( Your conditions ) {
* $optm_options |= API::IMG_OPTM_BM_WEBP;
* }
*
* // To turn on lossless optimize for this image e.g. if filename contains `magzine`
* if ( strpos( $file, 'magzine' ) !== false ) {
* $optm_options |= API::IMG_OPTM_BM_LOSSLESS;
* }
*
* // To set keep exif info for this image
* if ( Your conditions ) {
* $optm_options |= API::IMG_OPTM_BM_EXIF;
* }
*
* return $optm_options;
* } );
*
*/
$optm_options = apply_filters( 'litespeed_img_optm_options_per_image', 0, $v[ 'src' ] );
$img = array(
'id' => $v[ 'id' ],
'url' => $_img_info[ 'url' ],
'md5' => $_img_info[ 'md5' ],
);
if ( $optm_options ) {
$img[ 'optm_options' ] = $optm_options;
}
$list[] = $img;
}
if ( ! $list ) {
$msg = __( 'No valid image found in the current request.', 'litespeed-cache' );
Admin_Display::error( $msg );
return;
}
$data = array(
'action' => self::CLOUD_ACTION_NEW_REQ,
'list' => json_encode( $list ),
'optm_ori' => $this->conf( self::O_IMG_OPTM_ORI ) ? 1 : 0,
'optm_webp' => $this->conf( self::O_IMG_OPTM_WEBP ) ? 1 : 0,
'optm_lossless' => $this->conf( self::O_IMG_OPTM_LOSSLESS ) ? 1 : 0,
'keep_exif' => $this->conf( self::O_IMG_OPTM_EXIF ) ? 1 : 0,
);
// Push to Cloud server
$json = Cloud::post( Cloud::SVC_IMG_OPTM, $data );
if ( ! $json ) {
return;
}
// Check data format
if ( empty( $json[ 'ids' ] ) ) {
Debug2::debug( '[Img_Optm] Failed to parse response data from Cloud server ', $json );
$msg = __( 'No valid image found by Cloud server in the current request.', 'litespeed-cache' );
Admin_Display::error( $msg );
return;
}
Debug2::debug( '[Img_Optm] Returned data from Cloud server count: ' . count( $json[ 'ids' ] ) );
$ids = implode( ',', array_map( 'intval', $json[ 'ids' ] ) );
// Update img table
$q = "UPDATE `$this->_table_img_optm` SET optm_status = '" . self::STATUS_REQUESTED . "' WHERE id IN ( $ids )";
$wpdb->query( $q );
// Save to work table
$q = "INSERT INTO `$this->_table_img_optming` ( id, post_id, optm_status, src ) SELECT id, post_id, optm_status, src FROM $this->_table_img_optm WHERE id IN ( $ids )";
$wpdb->query( $q );
$this->_summary[ 'last_requested' ] = time();
self::save_summary();
return count( $json[ 'ids' ] );
}
/**
* Cloud server notify Client img status changed
*
* @since 1.6
* @since 1.6.5 Added err/request status free switch
* @access public
*/
public function notify_img()
{
// Interval validation to avoid hacking domain_key
if ( ! empty( $this->_summary[ 'notify_ts_err' ] ) && time() - $this->_summary[ 'notify_ts_err' ] < 3 ) {
return Cloud::err( 'too_often' );
}
$post_data = json_decode(file_get_contents('php://input'), true);
if( is_null( $post_data ) ) {
$post_data = $_POST;
}
// Validate key
if ( empty( $post_data[ 'domain_key' ] ) || $post_data[ 'domain_key' ] !== md5( $this->conf( self::O_API_KEY ) ) ) {
$this->_summary[ 'notify_ts_err' ] = time();
self::save_summary();
return Cloud::err( 'wrong_key' );
}
global $wpdb;
$notified_data = $post_data[ 'data' ];
if ( empty( $notified_data ) || ! is_array( $notified_data ) ) {
Debug2::debug( '[Img_Optm] ❌ notify exit: no notified data' );
return Cloud::err( 'no notified data' );
}
if ( empty( $post_data[ 'server' ] ) || substr( $post_data[ 'server' ], -11 ) !== '.quic.cloud' ) {
Debug2::debug( '[Img_Optm] notify exit: no/wrong server' );
return Cloud::err( 'no/wrong server' );
}
$_allowed_status = array(
self::STATUS_NOTIFIED, // 6 -> 'notified';
self::STATUS_ERR_FETCH, // -5 -> 'err_fetch';
self::STATUS_ERR_404, // -6 -> 'err_404';
self::STATUS_ERR_OPTM, // -7 -> 'err_optm';
self::STATUS_ERR, // -9 -> 'err';
);
if ( empty( $post_data[ 'status' ] ) || ! in_array( $post_data[ 'status' ], $_allowed_status ) ) {
Debug2::debug( '[Img_Optm] notify exit: no/wrong status', $post_data );
return Cloud::err( 'no/wrong status' );
}
$status = $post_data[ 'status' ];
$last_log_pid = 0;
if ( empty( $this->_summary[ 'reduced' ] ) ) {
$this->_summary[ 'reduced' ] = 0;
}
if ( $status == self::STATUS_NOTIFIED ) {
// Notified data format: [ img_optm_id => [ id=>, src_size=>, ori=>, ori_md5=>, ori_reduced=>, webp=>, webp_md5=>, webp_reduced=> ] ]
$q = "SELECT a.*, b.meta_id as b_meta_id, b.meta_value AS b_optm_info
FROM `$this->_table_img_optming` a
LEFT JOIN `$wpdb->postmeta` b ON b.post_id = a.post_id AND b.meta_key = %s
WHERE a.id IN ( " . implode( ',', array_fill( 0, count( $notified_data ), '%d' ) ) . " )";
$list = $wpdb->get_results( $wpdb->prepare( $q, array_merge( array( self::DB_SIZE ), array_keys( $notified_data ) ) ) );
$ls_optm_size_row_exists_postids = array();
foreach ( $list as $v ) {
$json = $notified_data[ $v->id ];
$server = ! empty( $json['server'] ) ? $json['server'] : $post_data['server'];
$server_info = array(
'server' => $server,
);
// Save server side ID to send taken notification after pulled
$server_info[ 'id' ] = $json[ 'id' ];
if ( !empty( $json['file_id'] ) ) {
$server_info['file_id'] = $json['file_id'];
}
// Optm info array
$postmeta_info = array(
'ori_total' => 0,
'ori_saved' => 0,
'webp_total' => 0,
'webp_saved' => 0,
);
// Init postmeta_info for the first one
if ( ! empty( $v->b_meta_id ) ) {
foreach ( maybe_unserialize( $v->b_optm_info ) as $k2 => $v2 ) {
$postmeta_info[ $k2 ] += $v2;
}
}
if ( ! empty( $json[ 'ori' ] ) ) {
$server_info[ 'ori_md5' ] = $json[ 'ori_md5' ];
$server_info[ 'ori' ] = $json[ 'ori' ];
// Append meta info
$postmeta_info[ 'ori_total' ] += $json[ 'src_size' ];
$postmeta_info[ 'ori_saved' ] += $json[ 'ori_reduced' ]; // optimized image size info in img_optm tb will be updated when pull
$this->_summary[ 'reduced' ] += $json[ 'ori_reduced' ];
}
if ( ! empty( $json[ 'webp' ] ) ) {
$server_info[ 'webp_md5' ] = $json[ 'webp_md5' ];
$server_info[ 'webp' ] = $json[ 'webp' ];
// Append meta info
$postmeta_info[ 'webp_total' ] += $json[ 'src_size' ];
$postmeta_info[ 'webp_saved' ] += $json[ 'webp_reduced' ];
$this->_summary[ 'reduced' ] += $json[ 'webp_reduced' ];
}
// Update status and data in working table
$q = "UPDATE `$this->_table_img_optming` SET optm_status = %d, server_info = %s WHERE id = %d ";
$wpdb->query( $wpdb->prepare( $q, array( $status, json_encode( $server_info ), $v->id ) ) );
// Update postmeta for optm summary
$postmeta_info = serialize( $postmeta_info );
if ( empty( $v->b_meta_id ) && ! in_array( $v->post_id, $ls_optm_size_row_exists_postids ) ) {
Debug2::debug( '[Img_Optm] New size info [pid] ' . $v->post_id );
$q = "INSERT INTO `$wpdb->postmeta` ( post_id, meta_key, meta_value ) VALUES ( %d, %s, %s )";
$wpdb->query( $wpdb->prepare( $q, array( $v->post_id, self::DB_SIZE, $postmeta_info ) ) );
$ls_optm_size_row_exists_postids[] = $v->post_id;
}
else {
$q = "UPDATE `$wpdb->postmeta` SET meta_value = %s WHERE meta_id = %d ";
$wpdb->query( $wpdb->prepare( $q, array( $postmeta_info, $v->b_meta_id ) ) );
}
// write log
$pid_log = $last_log_pid == $v->post_id ? '.' : $v->post_id;
Debug2::debug( '[Img_Optm] notify_img [status] ' . $status . " \t\t[pid] " . $pid_log . " \t\t[id] " . $v->id );
$last_log_pid = $v->post_id;
}
self::save_summary();
// Mark need_pull tag for cron
self::update_option( self::DB_NEED_PULL, self::STATUS_NOTIFIED );
}
elseif ( $status == self::STATUS_ERR_FETCH ) {
// Only update working table
$q = "UPDATE `$this->_table_img_optming` SET optm_status = %d WHERE id IN ( " . implode( ',', array_fill( 0, count( $notified_data ), '%d' ) ) . " ) ";
$wpdb->query( $wpdb->prepare( $q, array_merge( array( $status ), $notified_data ) ) );
}
else { // Other errors will directly update img_optm table and remove the working records
// Delete from working table
$q = "DELETE FROM `$this->_table_img_optming` WHERE id IN ( " . implode( ',', array_fill( 0, count( $notified_data ), '%d' ) ) . " ) ";
$wpdb->query( $wpdb->prepare( $q, $notified_data ) );
// Update img_optm
$q = "UPDATE `$this->_table_img_optm` SET optm_status = %d WHERE id IN ( " . implode( ',', array_fill( 0, count( $notified_data ), '%d' ) ) . " ) ";
$wpdb->query( $wpdb->prepare( $q, array_merge( array( $status ), $notified_data ) ) );
// Log the failed optm to summary, to be counted in wet_limit
if ( $status == self::STATUS_ERR_OPTM ) {
if ( empty( $this->_summary[ 'img_status.' . $status ] ) ) {
$this->_summary[ 'img_status.' . $status ] = 0;
}
$this->_summary[ 'img_status.' . $status ] += count( $notified_data );
self::save_summary();
}
}
// redo count err
return Cloud::ok( array( 'count' => count( $notified_data ) ) );
}
/**
* Cron pull optimized img
*
* @since 1.6
* @access public
*/
public static function cron_pull()
{
if ( ! defined( 'DOING_CRON' ) ) {
return;
}
Debug2::debug( '[Img_Optm] cron_pull running' );
$tag = self::get_option( self::DB_NEED_PULL );
if ( ! $tag || $tag != self::STATUS_NOTIFIED ) {
Debug2::debug( '[Img_Optm] ❌ no need pull [tag] ' . $tag );
return;
}
self::cls()->pull();
}
/**
* Pull optimized img
*
* @since 1.6
* @access public
*/
public function pull( $manual = false )
{
global $wpdb;
Debug2::debug( '[Img_Optm] ' . ( $manual ? 'Manually' : 'Cron' ) . ' pull started' );
if ( $this->cron_running() ) {
Debug2::debug( '[Img_Optm] Pull cron is running' );
$msg = __( 'Pull Cron is running', 'litespeed-cache' );
Admin_Display::error( $msg );
return;
}
$q = "SELECT * FROM `$this->_table_img_optming` WHERE optm_status = %d ORDER BY id LIMIT 1";
$_q = $wpdb->prepare( $q, self::STATUS_NOTIFIED );
$optm_ori = $this->conf( self::O_IMG_OPTM_ORI );
$rm_ori_bkup = $this->conf( self::O_IMG_OPTM_RM_BKUP );
$optm_webp = $this->conf( self::O_IMG_OPTM_WEBP );
// pull 1 min images each time
$end_time = time() + 60;
$total_pulled_ori = 0;
$total_pulled_webp = 0;
$beginning = time();
$server_list = array();
while ( time() < $end_time ) {
set_time_limit( 80 );
$row_img = $wpdb->get_row( $_q );
if ( ! $row_img ) {
// No image
break;
}
/**
* Update cron timestamp to avoid duplicated running
* @since 1.6.2
*/
$this->_update_cron_running();
$local_file = $this->wp_upload_dir[ 'basedir' ] . '/' . $row_img->src;
// Save ori optm image
$target_size = 0;
$server_info = json_decode( $row_img->server_info, true );
if ( ! empty( $server_info[ 'ori' ] ) ) {
/**
* Use wp orignal get func to avoid allow_url_open off issue
* @since 1.6.5
*/
$image_url = $server_info[ 'server' ] . '/' . $server_info[ 'ori' ];
Debug2::debug( '[Img_Optm] Pulling image: ' . $image_url );
$response = wp_remote_get( $image_url, array( 'timeout' => 60 ) );
if ( is_wp_error( $response ) ) {
$error_message = $response->get_error_message();
Debug2::debug( '[Img_Optm] ❌ failed to pull image: ' . $error_message );
return;
}
if ( $response[ 'response' ][ 'code' ] == 404 ) {
$this->_step_back_image( $row_img->id );
$msg = __( 'Some optimized image file(s) has expired and was cleared.', 'litespeed-cache' );
Admin_Display::error( $msg );
continue;
}
file_put_contents( $local_file . '.tmp', $response[ 'body' ] );
if ( ! file_exists( $local_file . '.tmp' ) || ! filesize( $local_file . '.tmp' ) || md5_file( $local_file . '.tmp' ) !== $server_info[ 'ori_md5' ] ) {
Debug2::debug( '[Img_Optm] ❌ Failed to pull optimized img: file md5 mismatch [url] ' . $server_info[ 'server' ] . '/' . $server_info[ 'ori' ] . ' [server_md5] ' . $server_info[ 'ori_md5' ] );
// Update status to failed
$q = "UPDATE `$this->_table_img_optm` SET optm_status = %d WHERE id = %d ";
$wpdb->query( $wpdb->prepare( $q, array( self::STATUS_FAILED, $row_img->id ) ) );
// Delete working table
$q = "DELETE FROM `$this->_table_img_optming` WHERE id = %d ";
$wpdb->query( $wpdb->prepare( $q, $row_img->id ) );
$msg = __( 'One or more pulled images does not match with the notified image md5', 'litespeed-cache' );
Admin_Display::error( $msg );
continue;
}
// Backup ori img
if ( ! $rm_ori_bkup ) {
$extension = pathinfo( $local_file, PATHINFO_EXTENSION );
$bk_file = substr( $local_file, 0, -strlen( $extension ) ) . 'bk.' . $extension;
file_exists( $local_file ) && rename( $local_file, $bk_file );
}
// Replace ori img
rename( $local_file . '.tmp', $local_file );
Debug2::debug( '[Img_Optm] Pulled optimized img: ' . $local_file );
$target_size = filesize( $local_file );
/**
* API Hook
* @since 2.9.5
* @since 3.0 $row_img has less elements now. Most useful ones are `post_id`/`src`
*/
do_action( 'litespeed_img_pull_ori', $row_img, $local_file );
$total_pulled_ori ++;
}
// Save webp image
$webp_size = 0;
if ( ! empty( $server_info[ 'webp' ] ) ) {
// Fetch
$response = wp_remote_get( $server_info[ 'server' ] . '/' . $server_info[ 'webp' ], array( 'timeout' => 60 ) );
if ( is_wp_error( $response ) ) {
$error_message = $response->get_error_message();
Debug2::debug( '[Img_Optm] failed to pull webp image: ' . $error_message );
return;
}
if ( $response[ 'response' ][ 'code' ] == 404 ) {
$this->_step_back_image( $row_img->id );
$msg = __( 'Optimized WebP file expired and was cleared.', 'litespeed-cache' );
Admin_Display::error( $msg );
return;
}
file_put_contents( $local_file . '.webp', $response[ 'body' ] );
if ( ! file_exists( $local_file . '.webp' ) || ! filesize( $local_file . '.webp' ) || md5_file( $local_file . '.webp' ) !== $server_info[ 'webp_md5' ] ) {
Debug2::debug( '[Img_Optm] ❌ Failed to pull optimized webp img: file md5 mismatch, server md5: ' . $server_info[ 'webp_md5' ] );
// update status to failed
$q = "UPDATE `$this->_table_img_optm` SET optm_status = %d WHERE id = %d ";
$wpdb->query( $wpdb->prepare( $q, array( self::STATUS_FAILED, $row_img->id ) ) );
// Delete working table
$q = "DELETE FROM `$this->_table_img_optming` WHERE id = %d ";
$wpdb->query( $wpdb->prepare( $q, $row_img->id ) );
$msg = __( 'Pulled WebP image md5 does not match the notified WebP image md5.', 'litespeed-cache' );
Admin_Display::error( $msg );
return;
}
Debug2::debug( '[Img_Optm] Pulled optimized img WebP: ' . $local_file . '.webp' );
$webp_size = filesize( $local_file . '.webp' );
/**
* API for WebP
* @since 2.9.5
* @since 3.0 $row_img less elements (see above one)
* @see #751737 - API docs for WEBP generation
*/
do_action( 'litespeed_img_pull_webp', $row_img, $local_file . '.webp' );
$total_pulled_webp ++;
}
Debug2::debug2( '[Img_Optm] Update _table_img_optm record [id] ' . $row_img->id );
// Update pulled status
$q = "UPDATE `$this->_table_img_optm` SET optm_status = %d, target_filesize = %d, webp_filesize = %d WHERE id = %d ";
$wpdb->query( $wpdb->prepare( $q, array( self::STATUS_PULLED, $target_size, $webp_size, $row_img->id ) ) );
// Delete working table
$q = "DELETE FROM `$this->_table_img_optming` WHERE id = %d ";
$wpdb->query( $wpdb->prepare( $q, $row_img->id ) );
// Save server_list to notify taken
if ( empty( $server_list[ $server_info[ 'server' ] ] ) ) {
$server_list[ $server_info[ 'server' ] ] = array();
}
$server_info_id = ! empty( $server_info['file_id'] ) ? $server_info['file_id'] : $server_info['id'];
$server_list[ $server_info[ 'server' ] ][] = $server_info_id;
}
// Notify IAPI images taken
foreach ( $server_list as $server => $img_list ) {
$data = array(
'action' => self::CLOUD_ACTION_TAKEN,
'list' => $img_list,
'server' => $server,
);
// TODO: improve this so we do not call once per server, but just once and then filter on the server side
Cloud::post( Cloud::SVC_IMG_OPTM, $data );
}
if ( empty( $this->_summary[ 'img_taken' ] ) ) {
$this->_summary[ 'img_taken' ] = 0;
}
$this->_summary[ 'img_taken' ] += $total_pulled_ori + $total_pulled_webp;
self::save_summary();
// Manually running needs to roll back timestamp for next running
if ( $manual ) {
$this->_update_cron_running( true ) ;
}
$msg = sprintf( __( 'Pulled %d image(s)', 'litespeed-cache' ), $total_pulled_ori + $total_pulled_webp );
Admin_Display::succeed( $msg );
// Check if there is still task in queue
$q = "SELECT * FROM `$this->_table_img_optming` WHERE optm_status = %d LIMIT 1";
$to_be_continued = $wpdb->get_row( $wpdb->prepare( $q, self::STATUS_NOTIFIED ) );
if ( $to_be_continued ) {
Debug2::debug( '[Img_Optm] Task in queue, to be continued...' );
return Router::self_redirect( Router::ACTION_IMG_OPTM, self::TYPE_PULL );
}
// If all pulled, update tag to done
Debug2::debug( '[Img_Optm] Marked pull status to all pulled' );
self::update_option( self::DB_NEED_PULL, self::STATUS_PULLED );
}
/**
* Push image back to previous status
*
* @since 3.0
* @access private
*/
private function _step_back_image( $id )
{
global $wpdb;
// Reset the image to gathered status
$q = "UPDATE `$this->_table_img_optm` SET optm_status = %d WHERE id = %d ";
$wpdb->query( $wpdb->prepare( $q, array( self::STATUS_RAW, $id ) ) );
// Delete working table
$q = "DELETE FROM `$this->_table_img_optming` WHERE id = %d ";
$wpdb->query( $wpdb->prepare( $q, $id ) );
}
/**
* Parse wp's meta value
*
* @since 1.6.7
* @access private
*/
private function _parse_wp_meta_value( $v )
{
if ( ! $v->meta_value ) {
Debug2::debug( '[Img_Optm] bypassed parsing meta due to no meta_value: pid ' . $v->post_id ) ;
return false ;
}
$meta_value = @maybe_unserialize( $v->meta_value ) ;
if ( ! is_array( $meta_value ) ) {
Debug2::debug( '[Img_Optm] bypassed parsing meta due to meta_value not json: pid ' . $v->post_id ) ;
return false ;
}
if ( empty( $meta_value[ 'file' ] ) ) {
Debug2::debug( '[Img_Optm] bypassed parsing meta due to no ori file: pid ' . $v->post_id ) ;
return false ;
}
return $meta_value ;
}
/**
* Clean up all unfinished queue locally and to Cloud server
*
* @since 2.1.2
* @access public
*/
public function clean()
{
global $wpdb ;
if ( ! Data::cls()->tb_exist( 'img_optm' ) ) {
return;
}
// Clear local working table queue
if ( Data::cls()->tb_exist( 'img_optming' ) ) {
$q = "TRUNCATE `$this->_table_img_optming`";
$wpdb->query( $q );
}
// Reset img_optm table's queue
if ( Data::cls()->tb_exist( 'img_optm' ) ) {
$q = "UPDATE `$this->_table_img_optm` SET optm_status = %d WHERE optm_status = %d" ;
$wpdb->query( $wpdb->prepare( $q, self::STATUS_RAW, self::STATUS_REQUESTED ) ) ;
}
$msg = __( 'Cleaned up unfinished data successfully.', 'litespeed-cache' ) ;
Admin_Display::succeed( $msg ) ;
}
/**
* Destroy all optimized images
*
* @since 3.0
* @access private
*/
private function _destroy()
{
global $wpdb ;
if ( ! Data::cls()->tb_exist( 'img_optm' ) ) {
Debug2::debug( '[Img_Optm] DESTROY bypassed due to table not exist' ) ;
return;
}
Debug2::debug( '[Img_Optm] excuting DESTROY process' ) ;
/**
* Limit images each time before redirection to fix Out of memory issue. #665465
* @since 2.9.8
*/
// Start deleting files
$limit = apply_filters( 'litespeed_imgoptm_destroy_max_rows', 500 ) ;
$q = "SELECT src,post_id FROM `$this->_table_img_optm` WHERE optm_status = %d ORDER BY id LIMIT %d" ;
$list = $wpdb->get_results( $wpdb->prepare( $q, self::STATUS_PULLED, $limit ) ) ;
foreach ( $list as $v ) {
// del webp
$this->__media->info( $v->src . '.webp', $v->post_id ) && $this->__media->del( $v->src . '.webp', $v->post_id ) ;
$this->__media->info( $v->src . '.optm.webp', $v->post_id ) && $this->__media->del( $v->src . '.optm.webp', $v->post_id ) ;
$extension = pathinfo( $v->src, PATHINFO_EXTENSION ) ;
$local_filename = substr( $v->src, 0, - strlen( $extension ) - 1 ) ;
$bk_file = $local_filename . '.bk.' . $extension ;
$bk_optm_file = $local_filename . '.bk.optm.' . $extension ;
// del optimized ori
if ( $this->__media->info( $bk_file, $v->post_id ) ) {
$this->__media->del( $v->src, $v->post_id ) ;
$this->__media->rename( $bk_file, $v->src, $v->post_id ) ;
}
$this->__media->info( $bk_optm_file, $v->post_id ) && $this->__media->del( $bk_optm_file, $v->post_id ) ;
}
// Check if there are more images, then return `to_be_continued` code
$q = "SELECT COUNT(*) FROM `$this->_table_img_optm` WHERE optm_status = %d" ;
$total_img = $wpdb->get_var( $wpdb->prepare( $q, self::STATUS_PULLED ) ) ;
if ( $total_img > $limit ) {
$q = "DELETE FROM `$this->_table_img_optm` WHERE optm_status = %d ORDER BY id LIMIT %d" ;
$wpdb->query( $wpdb->prepare( $q, self::STATUS_PULLED, $limit ) ) ;
Debug2::debug( '[Img_Optm] To be continued 🚦' ) ;
return Router::self_redirect( Router::ACTION_IMG_OPTM, self::TYPE_DESTROY );
}
// Delete postmeta info
$q = "DELETE FROM `$wpdb->postmeta` WHERE meta_key = %s" ;
$wpdb->query( $wpdb->prepare( $q, self::DB_SIZE ) ) ;
// Delete img_optm table
Data::cls()->tb_del( 'img_optm' ) ;
Data::cls()->tb_del( 'img_optming' ) ;
// Clear options table summary info
self::delete_option( '_summary' ) ;
self::delete_option( self::DB_NEED_PULL ) ;
$msg = __( 'Destroy all optimization data successfully.', 'litespeed-cache' ) ;
Admin_Display::succeed( $msg ) ;
}
/**
* Rescan to find new generated images
*
* @since 1.6.7
* @access private
*/
private function _rescan() {
global $wpdb;
$offset = ! empty( $_GET[ 'litespeed_i' ] ) ? $_GET[ 'litespeed_i' ] : 0;
$limit = 500;
Debug2::debug( '[Img_Optm] rescan images' );
// Get images
$q = "SELECT b.post_id, b.meta_value
FROM `$wpdb->posts` a, `$wpdb->postmeta` b
WHERE a.post_type = 'attachment'
AND a.post_status = 'inherit'
AND a.post_mime_type IN ('image/jpeg', 'image/png', 'image/gif')
AND a.ID = b.post_id
AND b.meta_key = '_wp_attachment_metadata'
ORDER BY a.ID
LIMIT %d, %d
";
$list = $wpdb->get_results( $wpdb->prepare( $q, $offset * $limit, $limit + 1 ) ); // last one is the seed for next batch
if ( ! $list ) {
$msg = __( 'Rescaned successfully.', 'litespeed-cache' );
Admin_Display::succeed( $msg );
Debug2::debug( '[Img_Optm] rescan bypass: no gathered image found' );
return;
}
if ( count( $list ) == $limit + 1 ) {
$to_be_continued = true;
array_pop( $list ); // last one is the seed for next round, discard here.
} else {
$to_be_continued = false;
}
// Prepare post_ids to inquery gathered images
$pid_set = array();
$scanned_list = array();
foreach ( $list as $v ) {
$meta_value = $this->_parse_wp_meta_value( $v );
if ( ! $meta_value ) {
continue;
}
$scanned_list[] = array(
'pid' => $v->post_id,
'meta' => $meta_value,
);
$pid_set[] = $v->post_id;
}
// Build gathered images
$q = "SELECT src, post_id FROM `$this->_table_img_optm` WHERE post_id IN (" . implode( ',', array_fill( 0, count( $pid_set ), '%d' ) ) . ")";
$list = $wpdb->get_results( $wpdb->prepare( $q, $pid_set ) );
foreach ( $list as $v ) {
$this->_existed_src_list[] = $v->post_id . '.' . $v->src;
}
// Find new images
foreach ( $scanned_list as $v ) {
$meta_value = $v[ 'meta' ];
// Parse all child src and put them into $this->_img_in_queue, missing ones to $this->_img_in_queue_missed
$this->tmp_pid = $v[ 'pid' ];
$this->tmp_path = pathinfo( $meta_value[ 'file' ], PATHINFO_DIRNAME ) . '/';
$this->_append_img_queue( $meta_value, true );
if ( ! empty( $meta_value[ 'sizes' ] ) ) {
array_map( array( $this, '_append_img_queue' ), $meta_value[ 'sizes' ] );
}
}
Debug2::debug( '[Img_Optm] rescaned [img_missed] ' . count( $this->_img_in_queue_missed ) . ' [img] ' . count( $this->_img_in_queue ) );
// Save missed images into img_optm
$this->_save_err_missed();
$count = count( $this->_img_in_queue );
if ( $count > 0 ) {
// Save to DB
$this->_save_raw();
}
if ( $to_be_continued ) {
return Router::self_redirect( Router::ACTION_IMG_OPTM, self::TYPE_RESCAN );
}
$msg = $count ? sprintf( __( 'Rescaned %d images successfully.', 'litespeed-cache' ), $count ) : __( 'Rescaned successfully.', 'litespeed-cache' );
Admin_Display::succeed( $msg );
}
/**
* Calculate bkup original images storage
*
* @since 2.2.6
* @access private
*/
private function _calc_bkup()
{
global $wpdb;
if ( ! Data::cls()->tb_exist( 'img_optm' ) ) {
return;
}
$offset = ! empty( $_GET[ 'litespeed_i' ] ) ? $_GET[ 'litespeed_i' ] : 0;
$limit = 500;
if ( ! $offset ) {
$this->_summary[ 'bk_summary' ] = array(
'date' => time(),
'count' => 0,
'sum' => 0,
);
}
$q = "SELECT src,post_id FROM `$this->_table_img_optm` WHERE optm_status = %d ORDER BY id LIMIT %d, %d";
$list = $wpdb->get_results( $wpdb->prepare( $q, array( self::STATUS_PULLED, $offset * $limit, $limit ) ) );
foreach ( $list as $v ) {
$extension = pathinfo( $v->src, PATHINFO_EXTENSION );
$local_filename = substr( $v->src, 0, - strlen( $extension ) - 1 );
$bk_file = $local_filename . '.bk.' . $extension;
$img_info = $this->__media->info( $bk_file, $v->post_id );
if ( ! $img_info ) {
continue;
}
$this->_summary[ 'bk_summary' ][ 'count' ] ++;
$this->_summary[ 'bk_summary' ][ 'sum' ] += $img_info[ 'size' ];
}
$this->_summary[ 'bk_summary' ][ 'date' ] = time();
self::save_summary();
Debug2::debug( '[Img_Optm] _calc_bkup total: ' . $this->_summary[ 'bk_summary' ][ 'count' ] . ' [size] ' . $this->_summary[ 'bk_summary' ][ 'sum' ] );
$offset ++;
$q = "SELECT src,post_id FROM `$this->_table_img_optm` WHERE optm_status = %d ORDER BY id LIMIT %d, %d";
$to_be_continued = $wpdb->get_row( $wpdb->prepare( $q, array( self::STATUS_PULLED, $offset * $limit, 1 ) ) );
if ( $to_be_continued ) {
return Router::self_redirect( Router::ACTION_IMG_OPTM, self::TYPE_CALC_BKUP );
}
$msg = __( 'Calculated backups successfully.', 'litespeed-cache' );
Admin_Display::succeed( $msg );
}
/**
* Delete bkup original images storage
*
* @since 2.5
* @access public
*/
public function rm_bkup()
{
global $wpdb;
if ( ! Data::cls()->tb_exist( 'img_optm' ) ) {
return;
}
$offset = ! empty( $_GET[ 'litespeed_i' ] ) ? $_GET[ 'litespeed_i' ] : 0;
$limit = 500;
if ( empty( $this->_summary[ 'rmbk_summary' ] ) ) {
$this->_summary[ 'rmbk_summary' ] = array(
'date' => time(),
'count' => 0,
'sum' => 0,
);
}
$q = "SELECT src,post_id FROM `$this->_table_img_optm` WHERE optm_status = %d ORDER BY id LIMIT %d, %d";
$list = $wpdb->get_results( $wpdb->prepare( $q, array( self::STATUS_PULLED, $offset * $limit, $limit ) ) );
foreach ( $list as $v ) {
$extension = pathinfo( $v->src, PATHINFO_EXTENSION );
$local_filename = substr( $v->src, 0, - strlen( $extension ) - 1 );
$bk_file = $local_filename . '.bk.' . $extension;
// Del ori file
$img_info = $this->__media->info( $bk_file, $v->post_id );
if ( ! $img_info ) {
continue;
}
$this->_summary[ 'rmbk_summary' ][ 'count' ] ++;
$this->_summary[ 'rmbk_summary' ][ 'sum' ] += $img_info[ 'size' ];
$this->__media->del( $bk_file, $v->post_id );
}
$this->_summary[ 'rmbk_summary' ][ 'date' ] = time();
self::save_summary();
Debug2::debug( '[Img_Optm] rm_bkup total: ' . $this->_summary[ 'rmbk_summary' ][ 'count' ] . ' [size] ' . $this->_summary[ 'rmbk_summary' ][ 'sum' ] );
$offset ++;
$q = "SELECT src,post_id FROM `$this->_table_img_optm` WHERE optm_status = %d ORDER BY id LIMIT %d, %d";
$to_be_continued = $wpdb->get_row( $wpdb->prepare( $q, array( self::STATUS_PULLED, $offset * $limit, 1 ) ) );
if ( $to_be_continued ) {
return Router::self_redirect( Router::ACTION_IMG_OPTM, self::TYPE_RM_BKUP );
}
$msg = __( 'Removed backups successfully.', 'litespeed-cache' );
Admin_Display::succeed( $msg );
}
/**
* Count images
*
* @since 1.6
* @access public
*/
public function img_count()
{
global $wpdb;
$tb_existed = Data::cls()->tb_exist( 'img_optm' );
$tb_existed2 = Data::cls()->tb_exist( 'img_optming' );
$q = "SELECT COUNT(*)
FROM `$wpdb->posts` a
LEFT JOIN `$wpdb->postmeta` b ON b.post_id = a.ID
WHERE a.post_type = 'attachment'
AND a.post_status = 'inherit'
AND a.post_mime_type IN ('image/jpeg', 'image/png', 'image/gif')
AND b.meta_key = '_wp_attachment_metadata'
";
// $q = "SELECT count(*) FROM $wpdb->posts WHERE post_type = 'attachment' AND post_status = 'inherit' AND post_mime_type IN ('image/jpeg', 'image/png', 'image/gif') ";
$groups_not_gathered = $groups_raw = $groups_all = $wpdb->get_var( $q );
$imgs_raw = 0;
$imgs_gathered = 0;
if ( $tb_existed ) {
$q = "SELECT COUNT(*)
FROM `$wpdb->posts` a
LEFT JOIN `$wpdb->postmeta` b ON b.post_id = a.ID
LEFT JOIN `$this->_table_img_optm` c ON c.post_id = a.ID
WHERE a.post_type = 'attachment'
AND a.post_status = 'inherit'
AND a.post_mime_type IN ('image/jpeg', 'image/png', 'image/gif')
AND b.meta_key = '_wp_attachment_metadata'
AND c.id IS NULL
";
$groups_not_gathered = $wpdb->get_var( $q );
$q = $wpdb->prepare( "SELECT COUNT(DISTINCT post_id),COUNT(*) FROM `$this->_table_img_optm` WHERE optm_status = %d", self::STATUS_RAW );
list( $groups_raw, $imgs_raw ) = $wpdb->get_row( $q, ARRAY_N );
$imgs_gathered = $wpdb->get_var( "SELECT COUNT(*) FROM `$this->_table_img_optm`" );
}
$count_list = array(
'groups_all' => $groups_all,
'groups_not_gathered' => $groups_not_gathered,
'group.' . self::STATUS_RAW => $groups_raw,
'img.' . self::STATUS_RAW => $imgs_raw,
'imgs_gathered' => $imgs_gathered,
);
// images count from work table
if ( $tb_existed2 ) {
$q = "SELECT COUNT(DISTINCT post_id),COUNT(*) FROM `$this->_table_img_optming` WHERE optm_status = %d";
$groups_to_check = array(
self::STATUS_REQUESTED,
self::STATUS_NOTIFIED,
self::STATUS_ERR_FETCH,
);
foreach ( $groups_to_check as $v ) {
$count_list[ 'img.' . $v ] = $count_list[ 'group.' . $v ] = 0;
if ( $tb_existed ) {
list( $count_list[ 'group.' . $v ], $count_list[ 'img.' . $v ] ) = $wpdb->get_row( $wpdb->prepare( $q, $v ), ARRAY_N );
}
}
}
// images count from image table
if ( $tb_existed ) {
$q = "SELECT COUNT(DISTINCT post_id),COUNT(*) FROM `$this->_table_img_optm` WHERE optm_status = %d";
$groups_to_check = array(
self::STATUS_DUPLICATED,
self::STATUS_PULLED,
self::STATUS_FAILED,
self::STATUS_MISS,
self::STATUS_ERR_OPTM,
self::STATUS_XMETA,
self::STATUS_ERR,
);
foreach ( $groups_to_check as $v ) {
$count_list[ 'img.' . $v ] = $count_list[ 'group.' . $v ] = 0;
if ( $tb_existed ) {
list( $count_list[ 'group.' . $v ], $count_list[ 'img.' . $v ] ) = $wpdb->get_row( $wpdb->prepare( $q, $v ), ARRAY_N );
}
}
}
return $count_list;
}
/**
* Check if fetch cron is running
*
* @since 1.6.2
* @access public
*/
public function cron_running( $bool_res = true )
{
$last_run = ! empty( $this->_summary[ 'last_pull' ] ) ? $this->_summary[ 'last_pull' ] : 0;
$is_running = $last_run && time() - $last_run < 120;
if ( $bool_res ) {
return $is_running ;
}
return array( $last_run, $is_running ) ;
}
/**
* Update fetch cron timestamp tag
*
* @since 1.6.2
* @access private
*/
private function _update_cron_running( $done = false )
{
$this->_summary[ 'last_pull' ] = time();
if ( $done ) {
// Only update cron tag when its from the active running cron
if ( $this->_cron_ran ) {
// Rollback for next running
$this->_summary[ 'last_pull' ] -= 120;
}
else {
return;
}
}
self::save_summary();
$this->_cron_ran = true;
}
/**
* Batch switch images to ori/optm version
*
* @since 1.6.2
* @access private
*/
private function _batch_switch( $type )
{
global $wpdb;
$offset = ! empty( $_GET[ 'litespeed_i' ] ) ? $_GET[ 'litespeed_i' ] : 0;
$limit = 500;
$q = "SELECT src,post_id FROM `$this->_table_img_optm` WHERE optm_status = %d ORDER BY id LIMIT %d, %d";
$list = $wpdb->get_results( $wpdb->prepare( $q, array( self::STATUS_PULLED, $offset * $limit, $limit ) ) );
$i = 0;
foreach ( $list as $v ) {
$extension = pathinfo( $v->src, PATHINFO_EXTENSION );
$local_filename = substr( $v->src, 0, - strlen( $extension ) - 1 );
$bk_file = $local_filename . '.bk.' . $extension;
$bk_optm_file = $local_filename . '.bk.optm.' . $extension;
// switch to ori
if ( $type === self::TYPE_BATCH_SWITCH_ORI ) {
if ( ! $this->__media->info( $bk_file, $v->post_id ) ) {
continue;
}
$i ++;
$this->__media->rename( $v->src, $bk_optm_file, $v->post_id );
$this->__media->rename( $bk_file, $v->src, $v->post_id );
}
// switch to optm
elseif ( $type === self::TYPE_BATCH_SWITCH_OPTM ) {
if ( ! $this->__media->info( $bk_optm_file, $v->post_id ) ) {
continue;
}
$i ++;
$this->__media->rename( $v->src, $bk_file, $v->post_id );
$this->__media->rename( $bk_optm_file, $v->src, $v->post_id );
}
}
Debug2::debug( '[Img_Optm] batch switched images total: ' . $i );
$offset ++;
$q = "SELECT src,post_id FROM `$this->_table_img_optm` WHERE optm_status = %d ORDER BY id LIMIT %d, %d";
$to_be_continued = $wpdb->get_row( $wpdb->prepare( $q, array( self::STATUS_PULLED, $offset * $limit, 1 ) ) );
if ( $to_be_continued ) {
return Router::self_redirect( Router::ACTION_IMG_OPTM, $type );
}
$msg = __( 'Switched images successfully.', 'litespeed-cache' );
Admin_Display::succeed( $msg );
}
/**
* Switch image between original one and optimized one
*
* @since 1.6.2
* @access private
*/
private function _switch_optm_file( $type ) {
global $wpdb;
$pid = substr( $type, 4 );
$switch_type = substr( $type, 0, 4 );
$q = "SELECT src,post_id FROM `$this->_table_img_optm` WHERE post_id = %d AND optm_status = %d";
$list = $wpdb->get_results( $wpdb->prepare( $q, array( $pid, self::STATUS_PULLED ) ) );
$msg = 'Unknown Msg';
foreach ( $list as $v ) {
// to switch webp file
if ( $switch_type === 'webp' ) {
if ( $this->__media->info( $v->src . '.webp', $v->post_id ) ) {
$this->__media->rename( $v->src . '.webp', $v->src . '.optm.webp', $v->post_id );
Debug2::debug( '[Img_Optm] Disabled WebP: ' . $v->src );
$msg = __( 'Disabled WebP file successfully.', 'litespeed-cache' );
}
elseif ( $this->__media->info( $v->src . '.optm.webp', $v->post_id ) ) {
$this->__media->rename( $v->src . '.optm.webp', $v->src . '.webp', $v->post_id );
Debug2::debug( '[Img_Optm] Enable WebP: ' . $v->src );
$msg = __( 'Enabled WebP file successfully.', 'litespeed-cache' );
}
}
// to switch original file
else {
$extension = pathinfo( $v->src, PATHINFO_EXTENSION );
$local_filename = substr( $v->src, 0, - strlen( $extension ) - 1 );
$bk_file = $local_filename . '.bk.' . $extension;
$bk_optm_file = $local_filename . '.bk.optm.' . $extension;
// revert ori back
if ( $this->__media->info( $bk_file, $v->post_id ) ) {
$this->__media->rename( $v->src, $bk_optm_file, $v->post_id );
$this->__media->rename( $bk_file, $v->src, $v->post_id );
Debug2::debug( '[Img_Optm] Restore original img: ' . $bk_file );
$msg = __( 'Restored original file successfully.', 'litespeed-cache' );
}
elseif ( $this->__media->info( $bk_optm_file, $v->post_id ) ) {
$this->__media->rename( $v->src, $bk_file, $v->post_id );
$this->__media->rename( $bk_optm_file, $v->src, $v->post_id );
Debug2::debug( '[Img_Optm] Switch to optm img: ' . $v->src );
$msg = __( 'Switched to optimized file successfully.', 'litespeed-cache' );
}
}
}
Admin_Display::succeed( $msg );
}
/**
* Delete one optm data and recover original file
*
* @since 2.4.2
* @access public
*/
public function reset_row( $post_id )
{
global $wpdb;
if ( ! $post_id ) {
return;
}
// Gathered image don't have DB_SIZE info yet
// $size_meta = get_post_meta( $post_id, self::DB_SIZE, true );
// if ( ! $size_meta ) {
// return;
// }
Debug2::debug( '[Img_Optm] _reset_row [pid] ' . $post_id );
$q = "SELECT src,post_id FROM `$this->_table_img_optm` WHERE post_id = %d";
$list = $wpdb->get_results( $wpdb->prepare( $q, $post_id ) );
if ( ! $list ) {
return;
}
foreach ( $list as $v ) {
$this->__media->info( $v->src . '.webp', $v->post_id ) && $this->__media->del( $v->src . '.webp', $v->post_id );
$this->__media->info( $v->src . '.optm.webp', $v->post_id ) && $this->__media->del( $v->src . '.optm.webp', $v->post_id );
$extension = pathinfo( $v->src, PATHINFO_EXTENSION );
$local_filename = substr( $v->src, 0, - strlen( $extension ) - 1 );
$bk_file = $local_filename . '.bk.' . $extension;
$bk_optm_file = $local_filename . '.bk.optm.' . $extension;
if ( $this->__media->info( $bk_file, $v->post_id ) ) {
Debug2::debug( '[Img_Optm] _reset_row Revert ori file' . $bk_file );
$this->__media->del( $v->src, $v->post_id );
$this->__media->rename( $bk_file, $v->src, $v->post_id );
}
elseif ( $this->__media->info( $bk_optm_file, $v->post_id ) ) {
Debug2::debug( '[Img_Optm] _reset_row Del ori bk file' . $bk_optm_file );
$this->__media->del( $bk_optm_file, $v->post_id );
}
}
$q = "DELETE FROM `$this->_table_img_optm` WHERE post_id = %d";
$wpdb->query( $wpdb->prepare( $q, $post_id ) );
delete_post_meta( $post_id, self::DB_SIZE );
$msg = __( 'Reset the optimized data successfully.', 'litespeed-cache' );
Admin_Display::succeed( $msg );
}
/**
* Show an image's optm status
*
* @since 1.6.5
* @access public
*/
public function check_img() {
global $wpdb;
$pid = $_POST[ 'data' ] ;
Debug2::debug( '[Img_Optm] Check image [ID] ' . $pid ) ;
$data = array() ;
$data[ 'img_count' ] = $this->img_count() ;
$data[ 'optm_summary' ] = self::get_summary() ;
$data[ '_wp_attached_file' ] = get_post_meta( $pid, '_wp_attached_file', true ) ;
$data[ '_wp_attachment_metadata' ] = get_post_meta( $pid, '_wp_attachment_metadata', true ) ;
// Get img_optm data
$q = "SELECT * FROM `$this->_table_img_optm` WHERE post_id = %d" ;
$list = $wpdb->get_results( $wpdb->prepare( $q, $pid ) ) ;
$img_data = array() ;
if ( $list ) {
foreach ( $list as $v ) {
$img_data[] = array(
'id' => $v->id,
'optm_status' => $v->optm_status,
'src' => $v->src,
'srcpath_md5' => $v->srcpath_md5,
'src_md5' => $v->src_md5,
'server_info' => $v->server_info,
) ;
}
}
$data[ 'img_data' ] = $img_data ;
return array( '_res' => 'ok', 'data' => $data ) ;
}
/**
* Handle all request actions from main cls
*
* @since 2.0
* @access public
*/
public function handler() {
$type = Router::verify_type();
switch ( $type ) {
case self::TYPE_RESET_ROW:
$this->reset_row( ! empty( $_GET[ 'id' ] ) ? $_GET[ 'id' ] : false );
break;
case self::TYPE_CALC_BKUP:
$this->_calc_bkup();
break;
case self::TYPE_RM_BKUP :
$this->rm_bkup();
break;
case self::TYPE_NEW_REQ:
$this->new_req();
break;
case self::TYPE_RESCAN:
$this->_rescan();
break;
case self::TYPE_DESTROY:
$this->_destroy();
break;
case self::TYPE_CLEAN:
$this->clean();
break;
case self::TYPE_PULL:
$this->pull();
break;
/**
* Batch switch
* @since 1.6.3
*/
case self::TYPE_BATCH_SWITCH_ORI:
case self::TYPE_BATCH_SWITCH_OPTM:
$this->_batch_switch( $type );
break;
case substr( $type, 0, 4 ) === 'webp':
case substr( $type, 0, 4 ) === 'orig':
$this->_switch_optm_file( $type );
break;
default:
break;
}
Admin::redirect();
}
}
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