/home/shalekuihb/www/wp-content/plugins/revslider/admin/includes/export.class.php
<?php
/**
* @author ThemePunch <info@themepunch.com>
* @link https://www.themepunch.com/
* @copyright 2024 ThemePunch
*/
if(!defined('ABSPATH')) exit();
class RevSliderSliderExport extends RevSliderSlider {
public $used_captions;
public $used_animations;
public $used_images;
public $used_svg;
public $used_videos;
public $used_navigations;
private $slider_id;
private $slider_title;
public $slider_alias;
public $slider_params;
public $slider_settings;
public $export_slides;
public $static_slide;
public $all_slides;
public $export_data;
public $navigation_data;
public $style_data;
public $animations_data;
public $usepcl;
public $zip;
public $export_path_zip;
public $export_url_zip;
public $pclzip;
public function __construct($title = 'export'){
$this->used_captions = array();
$this->used_animations = array();
$this->used_images = array();
$this->used_svg = array();
$this->used_videos = array();
$this->used_navigations = array();
$this->all_slides = array();
$this->navigation_data = false;
$this->style_data = '';
$this->animations_data = '';
$this->usepcl = false;
$wp_upload_dir = wp_upload_dir();
$this->export_path_zip = $this->get_val($wp_upload_dir, 'basedir').'/'.$title.'.zip';
$this->export_url_zip = $this->get_val($wp_upload_dir, 'baseurl').'/'.$title.'.zip';
}
/**
* return the used images, for SEO
*/
public function get_used_images(){
return $this->used_images;
}
/**
* export slider from data, output a file for download
* @before: RevSliderSlider::exportSlider();
*/
public function export_slider($id = 0){
//slider needs to be initialized :)
if($id > 0) $this->init_by_id($id);
if($this->v7 !== true){
//check if an update is needed
if(version_compare($this->get_param(array('settings', 'version')), get_option('revslider_update_version', '6.0.0'), '<')){
$upd = new RevSliderPluginUpdate();
$upd->upgrade_slider_to_latest($this);
$this->init_by_id($id);
}
}
$this->set_parameters();
$this->remove_image_ids();
$this->remove_background_image();
$this->add_used_images();
$this->add_used_videos();
//$this->add_used_captions();
//$this->add_used_animations();
$this->add_used_navigations();
$this->add_used_svg();
$this->modify_used_data();
$this->serialize_export_data();
$this->serialize_navigation_data();
$this->prepare_caption_css();
$this->serialize_animation_data();
$this->create_export_zip();
$this->add_svg_to_zip();
$this->add_images_videos_to_zip();
$this->add_slider_export_to_zip();
$this->add_animations_to_zip();
$this->add_styles_to_zip();
$this->add_navigation_to_zip();
$this->add_static_styles_to_zip();
$this->add_info_to_zip();
$this->close_export_zip();
$this->push_zip_to_client();
$this->delete_export_zip();
exit;
}
/**
* set slides and slider parameters
**/
public function set_parameters(){
$this->slider_id = $this->get_id();
$this->slider_title = $this->get_title();
$this->slider_alias = $this->get_alias();
$this->slider_params = $this->get_params();
$this->slider_settings = $this->get_settings();
$this->export_slides = $this->get_slides_for_export();
$this->static_slide = $this->get_static_slide_for_export();
if(!empty($this->export_slides) && count($this->export_slides) > 0) $this->all_slides = array_merge($this->all_slides, $this->export_slides);
if(!empty($this->static_slide) && count($this->static_slide) > 0) $this->all_slides = array_merge($this->all_slides, $this->static_slide);
}
/**
* remove the image_id as its not needed in export
**/
public function remove_image_ids(){
if($this->get_val($this->slider_params, array('troubleshooting', 'alternateURLId'), false) !== false){
unset($this->slider_params['troubleshooting']['alternateURLId']);
}
if(!empty($this->export_slides)){
foreach($this->export_slides as $k => $s){
if($this->get_val($this->export_slides[$k], array('params', 'bg', 'imageId'), false) !== false) unset($this->export_slides[$k]['params']['bg']['imageId']);
if($this->get_val($this->export_slides[$k], array('params', 'thumb', 'customThumbSrcId'), false) !== false) unset($this->export_slides[$k]['params']['thumb']['customThumbSrcId']);
if($this->get_val($this->export_slides[$k], array('params', 'thumb', 'customAdminThumbSrcId'), false) !== false) unset($this->export_slides[$k]['params']['thumb']['customAdminThumbSrcId']);
if($this->get_val($this->export_slides[$k], array('params', 'bg', 'lastLoadedImage'), false) !== false) unset($this->export_slides[$k]['params']['bg']['lastLoadedImage']);
}
}
if(!empty($this->static_slide)){
foreach($this->static_slide as $k => $s){
if($this->get_val($this->static_slide[$k], array('params', 'bg', 'imageId'), false) !== false) unset($this->static_slide[$k]['params']['bg']['imageId']);
if($this->get_val($this->static_slide[$k], array('params', 'thumb', 'customThumbSrcId'), false) !== false) unset($this->static_slide[$k]['params']['thumb']['customThumbSrcId']);
if($this->get_val($this->static_slide[$k], array('params', 'thumb', 'customAdminThumbSrcId'), false) !== false) unset($this->static_slide[$k]['params']['thumb']['customAdminThumbSrcId']);
if($this->get_val($this->static_slide[$k], array('params', 'bg', 'lastLoadedImage'), false) !== false) unset($this->static_slide[$k]['params']['bg']['lastLoadedImage']);
}
}
}
/**
* remove the background image on transparent or solid colored slides
**/
public function remove_background_image(){
if(!empty($this->export_slides)){
foreach($this->export_slides as $k => $s){
if(isset($this->export_slides[$k]['params']) && (in_array($this->get_val($this->export_slides[$k]['params'], array('bg', 'type')), array('solid', 'trans', 'transparent'), true))){
if($this->get_val($this->export_slides[$k]['params'], array('bg', 'image'), false) !== false) $this->export_slides[$k]['params']['layout']['bg']['image'] = '';
}
}
}
if(!empty($this->static_slide)){
foreach($this->static_slide as $k => $s){
if(isset($this->static_slide[$k]['params']) && (in_array($this->get_val($this->static_slide[$k]['params'], array('bg', 'type')), array('solid', 'trans', 'transparent'), true))){
if($this->get_val($this->static_slide[$k]['params'], array('bg', 'image'), false) !== false) $this->static_slide[$k]['params']['bg']['image'] = '';
}
}
}
}
/**
* add all used images
**/
public function add_used_images(){
$image = $this->get_val($this->slider_params, array('layout', 'bg', 'image'));
$a_url = $this->get_val($this->slider_params, array('troubleshooting', 'alternateURL'));
if($image != '') $this->used_images[$image] = true;
if($a_url != '') $this->used_images[$a_url] = true;
if(!empty($this->all_slides) && count($this->all_slides) > 0){
foreach($this->all_slides as $key => $slide){
$params = $this->get_val($slide, 'params', array());
$layers = $this->get_val($slide, 'layers', array());
$image = $this->get_val($params, array('bg', 'image'));
$thumb = $this->get_val($params, array('thumb', 'customThumbSrc'));
$a_thumb = $this->get_val($params, array('thumb', 'customAdminThumbSrc'));
if($image != '') $this->used_images[$image] = true;
if($thumb != '') $this->used_images[$thumb] = true;
if($a_thumb != '') $this->used_images[$a_thumb] = true;
if(!empty($layers)){
foreach($layers as $layer){
$type = $this->get_val($layer, 'type', 'text');
$image = $this->get_val($layer, array('media', 'imageUrl'));
$bg_image = $this->get_val($layer, array('idle', 'backgroundImage'));
if($image != '') $this->used_images[$image] = true;
if($bg_image != '') $this->used_images[$bg_image] = true;
if(in_array($type, array('video', 'audio'))){
$poster = $this->get_val($layer, array('media', 'posterUrl'), '');
if($poster != '') $this->used_images[$poster] = true;
}
if($type === 'video'){
$very_big = $this->get_val($layer, array('media', 'thumbs', 'veryBig'));
$big = $this->get_val($layer, array('media', 'thumbs', 'big'));
$large = $this->get_val($layer, array('media', 'thumbs', 'large'));
$medium = $this->get_val($layer, array('media', 'thumbs', 'medium'));
$small = $this->get_val($layer, array('media', 'thumbs', 'small'));
$very_big = (is_array($very_big) && isset($very_big['url'])) ? $very_big['url'] : $very_big;
$big = (is_array($big) && isset($big['url'])) ? $big['url'] : $big;
$large = (is_array($large) && isset($large['url'])) ? $large['url'] : $large;
$medium = (is_array($medium) && isset($medium['url'])) ? $medium['url'] : $medium;
$small = (is_array($small) && isset($small['url'])) ? $small['url'] : $small;
if($very_big != '') $this->used_images[$very_big] = true;
if($big != '') $this->used_images[$big] = true;
if($large != '') $this->used_images[$large] = true;
if($medium != '') $this->used_images[$medium] = true;
if($small != '') $this->used_images[$small] = true;
}
}
}
}
}
}
/**
* add all used videos, also removing values if unneeded
**/
public function add_used_videos(){
if(!empty($this->all_slides) && count($this->all_slides) > 0){
foreach($this->all_slides as $k => $slide){
$params = $this->get_val($slide, 'params', array());
$layers = $this->get_val($slide, 'layers', array());
$static = $this->get_val($params, array('static', 'isstatic'), false);
//html5 video
if($this->get_val($params, array('bg', 'type')) == 'html5'){
if($this->get_val($params, array('bg', 'mpeg')) != '') $this->used_videos[$this->get_val($params, array('bg', 'mpeg'))] = true;
if($this->get_val($params, array('bg', 'webm')) != '') $this->used_videos[$this->get_val($params, array('bg', 'webm'))] = true;
if($this->get_val($params, array('bg', 'ogv')) != '') $this->used_videos[$this->get_val($params, array('bg', 'ogv'))] = true;
}else{
if($static){
if($this->get_val($params, array('bg', 'mpeg')) != '') $this->set_val($this->static_slide, array(0, 'params', 'bg', 'mpeg'), '');
if($this->get_val($params, array('bg', 'webm')) != '') $this->set_val($this->static_slide, array(0, 'params', 'bg', 'webm'), '');
if($this->get_val($params, array('bg', 'ogv')) != '') $this->set_val($this->static_slide, array(0, 'params', 'bg', 'ogv'), '');
}else{
if($this->get_val($params, array('bg', 'mpeg')) != '') $this->set_val($this->export_slides, array($k, 'params', 'bg', 'mpeg'), '');
if($this->get_val($params, array('bg', 'webm')) != '') $this->set_val($this->export_slides, array($k, 'params', 'bg', 'webm'), '');
if($this->get_val($params, array('bg', 'ogv')) != '') $this->set_val($this->export_slides, array($k, 'params', 'bg', 'ogv'), '');
}
}
//image thumbnail
if(!empty($layers)){
foreach($layers as $lk => $layer){
if(in_array($this->get_val($layer, 'type'), array('video', 'audio'))){
if($this->get_val($layer, array('media', 'mediaType')) == 'html5'){
if($this->get_val($layer, array('media', 'mp4Url'), '') != '') $this->used_videos[$this->get_val($layer, array('media', 'mp4Url'), '')] = true;
if($this->get_val($layer, array('media', 'webmUrl'), '') != '') $this->used_videos[$this->get_val($layer, array('media', 'webmUrl'), '')] = true;
if($this->get_val($layer, array('media', 'ogvUrl'), '') != '') $this->used_videos[$this->get_val($layer, array('media', 'ogvUrl'), '')] = true;
}else{ //if(!in_array($this->get_val($layer, array('media', 'mediaType')), array('html5', 'audio')))
if($this->get_val($layer, array('media', 'audioUrl')) != '') $this->used_videos[$this->get_val($layer, array('media', 'audioUrl'))] = true;
$this->set_val($layer, array('media', 'mp4Url'), '');
$this->set_val($layer, array('media', 'webmUrl'), '');
$this->set_val($layer, array('media', 'ogvUrl'), '');
}
if($static){
$this->static_slide[0]['layers'][$lk] = $layer;
}else{
$this->export_slides[$k]['layers'][$lk] = $layer;
}
}
}
}
}
}
}
/**
* add all used captions
* @obsolete since: 6.0
**/
public function add_used_captions(){
if(!empty($this->all_slides) && count($this->all_slides) > 0){
foreach($this->all_slides as $key => $slide){
$layers = $this->get_val($slide, 'layers', array());
if(!empty($layers)){
foreach($layers as $lk => $layer){
if($this->get_val($layer, array('idle', 'style')) != '') $this->used_captions[$this->get_val($layer, array('idle', 'style'))] = true;
}
}
}
}
}
/**
* add all used animations
* @obsolete since: 6.0
**/
public function add_used_animations(){
if(!empty($this->all_slides) && count($this->all_slides) > 0){
foreach($this->all_slides as $key => $slide){
$layers = $this->get_val($slide, 'layers', array());
if(!empty($layers)){
foreach($layers as $lk => $layer){
if(strpos($this->get_val($layer, 'animation'), 'customin') !== false) $this->used_animations[str_replace('customin-', '', $this->get_val($layer, 'animation'))] = true;
if(strpos($this->get_val($layer, 'endanimation'), 'customout') !== false) $this->used_animations[str_replace('customout-', '', $this->get_val($layer, 'endanimation'))] = true;
}
}
}
}
}
/**
* add navigations if not default animation
**/
public function add_used_navigations(){
$nav = new RevSliderNavigation();
$navigations = $nav->get_all_navigations(false, true);
$arrows = $this->get_val($this->slider_params, array('nav', 'arrows', 'style'), false);
$bullets = $this->get_val($this->slider_params, array('nav', 'bullets', 'style'), false);
$thumbs = $this->get_val($this->slider_params, array('nav', 'thumbs', 'style'), false);
$tabs = $this->get_val($this->slider_params, array('nav', 'tabs', 'style'), false);
$scrubber = $this->get_val($this->slider_params, array('nav', 'scrubber', 'style'), false);
if($arrows !== false) $this->used_navigations[$arrows] = true;
if($bullets !== false) $this->used_navigations[$bullets] = true;
if($thumbs !== false) $this->used_navigations[$thumbs] = true;
if($tabs !== false) $this->used_navigations[$tabs] = true;
if($scrubber !== false) $this->used_navigations[$scrubber] = true;
}
/**
* add all used svg
**/
public function add_used_svg(){
if(!empty($this->all_slides) && count($this->all_slides) > 0){
foreach($this->all_slides as $key => $slide){
$layers = $this->get_val($slide, 'layers');
if(!empty($layers)){
foreach($layers as $lk => $layer){
if($this->get_val($layer, 'type') == 'svg'){
$svg = $this->get_val($layer, array('svg', 'source'));
if($svg !== '') $this->used_svg[$svg] = true;
}
}
}
}
}
}
/**
* modify the used stuff data
**/
public function modify_used_data(){
$d = array('used_svg' => $this->used_svg, 'used_images' => $this->used_images, 'used_videos' => $this->used_videos);
$d = apply_filters('revslider_exportSlider_usedMedia', $d, $this->all_slides, $this->slider_params); //$this->export_slides, $this->static_slide,
$d = apply_filters('sr_exportSlider_usedMedia', $d, $this->all_slides, $this->slider_params); //$this->export_slides, $this->static_slide,
$this->used_svg = $d['used_svg'];
$this->used_images = $d['used_images'];
$this->used_videos = $d['used_videos'];
}
/**
* serialize the export data
**/
public function serialize_export_data(){
$data = array(
'id' => $this->slider_id,
'title' => $this->slider_title,
'alias' => $this->slider_alias,
'params' => $this->slider_params,
'slides' => $this->export_slides,
'settings' => $this->slider_settings
);
if(!empty($this->static_slide)) $data['static_slides'] = $this->static_slide;
$data = apply_filters('revslider_exportSlider_export_data', $data, $this);
$this->export_data = json_encode($data);
}
/**
* serialize the navigation data
**/
public function serialize_navigation_data(){
if(!empty($this->used_navigations)){
$nav = new RevSliderNavigation();
$this->navigation_data = $nav->export_navigation($this->used_navigations);
if($this->navigation_data !== false) $this->navigation_data = json_encode($this->navigation_data);
}
}
/**
* prepare the css for export
**/
public function prepare_caption_css(){
if(!empty($this->used_captions)){
$captions = array();
foreach($this->used_captions as $class => $val){
$caption = $this->get_captions_content($class);
if(!empty($caption)){
unset($caption['id']);
$captions[] = $caption;
}
}
$this->style_data = json_encode($captions);
}
}
/**
* serialize the animation data
**/
public function serialize_animation_data(){
if(!empty($this->used_animations)){
$animations = array();
foreach($this->used_animations as $anim => $val){
$animation = $this->get_custom_animation_by_id($anim);
if($animation !== false) $animations[] = $animation;
}
if(!empty($animations)) $this->animations_data = json_encode($animations);
}
}
/**
* get animation params by id
* @before: RevSliderOperations::getFullCustomAnimationByID()
*/
public function get_custom_animation_by_id($id){
global $SR_GLOBALS;
$this->fill_animations();
if(empty($SR_GLOBALS['animations'])) return false;
foreach($SR_GLOBALS['animations'] as $animation){
if($animation['id'] == $id){
return array(
'id' => $animation['id'],
'handle' => $animation['handle'],
'params' => $animation['params'],
'settings' => $animation['settings']
);
}
}
return false;
}
/**
* create the blank zip file to be used further on
**/
public function create_export_zip(){
$this->usepcl = false;
if(file_exists($this->export_path_zip)) @unlink($this->export_path_zip); //delete file to start with a fresh one
if(class_exists('ZipArchive')){
$this->zip = new ZipArchive;
$success = $this->zip->open($this->export_path_zip, ZIPARCHIVE::CREATE | ZipArchive::OVERWRITE);
if($success !== true) $this->throw_error(__("Can't create zip file: ", 'revslider').$this->export_path_zip);
}else{
//fallback to pclzip
require_once(ABSPATH . 'wp-admin/includes/class-pclzip.php');
$this->pclzip = new PclZip($this->export_path_zip);
//either the function uses die() or all is cool
$this->usepcl = true;
}
}
/**
* add svg to the zip file, by modifying data in $export_data
**/
public function add_svg_to_zip(){
// nothing to do
if(empty($this->used_svg)) return;
$uploads = wp_upload_dir();
$uploadsBaseDir = rtrim(wp_normalize_path($this->get_val($uploads, 'basedir')), '/'); // e.g. D:/.../wp3/wp-content/uploads
$contentBaseDir = rtrim(wp_normalize_path(WP_CONTENT_DIR), '/'); // e.g. D:/.../wp3/wp-content
foreach($this->used_svg as $file => $val){
// Turn any URL/path into content-relative (e.g. "plugins/revslider/public/assets/svg/.../ic.svg")
list($okRel, $contentRel) = $this->to_content_relative($file);
if(!$okRel){
// Try after removing scheme/host manually (very defensive)
$fileNoHttp = $this->remove_http($file);
list($okRel2, $contentRel) = $this->to_content_relative($fileNoHttp);
if(!$okRel2) continue; // skip if we still can't map it under wp-content
}
// Prefer validating directly under WP_CONTENT_DIR (covers plugins, themes, uploads)
list($ok, $absPath, $zipRel) = $this->is_safe_export_path($contentRel, $contentBaseDir, ['svg']);
// Fallback: if someone provided an uploads-relative path and you specifically want to keep uploads base
if(!$ok && preg_match('~^uploads/~', $contentRel)){
$uploadsRel = substr($contentRel, strlen('uploads/'));
list($ok, $absPath, $zipRel) = $this->is_safe_export_path($uploadsRel, $uploadsBaseDir, ['svg']);
}
if($ok && is_file($absPath)){
// Add to zip under "images/"
if(!$this->usepcl){
$this->zip->addFile($absPath, 'images/' . ltrim($zipRel, '/'));
}else{
// When adding via PCLZip from WP_CONTENT_DIR, remove that base and add under images/
$this->pclzip->add($absPath, PCLZIP_OPT_REMOVE_PATH, $contentBaseDir, PCLZIP_OPT_ADD_PATH, 'images');
}
// Replace URLs in export data with zip-relative path (strip any /revslider/assets/svg from inside zip path as you had)
$replacement_rel = str_replace('/revslider/assets/svg', '', $zipRel);
$replacement_rel = str_replace('/', '\/', $replacement_rel);
$_file = str_replace('/', '\/', $this->remove_http($file));
$this->export_data = str_replace(
array('http:' . $_file, 'https:' . $_file, $_file, $this->remove_http($file)),
$replacement_rel,
$this->export_data
);
}
}
}
/**
* push images and videos to the zip file
**/
public function add_images_videos_to_zip($root = false){
// Merge images + videos
$this->used_images = array_merge($this->used_images, $this->used_videos);
if(empty($this->used_images)) return;
// Bases
$uploads = wp_upload_dir();
$uploadsBaseDir = rtrim(wp_normalize_path($this->get_val($uploads, 'basedir')), '/'); // .../wp-content/uploads
$contentBaseDir = rtrim(wp_normalize_path(WP_CONTENT_DIR), '/'); // .../wp-content
$allowedExts = ['png','jpg','jpeg','gif','webp','mp4','webm','mov','m4v','ogg','mpeg','mpg','mpe','ogv','json','mp3'];
foreach($this->used_images as $file => $val){
// collapse accidental double slashes without touching http(s)://
$_tmp = str_replace(['http://','https://'], ['__HTTP__','__HTTPS__'], $file);
$_tmp = str_replace('//', '/', $_tmp);
$file = str_replace(['__HTTP__','__HTTPS__'], ['http://','https://'], $_tmp);
$ok = false; $abs = null; $zipRel = null; $remove_base = null;
// 1) Map to a path relative to wp-content/ (plugins/... | themes/... | uploads/...)
list($okRel, $contentRel) = $this->to_content_relative($file);
if(!$okRel){
// very defensive: try again after stripping scheme/host
$fileNoHttp = $this->remove_http($file);
list($okRel2, $contentRel) = $this->to_content_relative($fileNoHttp);
if(!$okRel2) continue; // cannot map under wp-content -> skip
}
// 2) Validate under WP_CONTENT_DIR
list($ok, $abs, $zipRel) = $this->is_safe_export_path($contentRel, $contentBaseDir, $allowedExts);
$validatedBase = $ok ? $contentBaseDir : null;
// 3) Fallback: if under uploads/, validate directly against uploads base
if(!$ok && preg_match('~^uploads/~', $contentRel)){
$uploadsRel = substr($contentRel, strlen('uploads/'));
list($ok, $abs, $zipRel) = $this->is_safe_export_path($uploadsRel, $uploadsBaseDir, $allowedExts);
if($ok) $validatedBase = $uploadsBaseDir;
}
if(!$ok || !is_file($abs)) continue;
// 4) Add to ZIP
$zipStorePath = $root ? basename($zipRel) : ('images/' . ltrim($zipRel, '/'));
$zipStorePathDir = $root ? '' : 'images';
$remove_base = $validatedBase;
if(!$this->usepcl){
$this->zip->addFile($abs, $zipStorePath);
}else{
$this->pclzip->add(
$abs,
PCLZIP_OPT_REMOVE_PATH, $remove_base,
PCLZIP_OPT_ADD_PATH, $zipStorePathDir
);
}
// 5) Replace occurrences in export JSON/data with zip-relative path
// Keep your "unescaped" logic for older PHP/edge cases.
try {
$unescaped = json_encode(json_decode($this->export_data), JSON_UNESCAPED_SLASHES);
} catch (Exception $e){
$unescaped = $this->export_data;
}
$replacement_rel = $root ? basename($zipRel) : $zipRel;
$needles = [];
// If it's a (proto-relative) URL, also replace http/https and www/no-www variants
if(preg_match('~^(?:https?:)?//~i', $file)){
$needles[] = $file; // always replace the original string
$withScheme = $file;
if(!preg_match('~^https?://~i', $withScheme)){
// add a dummy scheme to parse consistently
$withScheme = 'http:' . (substr($file, 0, 2) === '//' ? $file : ('//' . ltrim($file, '/')));
}
$pu = @parse_url($withScheme);
if(is_array($pu) && !empty($pu['host']) && !empty($pu['path'])){
$host = $pu['host'];
$path = $pu['path'];
$hosts = [$host];
if(stripos($host, 'www.') === 0){
$hosts[] = substr($host, 4);
}else{
$hosts[] = 'www.' . $host;
}
foreach (['http','https'] as $sch){
foreach (array_unique($hosts) as $h){
$needles[] = $sch . '://' . $h . $path;
}
}
// also protocol-relative
$needles[] = '//' . $host . $path;
// and version with leading single slash if it ever appeared that way in data
$needles[] = $path;
}
}else{
// Non-URL strings: also try a leading slash variant
$rel = ltrim($file, '/');
$needles[] = '/' . $rel;
$needles[] = $rel;
$needles[] = $file; // always replace the original string
$needles[] = '//' . $rel; //remove the double // created by $needles[] = $rel;
}
$this->export_data = str_replace(array_unique($needles), $replacement_rel, $unescaped);
}
}
/**
* push the slider, slides and layer data to the zip
**/
public function add_slider_export_to_zip($filename = 'slider_export.txt'){
if(!$this->usepcl){
$this->zip->addFromString($filename, $this->export_data);
}else{
$list = $this->pclzip->add(array(array(PCLZIP_ATT_FILE_NAME => $filename, PCLZIP_ATT_FILE_CONTENT => $this->export_data)));
if($list == 0){
die("ERROR : '".$this->pclzip->errorInfo(true)."'");
}
}
}
/**
* push the custom animations to the zip
**/
public function add_animations_to_zip(){
if(strlen(trim($this->animations_data)) > 0){
if(!$this->usepcl){
$this->zip->addFromString('custom_animations.txt', $this->animations_data); //add custom animations
}else{
$list = $this->pclzip->add(array(array(PCLZIP_ATT_FILE_NAME => 'custom_animations.txt', PCLZIP_ATT_FILE_CONTENT => $this->animations_data)));
if($list == 0) die("ERROR : '".$this->pclzip->errorInfo(true)."'");
}
}
}
/**
* push the custom css styles to the zip
**/
public function add_styles_to_zip(){
if(strlen(trim($this->style_data)) > 0){
if(!$this->usepcl){
$this->zip->addFromString('styles.txt', $this->style_data);
}else{
$list = $this->pclzip->add(array(array(PCLZIP_ATT_FILE_NAME => 'styles.txt', PCLZIP_ATT_FILE_CONTENT => $this->style_data)));
if($list == 0) die("ERROR : '".$this->pclzip->errorInfo(true)."'");
}
}
}
/**
* push the custom navigations to the zip
**/
public function add_navigation_to_zip(){
if(strlen(trim($this->navigation_data)) > 0){
if(!$this->usepcl){
$this->zip->addFromString('navigation.txt', $this->navigation_data);
}else{
$list = $this->pclzip->add(array(array(PCLZIP_ATT_FILE_NAME => 'navigation.txt', PCLZIP_ATT_FILE_CONTENT => $this->navigation_data)));
if($list == 0) die("ERROR : '".$this->pclzip->errorInfo(true)."'");
}
}
}
/**
* push the static styles to the zip
**/
public function add_static_styles_to_zip(){
$static_css = $this->get_static_css();
if(trim($static_css) !== ''){
if(!$this->usepcl){
$this->zip->addFromString("static-captions.css", $static_css); //add slider settings
}else{
$list = $this->pclzip->add(array(array( PCLZIP_ATT_FILE_NAME => 'static-captions.css',PCLZIP_ATT_FILE_CONTENT => $static_css)));
if($list == 0) die("ERROR : '".$this->pclzip->errorInfo(true)."'");
}
}
}
/**
* push the info.cfg to the zip
* allow for slider packs the automatic creation of the info.cfg
**/
public function add_info_to_zip(){
if(apply_filters('revslider_slider_pack_export', false)){
if(!$this->usepcl){
$this->zip->addFromString('info.cfg', md5($this->alias)); //add slider settings
}else{
$list = $this->pclzip->add(array(array(PCLZIP_ATT_FILE_NAME => 'info.cfg', PCLZIP_ATT_FILE_CONTENT => md5($this->alias))));
if($list == 0) die("ERROR : '".$this->pclzip->errorInfo(true)."'");
}
}
}
/**
* close the zip if we are not in pcl
**/
public function close_export_zip(){
if(!$this->usepcl) $this->zip->close();
}
/**
* send the zip to the client browser
**/
public function push_zip_to_client(){
$exportname = (!empty($this->slider_alias)) ? $this->slider_alias.'.zip' : 'slider_export.zip';
header('Content-type: application/zip');
header('Content-Disposition: attachment; filename='.$exportname);
header('Pragma: no-cache');
header('Expires: 0');
readfile($this->export_path_zip);
}
/**
* delete the export zip file, ignoring errors
**/
public function delete_export_zip(){
@unlink($this->export_path_zip);
}
/**
* Export a Zip with video, thumbnail and layergroup for import
* @dev function
**/
public function export_layer_group($videoid, $thumbid, $layers){
$this->create_export_zip();
$this->slider_alias = 'layergroup';
$this->used_images[$this->get_url_attachment_image($thumbid)] = true;
$this->used_videos[$this->get_url_attachment_image($videoid)] = true;
$this->add_images_videos_to_zip(true);
$this->export_data = stripslashes($layers);
$this->add_slider_export_to_zip('layers.txt');
$this->close_export_zip();
return $this->export_url_zip;
}
public function is_safe_export_path($relative, $baseDir, array $allowedExts){
// Normalize & decode once
$relative = wp_normalize_path($relative);
$relative = rawurldecode($relative); // catch %2e%2e etc.
// Remember if it started with a slash
$hadLeadingSlash = ($relative !== '' && $relative[0] === '/');
// Strip a single leading slash for internal checks
if($hadLeadingSlash) {
$relative = ltrim($relative, '/');
}
// Basic sanity: forbid empties, Windows drive letters, UNC, or schemes
if($relative === ''
|| preg_match('~^[A-Za-z]:[\\\\/]~', $relative) // C:\ or C:/
|| preg_match('~^\\\\\\\\~', $relative) // \\server\share
|| preg_match('~^[A-Za-z][A-Za-z0-9+.-]*:~', $relative) // file:, php:, etc.
){
return [false, null, null];
}
// Collapse duplicate slashes and remove harmless "./" segments
$relative = preg_replace('~/+~', '/', $relative);
$relative = preg_replace('~(^|/)\\./~', '$1', $relative);
// Forbid traversal & null bytes & control chars
if(strpos($relative, "\0") !== false) return [false, null, null];
if(preg_match('~(^|/)\.\.(?:/|$)~', $relative)) return [false, null, null];
if(preg_match('~[[:cntrl:]]~', $relative)) return [false, null, null];
$baseDir = rtrim(wp_normalize_path($baseDir), '/');
// Resolve and ensure inside base
$full = realpath($baseDir . '/' . $relative);
if($full === false) return [false, null, null];
$fullNorm = wp_normalize_path($full);
if(strpos($fullNorm, $baseDir . '/') !== 0 && $fullNorm !== $baseDir){
return [false, null, null];
}
// Extension allowlist
$ext = strtolower(pathinfo($fullNorm, PATHINFO_EXTENSION));
if(!in_array($ext, $allowedExts, true)) return [false, null, null];
// Produce clean ZIP entry path
$zipEntry = str_replace('\\', '/', $relative);
$zipEntry = ltrim($zipEntry, './');
// Always add back the leading slash for export consistency
if($hadLeadingSlash) {
$zipEntry = '/' . ltrim($zipEntry, '/');
}
return [true, $fullNorm, $zipEntry];
}
/**
* Convert an http(s) or protocol-relative URL (or a path) into a path relative to WP_CONTENT_DIR.
* Returns [bool $ok, string|null $contentRel].
*/
public function to_content_relative($input){
// normalize slashes
$norm = wp_normalize_path($input);
// If it's a URL, parse and extract the path (handles http, https, and //host)
if(preg_match('~^(?:https?:)?//~i', $norm)){
$parts = @parse_url($norm);
if(!is_array($parts) || empty($parts['path'])) return [false, null];
$norm = wp_normalize_path($parts['path']); // like /wp3/wp-content/plugins/...
}
// If it still includes domain-less prefix like //host/path (very rare after parse) – strip leading slashes
if(substr($norm, 0, 2) === '//') $norm = substr($norm, 2);
// We only allow anything under /wp-content/
$pos = strpos($norm, '/wp-content/');
if($pos === false){
// Case: already content-relative (plugins/..., themes/..., uploads/...)
if(preg_match('~^(?:plugins|themes|uploads)/~', ltrim($norm, '/'))){
$rel = ltrim($norm, '/');
return [true, '/' . $rel];
}
// Case: starts with "/" (like /revslider/...), treat as uploads-relative
if(substr($norm, 0, 1) === '/'){
$rel = ltrim($norm, '/');
return [true, '/uploads/' . $rel];
}
return [false, null];
}
// Make relative to wp-content/
$contentRel = substr($norm, $pos + strlen('/wp-content/'));
$contentRel = ltrim($contentRel, '/');
return ($contentRel !== '') ? [true, '/' . $contentRel] : [false, null];
}
}