AlkantarClanX12
Your IP : 18.117.188.105
<?php
// Prevent direct file access
defined( 'LS_ROOT_FILE' ) || exit;
/**
* Class for working with ZIP archives to export
* sliders with images and other attachments.
*
* @package LS_ExportUtil
* @since 5.0.3
* @author John Gera
* @copyright Copyright (c) 2023 John Gera, George Krupa, and Kreatura Media Kft.
*/
class LS_ExportUtil {
/**
* The managed ZipArchieve instance.
*/
private $zip;
/**
* A temporary file in /wp-content/uploads/ to manipulate
* ZIPs on the fly without permanently saving to file system.
*/
private $file;
/**
* Holds used image URLs in slider to be exported
*/
private $imageList;
/**
* Prepares a ZipArchieve instance and the file system
* to work with the class.
*
* @since 5.0.3
* @access public
* @return void
*/
public function __construct() {
// Check for ZipArchieve
if(class_exists('ZipArchive')) {
// Temporary directory for file operations
$upload_dir = wp_upload_dir();
$tmp_dir = $upload_dir['basedir'];
// Prepare ZIP to work with
$this->file = tempnam($tmp_dir, "zip");
$this->zip = new ZipArchive;
$this->zip->open($this->file, ZIPARCHIVE::CREATE | ZIPARCHIVE::OVERWRITE);
}
}
/**
* Adds slider settings .json file to ZIP
*
* @since 5.0.3
* @access public
* @param string $data Slider settings JSON
* @return void
*/
public function addSettings($data, $folder = '') {
$folder = !empty($folder) ? $folder.'/' : '';
$this->zip->addFromString($folder.'settings.json', $data);
}
/**
* Adds slider images to ZIP
*
* @since 5.0.3
* @access public
* @param mixed $files Image path or an array of image paths to be added
* @param string $folder Sub-folder name
* @param string $imgFolder Name of the folder that stores the images
* @return void
*/
public function addImage($files, $folder = '', $imgFolder = 'uploads') {
// Check file
if(empty($files)) { return false; }
// Check file type
if(!is_array($files)) { $files = [ $files ]; }
// Check folder
$folder = is_string($folder) ? $folder."/$imgFolder/" : "$imgFolder/";
// Add contents to ZIP
foreach($files as $file) {
if(!empty($file) && is_string($file)) {
$this->zip->addFile($file,
$folder.sanitize_file_name(basename($file))
);
}
}
}
/**
* Adds any kind of file to the export ZIP
*
* @since 6.6.3
* @access public
* @param mixed $file File path or an array of file paths to be added
* @param string $path File location within the ZIP package
* @return void
*/
public function addFile($files, $path = '/') {
// Check file
if(empty($files)) { return false; }
// Check file type
if(!is_array($files)) { $files = [ $files ]; }
// Add contents to ZIP
foreach($files as $file) {
if(!empty($file) && is_string($file)) {
$this->zip->addFile($file,
$path.sanitize_file_name(basename($file))
);
}
}
}
/**
* Adds any kind of file with the provided contents to the ZIP package.
*
* @since 5.0.3
* @access public
* @param string $data Slider settings JSON
* @return void
*/
public function addFileFromString( $path = '/slider.html', $data = '') {
$this->zip->addFromString($path, $data);
}
/**
* Closes all pending operations and downloads the ZIP file.
*
* @since 5.0.3
* @access public
* @return void
*/
public function download( $name = false ) {
// Close ZIP operations
$this->zip->close();
// File name
if( empty( $name ) ) {
$name = 'LayerSlider_Export_'.ls_date('Y-m-d').'_at_'.ls_date('H.i.s').'.zip';
}
// Set headers and to user
header('Content-Type: application/zip');
header('Content-Disposition: attachment; filename="'.$name.'"');
header("Content-length: " . filesize($this->file));
header('Pragma: no-cache');
header('Expires: 0');
readfile($this->file);
// Remove temporary file
unlink($this->file);
die();
}
public function getImagesForSlider($data) {
// Array to hold image URLs
$this->imageList = [];
// Slider Preview
if( ! empty($data['meta'] ) ) {
$this->_addImageToList( $data['meta'], 'previewId', 'preview' );
}
$this->_addImageToList( $data['properties'], 'backgroundimageId', 'backgroundimage' );
// Slides
if(!empty($data['layers']) && is_array($data['layers'])) {
foreach($data['layers'] as $slide) {
if( ! empty( $slide['properties'] ) ) {
$this->_addImageToList( $slide['properties'], 'backgroundId', 'background' );
$this->_addImageToList( $slide['properties'], 'thumbnailId', 'thumbnail' );
}
// Layers
if(!empty($slide['sublayers']) && is_array($slide['sublayers'])) {
foreach($slide['sublayers'] as $layer) {
$this->_addImageToList( $layer, 'imageId', 'image' );
$this->_addImageToList( $layer, 'posterId', 'poster' );
$this->_addImageToList( $layer, 'layerBackgroundId', 'layerBackground' );
}
}
}
}
return $this->imageList;
}
// DEPRECATED: Should not be used
// Returns empty array as a compatibility measure.
public function fontsForSlider( $data ) {
return [];
}
public function getFSPaths($urls) {
if(!empty($urls) && is_array($urls)) {
$paths = [];
$upload = wp_upload_dir();
$uploadDir = basename($upload['basedir']);
foreach($urls as $url) {
// Get URL relative to the uploads folder
$urlPath = parse_url($url, PHP_URL_PATH);
$urlPath = explode("/$uploadDir/", $urlPath);
if( empty($urlPath[1]) ) {
continue;
}
$urlPath = $urlPath[1];
// Get file path
$filePath = $upload['basedir'] .'/'. $urlPath;
$filePath = realpath($filePath);
// Add to array
if( file_exists($filePath) && is_file($filePath) ) {
$paths[] = $filePath;
}
}
return $paths;
}
return [];
}
protected function _addImageToList( $data, $idKey = '', $urlKey = '' ) {
if( ! empty( $data[ $urlKey ] ) ) {
$src = $data[ $urlKey ];
}
if( ! empty( $data[ $idKey ] ) ) {
if( $result = wp_get_attachment_image_url( $data[ $idKey ], 'full' ) ) {
$src = $result;
}
}
if( ! empty( $src) ) {
$this->imageList[] = $src;
}
}
}