==== UNZIPPER ==== Packt oder Entpackt Dateien. {{ programmieren:php:programme:z1.png?600 }} prepareExtraction($archive, $destination); } if (isset($_POST['dozip'])) { $zippath = !empty($_POST['zippath']) ? strip_tags($_POST['zippath']) : '.'; // Resulting zipfile e.g. zipper--2016-07-23--11-55.zip $zipfile = 'zipper-' . date("Y-m-d--H-i") . '.zip'; Zipper::zipDir($zippath, $zipfile); } $timeend = microtime(TRUE); $time = $timeend - $timestart; /** * Class Unzipper */ class Unzipper { public $localdir = '.'; public $zipfiles = array(); public function __construct() { //read directory and pick .zip and .gz files if ($dh = opendir($this->localdir)) { while (($file = readdir($dh)) !== FALSE) { if (pathinfo($file, PATHINFO_EXTENSION) === 'zip' || pathinfo($file, PATHINFO_EXTENSION) === 'gz' || pathinfo($file, PATHINFO_EXTENSION) === 'rar' ) { $this->zipfiles[] = $file; } } closedir($dh); if (!empty($this->zipfiles)) { $GLOBALS['status'] = array('info' => '.zip or .gz or .rar files found, ready for extraction'); } else { $GLOBALS['status'] = array('info' => 'No .zip or .gz or rar files found. So only zipping functionality available.'); } } } /** * Prepare and check zipfile for extraction. * * @param $archive * @param $destination */ public function prepareExtraction($archive, $destination) { // Determine paths. if (empty($destination)) { $extpath = $this->localdir; } else { $extpath = $this->localdir . '/' . $destination; // todo move this to extraction function if (!is_dir($extpath)) { mkdir($extpath); } } //allow only local existing archives to extract if (in_array($archive, $this->zipfiles)) { self::extract($archive, $extpath); } } /** * Checks file extension and calls suitable extractor functions. * * @param $archive * @param $destination */ public static function extract($archive, $destination) { $ext = pathinfo($archive, PATHINFO_EXTENSION); switch ($ext) { case 'zip': self::extractZipArchive($archive, $destination); break; case 'gz': self::extractGzipFile($archive, $destination); break; case 'rar': self::extractRarArchive($archive, $destination); break; } } /** * Decompress/extract a zip archive using ZipArchive. * * @param $archive * @param $destination */ public static function extractZipArchive($archive, $destination) { // Check if webserver supports unzipping. if (!class_exists('ZipArchive')) { $GLOBALS['status'] = array('error' => 'Error: Your PHP version does not support unzip functionality.'); return; } $zip = new ZipArchive; // Check if archive is readable. if ($zip->open($archive) === TRUE) { // Check if destination is writable if (is_writeable($destination . '/')) { $zip->extractTo($destination); $zip->close(); $GLOBALS['status'] = array('success' => 'Files unzipped successfully'); } else { $GLOBALS['status'] = array('error' => 'Error: Directory not writeable by webserver.'); } } else { $GLOBALS['status'] = array('error' => 'Error: Cannot read .zip archive.'); } } /** * Decompress a .gz File. * * @param $archive * @param $destination */ public static function extractGzipFile($archive, $destination) { // Check if zlib is enabled if (!function_exists('gzopen')) { $GLOBALS['status'] = array('error' => 'Error: Your PHP has no zlib support enabled.'); return; } $filename = pathinfo($archive, PATHINFO_FILENAME); $gzipped = gzopen($archive, "rb"); $file = fopen($filename, "w"); while ($string = gzread($gzipped, 4096)) { fwrite($file, $string, strlen($string)); } gzclose($gzipped); fclose($file); // Check if file was extracted. if (file_exists($destination . '/' . $filename)) { $GLOBALS['status'] = array('success' => 'File unzipped successfully.'); } else { $GLOBALS['status'] = array('error' => 'Error unzipping file.'); } } /** * Decompress/extract a Rar archive using RarArchive. * * @param $archive * @param $destination */ public static function extractRarArchive($archive, $destination) { // Check if webserver supports unzipping. if (!class_exists('RarArchive')) { $GLOBALS['status'] = array('error' => 'Error: Your PHP version does not support .rar archive functionality. How to install RarArchive'); return; } // Check if archive is readable. if ($rar = RarArchive::open($archive)) { // Check if destination is writable if (is_writeable($destination . '/')) { $entries = $rar->getEntries(); foreach ($entries as $entry) { $entry->extract($destination); } $rar->close(); $GLOBALS['status'] = array('success' => 'Files extracted successfully.'); } else { $GLOBALS['status'] = array('error' => 'Error: Directory not writeable by webserver.'); } } else { $GLOBALS['status'] = array('error' => 'Error: Cannot read .rar archive.'); } } } /** * Class Zipper * * Copied and slightly modified from http://at2.php.net/manual/en/class.ziparchive.php#110719 * @author umbalaconmeogia */ class Zipper { /** * Add files and sub-directories in a folder to zip file. * * @param string $folder * Path to folder that should be zipped. * * @param ZipArchive $zipFile * Zipfile where files end up. * * @param int $exclusiveLength * Number of text to be exclusived from the file path. */ private static function folderToZip($folder, &$zipFile, $exclusiveLength) { $handle = opendir($folder); while (FALSE !== $f = readdir($handle)) { // Check for local/parent path or zipping file itself and skip. if ($f != '.' && $f != '..' && $f != basename(__FILE__)) { $filePath = "$folder/$f"; // Remove prefix from file path before add to zip. $localPath = substr($filePath, $exclusiveLength); if (is_file($filePath)) { $zipFile->addFile($filePath, $localPath); } elseif (is_dir($filePath)) { // Add sub-directory. $zipFile->addEmptyDir($localPath); self::folderToZip($filePath, $zipFile, $exclusiveLength); } } } closedir($handle); } /** * Zip a folder (including itself). * Usage: * Zipper::zipDir('path/to/sourceDir', 'path/to/out.zip'); * * @param string $sourcePath * Relative path of directory to be zipped. * * @param string $outZipPath * Relative path of the resulting output zip file. */ public static function zipDir($sourcePath, $outZipPath) { $pathInfo = pathinfo($sourcePath); $parentPath = $pathInfo['dirname']; $dirName = $pathInfo['basename']; $z = new ZipArchive(); $z->open($outZipPath, ZipArchive::CREATE); $z->addEmptyDir($dirName); if ($sourcePath == $dirName) { self::folderToZip($sourcePath, $z, 0); } else { self::folderToZip($sourcePath, $z, strlen("$parentPath/")); } $z->close(); $GLOBALS['status'] = array('success' => 'Successfully created archive ' . $outZipPath); } } ?> File Unzipper + Zipper

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Processing Time: seconds

Archive Unzipper

Enter extraction path without leading or trailing slashes (e.g. "mypath"). If left empty current directory will be used.

Archive Zipper

Enter path to be zipped without leading or trailing slashes (e.g. "zippath"). If left empty current directory will be used.

Unzipper version:

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