/**
* Uncompresses a gzipped file
*
* @param string $gzipped
* @param string $destination
* @return boolean result
*/
public static function uncompressFile($gzipped, $destination)
{
if (!@is_file($gzipped)) {
return false;
}
$sourceFile = new ZipFile($gzipped, 'rb');
$filesize = $sourceFile->getFileSize();
$targetFile = new File($destination);
while (!$sourceFile->eof()) {
$targetFile->write($sourceFile->read(512), 512);
}
$targetFile->close();
$sourceFile->close();
@$targetFile->chmod(0777);
if ($filesize != filesize($destination)) {
@unlink($destination);
return false;
}
return true;
}
/**
* @see Form::save()
*/
public function save()
{
parent::save();
// test compression
$file = new File($this->fileName, 'rb');
if ($file->read(2) == " ‹") {
$this->isGzip = true;
$zipFile = new ZipFile($this->fileName, 'rb');
$this->fileSize = $zipFile->getFileSize();
} else {
$this->fileSize = filesize($this->fileName);
}
$file->close();
$this->dbName = WCF::getDB()->getDatabaseName();
// build session data array
$sessionData = array();
$sessionData['isGzip'] = $this->isGzip;
$sessionData['extendedCommand'] = '';
$sessionData['importFile'] = $this->fileName;
$sessionData['isTmpFile'] = $this->isTmpFile;
$sessionData['ignoreErrors'] = $this->ignoreErrors;
$sessionData['offset'] = 0;
$sessionData['errors'] = array('messages' => array(), 'errorDescriptions' => array());
$sessionData['tableErrors'] = array();
$sessionData['commandCount'] = 0;
$sessionData['wcfCharset'] = WCF::getDB()->getCharset();
$sessionData['importCharset'] = '';
$sessionData['filesize'] = $this->fileSize;
$sessionData['remain'] = $sessionData['count'] = $this->fileSize;
WCF::getSession()->register('databaseImportData', $sessionData);
$this->saved();
WCF::getTPL()->assign(array('pageTitle' => WCF::getLanguage()->get('wcf.acp.db.import.pageHeadline'), 'url' => 'index.php?action=DatabaseImport&packageID=' . PACKAGE_ID . SID_ARG_2ND_NOT_ENCODED, 'progress' => 0));
WCF::getTPL()->display('worker');
exit;
}