public function getInstance($appName)
{
if (!$appName || in_array($appName, self::$WRONG_APP_NAMES)) {
$appName = self::DEFAULT_CLOUD_APP;
}
$signature = $appName = strtolower($appName);
$model = Mage::registry('mpbackup_cloud_' . $signature);
if (empty($model)) {
$model = Mage::getModel('mpbackup/cloud_' . $appName);
if (empty($model)) {
Mage::throwException($this->_helper->__('Invalid model "%s"', 'mpbackup/cloud_' . $appName));
}
$model->setData('app_name', $appName);
$settings = $this->_helper->getAppConfig($signature);
$model->setData('settings', $settings);
Mage::unregister('mpbackup_cloud_' . $signature);
Mage::register('mpbackup_cloud_' . $signature, $model);
}
return $model;
}
public function prepareFileToUpload($size = self::DEFAULT_FILE_PART_SIZE)
{
if ($size < 0.001) {
$size = 0;
}
$sizeByte = round($size * 1024 * 1024);
if (!$sizeByte || Mageplace_Backup_Model_File::filesize($this->getFileLocation()) <= $sizeByte) {
return array(array('filename' => $this->getFileName(), 'filelocation' => $this->getFileLocation()));
}
$this->_addBackupProcessMessage($this->_helper->__('Start splitting "%s" file into parts', $this->getFileName()), Mageplace_Backup_Model_Backup::LOG_LEVEL_INFO);
$readFilePartSize = $size < self::READ_FILE_PART_SIZE ? self::READ_FILE_PART_SIZE / 1024 : self::READ_FILE_PART_SIZE;
$counter = 0;
$return = array();
$handle = fopen($this->getFileLocation(), 'r');
while (!feof($handle)) {
$counter++;
$filename = $this->getFileName(null, $counter);
$fileLoc = $this->getPath() . DS . $this->getFileName(null, $counter);
$sizeCounter = 0;
$handle_w = fopen($fileLoc, 'a');
$this->getBackup()->addFilesForDelete($fileLoc);
$wrote = true;
do {
$filePart = fread($handle, $readFilePartSize);
if (fwrite($handle_w, $filePart) === false) {
$wrote = false;
break;
}
$sizeCounter += $readFilePartSize;
} while ($sizeCounter < $sizeByte && !feof($handle));
fclose($handle_w);
if ($wrote == false) {
$this->_addBackupProcessMessage($this->_helper->__("Write file \"%s\" error. Split process was stopped.", $fileLoc), Mageplace_Backup_Model_Backup::LOG_LEVEL_WARNING);
break;
} else {
$return[] = array('filename' => $filename, 'filelocation' => $fileLoc);
}
}
fclose($handle);
$this->setFileParts($counter);
$this->_addBackupProcessMessage($this->_helper->__('Finish splitting "%s" file into parts', $this->getFileName()), Mageplace_Backup_Model_Backup::LOG_LEVEL_INFO);
return $return;
}
protected function _packFile($file, $bytes = null)
{
if (is_string($file)) {
if (($v_file = @fopen($file, "rb")) == 0) {
$this->_addBackupProcessMessage('Unable to open file "' . $file . '" in binary read mode', Mageplace_Backup_Model_Backup::LOG_LEVEL_WARNING);
return true;
}
} elseif (is_resource($file)) {
$v_file = $file;
$file = stream_get_meta_data($v_file);
$file = $file['uri'];
} else {
$this->_addBackupProcessMessage('Error input data', Mageplace_Backup_Model_Backup::LOG_LEVEL_WARNING);
return false;
}
$bytes = (double) $bytes;
if ($bytes > 0) {
$this->fseek($v_file, $bytes);
} else {
$relDir = strtr($file, array($this->_baseDir => ''));
$this->_addBackupProcessMessage($this->_helper->__('Adding "%s" file to archive', $relDir));
}
while (($v_buffer = fread($v_file, 512)) != '') {
/*if ($bytes > 0 && !isset($first)) {
Mage::log('#');Mage::log($v_buffer);Mage::log('#');
$first = true;
}*/
$this->_writeBlock(pack("a512", "{$v_buffer}"));
$bytes += 512;
if ($this->timeIsUp()) {
$this->_timeIsUp = true;
$this->setStepParams($file, $bytes);
/*Mage::log('#');Mage::log($v_buffer);Mage::log('#');*/
break;
}
}
fclose($v_file);
if (!$this->_timeIsUp) {
$this->setStepParams(null, null);
}
return true;
}
