function uploadFile($file, $offset = 0)
{
$dirs = MainWP_Helper::getMainWPDir('backup');
$backupdir = $dirs[0];
header('Content-Description: File Transfer');
header('Content-Description: File Transfer');
if (MainWP_Helper::endsWith($file, '.tar.gz')) {
header('Content-Type: application/x-gzip');
header("Content-Encoding: gzip'");
} else {
header('Content-Type: application/octet-stream');
}
header('Content-Disposition: attachment; filename="' . basename($file) . '"');
header('Expires: 0');
header('Cache-Control: must-revalidate');
header('Pragma: public');
header('Content-Length: ' . filesize($backupdir . $file));
while (@ob_end_flush()) {
}
$this->readfile_chunked($backupdir . $file, $offset);
}
private function addFile($path, $entryName)
{
if ('.' == basename($path) || '..' == basename($path)) {
return false;
}
if ($this->excludeZip && MainWP_Helper::endsWith($path, '.zip')) {
$this->log('Skipping ' . $path);
return false;
}
$this->log('Adding ' . $path);
// if ($this->limit)
// {
// $this->cnt++;
//
// if ($this->cnt > 250) throw new Exception('Some error..' . $this->archivePath);
// }
$this->updatePidFile();
$rslt = false;
if ($this->mode == self::APPEND) {
$rslt = $this->checkBeforeAppend($entryName);
if (true === $rslt) {
return true;
}
}
if (time() - $this->lastRun > 60) {
@set_time_limit(20 * 60 * 60);
/*20 minutes*/
$this->lastRun = time();
}
$this->gcCnt++;
if ($this->gcCnt > 20) {
if (function_exists('gc_enable')) {
@gc_enable();
}
if (function_exists('gc_collect_cycles')) {
@gc_collect_cycles();
}
$this->gcCnt = 0;
}
$stat = @stat($path);
$fp = @fopen($path, 'rb');
if (!$fp) {
//todo: add some error feedback!
return;
}
$prefix = '';
if (strlen($entryName) > 99) {
$prefix = substr($entryName, 0, strpos($entryName, '/', strlen($entryName) - 100) + 1);
$entryName = substr($entryName, strlen($prefix));
if (strlen($prefix) > 154 || strlen($entryName) > 99) {
$entryName = $prefix . $entryName;
$prefix = '';
$block = pack('a100a8a8a8a12a12a8a1a100a6a2a32a32a8a8a155a12', '././@LongLink', sprintf('%07o', 0), sprintf('%07o', 0), sprintf('%07o', 0), sprintf('%011o', strlen($entryName)), sprintf('%011o', 0), ' ', 'L', '', 'ustar', ' ', '', '', '', '', '', '');
$checksum = 0;
for ($i = 0; $i < 512; $i++) {
$checksum += ord(substr($block, $i, 1));
}
$checksum = pack('a8', sprintf('%07o', $checksum));
$block = substr_replace($block, $checksum, 148, 8);
if (!isset($rslt['bytesRead'])) {
$this->addData($block);
}
if (!isset($rslt['bytesRead'])) {
$this->addData(pack('a512', $entryName));
}
$entryName = substr($entryName, 0, 100);
}
}
$this->block = pack('a100a8a8a8a12a12a8a1a100a6a2a32a32a8a8a155a12', $entryName, sprintf('%07o', $stat['mode']), sprintf('%07o', $stat['uid']), sprintf('%07o', $stat['gid']), sprintf('%011o', $stat['size']), sprintf('%011o', $stat['mtime']), ' ', 0, '', 'ustar', ' ', 'Unknown', 'Unknown', '', '', $prefix, '');
$checksum = 0;
for ($i = 0; $i < 512; $i++) {
$checksum += ord(substr($this->block, $i, 1));
}
$checksum = pack('a8', sprintf('%07o', $checksum));
$this->block = substr_replace($this->block, $checksum, 148, 8);
if (!isset($rslt['bytesRead'])) {
$this->addData($this->block);
}
if (isset($rslt['bytesRead'])) {
@fseek($fp, $rslt['bytesRead']);
$alreadyRead = $rslt['bytesRead'] % 512;
$toRead = 512 - $alreadyRead;
if ($toRead > 0) {
$this->tempContent = fread($fp, $toRead);
$this->addData($this->tempContent);
$remainder = 512 - (strlen($this->tempContent) + $alreadyRead);
$this->log('DEBUG-Added ' . strlen($this->tempContent) . '(before: ' . $alreadyRead . ') will pack: ' . $remainder . ' (packed: ' . strlen(pack('a' . $remainder, '')));
if ($remainder > 0) {
$this->addData(pack('a' . $remainder), '');
}
}
}
while (!feof($fp)) {
//0.1MB = 1024 000
$this->tempContent = fread($fp, 1024000 * 5);
$read = strlen($this->tempContent);
$divide = $read % 512;
$this->addData(substr($this->tempContent, 0, $read - $divide));
if ($divide > 0) {
$this->addData(pack('a512', substr($this->tempContent, -1 * $divide)));
}
$this->updatePidFile();
// if ($this->limit) throw new Exception('Some error..' . $entryName);
}
@fclose($fp);
return true;
}
public static function inExcludes($excludes, $value)
{
if (empty($value)) {
return false;
}
if (null != $excludes) {
foreach ($excludes as $exclude) {
if (MainWP_Helper::endsWith($exclude, '*')) {
if (MainWP_Helper::startsWith($value, substr($exclude, 0, strlen($exclude) - 1))) {
return true;
}
} else {
if ($value == $exclude) {
return true;
} else {
if (MainWP_Helper::startsWith($value, $exclude . '/')) {
return true;
}
}
}
}
}
return false;
}
function addFileToZip($path, $zipEntryName)
{
if (time() - $this->lastRun > 20) {
// @codingStandardsIgnoreStart
@set_time_limit($this->timeout);
// @codingStandardsIgnoreEnd
$this->lastRun = time();
}
if ($this->excludeZip && MainWP_Helper::endsWith($path, '.zip')) {
return false;
}
// this would fail with status ZIPARCHIVE::ER_OPEN
// after certain number of files is added since
// ZipArchive internally stores the file descriptors of all the
// added files and only on close writes the contents to the ZIP file
// see: http://bugs.php.net/bug.php?id=40494
// and: http://pecl.php.net/bugs/bug.php?id=9443
// return $zip->addFile( $path, $zipEntryName );
$this->zipArchiveSizeCount += filesize($path);
$this->gcCnt++;
//5 mb limit!
if (!$this->loadFilesBeforeZip || filesize($path) > 5 * 1024 * 1024) {
$this->zipArchiveFileCount++;
$added = $this->zip->addFile($path, $zipEntryName);
} else {
$this->zipArchiveFileCount++;
$this->testContent = file_get_contents($path);
if ($this->testContent === false) {
return false;
}
$added = $this->zip->addFromString($zipEntryName, $this->testContent);
}
if ($this->gcCnt > 20) {
// @codingStandardsIgnoreStart
if (function_exists('gc_enable')) {
@gc_enable();
}
if (function_exists('gc_collect_cycles')) {
@gc_collect_cycles();
}
// @codingStandardsIgnoreEnd
$this->gcCnt = 0;
}
//Over limits?
if ($this->file_descriptors > 0 && $this->zipArchiveFileCount > $this->file_descriptors) {
// || $this->zipArchiveSizeCount >= (31457280 * 2))
$this->zip->close();
$this->zip = null;
unset($this->zip);
// @codingStandardsIgnoreStart
if (function_exists('gc_enable')) {
@gc_enable();
}
if (function_exists('gc_collect_cycles')) {
@gc_collect_cycles();
}
// @codingStandardsIgnoreEnd
$this->zip = new ZipArchive();
$this->zip->open($this->zipArchiveFileName);
$this->zipArchiveFileCount = 0;
$this->zipArchiveSizeCount = 0;
}
return $added;
}
