/**
* Check if the data is a ZIP / RAR file, extract files, get file info.
*
* @param string $compressedData
*
* @return bool
*/
protected function _processCompressedData(&$compressedData)
{
$this->_compressedFilesChecked++;
// Give the data to archive info so it can check if it's a rar.
if ($this->_archiveInfo->setData($compressedData, true) === false) {
$this->_debug('Data is probably not RAR or ZIP.' . PHP_EOL);
return false;
}
// Check if there's an error.
if ($this->_archiveInfo->error !== '') {
$this->_debug('ArchiveInfo Error: ' . $this->_archiveInfo->error);
return false;
}
// Get a summary of the compressed file.
$dataSummary = $this->_archiveInfo->getSummary(true);
// Check if the compressed file is encrypted.
if (!empty($this->_archiveInfo->isEncrypted) || isset($dataSummary['is_encrypted']) && $dataSummary['is_encrypted'] != 0) {
$this->_debug('ArchiveInfo: Compressed file has a password.');
$this->_releaseHasPassword = true;
$this->_passwordStatus[] = Releases::PASSWD_RAR;
return false;
}
switch ($dataSummary['main_type']) {
case \ArchiveInfo::TYPE_RAR:
if ($this->_echoCLI) {
$this->_echo('r', 'primaryOver', false);
}
if ($this->_extractUsingRarInfo === false && $this->_unrarPath !== false) {
$fileName = $this->tmpPath . uniqid() . '.rar';
file_put_contents($fileName, $compressedData);
Misc::runCmd($this->_killString . $this->_unrarPath . '" e -ai -ep -c- -id -inul -kb -or -p- -r -y "' . $fileName . '" "' . $this->tmpPath . 'unrar/"');
unlink($fileName);
}
break;
case \ArchiveInfo::TYPE_ZIP:
if ($this->_echoCLI) {
$this->_echo('z', 'primaryOver', false);
}
if ($this->_extractUsingRarInfo === false && $this->_7zipPath !== false) {
$fileName = $this->tmpPath . uniqid() . '.zip';
file_put_contents($fileName, $compressedData);
Misc::runCmd($this->_killString . $this->_7zipPath . '" x "' . $fileName . '" -bd -y -o"' . $this->tmpPath . 'unzip/"');
unlink($fileName);
}
break;
default:
return false;
}
return $this->_processCompressedFileList();
}
/**
* Work out if a release is passworded
*/
public function processReleasePasswords($fetchedBinary, $tmpPath, $unrarPath, $checkpasswordedrar)
{
$passStatus = Releases::PASSWD_NONE;
$potentiallypasswordedfileregex = "/\\.(ace|cab|tar|gz|url)\$/i";
$definetlypasswordedfileregex = "/password\\.url/i";
$rar = new ArchiveInfo();
$filecount = 0;
$rarfile = $tmpPath . 'rarfile.rar';
file_put_contents($rarfile, $fetchedBinary);
if ($rar->open($rarfile)) {
$rarsummary = $rar->getSummary(true, false);
if (isset($rarsummary["is_encrypted"]) && $rarsummary["is_encrypted"] != 0 || !empty($rar->isEncrypted)) {
$passStatus = Releases::PASSWD_RAR;
} else {
$files = $rar->getArchiveFileList();
if ($files !== false) {
foreach ($files as $file) {
if (isset($file['pass']) && isset($file["name"])) {
$filecount++;
//
// individual file rar passworded
//
if ($file['pass'] == true || preg_match($definetlypasswordedfileregex, $file["name"])) {
$passStatus = Releases::PASSWD_RAR;
} elseif (preg_match($potentiallypasswordedfileregex, $file["name"]) && $passStatus != Releases::PASSWD_RAR) {
$passStatus = Releases::PASSWD_POTENTIAL;
}
}
}
}
//
// Deep Checking
//
if ($checkpasswordedrar == 2) {
$israr = $this->isRar($rarfile);
for ($i = 0; $i < sizeof($israr); $i++) {
if (preg_match('/\\\\/', $israr[$i])) {
$israr[$i] = ltrim(strrchr($israr[$i], "\\"), "\\");
}
}
$execstring = '"' . $unrarPath . '" e -ai -ep -c- -id -r -kb -p- -y -inul "' . $rarfile . '" "' . $tmpPath . '"';
$output = Utility::runCmd($execstring, false, true);
// delete the rar
@unlink($rarfile);
// ok, now we have all the files extracted from the rar into the tempdir and
// the rar file deleted, now to loop through the files and recursively unrar
// if any of those are rars, we don't trust their names and we test every file
// for the rar header
for ($i = 0; $i < sizeof($israr); $i++) {
// even though its in the rar filelist there may not have been enough data
// to extract this file so dont attempt to read the file if it doesnt exist
if (!file_exists($tmpPath . $israr[$i])) {
continue;
}
$tmp = $this->isRar($tmpPath . $israr[$i]);
if (is_array($tmp)) {
for ($x = 0; $x < sizeof($tmp); $x++) {
if (preg_match('/\\\\/', $tmp[$x])) {
$tmp[$x] = ltrim(strrchr($tmp[$x], "\\"), "\\");
}
$israr[] = $tmp[$x];
}
$execstring = '"' . $unrarPath . '" e -ai -ep -c- -id -r -kb -p- -y -inul "' . $tmpPath . $israr[$i] . '" "' . $tmpPath . '"';
$output2 = Utility::runCmd($execstring, false, true);
@unlink($tmpPath . $israr[$i]);
} else {
if ($tmp == 1 || $tmp == 2) {
$passStatus = Releases::PASSWD_RAR;
@unlink($tmpPath . $israr[$i]);
}
}
unset($tmp);
}
}
}
}
@unlink($rarfile);
unset($fetchedBinary);
return $passStatus;
}
