type = 'import';
$this->name = __('Flat file import');
$this->description = __('Imports a blog or a full Dotclear installation from flat file.');
}
public function process($do)
{
if ($do == 'single' || $do == 'full') {
$this->status = $do;
return;
}
$to_unlink = false;
# Single blog import
$files = $this->getPublicFiles();
$single_upl = null;
if (!empty($_POST['public_single_file']) && in_array($_POST['public_single_file'],$files)) {
$single_upl = false;
} elseif (!empty($_FILES['up_single_file'])) {
$single_upl = true;
}
if ($single_upl !== null)
{
if ($single_upl) {
files::uploadStatus($_FILES['up_single_file']);
$file = DC_TPL_CACHE.'/'.md5(uniqid());
if (!move_uploaded_file($_FILES['up_single_file']['tmp_name'],$file)) {
throw new Exception(__('Unable to move uploaded file.'));
}
$to_unlink = true;
} else {
$file = $_POST['public_single_file'];
}
try {
# Try to unzip file
$unzip_file = $this->unzip($file);
if (false !== $unzip_file) {
$bk = new flatImport($this->core,$unzip_file);
}
# Else this is a normal file
else {
$bk = new flatImport($this->core,$file);
}
$bk->importSingle();
} catch (Exception $e) {
@unlink($unzip_file);
if ($to_unlink) {
@unlink($file);
}
throw $e;
}
@unlink($unzip_file);
if ($to_unlink) {
@unlink($file);
}
http::redirect($this->getURL().'&do=single');
}
# Full import
$full_upl = null;
if (!empty($_POST['public_full_file']) && in_array($_POST['public_full_file'],$files)) {
$full_upl = false;
} elseif (!empty($_FILES['up_full_file'])) {
$full_upl = true;
}
if ($full_upl !== null && $this->core->auth->isSuperAdmin())
{
if (empty($_POST['your_pwd']) || !$this->core->auth->checkPassword(crypt::hmac(DC_MASTER_KEY,$_POST['your_pwd']))) {
throw new Exception(__('Password verification failed'));
}
if ($full_upl) {
files::uploadStatus($_FILES['up_full_file']);
$file = DC_TPL_CACHE.'/'.md5(uniqid());
if (!move_uploaded_file($_FILES['up_full_file']['tmp_name'],$file)) {
throw new Exception(__('Unable to move uploaded file.'));
}
$to_unlink = true;
} else {
$file = $_POST['public_full_file'];
}
try {
# Try to unzip file
$unzip_file = $this->unzip($file);
if (false !== $unzip_file) {
$bk = new flatImport($this->core,$unzip_file);
}
# Else this is a normal file
else {
$bk = new flatImport($this->core,$file);
}
$bk->importFull();
} catch (Exception $e) {
@unlink($unzip_file);
if ($to_unlink) {
@unlink($file);
}
throw $e;
}
@unlink($unzip_file);
if ($to_unlink) {
@unlink($file);
}
http::redirect($this->getURL().'&do=full');
}
header('content-type:text/plain');
var_dump($_POST);
exit;
$this->status = true;
}
public function gui()
{
if ($this->status == 'single')
{
dcPage::message(__('Single blog successfully imported.'));
return;
}
if ($this->status == 'full')
{
dcPage::message(__('Content successfully imported.'));
return;
}
$public_files = array_merge(array('-' => ''),$this->getPublicFiles());
$has_files = (boolean) (count($public_files) - 1);
echo
'\n";
echo
'';
if ($this->core->auth->isSuperAdmin())
{
echo
'';
}
}
protected function getPublicFiles()
{
$public_files = array();
$dir = @dir($this->core->blog->public_path);
if ($dir)
{
while (($entry = $dir->read()) !== false) {
$entry_path = $dir->path.'/'.$entry;
if (is_file($entry_path) && is_readable($entry_path))
{
# Do not test each zip file content here, its too long
if (substr($entry_path,-4) == '.zip') {
$public_files[$entry] = $entry_path;
}
elseif (self::checkFileContent($entry_path)) {
$public_files[$entry] = $entry_path;
}
}
}
}
return $public_files;
}
protected static function checkFileContent($entry_path)
{
$ret = false;
$fp = fopen($entry_path,'rb');
$ret = strpos(fgets($fp),'///DOTCLEAR|') === 0;
fclose($fp);
return $ret;
}
private function unzip($file)
{
$zip = new fileUnzip($file);
if ($zip->isEmpty()) {
$zip->close();
return false;//throw new Exception(__('File is empty or not a compressed file.'));
}
foreach($zip->getFilesList() as $zip_file)
{
# Check zipped file name
if (substr($zip_file,-4) != '.txt') {
continue;
}
# Check zipped file contents
$content = $zip->unzip($zip_file);
if (strpos($content,'///DOTCLEAR|') !== 0) {
unset($content);
continue;
}
$target = path::fullFromRoot($zip_file,dirname($file));
# Check existing files with same name
if (file_exists($target)) {
$zip->close();
unset($content);
throw new Exception(__('Another file with same name exists.'));
}
# Extract backup content
if (file_put_contents($target,$content) === false) {
$zip->close();
unset($content);
throw new Exception(__('Failed to extract backup file.'));
}
$zip->close();
unset($content);
# Return extracted file name
return $target;
}
$zip->close();
throw new Exception(__('No backup in compressed file.'));
}
}
?>