/**
* Method for uploading a file
*
* @param array $file The file information
* @param integer $dir The directory id
* @param boolean $stream If set to true, use data stream
* @param integer $parent_id If set, will try to move the original file to the revs folder
*
* @return mixed Array with file info on success, otherwise False
*/
public function upload($file = NULL, $dir = 0, $stream = false, $parent_id = 0)
{
// Dont allow upload to root dir
if ((int) $dir <= 1) {
$this->setError(JText::_('COM_PROJECTFORK_WARNING_SELECT_DIRECTORY'));
return false;
}
// Check allowed file extension
$allowed = PFrepoHelper::getAllowedFileExtensions();
$config = JComponentHelper::getParams('com_pfrepo');
$user = JFactory::getUser();
$filter_admin = $config->get('filter_ext_admin');
$is_admin = $user->authorise('core.admin');
if ($is_admin && !$filter_admin) {
$allowed = array();
}
if (count($allowed)) {
$ext = strtolower(JFile::getExt($file['name']));
if (!in_array($ext, $allowed)) {
$this->setError(JText::_('COM_PROJECTFORK_WARNING_INVALID_FILE_EXT'));
return false;
}
}
$query = $this->_db->getQuery(true);
$query->select('project_id, path')->from('#__pf_repo_dirs')->where('id = ' . (int) $dir);
$this->_db->setQuery($query);
$dir = $this->_db->loadObject();
if (empty($dir)) {
$this->setError(JText::_('COM_PROJECTFORK_WARNING_SELECT_DIRECTORY'));
return false;
}
$project = $dir->project_id;
$uploadpath = PFrepoHelper::getBasePath() . '/' . $dir->path;
if (!is_array($file) || !isset($file['tmp_name'])) {
$this->setError(JText::_('COM_PROJECTFORK_WARNING_NO_FILE_SELECTED'));
return false;
}
// Try to create the upload path destination
if (!JFolder::exists($uploadpath)) {
if (!JFolder::create($uploadpath)) {
return false;
}
}
$errnum = (int) $file['error'];
if ($errnum > 0) {
$errmsg = PFrepoHelper::getFileErrorMsg($errnum, $file['name'], $file['size']);
$this->setError($errmsg);
return false;
}
// If we have a parent id, move it to the revisions folder first
if ($parent_id) {
$query->clear()->select('project_id, dir_id, file_name')->from('#__pf_repo_files')->where('id = ' . (int) $parent_id);
$this->_db->setQuery($query);
$head = $this->_db->loadObject();
if (empty($head)) {
$this->setError(JText::_('COM_PROJECTFORK_WARNING_FILE_HEAD_NOT_FOUND'));
return false;
}
// Prepare file paths
$head_dest = PFrepoHelper::getBasePath($head->project_id) . '/_revs/file_' . (int) $parent_id;
$head_path = PFrepoHelper::getFilePath($head->file_name, $head->dir_id);
if (empty($head_path)) {
$this->setError(JText::_('COM_PROJECTFORK_WARNING_FILE_HEAD_FILE_NOT_FOUND'));
return false;
}
if (!JFolder::exists($head_dest)) {
if (JFolder::create($head_dest) !== true) {
return false;
}
}
$head_path .= '/' . $head->file_name;
$head_name = $this->generateNewFileName($head_dest, $head->file_name);
$head_dest .= '/' . $head_name;
// Move the file
$move = JFile::move($head_path, $head_dest);
if ($move !== true) {
if (!is_bool($move)) {
$this->setError($move);
}
return false;
}
}
$name = $this->generateNewFileName($uploadpath, $file['name']);
$ext = JFile::getExt($name);
if ($stream) {
// Check file size
$flimit = PFrepoHelper::getMaxUploadSize();
$plimit = PFrepoHelper::getMaxPostSize();
$size = isset($_SERVER["CONTENT_LENGTH"]) ? (int) $_SERVER["CONTENT_LENGTH"] : 0;
if ($flimit < $size) {
$msg = JText::sprintf('COM_PROJECTFORK_WARNING_FILE_UPLOAD_ERROR_1', $name, $flimit);
$this->setError($msg);
if ($parent_id) {
JFile::move($head_dest, $head_path);
}
return false;
} elseif ($plimit < $size) {
$msg = JText::sprintf('COM_PROJECTFORK_WARNING_FILE_UPLOAD_ERROR_9', $name, $plimit);
$this->setError($msg);
if ($parent_id) {
JFile::move($head_dest, $head_path);
}
return false;
}
$fp = fopen("php://input", "r");
$temp = tmpfile();
if ($fp === false) {
$this->setError(JText::_('COM_PROJECTFORK_WARNING_FILE_STREAM_ERROR_1'));
if ($parent_id) {
JFile::move($head_dest, $head_path);
}
return false;
}
if ($temp === false) {
$this->setError(JText::_('COM_PROJECTFORK_WARNING_FILE_STREAM_ERROR_2'));
if ($parent_id) {
JFile::move($head_dest, $head_path);
}
return false;
}
$check = stream_copy_to_stream($fp, $temp);
fclose($fp);
if ($check != $size || empty($size)) {
$this->setError(JText::_('COM_PROJECTFORK_WARNING_FILE_STREAM_ERROR_3'));
if ($parent_id) {
JFile::move($head_dest, $head_path);
}
return false;
}
$dest = fopen($uploadpath . '/' . $name, "w");
if ($dest === false) {
$this->setError(JText::_('COM_PROJECTFORK_WARNING_FILE_STREAM_ERROR_4'));
if ($parent_id) {
JFile::move($head_dest, $head_path);
}
return false;
}
fseek($temp, 0, SEEK_SET);
$check = stream_copy_to_stream($temp, $dest);
fclose($dest);
if ($check != $size) {
$this->setError(JText::_('COM_PROJECTFORK_WARNING_FILE_STREAM_ERROR_5'));
if ($parent_id) {
JFile::move($head_dest, $head_path);
}
return false;
}
$file['size'] = $size;
if ($parent_id) {
// Rename the file name in the db
if ($head_name != $head->file_name) {
$query->clear()->update('#__pf_repo_files')->set('file_name = ' . $this->_db->quote($head_name))->where('id = ' . $parent_id);
$this->_db->setQuery($query);
$this->_db->execute();
}
}
return array('name' => $name, 'size' => $file['size'], 'extension' => $ext);
} else {
if (JFile::upload($file['tmp_name'], $uploadpath . '/' . $name) === true) {
if ($parent_id) {
// Rename the file name in the db
if ($head_name != $head->file_name) {
$query->clear()->update('#__pf_repo_files')->set('file_name = ' . $this->_db->quote($head_name))->where('id = ' . $parent_id);
$this->_db->setQuery($query);
$this->_db->execute();
}
}
return array('name' => $name, 'size' => $file['size'], 'extension' => $ext);
}
}
if ($parent_id) {
JFile::move($head_dest, $head_path);
}
return false;
}