/**
* Creates and returns a copy_ref to a file. This reference string can be used to copy that file to another user's Dropbox by passing it in as the from_copy_ref parameter on /fileops/copy.
*
* @param type $path
* @param type $root
* @return type
*/
public function copy_ref($path, $root = null) {
if (is_null($root)) $root = $this->root;
$path = str_replace(array('%2F','~'), array('/','%7E'), rawurlencode($path));
$response = $this->oauth->fetch($this->api_url. 'copy_ref/'. $root . '/' . ltrim($path, '/'));
return json_decode($response['body'],true);
}
/**
* This method is used to generate multipart POST requests for file upload
*
* @param string $uri
* @param array $arguments
* @return bool
*/
protected function multipartFetch($uri, $file, $filename)
{
/* random string */
$boundary = 'R50hrfBj5JYyfR3vF3wR96GPCC9Fd2q2pVMERvEaOE3D8LZTgLLbRpNwXek3';
$headers = array('Content-Type' => 'multipart/form-data; boundary=' . $boundary);
$body = "--" . $boundary . "\r\n";
$body .= "Content-Disposition: form-data; name=file; filename=" . $filename . "\r\n";
$body .= "Content-type: application/octet-stream\r\n";
$body .= "\r\n";
$body .= stream_get_contents($file);
$body .= "\r\n";
$body .= "--" . $boundary . "--";
// Dropbox requires the filename to also be part of the regular arguments, so it becomes
// part of the signature.
$uri .= '?file=' . $filename;
return $this->oauth->fetch($uri, $body, 'POST', $headers);
}
