/// <summary>
/// Upload a file to Drupal using the form-file module and CURL
/// </summary>
/// <param name="localPath">Local file location</param>
/// <param name="serverDirectory">Save to a specific directory in drupal</param>
/// <returns> File ID or -1 if failed to upload</returns>
public int FileUpload(string localPath, string serverDirectory)
{
// Use file form module
string url = ServerURL + "file-form";
LibCurl.MultiPartForm mf = new LibCurl.MultiPartForm();
AddFormFile(mf, localPath, "files[file_upload]");
// Optional parameter - save to a different directory
AddFormField(mf, serverDirectory, "file_directory");
AddFormField(mf, "form_token", getToken(url, "edit-file-form-upload-form-token"));
AddFormField(mf, "form_id", "file_form_upload");
AddFormField(mf, "op", "Upload file");
EasyCurl.SetOpt(LibCurl.CURLoption.CURLOPT_HTTPPOST, mf);
EasyCurl.SetOpt(LibCurl.CURLoption.CURLOPT_URL, url);
_htmlDataIn = "";//clear html data in return
LibCurl.CURLcode exec = DrupCurlPerform();
// Check if Json returned a file id
int fileID;
string ex = @"fid"":.""([^""]*)";
Regex rx = new Regex(ex);
MatchCollection fields = rx.Matches(_htmlDataIn);
if (fields.Count > 0)
{
fileID = Convert.ToInt32(fields[0].Groups[1].Captures[0].Value);
}
else
{
fileID = -1;
}
//JsonUtility.GenerateIndentedJsonText = false;
string tempHttp = "";
EasyCurl.GetInfo(LibCurl.CURLINFO.CURLINFO_EFFECTIVE_URL, ref tempHttp);
if (((fileID == -1)))// || (tempHttp == ServerURL + "file-form"))
{
sendLogEvent("Error uploading file, Curl error no: " + "\n", "Curl", Enums.MessageType.Error);
}
return(fileID);
}
private string getToken(string url, string formId)
{
_htmlDataIn = ""; //clear data in string
EasyCurl.SetOpt(LibCurl.CURLoption.CURLOPT_URL, url);
LibCurl.CURLcode exec = DrupCurlPerform();
if (HttpConnectCode != 200)
{
sendLogEvent("Error access " + HttpConnectCode.ToString() + "\n", "Curl", Enums.MessageType.Error);
_htmlDataIn = "";
return("");
}
Regex rx = new Regex(formId + @".*value=""([^""]*)");
MatchCollection fields = rx.Matches(_htmlDataIn);
_htmlDataIn = "";
if (fields.Count > 0)
{
return(fields[0].Groups[1].Captures[0].Value);
}
else
{
return("");
}
}
