2013-11-03 23:53:49 +13:00
|
|
|
|
#region License Information (GPL v3)
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
ShareX - A program that allows you to take screenshots and share any file type
|
2014-01-12 20:25:51 +13:00
|
|
|
|
Copyright (C) 2008-2014 ShareX Developers
|
2013-11-03 23:53:49 +13:00
|
|
|
|
|
|
|
|
|
This program is free software; you can redistribute it and/or
|
|
|
|
|
modify it under the terms of the GNU General Public License
|
|
|
|
|
as published by the Free Software Foundation; either version 2
|
|
|
|
|
of the License, or (at your option) any later version.
|
|
|
|
|
|
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
|
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
|
|
GNU General Public License for more details.
|
|
|
|
|
|
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
|
|
|
along with this program; if not, write to the Free Software
|
|
|
|
|
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
|
|
|
|
|
|
|
|
Optionally you can also view the license at <http://www.gnu.org/licenses/>.
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
#endregion License Information (GPL v3)
|
|
|
|
|
|
|
|
|
|
using HelpersLib;
|
|
|
|
|
using Newtonsoft.Json;
|
|
|
|
|
using System.Collections.Generic;
|
|
|
|
|
using System.Collections.Specialized;
|
|
|
|
|
using System.IO;
|
|
|
|
|
using UploadersLib.HelperClasses;
|
|
|
|
|
|
|
|
|
|
namespace UploadersLib.FileUploaders
|
|
|
|
|
{
|
|
|
|
|
public sealed class GoogleDrive : FileUploader, IOAuth2
|
|
|
|
|
{
|
|
|
|
|
public OAuth2Info AuthInfo { get; set; }
|
|
|
|
|
|
|
|
|
|
public GoogleDrive(OAuth2Info oauth)
|
|
|
|
|
{
|
|
|
|
|
AuthInfo = oauth;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
public string GetAuthorizationURL()
|
|
|
|
|
{
|
|
|
|
|
return string.Format("https://accounts.google.com/o/oauth2/auth?response_type={0}&client_id={1}&redirect_uri={2}&scope={3}",
|
|
|
|
|
"code", AuthInfo.Client_ID, "urn:ietf:wg:oauth:2.0:oob", Helpers.URLEncode("https://www.googleapis.com/auth/drive"));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
public bool GetAccessToken(string code)
|
|
|
|
|
{
|
|
|
|
|
Dictionary<string, string> args = new Dictionary<string, string>();
|
|
|
|
|
args.Add("code", code);
|
|
|
|
|
args.Add("client_id", AuthInfo.Client_ID);
|
|
|
|
|
args.Add("client_secret", AuthInfo.Client_Secret);
|
|
|
|
|
args.Add("redirect_uri", "urn:ietf:wg:oauth:2.0:oob");
|
|
|
|
|
args.Add("grant_type", "authorization_code");
|
|
|
|
|
|
|
|
|
|
string response = SendPostRequest("https://accounts.google.com/o/oauth2/token", args);
|
|
|
|
|
|
|
|
|
|
if (!string.IsNullOrEmpty(response))
|
|
|
|
|
{
|
|
|
|
|
OAuth2Token token = JsonConvert.DeserializeObject<OAuth2Token>(response);
|
|
|
|
|
|
|
|
|
|
if (token != null && !string.IsNullOrEmpty(token.access_token))
|
|
|
|
|
{
|
|
|
|
|
token.UpdateExpireDate();
|
|
|
|
|
AuthInfo.Token = token;
|
|
|
|
|
return true;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
public bool RefreshAccessToken()
|
|
|
|
|
{
|
|
|
|
|
if (OAuth2Info.CheckOAuth(AuthInfo) && !string.IsNullOrEmpty(AuthInfo.Token.refresh_token))
|
|
|
|
|
{
|
|
|
|
|
Dictionary<string, string> args = new Dictionary<string, string>();
|
|
|
|
|
args.Add("refresh_token", AuthInfo.Token.refresh_token);
|
|
|
|
|
args.Add("client_id", AuthInfo.Client_ID);
|
|
|
|
|
args.Add("client_secret", AuthInfo.Client_Secret);
|
|
|
|
|
args.Add("grant_type", "refresh_token");
|
|
|
|
|
|
|
|
|
|
string response = SendPostRequest("https://accounts.google.com/o/oauth2/token", args);
|
|
|
|
|
|
|
|
|
|
if (!string.IsNullOrEmpty(response))
|
|
|
|
|
{
|
|
|
|
|
OAuth2Token token = JsonConvert.DeserializeObject<OAuth2Token>(response);
|
|
|
|
|
|
|
|
|
|
if (token != null && !string.IsNullOrEmpty(token.access_token))
|
|
|
|
|
{
|
|
|
|
|
token.UpdateExpireDate();
|
|
|
|
|
string refresh_token = AuthInfo.Token.refresh_token;
|
|
|
|
|
AuthInfo.Token = token;
|
|
|
|
|
AuthInfo.Token.refresh_token = refresh_token;
|
|
|
|
|
return true;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
public bool CheckAuthorization()
|
|
|
|
|
{
|
|
|
|
|
if (OAuth2Info.CheckOAuth(AuthInfo))
|
|
|
|
|
{
|
|
|
|
|
if (AuthInfo.Token.IsExpired && !RefreshAccessToken())
|
|
|
|
|
{
|
|
|
|
|
Errors.Add("Refresh access token failed.");
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
Errors.Add("Login is required.");
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return true;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
public override UploadResult Upload(Stream stream, string fileName)
|
|
|
|
|
{
|
|
|
|
|
if (!CheckAuthorization())
|
|
|
|
|
{
|
|
|
|
|
return null;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
NameValueCollection headers = new NameValueCollection();
|
|
|
|
|
headers.Add("Authorization", "Bearer " + AuthInfo.Token.access_token);
|
|
|
|
|
|
|
|
|
|
UploadResult result = UploadData(stream, "https://www.googleapis.com/upload/drive/v2/files", fileName, "file", null, null, headers);
|
|
|
|
|
|
|
|
|
|
if (!string.IsNullOrEmpty(result.Response))
|
|
|
|
|
{
|
|
|
|
|
GoogleDriveUpload upload = JsonConvert.DeserializeObject<GoogleDriveUpload>(result.Response);
|
|
|
|
|
|
|
|
|
|
if (upload != null)
|
|
|
|
|
{
|
|
|
|
|
result.URL = upload.alternateLink;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
public class GoogleDriveUpload
|
|
|
|
|
{
|
|
|
|
|
public string id { get; set; }
|
|
|
|
|
public string alternateLink { get; set; }
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|