#region License Information (GPL v3)
/*
ShareX - A program that allows you to take screenshots and share any file type
Copyright (C) 2008-2014 ShareX Developers
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 .
*/
#endregion License Information (GPL v3)
using Newtonsoft.Json;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.IO;
using UploadersLib.HelperClasses;
namespace UploadersLib.ImageUploaders
{
public sealed class Imgur_v3 : ImageUploader, IOAuth2
{
public AccountType UploadMethod { get; set; }
public OAuth2Info AuthInfo { get; set; }
public ImgurThumbnailType ThumbnailType { get; set; }
public string UploadAlbumID { get; set; }
public Imgur_v3(OAuth2Info oauth)
{
AuthInfo = oauth;
}
public string GetAuthorizationURL()
{
Dictionary args = new Dictionary();
args.Add("client_id", AuthInfo.Client_ID);
args.Add("response_type", "pin");
return CreateQuery("https://api.imgur.com/oauth2/authorize", args);
}
public bool GetAccessToken(string pin)
{
Dictionary args = new Dictionary();
args.Add("client_id", AuthInfo.Client_ID);
args.Add("client_secret", AuthInfo.Client_Secret);
args.Add("grant_type", "pin");
args.Add("pin", pin);
string response = SendRequest(HttpMethod.POST, "https://api.imgur.com/oauth2/token", args);
if (!string.IsNullOrEmpty(response))
{
OAuth2Token token = JsonConvert.DeserializeObject(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 args = new Dictionary();
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 = SendRequest(HttpMethod.POST, "https://api.imgur.com/oauth2/token", args);
if (!string.IsNullOrEmpty(response))
{
OAuth2Token token = JsonConvert.DeserializeObject(response);
if (token != null && !string.IsNullOrEmpty(token.access_token))
{
token.UpdateExpireDate();
AuthInfo.Token = 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("Imgur login is required.");
return false;
}
return true;
}
public List GetAlbums()
{
if (CheckAuthorization())
{
NameValueCollection headers = new NameValueCollection();
headers.Add("Authorization", "Bearer " + AuthInfo.Token.access_token);
string response = SendRequest(HttpMethod.GET, "https://api.imgur.com/3/account/me/albums", null, ResponseType.Text, headers, null);
if (!string.IsNullOrEmpty(response))
{
ImgurAlbums albums = JsonConvert.DeserializeObject(response);
if (albums != null)
{
if (albums.success)
{
return albums.data;
}
Errors.Add("Imgur albums failed. Status code: " + albums.status);
}
}
}
return null;
}
public override UploadResult Upload(Stream stream, string fileName)
{
Dictionary args = new Dictionary();
NameValueCollection headers = new NameValueCollection();
if (UploadMethod == AccountType.User)
{
if (!CheckAuthorization())
{
return null;
}
if (!string.IsNullOrEmpty(UploadAlbumID))
{
args.Add("album", UploadAlbumID);
}
headers.Add("Authorization", "Bearer " + AuthInfo.Token.access_token);
}
else if (UploadMethod == AccountType.Anonymous)
{
headers.Add("Authorization", "Client-ID " + AuthInfo.Client_ID);
}
UploadResult result = UploadData(stream, "https://api.imgur.com/3/image", fileName, "image", args, null, headers);
if (!string.IsNullOrEmpty(result.Response))
{
ImgurUpload upload = JsonConvert.DeserializeObject(result.Response);
if (upload != null)
{
if (upload.success)
{
if (upload.data != null && !string.IsNullOrEmpty(upload.data.link))
{
result.URL = upload.data.link;
int index = result.URL.LastIndexOf('.');
string thumbnail;
if (ThumbnailType == ImgurThumbnailType.Large_Thumbnail)
{
thumbnail = "l";
}
else
{
thumbnail = "s";
}
result.ThumbnailURL = result.URL.Remove(index) + thumbnail + result.URL.Substring(index);
result.DeletionURL = "http://imgur.com/delete/" + upload.data.deletehash;
}
}
else
{
Errors.Add("Imgur upload failed. Status code: " + upload.status);
}
}
}
return result;
}
}
public class ImgurUploadData
{
public string id { get; set; }
public string deletehash { get; set; }
public string link { get; set; }
}
public class ImgurUpload
{
public ImgurUploadData data { get; set; }
public bool success { get; set; }
public int status { get; set; }
}
public class ImgurAlbumData
{
public string id { get; set; }
public string title { get; set; }
public string description { get; set; }
public int datetime { get; set; }
public object cover { get; set; }
public string account_url { get; set; }
public string privacy { get; set; }
public string layout { get; set; }
public int views { get; set; }
public string link { get; set; }
public bool favorite { get; set; }
public int order { get; set; }
}
public class ImgurAlbums
{
public List data { get; set; }
public bool success { get; set; }
public int status { get; set; }
}
}