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159 lines
No EOL
5.5 KiB
C#
159 lines
No EOL
5.5 KiB
C#
#region License Information (GPL v3)
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/*
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ShareX - A program that allows you to take screenshots and share any file type
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Copyright (c) 2007-2020 ShareX Team
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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Optionally you can also view the license at <http://www.gnu.org/licenses/>.
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*/
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#endregion License Information (GPL v3)
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using Newtonsoft.Json;
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using ShareX.HelpersLib;
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using ShareX.UploadersLib.Properties;
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using System;
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using System.Collections.Generic;
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using System.Collections.Specialized;
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using System.Drawing;
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using System.Web;
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using System.Windows.Forms;
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namespace ShareX.UploadersLib.URLShorteners
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{
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public class BitlyURLShortenerService : URLShortenerService
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{
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public override UrlShortenerType EnumValue { get; } = UrlShortenerType.BITLY;
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public override Icon ServiceIcon => Resources.Bitly;
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public override bool CheckConfig(UploadersConfig config)
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{
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return OAuth2Info.CheckOAuth(config.BitlyOAuth2Info);
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}
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public override URLShortener CreateShortener(UploadersConfig config, TaskReferenceHelper taskInfo)
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{
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if (config.BitlyOAuth2Info == null)
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{
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config.BitlyOAuth2Info = new OAuth2Info(APIKeys.BitlyClientID, APIKeys.BitlyClientSecret);
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}
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return new BitlyURLShortener(config.BitlyOAuth2Info)
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{
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Domain = config.BitlyDomain
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};
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}
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public override TabPage GetUploadersConfigTabPage(UploadersConfigForm form) => form.tpBitly;
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}
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public sealed class BitlyURLShortener : URLShortener, IOAuth2Basic
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{
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private const string URLAPI = "https://api-ssl.bitly.com/";
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private const string URLAccessToken = URLAPI + "oauth/access_token";
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private const string URLShorten = URLAPI + "v4/shorten";
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public OAuth2Info AuthInfo { get; private set; }
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public string Domain { get; set; }
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public BitlyURLShortener(OAuth2Info oauth)
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{
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AuthInfo = oauth;
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}
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public string GetAuthorizationURL()
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{
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Dictionary<string, string> args = new Dictionary<string, string>();
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args.Add("client_id", AuthInfo.Client_ID);
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args.Add("redirect_uri", Links.URL_CALLBACK);
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return URLHelpers.CreateQueryString("https://bitly.com/oauth/authorize", args);
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}
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public bool GetAccessToken(string code)
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{
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Dictionary<string, string> args = new Dictionary<string, string>();
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args.Add("client_id", AuthInfo.Client_ID);
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args.Add("client_secret", AuthInfo.Client_Secret);
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args.Add("code", code);
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args.Add("redirect_uri", Links.URL_CALLBACK);
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string response = SendRequestMultiPart(URLAccessToken, args);
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if (!string.IsNullOrEmpty(response))
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{
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string token = HttpUtility.ParseQueryString(response)["access_token"];
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if (!string.IsNullOrEmpty(token))
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{
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AuthInfo.Token = new OAuth2Token { access_token = token };
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return true;
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}
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}
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return false;
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}
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private NameValueCollection GetAuthHeaders()
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{
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NameValueCollection headers = new NameValueCollection();
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headers.Add("Authorization", "Bearer " + AuthInfo.Token.access_token);
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return headers;
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}
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public override UploadResult ShortenURL(string url)
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{
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UploadResult result = new UploadResult { URL = url };
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if (!string.IsNullOrEmpty(url))
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{
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BitlyShortenRequestBody requestBody = new BitlyShortenRequestBody();
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requestBody.long_url = url;
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if (!string.IsNullOrEmpty(Domain)) requestBody.domain = Domain;
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string json = JsonConvert.SerializeObject(requestBody);
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NameValueCollection headers = GetAuthHeaders();
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result.Response = SendRequest(HttpMethod.POST, URLShorten, json, RequestHelpers.ContentTypeJSON, null, headers);
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BitlyShortenResponse responseData = JsonConvert.DeserializeObject<BitlyShortenResponse>(result.Response);
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if (responseData != null && !string.IsNullOrEmpty(responseData.link))
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{
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result.ShortenedURL = responseData.link;
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}
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}
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return result;
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}
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private class BitlyShortenRequestBody
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{
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public string long_url { get; set; }
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public string domain { get; set; } = "bit.ly";
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}
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private class BitlyShortenResponse
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{
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public DateTime created_at { get; set; }
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public string id { get; set; }
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public string link { get; set; }
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public string long_url { get; set; }
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}
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}
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} |