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367 lines
No EOL
13 KiB
C#
367 lines
No EOL
13 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) 2008-2014 ShareX Developers
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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 HelpersLib;
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.IO;
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using System.Linq;
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using System.Xml.Linq;
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namespace UploadersLib.ImageUploaders
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{
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public class FlickrUploader : ImageUploader
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{
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private string API_Key, API_Secret;
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private const string API_URL = "http://api.flickr.com/services/rest/";
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private const string API_Auth_URL = "http://www.flickr.com/services/auth/";
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private const string API_Upload_URL = "http://api.flickr.com/services/upload/";
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public FlickrAuthInfo Auth = new FlickrAuthInfo();
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public FlickrSettings Settings = new FlickrSettings();
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public string Frob;
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public FlickrUploader(string key, string secret)
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{
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API_Key = key;
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API_Secret = secret;
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}
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public FlickrUploader(string key, string secret, FlickrAuthInfo auth, FlickrSettings settings)
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: this(key, secret)
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{
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Auth = auth;
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Settings = settings;
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}
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#region Auth
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/// <summary>
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/// Returns the credentials attached to an authentication token.
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/// http://www.flickr.com/services/api/flickr.auth.checkToken.html
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/// </summary>
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public FlickrAuthInfo CheckToken(string token)
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{
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Dictionary<string, string> args = new Dictionary<string, string>();
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args.Add("method", "flickr.auth.checkToken");
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args.Add("api_key", API_Key);
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args.Add("auth_token", token);
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args.Add("api_sig", GetAPISig(args));
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string response = SendRequest(HttpMethod.POST, API_URL, args);
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Auth = new FlickrAuthInfo(ParseResponse(response, "auth"));
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return Auth;
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}
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/// <summary>
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/// Returns a frob to be used during authentication.
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/// http://www.flickr.com/services/api/flickr.auth.getFrob.html
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/// </summary>
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public string GetFrob()
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{
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Dictionary<string, string> args = new Dictionary<string, string>();
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args.Add("method", "flickr.auth.getFrob");
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args.Add("api_key", API_Key);
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args.Add("api_sig", GetAPISig(args));
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string response = SendRequest(HttpMethod.POST, API_URL, args);
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XElement eFrob = ParseResponse(response, "frob");
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if (eFrob == null)
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{
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string errorMessage = ToErrorString();
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if (string.IsNullOrEmpty(errorMessage))
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{
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throw new Exception("getFrob failed.");
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}
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throw new Exception(errorMessage);
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}
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Frob = eFrob.Value;
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return Frob;
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}
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/// <summary>
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/// Get the full authentication token for a mini-token.
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/// http://www.flickr.com/services/api/flickr.auth.getFullToken.html
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/// </summary>
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public FlickrAuthInfo GetFullToken(string frob)
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{
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Dictionary<string, string> args = new Dictionary<string, string>();
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args.Add("method", "flickr.auth.getFullToken");
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args.Add("api_key", API_Key);
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args.Add("mini_token", frob);
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args.Add("api_sig", GetAPISig(args));
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string response = SendRequest(HttpMethod.POST, API_URL, args);
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Auth = new FlickrAuthInfo(ParseResponse(response, "auth"));
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return Auth;
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}
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/// <summary>
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/// Returns the auth token for the given frob, if one has been attached.
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/// http://www.flickr.com/services/api/flickr.auth.getToken.html
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/// </summary>
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/// <returns></returns>
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public FlickrAuthInfo GetToken(string frob)
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{
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Dictionary<string, string> args = new Dictionary<string, string>();
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args.Add("method", "flickr.auth.getToken");
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args.Add("api_key", API_Key);
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args.Add("frob", frob);
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args.Add("api_sig", GetAPISig(args));
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string response = SendRequest(HttpMethod.POST, API_URL, args);
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Auth = new FlickrAuthInfo(ParseResponse(response, "auth"));
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return Auth;
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}
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public FlickrAuthInfo GetToken()
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{
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return GetToken(Frob);
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}
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public string GetAuthLink()
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{
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return GetAuthLink(FlickrPermission.Write);
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}
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public string GetAuthLink(FlickrPermission perm)
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{
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if (!string.IsNullOrEmpty(Frob))
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{
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Dictionary<string, string> args = new Dictionary<string, string>();
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args.Add("api_key", API_Key);
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args.Add("perms", perm.ToString().ToLowerInvariant());
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args.Add("frob", Frob);
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args.Add("api_sig", GetAPISig(args));
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return string.Format("{0}?{1}", API_Auth_URL, string.Join("&", args.Select(x => x.Key + "=" + x.Value).ToArray()));
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}
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return null;
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}
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public string GetPhotosLink(string userID)
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{
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return Helpers.CombineURL("http://www.flickr.com/photos", userID);
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}
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public string GetPhotosLink()
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{
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return GetPhotosLink(Auth.UserID);
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}
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#endregion Auth
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#region Helpers
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private string GetAPISig(Dictionary<string, string> args)
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{
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return TranslatorHelper.TextToHash(args.OrderBy(x => x.Key).Aggregate(API_Secret, (x, x2) => x + x2.Key + x2.Value), HashType.MD5);
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}
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private XElement ParseResponse(string response, string field)
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{
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if (!string.IsNullOrEmpty(response))
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{
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XDocument xdoc = XDocument.Parse(response);
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XElement xele = xdoc.Element("rsp");
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if (xele != null)
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{
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switch (xele.GetAttributeFirstValue("status", "stat"))
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{
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case "ok":
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return xele.Element(field);
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case "fail":
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XElement err = xele.Element("err");
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string code = err.GetAttributeValue("code");
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string msg = err.GetAttributeValue("msg");
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// throw new Exception(string.Format("Code: {0}, Message: {1}", code, msg));
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Errors.Add(msg);
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break;
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}
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}
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}
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return null;
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}
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#endregion Helpers
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public override UploadResult Upload(Stream stream, string fileName)
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{
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Dictionary<string, string> args = new Dictionary<string, string>();
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args.Add("api_key", API_Key);
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args.Add("auth_token", Auth.Token);
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if (!string.IsNullOrEmpty(Settings.Title)) args.Add("title", Settings.Title);
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if (!string.IsNullOrEmpty(Settings.Description)) args.Add("description", Settings.Description);
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if (!string.IsNullOrEmpty(Settings.Tags)) args.Add("tags", Settings.Tags);
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if (!string.IsNullOrEmpty(Settings.IsPublic)) args.Add("is_public", Settings.IsPublic);
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if (!string.IsNullOrEmpty(Settings.IsFriend)) args.Add("is_friend", Settings.IsFriend);
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if (!string.IsNullOrEmpty(Settings.IsFamily)) args.Add("is_family", Settings.IsFamily);
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if (!string.IsNullOrEmpty(Settings.SafetyLevel)) args.Add("safety_level", Settings.SafetyLevel);
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if (!string.IsNullOrEmpty(Settings.ContentType)) args.Add("content_type", Settings.ContentType);
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if (!string.IsNullOrEmpty(Settings.Hidden)) args.Add("hidden", Settings.Hidden);
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args.Add("api_sig", GetAPISig(args));
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UploadResult result = UploadData(stream, API_Upload_URL, fileName, "photo", args);
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if (result.IsSuccess)
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{
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XElement xele = ParseResponse(result.Response, "photoid");
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if (null != xele)
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{
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string photoid = xele.Value;
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string url = Helpers.CombineURL(GetPhotosLink(), photoid);
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result.URL = Helpers.CombineURL(url, "sizes/o");
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}
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}
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return result;
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}
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}
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public class FlickrAuthInfo
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{
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[Description("Token string"), ReadOnly(true), PasswordPropertyText(true)]
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public string Token { get; set; }
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[Description("Permission"), ReadOnly(true)]
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public string Permission { get; set; }
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[Description("User ID that can be used in a URL")]
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public string UserID { get; set; }
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[Description("Your Flickr username"), ReadOnly(true)]
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public string Username { get; set; }
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[Description("Full name"), ReadOnly(true)]
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public string Fullname { get; set; }
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public FlickrAuthInfo()
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{
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}
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public FlickrAuthInfo(XElement element)
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{
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Token = element.GetElementValue("token");
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Permission = element.GetElementValue("perms");
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XElement user = element.Element("user");
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UserID = user.GetAttributeValue("nsid");
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Username = user.GetAttributeValue("username");
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Fullname = user.GetAttributeValue("fullname");
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}
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}
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public class FlickrSettings
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{
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/// <summary>
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/// The title of the photo.
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/// </summary>
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[Description("The title of the photo.")]
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public string Title { get; set; }
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/// <summary>
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/// A description of the photo. May contain some limited HTML.
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/// </summary>
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[Description("A description of the photo. May contain some limited HTML.")]
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public string Description { get; set; }
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/// <summary>
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/// A space-seperated list of tags to apply to the photo.
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/// </summary>
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[Description("A space-seperated list of tags to apply to the photo.")]
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public string Tags { get; set; }
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/// <summary>
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/// Set to 0 for no, 1 for yes. Specifies who can view the photo.
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/// </summary>
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[Description("Set to 0 for no, 1 for yes. Specifies who can view the photo.")]
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public string IsPublic { get; set; }
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/// <summary>
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/// Set to 0 for no, 1 for yes. Specifies who can view the photo.
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/// </summary>
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[Description("Set to 0 for no, 1 for yes. Specifies who can view the photo.")]
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public string IsFriend { get; set; }
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/// <summary>
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/// Set to 0 for no, 1 for yes. Specifies who can view the photo.
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/// </summary>
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[Description("Set to 0 for no, 1 for yes. Specifies who can view the photo.")]
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public string IsFamily { get; set; }
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/// <summary>
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/// Set to 1 for Safe, 2 for Moderate, or 3 for Restricted.
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/// </summary>
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[Description("Set to 1 for Safe, 2 for Moderate, or 3 for Restricted.")]
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public string SafetyLevel { get; set; }
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/// <summary>
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/// Set to 1 for Photo, 2 for Screenshot, or 3 for Other.
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/// </summary>
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[Description("Set to 1 for Photo, 2 for Screenshot, or 3 for Other.")]
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public string ContentType { get; set; }
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/// <summary>
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/// Set to 1 to keep the photo in global search results, 2 to hide from public searches.
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/// </summary>
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[Description("Set to 1 to keep the photo in global search results, 2 to hide from public searches.")]
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public string Hidden { get; set; }
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}
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public enum FlickrPermission
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{
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None,
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/// <summary>
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/// Permission to read private information
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/// </summary>
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Read,
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/// <summary>
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/// Permission to add, edit and delete photo metadata (includes 'read')
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/// </summary>
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Write,
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/// <summary>
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/// Permission to delete photos (includes 'write' and 'read')
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/// </summary>
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Delete
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}
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} |