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Initial code for a possible Photobucket plug-in

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git-svn-id: http://svn.code.sf.net/p/greenshot/code/trunk@2023 7dccd23d-a4a3-4e1f-8c07-b4c1b4018ab4
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RKrom 2012-09-11 16:44:11 +00:00
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GreenshotPhotobucketPlugin/PhotobucketUtils.cs Normal file
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/*
* Greenshot - a free and open source screenshot tool
* Copyright (C) 2007-2012 Thomas Braun, Jens Klingen, Robin Krom
*
* For more information see: http://getgreenshot.org/
* The Greenshot project is hosted on Sourceforge: http://sourceforge.net/projects/greenshot/
*
* 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 1 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, see <http://www.gnu.org/licenses/>.
*/
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.IO;
using System.Net;
using System.Text;
using System.Web;
using GreenshotPlugin.Core;
using Greenshot.IniFile;
namespace GreenshotPhotobucketPlugin {
/// <summary>
/// Description of PhotobucketUtils.
/// </summary>
public class PhotobucketUtils {
private static readonly log4net.ILog LOG = log4net.LogManager.GetLogger(typeof(PhotobucketUtils));
private static PhotobucketConfiguration config = IniConfig.GetIniSection<PhotobucketConfiguration>();
private PhotobucketUtils() {
}
/// <summary>
/// A wrapper around the EscapeDataString, as the limit is 32766 characters
/// See: http://msdn.microsoft.com/en-us/library/system.uri.escapedatastring%28v=vs.110%29.aspx
/// </summary>
/// <param name="dataString"></param>
/// <returns>escaped data string</returns>
private static StringBuilder EscapeDataStringToStringBuilder(string dataString) {
StringBuilder result = new StringBuilder();
int currentLocation = 0;
while (currentLocation < dataString.Length) {
string process = dataString.Substring(currentLocation,Math.Min(16384, dataString.Length-currentLocation));
result.Append(Uri.EscapeDataString(process));
currentLocation = currentLocation + 16384;
}
return result;
}
private static string EscapeText(string text) {
string[] UriRfc3986CharsToEscape = new[] { "!", "*", "'", "(", ")" };
LOG.DebugFormat("Text size {0}", text.Length);
StringBuilder escaped = EscapeDataStringToStringBuilder(text);
for (int i = 0; i < UriRfc3986CharsToEscape.Length; i++) {
escaped.Replace(UriRfc3986CharsToEscape[i], Uri.HexEscape(UriRfc3986CharsToEscape[i][0]));
}
return escaped.ToString();
}
/// <summary>
/// Do the actual upload to Photobucket
/// For more details on the available parameters, see: http://api.Photobucket.com/resources_anon
/// </summary>
/// <param name="imageData">byte[] with image data</param>
/// <returns>PhotobucketResponse</returns>
public static PhotobucketInfo UploadToPhotobucket(byte[] imageData, int dataLength, string title, string filename) {
StringBuilder uploadRequest = new StringBuilder();
uploadRequest.Append("identifier=greenshot");
// add type
uploadRequest.Append("&type=base64");
// Add image
uploadRequest.Append("&uploadfile=");
uploadRequest.Append(EscapeText(System.Convert.ToBase64String(imageData, 0, dataLength)));
// add title
if (title != null) {
uploadRequest.Append("&title=");
uploadRequest.Append(EscapeText(title));
}
// add filename
if (filename != null) {
uploadRequest.Append("&filename=");
uploadRequest.Append(EscapeText(filename));
}
string url = config.PhotobucketApiUrl + "/album/greenshot/upload";
string responseString;
OAuthHelper oAuth = new OAuthHelper();
oAuth.CallbackUrl = "http://getgreenshot.org";
oAuth.AccessTokenUrl = "http://api.photobucket.com/login/access";
oAuth.AuthorizeUrl = " http://photobucket.com/apilogin/login";
oAuth.RequestTokenUrl = "http://api.photobucket.com/login/request";
oAuth.ConsumerKey = "fill-in";
oAuth.ConsumerSecret = "fill-in";
oAuth.UserAgent = "Greenshot";
if (string.IsNullOrEmpty(config.PhotobucketToken)) {
LOG.Debug("Creating Photobucket Token");
oAuth.getRequestToken();
if (string.IsNullOrEmpty(oAuth.authorizeToken("Photobucket authorization"))) {
return null;
}
string accessToken = oAuth.getAccessToken();
config.PhotobucketToken = oAuth.Token;
config.PhotobucketTokenSecret = oAuth.TokenSecret;
} else {
LOG.Debug("Using stored Photobucket Token");
oAuth.Token = config.PhotobucketToken;
oAuth.TokenSecret = config.PhotobucketTokenSecret;
}
responseString = oAuth.oAuthWebRequest(OAuthHelper.Method.POST, url, uploadRequest.ToString());
LOG.Info(responseString);
PhotobucketInfo PhotobucketInfo = PhotobucketInfo.ParseResponse(responseString);
LOG.Debug("Upload to Photobucket was finished");
return PhotobucketInfo;
}
}
}