#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 HelpersLib;
using Newtonsoft.Json;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.IO;
using System.Xml.Linq;
using UploadersLib.HelperClasses;
namespace UploadersLib.FileUploaders
{
public sealed class Box : FileUploader, IOAuth2
{
public OAuth2Info AuthInfo { get; set; }
public string FolderID { get; set; }
public bool Share { get; set; }
public Box(OAuth2Info oauth)
{
AuthInfo = oauth;
FolderID = "0";
Share = true;
}
public string GetAuthorizationURL()
{
Dictionary args = new Dictionary();
args.Add("response_type", "code");
args.Add("client_id", AuthInfo.Client_ID);
return CreateQuery("https://www.box.com/api/oauth2/authorize", args);
}
public bool GetAccessToken(string pin)
{
Dictionary args = new Dictionary();
args.Add("grant_type", "authorization_code");
args.Add("code", pin);
args.Add("client_id", AuthInfo.Client_ID);
args.Add("client_secret", AuthInfo.Client_Secret);
string response = SendRequest(HttpMethod.POST, "https://www.box.com/api/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("grant_type", "refresh_token");
args.Add("refresh_token", AuthInfo.Token.refresh_token);
args.Add("client_id", AuthInfo.Client_ID);
args.Add("client_secret", AuthInfo.Client_Secret);
string response = SendRequest(HttpMethod.POST, "https://www.box.com/api/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("Box login is required.");
return false;
}
return true;
}
public BoxFolder GetAccountTree(string folderID = "0", bool onelevel = false, bool nofiles = false, bool nozip = true, bool simple = false)
{
NameValueCollection args = new NameValueCollection();
args.Add("action", "get_account_tree");
args.Add("folder_id", folderID);
if (onelevel) // Make a tree of one level depth, so you will get only the files and folders stored in the folder of the folder_id you have provided.
{
args.Add("params", "onelevel");
}
if (nofiles) // Only include the folders in the user account tree, and ignore the files.
{
args.Add("params", "nofiles");
}
if (nozip) // Do not zip the tree xml.
{
args.Add("params", "nozip");
}
if (simple) // Display the full tree with a limited list of attributes to make for smaller, more efficient output (folders only contain the 'name' and 'id' attributes, and files will contain the 'name', 'id', 'created', and 'size' attributes)
{
args.Add("params", "simple");
}
string url = CreateQuery("", args);
string response = SendRequest(HttpMethod.GET, url);
if (!string.IsNullOrEmpty(response))
{
XDocument xd = XDocument.Parse(response);
XElement xe = xd.GetElement("response");
if (xe != null && xe.GetElementValue("status") == "listing_ok")
{
XElement xeTree = xe.Element("tree");
if (xeTree != null)
{
return ParseFolder(xeTree.Element("folder"));
}
}
}
return null;
}
private BoxFolder ParseFolder(XElement xe)
{
if (xe != null && xe.Name == "folder")
{
BoxFolder folder = new BoxFolder();
folder.ID = xe.GetAttributeValue("id");
folder.Name = xe.GetAttributeValue("name");
XElement xeFolders = xe.Element("folders");
if (xeFolders != null)
{
foreach (XElement xeFolder in xeFolders.Elements())
{
BoxFolder childFolder = ParseFolder(xeFolder);
if (childFolder != null)
{
folder.Folders.Add(childFolder);
}
}
}
return folder;
}
return null;
}
public BoxFolder GetFolderList()
{
return GetAccountTree("0", false, true, true, true);
}
public int CreateSharedLink(int id)
{
string url = "https://api.box.com/2.0/files/" + id;
SendRequest(HttpMethod.PUT, url);
return 0;
}
public override UploadResult Upload(Stream stream, string fileName)
{
if (!CheckAuthorization())
{
return null;
}
Dictionary args = new Dictionary();
args.Add("parent_id", FolderID);
NameValueCollection headers = new NameValueCollection();
headers.Add("Authorization", "Bearer " + AuthInfo.Token.access_token);
UploadResult result = UploadData(stream, "https://upload.box.com/api/2.0/files/content", fileName, "filename", args, headers: headers);
if (result.IsSuccess)
{
XDocument xd = XDocument.Parse(result.Response);
XElement xe = xd.GetElement("response");
if (xe != null && xe.GetElementValue("status") == "upload_ok")
{
XElement xeFile = xe.GetElement("files", "file");
if (xeFile != null)
{
string publicName = xeFile.GetAttributeValue("public_name");
if (!string.IsNullOrEmpty(publicName))
{
result.URL = "http://www.box.com/s/" + publicName;
}
}
}
}
return result;
}
}
public class BoxFolder
{
public string ID;
public string Name;
public string User_id;
public string Description;
public string Shared;
public string Shared_link;
public string Permissions;
//public List Tags;
//public List Files;
public List Folders = new List();
}
}