// OpenTween - Client of Twitter
// Copyright (c) 2014 kim_upsilon (@kim_upsilon)
// All rights reserved.
//
// This file is part of OpenTween.
//
// 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 3 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 , or write to
// the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
// Boston, MA 02110-1301, USA.
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Xml.Linq;
using System.Xml.XPath;
using OpenTween.Api.DataModel;
namespace OpenTween.Connection
{
public class Mobypicture : IMediaUploadService
{
private static readonly long MaxFileSize = 5L * 1024 * 1024; // 上限不明
// 参照: http://developers.mobypicture.com/documentation/1-0/postmedia/
private static readonly IEnumerable AllowedExtensions = new[]
{
// Photo
".jpg",
".gif",
".png",
".bmp",
// Video
".flv",
".mpg",
".mpeg",
".mkv",
".wmv",
".mov",
".3gp",
".mp4",
".avi",
// Audio
".mp3",
".wma",
".aac",
".aif",
".au",
".flac",
".ra",
".wav",
".ogg",
".3gp",
};
private readonly Twitter twitter;
private readonly MobypictureApi mobypictureApi;
private TwitterConfiguration twitterConfig;
public Mobypicture(Twitter twitter, TwitterConfiguration twitterConfig)
{
if (twitter == null)
throw new ArgumentNullException(nameof(twitter));
if (twitterConfig == null)
throw new ArgumentNullException(nameof(twitterConfig));
this.twitter = twitter;
this.twitterConfig = twitterConfig;
this.mobypictureApi = new MobypictureApi(twitter.AccessToken, twitter.AccessTokenSecret);
}
public int MaxMediaCount
{
get { return 1; }
}
public string SupportedFormatsStrForDialog
{
get
{
var filterFormatExtensions = "";
foreach (var pictureExtension in AllowedExtensions)
{
filterFormatExtensions += '*' + pictureExtension + ';';
}
return "Media Files(" + filterFormatExtensions + ")|" + filterFormatExtensions;
}
}
public bool CheckFileExtension(string fileExtension)
{
return AllowedExtensions.Contains(fileExtension, StringComparer.OrdinalIgnoreCase);
}
public bool CheckFileSize(string fileExtension, long fileSize)
{
var maxFileSize = this.GetMaxFileSize(fileExtension);
return maxFileSize == null || fileSize <= maxFileSize.Value;
}
public long? GetMaxFileSize(string fileExtension)
{
return MaxFileSize;
}
public async Task PostStatusAsync(string text, long? inReplyToStatusId, IMediaItem[] mediaItems)
{
if (mediaItems == null)
throw new ArgumentNullException(nameof(mediaItems));
if (mediaItems.Length != 1)
throw new ArgumentOutOfRangeException(nameof(mediaItems));
var item = mediaItems[0];
if (item == null)
throw new ArgumentException("Err:Media not specified.");
if (!item.Exists)
throw new ArgumentException("Err:Media not found.");
var xml = await this.mobypictureApi.UploadFileAsync(item, text)
.ConfigureAwait(false);
var imageUrlElm = xml.XPathSelectElement("/rsp/media/mediaurl");
if (imageUrlElm == null)
throw new WebApiException("Invalid API response", xml.ToString());
var textWithImageUrl = text + " " + imageUrlElm.Value.Trim();
await this.twitter.PostStatus(textWithImageUrl, inReplyToStatusId)
.ConfigureAwait(false);
}
public int GetReservedTextLength(int mediaCount)
{
return this.twitterConfig.ShortUrlLength;
}
public void UpdateTwitterConfiguration(TwitterConfiguration config)
{
this.twitterConfig = config;
}
public class MobypictureApi : HttpConnectionOAuthEcho
{
private static readonly Uri UploadEndpoint = new Uri("https://api.mobypicture.com/2.0/upload.xml");
public MobypictureApi(string twitterAccessToken, string twitterAccessTokenSecret)
: base(new Uri("http://api.twitter.com/"), new Uri("https://api.twitter.com/1.1/account/verify_credentials.json"))
{
this.Initialize(ApplicationSettings.TwitterConsumerKey, ApplicationSettings.TwitterConsumerSecret,
twitterAccessToken, twitterAccessTokenSecret, "", "");
this.InstanceTimeout = 60000;
}
///
/// 画像のアップロードを行います
///
///
///
public async Task UploadFileAsync(IMediaItem item, string message)
{
// 参照: http://developers.mobypicture.com/documentation/2-0/upload/
var param = new Dictionary
{
["key"] = ApplicationSettings.MobypictureKey,
["message"] = message,
};
var paramFiles = new List>
{
new KeyValuePair("media", item),
};
var response = "";
var uploadTask = Task.Run(() => this.GetContent(HttpConnection.PostMethod,
UploadEndpoint, param, paramFiles, ref response, null, null));
var ret = await uploadTask.ConfigureAwait(false);
if (ret != HttpStatusCode.OK)
throw new WebApiException("Err:" + ret, response);
return XDocument.Parse(response);
}
}
}
}