+++ /dev/null
-// OpenTween - Client of Twitter
-// Copyright (c) 2013 ANIKITI (@anikiti07) <https://twitter.com/anikiti07>
-// (c) 2014 kim_upsilon (@kim_upsilon) <https://upsilo.net/~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 <http://www.gnu.org/licenses/>, 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.Net.Http;
-using System.Threading.Tasks;
-using System.Windows.Forms;
-using System.Xml;
-using System.Xml.Linq;
-using System.Xml.XPath;
-using OpenTween.Api;
-using OpenTween.Api.DataModel;
-
-namespace OpenTween.Connection
-{
- public sealed class TwipplePhoto : IMediaUploadService
- {
- private static readonly long MaxFileSize = 4L * 1024 * 1024;
- private static readonly IEnumerable<string> SupportedPictureExtensions = new[]
- {
- ".gif",
- ".jpg",
- ".png",
- };
-
- private readonly Twitter twitter;
- private readonly TwippleApi twippleApi;
-
- private TwitterConfiguration twitterConfig;
-
- #region Constructors
-
- public TwipplePhoto(Twitter twitter, TwitterConfiguration twitterConfig)
- {
- this.twitter = twitter ?? throw new ArgumentNullException(nameof(twitter));
- this.twitterConfig = twitterConfig ?? throw new ArgumentNullException(nameof(twitterConfig));
-
- this.twippleApi = new TwippleApi(twitter.Api);
- }
-
- #endregion
-
- public int MaxMediaCount
- {
- get { return 1; }
- }
-
- public string SupportedFormatsStrForDialog
- {
- get
- {
- var filterFormatExtensions = "";
- foreach (var pictureExtension in SupportedPictureExtensions)
- {
- filterFormatExtensions += '*';
- filterFormatExtensions += pictureExtension;
- filterFormatExtensions += ';';
- }
- return "Image Files(" + filterFormatExtensions + ")|" + filterFormatExtensions;
- }
- }
-
- public bool CanUseAltText => false;
-
- public bool CheckFileExtension(string fileExtension)
- {
- return SupportedPictureExtensions.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.twippleApi.UploadFileAsync(item)
- .ConfigureAwait(false);
-
- var imageUrlElm = xml.XPathSelectElement("/rsp/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)
- => this.twitterConfig.ShortUrlLength + 1;
-
- public void UpdateTwitterConfiguration(TwitterConfiguration config)
- {
- this.twitterConfig = config;
- }
-
- public class TwippleApi
- {
- private readonly HttpClient http;
-
- private static readonly Uri UploadEndpoint = new Uri("http://p.twipple.jp/api/upload2");
-
- private static readonly Uri OAuthRealm = new Uri("http://api.twitter.com/");
- private static readonly Uri AuthServiceProvider = new Uri("https://api.twitter.com/1.1/account/verify_credentials.json");
-
- public TwippleApi(TwitterApi twitterApi)
- {
- var handler = twitterApi.CreateOAuthEchoHandler(AuthServiceProvider, OAuthRealm);
-
- this.http = Networking.CreateHttpClient(handler);
- this.http.Timeout = Networking.UploadImageTimeout;
- }
-
- /// <summary>
- /// 画像のアップロードを行います
- /// </summary>
- /// <exception cref="WebApiException"/>
- /// <exception cref="XmlException"/>
- public async Task<XDocument> UploadFileAsync(IMediaItem item)
- {
- // 参照: http://p.twipple.jp/wiki/API_Upload2/ja
-
- using (var request = new HttpRequestMessage(HttpMethod.Post, UploadEndpoint))
- using (var multipart = new MultipartFormDataContent())
- {
- request.Content = multipart;
-
- using (var uploadFromContent = new StringContent(Application.ProductName))
- using (var mediaStream = item.OpenRead())
- using (var mediaContent = new StreamContent(mediaStream))
- {
- multipart.Add(uploadFromContent, "upload_from");
- multipart.Add(mediaContent, "media", item.Name);
-
- using (var response = await this.http.SendAsync(request).ConfigureAwait(false))
- {
- var responseText = await response.Content.ReadAsStringAsync()
- .ConfigureAwait(false);
-
- if (!response.IsSuccessStatusCode)
- throw new WebApiException(response.StatusCode.ToString(), responseText);
-
- return XDocument.Parse(responseText);
- }
- }
- }
- }
- }
- }
-}
\ No newline at end of file
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