OpenTween/Connection/TwitterPhoto.cs

   1 // OpenTween - Client of Twitter
   2 // Copyright (c) 2007-2011 kiri_feather (@kiri_feather) <kiri.feather@gmail.com>
   3 //           (c) 2008-2011 Moz (@syo68k)
   4 //           (c) 2008-2011 takeshik (@takeshik) <http://www.takeshik.org/>
   5 //           (c) 2010-2011 anis774 (@anis774) <http://d.hatena.ne.jp/anis774/>
   6 //           (c) 2010-2011 fantasticswallow (@f_swallow) <http://twitter.com/f_swallow>
   7 //           (c) 2011      spinor (@tplantd) <http://d.hatena.ne.jp/spinor/>
   8 // All rights reserved.
   9 //
  10 // This file is part of OpenTween.
  11 //
  12 // This program is free software; you can redistribute it and/or modify it
  13 // under the terms of the GNU General Public License as published by the Free
  14 // Software Foundation; either version 3 of the License, or (at your option)
  15 // any later version.
  16 //
  17 // This program is distributed in the hope that it will be useful, but
  18 // WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  19 // or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
  20 // for more details.
  21 //
  22 // You should have received a copy of the GNU General Public License along
  23 // with this program. If not, see <http://www.gnu.org/licenses/>, or write to
  24 // the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
  25 // Boston, MA 02110-1301, USA.
  26
  27 using IMultimediaShareService = OpenTween.IMultimediaShareService;
  28 using Array = System.Array;
  29 using Convert = System.Convert;
  30 using Exception = System.Exception;
  31 using UploadFileType = OpenTween.MyCommon.UploadFileType;
  32 using MyCommon = OpenTween.MyCommon;
  33 using FileInfo = System.IO.FileInfo;
  34 using NotSupportedException = System.NotSupportedException;
  35 using System.Collections.Generic;
  36
  37 namespace OpenTween
  38 {
  39         public class TwitterPhoto : IMultimediaShareService
  40         {
  41                 private string[] pictureExt = new string[] { ".jpg", ".jpeg", ".gif", ".png" };
  42
  43                 private const long MaxfilesizeDefault = 3145728;
  44
  45                 // help/configurationにより取得されコンストラクタへ渡される
  46                 private long _MaxFileSize = 3145728;
  47
  48                 private Twitter tw;
  49
  50                 public bool CheckValidExtension( string ext )
  51                 {
  52                         if ( Array.IndexOf( this.pictureExt, ext.ToLower() ) > -1 )
  53                                 return true;
  54
  55                         return false;
  56                 }
  57
  58                 public bool CheckValidFilesize( string ext, long fileSize )
  59                 {
  60                         if ( this.CheckValidExtension( ext ) )
  61                                 return fileSize <= this._MaxFileSize;
  62
  63                         return false;
  64                 }
  65
  66                 public bool Configuration( string key, object value )
  67                 {
  68                         if ( key == "MaxUploadFilesize" )
  69                         {
  70                                 long val;
  71                                 try
  72                                 {
  73                                         val = Convert.ToInt64( value );
  74                                         if ( val > 0 )
  75                                                 this._MaxFileSize = val;
  76                                         else
  77                                         this._MaxFileSize = TwitterPhoto.MaxfilesizeDefault;
  78                                 }
  79                                 catch ( Exception )
  80                                 {
  81                                         this._MaxFileSize = TwitterPhoto.MaxfilesizeDefault;
  82                                         return false; // error
  83                                 }
  84                                 return true; // 正常に設定終了
  85                         }
  86                         return true; // 設定項目がない場合はとりあえずエラー扱いにしない
  87                 }
  88
  89                 public string GetFileOpenDialogFilter()
  90                 {
  91                         return "Image Files(*.gif;*.jpg;*.jpeg;*.png)|*.gif;*.jpg;*.jpeg;*.png";
  92                 }
  93
  94                 public UploadFileType GetFileType( string ext )
  95                 {
  96                         if ( this.CheckValidExtension( ext ) )
  97                                 return UploadFileType.Picture;
  98
  99                         return UploadFileType.Invalid;
 100                 }
 101
 102                 public bool IsSupportedFileType( UploadFileType type )
 103                 {
 104                         return type.Equals( UploadFileType.Picture );
 105                 }
 106
 107                 public string Upload( ref string filePath, ref string message, long? reply_to )
 108                 {
 109                         if ( string.IsNullOrEmpty( filePath ) )
 110                                 return "Err:File isn't specified.";
 111
 112                         if ( string.IsNullOrEmpty( message ) )
 113                                 message =  "";
 114
 115                         FileInfo mediaFile;
 116                         try
 117                         {
 118                                 mediaFile = new FileInfo( filePath );
 119                         }
 120                         catch ( NotSupportedException ex )
 121                         {
 122                                 return "Err:" + ex.Message;
 123                         }
 124
 125                         if ( !mediaFile.Exists )
 126                                 return "Err:File isn't exists.";
 127
 128                         if ( MyCommon.IsAnimatedGif( filePath ) )
 129                                 return "Err:Don't support animatedGIF.";
 130
 131                         return tw.PostStatusWithMedia( message, reply_to, mediaFile );
 132                 }
 133
 134         public string Upload(ref string[] filePaths, ref string message, long? reply_to)
 135         {
 136             if (filePaths == null || filePaths.Length == 0 || string.IsNullOrEmpty(filePaths[0]))
 137                 return "Err:File isn't specified.";
 138
 139             if (string.IsNullOrEmpty(message))
 140                 message = "";
 141
 142             var mediaFiles = new List<FileInfo>();
 143
 144             foreach (var filePath in filePaths)
 145             {
 146                 if (string.IsNullOrEmpty(filePath)) continue;
 147
 148                 FileInfo mediaFile;
 149                 try
 150                 {
 151                     mediaFile = new FileInfo(filePath);
 152                 }
 153                 catch (NotSupportedException ex)
 154                 {
 155                     return "Err:" + ex.Message;
 156                 }
 157
 158                 if (!mediaFile.Exists)
 159                     return "Err:File isn't exists.";
 160
 161                 if (MyCommon.IsAnimatedGif(filePath))
 162                     return "Err:Don't support animatedGIF.";
 163
 164                 mediaFiles.Add(mediaFile);
 165             }
 166
 167             return tw.PostStatusWithMultipleMedia(message, reply_to, mediaFiles);
 168         }
 169
 170         public TwitterPhoto(Twitter twitter)
 171                 {
 172                         this.tw = twitter;
 173                 }
 174         }
 175 }