Esempio n. 1
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        private void DownloadInternal(IProgress <ProgressChangedEventArgs> progress)
        {
            Debug.Assert(Prefs != null);

            lock (DownloadSyncRoot)
            {
                if (!CheckLastDownloadTime())
                {
                    return;
                }

                Logger.Info("Downloading new project data from Stanford...");

                IWebOperation httpWebOperation = WebOperation.Create(Prefs.Get <string>(Preference.ProjectDownloadUrl));
                if (progress != null)
                {
                    httpWebOperation.ProgressChanged += (sender, e) =>
                    {
                        int    progressPercentage = Convert.ToInt32((e.Length / (double)e.TotalLength) * 100);
                        string message            = String.Format(CultureInfo.InvariantCulture, "Downloading {0} of {1} bytes...", e.Length, e.TotalLength);
                        progress.Report(new ProgressChangedEventArgs(progressPercentage, message));
                    };
                }
                httpWebOperation.WebRequest.CachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore);
                httpWebOperation.WebRequest.Proxy       = Prefs.GetWebProxy();
                httpWebOperation.Download(FilePath);

                LastDownloadTime = DateTime.Now;
            }
        }
Esempio n. 2
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 public UpdatePresenter(Action <Exception> exceptionLogger, ApplicationUpdate updateData,
                        IWebProxy proxy, IUpdateView updateView, harlam357.Windows.Forms.ISaveFileDialogView saveFileView,
                        IWebOperation webOperation)
 {
     _exceptionLogger = exceptionLogger;
     _updateData      = updateData;
     _proxy           = proxy;
     _updateView      = updateView;
     _saveFileView    = saveFileView;
     _webOperation    = webOperation;
     _updateView.AttachPresenter(this);
 }
Esempio n. 3
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 public UpdatePresenter(Action<Exception> exceptionLogger, ApplicationUpdate updateData, 
     IWebProxy proxy, IUpdateView updateView, ISaveFileDialogView saveFileView,
     IWebOperation webOperation)
 {
     _exceptionLogger = exceptionLogger;
      _updateData = updateData;
      _proxy = proxy;
      _updateView = updateView;
      _saveFileView = saveFileView;
      _webOperation = webOperation;
      _updateView.AttachPresenter(this);
 }
Esempio n. 4
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        /// <summary>
        /// Get the Length of the Http Download.
        /// </summary>
        /// <param name="ftpWebOperation">Web Operation.</param>
        /// <param name="username">Http Login Username.</param>
        /// <param name="password">Http Login Password.</param>
        /// <param name="ftpMode">Ftp Transfer Mode.</param>
        /// <exception cref="ArgumentNullException">Throws if resourceUri is null.</exception>
        public long GetFtpDownloadLength(IWebOperation ftpWebOperation, string username, string password, FtpMode ftpMode)
        {
            if (ftpWebOperation == null)
            {
                throw new ArgumentNullException("ftpWebOperation", "Argument 'httpWebOperation' cannot be null.");
            }

            ftpWebOperation.WebRequest.CachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore);
            ((IFtpWebRequest)ftpWebOperation.WebRequest).SetFtpMode(ftpMode);

            ftpWebOperation.WebRequest.SetNetworkCredentials(username, password);
            return(ftpWebOperation.GetDownloadLength());
        }
Esempio n. 5
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        public ApplicationUpdate CheckForUpdate(string applicationId, string updateUrl, IWebProxy proxy)
        {
            string localFilePath = Path.Combine(Path.GetTempPath(), String.Concat(applicationId, ApplicationUpdateXml));

            IWebOperation web = WebOperation.Create(updateUrl);

            if (proxy != null)
            {
                web.WebRequest.Proxy = proxy;
            }
            web.WebRequest.CachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore);
            web.Download(localFilePath);
            return(ApplicationUpdateSerializer.DeserializeFromXml(localFilePath));
        }
Esempio n. 6
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        /// <summary>
        /// Get the Length of the Http Download.
        /// </summary>
        /// <param name="httpWebOperation">Web Operation.</param>
        /// <param name="username">Http Login Username.</param>
        /// <param name="password">Http Login Password.</param>
        /// <exception cref="ArgumentNullException">Throws if resourceUri is null.</exception>
        public long GetHttpDownloadLength(IWebOperation httpWebOperation, string username, string password)
        {
            if (httpWebOperation == null)
            {
                throw new ArgumentNullException("httpWebOperation");
            }

            httpWebOperation.WebRequest.CachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore);

            httpWebOperation.WebRequest.SetNetworkCredentials(username, password);
            SetProxy(httpWebOperation.WebRequest);

            return(httpWebOperation.GetDownloadLength());
        }
Esempio n. 7
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        /// <summary>
        /// Check an HTTP Connection.
        /// </summary>
        /// <param name="httpWebOperation">Web Operation.</param>
        /// <param name="username">Http Login Username.</param>
        /// <param name="password">Http Login Password.</param>
        /// <exception cref="ArgumentException">Throws if httpWebOperation is null.</exception>
        public void HttpCheckConnection(IWebOperation httpWebOperation, string username, string password)
        {
            if (httpWebOperation == null)
            {
                throw new ArgumentNullException("httpWebOperation", "Argument 'httpWebOperation' cannot be null.");
            }

            httpWebOperation.WebRequest.CachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore);
            httpWebOperation.WebRequest.Timeout     = 5000; // 5 second timeout

            httpWebOperation.WebRequest.SetNetworkCredentials(username, password);
            SetProxy(httpWebOperation.WebRequest);

            httpWebOperation.CheckConnection();
        }
Esempio n. 8
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        internal void FtpUploadHelper(IWebOperation ftpWebOperation, string localFilePath, int maximumLength, string username, string password, FtpMode ftpMode)
        {
            if (ftpWebOperation == null)
            {
                throw new ArgumentNullException("ftpWebOperation");
            }
            if (String.IsNullOrEmpty(localFilePath))
            {
                throw new ArgumentException("Argument 'localFilePath' cannot be a null or empty string.");
            }

            ftpWebOperation.WebRequest.CachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore);
            ((IFtpWebRequest)ftpWebOperation.WebRequest).SetFtpMode(ftpMode);
            ftpWebOperation.WebRequest.SetNetworkCredentials(username, password);
            ftpWebOperation.Upload(localFilePath, maximumLength);
        }
        /// <summary>
        /// Downloads the project information.
        /// </summary>
        /// <remarks>Access to the Download method is synchronized.</remarks>
        public void Download(Stream stream, IProgress <ProgressInfo> progress)
        {
            IWebOperation httpWebOperation = WebOperation.Create(_prefs.Get <string>(Preference.ProjectDownloadUrl));

            if (progress != null)
            {
                httpWebOperation.ProgressChanged += (sender, e) =>
                {
                    int    progressPercentage = Convert.ToInt32(e.Length / (double)e.TotalLength * 100);
                    string message            = String.Format(CultureInfo.CurrentCulture, "Downloading {0} of {1} bytes...", e.Length, e.TotalLength);
                    progress.Report(new ProgressInfo(progressPercentage, message));
                };
            }
            httpWebOperation.WebRequest.CachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore);
            httpWebOperation.WebRequest.Proxy       = _prefs.GetWebProxy();
            httpWebOperation.Download(stream);
        }
Esempio n. 10
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        /// <summary>
        /// Download a File via Http.
        /// </summary>
        /// <param name="httpWebOperation">Web Operation.</param>
        /// <param name="localFilePath">Path to local file.</param>
        /// <param name="username">Http Login Username.</param>
        /// <param name="password">Http Login Password.</param>
        /// <exception cref="ArgumentNullException">Throws if resourceUri is null.</exception>
        /// <exception cref="ArgumentException">Throws if localFilePath is null or empty.</exception>
        public void HttpDownloadHelper(IWebOperation httpWebOperation, string localFilePath, string username, string password)
        {
            if (httpWebOperation == null)
            {
                throw new ArgumentNullException("httpWebOperation");
            }
            if (String.IsNullOrEmpty(localFilePath))
            {
                throw new ArgumentException("Argument 'localFilePath' cannot be a null or empty string.");
            }

            httpWebOperation.WebRequest.CachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore);

            httpWebOperation.WebRequest.SetNetworkCredentials(username, password);
            SetProxy(httpWebOperation.WebRequest);

            httpWebOperation.Download(localFilePath);
        }
Esempio n. 11
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        /// <summary>
        /// Check an FTP Connection.
        /// </summary>
        /// <param name="ftpWebOperation">Web Operation.</param>
        /// <param name="username">Ftp Login Username.</param>
        /// <param name="password">Ftp Login Password.</param>
        /// <param name="ftpMode">Ftp Transfer Mode.</param>
        /// <exception cref="ArgumentException">Throws if ftpWebOperation is null.</exception>
        public void FtpCheckConnection(IWebOperation ftpWebOperation, string username, string password, FtpMode ftpMode)
        {
            if (ftpWebOperation == null)
            {
                throw new ArgumentNullException("ftpWebOperation");
            }

            var ftpWebRequest = (IFtpWebRequest)ftpWebOperation.WebRequest;

            ftpWebRequest.CachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore);
            ftpWebRequest.KeepAlive   = false; // Close the Request
            ftpWebRequest.Timeout     = 5000;  // 5 second timeout
            ftpWebRequest.SetFtpMode(ftpMode);

            ftpWebOperation.WebRequest.SetNetworkCredentials(username, password);

            ftpWebOperation.CheckConnection();
        }
Esempio n. 12
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 private void PerformDownload(string url)
 {
     if (_webOperation == null)
     {
         // create
         _webOperation = WebOperation.Create(url);
     }
     // set proxy (if applicable)
     if (_proxy != null)
     {
         _webOperation.WebRequest.Proxy = _proxy;
     }
     // listen for progress messages
     _webOperation.ProgressChanged += WebOperationProgressChanged;
     // set the view for download
     SetViewControlsForDownload();
     // execute the download
     _webOperation.Download(LocalFilePath);
 }
Esempio n. 13
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        private void PerformDownloadCallback(IAsyncResult result)
        {
            var action = (Action <string>)result.AsyncState;

            try
            {
                action.EndInvoke(result);
                if (_webOperation.Result.Equals(WebOperationResult.Completed))
                {
                    // verify, throws exception on error
                    VerifyDownload();
                    // no errors, set ready flag
                    UpdateReady = true;
                    // success, close the view
                    _updateView.CloseView();
                }
                // not completed, let the user try again if they wish
                else
                {
                    SetViewControlsForUpdateSelection();
                }
            }
            catch (Exception ex)
            {
                LogException(ex);
                string message = String.Format(CultureInfo.CurrentCulture,
                                               "Download failed with the following error:{0}{0}{1}",
                                               Environment.NewLine, ex.Message);
                _updateView.ShowErrorMessage(message);
                // download error, let the user try again if they wish
                SetViewControlsForUpdateSelection();
            }
            finally
            {
                // clean up
                _webOperation.ProgressChanged -= WebOperationProgressChanged;
                _webOperation = null;
                // signal listeners
                OnDownloadFinished(EventArgs.Empty);
            }
        }
Esempio n. 14
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        internal void FtpUploadHelper(IWebOperation ftpWebOperation, Stream localStream, int maximumLength, string username, string password, FtpMode ftpMode)
        {
            if (ftpWebOperation == null)
            {
                throw new ArgumentNullException("ftpWebOperation");
            }
            if (localStream == null)
            {
                throw new ArgumentNullException("localStream");
            }

            ftpWebOperation.WebRequest.CachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore);
            ((IFtpWebRequest)ftpWebOperation.WebRequest).SetFtpMode(ftpMode);
            ftpWebOperation.WebRequest.SetNetworkCredentials(username, password);

            if (maximumLength >= 0 && localStream.Length >= maximumLength)
            {
                localStream.Position = localStream.Length - maximumLength;
            }
            ftpWebOperation.Upload(localStream);
        }
Esempio n. 15
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 private void PerformDownload(string url)
 {
     if (_webOperation == null)
      {
     // create
     _webOperation = WebOperation.Create(url);
      }
      // set proxy (if applicable)
      if (_proxy != null) _webOperation.WebRequest.Proxy = _proxy;
      // listen for progress messages
      _webOperation.ProgressChanged += WebOperationProgressChanged;
      // set the view for download
      SetViewControlsForDownload(url);
      // execute the download
      _webOperation.Download(LocalFilePath);
 }
Esempio n. 16
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      internal void FtpUploadHelper(IWebOperation ftpWebOperation, Stream localStream, int maximumLength, string username, string password, FtpMode ftpMode)
      {
         if (ftpWebOperation == null) throw new ArgumentNullException("ftpWebOperation");
         if (localStream == null) throw new ArgumentNullException("localStream");

         ftpWebOperation.WebRequest.CachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore);
         ((IFtpWebRequest)ftpWebOperation.WebRequest).SetFtpMode(ftpMode);
         ftpWebOperation.WebRequest.SetNetworkCredentials(username, password);

         if (maximumLength >= 0 && localStream.Length >= maximumLength)
         {
            localStream.Position = localStream.Length - maximumLength;
         }
         ftpWebOperation.Upload(localStream);
      }
Esempio n. 17
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      /// <summary>
      /// Download a File via Ftp.
      /// </summary>
      /// <param name="ftpWebOperation">Web Operation.</param>
      /// <param name="localFilePath">Path to local file.</param>
      /// <param name="username">Ftp Login Username.</param>
      /// <param name="password">Ftp Login Password.</param>
      /// <param name="ftpMode">Ftp Transfer Mode.</param>
      /// <exception cref="ArgumentNullException">Throws if ftpWebOperation is null.</exception>
      /// <exception cref="ArgumentException">Throws if localFilePath is null or empty.</exception>
      public void FtpDownloadHelper(IWebOperation ftpWebOperation, string localFilePath, string username, string password, FtpMode ftpMode)
      {
         if (ftpWebOperation == null) throw new ArgumentNullException("ftpWebOperation");
         if (String.IsNullOrEmpty(localFilePath)) throw new ArgumentException("Argument 'localFilePath' cannot be a null or empty string.");

         ftpWebOperation.WebRequest.CachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore);
         ((IFtpWebRequest)ftpWebOperation.WebRequest).SetFtpMode(ftpMode);

         ftpWebOperation.WebRequest.SetNetworkCredentials(username, password);
         ftpWebOperation.Download(localFilePath);
      }
Esempio n. 18
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      /// <summary>
      /// Get the Length of the Http Download.
      /// </summary>
      /// <param name="ftpWebOperation">Web Operation.</param>
      /// <param name="username">Http Login Username.</param>
      /// <param name="password">Http Login Password.</param>
      /// <param name="ftpMode">Ftp Transfer Mode.</param>
      /// <exception cref="ArgumentNullException">Throws if resourceUri is null.</exception>
      public long GetFtpDownloadLength(IWebOperation ftpWebOperation, string username, string password, FtpMode ftpMode)
      {
         if (ftpWebOperation == null) throw new ArgumentNullException("ftpWebOperation", "Argument 'httpWebOperation' cannot be null.");

         ftpWebOperation.WebRequest.CachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore);
         ((IFtpWebRequest)ftpWebOperation.WebRequest).SetFtpMode(ftpMode);

         ftpWebOperation.WebRequest.SetNetworkCredentials(username, password);
         return ftpWebOperation.GetDownloadLength();
      }
Esempio n. 19
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        /// <summary>
        /// Check an HTTP Connection.
        /// </summary>
        /// <param name="httpWebOperation">Web Operation.</param>
        /// <param name="username">Http Login Username.</param>
        /// <param name="password">Http Login Password.</param>
        /// <exception cref="ArgumentException">Throws if httpWebOperation is null.</exception>
        public void HttpCheckConnection(IWebOperation httpWebOperation, string username, string password)
        {
            if (httpWebOperation == null) throw new ArgumentNullException("httpWebOperation", "Argument 'httpWebOperation' cannot be null.");

             httpWebOperation.OperationRequest.CachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore);
             httpWebOperation.OperationRequest.Timeout = 5000; // 5 second timeout

             SetNetworkCredentials(httpWebOperation.OperationRequest.Request, username, password);
             SetProxy(httpWebOperation.OperationRequest.Request);

             httpWebOperation.CheckConnection();
        }
Esempio n. 20
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 internal void FtpUploadHelper(IWebOperation ftpWebOperation, Stream localStream, string username, string password, FtpMode ftpMode)
 {
     FtpUploadHelper(ftpWebOperation, localStream, -1, username, password, ftpMode);
 }
Esempio n. 21
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 internal void FtpUploadHelper(IWebOperation ftpWebOperation, string localFilePath, string username, string password, FtpMode ftpMode)
 {
     FtpUploadHelper(ftpWebOperation, localFilePath, -1, username, password, ftpMode);
 }
Esempio n. 22
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 internal void FtpUploadHelper(IWebOperation ftpWebOperation, Stream localStream, string username, string password, FtpMode ftpMode)
 {
    FtpUploadHelper(ftpWebOperation, localStream, -1, username, password, ftpMode);
 }
Esempio n. 23
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        /// <summary>
        /// Download a File via Http.
        /// </summary>
        /// <param name="httpWebOperation">Web Operation.</param>
        /// <param name="localFilePath">Path to local file.</param>
        /// <param name="username">Http Login Username.</param>
        /// <param name="password">Http Login Password.</param>
        /// <exception cref="ArgumentNullException">Throws if resourceUri is null.</exception>
        /// <exception cref="ArgumentException">Throws if localFilePath is null or empty.</exception>
        public void HttpDownloadHelper(IWebOperation httpWebOperation, string localFilePath, string username, string password)
        {
            if (httpWebOperation == null) throw new ArgumentNullException("httpWebOperation");
             if (String.IsNullOrEmpty(localFilePath)) throw new ArgumentException("Argument 'localFilePath' cannot be a null or empty string.");

             _httpWebOperation = httpWebOperation;
             _httpWebOperation.WebOperationProgress += OnHttpWebOperationProgress;
             _httpWebOperation.OperationRequest.CachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore);

             SetNetworkCredentials(_httpWebOperation.OperationRequest.Request, username, password);
             SetProxy(_httpWebOperation.OperationRequest.Request);

             _httpWebOperation.Download(localFilePath);
        }
Esempio n. 24
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 private void PerformDownloadCallback(IAsyncResult result)
 {
     var action = (Action<string>)result.AsyncState;
      try
      {
     action.EndInvoke(result);
     if (_webOperation.Result.Equals(WebOperationResult.Completed))
     {
        // verify, throws exception on error
        VerifyDownload();
        // no errors, set ready flag
        UpdateReady = true;
        // success, close the view
        _updateView.CloseView();
     }
     // not completed, let the user try again if they wish
     else
     {
        SetViewControlsForUpdateSelection();
     }
      }
      catch (Exception ex)
      {
     LogException(ex);
     string message = String.Format(CultureInfo.CurrentCulture,
                                    "Download failed with the following error:{0}{0}{1}",
                                    Environment.NewLine, ex.Message);
     _updateView.ShowErrorMessage(message);
     // download error, let the user try again if they wish
     SetViewControlsForUpdateSelection();
      }
      finally
      {
     // clean up
     _webOperation.ProgressChanged -= WebOperationProgressChanged;
     _webOperation = null;
     // signal listeners
     OnDownloadFinished(EventArgs.Empty);
      }
 }
Esempio n. 25
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      /// <summary>
      /// Check an FTP Connection.
      /// </summary>
      /// <param name="ftpWebOperation">Web Operation.</param>
      /// <param name="username">Ftp Login Username.</param>
      /// <param name="password">Ftp Login Password.</param>
      /// <param name="ftpMode">Ftp Transfer Mode.</param>
      /// <exception cref="ArgumentException">Throws if ftpWebOperation is null.</exception>
      public void FtpCheckConnection(IWebOperation ftpWebOperation, string username, string password, FtpMode ftpMode)
      {
         if (ftpWebOperation == null) throw new ArgumentNullException("ftpWebOperation");

         var ftpWebRequest = (IFtpWebRequest)ftpWebOperation.WebRequest;
         ftpWebRequest.CachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore);
         ftpWebRequest.KeepAlive = false; // Close the Request
         ftpWebRequest.Timeout = 5000; // 5 second timeout
         ftpWebRequest.SetFtpMode(ftpMode);

         ftpWebOperation.WebRequest.SetNetworkCredentials(username, password);

         ftpWebOperation.CheckConnection();
      }
Esempio n. 26
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 internal void FtpUploadHelper(IWebOperation ftpWebOperation, string localFilePath, string username, string password, FtpMode ftpMode)
 {
    FtpUploadHelper(ftpWebOperation, localFilePath, -1, username, password, ftpMode);
 }
Esempio n. 27
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        /// <summary>
        /// Get the Length of the Http Download.
        /// </summary>
        /// <param name="httpWebOperation">Web Operation.</param>
        /// <param name="username">Http Login Username.</param>
        /// <param name="password">Http Login Password.</param>
        /// <exception cref="ArgumentNullException">Throws if resourceUri is null.</exception>
        public long GetHttpDownloadLength(IWebOperation httpWebOperation, string username, string password)
        {
            if (httpWebOperation == null) throw new ArgumentNullException("httpWebOperation");

             _httpWebOperation = httpWebOperation;
             _httpWebOperation.WebOperationProgress += OnHttpWebOperationProgress;
             _httpWebOperation.OperationRequest.CachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore);

             SetNetworkCredentials(_httpWebOperation.OperationRequest.Request, username, password);
             SetProxy(_httpWebOperation.OperationRequest.Request);

             return _httpWebOperation.GetDownloadLength();
        }