/// <summary>
/// creating response stream
/// </summary>
/// <param name="resourceInfo">downloading link</param>
/// <param name="startRangePosition">range start position</param>
/// <param name="endRangePosition">range end position</param>
/// <returns></returns>
public Stream CreateResponseStream(ResourceInfo resourceInfo, int startRangePosition, int endRangePosition)
{
if (resourceInfo != null)
{
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(resourceInfo.Url);
request.Timeout = 30000;
if (startRangePosition != 0)
{
if (endRangePosition == 0)
{
request.AddRange(startRangePosition);
}
else
{
request.AddRange(startRangePosition, endRangePosition);
}
}
WebResponse response = request.GetResponse();
return response.GetResponseStream();
}
else
return null;
}
public RemoteFileInfo GetFileInfo(ResourceInfo resourceInfo, out System.IO.Stream stream)
{
RemoteFileInfo result = proxy.GetFileInfo(resourceInfo, out stream);
if (stream != null)
{
stream = new LimitedSpeedProxyStream(stream, speedLimit);
}
return result;
}
/// <summary>
/// Method for getting file information
/// </summary>
/// <param name="resourceInfo">link</param>
/// <param name="stream">download stream</param>
/// <returns>information about downloading file</returns>
public RemoteFileInfo GetFileInfo(ResourceInfo resourceInfo, out Stream stream)
{
if (resourceInfo != null)
{
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(resourceInfo.Url);
request.Timeout = 30000;
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
RemoteFileInfo result = new RemoteFileInfo();
result.LastModified = response.LastModified;
result.FileSize = response.ContentLength;
result.AcceptRanges = string.Compare(response.Headers["Accept-Ranges"], "bytes", true, CultureInfo.CurrentCulture) == 0;
stream = response.GetResponseStream();
return result;
}
else
{
stream = null;
return null;
}
}
public static ResourceInfo FromUrl(
string url,
bool authenticate,
string logOn,
string password)
{
ResourceInfo ri = new ResourceInfo();
ri.Url = url;
ri.Authenticate = authenticate;
ri.LogOn = logOn;
ri.Password = password;
return ri;
}
public static ResourceInfo FromUrl(string url)
{
ResourceInfo ri = new ResourceInfo();
ri.Url = url;
return ri;
}
public System.IO.Stream CreateResponseStream(ResourceInfo resourceInfo, int startRangePosition, int endRangePosition)
{
return new LimitedSpeedProxyStream(proxy.CreateResponseStream(resourceInfo, startRangePosition, endRangePosition), speedLimit);
}
private static string GetFileName(ResourceInfo mirror)
{
Uri uri = new Uri(mirror.Url);
var fileName = uri.Segments[uri.Segments.Length - 1];
return HttpUtility.UrlDecode(fileName).Replace("/", "\\");
}
/// <summary>
/// Add one mirror to VM
/// </summary>
/// <param name="mirrorToAdd">miror to add</param>
public void AddMirror(string mirrorToAdd)
{
ResourceInfo ri = new ResourceInfo();
ri.Url = mirrorToAdd;
this.mirror = ri;
NotifyPropertyChanged("Mirror");
}
/// <summary>
/// Adding mirror to mirror list of VM
/// </summary>
/// <param name="mirrorToAdd">mirror to add</param>
public void AddMirrorToList(string mirrorToAdd)
{
ResourceInfo ri = new ResourceInfo();
ri.Url = mirrorToAdd;
mirrors.Add(ri);
NotifyPropertyChanged("Mirrors");
}
/// <summary>
/// Add new download
/// </summary>
/// <param name="mirror">download mirror</param>
public void AddDownload(string mirror)
{
try
{
ResourceInfo info = new ResourceInfo();
info.Url = mirror;
string fileName = string.Empty;
fileName = info != null
? GetFileName(info)
: string.Empty;
Downloader fileToDownload = new Downloader(
info,
null,
Settings.Default.DefaultSavePathDocuments,
fileName);
DownloaderManager.Instance.Add(fileToDownload, true);
}
catch (ArgumentException)
{
}
}
public Downloader Add(
ResourceInfo resourceInfo,
ResourceInfo[] mirrors,
string localFile,
List<FileSegment> segments,
RemoteFileInfo remoteInfo,
bool autoStart,
DateTime createdDateTime,
string fileName)
{
Downloader d = new Downloader(resourceInfo, mirrors, localFile, segments, remoteInfo, createdDateTime, fileName);
Add(d, autoStart);
return d;
}
public Downloader Add(ResourceInfo resourceInfo, ResourceInfo[] mirrors, string localFile, bool autoStart, string fileName)
{
Downloader d = new Downloader(resourceInfo, mirrors, localFile, fileName);
Add(d, autoStart);
return d;
}
