public static void ConvertIfNecessary(Downloader d)
{
VideoFormat fmt = GetConvertOption(d);
if (fmt == VideoFormat.None)
{
return;
}
try
{
d.StatusMessage = "converting video";
Convert(d.LocalFile, fmt);
}
catch (ThreadAbortException)
{
throw;
}
catch (Exception ex)
{
d.LastError = new Exception("error converting video: " + ex.Message, ex);
}
finally
{
d.StatusMessage = null;
}
}
public static IProtocolProvider CreateProvider(string uri, Downloader downloader)
{
IProtocolProvider provider = InternalGetProvider(uri);
if (downloader != null)
{
provider.Initialize(downloader);
}
return provider;
}
public static IProtocolProvider CreateProvider(Type providerType, Downloader downloader)
{
IProtocolProvider provider = CreateFromType(providerType);
if (ResolvingProtocolProvider != null)
{
ResolvingProtocolProviderEventArgs e = new ResolvingProtocolProviderEventArgs(provider, null);
ResolvingProtocolProvider(null, e);
provider = e.ProtocolProvider;
}
if (downloader != null)
{
provider.Initialize(downloader);
}
return provider;
}
public WebSpiderResource(SpiderContext context, ISpiderResource parent, string location)
{
this.context = context;
this.location = location;
this.parent = parent;
UpdateDepth();
string localFile = GetLocalFile();
download = DownloadManager.Instance.Add(
ResourceLocation.FromURL(this.Location),
null,
localFile,
1,
false);
download.StateChanged += new EventHandler(download_StateChanged);
}
private void UpdateSegmentsWithoutInsert(Downloader d)
{
for (int i = 0; i < d.Segments.Count; i++)
{
lvwSegments.Items[i].SubItems[0].Text = d.Segments[i].CurrentTry.ToString();
lvwSegments.Items[i].SubItems[1].Text = String.Format("{0:0.##}%", d.Segments[i].Progress);
lvwSegments.Items[i].SubItems[2].Text = ByteFormatter.ToString(d.Segments[i].Transfered);
lvwSegments.Items[i].SubItems[3].Text = ByteFormatter.ToString(d.Segments[i].TotalToTransfer);
lvwSegments.Items[i].SubItems[4].Text = ByteFormatter.ToString(d.Segments[i].InitialStartPosition);
lvwSegments.Items[i].SubItems[5].Text = ByteFormatter.ToString(d.Segments[i].EndPosition);
lvwSegments.Items[i].SubItems[6].Text = String.Format("{0:0.##}", d.Segments[i].Rate / 1024.0);
lvwSegments.Items[i].SubItems[7].Text = TimeSpanFormatter.ToString(d.Segments[i].Left);
if (d.Segments[i].LastError != null)
{
lvwSegments.Items[i].SubItems[8].Text = d.Segments[i].State.ToString() + ", " + d.Segments[i].LastError.Message;
}
else
{
lvwSegments.Items[i].SubItems[8].Text = d.Segments[i].State.ToString();
}
lvwSegments.Items[i].SubItems[9].Text = d.Segments[i].CurrentURL;
this.blockedProgressBar1.BlockList[i].BlockSize = d.Segments[i].TotalToTransfer;
this.blockedProgressBar1.BlockList[i].PercentProgress = (float)d.Segments[i].Progress;
}
this.blockedProgressBar1.Refresh();
}
private void AddDownload(Downloader d)
{
d.RestartingSegment += new EventHandler<SegmentEventArgs>(download_RestartingSegment);
d.SegmentStoped += new EventHandler<SegmentEventArgs>(download_SegmentEnded);
d.SegmentFailed += new EventHandler<SegmentEventArgs>(download_SegmentFailed);
d.SegmentStarted += new EventHandler<SegmentEventArgs>(download_SegmentStarted);
d.InfoReceived += new EventHandler(download_InfoReceived);
d.SegmentStarting += new EventHandler<SegmentEventArgs>(Downloader_SegmentStarting);
string ext = Path.GetExtension(d.LocalFile);
ListViewItem item = new ListViewItem();
//ListViewItem.ListViewSubItem subItem;
item.ImageIndex = FileTypeImageList.GetImageIndexByExtention(ext);
//lvwDownloads.Columns["columnFile"].ImageIndex = FileTypeImageList.GetImageIndexByExtention(ext);
//lvwDownloads.Columns[1].ImageIndex = FileTypeImageList.GetImageIndexByExtention(ext);
//item.Text = Path.GetFileName(d.LocalFile);
//item.Text = d.Id.ToString();
item.Text = (d.OrderedIndex + 1).ToString();
// Id
item.SubItems.Add(d.Id.ToString());
//File
item.SubItems.Add(Path.GetFileName(d.LocalFile));
// size
item.SubItems.Add(ByteFormatter.ToString(d.FileSize));
// completed
item.SubItems.Add(ByteFormatter.ToString(d.Transfered));
// progress
item.SubItems.Add(String.Format("{0:0.##}%", d.Progress));
// left
item.SubItems.Add(TimeSpanFormatter.ToString(d.Left));
// rate
item.SubItems.Add("0");
// added
item.SubItems.Add(d.CreatedDateTime.ToShortDateString() + " " + d.CreatedDateTime.ToShortTimeString());
// state
item.SubItems.Add(d.State.ToString());
// resume
item.SubItems.Add(GetResumeStr(d));
// url
item.SubItems.Add(d.ResourceLocation.URL);
//mapDownloadToItem[d] = item;
//mapItemToDownload[item] = d;
lvwDownloads.Items.Add(item);
}
protected override void AbortInternal()
{
if (downloader != null )
{
if (IsRunning())
{
DownloadManager.Instance.RemoveDownload(downloader);
downloader.WaitForConclusion();
status = ITaskStatus.FAIL;
}
// try to delete file if an error occurred in download
if (IsFinished() && !IsSuccess())
{
try
{
downloader.WaitForConclusion();
if (localFile != null && File.Exists(localFile))
{
try {
File.Delete(localFile);
}
catch (Exception)
{
try
{
Thread.Sleep(100);
File.Delete(localFile);
}
catch (Exception)
{
;
}
}
}
}
catch (Exception)
{
;
}
}
}
downloader = null;
status = ITaskStatus.FAIL;
}
public void Initialize(Downloader downloader)
{
}
public Downloader Add(ResourceLocation rl, ResourceLocation[] mirrors, string localFile, int segments, bool autoStart)
{
Downloader d = new Downloader(rl, mirrors, localFile, segments);
Add(d, autoStart);
return d;
}
protected virtual void OnDownloadAdded(Downloader d, bool willStart)
{
if (DownloadAdded != null)
{
DownloadAdded(this, new DownloaderEventArgs(d, willStart));
}
}
protected virtual void OnDownloadRemoved(Downloader d)
{
DownloadRemoved?.Invoke(this, new DownloaderEventArgs(d));
}
public SegmentEventArgs(Downloader d, Segment segment)
: base(d)
{
this.segment = segment;
}
public DownloaderEventArgs(Downloader download, bool willStart) : this(download)
{
this.willStart = willStart;
}
public DownloaderEventArgs(Downloader download)
{
this.downloader = download;
}
public IProtocolProvider GetProtocolProvider(Downloader downloader)
{
return(BindProtocolProviderInstance(downloader));
}
// transfered to MyDownloader.Core\Core\Log.cs
//public enum LogMode
//{
// Error,
// Information
//}
public void Log(Downloader downloader, string msg, LogMode m)
{
try
{
this.BeginInvoke(
(MethodInvoker)
delegate()
{
int len = richLog.Text.Length;
if (len > 0)
{
richLog.SelectionStart = len;
}
if (m == LogMode.Error)
{
richLog.SelectionColor = Color.Red;
}
else
{
richLog.SelectionColor = Color.Blue;
}
richLog.AppendText(DateTime.Now + " - " + msg + Environment.NewLine);
}
);
}
catch { }
}
public void Initialize(Downloader downloader)
{
proxy.Initialize(downloader);
}
public static void SetConvertOption(Downloader d, VideoFormat format)
{
if (format == VideoFormat.None)
{
if (d.ExtendedProperties.ContainsKey(VideoConverterFormatProperty))
{
d.ExtendedProperties.Remove(VideoConverterFormatProperty);
}
}
d.ExtendedProperties[VideoConverterFormatProperty] = format;
}
public void RemoveDownload(Downloader downloader)
{
if (downloader.State != DownloaderState.NeedToPrepare ||
downloader.State != DownloaderState.Ended ||
downloader.State != DownloaderState.Paused)
{
downloader.Pause();
}
using (LockDownloadList(true))
{
downloads.Remove(downloader);
}
OnDownloadRemoved(downloader);
}
public void Init(Downloader downloader)
{
queryMirrorCount = 0;
this.downloader = downloader;
}
protected virtual void OnDownloadRemoved(Downloader d)
{
if (DownloadRemoved != null)
{
DownloadRemoved(this, new DownloaderEventArgs(d));
}
}
public void RemoveDownload(Downloader downloader)
{
if (downloader.State != DownloaderState.NeedToPrepare ||
downloader.State != DownloaderState.Ended ||
downloader.State != DownloaderState.Paused)
{
downloader.Pause();
}
using (LockDownloadList(true))
{
//downloads.Remove(downloader);
int id = orderedDownloads[downloader.OrderedIndex];
if (downloader.Id != id)
throw new Exception(string.Format("error cant remove downloader id {0} ordered index {1}, downloader id in ordered list is {2}", downloader.Id, downloader.OrderedIndex, id));
orderedDownloads.RemoveAt(downloader.OrderedIndex);
downloads.Remove(downloader.Id);
// refresh ordered index
int i = 0;
foreach (int id2 in orderedDownloads)
downloads[id2].OrderedIndex = i++;
}
OnDownloadRemoved(downloader);
}
public Downloader Add(ResourceLocation rl, ResourceLocation[] mirrors, string localFile, List<Segment> segments, RemoteFileInfo remoteInfo, int requestedSegmentCount, bool autoStart, DateTime createdDateTime)
{
Downloader d = new Downloader(rl, mirrors, localFile, segments, remoteInfo, requestedSegmentCount, createdDateTime);
Add(d, autoStart);
return d;
}
public void Add(Downloader downloader, bool autoStart)
{
downloader.StateChanged += new EventHandler(downloader_StateChanged);
using (LockDownloadList(true))
{
//downloads.Add(downloader);
downloader.OrderedIndex = orderedDownloads.Count;
downloads.Add(downloader.Id, downloader);
orderedDownloads.Add(downloader.Id);
}
OnDownloadAdded(downloader, autoStart);
if (autoStart)
{
downloader.Start();
}
}
/// <summary>
/// class-internal method to perform a download with mirrors. Has blocking wait and sets ITask status to FAIL
/// in case of failure.
/// </summary>
/// <param name="urlPath">full URL of file, optionally leaving out protocol http://</param>
/// <param name="filename">local name under which to store the file</param>
/// <param name="toLocalFolder">local folder where to store file</param>
/// <param name="mirrors">optional set of mirrors for urlPath, may be empty string[] for none</param>
/// <param name="overwriteExisting">if true, overwrites any existing file 'filename'</param>
protected void InternalDoDownload(string urlPath, string filename, string toLocalFolder, bool overwriteExisting, string[] mirrors )
{
localFile = toLocalFolder + "\\" + filename;
// check if file already there and overwriting is unwanted.
if (File.Exists(localFile) && !overwriteExisting)
{
status = ITaskStatus.SUCCESS;
return; // yes we're done! no download needed
}
// make sure protocol is specified
if (!urlPath.Contains("://"))
urlPath = "http://" + urlPath;
// construct temp file names
string tempFile;
tempFile = Path.GetTempPath() + "IndiegameGarden_" + Path.GetRandomFileName();
TryDeleteFile(tempFile);
downloader = DownloadManager.Instance.Add( ResourceLocation.FromURL(urlPath),
ResourceLocation.FromURLArray(mirrors),
tempFile, segmentsUsedInDownload, false);
if (downloader != null)
{
downloader.MaxRetries = MaxRetries;
downloader.Start();
if (downloader != null)
{
downloader.WaitForConclusion();
if (downloader == null) // case may happen! (on basedownloader cleanup in other thread)
{
status = ITaskStatus.FAIL;
statusMsg = "Download aborted";
}
else if (!downloader.State.Equals(DownloaderState.Ended))
{
if (downloader.LastError != null)
statusMsg = downloader.LastError.Message;
else
statusMsg = "Download aborted or timed out";
status = ITaskStatus.FAIL;
}
else
status = ITaskStatus.SUCCESS;
// remove the temp file if failed
if (File.Exists(tempFile) && !IsSuccess())
{
TryDeleteFile(tempFile);
}
// move temp file to localFile on success
else if (IsSuccess())
{
try
{
TryDeleteFile(localFile);
File.Move(tempFile, localFile);
status = ITaskStatus.SUCCESS;
}
catch (Exception ex)
{
status = ITaskStatus.FAIL;
statusMsg = "Couldn't move downloaded file to " + localFile + ": " + ex.ToString();
}
finally {
TryDeleteFile(tempFile);
}
}
}
}
else
{
status = ITaskStatus.FAIL;
statusMsg = "failed to create downloader by DownloadManager.";
}
}
private void UpdateSegmentsWithoutInsert(Downloader d)
{
for (int i = 0; i < d.Segments.Count; i++)
{
}
}
public override void Initialize(Downloader downloader)
{
base.Initialize(downloader);
downloader.Ending += new EventHandler(downloader_Ending);
}
public static string GetZipEntryNameProperty(Downloader downloader)
{
return downloader.ExtendedProperties[ZipEntryNameProperty] as string;
}
private static string GetResumeStr(Downloader d)
{
return (d.RemoteFileInfo != null && d.RemoteFileInfo.AcceptRanges ? "Yes" : "No");
}
public static void SetZipEntryNameProperty(Downloader downloader, string entryName)
{
downloader.ExtendedProperties[ZipEntryNameProperty] = entryName;
}
private void UpdateSegmentsInserting(Downloader d, ListViewItem newSelection)
{
lastSelection = newSelection;
lvwSegments.Items.Clear();
List<Block> blocks = new List<Block>();
for (int i = 0; i < d.Segments.Count; i++)
{
ListViewItem item = new ListViewItem();
item.Text = d.Segments[i].CurrentTry.ToString();
item.SubItems.Add(String.Format("{0:0.##}%", d.Segments[i].Progress));
item.SubItems.Add(ByteFormatter.ToString(d.Segments[i].Transfered));
item.SubItems.Add(ByteFormatter.ToString(d.Segments[i].TotalToTransfer));
item.SubItems.Add(ByteFormatter.ToString(d.Segments[i].InitialStartPosition));
item.SubItems.Add(ByteFormatter.ToString(d.Segments[i].EndPosition));
item.SubItems.Add(String.Format("{0:0.##}", d.Segments[i].Rate / 1024.0));
item.SubItems.Add(TimeSpanFormatter.ToString(d.Segments[i].Left));
item.SubItems.Add(d.Segments[i].State.ToString());
item.SubItems.Add(d.Segments[i].CurrentURL);
lvwSegments.Items.Add(item);
blocks.Add(new Block(d.Segments[i].TotalToTransfer, (float)d.Segments[i].Progress));
}
this.blockedProgressBar1.BlockList = blocks;
}
public void Initialize(Downloader downloader)
{
this.downloader = downloader;
}
//private static void LoadPersistedObjects(DownloadItem[] downloads)
private static void LoadPersistedObjects(DownloadParameters downloadParameters)
{
string directory = downloadParameters.defaultDownloadDirectory;
DownloadManager.Instance.DefaultDownloadDirectorySource = directory;
if (!Path.IsPathRooted(directory))
directory = Path.Combine(GetDatabaseDirectory(), directory);
DownloadManager.Instance.DefaultDownloadDirectory = directory;
DownloadManager.Instance.LastDownloadId = downloadParameters.lastDownloadId;
DownloadItem[] downloads = downloadParameters.downloadItems;
for (int i = 0; i < downloads.Length; i++)
{
List<Segment> segments = new List<Segment>();
for (int j = 0; j < downloads[i].Segments.Length; j++)
{
Segment seg = new Segment();
seg.Index = downloads[i].Segments[j].Index;
seg.InitialStartPosition = downloads[i].Segments[j].InitialStartPositon;
seg.StartPosition = downloads[i].Segments[j].StartPositon;
seg.EndPosition = downloads[i].Segments[j].EndPosition;
segments.Add(seg);
}
//Downloader d = DownloadManager.Instance.Add(
// downloads[i].rl,
// downloads[i].mirrors,
// downloads[i].LocalFile,
// segments,
// downloads[i].remoteInfo,
// downloads[i].requestedSegments,
// false,
// downloads[i].createdDateTime);
Downloader d = new Downloader(downloads[i].id, downloads[i].rl, downloads[i].mirrors, downloads[i].LocalFile, segments, downloads[i].remoteInfo,
downloads[i].requestedSegments, downloads[i].createdDateTime);
DownloadManager.Instance.Add(d, false);
if (downloads[i].extendedProperties != null)
{
SerializableDictionary<string, object>.Enumerator e = downloads[i].extendedProperties.GetEnumerator();
while (e.MoveNext())
{
d.ExtendedProperties.Add(e.Current.Key, e.Current.Value);
}
}
}
}
public void Add(Downloader downloader, bool autoStart)
{
downloader.StateChanged += new EventHandler(downloader_StateChanged);
using (LockDownloadList(true))
{
downloads.Add(downloader);
}
OnDownloadAdded(downloader, autoStart);
if (autoStart)
{
downloader.Start();
}
}
public virtual void Initialize(Downloader downloader)
{
}
protected virtual void OnDownloadAdded(Downloader d, bool willStart)
{
DownloadAdded?.Invoke(this, new DownloaderEventArgs(d, willStart));
}
