/// <summary>
/// Called when the file is requested by a client.
/// </summary>
/// <param name="request">The <see cref="HttpRequest"/> requesting the file.</param>
/// <param name="directory">The <see cref="IDirectory"/> of the parent directory.</param>
public void OnFileRequested(HttpRequest request, IDirectory directory)
{
if(request.IfModifiedSince != DateTime.MinValue)
{
if(File.GetLastWriteTimeUtc(path) < request.IfModifiedSince)
request.Response.ResponseCode = "304";
return;
}
if(request.IfUnmodifiedSince != DateTime.MinValue)
{
if(File.GetLastWriteTimeUtc(path) > request.IfUnmodifiedSince)
request.Response.ResponseCode = "304";
return;
}
if(System.IO.Path.GetFileName(path).StartsWith("."))
{
request.Response.ResponseCode = "403";
return;
}
try
{
request.Response.ResponseContent = new FileStream(path, FileMode.Open, FileAccess.Read, FileShare.Read);
}
catch(FileNotFoundException)
{
request.Response.ResponseCode = "404";
}
catch(IOException e)
{
request.Response.ResponseCode = "500";
request.Server.Log.WriteLine(e);
}
}
/// <summary>
/// Called when the file is requested by a client.
/// </summary>
/// <param name="request">The <see cref="HttpRequest"/> requesting the file.</param>
/// <param name="directory">The <see cref="IDirectory"/> of the parent directory.</param>
public void OnFileRequested(HttpRequest request, IDirectory directory)
{
ICollection dirs;
ICollection files;
try
{
dirs = directory.GetDirectories();
files = directory.GetFiles();
}
catch(UnauthorizedAccessException)
{
throw new HttpRequestException("403");
}
request.Response.BeginChunkedOutput();
StreamWriter writer = new StreamWriter(request.Response.ResponseContent);
writer.WriteLine("<html>");
writer.WriteLine("<meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\">");
writer.WriteLine("<head><title>Index of " + HttpWebServer.GetDirectoryPath(directory) + "</title></head>");
writer.WriteLine("<body>");
PrintBody(writer, request, directory, dirs, files);
writer.WriteLine("<hr>" + request.Server.ServerName);
writer.WriteLine("</body></html>");
writer.WriteLine("</body>");
writer.WriteLine("</html>");
writer.Flush();
}
internal virtual void PrintBody(StreamWriter writer,
HttpRequest request,
IDirectory directory,
ICollection dirs,
ICollection files
)
{
writer.WriteLine("<h2>Index of " + HttpWebServer.GetDirectoryPath(directory) + "</h2>");
if(directory.Parent != null)
writer.WriteLine("<a href=\"..\">[..]</a><br>");
foreach(IDirectory dir in dirs)
{
//if(dir is IPhysicalResource)
// if((File.GetAttributes((dir as IPhysicalResource).Path) & FileAttributes.Hidden) != 0)
// continue;
writer.WriteLine("<a href=\"" + UrlEncoding.Encode(dir.Name) + "/\">[" + dir.Name + "]</a><br>");
}
foreach(IFile file in files)
{
//if(file is IPhysicalResource)
// if((File.GetAttributes((file as IPhysicalResource).Path) & FileAttributes.Hidden) != 0)
// continue;
writer.WriteLine("<a href=\"" + UrlEncoding.Encode(file.Name) + "\">" + file.Name + "</a><br>");
}
}
internal override void PrintBody(StreamWriter writer,
HttpRequest request,
IDirectory directory,
ICollection dirs,
ICollection files
)
{
bool reverse = request.Query["desc"] != null;
ResourceColumn sort = ResourceColumn.None;
try
{
string sortString = request.Query["sort"];
if(sortString != null && sortString != string.Empty)
sort = (ResourceColumn)Enum.Parse(typeof(ResourceColumn), sortString);
}
catch(ArgumentException)
{
}
writer.WriteLine("<h2>Index of " + MakeLinkPath(directory, request) + "</h2>");
writer.WriteLine("<table cellspacing=\"0\">");
writer.WriteLine("<tr>");
foreach(ResourceColumn column in columns)
{
writer.Write(GetColumnTd(column) + "<b><a href=\"" + "." + "?sort=" + column.ToString());
if(sort == column && !reverse)
writer.Write("&desc");
writer.Write("\"/>");
writer.WriteLine(column.ToString() + "</a></b></td>");
}
writer.WriteLine("</tr>");
ArrayList entries = new ArrayList(dirs.Count + files.Count);
foreach(IDirectory dir in dirs)
entries.Add(new ResourceEntry(dir));
foreach(IFile file in files)
entries.Add(new ResourceEntry(file));
if(sort != ResourceColumn.None)
entries.Sort(new ResourceComparer(reverse, sort));
foreach(ResourceEntry entry in entries)
entry.WriteHtml(writer, columns);
writer.WriteLine("</table>");
}
string MakeLinkPath(IDirectory directory, HttpRequest request)
{
StringBuilder sb = new StringBuilder();
ArrayList pathList = new ArrayList();
for(IDirectory dir = directory; dir != null; dir = dir.Parent)
pathList.Add(dir.Name);
pathList.RemoveAt(pathList.Count-1);
pathList.Reverse();
sb.Append("<a href=\"" + request.Uri.Scheme + "://" + request.Uri.Host);
if(request.Uri.Port != 80)
sb.Append(":" + request.Uri.Port);
sb.Append("/\">");
sb.Append(request.Uri.Host + "</a>");
if(pathList.Count > 0)
sb.Append(" - ");
StringBuilder reassembledPath = new StringBuilder();
for(int i = 0; i < pathList.Count; i++)
{
string path = pathList[i] as string;
sb.Append("<a href=\"/");
reassembledPath.Append(UrlEncoding.Encode(path));
reassembledPath.Append("/");
sb.Append(reassembledPath.ToString());
sb.Append("\">");
sb.Append(path);
if(i < pathList.Count-1)
sb.Append("</a>/");
else
sb.Append("</a>");
}
return sb.ToString();
}
internal RequestEventArgs(HttpClient client, HttpRequest request) : base(client)
{
this.request = request;
}
