private static Dictionary <string, Metadata> GetDirectoryMetadata(string virtualPath)
{
var vpp = HostingEnvironment.VirtualPathProvider;
string metadataFile = VirtualPathUtility.AppendTrailingSlash(virtualPath) + MetadataFile;
var mapping = new Dictionary <string, Metadata>();
int index = 0;
if (vpp.FileExists(metadataFile))
{
VirtualFile file = vpp.GetFile(metadataFile);
Stream stream = file.Open();
using (var reader = new StreamReader(stream))
{
string line = null;
while ((line = reader.ReadLine()) != null)
{
mapping[Normalize(line)] = new Metadata
{
Order = index++
};
}
}
}
return(mapping);
}
internal static Assembly LoadAssembly(string p)
{
Assembly assembly = TryLoadAssembly(p);
if (assembly != null)
{
return(assembly);
}
try
{
byte[] array;
using (Stream stream = VirtualFile.Open(p))
{
array = new byte[stream.Length];
if (stream.Read(array, 0, array.Length) != array.Length)
{
throw new Exception();
}
}
assembly = AppDomain.CurrentDomain.Load(array);
loadedAssemblyDic[p] = assembly;
}
catch
{
Log.Fatal("Load assembly failed \"{0}\".", p);
return(null);
}
return(assembly);
}
/// <summary>
/// Gets a text content of the specified file
/// </summary>
/// <param name="virtualPath">The path to the virtual file</param>
/// <returns>Text content</returns>
public string GetFileTextContent(string virtualPath)
{
string content;
var stringBuilderPool = StringBuilderPool.Shared;
StringBuilder contentBuilder = stringBuilderPool.Rent();
try
{
VirtualFile virtualFile = BundleTable.VirtualPathProvider.GetFile(virtualPath);
using (var streamReader = new StreamReader(virtualFile.Open()))
{
// Fixes a single CR/LF
while (streamReader.Peek() >= 0)
{
contentBuilder.AppendLine(streamReader.ReadLine());
}
}
content = contentBuilder.ToString();
}
catch (FileNotFoundException e)
{
throw new FileNotFoundException(
string.Format(Strings.Common_FileNotExist, virtualPath), virtualPath, e);
}
finally
{
stringBuilderPool.Return(contentBuilder);
}
return(content);
}
public override Stream Open()
{
using (var actualStream = _actualFile.Open()) {
var reader = new StreamReader(actualStream);
var memoryStream = new MemoryStream();
int length;
using (var writer = new StreamWriter(memoryStream)) {
bool assemblyDirectiveAdded = false;
for (var line = reader.ReadLine(); line != null; line = reader.ReadLine())
{
if (!string.IsNullOrWhiteSpace(line) && !assemblyDirectiveAdded)
{
line += _assemblyDirective;
assemblyDirectiveAdded = true;
}
writer.WriteLine(line);
}
writer.Flush();
length = (int)memoryStream.Length;
}
return(new MemoryStream(memoryStream.GetBuffer(), 0, length));
}
}
/// <summary>
/// The order mapping is a file named order in the same virtual path.
/// </summary>
private static Func <string, Metadata> GetMetadataMapping(string virtualPath)
{
var vpp = HostingEnvironment.VirtualPathProvider;
var metadataFile = VirtualPathUtility.AppendTrailingSlash(virtualPath) + MetadataFile;
var mapping = new Dictionary <string, Metadata>();
var index = 0;
if (vpp.FileExists(metadataFile))
{
VirtualFile file = vpp.GetFile(metadataFile);
Stream stream = file.Open();
using (var reader = new StreamReader(stream))
{
string line = null;
while ((line = reader.ReadLine()) != null)
{
mapping[Normalize(line)] = new Metadata
{
Order = index++
};
}
}
}
return(title =>
{
Metadata metadata;
if (mapping.TryGetValue(title, out metadata))
{
return metadata;
}
return Metadata.Empty;
});
}
internal void TransmitFile(VirtualFile vf, bool final_flush)
{
if (vf == null)
{
throw new ArgumentNullException("vf");
}
if (vf is DefaultVirtualFile)
{
TransmitFile(HostingEnvironment.MapPath(vf.VirtualPath), final_flush);
return;
}
byte[] buf = new byte [bufLen];
using (Stream s = vf.Open()) {
int readBytes;
while ((readBytes = s.Read(buf, 0, bufLen)) > 0)
{
output_stream.Write(buf, 0, readBytes);
output_stream.ApplyFilter(final_flush);
Flush(false);
}
if (final_flush)
{
Flush(true);
}
}
}
/// <summary>
/// 从指定虚拟文件中读取文本内容
/// </summary>
/// <param name="file">虚拟文件</param>
/// <returns></returns>
public static string LoadContent(VirtualFile file)
{
using (var reader = new StreamReader(file.Open(), true))
{
return(reader.ReadToEnd());
}
}
public static Dictionary <string, List <Deal> > GetTopDealsDictionary()
{
string cacheKey = "topdealsdictionary";
Dictionary <string, List <Deal> > dictionary = HttpRuntime.Cache.Get(cacheKey) as Dictionary <string, List <Deal> >;
if (dictionary != null)
{
return(dictionary);
}
try
{
VirtualFile file = HostingEnvironment.VirtualPathProvider.GetFile("~/topplaces.json");
using (Stream stream = file.Open())
{
string data = new StreamReader(stream).ReadToEnd();
dictionary = JsonConvert.DeserializeObject <Dictionary <string, List <Deal> > >(data);
if (dictionary != null)
{
HttpRuntime.Cache.Insert(cacheKey, dictionary, null, Cache.NoAbsoluteExpiration, TimeSpan.FromDays(10));
}
return(dictionary);
}
}
catch
{
return(null);
}
}
public string RenderResourceFile(string resourcePath)
{
string text;
VirtualFile file = VirtualPathProvider.GetFile(resourcePath);
using (Stream stream = file.Open())
using (StreamReader reader = new StreamReader(stream))
{
text = reader.ReadToEnd();
}
Regex regex = new Regex("\\(=makeFileUrl\\(\"(.+?)\"\\)\\)");
text = regex.Replace(text, match =>
UrlHelper.Content(match.Groups[1].Value));
regex = new Regex("\\(=makeurl\\(\"(.*?)\"\\)\\)");
text = regex.Replace(text, match =>
UrlHelper.Content(match.Groups[1].Value.Length > 0 ? match.Groups[1].Value : "/"));
regex = new Regex("\\(@(.*?)\\)");
text = regex.Replace(text, match =>
LocalizationManager.Instance.Translate(resourcePath /*TODO*/, match.Groups[1].Value));
return(text);
}
public CachedFileResult(VirtualFile file, DateTime?lastModifiedUtc = null, string contentType = null)
{
Guard.NotNull(file, nameof(file));
try
{
var fi = GetFileInfo(file.VirtualPath);
if (fi.Exists)
{
ContentType = contentType.NullEmpty() ?? MimeTypes.MapNameToMimeType(fi.Name);
FileLength = fi.Length;
LastModifiedUtc = fi.LastWriteTimeUtc;
}
}
finally
{
if (lastModifiedUtc == null)
{
throw new ArgumentNullException(nameof(lastModifiedUtc), "A modification date must be provided if the VirtualFile cannot be mapped to a physical path.");
}
if (FileLength == null)
{
ContentType = contentType.NullEmpty() ?? MimeTypes.MapNameToMimeType(file.Name);
using (var stream = file.Open())
{
FileLength = stream.Length;
}
}
}
Transmitter = new FileStreamTransmitter(file.Open);
LastModifiedUtc = lastModifiedUtc.Value;
}
private static string GenerateCodeFromRazorTemplate(WebPageRazorHost host, string virtualPath)
{
// Create Razor engine and use it to generate a CodeCompileUnit
var engine = new RazorTemplateEngine(host);
GeneratorResults results = null;
VirtualFile file = HostingEnvironment.VirtualPathProvider.GetFile(virtualPath);
using (var stream = file.Open())
{
using (TextReader reader = new StreamReader(stream))
{
results = engine.GenerateCode(reader, className: null, rootNamespace: null, sourceFileName: host.PhysicalPath);
}
}
if (!results.Success)
{
throw CreateExceptionFromParserError(results.ParserErrors.Last(), virtualPath);
}
// Use CodeDom to generate source code from the CodeCompileUnit
var codeDomProvider = new CSharpCodeProvider();
var srcFileWriter = new StringWriter();
codeDomProvider.GenerateCodeFromCompileUnit(results.GeneratedCode, srcFileWriter, new CodeGeneratorOptions());
return(srcFileWriter.ToString());
}
public static void WriteAllText(this VirtualFile file, string text, Encoding encoding)
{
using (var stream = file.Open(FileMode.Truncate, FileAccess.Write))
{
var bytes = encoding.GetBytes(text);
stream.Write(bytes, 0, bytes.Length);
}
}
public override void Update()
{
var stream = VirtualFile.Open(VirtualFile.PathToMemInfo);
byte flag = 0b0000000;
const byte flagMemTotal = 0b0000001,
flagMemFree = 0b0000010,
flagMemAvailable = 0b0000100,
flagSwapTotal = 0b0001000,
flagSwapFree = 0b0010000;
const byte flagAll = flagMemTotal | flagMemFree | flagMemAvailable | flagSwapTotal | flagSwapFree;
do
{
string[] items = stream.ReadLine().Split(':');
if (items.Length < 2)
{
continue;
}
string value = items[1].SplitSpaces()[0];
Log.Debug($"Mem: {items[0]} = {value}");
switch (items[0])
{
// all in KiB
case "MemTotal":
Json.Total = int.Parse(value);
flag |= flagMemTotal;
break;
case "MemFree":
Json.Free = int.Parse(value);
flag |= flagMemFree;
break;
case "MemAvailable":
Json.Available = int.Parse(value);
flag |= flagMemAvailable;
break;
case "SwapTotal":
Json.SwapTotal = int.Parse(value);
flag |= flagSwapTotal;
break;
case "SwapFree":
Json.SwapFree = int.Parse(value);
flag |= flagSwapFree;
break;
}
} while ((flag ^ flagAll) > 0 && !stream.EndOfStream);
Json.Used = Json.Total - Json.Free;
stream.Close();
}
internal static bool CheckPassword(string password)
{
return(CheckPassword(password, () =>
{
VirtualFile passwordFile = HostingEnvironment.VirtualPathProvider.GetFile(AdminPasswordFile);
Debug.Assert(passwordFile != null, "password file should not be null");
return passwordFile.Open();
}));
}
/// <summary>
/// Returns the markdown content within this page
/// </summary>
private string GetMarkdownContent()
{
VirtualFile file = HostingEnvironment.VirtualPathProvider.GetFile(VirtualPath);
Stream stream = file.Open();
using (var reader = new StreamReader(stream)) {
return(reader.ReadToEnd());
}
}
public virtual Stream OpenFile(string virtualPath)
{
if (FileExists(virtualPath))
{
VirtualFile file = PathProvider.GetFile(virtualPath);
return(file.Open());
}
return(File.Open(MapPath(virtualPath), FileMode.OpenOrCreate));
}
private static IEnumerable <SkinTemplate> GetSkinTemplates(VirtualPathProvider virtualPathProvider, string path)
{
VirtualFile virtualConfigFile = virtualPathProvider.GetFile(path);
using (Stream configStream = virtualConfigFile.Open())
{
var templates = SerializationHelper.Load <SkinTemplates>(configStream);
return(templates.Templates);
}
}
public static string ReadAllText(this VirtualFile file, Encoding encoding)
{
using (var stream = file.Open(FileMode.Open, FileAccess.Read))
{
var buffer = new byte[stream.Length];
stream.Read(buffer, 0, buffer.Length);
var retv = encoding.GetString(buffer);
return(retv);
}
}
public void ProcessRequest(HttpContext context)
{
var request = context.Request;
var response = context.Response;
VirtualFile vf = null;
var filePath = request.FilePath;
// Cross-Origin Resource Sharing (CORS)
if (!HttpHeaderTools.IsOriginHeaderAllowed())
{
AuthenticationHelper.ThrowForbidden(filePath);
}
if (HostingEnvironment.VirtualPathProvider.FileExists(filePath))
{
vf = HostingEnvironment.VirtualPathProvider.GetFile(filePath);
}
if (vf == null)
{
throw new HttpException(404, "File does not exist");
}
response.ClearContent();
// Set content type only if this is not a RepositoryFile, because the
// Open method of RepositoryFile will set the content type itself.
if (!(vf is RepositoryFile))
{
var extension = System.IO.Path.GetExtension(filePath);
context.Response.ContentType = MimeTable.GetMimeType(extension);
// add the necessary header for the css font-face rule
if (MimeTable.IsFontType(extension))
{
HttpHeaderTools.SetAccessControlHeaders();
}
}
// The bytes we write into the output stream will NOT be buffered and will be sent
// to the client immediately. This makes sure that the whole (potentially large)
// file is not loaded into the memory on the server.
response.BufferOutput = false;
using (var stream = vf.Open())
{
response.AppendHeader("Content-Length", stream.Length.ToString());
response.Clear();
// Let ASP.NET handle sending bytes to the client (avoid Flush).
stream.CopyTo(response.OutputStream);
}
}
protected override bool Load(string virtualFileName, Mesh mesh)
{
currentFileName = virtualFileName;
currentMesh = mesh;
globalScale = 1;
yAxisUp = true;
generatedMaterials = new Dictionary <string, MySceneMaterial>();
generatedGeometries = new Dictionary <string, GeometryItem>();
generatedSubMeshes = new List <MySceneSubMesh>();
//load file
XmlNode colladaNode;
{
try
{
using (Stream stream = VirtualFile.Open(virtualFileName))
{
string fileText = new StreamReader(stream).ReadToEnd();
colladaNode = XmlUtils.LoadFromText(fileText);
}
}
catch (Exception ex)
{
Error(ex.Message);
return(false);
}
}
//parse
if (!ParseColladaNode(colladaNode))
{
ClearTemporaryFields();
return(false);
}
//generate mesh
const bool tangents = true;
const bool edgeList = true;
const bool allowMergeSubMeshes = true;
MeshConstructor meshConstructor = new MeshConstructor(tangents, edgeList, allowMergeSubMeshes);
MyMeshSceneObject meshSceneObject = new MyMeshSceneObject(generatedSubMeshes.ToArray());
if (!meshConstructor.DoExport(meshSceneObject, mesh))
{
ClearTemporaryFields();
return(false);
}
ClearTemporaryFields();
return(true);
}
private static void AddFile(CDBuilder isoBuilder, string name, VirtualFile file)
{
if (file.StoredInMemory)
{
isoBuilder.AddFile(name, file.Open());
}
else
{
isoBuilder.AddFile(name, file.HostPath);
}
}
private IEnumerable <string> ReadLines(VirtualFile file)
{
using (var s = file.Open())
using (var sr = new StreamReader(s))
{
while (sr.Peek() >= 0)
{
yield return(sr.ReadLine());
}
}
}
static IEnumerable <string> ReadLinesImpl(this VirtualFile file, Encoding encoding)
{
using (var stream = file.Open())
using (var reader = encoding == null
? new StreamReader(stream)
: new StreamReader(stream, encoding))
using (var e = reader.ReadLines())
while (e.MoveNext())
{
yield return(e.Current);
}
}
public void ProcessRequest(HttpContext context)
{
var request = context.Request;
var response = context.Response;
VirtualFile vf = null;
var filePath = request.FilePath;
if (HostingEnvironment.VirtualPathProvider.FileExists(filePath))
{
vf = HostingEnvironment.VirtualPathProvider.GetFile(filePath);
}
if (vf == null)
{
throw new HttpException(404, "File does not exist");
}
response.ClearContent();
//Set content type only if this is not a RepositoryFile, because the
//Open method of RepositoryFile will set the content type itself.
if (!(vf is RepositoryFile))
{
var extension = System.IO.Path.GetExtension(filePath);
context.Response.ContentType = MimeTable.GetMimeType(extension);
//add the necessary header for the css font-face rule
if (MimeTable.IsFontType(extension))
{
HttpContext.Current.Response.AppendHeader("Access-Control-Allow-Origin", HttpContext.Current.Request.Url.GetComponents(UriComponents.SchemeAndServer, UriFormat.SafeUnescaped));
}
}
using (var stream = vf.Open())
{
response.AppendHeader("Content-Length", stream.Length.ToString());
//We need to Flush the headers before
//we start to stream the actual binary.
response.Flush();
var buffer = new byte[Math.Min(stream.Length, RepositoryConfiguration.BinaryChunkSize)];
int readed;
while ((readed = stream.Read(buffer, 0, buffer.Length)) > 0)
{
response.OutputStream.Write(buffer, 0, readed);
response.Flush();
}
}
}
private VirtualDirectory ConvertCvmToVirtualDirectory(VirtualFile cvmFile)
{
using (var stream = cvmFile.Open())
{
var streamView = new StreamView(stream, 0x1800, stream.Length - 0x1800);
var cvmIsoFilesystem = new CDReader(streamView, false);
var directory = cvmIsoFilesystem.ToVirtualDirectory();
directory.Name = Path.GetFileNameWithoutExtension(cvmFile.Name);
return(directory);
}
}
public virtual Stream OpenFile(string virtualPath, bool readOnly = false)
{
if (FileExists(virtualPath))
{
VirtualFile file = PathProvider.GetFile(virtualPath);
return(file.Open());
}
FileAccess access = readOnly ? FileAccess.Read : FileAccess.ReadWrite;
FileShare share = readOnly ? FileShare.Read : FileShare.None;
return(File.Open(MapPath(virtualPath), FileMode.OpenOrCreate, access, share));
}
public ActionResult Resource(string fileid)
{
var provider = new EmbeddedResourceVirtualPathProvider();
VirtualFile file = provider.GetFile("/scarfresources/" + fileid);
using (Stream stream = file.Open())
{
var contents = new byte[stream.Length];
stream.Read(contents, 0, contents.Length);
return(new FileContentResult(contents, GetContentType(fileid)));
}
}
public static IEnumerable <string> ReadLines(this VirtualFile file)
{
if (file == null)
{
throw new ArgumentNullException(nameof(file));
}
using (var stream = file.Open())
using (var reader = new StreamReader(stream))
using (var e = reader.ReadLines())
while (e.MoveNext())
{
yield return(e.Current);
}
}
static string ReadAllTextImpl(this VirtualFile file, Encoding encoding)
{
if (file == null)
{
throw new ArgumentNullException("file");
}
using (var stream = file.Open())
using (var reader = encoding == null
? new StreamReader(stream)
: new StreamReader(stream, encoding))
{
return(reader.ReadToEnd());
}
}
private string[] _GetDependencies(VirtualFile virtualFile)
{
var dir = VirtualPathUtility.GetDirectory(virtualFile.VirtualPath);
string content;
using (var stream = virtualFile.Open())
using (var reader = new StreamReader(stream))
content = reader.ReadToEnd();
return(_ReferenceRegex.Matches(content).Cast <Match>().Select(m => {
var relativePath = m.Groups["path"].Value;
return VirtualPathUtility.Combine(dir, relativePath);
}).Where(m => this.ExcludedDependencies.All(e => !m.Contains(@"/" + e))).ToArray());
}
protected static string ReadToEnd(VirtualFile file)
{
using (var fs = file.Open())
{
var reader = new StreamReader(fs, Encoding.UTF8, true, (int) VirtualFileSystem.DefaultBlockSize, true);
return reader.ReadToEnd();
}
}