private void UpdateFormat()
{
try
{
if (DetectFileChange(out var overwrittenEncoding))
{
if (!_filesystem.FileExists(_fullFilename))
{
SetError(_sourceDoesNotExist);
}
else
{
using (var stream = TryOpenRead(_fullFilename, out var error))
{
if (stream == null)
{
SetError(error);
}
else
{
var autoDetectedEncoding = _encodingDetector.TryFindEncoding(stream);
var defaultEncoding = _services.TryRetrieve <Encoding>() ?? Encoding.Default;
var format = _formatDetector.TryDetermineFormat(_fullFilename, stream, overwrittenEncoding ?? autoDetectedEncoding ?? defaultEncoding);
var encoding = PickEncoding(overwrittenEncoding, format, autoDetectedEncoding, defaultEncoding);
var formatChanged = _propertiesBuffer.SetValue(Core.Properties.Format, format);
_propertiesBuffer.SetValue(TextProperties.AutoDetectedEncoding, autoDetectedEncoding);
_propertiesBuffer.SetValue(TextProperties.ByteOrderMark, autoDetectedEncoding != null);
_propertiesBuffer.SetValue(Core.Properties.EmptyReason, error);
var encodingChanged = _propertiesBuffer.SetValue(TextProperties.Encoding, encoding);
var currentLogSources = _logSources;
if (currentLogSources == null || currentLogSources.Count == 0 ||
formatChanged || encodingChanged)
{
Dispose(currentLogSources);
// Depending on the log file we're actually opening, the plugins we have installed, the final log source
// that we expose here could be anything. It could be the raw log source which reads everything line by line,
// but it also could be a plugin's ILogSource implementation which does all kinds of magic.
var newLogSources = CreateAllLogSources(_services, _fullFilename, format, encoding, _maximumWaitTime);
if (!StartListenTo(newLogSources))
{
Dispose(newLogSources);
}
}
}
}
}
}
}
catch (IOException e)
{
Log.DebugFormat("Caught exception while reading '{0}': {1}", _fullFilename, e);
}
catch (Exception e)
{
Log.DebugFormat("Caught unexpected exception while reading '{0}': {1}", _fullFilename, e);
}
}
private string ConstructReferenceLineWithLinkedDllAssemblyInfo(Link link, string dll)
{
var linkDllPath = ConstructPathToLinkDll(link, dll);
if (_filesystem.FileExists(linkDllPath))
{
var linkedAssembly = Assembly.LoadFile(linkDllPath);
return($"{Indentation4}<Reference Include=\"{linkedAssembly.FullName}\">");
}
throw new FileNotFoundException($"The constructed path to linked dll \"{linkDllPath}\" does not exist");
}
public ConfigSettings GetConfig(string directoryOrFile)
{
string path = NormalizePath(directoryOrFile);
var containingDirectory = path; // Path.GetDirectoryName(Path.GetFullPath(path));
while (IsNotRoot(containingDirectory))
{
var configLocation = Path.Combine(containingDirectory, "storevil.config");
if (_filesystem.FileExists(configLocation))
return BuildConfigSettings(path, configLocation);
var csproj = FindCsProj(containingDirectory);
if (csproj != null)
{
return GetConfigFromCsProj(containingDirectory, csproj);
}
var parent = Directory.GetParent(containingDirectory);
if (parent == null)
return ConfigSettings.Default();
containingDirectory = parent.FullName;
}
return ConfigSettings.Default();
}
private (string filePath, string directoryPath) EnsureLinkRegistryFileExists()
{
var toffeeAppDataDirectoryPath = _toffeeAppDataDirectory.EnsureExists();
var linkRegistryFile = Path.Combine(toffeeAppDataDirectoryPath, "LinkRegistry.csv");
if (!_filesystem.FileExists(linkRegistryFile))
{
_filesystem.CreateFile(linkRegistryFile);
}
return(linkRegistryFile, toffeeAppDataDirectoryPath);
}
private ProjectFindResult?TryFindByFullPath(string path)
{
if (!path.EndsWith(".csproj"))
{
return(null);
}
return(new ProjectFindResult
{
ProjectPath = path,
IsFound = _filesystem.FileExists(path),
Candidates = new[] { path },
});
}
private string ResolveScriptPath(string filePath, PreprocessorContext context)
{
if (Path.IsPathRooted(filePath))
{
return(filePath);
}
foreach (var includeFolder in context.IncludeFolders)
{
var path = Path.Combine(includeFolder, filePath + ".cs");
if (_fileSystem.FileExists(path))
{
return(path);
}
}
throw new NotImplementedException();
}
private bool CreateFile(string content, string directory, string fileName)
{
var fullPath = $"{directory}/{fileName}";
if (_filesystem.FileExists(fullPath))
{
Console.WriteLine($"Cannot create file \"{fullPath}\" because it already exists.");
return(false);
}
if (!_filesystem.DirectoryExists(directory))
{
Console.WriteLine($"Creating directory \"{directory}\"");
_filesystem.CreateDirectory(directory);
}
Console.WriteLine($"Creating file \"{fullPath}\"");
_filesystem.WriteFile(fullPath, content);
return(true);
}
/// <inheritdoc />
protected override TimeSpan RunOnce(CancellationToken token)
{
bool read = false;
try
{
if (!_filesystem.FileExists(_fileName))
{
SetDoesNotExist();
}
else
{
var info = _filesystem.GetFileInfo(_fileName);
var fileSize = info.Length;
_localProperties.SetValue(Core.Properties.LastModified, info.LastWriteTimeUtc);
_localProperties.SetValue(Core.Properties.Created, info.CreationTimeUtc);
_localProperties.SetValue(Core.Properties.Size, Size.FromBytes(fileSize));
UpdatePercentageProcessed(_lastStreamPosition, fileSize, allow100Percent: true);
SynchronizePropertiesWithUser();
using (var stream = _filesystem.Open(_fileName,
FileMode.Open,
FileAccess.Read,
FileShare.ReadWrite))
{
using (var reader = new StreamReaderEx(stream, _encoding))
{
// We change the error flag explicitly AFTER opening
// the stream because that operation might throw if we're
// not allowed to access the file (in which case a different
// error must be set).
_localProperties.SetValue(Core.Properties.EmptyReason, null);
if (stream.Length >= _lastStreamPosition)
{
stream.Position = _lastStreamPosition;
}
else
{
OnReset(stream, out _numberOfLinesRead, out _lastStreamPosition);
}
int numProcessed = 0;
string currentLine;
while ((currentLine = reader.ReadLine()) != null)
{
token.ThrowIfCancellationRequested();
bool lastLineHadNewline = _lastLineHadNewline;
var trimmedLine = currentLine.TrimNewlineEnd(out _lastLineHadNewline);
var entryCount = _entries.Count;
if (entryCount > 0 && !lastLineHadNewline)
{
// We need to remove the last line and create a new line
// that consists of the entire content.
RemoveLast();
trimmedLine = _untrimmedLastLine + trimmedLine;
_untrimmedLastLine = _untrimmedLastLine + currentLine;
}
else
{
_untrimmedLastLine = currentLine;
++_numberOfLinesRead;
read = true;
}
Add(trimmedLine,
_numberOfLinesRead);
if (++numProcessed % 1000 == 0)
{
// Here's the deal: Since we're processing the file in chunks, we advance the underlying
// stream faster than we're actually consuming lines. This means that it's quite likely
// that at the end of the file, we have moved the stream to the end, but have not quite
// yet processed the underlying buffer from StreamReaderEx. The percentage processed
// should be accurate enough so that if it is at 100%, then no more log entries are added.
// We can only guarantee that when we have processed all lines and therefore we reserve
// setting the percentage to 100% ONLY when we can read no more lines
// (See the SetEndOfSourceReached() call below, outside the loop).
UpdatePercentageProcessed(stream.Position, fileSize, allow100Percent: false);
SynchronizePropertiesWithUser();
}
}
_lastStreamPosition = stream.Position;
_localProperties.SetValue(TextProperties.LineCount, _entries.Count);
_localProperties.SetValue(Core.Properties.LogEntryCount, _entries.Count);
}
}
Listeners.OnRead(_numberOfLinesRead);
SetEndOfSourceReached();
}
}
catch (FileNotFoundException e)
{
SetError(_sourceDoesNotExist);
Log.Debug(e);
}
catch (DirectoryNotFoundException e)
{
SetError(_sourceDoesNotExist);
Log.Debug(e);
}
catch (OperationCanceledException e)
{
Log.Debug(e);
}
catch (UnauthorizedAccessException e)
{
SetError(_sourceCannotBeAccessed);
Log.Debug(e);
}
catch (IOException e)
{
SetError(_sourceCannotBeAccessed);
Log.Debug(e);
}
catch (Exception e)
{
Log.Debug(e);
}
if (read)
{
return(TimeSpan.Zero);
}
return(TimeSpan.FromMilliseconds(100));
}
public (bool isValid, string reason) IsValid(string[] args)
{
if (args.Length != 4)
{
return(false, "Invalid args. Syntax for the \"link-to\" command is: \"link-to --dest={path} --link={link-name} --dlls={comma-separated-list-of-dlls-with-no-spaces}\"");
}
var command = args[0];
if (command != "link-to")
{
return(false, "First param was not the \"link-to\" command");
}
var destinationDirectoryPathArg = args[1];
if (string.IsNullOrEmpty(destinationDirectoryPathArg))
{
return(false, "Path to {--dest|-d} directory was not set");
}
var destinationDirectoryPathParts = destinationDirectoryPathArg.Split('=');
if (destinationDirectoryPathParts.Length != 2)
{
return(false, "Path to {--dest|-d} directory was not given correctly. It should be --dest={valid-path} or -d={valid-path}. Remember to wrap the path in double quotes if it contains spaces.");
}
if (destinationDirectoryPathParts[0] != "--dest" && destinationDirectoryPathParts[0] != "-d")
{
return(false, "Path to {--dest|-d} directory was not given correctly. It should be --dest={valid-path} or -d={valid-path}. Could not find the \"--dest|-d\"-part. Remember to wrap the path in double quotes if it contains spaces.");
}
var destinationDirectoryPath = destinationDirectoryPathParts[1].Replace('/', '\\');;
if (!_filesystem.DirectoryExists(destinationDirectoryPath))
{
return(false, "Path to {--dest|-d} directory does not exist. Remember to wrap the path in double quotes if it contains spaces.");
}
if (!Path.IsPathRooted(destinationDirectoryPath))
{
return(false, "The {--dest|-d} directory path must be absolute");
}
var linkNameArg = args[2];
if (string.IsNullOrEmpty(linkNameArg))
{
return(false, "Link name was not set");
}
var linkNameParts = linkNameArg.Split('=');
if (linkNameParts.Length != 2)
{
return(false, "Link name was not given correctly. It should be --link={link-name} or -l={link-name}. Link name should not contain spaces and be lower case");
}
if (linkNameParts[0] != "--link" && linkNameParts[0] != "-l")
{
return(false, "Link name was not given correctly. It should be --link={link-name} or -l={link-name}. Could not find the \"--link|-l\"-part");
}
if (linkNameParts[1].Contains(" "))
{
return(false, "Link name can not contain spaces");
}
var linkName = linkNameParts[1];
(var foundLink, var link) = _linkRegistryFile.TryGetLink(linkName);
if (!foundLink)
{
return(false, $"The link \"{linkName}\" does not exist in the registry. Did you create it using the \"link-from\" command?");
}
var dllsArg = args[3];
if (string.IsNullOrEmpty(dllsArg))
{
return(false, "List of dlls to link was not set. It should be --dlls={comma-separated-list-of-dll-names-with-no-spaces} or -D={dll-names}");
}
var dllsParts = dllsArg.Split('=');
if (dllsParts.Length != 2)
{
return(false, "List of dlls to link was not given correctly. It should be dlls={comma-separated-list-of-dll-names-with-no-spaces} or -D={dll-names}");
}
if (dllsParts[0] != "--dlls" && dllsParts[0] != "-D")
{
return(false, "List of dlls was not given correctly. It should be dlls={comma-separated-list-of-dll-names-with-no-spaces} or -D={dll-names}. Could not find the \"--dlls|-D\"-part");
}
if (dllsParts[1].Contains(" "))
{
return(false, "List of dlls can not contain spaces");
}
var dlls = dllsParts[1].Split(',');
foreach (var dll in dlls.Where(d => !d.EndsWith("*")))
{
var fullDllPath = Path.Combine(link.SourceDirectoryPath, dll);
var normalizedDllPath = fullDllPath.EndsWith(".dll") ? fullDllPath : $"{fullDllPath}.dll";
if (!_filesystem.FileExists($"{normalizedDllPath}"))
{
return(false, $"The DLL \"{normalizedDllPath}\" does not exist. The path was constructed by combining the link's ({linkName}) Source Directory ({link.SourceDirectoryPath}) and the entered DLL {dll}. One of these values must be adjusted to make a valid path");
}
}
return(true, null);
}
public bool FileExists(string filePath)
{
var absoluteFilePath = NormalizeAndEvaluate(filePath);
return(_filesystem.FileExists(absoluteFilePath));
}