/// <summary>Reads the information of the selected package</summary>
public static Package ReadPackage(string packageFile)
{
bool InfoFound = false;
string ImageFile = "package.png";
//Create a random temp directory
string TempDirectory = System.IO.Path.Combine(System.IO.Path.GetTempPath(), System.IO.Path.GetRandomFileName());
Package currentPackage = new Package();
Directory.CreateDirectory(TempDirectory);
//Load the selected package file into a stream
reset:
using (Stream stream = File.OpenRead(packageFile))
{
try
{
var reader = ReaderFactory.Open(stream);
while (reader.MoveToNextEntry())
{
//Search for the package.xml file- This must be located in the archive root
if (reader.Entry.Key.ToLowerInvariant() == "package.xml" && !InfoFound)
{
reader.WriteEntryToDirectory(TempDirectory, new ExtractionOptions {
ExtractFullPath = true, Overwrite = true
});
//Load the XML file
InfoFound = true;
XmlSerializer listReader = new XmlSerializer(typeof(SerializedPackage));
SerializedPackage newPackage =
(SerializedPackage)listReader.Deserialize(
XmlReader.Create(OpenBveApi.Path.CombineFile(TempDirectory, "package.xml")));
currentPackage = newPackage.Package;
}
if (reader.Entry.Key.ToLowerInvariant() == "packageinfo.xml" &&
packageFile.ToLowerInvariant().EndsWith(".l3dpack") && !InfoFound)
{
reader.WriteEntryToDirectory(TempDirectory, new ExtractionOptions {
ExtractFullPath = true, Overwrite = true
});
//Load the XML file
try
{
XmlDocument xml = new XmlDocument();
xml.Load(OpenBveApi.Path.CombineFile(TempDirectory, "packageinfo.xml"));
currentPackage =
LoksimPackage.Parse(xml, System.IO.Path.GetFileNameWithoutExtension(packageFile), ref ImageFile);
InfoFound = true;
//Yuck...
//We need to reset our streamreader, but Sharpcompress doesn't allow this, so just hit goto.....
stream.Seek(0, 0);
goto reset;
}
catch
{
return(null);
}
}
if (reader.Entry.Key.ToLowerInvariant() == ImageFile)
{
//Extract the package.png to the uniquely assigned temp directory
reader.WriteEntryToDirectory(TempDirectory, new ExtractionOptions {
ExtractFullPath = true, Overwrite = true
});
try
{
currentPackage.PackageImage = Image.FromFile(Path.CombineFile(TempDirectory, ImageFile));
}
catch
{
//Image loading failed
currentPackage.PackageImage = null;
}
}
/*
* May have to change to plaintext-
* No way of easily storing a RTF object....
*
*/
if (reader.Entry.Key.ToLowerInvariant() == "package.rtf")
{
//Extract the package.rtf description file to the uniquely assigned temp directory
reader.WriteEntryToDirectory(TempDirectory, new ExtractionOptions {
ExtractFullPath = true, Overwrite = true
});
//PackageDescription.LoadFile(OpenBveApi.Path.CombineFile(TempDirectory, "package.rtf"));
}
}
}
catch
{
//The ReaderFactory threw a wobbly
//Most likely cause is that this file is not an archive
return(null);
}
}
if (!InfoFound)
{
//No info found, return null.....
return(null);
}
//Read the info
if (currentPackage.Equals(new Package()))
{
//Somewhat hacky way to quickly check if all elements are null....
return(null);
}
currentPackage.PackageFile = packageFile;
return(currentPackage);
}
/// <summary>Reads the information of the selected package</summary>
public static Package ReadPackage(string packageFile)
{
bool InfoFound = false;
//Create a random temp directory
string TempDirectory = System.IO.Path.Combine(System.IO.Path.GetTempPath(), System.IO.Path.GetRandomFileName());
Package currentPackage = new Package();
Directory.CreateDirectory(TempDirectory);
//Load the selected package file into a stream
using (Stream stream = File.OpenRead(packageFile))
{
var reader = ReaderFactory.Open(stream);
while (reader.MoveToNextEntry())
{
//Search for the package.xml file- This must be located in the archive root
if (reader.Entry.Key.ToLowerInvariant() == "package.xml")
{
reader.WriteEntryToDirectory(TempDirectory, ExtractOptions.ExtractFullPath | ExtractOptions.Overwrite);
//Load the XML file
InfoFound = true;
XmlSerializer listReader = new XmlSerializer(typeof(SerializedPackage));
SerializedPackage newPackage = (SerializedPackage)listReader.Deserialize(XmlReader.Create(OpenBveApi.Path.CombineFile(TempDirectory, "package.xml")));
currentPackage = newPackage.Package;
}
if (reader.Entry.Key.ToLowerInvariant() == "package.png")
{
//Extract the package.png to the uniquely assigned temp directory
reader.WriteEntryToDirectory(TempDirectory, ExtractOptions.ExtractFullPath | ExtractOptions.Overwrite);
try
{
currentPackage.PackageImage = Image.FromFile(Path.CombineFile(TempDirectory, "package.png"));
}
catch
{
//Image loading failed
currentPackage.PackageImage = null;
}
}
/*
* May have to change to plaintext-
* No way of easily storing a RTF object....
*
*/
if (reader.Entry.Key.ToLowerInvariant() == "package.rtf")
{
//Extract the package.rtf description file to the uniquely assigned temp directory
reader.WriteEntryToDirectory(TempDirectory, ExtractOptions.ExtractFullPath | ExtractOptions.Overwrite);
//PackageDescription.LoadFile(OpenBveApi.Path.CombineFile(TempDirectory, "package.rtf"));
}
}
}
if (!InfoFound)
{
//No info found, return null.....
return(null);
}
//Read the info
if (currentPackage.Equals(new Package()))
{
//Somewhat hacky way to quickly check if all elements are null....
return(null);
}
currentPackage.PackageFile = packageFile;
return(currentPackage);
}
