public static Package Open(string strPackPath)
{
Package pakPackage = null;
if (strPackPath != null)
{
if (!File.Exists(strPackPath))
{
strPackPath = null;
}
string strManifestPath = Path.ChangeExtension(strPackPath, ".PAK.MAN");
if (strPackPath != null && !File.Exists(strManifestPath))
{
MessageBox.Show("Unable to locate the coresponding\r\n" +
"manifest for this package",
"TL2MH",
MessageBoxButtons.OK,
MessageBoxIcon.Error);
strManifestPath = null;
}
if (strPackPath != null && strManifestPath != null)
{
List <PackageEntry> lstEntries = ReadManifest(strManifestPath);
Dictionary <string, FolderEntry> dctMap = new Dictionary <string, FolderEntry>();
FolderEntry feRoot =
new FolderEntry(Path.GetDirectoryName(lstEntries[0].Name), lstEntries[0]);
dctMap[lstEntries[0].Name] = feRoot;
for (int nCurrEntry = 1; nCurrEntry < lstEntries.Count; nCurrEntry++)
{
PackageEntry entCurr = lstEntries[nCurrEntry];
if (entCurr.Type == FileType.Directory)
{
FolderEntry feSubFolder = new FolderEntry(Path.GetDirectoryName(entCurr.Name), entCurr);
dctMap[entCurr.GroupName].SubFolders.Add(feSubFolder);
dctMap[entCurr.GroupName + entCurr.Name] = feSubFolder;
}
else
{
FileEntry feFile = new FileEntry(Path.GetFileName(entCurr.Name), entCurr);
dctMap[entCurr.GroupName].Files.Add(feFile);
}
}
pakPackage = new Package(strPackPath, feRoot);
}
}
return(pakPackage);
}
private static List <PackageEntry> ReadManifest(string strManifestPath)
{
List <PackageEntry> packageEntries = null;
using (FileStream fsManifest = File.OpenRead(strManifestPath))
{
using (BinaryReader brManifest = new BinaryReader(fsManifest, Encoding.Unicode))
{
brManifest.ReadUInt16();
string strRootName = ReadUnicodeString(brManifest);
int nTotalEntries = brManifest.ReadInt32();
int nEntryGroups = brManifest.ReadInt32();
packageEntries = new List <PackageEntry>(nTotalEntries + 1);
PackageEntry entry = new PackageEntry();
entry.Name = strRootName;
entry.Type = FileType.Directory;
packageEntries.Add(entry);
for (int nCurrGroup = 0; nCurrGroup < nEntryGroups; nCurrGroup++)
{
string strGroupName = ReadUnicodeString(brManifest);
int nGroupEntries = brManifest.ReadInt32();
for (int nCurrEntry = 0; nCurrEntry < nGroupEntries; nCurrEntry++)
{
entry = new PackageEntry();
entry.GroupName = strGroupName;
entry.Checksum = brManifest.ReadUInt32();
entry.Type = (FileType)brManifest.ReadByte();
entry.Name = ReadUnicodeString(brManifest);
entry.Offset = brManifest.ReadUInt32();
entry.UncompressedSize = brManifest.ReadUInt32();
entry.Timestamp = brManifest.ReadUInt64();
packageEntries.Add(entry);
}
}
}
}
return(packageEntries);
}
private static List<PackageEntry> ReadManifest(string strManifestPath)
{
List<PackageEntry> packageEntries = null;
using (FileStream fsManifest = File.OpenRead(strManifestPath))
{
using (BinaryReader brManifest = new BinaryReader(fsManifest, Encoding.Unicode))
{
brManifest.ReadUInt16();
string strRootName = ReadUnicodeString(brManifest);
int nTotalEntries = brManifest.ReadInt32();
int nEntryGroups = brManifest.ReadInt32();
packageEntries = new List<PackageEntry>(nTotalEntries + 1);
PackageEntry entry = new PackageEntry();
entry.Name = strRootName;
entry.Type = FileType.Directory;
packageEntries.Add(entry);
for (int nCurrGroup = 0; nCurrGroup < nEntryGroups; nCurrGroup++)
{
string strGroupName = ReadUnicodeString(brManifest);
int nGroupEntries = brManifest.ReadInt32();
for (int nCurrEntry = 0; nCurrEntry < nGroupEntries; nCurrEntry++)
{
entry = new PackageEntry();
entry.GroupName = strGroupName;
entry.Checksum = brManifest.ReadUInt32();
entry.Type = (FileType)brManifest.ReadByte();
entry.Name = ReadUnicodeString(brManifest);
entry.Offset = brManifest.ReadUInt32();
entry.UncompressedSize = brManifest.ReadUInt32();
entry.Timestamp = brManifest.ReadUInt64();
packageEntries.Add(entry);
}
}
}
}
return packageEntries;
}