private static PartSet findParts(DirectoryInfo saveFolder, PartSet library)
{
var saveFile = new FileInfo(Strut.String.combinePath(saveFolder.FullName, "persistent.sfs"));
if (!saveFile.Exists)
{
throw new Strut.MissingFileException(saveFile);
}
return(Part.parseFromSfs(saveFile, library));
}
public static SaveGame create(DirectoryInfo location, PartSet library)
{
if (!location.Exists)
{
throw new Strut.MissingFolderException(location);
}
var game = new SaveGame(location);
game.parts_.UnionWith(findParts(game.location_, library));
return(game);
}
// Note: expensive call
private static PartSet findPartsIn(params DirectoryInfo[] folders)
{
var result = new PartSet();
foreach (var folder in folders)
{
foreach (var partFile in folder.EnumerateFiles(partFileNameGlob_, SearchOption.AllDirectories))
{
result.UnionWith(Part.parseFromCfg(partFile));
}
}
return(result);
}
public static PartSet parseFromSfs( FileInfo saveFile, PartSet library )
{
if ( !saveFile.Exists )
throw new Strut.MissingFileException( saveFile );
var state = ParseState.LookingForPart;
var result = new PartSet();
// TODO: catch IO exceptions
using ( var reader = new StreamReader( saveFile.FullName ) ) {
string line;
while ( ( line = reader.ReadLine() ) != null ) {
switch ( state ) {
case ParseState.LookingForPart:
if ( partRegex_.IsMatch( line ) )
state = ParseState.LookingForName;
break;
case ParseState.LookingForName:
if ( nameRegex_.IsMatch( line ) ) {
var match = nameRegex_.Match( line );
var partName = match.Groups ["name"].Value;
try {
if ( !skipParts_.Contains( partName ) )
result.Add( library.First( part => part.loadedName.Equals( partName ) ) );
}
catch ( Exception ex ) {
Console.WriteLine(
">>> Save '{0}' uses part '{1}' that is not in install: {2}",
saveFile.FullName,
partName,
ex.Message );
}
state = ParseState.LookingForPart;
}
break;
}
}
}
return result;
}