public ScriptTable LoadScripts(IReader reader)
{
StructureValueCollection values = LoadScriptTag(reader, _scnrTag);
ulong strSize = values.GetInteger("script string table size");
var result = new ScriptTable();
var stringReader = new StringTableReader();
result.Scripts = LoadScripts(reader, values);
result.Globals = LoadGlobals(reader, values);
if (values.HasInteger("script syntax table size"))
{
result.Expressions = LoadSyntax(reader, values, stringReader);
}
else
{
result.Expressions = LoadExpressions(reader, values, stringReader);
}
CachedStringTable strings = LoadStrings(reader, values, stringReader);
foreach (ScriptExpression expr in result.Expressions.Where(e => (e != null)))
{
expr.ResolveStrings(strings);
}
return(result);
}
private ScriptExpressionTable LoadSyntax(IReader reader, StructureValueCollection values,
StringTableReader stringReader)
{
var stringsSize = (int)values.GetInteger("script string table size");
var tableSize = (int)values.GetInteger("script syntax table size");
uint tableAddress = (uint)values.GetInteger("script syntax table address");
long expand = _expander.Expand(tableAddress);
StructureLayout headerLayout = _buildInfo.Layouts.GetLayout("script syntax table header");
StructureValueCollection[] headerEntry = TagBlockReader.ReadTagBlock(reader, 1, expand, headerLayout, _metaArea);
int count = (int)headerEntry[0].GetInteger("element count");
StructureLayout layout = _buildInfo.Layouts.GetLayout("script syntax table element");
StructureValueCollection[] entries = TagBlockReader.ReadTagBlock(reader, count, expand + headerLayout.Size, layout, _metaArea);
var result = new ScriptExpressionTable();
result.AddExpressions(entries.Select((e, i) => new ScriptExpression(e, (ushort)i, stringReader, stringsSize)));
foreach (ScriptExpression expr in result.Where(expr => expr != null))
{
expr.ResolveReferences(result);
}
return(result);
}
private void Load(StructureValueCollection values, ushort index, StringTableReader stringReader)
{
Index = new DatumIndex((ushort) values.GetInteger("datum index salt"), index);
Opcode = (ushort) values.GetInteger("opcode");
ReturnType = (short) values.GetInteger("value type");
Type = (ScriptExpressionType) values.GetInteger("expression type");
_nextIndex = new DatumIndex(values.GetInteger("next expression index"));
_stringTableOffset = (int) values.GetIntegerOrDefault("string table offset", 0);
Value = values.GetInteger("value");
LineNumber = (short) values.GetIntegerOrDefault("source line", 0);
stringReader.RequestString(_stringTableOffset);
}
private void Load(StructureValueCollection values, ushort index, StringTableReader stringReader)
{
Index = new DatumIndex((ushort)values.GetInteger("datum index salt"), index);
Opcode = (ushort)values.GetInteger("opcode");
ReturnType = (short)values.GetInteger("value type");
Type = (ScriptExpressionType)values.GetInteger("expression type");
_nextIndex = new DatumIndex(values.GetInteger("next expression index"));
_stringTableOffset = (int)values.GetIntegerOrDefault("string table offset", 0);
Value = values.GetInteger("value");
LineNumber = (short)values.GetIntegerOrDefault("source line", 0);
stringReader.RequestString(_stringTableOffset);
}
public ScriptTable LoadScripts(IReader reader)
{
StructureValueCollection values = LoadTag(reader);
var result = new ScriptTable();
var stringReader = new StringTableReader();
result.Scripts = LoadScripts(reader, values);
result.Globals = LoadGlobals(reader, values);
result.Expressions = LoadExpressions(reader, values, stringReader);
CachedStringTable strings = LoadStrings(reader, values, stringReader);
foreach (ScriptExpression expr in result.Expressions.Where(e => (e != null)))
expr.ResolveStrings(strings);
return result;
}
internal ScriptExpression(StructureValueCollection values, ushort index, StringTableReader stringReader)
{
Load(values, index, stringReader);
}
internal ScriptExpression(StructureValueCollection values, ushort index, StringTableReader stringReader, int stringTableSize)
{
Load(values, index, stringReader, stringTableSize);
}
private CachedStringTable LoadStrings(IReader reader, StructureValueCollection values, StringTableReader stringReader)
{
int stringsSize = (int)values.GetInteger("script string table size");
if (stringsSize == 0)
{
return(new CachedStringTable());
}
uint tableAddr = (uint)values.GetInteger("script string table address");
long expand = _expander.Expand(tableAddr);
int tableOffset = _metaArea.PointerToOffset(expand);
var result = new CachedStringTable();
stringReader.ReadRequestedStrings(reader, tableOffset, result);
return(result);
}
private CachedStringTable LoadStrings(IReader reader, StructureValueCollection values, StringTableReader stringReader)
{
var stringsSize = (int) values.GetInteger("script string table size");
if (stringsSize == 0)
return new CachedStringTable();
var result = new CachedStringTable();
int tableOffset = _metaArea.PointerToOffset(values.GetInteger("script string table address"));
stringReader.ReadRequestedStrings(reader, tableOffset, result);
return result;
}
private ScriptExpressionTable LoadExpressions(IReader reader, StructureValueCollection values,
StringTableReader stringReader)
{
var count = (int) values.GetInteger("number of script expressions");
uint address = values.GetInteger("script expression table address");
StructureLayout layout = _buildInfo.Layouts.GetLayout("script expression entry");
StructureValueCollection[] entries = ReflexiveReader.ReadReflexive(reader, count, address, layout, _metaArea);
var result = new ScriptExpressionTable();
result.AddExpressions(entries.Select((e, i) => new ScriptExpression(e, (ushort) i, stringReader)));
foreach (ScriptExpression expr in result.Where(expr => expr != null))
expr.ResolveReferences(result);
return result;
}
