public static BinaryMap Decode(string gameToken, byte[] bytes)
{
tokens = new BinaryTokens("eu4bin.csv");
map = new BinaryMap(bytes.Length, tokens);
raw = bytes;
map.AddString(ANSI.GetString(raw, 0, 6), false);
int i = 6;
SpecialCode specialcode = SpecialCode.None;
SpecialCode type = SpecialCode.None;
string handler = "";
bool quoted = false;
bool? list = null;
bool oneLineInheritance = false;
BinaryToken code = null;
BinaryToken inheritedCode = null;
while (i < raw.Length - 1)
{
// 1. Check for a special code first
specialcode = GetSpecialCode(i);
if (specialcode != 0)
{
if ((int)specialcode < 4) // brace or equals sign
{
ReadSpecial(ref i);
// Right-brace sign clears current inheritance.
if (specialcode == SpecialCode.RightBrace)
{
inheritedCode = null;
type = SpecialCode.None;
handler = "";
quoted = false;
list = null;
}
continue;
}
else
{
// If there is attempt to redefine inherited properties, ignore it and read regardless.
if (inheritedCode == null)
{
type = specialcode;
}
// Now interpret the special code.
i += 2;
switch (type)
{
case SpecialCode.String: ReadString(ref i, quoted); continue;
case SpecialCode.Integer: ReadInteger(ref i); continue;
case SpecialCode.Float: ReadFloat(ref i); continue;
case SpecialCode.Float5: ReadFloat5(ref i); continue;
case SpecialCode.Boolean: ReadBoolean(ref i); continue;
case SpecialCode.Date: ReadDate(ref i, false); continue; // never quoted in practice
default: break;
}
continue;
}
}
// 2. No special code encountered, we are looking for a token now
code = tokens.TryGetCode(raw[i], raw[i + 1]); // from little-endian code
// If the token does not match anything, try to continue to read data in the same format as previously.
if (code == null)
{
// Maybe it is an unknown token
SpecialCode sc1 = GetSpecialCode(i - 2);
SpecialCode sc2 = GetSpecialCode(i + 2);
if (sc1 == SpecialCode.Equals || sc2 == SpecialCode.Equals)
{
map.AddToken("UNKNOWN_" + GetHexString(i));
i += 2;
if (TryAddSpecials(ref i)) continue;
TryReadTypeDefinition(ref i, ref type);
}
switch (type)
{
case SpecialCode.String: ReadString(ref i, quoted); continue;
case SpecialCode.Integer: ReadInteger(ref i); continue;
case SpecialCode.Float: ReadFloat(ref i); continue;
case SpecialCode.Float5: ReadFloat5(ref i); continue;
case SpecialCode.Boolean: ReadBoolean(ref i); continue;
case SpecialCode.Date: ReadDate(ref i, quoted); continue;
default: break;
}
i += 2;
continue;
}
// 3. We have found the token
// Tackle inheritance: if it is on for a given token, enforce properties until the next right-brace sign.
if (code.InheritType)
{
inheritedCode = code;
type = inheritedCode.DataType;
handler = inheritedCode.Text;
quoted = inheritedCode.Quoted;
list = inheritedCode.List;
oneLineInheritance = true;
}
// If no inheritance, read properties from the current token.
else if (inheritedCode == null)
{
type = code.DataType;
handler = code.Text;
quoted = code.Quoted;
list = code.List;
}
if (type == SpecialCode.Variable) // variable
{
// Get parent token
string[] parents = map.GetParents();
InterpretCode(gameToken, handler, ref map, ref i, ref type, ref quoted, parents);
continue;
}
else
{
map.AddToken(code.Text);
i += 2;
if (TryAddSpecials(ref i))
{
oneLineInheritance = false;
continue;
}
if (oneLineInheritance) inheritedCode = null;
TryReadTypeDefinition(ref i, ref type);
switch (type)
{
case SpecialCode.String: ReadString(ref i, quoted); continue;
case SpecialCode.Integer: ReadInteger(ref i); continue;
case SpecialCode.Float: ReadFloat(ref i); continue;
case SpecialCode.Float5: ReadFloat5(ref i); continue;
case SpecialCode.Boolean: ReadBoolean(ref i); continue;
case SpecialCode.Date: ReadDate(ref i, quoted); continue;
default: continue; // map.AddAttribToken(i); break;
}
}
}
map.Finish();
return map;
}
private static void InterpretCode(string gameToken, string text, ref BinaryMap map, ref int i, ref SpecialCode type, ref bool quoted, string[] parents)
{
if (gameToken == "eu4")
{
switch (text)
{
case "type":
map.AddToken(text);
i += 2;
if (TryAddSpecials(ref i)) break;
TryReadTypeDefinition(ref i, ref type);
if (IsParent(parents, 1, "id") ||
IsParent(parents, 1, "leader") ||
(IsParent(parents, 1, "rebel_faction") && IsParent(parents, -1, "provinces")) ||
(IsParent(parents, 1, "advisor") && IsParent(parents, -1, "active_advisors")) ||
IsParent(parents, 1, "monarch"))
{
ReadInteger(ref i);
}
else if ((IsParent(parents, 1, "advisor") && IsParent(parents, 3, "history")) ||
(IsParent(parents, 1, "advisor") && IsParent(parents, 2, "history")))
{
ReadString(ref i, false);
}
else if (IsParent(parents, 1, "advisor"))
{
ReadInteger(ref i);
}
else if (IsParent(parents, 1, "war_goal"))
{
ReadString(ref i, true);
}
else if (IsParent(parents, 1, "general"))
{
map.AddToken(GetTokenText(i));
i += 2;
}
else if (IsParent(parents, 1, "rebel_faction") ||
IsParent(parents, 1, "revolt") ||
IsParent(parents, 1, "mercenary") ||
IsParent(parents, 2, "previous_war"))
{
ReadString(ref i, true);
}
else if ((IsParent(parents, 1, "regiment") && !IsParent(parents, 2, "military_construction")) ||
IsParent(parents, 1, "ship") ||
IsParent(parents, 1, "faction") ||
IsParent(parents, 1, "military_construction") ||
IsParent(parents, 1, "possible_mercenary") ||
IsParent(parents, 1, "active_major_mission") ||
IsParent(parents, 1, "casus_belli") ||
IsParent(parents, 1, "take_province") ||
IsParent(parents, 1, "take_core") ||
IsParent(parents, 2, "active_war"))
{
ReadString(ref i, false);
}
else
{
ReadInteger(ref i);
}
break;
case "discovered_by":
map.AddToken(text);
i += 2;
if (parents.Length > 0 && parents[parents.Length - 1].StartsWith("-"))
{
quoted = false;
}
if (TryAddSpecials(ref i)) break;
TryReadTypeDefinition(ref i, ref type);
ReadString(ref i, true);
break;
case "action":
map.AddToken(text);
i += 2;
if (TryAddSpecials(ref i)) break;
TryReadTypeDefinition(ref i, ref type);
if (IsParent(parents, 1, "diplomacy_construction"))
{
ReadString(ref i, true);
}
else if (IsParent(parents, 1, "previous_war"))
{
ReadDate(ref i, false);
}
else
{
ReadInteger(ref i);
}
break;
case "steer_power":
map.AddToken(text);
i += 2;
if (TryAddSpecials(ref i)) break;
TryReadTypeDefinition(ref i, ref type);
if (IsParent(parents, 1, "node"))
ReadFloat(ref i);
else
ReadInteger(ref i);
break;
case "value":
map.AddToken(text);
i += 2;
if (TryAddSpecials(ref i)) break;
TryReadTypeDefinition(ref i, ref type);
if (IsParent(parents, 1, "improve_relation") ||
IsParent(parents, 1, "warningaction"))
ReadBoolean(ref i);
else
{
ReadFloat(ref i);
}
break;
case "unit_type":
map.AddToken(text);
i += 2;
if (TryAddSpecials(ref i)) break;
TryReadTypeDefinition(ref i, ref type);
if (parents.Length > 0 && parents[parents.Length - 1].StartsWith("O0"))
{
map.AddToken(GetTokenText(i));
i += 2;
}
else
{
ReadString(ref i, false);
}
break;
case "active":
map.AddToken(text);
i += 2;
if (TryAddSpecials(ref i)) break;
TryReadTypeDefinition(ref i, ref type);
if (IsParent(parents, 1, "rebel_faction") ||
IsParent(parents, 1, "siege_combat") ||
IsParent(parents, 1, "combat"))
{
map.AddToken(GetTokenText(i));
i += 2;
}
else
{
ReadBoolean(ref i);
}
break;
case "revolution_target":
map.AddToken(text);
i += 2;
if (TryAddSpecials(ref i)) break;
TryReadTypeDefinition(ref i, ref type);
if (IsParent(parents, 2, "history"))
{
map.AddToken(GetTokenText(i));
i += 2;
}
else
{
ReadString(ref i, true);
}
break;
default:
i += 2;
break;
}
}
else
{
i += 2;
}
}
