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|
/*-- Template Functions --*/
#strict 2
static v;
static TMPL_Funcs;
static const TMPL_FuncArguments = 0;
static const TMPL_FuncContents = 1;
static const TMPL_FuncName = 2;
static const TMPL_FuncCommands = 3;
global func InitializeTemplateFunctions()
{
if(GetType(v) != C4V_Array) v = [];
if(GetType(TMPL_Funcs) != C4V_Array) TMPL_Funcs = [];
}
global func DefineFunction(string name, arguments, commands)
{
InitializeTemplateFunctions();
var anonymousFunction = Function(arguments, commands);
var function = [anonymousFunction[0], anonymousFunction[1], name, commands];
SetFunction(name, function);
}
global func SetFunction(string name, array function)
{
var index = FindTemplateFunction(name);
if(index != -1)
{
TMPL_Funcs[index] = function;
}
else
{
TMPL_Funcs[GetLength(TMPL_Funcs)] = function;
}
}
global func RemoveFunction(string name)
{
var index = FindTemplateFunction(name);
if(index != -1)
{
var i;
for(i = index; i < GetLength(TMPL_Funcs) - 1; ++i)
{
TMPL_Funcs[i] = TMPL_Funcs[i + 1];
}
TMPL_Funcs[GetLength(TMPL_Funcs) - 1] = 0;
}
}
global func Function(arguments, commands)
{
if(!commands)
{
commands = arguments;
arguments = [];
}
if(GetType(arguments) == C4V_String) arguments = [arguments];
else if(arguments == 0) arguments = [];
if(GetType(commands) == C4V_String) commands = [commands];
var funcContents = [];
for(var command in commands)
{
var isArg = false;
var argument = "";
var funcContent = [];
var contentPart = "";
var escapeCount = 0;
for(var i = 0; i < GetLength(command); ++i)
{
var c = command[i];
if(isArg)
{
if(c == "%")
{
if(argument == "")
{
contentPart ..= "%";
}
else
{
var index = GetIndexOf2(argument, arguments);
if(index == -1)
{
FatalError(Format("Function: Unknown argument-name %s", argument));
return;
}
else
{
funcContent[GetLength(funcContent)] = [index, escapeCount];
argument = "";
escapeCount = 0;
}
}
isArg = false;
}
else if(argument == "" && c == "/")
{
++escapeCount;
}
else
{
if(contentPart != "")
{
funcContent[GetLength(funcContent)] = contentPart;
contentPart = "";
}
argument ..= c;
}
}
else
{
if(c == "%")
{
isArg = true;
}
else if(c == "'")
{
contentPart ..= "\"";
}
else
{
contentPart ..= c;
}
}
}
if(isArg) FatalError(Format("Function: argument-reference \"%s\" not closed.", argument));
else if(contentPart) funcContent[GetLength(funcContent)] = contentPart;
funcContents[GetLength(funcContents)] = funcContent;
}
return [arguments, funcContents];
}
global func FindTemplateFunction(string name)
{
var i = 0;
for(var function in TMPL_Funcs)
{
if(GetType(function) == C4V_Array && function[TMPL_FuncName] == name) return i;
++i;
}
return -1;
}
global func F(string name, array args)
{
return f(Func(name), args);
}
global func f(array function, array args)
{
var ret;
for(var content in function[TMPL_FuncContents])
{
var command = "";
for(var contentPart in content)
{
if(GetType(contentPart) == C4V_Array)
{
var part = StringReplace("'", Serialize(args[contentPart[0]]), "\\\"");
for(var i = 0; i < contentPart[1]; ++i)
{
part = EscapeString(part);
}
command ..= part;
}
else command ..= contentPart;
}
ret = eval(command);
}
return ret;
}
global func DebugF(string function, array args)
{
return DebugFunc(Func(function), args);
}
global func DebugFunc(array function, array args)
{
var ret;
for(var content in function[TMPL_FuncContents])
{
var command = "";
for(var contentPart in content)
{
if(GetType(contentPart) == C4V_Array)
{
var part = StringReplace("'", Serialize(args[contentPart[0]]), "\\\"");
for(var i = 0; i < contentPart[1]; ++i)
{
part = EscapeString(part);
}
command ..= part;
}
else command ..= contentPart;
}
Log(command);
}
return ret;
}
global func Func(string name)
{
var index = FindTemplateFunction(name);
if(index == -1)
{
FatalError(Format("Func: Unknown function %s.", name));
return;
}
return TMPL_Funcs[index];
}
global func SaveFunction(int plr, string name, array function)
{
return SetPlrExtraDataArray(plr, Format("TemplateFunction_%s", name), function);
}
global func LoadFunction(int plr, string name, string loadAs)
{
var function = GetPlrExtraDataArray(plr, Format("TemplateFunction_%s", name));
if(function == 0)
{
FatalError(Format("LoadFunction: Unknown function: \"%s\"", name));
return;
}
if(loadAs != 0)
{
SetFunction(loadAs, function);
}
return function;
}
global func DeleteFunction(int plr, string name)
{
return SetPlrExtraDataString(plr, Format("TemplateFunction_%s", name), "");
}
global func CallCustom(callback, args)
{
if(GetType(callback) == C4V_Array && GetLength(callback) >= 2 && GetType(callback[0]) == C4V_Array && GetType(callback[1]) == C4V_Array)
{
return f(callback, args);
}
else
{
return _inherited(callback, args, ...);
}
}
global func CheckCustomCallback(callback)
{
if(GetType(callback) == C4V_Array && (GetLength(callback) == 2 || (GetLength(callback) == 4 && GetType(callback[2]) == C4V_String && GetType(callback[3]) == C4V_Array)) && GetType(callback[0]) == C4V_Array && GetType(callback[1]) == C4V_Array)
{
var stringOnlyChecks = [callback[0]];
if(GetLength(callback) == 4)
{
stringOnlyChecks[1] = callback[3];
}
for(var check in stringOnlyChecks)
{
for(var val in check)
{
if(GetType(val) != C4V_String)
{
return _inherited(callback, ...);
}
}
}
for(var contentParts in callback[1])
{
if(GetType(contentParts) != C4V_Array)
{
return _inherited(callback, ...);
}
for(var content in contentParts)
{
if(GetType(content) == C4V_String)
{
continue;
}
if(GetType(content) != C4V_Array || GetLength(content) != 2 || (content[0] && GetType(content[0]) == C4V_Int && content[0] < 0) || (content[1] && GetType(content[1]) == C4V_Int && content[1] < 0))
{
return _inherited(callback, ...);
}
}
}
return true;
}
return _inherited(callback, ...);
}
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