using System; using System.Collections.Generic; using System.Text; using System.Text.RegularExpressions; namespace LSL2CS.Converter { public class LSL2CSConverter { //private Regex rnw = new Regex(@"[a-zA-Z0-9_\-]", RegexOptions.Compiled); private Dictionary DataTypes = new Dictionary(); private Dictionary QUOTES = new Dictionary(); public LSL2CSConverter() { DataTypes.Add("void", "void"); DataTypes.Add("integer", "int"); DataTypes.Add("float", "float"); DataTypes.Add("string", "string"); DataTypes.Add("key", "string"); DataTypes.Add("vector", "vector"); DataTypes.Add("rotation", "rotation"); DataTypes.Add("list", "list"); DataTypes.Add("null", "null"); } public string Convert(string Script) { string Return = ""; // // Prepare script for processing // // Here we will remove those linebreaks that are allowed in so many languages. // One hard-ass regex should do the job. // Then we will add some linebreaks. Script = Regex.Replace(Script, @"\r\n", "\n"); Script = Regex.Replace(Script, @"\n", "\r\n"); //Script = Regex.Replace(Script, @"\n\s*{", @"{"); //Script = Regex.Replace(Script, @"[\r\n]", @""); // Then we remove unwanted linebreaks //// //// Split up script to process line by line //// //int count = 0; //string line; //Regex r = new Regex("\r?\n", RegexOptions.Multiline | RegexOptions.Compiled); //string[] lines = r.Split(Script); //for (int i = 0; i < lines.Length; i++) //{ // // Remove space in front and back // line = lines[i].Trim(); // count++; // Return += count + ". " + translate(line) + "\r\n"; //} // QUOTE REPLACEMENT //char[] SA = Script.ToCharArray(); string _Script = ""; string C; bool in_quote = false; bool quote_replaced = false; string quote_replacement_string = "Q_U_O_T_E_REPLACEMENT_"; string quote = ""; bool last_was_escape = false; int quote_replaced_count = 0; for (int p = 0; p < Script.Length; p++) { C = Script.Substring(p, 1); while (true) { if (C == "\"" && last_was_escape == false) { // Toggle inside/outside quote in_quote = !in_quote; if (in_quote) { quote_replaced_count++; } else { // We just left a quote QUOTES.Add(quote_replacement_string + quote_replaced_count.ToString().PadLeft(5, "0".ToCharArray()[0]), quote); quote = ""; } break; } if (!in_quote) { // We are not inside a quote quote_replaced = false; } else { // We are inside a quote if (!quote_replaced) { // Replace quote _Script += quote_replacement_string + quote_replaced_count.ToString().PadLeft(5, "0".ToCharArray()[0]); quote_replaced = true; } quote += C; break; } _Script += C; break; } last_was_escape = false; if (C == @"\") { last_was_escape = true; } } Script = _Script; // // END OF QUOTE REPLACEMENT // // PROCESS STATES int ilevel = 0; int lastlevel = 0; string ret = ""; string cache = ""; bool in_state = false; string current_statename = ""; for (int p = 0; p < Script.Length; p++) { C = Script.Substring(p, 1); while (true) { // inc / dec level if (C == @"{") ilevel++; if (C == @"}") ilevel--; if (ilevel < 0) ilevel = 0; cache += C; // if level == 0, add to return if (ilevel == 1 && lastlevel == 0) { // 0 => 1: Get last Match m = Regex.Match(cache, @"(?![a-zA-Z_]+)\s*([a-zA-Z_]+)[^a-zA-Z_\(\)]*{", RegexOptions.Compiled | RegexOptions.Multiline | RegexOptions.Singleline); in_state = false; if (m.Success) { // Go back to level 0, this is not a state in_state = true; current_statename = m.Groups[1].Captures[0].Value; Console.WriteLine("Current statename: " + current_statename); cache = Regex.Replace(cache, @"(?![a-zA-Z_]+)\s*([a-zA-Z_]+)[^a-zA-Z_\(\)]*{", "", RegexOptions.Compiled | RegexOptions.Multiline | RegexOptions.Singleline); } ret += cache; cache = ""; } if (ilevel == 0 && lastlevel == 1) { // 1 => 0: Remove last } if (in_state == true) { cache = cache.Remove(cache.Length - 1, 1); //cache = Regex.Replace(cache, "}$", "", RegexOptions.Multiline | RegexOptions.Singleline); //Replace function names // void dataserver(key query_id, string data) { //cache = Regex.Replace(cache, @"([^a-zA-Z_]\s*)((?!if|switch|for)[a-zA-Z_]+\s*\([^\)]*\)[^{]*{)", "$1" + "" + "$2", RegexOptions.Compiled | RegexOptions.Multiline | RegexOptions.Singleline); Console.WriteLine("Replacing using statename: " + current_statename); cache = Regex.Replace(cache, @"^(\s*)((?!if|switch|for)[a-zA-Z0-9_]*\s*\([^\)]*\)[^;]*\{)", @"$1" + current_statename + "_$2", RegexOptions.Compiled | RegexOptions.Multiline | RegexOptions.Singleline); } ret += cache; cache = ""; in_state = true; current_statename = ""; } // if we moved from level 0 to level 1 don't add last word + { // if we moved from level 1 to level 0 don't add last } // if level > 0 cache all data so we can run regex on it when going to level 0 break; } lastlevel = ilevel; } ret += cache; cache = ""; Script = ret; ret = ""; // Replace CAST - (integer) with (int) Script = Regex.Replace(Script, @"\(integer\)", @"(int)", RegexOptions.Compiled | RegexOptions.Multiline); // Replace return types and function variables - integer a() and f(integer a, integer a) Script = Regex.Replace(Script, @"(^|;|}|[\(,])(\s*int)eger(\s*)", @"$1$2$3", RegexOptions.Compiled | RegexOptions.Multiline); // Add "void" in front of functions that needs it Script = Regex.Replace(Script, @"^(\s*)((?!if|switch|for)[a-zA-Z0-9_]*\s*\([^\)]*\)[^;]*\{)", @"$1void $2", RegexOptions.Compiled | RegexOptions.Multiline | RegexOptions.Singleline); // Replace and Script = Regex.Replace(Script, @"<([^,>]*,[^,>]*,[^,>]*,[^,>]*)>", @"Rotation.Parse($1)", RegexOptions.Compiled | RegexOptions.Multiline | RegexOptions.Singleline); Script = Regex.Replace(Script, @"<([^,>]*,[^,>]*,[^,>]*)>", @"Vector.Parse($1)", RegexOptions.Compiled | RegexOptions.Multiline | RegexOptions.Singleline); // Replace List []'s Script = Regex.Replace(Script, @"\[([^\]]*)\]", @"List.Parse($1)", RegexOptions.Compiled | RegexOptions.Multiline | RegexOptions.Singleline); // Replace (string) to .ToString() // Script = Regex.Replace(Script, @"\(string\)\s*([a-zA-Z0-9_]+(\s*\([^\)]*\))?)", @"$1.ToString()", RegexOptions.Compiled | RegexOptions.Multiline | RegexOptions.Singleline); Script = Regex.Replace(Script, @"\((float|int)\)\s*([a-zA-Z0-9_]+(\s*\([^\)]*\))?)", @"$1.Parse($2)", RegexOptions.Compiled | RegexOptions.Multiline | RegexOptions.Singleline); // REPLACE BACK QUOTES foreach (string key in QUOTES.Keys) { string val; QUOTES.TryGetValue(key, out val); Script = Script.Replace(key, "\"" + val + "\""); } Return = "namespace SecondLife {" + Environment.NewLine; Return += "public class Script : LSL_BaseClass {" + Environment.NewLine; Return += Script; Return += "} }" + Environment.NewLine; return Return; } //private string GetWord(char[] SA, int p) //{ // string ret = ""; // for (int i = p; p < SA.Length; i++) // { // if (!rnw.IsMatch(SA[i].ToString())) // break; // ret += SA[i]; // } // return ret; //} } }