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Add constants wrapping code from XEngine to DNE. This syncs up the parsers

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between the engines again. Also, committed r60 in opensim libs with the
parser source changes.
This commit is contained in:
Melanie Thielker
2008-09-23 14:17:32 +00:00
parent d95794d05c
commit 8ac4437d9a
3 changed files with 9 additions and 370 deletions
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14
OpenSim/Region/ScriptEngine/DotNetEngine/Compiler/LSL/CSCodeGenerator.cs
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@@ -728,14 +728,18 @@ namespace OpenSim.Region.ScriptEngine.DotNetEngine.Compiler.LSL
int dotIndex = c.Value.IndexOf('.') + 1;
if (0 < dotIndex && (dotIndex == c.Value.Length || !Char.IsDigit(c.Value[dotIndex])))
c.Value = c.Value.Insert(dotIndex, "0");
c.Value = "new LSL_Types.LSLFloat("+c.Value+")";
}
else if("LSL_Types.LSLInteger" == c.Type)
{
c.Value = "new LSL_Types.LSLInteger("+c.Value+")";
}
else if("LSL_Types.LSLString" == c.Type)
{
c.Value = "new LSL_Types.LSLString(\""+c.Value+"\")";
}
// need to quote strings
if ("LSL_Types.LSLString" == c.Type)
retstr += Generate("\"");
retstr += Generate(c.Value, c);
if ("LSL_Types.LSLString" == c.Type)
retstr += Generate("\"");
return retstr;
}

1
OpenSim/Region/ScriptEngine/DotNetEngine/Compiler/LSL/Compiler.cs
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@@ -72,7 +72,6 @@ namespace OpenSim.Region.ScriptEngine.DotNetEngine.Compiler.LSL
private string FilePrefix;
private string ScriptEnginesPath = "ScriptEngines";
//private static LSL2CSConverter LSL_Converter = new LSL2CSConverter();
private static CSCodeGenerator LSL_Converter = new CSCodeGenerator();
private static Dictionary<KeyValuePair<int, int>, KeyValuePair<int, int>> m_positionMap; // mapping between LSL and C# line/column numbers
private static CSharpCodeProvider CScodeProvider = new CSharpCodeProvider();

364
OpenSim/Region/ScriptEngine/DotNetEngine/Compiler/LSL/LSL2CSConverter.cs
View File

@@ -1,364 +0,0 @@
/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSim Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS AS IS AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
using System;
using System.Collections.Generic;
using System.Text.RegularExpressions;
namespace OpenSim.Region.ScriptEngine.DotNetEngine.Compiler.LSL
{
public class LSL2CSConverter
{
// Uses regex to convert LSL code to C# code.
//private Regex rnw = new Regex(@"[a-zA-Z0-9_\-]", RegexOptions.Compiled);
private Dictionary<string, string> dataTypes = new Dictionary<string, string>();
private Dictionary<string, string> quotes = new Dictionary<string, string>();
// c Style
private Regex cstylecomments = new Regex(@"/\*(.|[\r\n])*?\*/", RegexOptions.Compiled | RegexOptions.Multiline);
// c# one liners
private Regex nonCommentFwsl = new Regex("\"[a-zA-Z0-9.,:/\\n ]+//[^\"+]+([\\\\\\\"+]+)?(\\s+)?[\"+](\\s+)?(;)?", RegexOptions.Compiled | RegexOptions.Multiline | RegexOptions.Singleline);
private Regex conelinecomments = new Regex(@"[^:].?([\/]{2}[^\n]*)|([\n]{1,}[\/]{2}[^\n]*)", RegexOptions.Compiled | RegexOptions.Multiline);
// ([^\"])((?:[a-zA-Z])\.[a-zA-Z].?)([^\"])
// value we're looking for: (?:[a-zA-Z])\.[a-zA-Z]
public LSL2CSConverter()
{
// Only the types we need to convert
dataTypes.Add("void", "void");
dataTypes.Add("integer", "LSL_Types.LSLInteger");
dataTypes.Add("float", "LSL_Types.LSLFloat");
dataTypes.Add("string", "LSL_Types.LSLString");
dataTypes.Add("key", "LSL_Types.LSLString");
dataTypes.Add("vector", "LSL_Types.Vector3");
dataTypes.Add("rotation", "LSL_Types.Quaternion");
dataTypes.Add("list", "LSL_Types.list");
dataTypes.Add("null", "null");
dataTypes.Add("Int32", "LSL_Types.LSLInteger");
dataTypes.Add("int", "LSL_Types.LSLInteger");
}
public string Convert(string Script)
{
quotes.Clear();
string Return = String.Empty;
Script = " \r\n" + Script;
//
// Prepare script for processing
//
// Clean up linebreaks
Script = Regex.Replace(Script, @"\r\n", "\n");
Script = Regex.Replace(Script, @"\n", "\r\n");
// QUOTE REPLACEMENT
// temporarily replace quotes so we can work our magic on the script without
// always considering if we are inside our outside quotes's
// TODO: Does this work on half-quotes in strings? ;)
string _Script = String.Empty;
string C;
bool in_quote = false;
bool quote_replaced = false;
string quote_replacement_string = "Q_U_O_T_E_REPLACEMENT_";
string quote = String.Empty;
bool last_was_escape = false;
int quote_replaced_count = 0;
string removefwnoncomments = nonCommentFwsl.Replace(Script, "\"\";");
string removecomments = conelinecomments.Replace(removefwnoncomments, "");
removecomments = cstylecomments.Replace(removecomments, "");
string[] localscript = removecomments.Split('"');
string checkscript = String.Empty;
bool flip = true;
for (int p = 0; p < localscript.Length; p++)
{
//if (localscript[p].Length >= 1)
//{
if (!localscript[p].EndsWith(@"\"))
{
flip = !flip;
//System.Console.WriteLine("Flip:" + flip.ToString() + " - " + localscript[p] + " ! " + localscript[p].EndsWith(@"\").ToString());
}
//}
//else
//{
// flip = !flip;
// System.Console.WriteLine("Flip:" + flip.ToString() + " - " + localscript[p]);
//}
if (!flip)
checkscript += localscript[p];
}
//System.Console.WriteLine("SCRIPT:" + checkscript);
// checks for alpha.alpha way of referring to objects in C#
// ignores alpha.X alpha.Y, alpha.Z for refering to vector components
Match SecurityM;
SecurityM = Regex.Match(checkscript, @"([a-zA-Z])\.(?:[a-rt-wA-Z]|[a-zA-Z][a-zA-Z])", RegexOptions.Compiled | RegexOptions.Multiline | RegexOptions.Singleline);
if (SecurityM.Success)
throw new Exception("CS0103: 'The . symbol cannot be used in LSL except in float values or vector components'. Detected around: " + SecurityM.Captures[0].Value);
SecurityM = Regex.Match(checkscript, @"typeof\s", RegexOptions.Compiled | RegexOptions.Multiline | RegexOptions.Singleline);
if (SecurityM.Success)
throw new Exception("CS0103: 'The object.typeof method isn't allowed in LSL'");
SecurityM = Regex.Match(checkscript, @"GetType\(", RegexOptions.Compiled | RegexOptions.Multiline | RegexOptions.Singleline);
if (SecurityM.Success)
throw new Exception("CS0103: 'The object.GetType method isn't allowed in LSL'");
for (int p = 0; p < Script.Length; p++)
{
C = Script.Substring(p, 1);
while (true)
{
// found " and last was not \ so this is not an escaped \"
if (C == "\"" && last_was_escape == false)
{
// Toggle inside/outside quote
in_quote = !in_quote;
if (in_quote)
{
quote_replaced_count++;
}
else
{
if (quote == String.Empty)
{
// We didn't replace quote, probably because of empty string?
_Script += quote_replacement_string +
quote_replaced_count.ToString().PadLeft(5, "0".ToCharArray()[0]);
}
// We just left a quote
quotes.Add(
quote_replacement_string +
quote_replaced_count.ToString().PadLeft(5, "0".ToCharArray()[0]), quote);
quote = String.Empty;
}
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
// Remove state definitions and add state names to start of each event within state
//
int ilevel = 0;
int lastlevel = 0;
string ret = String.Empty;
string cache = String.Empty;
bool in_state = false;
string current_statename = String.Empty;
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_\(\)]*{",
Regex.Match(cache, @"(?![a-zA-Z_]+)\s*(state\s+)?(?<statename>[a-zA-Z_][a-zA-Z_0-9]*)[^a-zA-Z_0-9\(\)]*{",
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["statename"].Captures[0].Value;
//Console.WriteLine("Current statename: " + current_statename);
cache =
//@"(?<s1>(?![a-zA-Z_]+)\s*)" + @"([a-zA-Z_]+)(?<s2>[^a-zA-Z_\(\)]*){",
Regex.Replace(cache,
@"(?<s1>(?![a-zA-Z_]+)\s*)" + @"(state\s+)?([a-zA-Z_][a-zA-Z_0-9]*)(?<s2>[^a-zA-Z_0-9\(\)]*){",
"${s1}${s2}",
RegexOptions.Compiled | RegexOptions.Multiline | RegexOptions.Singleline | RegexOptions.IgnoreCase);
}
ret += cache;
cache = String.Empty;
}
if (ilevel == 0 && lastlevel == 1)
{
// 1 => 0: Remove last }
if (in_state == true)
{
cache = cache.Remove(cache.Length - 1, 1);
//cache = Regex.Replace(cache, "}$", String.Empty, 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" + "<STATE>" + "$2", RegexOptions.Compiled | RegexOptions.Multiline | RegexOptions.Singleline);
//Console.WriteLine("Replacing using statename: " + current_statename);
cache =
Regex.Replace(cache,
@"^(\s*)((?!(if|switch|for|while)[^a-zA-Z0-9_])[a-zA-Z0-9_]*\s*\([^\)]*\)[^;]*\{)",
@"$1public " + current_statename + "_event_$2",
RegexOptions.Compiled | RegexOptions.Multiline | RegexOptions.Singleline | RegexOptions.IgnoreCase);
}
ret += cache;
cache = String.Empty;
in_state = true;
current_statename = String.Empty;
}
break;
}
lastlevel = ilevel;
}
ret += cache;
cache = String.Empty;
Script = ret;
ret = String.Empty;
foreach (string key in dataTypes.Keys)
{
string val;
dataTypes.TryGetValue(key, out val);
// Replace CAST - (integer) with (int)
Script =
Regex.Replace(Script, @"\(" + key + @"\)", @"(" + val + ")",
RegexOptions.Compiled | RegexOptions.Multiline);
// Replace return types and function variables - integer a() and f(integer a, integer a)
Script =
Regex.Replace(Script, @"(^|;|}|[\(,])(\s*)" + key + @"(\s+)", @"$1$2" + val + "$3",
RegexOptions.Compiled | RegexOptions.Multiline);
Script =
Regex.Replace(Script, @"(^|;|}|[\(,])(\s*)" + key + @"(\s*)[,]", @"$1$2" + val + "$3,",
RegexOptions.Compiled | RegexOptions.Multiline);
}
// Add "void" in front of functions that needs it
Script =
Regex.Replace(Script,
@"^(\s*public\s+)?((?!(if|switch|for)[^a-zA-Z0-9_])[a-zA-Z0-9_]*\s*\([^\)]*\)[^;]*\{)",
@"$1void $2", RegexOptions.Compiled | RegexOptions.Multiline | RegexOptions.Singleline);
// Replace <x,y,z> and <x,y,z,r>
Script =
Regex.Replace(Script, @"<([^,>;]*,[^,>;]*,[^,>;]*,[^,>;]*)>", @"new LSL_Types.Quaternion($1)",
RegexOptions.Compiled | RegexOptions.Multiline | RegexOptions.Singleline);
Script =
Regex.Replace(Script, @"<([^,>;)]*,[^,>;]*,[^,>;]*)>", @"new LSL_Types.Vector3($1)",
RegexOptions.Compiled | RegexOptions.Multiline | RegexOptions.Singleline);
// Replace List []'s
Script =
Regex.Replace(Script, @"\[([^\]]*)\]", @"new LSL_Types.list($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 "state STATENAME" with "state("statename")"
Script =
Regex.Replace(Script, @"(state)\s+([^;\n\r]+)(;[\r\n\s])", "$1(\"$2\")$3",
RegexOptions.Compiled | RegexOptions.Multiline | RegexOptions.Singleline | RegexOptions.IgnoreCase);
// REPLACE BACK QUOTES
foreach (string key in quotes.Keys)
{
string val;
quotes.TryGetValue(key, out val);
Script = Script.Replace(key, "\"" + val + "\"");
}
//System.Console.WriteLine(Script);
Return = String.Empty;// +
//"using OpenSim.Region.ScriptEngine.Common; using System.Collections.Generic;";
//Return += String.Empty +
// "namespace SecondLife { ";
//Return += String.Empty +
// //"[Serializable] " +
// "public class Script : OpenSim.Region.ScriptEngine.Common.LSL_BaseClass { ";
//Return += @"public Script() { } ";
Return += Script;
//Return += "} }\r\n";
quotes.Clear();
return Return;
}
}
}