public static OpsParsedStatement[] ParseScript(string script)
{
if (script == null || script.Length == 0)
{
return(null);
}
if (OpsConsole.Verbose)
{
OpsConsole.WriteLine("Parsing script starting.");
}
char lastChar = script[script.Length - 1];
if (lastChar != ';' && lastChar != '\n')
{
script += '\n';
}
ArrayList parsedStatements = new ArrayList();
int iStatement = 0;
for (Match statementMatch = StatementReg.Match(script); statementMatch.Success; iStatement++, statementMatch = statementMatch.NextMatch())
{
try
{
OpsParsedStatement parsedStatement = ParseStatement(statementMatch);
//statements can be null such as a ;
if (parsedStatement != null)
{
parsedStatements.Add(parsedStatement);
if (OpsConsole.Verbose)
{
OpsConsole.WriteLine("Parsing statement: \"{0}\"", parsedStatement);
}
}
}
catch (Exception e)
{
OpsConsole.WriteError(iStatement + 1, e, "Could not parse statement: {0}", statementMatch.Result("${statement}"));
throw;
}
}
OpsParsedStatement[] result = new OpsParsedStatement[parsedStatements.Count];
parsedStatements.CopyTo(result, 0);
if (OpsConsole.Verbose)
{
OpsConsole.WriteLine("Found {0} statements.", result.Length);
OpsConsole.WriteLine("Parsing script finished.");
}
return(result);
}
public static OpsParsedStatement ParseStatement(Match statementMatch)
{
string command = statementMatch.Result("${command}").Trim();
string invalid = statementMatch.Result("${invalid}");
if (command.Length == 0)
{
if (invalid.Length == 0)
{
return(null); // no statement
}
else
{
throw new OpsException("Could not pattern match statement.\nCheck that command and argument identifier match " + IdentifierExp + "\nand argument value with spaces are surrounded by single quotes.");
}
}
OpsParsedStatement result = new OpsParsedStatement();
result.Command = command;
string args = statementMatch.Result("${args}");
ParseArguments(result, args);
return(result);
}
public UnloadArguments(OpsParsedStatement statement)
{
OpsParsedArgument srcArg = statement.FindArgument("src");
if( srcArg == null )
{
srcArg = statement.FindArgument("");
if( srcArg == null )
throw OpsException.ArgRequired("src");
}
Src = srcArg.Value;
OpsParsedArgument filterArg = statement.FindArgument("Type");
if( filterArg != null )
{
if(0==string.Compare(filterArg.Value, "Texture", true) )
Type = ContentType.TEXTURES;
else if(0==string.Compare(filterArg.Value, "Textures", true) )
Type = ContentType.TEXTURES;
else if(0==string.Compare(filterArg.Value, "Model", true) )
Type = ContentType.MODELS;
else if(0==string.Compare(filterArg.Value, "Models", true) )
Type = ContentType.MODELS;
else if(0==string.Compare(filterArg.Value, "Both", true) )
Type = ContentType.GENERIC;
else
throw new OpsException("Type Argument is invalid. Value must be (Textures|Models|Both).");
}
}
public OpsStatement( OpsParsedStatement parsed, IOpsCommand command, object arguments)
{
Parsed = parsed;
OpsParsedArgument arg = parsed.FindArgument("Src");
ContentRegex = (arg == null) ? "(?# Default Expression ).*" : arg.Value;
Command = command;
Arguments = arguments;
}
public OpsStatement(OpsParsedStatement parsed, IOpsCommand command, object arguments)
{
Parsed = parsed;
OpsParsedArgument arg = parsed.FindArgument("Src");
ContentRegex = (arg == null) ? "(?# Default Expression ).*" : arg.Value;
Command = command;
Arguments = arguments;
}
public static void ParseArguments(OpsParsedStatement statement, string args)
{
ArrayList argList = new ArrayList();
for (Match argMatch = ArgsReg.Match(args); argMatch.Success; argMatch = argMatch.NextMatch())
{
OpsParsedArgument arg = new OpsParsedArgument();
arg.Name = argMatch.Result("${argName}").Trim();
string UnescapedArgValue = argMatch.Result("${argVal}");
arg.Value = EscapeTickReg.Replace(UnescapedArgValue, "'").Trim();
argList.Add(arg);
}
statement.Args = new OpsParsedArgument[argList.Count];
argList.CopyTo(statement.Args);
}
public static OpsParsedStatement[] ParseScript(string script)
{
if(script == null || script.Length == 0)
return null;
if(OpsConsole.Verbose)
OpsConsole.WriteLine("Parsing script starting.");
char lastChar = script[script.Length-1];
if( lastChar != ';' && lastChar != '\n')
script += '\n';
ArrayList parsedStatements = new ArrayList();
int iStatement = 0;
for (Match statementMatch = StatementReg.Match(script); statementMatch.Success; iStatement++, statementMatch = statementMatch.NextMatch())
{
try
{
OpsParsedStatement parsedStatement = ParseStatement(statementMatch);
//statements can be null such as a ;
if(parsedStatement != null)
{
parsedStatements.Add(parsedStatement);
if(OpsConsole.Verbose)
OpsConsole.WriteLine("Parsing statement: \"{0}\"", parsedStatement);
}
}
catch (Exception e)
{
OpsConsole.WriteError( iStatement+1, e, "Could not parse statement: {0}", statementMatch.Result("${statement}"));
throw;
}
}
OpsParsedStatement[] result = new OpsParsedStatement[parsedStatements.Count];
parsedStatements.CopyTo(result, 0);
if(OpsConsole.Verbose)
{
OpsConsole.WriteLine("Found {0} statements.", result.Length);
OpsConsole.WriteLine("Parsing script finished.");
}
return result;
}
public static void ParseArguments(OpsParsedStatement statement, string args)
{
ArrayList argList = new ArrayList();
for (Match argMatch = ArgsReg.Match(args); argMatch.Success; argMatch = argMatch.NextMatch())
{
OpsParsedArgument arg = new OpsParsedArgument();
arg.Name = argMatch.Result("${argName}").Trim();
string UnescapedArgValue = argMatch.Result("${argVal}");
arg.Value = EscapeTickReg.Replace(UnescapedArgValue, "'").Trim();
argList.Add(arg);
}
statement.Args = new OpsParsedArgument[argList.Count];
argList.CopyTo(statement.Args);
}
public static OpsParsedStatement ParseStatement(Match statementMatch)
{
string command = statementMatch.Result("${command}").Trim();
string invalid = statementMatch.Result("${invalid}");
if (command.Length == 0)
{
if(invalid.Length == 0)
return null; // no statement
else
throw new OpsException( "Could not pattern match statement.\nCheck that command and argument identifier match " + IdentifierExp + "\nand argument value with spaces are surrounded by single quotes.");
}
OpsParsedStatement result = new OpsParsedStatement();
result.Command = command;
string args = statementMatch.Result("${args}");
ParseArguments(result, args);
return result;
}
public OpsScript(OpsCommandLibrary library, string script)
{
OpsParsedStatement[] parsedStatements = OpsParser.ParseScript(script);
if (parsedStatements != null)
{
if (OpsConsole.Verbose)
{
OpsConsole.WriteLine("Prevalidating script starting.");
}
Statements = new OpsStatement[parsedStatements.Length];
for (int i = 0; i < parsedStatements.Length; i++)
{
OpsParsedStatement parsed = parsedStatements[i] as OpsParsedStatement;
IOpsCommand command = null;
object arguments = null;
if (OpsConsole.Verbose)
{
OpsConsole.WriteLine("Prevalidating statement #{0}: \"{1}\"", i, parsed);
}
try
{
command = library.GetCommand(parsed.Command);
}
catch (Exception e)
{
OpsConsole.WriteError(i + 1, e, "Unable to fetch command: " + parsed.Command);
throw;
}
if (command is IOpsRemappable)
{
try
{
command = (command as IOpsRemappable).RemapCommand(parsed);
}
catch (Exception e)
{
OpsConsole.WriteError(i + 1, e, "Unable to remap command: " + parsed.Command);
throw;
}
}
try
{
arguments = command.ParseArguments(parsed);
}
catch (Exception e)
{
OpsConsole.WriteError(i + 1, e, "Command failed to interpret the arguments.");
throw;
}
Statements[i] = new OpsStatement(parsed, command, arguments);
}
if (OpsConsole.Verbose)
{
OpsConsole.WriteLine("Prevalidating script finished.");
}
}
}
//IOpsCommand
public object ParseArguments(OpsParsedStatement statement)
{
return new UnloadArguments(statement);
}
