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Add support for C# script extensions

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- Allow defining function for use into the script
- Allow defining a ChatBot for loading it into MCC
- Improve sample script and add more examples
- Todo add new documentation into the readme file
This commit is contained in:
ORelio 2015-06-21 18:45:43 +02:00
parent a6b3bf0481
commit e29b4ee545
6 changed files with 115 additions and 26 deletions
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47
MinecraftClient/ChatBots/Script.cs
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@ -97,7 +97,7 @@ namespace MinecraftClient.ChatBots
tpause = new ManualResetEvent(false);
thread = new Thread(() =>
{
if (!RunCSharpScript(String.Join("\n", lines), file, tpause) && owner != null)
if (!RunCSharpScript() && owner != null)
SendPrivateMessage(owner, "Script '" + file + "' failed to run.");
});
thread.Start();
@ -160,16 +160,37 @@ namespace MinecraftClient.ChatBots
}
}
private bool RunCSharpScript(string script, string filename = "C# Script", ManualResetEvent tpause = null)
private bool RunCSharpScript()
{
//Script compatibility check for handling future versions differently
if (!script.ToLower().StartsWith("//mccscript 1.0"))
if (lines.Length < 1 || lines[0] != "//MCCScript 1.0")
{
ConsoleIO.WriteLineFormatted("§8Script file '" + filename + "' does not start with a valid //MCCScript comment.");
LogToConsole("Script file '" + file + "' does not start with a valid //MCCScript identifier.");
return false;
}
//Create a simple ChatBot class from the given script, allowing access to ChatBot API
//Process different sections of the script file
bool scriptMain = true;
List<string> script = new List<string>();
List<string> extensions = new List<string>();
foreach (string line in lines)
{
if (line.StartsWith("//MCCScript"))
{
if (line.EndsWith("Extensions"))
scriptMain = false;
}
else if (scriptMain)
{
script.Add(line);
//Add breakpoints for step-by-step execution of the script
if (tpause != null && line.Trim().EndsWith(";"))
script.Add("tpause.WaitOne();");
}
else extensions.Add(line);
}
//Generate a ChatBot class, allowing access to the ChatBot API
string code = String.Join("\n", new string[]
{
"using System;",
@ -178,12 +199,12 @@ namespace MinecraftClient.ChatBots
"using MinecraftClient;",
"namespace ScriptLoader {",
"public class Script : ChatBot {",
"public void Run(ChatBot master, ManualResetEvent tpause) {",
"public void __run(ChatBot master, ManualResetEvent tpause) {",
"SetMaster(master);",
tpause != null
? script.Replace(";\n", ";\ntpause.WaitOne();\n")
: script,
"}}}",
String.Join("\n", script),
"}",
String.Join("\n", extensions),
"}}",
});
//Compile the C# class in memory using all the currently loaded assemblies
@ -202,16 +223,16 @@ namespace MinecraftClient.ChatBots
//Process compile warnings and errors
if (result.Errors.Count > 0)
{
ConsoleIO.WriteLineFormatted("§8Error loading '" + filename + "':\n" + result.Errors[0].ErrorText);
LogToConsole("Error loading '" + file + "':\n" + result.Errors[0].ErrorText);
return false;
}
//Run the compiled script with exception handling
object compiledScript = result.CompiledAssembly.CreateInstance("ScriptLoader.Script");
try { compiledScript.GetType().GetMethod("Run").Invoke(compiledScript, new object[] { this, tpause }); }
try { compiledScript.GetType().GetMethod("__run").Invoke(compiledScript, new object[] { this, tpause }); }
catch (Exception e)
{
ConsoleIO.WriteLineFormatted("§8Runtime error for '" + filename + "':\n" + e);
LogToConsole("Runtime error for '" + file + "':\n" + e);
return false;
}