package com.planet_ink.coffee_mud.Commands;
import com.planet_ink.coffee_mud.core.interfaces.*;
import com.planet_ink.coffee_mud.core.*;
import com.planet_ink.coffee_mud.Abilities.interfaces.*;
import com.planet_ink.coffee_mud.Areas.interfaces.*;
import com.planet_ink.coffee_mud.Behaviors.interfaces.*;
import com.planet_ink.coffee_mud.CharClasses.interfaces.*;
import com.planet_ink.coffee_mud.Commands.interfaces.*;
import com.planet_ink.coffee_mud.Common.interfaces.*;
import com.planet_ink.coffee_mud.Exits.interfaces.*;
import com.planet_ink.coffee_mud.Items.interfaces.*;
import com.planet_ink.coffee_mud.Locales.interfaces.*;
import com.planet_ink.coffee_mud.MOBS.interfaces.*;
import com.planet_ink.coffee_mud.Races.interfaces.*;
import java.util.*;
/*
Copyright 2000-2006 Bo Zimmerman
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
public class Load extends StdCommand
{
public Load(){}
private String[] access={"LOAD"};
public String[] getAccessWords(){return access;}
public boolean execute(MOB mob, Vector commands)
throws java.io.IOException
{
String list="RESOURCE, FACTION, "+CMParms.toStringList(CMClass.OBJECT_DESCS);
if(commands.size()<3)
{
mob.tell("LOAD what? Use LOAD "+list+" [CLASS NAME]");
return false;
}
String what=(String)commands.elementAt(1);
String name=CMParms.combine(commands,2);
if((what.equalsIgnoreCase("FACTION"))
&&(CMSecurity.isAllowed(mob,mob.location(),"CMDFACTIONS")))
{
Faction F=CMLib.factions().getFaction(name);
if(F==null)
mob.tell("Faction file '"+name+"' was not found.");
else
mob.tell("Faction '"+F.name()+"' from file '"+name+"' was loaded.");
return false;
}
else
if(what.equalsIgnoreCase("RESOURCE"))
{
CMFile F=new CMFile(name,mob,true);
if((!F.exists())||(!F.canRead()))
mob.tell("File '"+name+"' could not be accessed.");
else
{
StringBuffer buf=Resources.getFileResource(name,true); // enforces its own security
if((buf==null)||(buf.length()==0))
mob.tell("Resource '"+name+"' was not found.");
else
mob.tell("Resource '"+name+"' was loaded.");
}
}
else
if(CMSecurity.isASysOp(mob))
{
try
{
if(name.toUpperCase().endsWith(".JAVA"))
{
Class C=null;
Object CO=null;
try{
C=Class.forName("com.sun.tools.javac.Main", true, CMClass.instance());
if(C!=null) CO=C.newInstance();
}catch(Exception e){
Log.errOut("Load",e.getMessage());
}
if(CO==null)
{
mob.tell("Unable to instantiate compiler. You might try including your Java JDK's lib/tools.jar in your classpath next time you boot the mud.");
return false;
}
String[] args=new String[]{name};
java.lang.reflect.Method M=C.getMethod("compile",new Class[]{args.getClass()});
Object returnVal=M.invoke(CO,new Object[]{args});
if((returnVal instanceof Integer)&&(((Integer)returnVal).intValue()<0))
{
mob.tell("Compile failed, for some reason. :(");
return false;
}
name=name.substring(0,name.length()-5)+".class";
}
String unloadClassName=name;
if(unloadClassName.toUpperCase().endsWith(".CLASS"))
unloadClassName=unloadClassName.substring(0,unloadClassName.length()-6);
unloadClassName=unloadClassName.replace('\\','.');
unloadClassName=unloadClassName.replace('/','.');
if(what.equalsIgnoreCase("CLASS"))
{
Object O=CMClass.getClass(unloadClassName);
if(O!=null)
{
int x=CMClass.classCode(O);
if(x>=0) what=CMClass.OBJECT_DESCS[x];
}
}
if(CMClass.classCode(what)<0)
mob.tell("Don't know how to load a '"+what+"'. Try one of the following: "+list);
else
{
Object O=CMClass.getClass(unloadClassName);
if((O instanceof CMObject)
&&(name.toUpperCase().endsWith(".CLASS"))
&&(CMClass.delClass(what,(CMObject)O)))
mob.tell(unloadClassName+" was unloaded.");
if(CMClass.loadClass(what,name))
{
mob.tell(CMStrings.capitalizeAndLower(what)+" "+name+" was loaded. Mind your casing in this string!");
return true;
}
}
}
catch(Throwable t)
{
Log.errOut("Load",t.getClass().getName()+": "+t.getMessage());
}
mob.tell(CMStrings.capitalizeAndLower(what)+" "+name+" was not loaded.");
}
return false;
}
public boolean canBeOrdered(){return true;}
public boolean securityCheck(MOB mob){return CMSecurity.isAllowed(mob,mob.location(),"LOADUNLOAD");}
}
