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• RubyEtc.java

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org.jruby.RubyEtc Maven / Gradle / Ivy

package org.jruby;

import org.jruby.anno.JRubyMethod;
import org.jruby.anno.JRubyModule;
import org.jruby.common.IRubyWarnings.ID;
import org.jruby.exceptions.RaiseException;
import org.jruby.ext.posix.Passwd;
import org.jruby.ext.posix.Group;
import org.jruby.ext.posix.POSIX;
import org.jruby.ext.posix.util.Platform;
import org.jruby.runtime.Block;
import org.jruby.runtime.ThreadContext;
import org.jruby.runtime.builtin.IRubyObject;

@JRubyModule(name="Etc")
public class RubyEtc {
    public static RubyModule createEtcModule(Ruby runtime) {
        RubyModule etcModule = runtime.defineModule("Etc");

        runtime.setEtc(etcModule);
        
        etcModule.defineAnnotatedMethods(RubyEtc.class);
        
        definePasswdStruct(runtime);
        defineGroupStruct(runtime);
        
        return etcModule;
    }
    
    private static void definePasswdStruct(Ruby runtime) {
        IRubyObject[] args = new IRubyObject[] {
                runtime.newString("Passwd"),
                runtime.newSymbol("name"),
                runtime.newSymbol("passwd"),
                runtime.newSymbol("uid"),
                runtime.newSymbol("gid"),
                runtime.newSymbol("gecos"),
                runtime.newSymbol("dir"),
                runtime.newSymbol("shell"),
                runtime.newSymbol("change"),
                runtime.newSymbol("uclass"),
                runtime.newSymbol("expire")
        };
        
        runtime.setPasswdStruct(RubyStruct.newInstance(runtime.getStructClass(), args, Block.NULL_BLOCK));
    }

    private static void defineGroupStruct(Ruby runtime) {
        IRubyObject[] args = new IRubyObject[] {
                runtime.newString("Group"),
                runtime.newSymbol("name"),
                runtime.newSymbol("passwd"),
                runtime.newSymbol("gid"),
                runtime.newSymbol("mem")
        };
        
        runtime.setGroupStruct(RubyStruct.newInstance(runtime.getStructClass(), args, Block.NULL_BLOCK));
    }
    
    private static IRubyObject setupPasswd(Ruby runtime, Passwd passwd) {
        IRubyObject[] args = new IRubyObject[] {
                runtime.newString(passwd.getLoginName()),
                runtime.newString(passwd.getPassword()),
                runtime.newFixnum(passwd.getUID()),
                runtime.newFixnum(passwd.getGID()),
                runtime.newString(passwd.getGECOS()),
                runtime.newString(passwd.getHome()),
                runtime.newString(passwd.getShell()),
                runtime.newFixnum(passwd.getPasswdChangeTime()),
                runtime.newString(passwd.getAccessClass()),
                runtime.newFixnum(passwd.getExpire())

        };
        
        return RubyStruct.newStruct(runtime.getPasswdStruct(), args, Block.NULL_BLOCK);
    }

    
    private static IRubyObject setupGroup(Ruby runtime, Group group) {
        IRubyObject[] args = new IRubyObject[] {
                runtime.newString(group.getName()),
                runtime.newString(group.getPassword()),
                runtime.newFixnum(group.getGID()),
                intoStringArray(runtime, group.getMembers())
        };
        
        return RubyStruct.newStruct(runtime.getGroupStruct(), args, Block.NULL_BLOCK);
    }

    private static IRubyObject intoStringArray(Ruby runtime, String[] members) {
        IRubyObject[] arr = new IRubyObject[members.length];
        for(int i = 0; i