/*
* Created on 29/12/2004
* Created by Paul Duran
* Copyright (C) 2004 Aelitis, All Rights Reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* AELITIS, SARL au capital de 30,000 euros
* 8 Allee Lenotre, La Grille Royale, 78600 Le Mesnil le Roi, France.
*
*/
package org.gudy.azureus2.ui.console.commands;
import java.util.Iterator;
import java.util.List;
import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.Option;
import org.gudy.azureus2.ui.console.ConsoleInput;
/**
* the alias command will add/remove/modify aliases to the CLI input reader.
* aliases will be expanded and take priority over standard commands.
* @author pauld
*/
public class Alias extends OptionsConsoleCommand {
/**
* @param _commandNames
*/
public Alias() {
super("alias");
getOptions().addOption(new Option("d", "delete", false, "delete the specified alias"));
}
/* (non-Javadoc)
* @see org.gudy.azureus2.ui.console.commands.IConsoleCommand#getCommandDescriptions()
*/
public String getCommandDescriptions() {
return "alias [-d] [aliasname] [arguments...]\tadd/modify/delete aliases. use with no argument to show existing aliases";
}
/* (non-Javadoc)
* @see org.gudy.azureus2.ui.console.commands.OptionsConsoleCommand#execute(java.lang.String, org.gudy.azureus2.ui.console.ConsoleInput, org.apache.commons.cli.CommandLine)
*/
public void execute(String commandName, ConsoleInput console, CommandLine commandLine) {
List args = commandLine.getArgList();
if( args.isEmpty() )
{
if( commandLine.hasOption('d') )
console.out.println(commandName + " --delete requires the name of an alias to remove");
else
printAliases(console);
return;
}
if( commandLine.hasOption('d') )
deleteAlias(console, (String) args.get(0));
else
{
String aliasName = (String) args.remove(0);
if( args.isEmpty() )
{
printAlias(console, aliasName);
}
else
addAlias( console, aliasName, args );
}
}
/**
* @param aliasName
*/
private void printAlias(ConsoleInput ci, String aliasName) {
String aliasText = (String) ci.aliases.get(aliasName);
if( aliasText == null )
{
ci.out.println("> Error: Alias '" + aliasName + "' does not exist");
}
else
{
ci.out.println("> " + aliasName + "=" + aliasText);
}
}
/**
* @param object
*/
private void deleteAlias(ConsoleInput ci, String aliasName) {
// ci.out.println("removing alias: " + aliasName);
if( ci.aliases.remove(aliasName) == null )
{
ci.out.println("> Error: Alias '" + aliasName + "' does not exist");
}
else
{
ci.out.println("> Alias: '" + aliasName + "' deleted");
ci.saveAliases();
}
}
/**
* @param object
* @param argList
*/
private void addAlias(ConsoleInput ci, String aliasName, List argList) {
// ci.out.println("adding alias: " + aliasName);
StringBuffer aliasText = new StringBuffer();
for (Iterator iter = argList.iterator(); iter.hasNext();) {
String arg = (String) iter.next();
if( arg.indexOf(" ") != -1 )
aliasText.append("\"").append(arg).append("\"");
else
aliasText.append(arg);
aliasText.append(" ");
}
ci.aliases.put(aliasName, aliasText.toString());
ci.saveAliases();
printAlias(ci, aliasName);
}
/**
* prints out a list of all the aliases
* @param out
*/
private void printAliases(ConsoleInput ci) {
for (Iterator iter = ci.aliases.keySet().iterator(); iter.hasNext();) {
String aliasName = (String)iter.next();
printAlias(ci, aliasName);
}
}
}