DMDirc-Client/src/main/java/com/dmdirc/commandparser/commands/server/Whois.java

/*
 * Copyright (c) 2006-2015 DMDirc Developers
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package com.dmdirc.commandparser.commands.server;

import com.dmdirc.ServerState;
import com.dmdirc.commandparser.BaseCommandInfo;
import com.dmdirc.commandparser.CommandArguments;
import com.dmdirc.commandparser.CommandInfo;
import com.dmdirc.commandparser.CommandType;
import com.dmdirc.commandparser.commands.BaseCommand;
import com.dmdirc.commandparser.commands.CommandOptions;
import com.dmdirc.commandparser.commands.context.CommandContext;
import com.dmdirc.commandparser.commands.context.ServerCommandContext;
import com.dmdirc.interfaces.CommandController;
import com.dmdirc.interfaces.Connection;
import com.dmdirc.interfaces.WindowModel;

import javax.annotation.Nonnull;
import javax.inject.Inject;

/**
 * Requests information about another user on the server.
 */
@CommandOptions(allowOffline = false)
public class Whois extends BaseCommand {

    /** A command info object for this command. */
    public static final CommandInfo INFO = new BaseCommandInfo("whois",
            "whois [nickname] - sends a whois request", CommandType.TYPE_SERVER);

    /**
     * Creates a new instance of this command.
     *
     * @param controller The controller to use for command information.
     */
    @Inject
    public Whois(final CommandController controller) {
        super(controller);
    }

    @Override
    public void execute(@Nonnull final WindowModel origin,
            final CommandArguments args, final CommandContext context) {
        final Connection connection = ((ServerCommandContext) context).getConnection();
        if (connection.getState() != ServerState.CONNECTED) {
            showError(origin, args.isSilent(), "Not connected");
            return;
        }

        connection.getParser().get().sendWhois(args.getArgumentsAsString());
    }
}