Saber-Factions/src/com/massivecraft/factions/cmd/CmdJoin.java

package com.massivecraft.factions.cmd;

import com.massivecraft.factions.Conf;
import com.massivecraft.factions.Faction;
import com.massivecraft.factions.P;
import com.massivecraft.factions.struct.Permission;

public class CmdJoin extends FCommand
{
	public CmdJoin()
	{
		super();
		this.aliases.add("join");
		
		this.requiredArgs.add("faction name");
		//this.optionalArgs.put("", "");
		
		this.permission = Permission.JOIN.node;
		this.disableOnLock = true;
		
		senderMustBePlayer = true;
		senderMustBeMember = false;
		senderMustBeModerator = false;
		senderMustBeAdmin = false;
	}
	
	@Override
	public void perform()
	{
		Faction faction = this.argAsFaction(0);
		if (faction == null) return;

		if ( ! faction.isNormal())
		{
			msg("<b>You may only join normal factions. This is a system faction.");
			return;
		}

		if (faction == myFaction)
		{
			msg("<b>You are already a member of %s", faction.getTag(fme));
			return;
		}

		if (Conf.factionMemberLimit > 0 && faction.getFPlayers().size() >= Conf.factionMemberLimit)
		{
			msg("<b>The faction %s is at the limit of %d members, so you cannot currently join.", faction.getTag(fme));
			return;
		}

		if (fme.hasFaction())
		{
			msg("<b>You must leave your current faction first.");
			return;
		}

		if (!Conf.canLeaveWithNegativePower && fme.getPower() < 0)
		{
			msg("<b>You cannot join a faction until your power is positive.");
			return;
		}

		if( ! (faction.getOpen() || faction.isInvited(fme) || fme.isAdminBypassing() || Permission.JOIN_ANY.has(sender, false)))
		{
			msg("<i>This faction requires invitation.");
			faction.msg("%s<i> tried to join your faction.", fme.describeTo(faction, true));
			return;
		}

		// if economy is enabled, they're not on the bypass list, and this command has a cost set, make 'em pay
		if ( ! payForCommand(Conf.econCostJoin, "to join a faction", "for joining a faction")) return;

		fme.msg("<i>You successfully joined %s", faction.getTag(fme));
		faction.msg("<i>%s joined your faction.", fme.describeTo(faction, true));

		fme.resetFactionData();
		fme.setFaction(faction);
		faction.deinvite(fme);

		if (Conf.logFactionJoin)
			P.p.log(fme.getName()+" joined the faction: "+faction.getTag());
	}
}