/
FlagCommand.java
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/
FlagCommand.java
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package net.aufdemrand.denizen.scripts.commands.core;
import net.aufdemrand.denizen.exceptions.CommandExecutionException;
import net.aufdemrand.denizen.exceptions.InvalidArgumentsException;
import net.aufdemrand.denizen.flags.FlagManager;
import net.aufdemrand.denizen.flags.FlagManager.Flag;
import net.aufdemrand.denizen.objects.*;
import net.aufdemrand.denizen.scripts.ScriptEntry;
import net.aufdemrand.denizen.scripts.commands.AbstractCommand;
import net.aufdemrand.denizen.utilities.debugging.dB;
import org.bukkit.event.Listener;
/**
* Sets a server or player/npc 'flag'. Flags can hold information to check against
* with the FLAGGED requirement, or store important information.
*
* @author Jeremy Schroeder
* @version 1.0
*
*/
public class FlagCommand extends AbstractCommand implements Listener {
@Override
public void parseArgs(ScriptEntry scriptEntry) throws InvalidArgumentsException {
boolean specified_target = false;
for (aH.Argument arg : aH.interpret(scriptEntry.getArguments())) {
// A duration on a flag will set it to expire after the
// specified amount of time
if (!scriptEntry.hasObject("duration")
&& arg.matchesPrefix("duration, d")
&& arg.matchesArgumentType(Duration.class)) {
scriptEntry.addObject("duration", arg.asType(Duration.class));
}
// Allow a p@player or n@npc entity to specify the target
// to be flagged
else if (!scriptEntry.hasObject("flag_target")
&& arg.matchesArgumentType(dNPC.class)) {
specified_target = true;
scriptEntry.addObject("flag_target", arg.asType(dNPC.class));
} else if (!scriptEntry.hasObject("flag_target")
&& arg.matchesArgumentType(dPlayer.class)) {
specified_target = true;
scriptEntry.addObject("flag_target", arg.asType(dPlayer.class));
}
// Also allow attached dObjects to be specified...
else if (!scriptEntry.hasObject("flag_target")
&& arg.matches("npc, denizen")) {
specified_target = true;
scriptEntry.addObject("flag_target", scriptEntry.getNPC());
} else if (!scriptEntry.hasObject("flag_target")
&& arg.matches("global, server")) {
specified_target = true;
scriptEntry.addObject("flag_target", new Element("server"));
} else if (!scriptEntry.hasObject("flag_target")
&& arg.matches("player")) {
specified_target = true;
scriptEntry.addObject("flag_target", scriptEntry.getPlayer());
}
// Check if setting a boolean
else if (!scriptEntry.hasObject("action")
&& arg.raw_value.split(":", 3).length == 1) {
scriptEntry.addObject("action", FlagManager.Action.SET_BOOLEAN);
scriptEntry.addObject("flag_name", arg.asElement());
}
// Check for flag_name:value/action
else if (!scriptEntry.hasObject("action")
&& arg.raw_value.split(":", 3).length == 2) {
String[] flagArgs = arg.raw_value.split(":", 2);
scriptEntry.addObject("flag_name", new Element(flagArgs[0].toUpperCase()));
if (flagArgs[1].equals("++") || flagArgs[1].equals("+"))
scriptEntry.addObject("action", FlagManager.Action.INCREASE);
else if (flagArgs[1].equals("--") || flagArgs[1].equals("-"))
scriptEntry.addObject("action", FlagManager.Action.DECREASE);
else if (flagArgs[1].equals("!"))
scriptEntry.addObject("action", FlagManager.Action.DELETE);
else if (flagArgs[1].equals("<-"))
scriptEntry.addObject("action", FlagManager.Action.REMOVE);
else {
// No ACTION, we're just setting a value...
scriptEntry.addObject("action", FlagManager.Action.SET_VALUE);
scriptEntry.addObject("value", new Element(flagArgs[1]));
}
}
// Check for flag_name:action:value
else if (!scriptEntry.hasObject("action")
&& arg.raw_value.split(":", 3).length == 3) {
String[] flagArgs = arg.raw_value.split(":", 3);
scriptEntry.addObject("flag_name", new Element(flagArgs[0].toUpperCase()));
scriptEntry.addObject("value", new Element(flagArgs[2]));
if (flagArgs[1].startsWith("->"))
scriptEntry.addObject("action", FlagManager.Action.INSERT);
else if (flagArgs[1].startsWith("<-"))
scriptEntry.addObject("action", FlagManager.Action.REMOVE);
else if (flagArgs[1].startsWith("|"))
scriptEntry.addObject("action", FlagManager.Action.SPLIT);
else if (flagArgs[1].startsWith("+"))
scriptEntry.addObject("action", FlagManager.Action.INCREASE);
else if (flagArgs[1].startsWith("-"))
scriptEntry.addObject("action", FlagManager.Action.DECREASE);
else if (flagArgs[1].startsWith("*"))
scriptEntry.addObject("action", FlagManager.Action.MULTIPLY);
else if (flagArgs[1].startsWith("/"))
scriptEntry.addObject("action", FlagManager.Action.DIVIDE);
}
else dB.echoDebug("Unhandled argument: " + arg.raw_value);
}
// Set defaults
if (!specified_target)
scriptEntry.defaultObject("flag_target", scriptEntry.getPlayer());
// Check required arguments
if (!scriptEntry.hasObject("action"))
throw new InvalidArgumentsException("Must specify a flag action or value.");
if (!scriptEntry.hasObject("flag_target"))
throw new InvalidArgumentsException("Must specify a flag target!");
}
@Override
public void execute(ScriptEntry scriptEntry) throws CommandExecutionException {
dObject flag_target = scriptEntry.getdObject("flag_target");
Duration duration = (Duration) scriptEntry.getObject("duration");
FlagManager.Action action = (FlagManager.Action) scriptEntry.getObject("action");
Element value = scriptEntry.getElement("value");
Element name = scriptEntry.getElement("flag_name");
int index = -1;
// Set working index, if specified.
// Usage example: - FLAG FLAGNAME[3]:VALUE specifies an index of 3 should be set with VALUE.
if (name.asString().contains("[")) {
try {
index = Integer.valueOf(name.asString().split("\\[")[1].replace("]", ""));
} catch (Exception e) { index = -1; }
name = Element.valueOf(name.asString().split("\\[")[0]);
}
// Send information to debugger
dB.report(getName(),
name.debug() + (index > 0 ? aH.debugObj("Index", String.valueOf(index)) : "")
+ aH.debugUniqueObj("Action/Value", action.toString(), (value != null ? value.asString() : "null"))
+ (duration != null ? duration.debug() : "")
+ flag_target.debug());
Flag flag;
// Returns existing flag (if existing), or a new flag if not
if (flag_target instanceof Element)
flag = denizen.flagManager().getGlobalFlag(name.asString());
else if (flag_target instanceof dPlayer)
flag = denizen.flagManager().getPlayerFlag(((dPlayer) flag_target).getName(), name.asString());
else if (flag_target instanceof dNPC)
flag = denizen.flagManager().getNPCFlag(((dNPC) flag_target).getId(), name.asString());
else throw new CommandExecutionException("Could not fetch a flag for this entity: " + flag_target.debug());
// Do the action!
flag.doAction(action, value, index);
// Set flag duration
if (duration != null && duration.getSeconds() > 0)
flag.setExpiration(System.currentTimeMillis()
+ Double.valueOf(duration.getSeconds() * 1000).longValue());
else flag.setExpiration(0L);
}
}