/
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.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.entity.Player;
import org.bukkit.event.Listener;
/**
* Sets a Player 'Flag'. Flags can hold information to check against
* with the FLAGGED requirement.
*
* @author Jeremy Schroeder
*/
public class FlagCommand extends AbstractCommand implements Listener {
public enum Action { SET_VALUE, SET_BOOLEAN, INCREASE, DECREASE, MULTIPLY, DIVIDE, INSERT, REMOVE, SPLIT, DELETE }
public enum Type { GLOBAL, SERVER, NPC, DENIZEN, PLAYER }
@Override
public void parseArgs(ScriptEntry scriptEntry) throws InvalidArgumentsException {
for (aH.Argument arg : aH.interpret(scriptEntry.getArguments())) {
if (!scriptEntry.hasObject("duration")
&& arg.matchesPrefix("duration"))
scriptEntry.addObject("duration", arg.asType(Duration.class));
else if (!scriptEntry.hasObject("target")
&& arg.matchesEnum(Type.values()))
scriptEntry.addObject("target", Type.valueOf(arg.getValue()));
// Determine flagAction and set the flagName/flagValue
else if (arg.raw_value.split(":", 3).length > 1) {
String[] flagArgs = arg.raw_value.split(":", 3);
scriptEntry.addObject("name", Element.valueOf(flagArgs[0].toUpperCase()));
if (flagArgs.length == 2) {
if (flagArgs[1].equals("+")
|| flagArgs[1].equals("++")) {
scriptEntry.addObject("action", Action.INCREASE);
scriptEntry.addObject("value", Element.valueOf("1"));
} else if (flagArgs[1].equals("-")
|| flagArgs[1].equals("--")) {
// Using equals instead of startsWith because
// people need to be able to set values like "-2"
scriptEntry.addObject("action", Action.DECREASE);
scriptEntry.addObject("value", Element.valueOf("1"));
} else if (flagArgs[1].startsWith("!")) {
scriptEntry.addObject("action", Action.DELETE);
} else if (flagArgs[1].startsWith("<-")) {
scriptEntry.addObject("action", Action.REMOVE);
} else {
scriptEntry.addObject("action", Action.SET_VALUE);
scriptEntry.addObject("value", Element.valueOf(flagArgs[1]));
}
} else if (flagArgs.length == 3) {
if (flagArgs[1].startsWith("->"))
scriptEntry.addObject("action", Action.INSERT);
else if (flagArgs[1].startsWith("<-"))
scriptEntry.addObject("action", Action.REMOVE);
else if (flagArgs[1].startsWith("|"))
scriptEntry.addObject("action", Action.SPLIT);
else if (flagArgs[1].startsWith("+"))
scriptEntry.addObject("action", Action.INCREASE);
else if (flagArgs[1].startsWith("-"))
scriptEntry.addObject("action", Action.DECREASE);
else if (flagArgs[1].startsWith("*"))
scriptEntry.addObject("action", Action.MULTIPLY);
else if (flagArgs[1].startsWith("/"))
scriptEntry.addObject("action", Action.DIVIDE);
if (!scriptEntry.hasObject("action"))
scriptEntry.addObject("action", Action.SET_VALUE);
scriptEntry.addObject("value", Element.valueOf(flagArgs[2]));
}
} else {
if (!scriptEntry.hasObject("name"))
scriptEntry.addObject("name", arg.asElement());
}
}
// Check required arguments
if (!scriptEntry.hasObject("name"))
throw new InvalidArgumentsException("Must specify a FLAG name.");
scriptEntry.defaultObject("action", Action.SET_BOOLEAN);
scriptEntry.defaultObject("value", Element.TRUE);
scriptEntry.defaultObject("duration", new Duration(-1));
scriptEntry.defaultObject("target", scriptEntry.hasPlayer() ? Type.PLAYER : null);
// Sets the official target
if (((Type) scriptEntry.getObject("target")).name().matches("^(DENIZEN|NPC)$")) {
if (!scriptEntry.hasNPC() || !scriptEntry.getNPC().isValid())
throw new InvalidArgumentsException("Invalid NPC specified!");
scriptEntry.addObject("target", scriptEntry.getNPC().getDenizenEntity());
}
else if (((Type) scriptEntry.getObject("target")).name().matches("^PLAYER$")) {
if (!scriptEntry.hasPlayer() || !scriptEntry.getPlayer().isValid())
throw new InvalidArgumentsException("Invalid player specified!");
scriptEntry.addObject("target", scriptEntry.getPlayer().getDenizenEntity());
}
else
scriptEntry.addObject("target", "SERVER");
}
@Override
public void execute(ScriptEntry scriptEntry) throws CommandExecutionException {
String name = scriptEntry.getElement("name").asString();
String value = scriptEntry.getElement("value").asString();
Action action = (Action) scriptEntry.getObject("action");
Duration duration = (Duration) scriptEntry.getObject("duration");
dEntity target = null;
if (scriptEntry.getObject("target") instanceof dEntity)
target = (dEntity) scriptEntry.getObject("target");
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.contains("[")) {
try {
index = Integer.valueOf(name.split("\\[")[1].replace("]", ""));
} catch (Exception e) { index = -1; }
name = name.split("\\[")[0];
}
// Send information to debugger
dB.report(getName(),
aH.debugObj("Name", name)
+ (index > 0 ? aH.debugObj("Index", String.valueOf(index)) : "")
+ aH.debugUniqueObj("Action/Value", action.toString(), (value != null ? value : "null"))
+ (duration.getSeconds() > 0 ? duration.debug() : "")
+ aH.debugObj("Target", (target != null ? (target.isNPC() ? target.getNPC() : target.isPlayer() ? target.getPlayer() : target.getType()) : "Server")));
Flag flag = null;
// Returns existing flag (if existing), or a new flag if not
if (target == null)
flag = denizen.flagManager().getGlobalFlag(name);
else if (target.isPlayer())
flag = denizen.flagManager().getPlayerFlag(target.getPlayer().getName(), name);
else if (target.isNPC())
flag = denizen.flagManager().getNPCFlag(target.getNPC().getId(), name);
// Do flagAction
switch (action) {
case INCREASE: case DECREASE: case MULTIPLY: case DIVIDE:
double currentValue = flag.get(index).asDouble();
flag.set(Double.toString(math(currentValue, Double.valueOf(value), action)), index);
break;
case SET_BOOLEAN:
flag.set("true", index);
break;
case SET_VALUE:
flag.set(value, index);
break;
case INSERT:
flag.add(value);
break;
case REMOVE:
flag.remove(value, index);
break;
case SPLIT:
flag.split(value);
break;
case DELETE:
flag.clear();
}
// Set flag duration
if (duration.getSeconds() > 0)
flag.setExpiration(System.currentTimeMillis()
+ Double.valueOf(duration.getSeconds() * 1000).longValue());
else
flag.setExpiration(0L);
}
private double math(double currentValue, double value, Action flagAction) {
switch (flagAction) {
case INCREASE:
return currentValue + value;
case DECREASE:
return currentValue - value;
case MULTIPLY:
return currentValue * value;
case DIVIDE:
return currentValue / value;
default:
break;
}
return 0;
}
}