package me.libraryaddict.disguise.commands; import me.libraryaddict.disguise.disguisetypes.AnimalColor; import me.libraryaddict.disguise.disguisetypes.Disguise; import me.libraryaddict.disguise.disguisetypes.DisguiseType; import me.libraryaddict.disguise.disguisetypes.FlagWatcher; import me.libraryaddict.disguise.disguisetypes.MiscDisguise; import me.libraryaddict.disguise.disguisetypes.MobDisguise; import me.libraryaddict.disguise.disguisetypes.PlayerDisguise; import me.libraryaddict.disguise.disguisetypes.RabbitType; import me.libraryaddict.disguise.utilities.DisguiseUtilities; import org.bukkit.ChatColor; import org.bukkit.Material; import org.bukkit.block.BlockFace; import org.bukkit.command.CommandExecutor; import org.bukkit.command.CommandSender; import org.bukkit.entity.Ageable; import org.bukkit.entity.Animals; import org.bukkit.entity.Monster; import org.bukkit.inventory.ItemStack; import org.bukkit.permissions.PermissionAttachmentInfo; import org.bukkit.potion.PotionEffectType; import java.lang.reflect.InvocationTargetException; import java.lang.reflect.Method; import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; import java.util.HashMap; import java.util.Map.Entry; /** * @author libraryaddict */ public abstract class BaseDisguiseCommand implements CommandExecutor { public class DisguiseParseException extends Exception { private static final long serialVersionUID = 1276971370793124510L; public DisguiseParseException() { super(); } public DisguiseParseException(String string) { super(string); } } protected ArrayList getAllowedDisguises(HashMap, Boolean>> hashMap) { ArrayList allowedDisguises = new ArrayList<>(); for (DisguiseType type : hashMap.keySet()) { allowedDisguises.add(type.toReadable().replace(" ", "_")); } Collections.sort(allowedDisguises, String.CASE_INSENSITIVE_ORDER); return allowedDisguises; } protected HashMap, Boolean>> getPermissions(CommandSender sender) { return getPermissions(sender, "libsdisguises." + getClass().getSimpleName().replace("Command", "").toLowerCase() + "."); } protected HashMap getDisguisePermission(CommandSender sender, DisguiseType type) { switch (type) { case PLAYER: case FALLING_BLOCK: case PAINTING: case SPLASH_POTION: case FISHING_HOOK: case DROPPED_ITEM: HashMap returns = new HashMap<>(); String beginning = "libsdisguises.options." + getClass().getSimpleName().toLowerCase().replace("command", "") + "."; for (PermissionAttachmentInfo permission : sender.getEffectivePermissions()) { String lowerPerm = permission.getPermission().toLowerCase(); if (lowerPerm.startsWith(beginning)) { String[] split = lowerPerm.substring(beginning.length()).split("\\."); if (split.length > 1) { if (split[0].replace("_", "").equals(type.name().toLowerCase().replace("_", ""))) { for (int i = 1; i < split.length; i++) { returns.put(split[i], permission.getValue()); } } } } } return returns; default: return new HashMap<>(); } } protected Method[] getDisguiseWatcherMethods(Class watcherClass) { Method[] methods = watcherClass.getMethods(); methods = Arrays.copyOf(methods, methods.length + 4); int i = 4; for (String methodName : new String[]{"setViewSelfDisguise", "setHideHeldItemFromSelf", "setHideArmorFromSelf", "setHearSelfDisguise"}) { try { methods[methods.length - i--] = Disguise.class.getMethod(methodName, boolean.class); } catch (Exception ex) { ex.printStackTrace(System.out); } } return methods; } /** * Get perms for the node. Returns a hashmap of allowed disguisetypes and their options * * @param sender * @param permissionNode * @return */ protected HashMap, Boolean>> getPermissions(CommandSender sender, String permissionNode) { HashMap, Boolean>> singleDisguises = new HashMap<>(); HashMap, Boolean>> rangeDisguises = new HashMap<>(); HashMap perms = new HashMap<>(); for (PermissionAttachmentInfo permission : sender.getEffectivePermissions()) { String perm = permission.getPermission().toLowerCase(); if (perm.startsWith(permissionNode) && (!perms.containsKey(perm) || !permission.getValue())) { perms.put(perm, permission.getValue()); } } if (!perms.containsKey(permissionNode + "*") && sender.hasPermission(permissionNode + "*")) { perms.put(permissionNode + "*", true); } if (!perms.containsKey(permissionNode + "*.*") && sender.hasPermission(permissionNode + "*.*")) { perms.put(permissionNode + "*.*", true); } for (String perm : perms.keySet()) { if (perms.get(perm)) { perm = perm.substring(permissionNode.length()); String disguiseType = perm.split("\\.")[0]; DisguiseType dType = null; for (DisguiseType t : DisguiseType.values()) { if (t.name().replace("_", "").equalsIgnoreCase(disguiseType.replace("_", ""))) { dType = t; break; } } if (dType != null) { HashMap, Boolean> list; if (singleDisguises.containsKey(dType)) { list = singleDisguises.get(dType); } else { list = new HashMap<>(); singleDisguises.put(dType, list); } HashMap, Boolean> map1 = getOptions(perm); list.put(map1.keySet().iterator().next(), map1.values().iterator().next()); } else { for (DisguiseType type : DisguiseType.values()) { HashMap, Boolean> options = null; Class entityClass = type.getEntityClass(); if (disguiseType.equals("mob")) { if (type.isMob()) { options = getOptions(perm); } } else if (disguiseType.equals("animal") || disguiseType.equals("animals")) { if (Animals.class.isAssignableFrom(entityClass)) { options = getOptions(perm); } } else if (disguiseType.equals("monster") || disguiseType.equals("monsters")) { if (Monster.class.isAssignableFrom(entityClass)) { options = getOptions(perm); } } else if (disguiseType.equals("misc")) { if (type.isMisc()) { options = getOptions(perm); } } else if (disguiseType.equals("ageable")) { if (Ageable.class.isAssignableFrom(entityClass)) { options = getOptions(perm); } } else if (disguiseType.equals("*")) { options = getOptions(perm); } if (options != null) { HashMap, Boolean> list; if (rangeDisguises.containsKey(type)) { list = rangeDisguises.get(type); } else { list = new HashMap<>(); rangeDisguises.put(type, list); } HashMap, Boolean> map1 = getOptions(perm); list.put(map1.keySet().iterator().next(), map1.values().iterator().next()); } } } } } for (String perm : perms.keySet()) { if (!perms.get(perm)) { perm = perm.substring(permissionNode.length()); String disguiseType = perm.split("\\.")[0]; DisguiseType dType = null; for (DisguiseType t : DisguiseType.values()) { if (t.name().replace("_", "").equalsIgnoreCase(disguiseType.replace("_", ""))) { dType = t; break; } } if (dType != null) { singleDisguises.remove(dType); rangeDisguises.remove(dType); } else { for (DisguiseType type : DisguiseType.values()) { boolean foundHim = false; Class entityClass = type.getEntityClass(); switch (disguiseType) { case "mob": if (type.isMob()) { foundHim = true; } break; case "animal": case "animals": if (Animals.class.isAssignableFrom(entityClass)) { foundHim = true; } break; case "monster": case "monsters": if (Monster.class.isAssignableFrom(entityClass)) { foundHim = true; } break; case "misc": if (type.isMisc()) { foundHim = true; } break; case "ageable": if (Ageable.class.isAssignableFrom(entityClass)) { foundHim = true; } break; case "*": foundHim = true; break; } if (foundHim) { rangeDisguises.remove(type); } } } } } HashMap, Boolean>> map = new HashMap<>(); for (DisguiseType type : DisguiseType.values()) { HashMap, Boolean> temp = new HashMap<>(); if (singleDisguises.containsKey(type)) { temp.putAll(singleDisguises.get(type)); } if (rangeDisguises.containsKey(type)) { temp.putAll(rangeDisguises.get(type)); } if (!temp.isEmpty()) { map.put(type, temp); } } return map; } private HashMap, Boolean> getOptions(String perm) { ArrayList list = new ArrayList<>(); boolean isRemove = true; String[] split = perm.split("\\."); for (int i = 1; i < split.length; i++) { String option = split[i]; boolean value = option.startsWith("-"); if (value) { option = option.substring(1); isRemove = false; } if (option.equals("baby")) { option = "setbaby"; } list.add(option); } HashMap, Boolean> options = new HashMap<>(); options.put(list, isRemove); return options; } protected boolean isDouble(String string) { try { Float.parseFloat(string); return true; } catch (Exception ex) { return false; } } protected boolean isNumeric(String string) { try { Integer.parseInt(string); return true; } catch (Exception ex) { return false; } } /** * Returns the disguise if it all parsed correctly. Returns a exception with a complete message if it didn't. The commandsender is purely used for checking permissions. Would defeat the purpose otherwise. To reach this point, the disguise has been feed a proper disguisetype. * * @param sender * @param args * @param map * @return * @throws BaseDisguiseCommand.DisguiseParseException * @throws java.lang.IllegalAccessException * @throws java.lang.reflect.InvocationTargetException */ protected Disguise parseDisguise(CommandSender sender, String[] args, HashMap, Boolean>> map) throws DisguiseParseException, IllegalAccessException, InvocationTargetException { if (map.isEmpty()) { throw new DisguiseParseException(ChatColor.RED + "You are forbidden to use this command."); } if (args.length == 0) { sendCommandUsage(sender, map); throw new DisguiseParseException(); } // How many args to skip due to the disugise being constructed // Time to start constructing the disguise. // We will need to check between all 3 kinds of disguises int toSkip = 1; ArrayList usedOptions = new ArrayList<>(); Disguise disguise = null; HashMap, Boolean> optionPermissions; if (args[0].startsWith("@")) { if (sender.hasPermission("libsdisguises.disguise.disguiseclone")) { disguise = DisguiseUtilities.getClonedDisguise(args[0].toLowerCase()); if (disguise == null) { throw new DisguiseParseException(ChatColor.RED + "Cannot find a disguise under the reference " + args[0]); } } else { throw new DisguiseParseException(ChatColor.RED + "You do not have perimssion to use disguise references!"); } optionPermissions = (map.containsKey(disguise.getType()) ? map.get(disguise.getType()) : new HashMap, Boolean>()); } else { DisguiseType disguiseType = null; if (args[0].equalsIgnoreCase("p")) { disguiseType = DisguiseType.PLAYER; } else { for (DisguiseType type : DisguiseType.values()) { if (args[0].equalsIgnoreCase(type.name()) || args[0].equalsIgnoreCase(type.name().replace("_", ""))) { disguiseType = type; break; } } } if (disguiseType == null) { throw new DisguiseParseException(ChatColor.RED + "Error! The disguise " + ChatColor.GREEN + args[0] + ChatColor.RED + " doesn't exist!"); } if (disguiseType.isUnknown()) { throw new DisguiseParseException(ChatColor.RED + "Error! You cannot disguise as " + ChatColor.GREEN + "Unknown!"); } if (disguiseType.getEntityType() == null) { throw new DisguiseParseException(ChatColor.RED + "Error! This version of minecraft does not have that disguise!"); } if (!map.containsKey(disguiseType)) { throw new DisguiseParseException(ChatColor.RED + "You are forbidden to use this disguise."); } optionPermissions = map.get(disguiseType); HashMap disguiseOptions = this.getDisguisePermission(sender, disguiseType); if (disguiseType.isPlayer()) { // If he is doing a player disguise if (args.length == 1) { // He needs to give the player name throw new DisguiseParseException(ChatColor.RED + "Error! You need to give a player name!"); } else { if (!disguiseOptions.isEmpty() && (!disguiseOptions.containsKey(args[1].toLowerCase()) || !disguiseOptions .get(args[1].toLowerCase()))) { throw new DisguiseParseException(ChatColor.RED + "Error! You don't have permission to use that name!"); } args[1] = args[1].replace("\\_", " "); // Construct the player disguise disguise = new PlayerDisguise(ChatColor.translateAlternateColorCodes('&', args[1])); toSkip++; } } else { if (disguiseType.isMob()) { // Its a mob, use the mob constructor boolean adult = true; if (args.length > 1) { if (args[1].equalsIgnoreCase("baby") || args[1].equalsIgnoreCase("adult")) { usedOptions.add("setbaby"); doCheck(optionPermissions, usedOptions); adult = args[1].equalsIgnoreCase("adult"); toSkip++; } } disguise = new MobDisguise(disguiseType, adult); } else if (disguiseType.isMisc()) { // Its a misc, we are going to use the MiscDisguise constructor. int miscId = -1; int miscData = -1; String secondArg = null; if (args.length > 1) { // They have defined more arguements! // If the first arg is a number if (args[1].contains(":")) { String[] split = args[1].split(":"); if (isNumeric(split[1])) { secondArg = split[1]; } args[1] = split[0]; } if (isNumeric(args[1])) { miscId = Integer.parseInt(args[1]); } else { if (disguiseType == DisguiseType.FALLING_BLOCK || disguiseType == DisguiseType.DROPPED_ITEM) { for (Material mat : Material.values()) { if (mat.name().replace("_", "").equalsIgnoreCase(args[1].replace("_", ""))) { miscId = mat.getId(); break; } } } } if (miscId != -1) { switch (disguiseType) { case PAINTING: case FALLING_BLOCK: case SPLASH_POTION: case DROPPED_ITEM: case FISHING_HOOK: case TIPPED_ARROW: case SPECTRAL_ARROW: case SMALL_FIREBALL: case FIREBALL: case WITHER_SKULL: break; default: throw new DisguiseParseException(ChatColor.RED + "Error! " + disguiseType.toReadable() + " doesn't know what to do with " + args[1] + "!"); } toSkip++; // If they also defined a data value if (args.length > 2 && secondArg == null && isNumeric(args[2])) { secondArg = args[2]; toSkip++; } if (secondArg != null) { if (disguiseType != DisguiseType.FALLING_BLOCK && disguiseType != DisguiseType.DROPPED_ITEM) { throw new DisguiseParseException(ChatColor.RED + "Error! Only the disguises " + DisguiseType.FALLING_BLOCK.toReadable() + " and " + DisguiseType.DROPPED_ITEM.toReadable() + " uses a second number!"); } miscData = Integer.parseInt(secondArg); } } } if (!disguiseOptions.isEmpty() && miscId != -1) { String toCheck = "" + miscId; if (miscData == 0 || miscData == -1) { if (!disguiseOptions.containsKey(toCheck) || !disguiseOptions.get(toCheck)) { toCheck += ":0"; } } else { toCheck += ":" + miscData; } if (!disguiseOptions.containsKey(toCheck) || !disguiseOptions.get(toCheck)) { throw new DisguiseParseException(ChatColor.RED + "Error! You do not have permission to use the parameter " + toCheck + " on the " + disguiseType.toReadable() + " disguise!"); } } if (miscId != -1) { if (disguiseType == DisguiseType.FALLING_BLOCK) { usedOptions.add("setblock"); doCheck(optionPermissions, usedOptions); } else if (disguiseType == DisguiseType.PAINTING) { usedOptions.add("setpainting"); doCheck(optionPermissions, usedOptions); } else if (disguiseType == DisguiseType.SPLASH_POTION) { usedOptions.add("setpotionid"); doCheck(optionPermissions, usedOptions); } } // Construct the disguise disguise = new MiscDisguise(disguiseType, miscId, miscData); } } } // Copy strings to their new range String[] newArgs = new String[args.length - toSkip]; System.arraycopy(args, toSkip, newArgs, 0, args.length - toSkip); args = newArgs; Method[] methods = this.getDisguiseWatcherMethods(disguise.getWatcher().getClass()); for (int i = 0; i < args.length; i += 2) { String methodName = args[i]; String valueString = (args.length - 1 == i ? null : args[i + 1]); Method methodToUse = null; Object value = null; DisguiseParseException storedEx = null; int c = 0; while (c < methods.length) { try { Entry entry = getMethod(methods, methodName, c); if (entry == null) { break; } methodToUse = entry.getKey(); c = entry.getValue(); methodName = methodToUse.getName(); Class[] types = methodToUse.getParameterTypes(); Class param = types[0]; if (valueString != null) { if (int.class == param) { // Parse to integer if (isNumeric(valueString)) { value = Integer.parseInt(valueString); } else { throw parseToException("number", valueString, methodName); } } else if (float.class == param || double.class == param) { // Parse to number if (isDouble(valueString)) { float obj = Float.parseFloat(valueString); if (param == float.class) { value = obj; } else if (param == double.class) { value = (double) obj; } } else { throw parseToException("number.0", valueString, methodName); } } else if (param == String.class) { // Parse to string value = ChatColor.translateAlternateColorCodes('&', valueString); } else if (param == AnimalColor.class) { // Parse to animal color try { value = AnimalColor.valueOf(valueString.toUpperCase()); } catch (Exception ex) { throw parseToException("animal color", valueString, methodName); } } else if (param == ItemStack.class) { // Parse to itemstack try { value = parseToItemstack(valueString); } catch (Exception ex) { throw new DisguiseParseException(String.format(ex.getMessage(), methodName)); } } else if (param == ItemStack[].class) { // Parse to itemstack array ItemStack[] items = new ItemStack[4]; String[] split = valueString.split(","); if (split.length == 4) { for (int a = 0; a < 4; a++) { try { items[a] = parseToItemstack(split[a]); } catch (Exception ex) { throw parseToException("item ID,ID,ID,ID" + ChatColor.RED + " or " + ChatColor.GREEN + "ID:Data,ID:Data,ID:Data,ID:Data combo", valueString, methodName); } } } else { throw parseToException("item ID,ID,ID,ID" + ChatColor.RED + " or " + ChatColor.GREEN + "ID:Data,ID:Data,ID:Data,ID:Data combo", valueString, methodName); } value = items; } else if (param.getSimpleName().equals("Color")) { // Parse to horse color value = callValueOf(param, valueString, methodName, "a horse color"); } else if (param.getSimpleName().equals("Style")) { // Parse to horse style value = callValueOf(param, valueString, methodName, "a horse style"); } else if (param.getSimpleName().equals("Profession")) { // Parse to villager profession value = callValueOf(param, valueString, methodName, "a villager profession"); } else if (param.getSimpleName().equals("Art")) { // Parse to art type value = callValueOf(param, valueString, methodName, "a painting art"); } else if (param.getSimpleName().equals("Type")) { // Parse to ocelot type value = callValueOf(param, valueString, methodName, "a ocelot type"); } else if (param == PotionEffectType.class) { // Parse to potion effect try { PotionEffectType potionType = PotionEffectType.getByName(valueString.toUpperCase()); if (potionType == null && isNumeric(valueString)) { potionType = PotionEffectType.getById(Integer.parseInt(valueString)); } if (potionType == null) { throw new DisguiseParseException(); } value = potionType; } catch (Exception ex) { throw parseToException("a potioneffect type", valueString, methodName); } } else if (param == int[].class) { String[] split = valueString.split(","); int[] values = new int[split.length]; for (int b = 0; b < values.length; b++) { try { values[b] = Integer.parseInt(split[b]); } catch (NumberFormatException ex) { throw parseToException("Number,Number,Number...", valueString, methodName); } } value = values; } else if (param == BlockFace.class) { try { BlockFace face = BlockFace.valueOf(valueString.toUpperCase()); if (face.ordinal() > 4) { throw new DisguiseParseException(); } value = face; } catch (Exception ex) { throw parseToException("a direction (north, east, south, west, up)", valueString, methodName); } } else if (param == RabbitType.class) { try { for (RabbitType type : RabbitType.values()) { if (type.name().replace("_", "") .equalsIgnoreCase(valueString.replace("_", "").replace(" ", ""))) { value = type; break; } } if (value == null) { throw new Exception(); } } catch (Exception ex) { throw parseToException("rabbit type (white, brown, patches...)", valueString, methodName); } } } if (value == null && boolean.class == param) { if (valueString == null) { value = true; i--; } else if (valueString.equalsIgnoreCase("true")) { value = true; } else if (valueString.equalsIgnoreCase("false")) { value = false; } else { if (getMethod(methods, valueString, 0) == null) { throw parseToException("true/false", valueString, methodName); } else { value = true; i--; } } } if (value != null) { break; } } catch (DisguiseParseException ex) { storedEx = ex; methodToUse = null; } catch (Exception ex) { ex.printStackTrace(System.out); methodToUse = null; } } if (methodToUse == null) { if (storedEx != null) { throw storedEx; } throw new DisguiseParseException(ChatColor.RED + "Cannot find the option " + methodName); } if (value == null) { throw new DisguiseParseException(ChatColor.RED + "No value was given for the option " + methodName); } if (!usedOptions.contains(methodName.toLowerCase())) { usedOptions.add(methodName.toLowerCase()); } doCheck(optionPermissions, usedOptions); if (FlagWatcher.class.isAssignableFrom(methodToUse.getDeclaringClass())) { methodToUse.invoke(disguise.getWatcher(), value); } else { methodToUse.invoke(disguise, value); } } // Alright. We've constructed our disguise. return disguise; } private Entry getMethod(Method[] methods, String methodName, int toStart) { for (int i = toStart; i < methods.length; i++) { Method method = methods[i]; if (!method.getName().startsWith("get") && method.getName().equalsIgnoreCase(methodName) && method.getAnnotation(Deprecated.class) == null && method.getParameterTypes().length == 1) { return new HashMap.SimpleEntry(method, ++i); } } return null; } private Object callValueOf(Class param, String valueString, String methodName, String description) throws DisguiseParseException { Object value; try { value = param.getMethod("valueOf", String.class).invoke(null, valueString.toUpperCase()); } catch (Exception ex) { throw parseToException(description, valueString, methodName); } return value; } private boolean passesCheck(HashMap, Boolean> map1, ArrayList usedOptions) { boolean hasPermission = false; for (ArrayList list : map1.keySet()) { boolean myPerms = true; for (String option : usedOptions) { if (!(map1.get(list) && list.contains("*")) && (list.contains(option) != map1.get(list))) { myPerms = false; break; } } if (myPerms) { hasPermission = true; } } return hasPermission; } private void doCheck(HashMap, Boolean> optionPermissions, ArrayList usedOptions) throws DisguiseParseException { if (!passesCheck(optionPermissions, usedOptions)) { throw new DisguiseParseException(ChatColor.RED + "You do not have the permission to use the option " + usedOptions.get(usedOptions.size() - 1)); } } private DisguiseParseException parseToException(String expectedValue, String receivedInstead, String methodName) { return new DisguiseParseException(ChatColor.RED + "Expected " + ChatColor.GREEN + expectedValue + ChatColor.RED + ", received " + ChatColor.GREEN + receivedInstead + ChatColor.RED + " instead for " + ChatColor.GREEN + methodName); } private ItemStack parseToItemstack(String string) throws Exception { String[] split = string.split(":", -1); if (isNumeric(split[0])) { int itemId = Integer.parseInt(split[0]); short itemDura = 0; if (split.length > 1) { if (isNumeric(split[1])) { itemDura = Short.parseShort(split[1]); } else { throw parseToException("item ID:Durability combo", string, "%s"); } } return new ItemStack(itemId, 1, itemDura); } else { if (split.length == 1) { throw parseToException("item ID", string, "%s"); } else { throw parseToException("item ID:Durability combo", string, "%s"); } } } protected abstract void sendCommandUsage(CommandSender sender, HashMap, Boolean>> map); }