    001/*
    002 * Copyright (c) 2016-2017 Daniel Ennis (Aikar) - MIT License
    003 *
    004 *  Permission is hereby granted, free of charge, to any person obtaining
    005 *  a copy of this software and associated documentation files (the
    006 *  "Software"), to deal in the Software without restriction, including
    007 *  without limitation the rights to use, copy, modify, merge, publish,
    008 *  distribute, sublicense, and/or sell copies of the Software, and to
    009 *  permit persons to whom the Software is furnished to do so, subject to
    010 *  the following conditions:
    011 *
    012 *  The above copyright notice and this permission notice shall be
    013 *  included in all copies or substantial portions of the Software.
    014 *
    015 *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
    016 *  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
    017 *  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
    018 *  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
    019 *  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
    020 *  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
    021 *  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
    022 */
    023
    024package co.aikar.commands;
    025
    026import net.md_5.bungee.api.ChatColor;
    027import net.md_5.bungee.api.CommandSender;
    028import net.md_5.bungee.api.ProxyServer;
    029import net.md_5.bungee.api.connection.ProxiedPlayer;
    030
    031import java.util.ArrayList;
    032import java.util.List;
    033import java.util.regex.Pattern;
    034import java.util.stream.Collectors;
    035
    036public class ACFBungeeUtil {
    037
    038    public static String color(String message) {
    039        return ChatColor.translateAlternateColorCodes('&', message);
    040    }
    041
    042    /**
    043     * Move to Message Keys on the CommandIssuer
    044     * @deprecated
    045     */
    046    @Deprecated
    047    public static void sendMsg(CommandSender player, String message) {
    048        message = color(message);
    049        for (String msg : ACFPatterns.NEWLINE.split(message)) {
    050            player.sendMessage(msg);
    051        }
    052    }
    053
    054    public static String removeColors(String msg) {
    055        return ChatColor.stripColor(color(msg));
    056    }
    057
    058    public static String replaceChatString(String message, String replace, String with) {
    059        return replaceChatString(message, Pattern.compile(Pattern.quote(replace), Pattern.CASE_INSENSITIVE), with);
    060    }
    061
    062    public static String replaceChatString(String message, Pattern replace, String with) {
    063        final String[] split = replace.split(message + "1");
    064
    065        if (split.length < 2) {
    066            return replace.matcher(message).replaceAll(with);
    067        }
    068        message = split[0];
    069
    070        for (int i = 1; i < split.length; i++) {
    071            final String prev = getLastColors(message);
    072            message += with + prev + split[i];
    073        }
    074        return message.substring(0, message.length() - 1);
    075    }
    076
    077    //Imported from org.bukkit.ChatColor
    078
    079    public static final char COLOR_CHAR = '\u00A7';
    080
    081    public static String getLastColors(String input) {
    082        StringBuilder result = new StringBuilder();
    083        int length = input.length();
    084
    085        // Search backwards from the end as it is faster
    086        for (int index = length - 1; index > -1; index--) {
    087            char section = input.charAt(index);
    088            if (section == COLOR_CHAR && index < length - 1) {
    089                char c = input.charAt(index + 1);
    090                ChatColor color = ChatColor.getByChar(c);
    091
    092                if (color != null) {
    093                    result.insert(0, color.toString());
    094
    095                    // Once we find a color or reset we can stop searching
    096                    if (isChatColorAColor(color) || color.equals(ChatColor.RESET)) {
    097                        break;
    098                    }
    099                }
    100            }
    101        }
    102        return result.toString();
    103    }
    104
    105    public static boolean isChatColorAColor(ChatColor chatColor) {
    106        return chatColor != ChatColor.MAGIC && chatColor != ChatColor.BOLD
    107                && chatColor != ChatColor.STRIKETHROUGH && chatColor != ChatColor.UNDERLINE
    108                && chatColor != ChatColor.ITALIC;
    109    }
    110
    111
    112    public static ProxiedPlayer findPlayerSmart(CommandIssuer issuer, String search) {
    113        CommandSender requester = issuer.getIssuer();
    114        String name = ACFUtil.replace(search, ":confirm", "");
    115        if (name.length() < 3) {
    116            issuer.sendError(MinecraftMessageKeys.USERNAME_TOO_SHORT);
    117            return null;
    118        }
    119        if (!isValidName(name)) {
    120            issuer.sendError(MinecraftMessageKeys.IS_NOT_A_VALID_NAME, "{name}", name);
    121            return null;
    122        }
    123
    124        List<ProxiedPlayer> matches = new ArrayList<>(ProxyServer.getInstance().matchPlayer(name));
    125
    126        if (matches.size() > 1) {
    127            String allMatches = matches.stream().map(ProxiedPlayer::getName).collect(Collectors.joining(", "));
    128            issuer.sendError(MinecraftMessageKeys.MULTIPLE_PLAYERS_MATCH,
    129                    "{search}", name, "{all}", allMatches);
    130            return null;
    131        }
    132
    133        if (matches.isEmpty()) {
    134            issuer.sendError(MinecraftMessageKeys.NO_PLAYER_FOUND_SERVER,
    135                    "{search}", name);
    136            return null;
    137        }
    138
    139        return matches.get(0);
    140    }
    141
    142    /**
    143     * Please move to the CommandIssuer version
    144     * @deprecated
    145     */
    146    public static ProxiedPlayer findPlayerSmart(CommandSender requester, String search) {
    147        CommandManager manager = CommandManager.getCurrentCommandManager();
    148        if (manager != null) {
    149            return findPlayerSmart(manager.getCommandIssuer(requester), search);
    150        }
    151        throw new IllegalStateException("You may not use the ACFBungeeUtil#findPlayerSmart(CommandSender) async to the command execution.");
    152    }
    153
    154    public static boolean isValidName(String name) {
    155        return name != null && !name.isEmpty() && ACFPatterns.VALID_NAME_PATTERN.matcher(name).matches();
    156    }
    157
    158    public static <T> T validate(T object, String message, Object... values) {
    159        if (object == null) {
    160            throw new NullPointerException(String.format(message, values));
    161        }
    162        return object;
    163    }
    164
    165
    166}