mirror of
https://github.com/mcMMO-Dev/mcMMO.git
synced 2025-07-13 02:54:43 +02:00
404 lines
14 KiB
Java
404 lines
14 KiB
Java
package com.gmail.nossr50.database;
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import java.io.BufferedReader;
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import java.io.FileReader;
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import java.io.FileWriter;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.Comparator;
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import java.util.HashMap;
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import java.util.List;
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import com.gmail.nossr50.mcMMO;
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import com.gmail.nossr50.config.Config;
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import com.gmail.nossr50.datatypes.database.PlayerStat;
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import com.gmail.nossr50.datatypes.skills.SkillType;
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import com.gmail.nossr50.util.StringUtils;
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public final class LeaderboardManager {
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private static HashMap<SkillType, List<PlayerStat>> playerStatHash = new HashMap<SkillType, List<PlayerStat>>();
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private static List<PlayerStat> powerLevels = new ArrayList<PlayerStat>();
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private static long lastUpdate = 0;
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private static final long UPDATE_WAIT_TIME = 600000L; // 10 minutes
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private static final long ONE_MONTH = 2630000000L;
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private LeaderboardManager() {}
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/**
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* Update the leader boards.
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*/
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public static void updateLeaderboards() {
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// Only update FFS leaderboards every 10 minutes.. this puts a lot of strain on the server (depending on the size of the database) and should not be done frequently
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if (System.currentTimeMillis() < lastUpdate + UPDATE_WAIT_TIME) {
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return;
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}
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lastUpdate = System.currentTimeMillis(); // Log when the last update was run
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powerLevels.clear(); // Clear old values from the power levels
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// Initialize lists
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List<PlayerStat> mining = new ArrayList<PlayerStat>();
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List<PlayerStat> woodcutting = new ArrayList<PlayerStat>();
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List<PlayerStat> herbalism = new ArrayList<PlayerStat>();
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List<PlayerStat> excavation = new ArrayList<PlayerStat>();
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List<PlayerStat> acrobatics = new ArrayList<PlayerStat>();
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List<PlayerStat> repair = new ArrayList<PlayerStat>();
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List<PlayerStat> swords = new ArrayList<PlayerStat>();
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List<PlayerStat> axes = new ArrayList<PlayerStat>();
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List<PlayerStat> archery = new ArrayList<PlayerStat>();
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List<PlayerStat> unarmed = new ArrayList<PlayerStat>();
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List<PlayerStat> taming = new ArrayList<PlayerStat>();
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List<PlayerStat> fishing = new ArrayList<PlayerStat>();
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// Read from the FlatFile database and fill our arrays with information
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try {
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FileReader file = new FileReader(mcMMO.getUsersFilePath());
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BufferedReader in = new BufferedReader(file);
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String line = "";
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ArrayList<String> players = new ArrayList<String>();
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while ((line = in.readLine()) != null) {
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String[] character = line.split(":");
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String p = character[0];
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int powerLevel = 0;
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// Prevent the same player from being added multiple times (I'd like to note that this shouldn't happen...)
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if (players.contains(p)) {
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continue;
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}
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players.add(p);
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if (character.length > 1 && StringUtils.isInt(character[1])) {
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mining.add(new PlayerStat(p, Integer.parseInt(character[1])));
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powerLevel += Integer.parseInt(character[1]);
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}
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if (character.length > 5 && StringUtils.isInt(character[5])) {
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woodcutting.add(new PlayerStat(p, Integer.parseInt(character[5])));
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powerLevel += Integer.parseInt(character[5]);
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}
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if (character.length > 7 && StringUtils.isInt(character[7])) {
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repair.add(new PlayerStat(p, Integer.parseInt(character[7])));
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powerLevel += Integer.parseInt(character[7]);
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}
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if (character.length > 8 && StringUtils.isInt(character[8])) {
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unarmed.add(new PlayerStat(p, Integer.parseInt(character[8])));
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powerLevel += Integer.parseInt(character[8]);
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}
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if (character.length > 9 && StringUtils.isInt(character[9])) {
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herbalism.add(new PlayerStat(p, Integer.parseInt(character[9])));
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powerLevel += Integer.parseInt(character[9]);
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}
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if (character.length > 10 && StringUtils.isInt(character[10])) {
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excavation.add(new PlayerStat(p, Integer.parseInt(character[10])));
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powerLevel += Integer.parseInt(character[10]);
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}
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if (character.length > 11 && StringUtils.isInt(character[11])) {
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archery.add(new PlayerStat(p, Integer.parseInt(character[11])));
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powerLevel += Integer.parseInt(character[11]);
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}
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if (character.length > 12 && StringUtils.isInt(character[12])) {
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swords.add(new PlayerStat(p, Integer.parseInt(character[12])));
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powerLevel += Integer.parseInt(character[12]);
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}
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if (character.length > 13 && StringUtils.isInt(character[13])) {
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axes.add(new PlayerStat(p, Integer.parseInt(character[13])));
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powerLevel += Integer.parseInt(character[13]);
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}
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if (character.length > 14 && StringUtils.isInt(character[14])) {
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acrobatics.add(new PlayerStat(p, Integer.parseInt(character[14])));
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powerLevel += Integer.parseInt(character[14]);
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}
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if (character.length > 24 && StringUtils.isInt(character[24])) {
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taming.add(new PlayerStat(p, Integer.parseInt(character[24])));
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powerLevel += Integer.parseInt(character[24]);
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}
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if (character.length > 34 && StringUtils.isInt(character[34])) {
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fishing.add(new PlayerStat(p, Integer.parseInt(character[34])));
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powerLevel += Integer.parseInt(character[34]);
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}
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powerLevels.add(new PlayerStat(p, powerLevel));
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}
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in.close();
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}
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catch (Exception e) {
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mcMMO.p.getLogger().severe("Exception while reading " + mcMMO.getUsersFilePath() + " (Are you sure you formatted it correctly?)" + e.toString());
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}
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SkillComparator c = new SkillComparator();
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Collections.sort(mining, c);
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Collections.sort(woodcutting, c);
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Collections.sort(repair, c);
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Collections.sort(unarmed, c);
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Collections.sort(herbalism, c);
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Collections.sort(excavation, c);
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Collections.sort(archery, c);
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Collections.sort(swords, c);
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Collections.sort(axes, c);
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Collections.sort(acrobatics, c);
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Collections.sort(taming, c);
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Collections.sort(fishing, c);
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Collections.sort(powerLevels, c);
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playerStatHash.put(SkillType.MINING, mining);
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playerStatHash.put(SkillType.WOODCUTTING, woodcutting);
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playerStatHash.put(SkillType.REPAIR, repair);
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playerStatHash.put(SkillType.UNARMED, unarmed);
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playerStatHash.put(SkillType.HERBALISM, herbalism);
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playerStatHash.put(SkillType.EXCAVATION, excavation);
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playerStatHash.put(SkillType.ARCHERY, archery);
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playerStatHash.put(SkillType.SWORDS, swords);
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playerStatHash.put(SkillType.AXES, axes);
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playerStatHash.put(SkillType.ACROBATICS, acrobatics);
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playerStatHash.put(SkillType.TAMING, taming);
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playerStatHash.put(SkillType.FISHING, fishing);
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}
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/**
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* Retrieve leaderboard info.
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*
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* @param skillType Skill to retrieve info on.
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* @param pageNumber Which page in the leaderboards to retrieve
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* @return the requested leaderboard information
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*/
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public static String[] retrieveInfo(String skillType, int pageNumber) {
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String[] info = new String[10];
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List<PlayerStat> statsList;
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if (skillType.equalsIgnoreCase("all")) {
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statsList = powerLevels;
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}
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else {
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statsList = playerStatHash.get(SkillType.getSkill(skillType));
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}
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int destination;
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// How many lines to skip through
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if (pageNumber == 1) {
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destination = 0;
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}
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else {
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destination = (pageNumber * 10) - 9;
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}
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int currentPos = 0;
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for (PlayerStat ps : statsList) {
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if (currentPos == 10) {
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break;
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}
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if (destination > 1) {
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destination--;
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continue;
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}
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info[currentPos] = ps.name + ":" + ps.statVal;
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currentPos++;
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}
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return info;
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}
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public static int[] getPlayerRank(String playerName) {
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int currentPos = 1;
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if (powerLevels != null) {
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for (PlayerStat stat : powerLevels) {
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if (stat.name.equalsIgnoreCase(playerName)) {
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return new int[] {currentPos, stat.statVal};
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}
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currentPos++;
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continue;
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}
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return new int[] {0, 0};
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}
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return new int[] {0, 0};
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}
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public static int[] getPlayerRank(String playerName, SkillType skillType) {
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int currentPos = 1;
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List<PlayerStat> statsList = playerStatHash.get(skillType);
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if (statsList != null) {
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for (PlayerStat stat : statsList) {
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if (stat.name.equalsIgnoreCase(playerName)) {
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return new int[] {currentPos, stat.statVal};
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}
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currentPos++;
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continue;
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}
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return new int[] {0, 0};
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}
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return new int[] {0, 0};
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}
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public static boolean removeFlatFileUser(String playerName) {
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boolean worked = false;
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BufferedReader in = null;
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FileWriter out = null;
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String usersFilePath = mcMMO.getUsersFilePath();
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try {
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FileReader file = new FileReader(usersFilePath);
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in = new BufferedReader(file);
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StringBuilder writer = new StringBuilder();
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String line = "";
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while ((line = in.readLine()) != null) {
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// Write out the same file but when we get to the player we want to remove, we skip his line.
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if (!line.split(":")[0].equalsIgnoreCase(playerName)) {
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writer.append(line).append("\r\n");
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}
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else {
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mcMMO.p.getLogger().info("User found, removing...");
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worked = true;
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continue; // Skip the player
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}
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}
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out = new FileWriter(usersFilePath); // Write out the new file
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out.write(writer.toString());
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}
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catch (Exception e) {
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mcMMO.p.getLogger().severe("Exception while reading " + usersFilePath + " (Are you sure you formatted it correctly?)" + e.toString());
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}
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finally {
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if (in != null) {
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try {
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in.close();
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}
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catch (IOException ex) {
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ex.printStackTrace();
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}
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}
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if (out != null) {
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try {
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out.close();
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}
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catch (IOException ex) {
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ex.printStackTrace();
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}
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}
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}
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return worked;
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}
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public static void purgePowerlessFlatfile() {
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mcMMO.p.getLogger().info("Purging powerless users...");
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int purgedUsers = 0;
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for (PlayerStat stat : powerLevels) {
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if (stat.statVal == 0 && removeFlatFileUser(stat.name) && !mcMMO.p.getServer().getOfflinePlayer(stat.name).isOnline()) {
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purgedUsers++;
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}
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}
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mcMMO.p.getLogger().info("Purged " + purgedUsers + " users from the database.");
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}
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public static void purgeOldFlatfile() {
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mcMMO.p.getLogger().info("Purging old users...");
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int purgedUsers = removeOldFlatfileUsers();
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mcMMO.p.getLogger().info("Purged " + purgedUsers + " users from the database.");
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}
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private static int removeOldFlatfileUsers() {
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int removedPlayers = 0;
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long currentTime = System.currentTimeMillis();
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long purgeTime = ONE_MONTH * Config.getInstance().getOldUsersCutoff();
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BufferedReader in = null;
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FileWriter out = null;
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String usersFilePath = mcMMO.getUsersFilePath();
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try {
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FileReader file = new FileReader(usersFilePath);
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in = new BufferedReader(file);
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StringBuilder writer = new StringBuilder();
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String line = "";
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while ((line = in.readLine()) != null) {
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// Write out the same file but when we get to the player we want to remove, we skip his line.
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String[] splitLine = line.split(":");
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if (splitLine.length > 37) {
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if (currentTime - (StringUtils.getLong(line.split(":")[37]) * 1000) <= purgeTime) {
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writer.append(line).append("\r\n");
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}
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else {
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mcMMO.p.getLogger().info("User found, removing...");
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removedPlayers++;
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continue; // Skip the player
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}
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}
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else {
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writer.append(line).append("\r\n");
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}
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}
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out = new FileWriter(usersFilePath); // Write out the new file
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out.write(writer.toString());
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}
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catch (Exception e) {
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mcMMO.p.getLogger().severe("Exception while reading " + usersFilePath + " (Are you sure you formatted it correctly?)" + e.toString());
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}
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finally {
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if (in != null) {
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try {
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in.close();
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}
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catch (IOException ex) {
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ex.printStackTrace();
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}
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}
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if (out != null) {
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try {
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out.close();
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}
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catch (IOException ex) {
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ex.printStackTrace();
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}
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}
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}
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return removedPlayers;
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}
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private static class SkillComparator implements Comparator<PlayerStat> {
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@Override
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public int compare(PlayerStat o1, PlayerStat o2) {
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return (o2.statVal - o1.statVal);
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}
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}
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}
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