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BukkitScoreboardManager.java
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BukkitScoreboardManager.java
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package com.github.games647.scoreboardstats.scoreboard.bukkit;
import com.github.games647.scoreboardstats.SbManager;
import com.github.games647.scoreboardstats.ScoreboardStats;
import com.github.games647.scoreboardstats.config.Lang;
import com.github.games647.scoreboardstats.config.Settings;
import com.github.games647.scoreboardstats.config.VariableItem;
import com.github.games647.scoreboardstats.variables.ReplaceEvent;
import com.github.games647.scoreboardstats.variables.UnknownVariableException;
import java.util.Iterator;
import org.bukkit.Bukkit;
import org.bukkit.entity.Player;
import org.bukkit.scoreboard.DisplaySlot;
import org.bukkit.scoreboard.Objective;
import org.bukkit.scoreboard.Score;
import org.bukkit.scoreboard.Scoreboard;
/**
* Managing the scoreboard access.
*
* @see com.github.games647.scoreboardstats.protocol.PacketSbManager
*/
public class BukkitScoreboardManager extends SbManager {
private static final String CRITERIA = "dummy";
private final boolean oldBukkit = isOldScoreboardAPI();
/**
* Initialize scoreboard manager.
*
* @param pluginInstance the ScoreboardStats instance
*/
public BukkitScoreboardManager(ScoreboardStats pluginInstance) {
super(pluginInstance);
}
@Override
public void createScoreboard(Player player) {
Objective oldObjective = player.getScoreboard().getObjective(DisplaySlot.SIDEBAR);
if (!isAllowed(player) || oldObjective != null && !TEMP_SB_NAME.equals(oldObjective.getName())) {
//Check if another scoreboard is showing
return;
}
//Creates a new personal scoreboard and a new objective
Scoreboard board = Bukkit.getScoreboardManager().getNewScoreboard();
try {
player.setScoreboard(board);
} catch (IllegalStateException stateEx) {
//the player logged out - fail silently
//https://hub.spigotmc.org/stash/projects/SPIGOT/repos/spigot/browse/CraftBukkit-Patches/0066-Disable-Connected-Check-on-setScoreboard.patch
return;
}
Objective objective = board.registerNewObjective(SB_NAME, CRITERIA);
objective.setDisplaySlot(DisplaySlot.SIDEBAR);
objective.setDisplayName(Settings.getMainScoreboard().getTitle());
Iterator<VariableItem> iter = Settings.getMainScoreboard().getItemsByName().values().iterator();
while (iter.hasNext()) {
VariableItem scoreItem = iter.next();
String displayText = scoreItem.getDisplayText();
int defScore = scoreItem.getScore();
String variable = scoreItem.getVariable();
if (variable == null) {
update(player, displayText, defScore);
} else {
try {
ReplaceEvent replaceEvent = replaceManager.getScore(player, variable, displayText, defScore, true);
if (replaceEvent.isModified()) {
sendScore(objective, displayText, replaceEvent.getScore(), true);
}
} catch (UnknownVariableException ex) {
//Remove the variable becaue we can't replace it
iter.remove();
Settings.getMainScoreboard().getItemsByVariable().remove(scoreItem.getVariable());
plugin.getLogger().info(Lang.get("unknownVariable", scoreItem));
}
}
}
//Schedule the next tempscoreboard show
scheduleShowTask(player, true);
}
@Override
public void unregister(Player player) {
player.getScoreboard().getObjectives().stream()
.filter(obj -> obj.getName().startsWith(SB_NAME))
.forEach(Objective::unregister);
}
@Override
public void onUpdate(Player player) {
Objective objective = player.getScoreboard().getObjective(DisplaySlot.SIDEBAR);
if (objective == null) {
//The player has no scoreboard so create one
createScoreboard(player);
} else {
sendUpdate(player);
}
}
@Override
public void createTopListScoreboard(Player player) {
Objective oldObjective = player.getScoreboard().getObjective(DisplaySlot.SIDEBAR);
if (!isAllowed(player) || oldObjective == null || !oldObjective.getName().startsWith(SB_NAME)) {
//Check if another scoreboard is showing
return;
}
//remove old scores
if (TEMP_SB_NAME.equals(oldObjective.getName())) {
oldObjective.unregister();
}
Scoreboard board = player.getScoreboard();
Objective objective = board.registerNewObjective(TEMP_SB_NAME, CRITERIA);
objective.setDisplaySlot(DisplaySlot.SIDEBAR);
objective.setDisplayName(Settings.getTempTitle());
//Colorize and send all elements
plugin.getStatsDatabase().getTop().forEach((entry) -> {
String scoreName = stripLength(Settings.getTempColor() + entry.getKey());
sendScore(objective, scoreName, entry.getValue(), true);
});
//schedule the next normal scoreboard show
scheduleShowTask(player, false);
}
@Override
public void update(Player player, String itemName, int newScore) {
Scoreboard scoreboard = player.getScoreboard();
if (scoreboard != null) {
Objective objective = scoreboard.getObjective(SB_NAME);
if (objective != null) {
sendScore(objective, itemName, newScore, false);
}
}
}
@Override
protected void sendUpdate(Player player) {
Objective objective = player.getScoreboard().getObjective(DisplaySlot.SIDEBAR);
//don't override other scoreboards
if (objective != null && SB_NAME.equals(objective.getName())) {
Iterator<VariableItem> iter = Settings.getMainScoreboard().getItemsByVariable().values().iterator();
while (iter.hasNext()) {
VariableItem variableItem = iter.next();
String variable = variableItem.getVariable();
String displayText = variableItem.getDisplayText();
int score = variableItem.getScore();
try {
ReplaceEvent replaceEvent = replaceManager.getScore(player, variable, displayText, score, false);
if (replaceEvent.isModified()) {
sendScore(objective, displayText, replaceEvent.getScore(), false);
}
} catch (UnknownVariableException ex) {
//Remove the variable becaue we can't replace it
iter.remove();
Settings.getMainScoreboard().getItemsByName().remove(variableItem.getDisplayText());
plugin.getLogger().info(Lang.get("unknownVariable", variableItem));
}
}
}
}
private void sendScore(Objective objective, String title, int value, boolean complete) {
Score score;
if (oldBukkit) {
//Bukkit.getOfflinePlayer performance work around
score = objective.getScore(new FastOfflinePlayer(title));
} else {
score = objective.getScore(title);
}
if (complete && value == 0) {
/*
* Workaround because the value from Bukkit is set as default to zero and Bukkit sends only
* the packet if the value changes so we have to change it to another value earlier
*/
score.setScore(1337);
}
score.setScore(value);
}
private boolean isOldScoreboardAPI() {
try {
Objective.class.getDeclaredMethod("getScore", String.class);
} catch (NoSuchMethodException noSuchMethodEx) {
//since we have an extra class for it (FastOfflinePlayer)
//we can fail silently
return true;
}
//We have access to the new method
return false;
}
}