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KCodeYTKCodeYT
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Initial commit, adds all plugin files
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‎pom.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>de.kcodeyt</groupId>
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<artifactId>HeadsDatabase</artifactId>
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<version>1.0-SNAPSHOT</version>
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<build>
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<plugins>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-compiler-plugin</artifactId>
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<configuration>
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<source>8</source>
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<target>8</target>
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</configuration>
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</plugin>
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</plugins>
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</build>
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<dependencies>
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<dependency>
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<groupId>de.kcodeyt</groupId>
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<artifactId>Heads</artifactId>
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<version>1.0-SNAPSHOT</version>
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</dependency>
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<dependency>
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<groupId>org.powernukkit</groupId>
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<artifactId>powernukkit</artifactId>
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<version>1.4.0.0-CODE-PN-SNAPSHOT</version>
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</dependency>
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<dependency>
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<groupId>org.projectlombok</groupId>
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<artifactId>lombok</artifactId>
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<version>1.18.0</version>
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</dependency>
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</dependencies>
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</project>

‎src/main/java/de/kcodeyt/headsdb/HeadsDB.java‎

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package de.kcodeyt.headsdb;
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import cn.nukkit.plugin.PluginBase;
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import de.kcodeyt.headsdb.command.HeadDBCommand;
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import de.kcodeyt.headsdb.database.Database;
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import lombok.Getter;
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@Getter
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public class HeadsDB extends PluginBase {
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private final Database database = new Database();
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@Override
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public void onEnable() {
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this.getServer().getCommandMap().register("headsdb", new HeadDBCommand(this));
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if(!this.database.load()) {
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this.getLogger().error("Could not load heads database!");
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this.getServer().getPluginManager().disablePlugin(this);
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}
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}
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@Override
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public void onDisable() {
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}
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}

‎src/main/java/de/kcodeyt/headsdb/command/HeadDBCommand.java‎

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package de.kcodeyt.headsdb.command;
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import cn.nukkit.Player;
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import cn.nukkit.command.Command;
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import cn.nukkit.command.CommandSender;
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import cn.nukkit.form.element.ElementSlider;
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import cn.nukkit.form.window.FormWindowCustom;
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import de.kcodeyt.headsdb.HeadsDB;
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import de.kcodeyt.headsdb.database.DBSkin;
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import de.kcodeyt.headsdb.util.FormAPI;
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import java.util.List;
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import java.util.Random;
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import java.util.concurrent.ThreadLocalRandom;
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public class HeadDBCommand extends Command {
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private final HeadsDB headsDB;
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public HeadDBCommand(HeadsDB headsDB) {
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super("hdb");
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this.setAliases(new String[]{"headsdb"});
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this.headsDB = headsDB;
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}
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@Override
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public boolean execute(CommandSender sender, String commandLabel, String[] args) {
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if(args.length > 0) {
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final String subCommand = args[0].toLowerCase();
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switch(subCommand) {
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case "reload":
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if(sender.isOp()) {
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if(this.headsDB.getDatabase().reload())
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sender.sendMessage("§aReload the heads database successfully!");
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else
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sender.sendMessage("§cCould not reload the database!");
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return true;
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}
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break;
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case "random":
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if(sender.isOp()) {
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if(this.isConsole(sender))
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return false;
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int amount;
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try {
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amount = Integer.parseInt(args.length > 1 ? args[1] : "1");
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if(amount > 32)
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amount = 32;
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if(amount < 1)
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amount = 1;
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} catch(NumberFormatException e) {
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amount = 1;
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}
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final List<DBSkin> dbSkins = this.headsDB.getDatabase().getDbSkins();
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final Random random = ThreadLocalRandom.current();
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for(int i = 0; i < amount; i++)
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this.headsDB.getDatabase().giveItem((Player) sender, dbSkins.get(random.nextInt(dbSkins.size())));
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return true;
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}
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break;
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case "config":
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if(this.isConsole(sender))
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return false;
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final Player player = (Player) sender;
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final FormWindowCustom configForm = new FormWindowCustom("Configure");
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configForm.addElement(new ElementSlider("Page length", 20, 120, 5, 40));
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FormAPI.create(player, configForm, () -> {
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if(configForm.wasClosed())
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return;
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final int pageLength = (int) configForm.getResponse().getSliderResponse(0);
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this.headsDB.getDatabase().getPageCount().put(player.getName(), pageLength);
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player.sendMessage("§aSet your page length to " + pageLength + "!");
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});
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return true;
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}
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}
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if(this.isConsole(sender))
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return false;
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this.headsDB.getDatabase().showForm((Player) sender);
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return true;
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}
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private boolean isConsole(CommandSender sender) {
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if(sender instanceof Player)
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return false;
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sender.sendMessage("You must be logged in, to be able to use this command!");
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return true;
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}
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}

‎src/main/java/de/kcodeyt/headsdb/database/Categories.java‎

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package de.kcodeyt.headsdb.database;
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import lombok.AllArgsConstructor;
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import lombok.Getter;
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@Getter
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@AllArgsConstructor
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public enum Categories {
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ALPHABET("Alphabet", "alphabet"),
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ANIMALS("Animals", "animals"),
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BLOCKS("Blocks", "blocks"),
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DECORATION("Decoration", "decoration"),
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FOOD_DRINKS("Food & Drinks", "food-drinks"),
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HUMANS("Humans", "humans"),
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HUMANOID("Humanoid", "humanoid"),
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MISCELLANEOUS("Miscellaneous", "miscellaneous"),
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MONSTERS("Monsters", "monsters"),
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PLANTS("Plants", "plants");
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private final String displayName;
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private final String identifier;
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}

‎src/main/java/de/kcodeyt/headsdb/database/Category.java‎

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package de.kcodeyt.headsdb.database;
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import lombok.AllArgsConstructor;
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import lombok.Getter;
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import java.util.List;
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@Getter
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@AllArgsConstructor
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class Category {
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private final Categories categories;
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private final String displayName;
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private final String displaySkin;
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private final List<DBSkin> skins;
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}

‎src/main/java/de/kcodeyt/headsdb/database/DBSkin.java‎

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package de.kcodeyt.headsdb.database;
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import lombok.AllArgsConstructor;
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import lombok.Getter;
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@Getter
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@AllArgsConstructor
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public class DBSkin {
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private final String name;
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private final String id;
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private final String texture;
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}

‎src/main/java/de/kcodeyt/headsdb/database/Database.java‎

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package de.kcodeyt.headsdb.database;
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import cn.nukkit.Player;
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import cn.nukkit.Server;
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import cn.nukkit.form.element.ElementButton;
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import cn.nukkit.form.element.ElementButtonImageData;
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import cn.nukkit.form.window.FormWindowSimple;
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import cn.nukkit.item.Item;
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import com.google.common.collect.Iterables;
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import com.google.gson.Gson;
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import de.kcodeyt.heads.Heads;
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import de.kcodeyt.heads.util.HeadInput;
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import de.kcodeyt.headsdb.util.FormAPI;
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import de.kcodeyt.headsdb.util.HeadRender;
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import lombok.Getter;
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import java.io.IOException;
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import java.io.InputStream;
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import java.net.HttpURLConnection;
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import java.net.URL;
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import java.nio.charset.StandardCharsets;
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import java.util.*;
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import java.util.stream.Collectors;
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@Getter
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public class Database {
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private static final String API_URL = "https://minecraft-heads.com/scripts/api.php";
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private static final Gson GSON = new Gson();
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private final Map<String, Integer> pageCount;
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private final List<Category> categories;
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private final List<DBSkin> dbSkins;
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public Database() {
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this.pageCount = new HashMap<>();
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this.categories = new ArrayList<>();
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this.dbSkins = new ArrayList<>();
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}
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public boolean reload() {
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this.categories.clear();
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this.dbSkins.clear();
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return this.load();
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}
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public boolean load() {
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try {
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for(final Categories value : Categories.values()) {
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final List<Map<String, String>> values = GSON.<List<Map<String, String>>>fromJson(this.httpRequest(API_URL + "?cat=" + value.getIdentifier()), List.class);
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final List<DBSkin> dbSkins = values.stream().map(map -> new DBSkin(map.get("name"), map.get("uuid"), map.get("value"))).collect(Collectors.toList());
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this.dbSkins.addAll(dbSkins);
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this.categories.add(new Category(value, value.getDisplayName(), Iterables.getLast(dbSkins).getTexture(), Collections.unmodifiableList(dbSkins)));
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}
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return true;
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} catch(IOException e) {
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Server.getInstance().getLogger().error("Error whilst loading heads from database api!", e);
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e.printStackTrace();
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return false;
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}
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}
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private String httpRequest(String urlSpec) throws IOException {
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final HttpURLConnection connection = (HttpURLConnection) new URL(urlSpec).openConnection();
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connection.setRequestProperty("User-Agent", "Chrome");
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String content = "{}";
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if(connection.getResponseCode() == 200) {
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try(final InputStream inputStream = connection.getInputStream()) {
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final StringBuilder builder = new StringBuilder();
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final byte[] bytes = new byte[1024 * 1024];
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for(int read; (read = inputStream.read(bytes)) > 0; )
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builder.append(new String(Arrays.copyOf(bytes, read), StandardCharsets.UTF_8));
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content = builder.toString();
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}
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}
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connection.disconnect();
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return content;
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}
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private List<List<DBSkin>> toPages(Category category, int count) {
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final List<DBSkin> dbSkins = category.getSkins();
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final int dbSize = dbSkins.size();
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if(dbSize <= 0)
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return Collections.emptyList();
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final List<List<DBSkin>> pages = new ArrayList<>();
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final int chunks = (dbSize - 1) / count;
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for(int i = 0; i <= chunks; i++)
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pages.add(dbSkins.subList(i * count, i == chunks ? dbSize : (i + 1) * count));
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return Collections.unmodifiableList(pages);
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}
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public void showForm(Player player) {
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final FormWindowSimple categoriesForm = new FormWindowSimple("Select a category", "");
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final List<Category> categories = Collections.unmodifiableList(new ArrayList<>(this.categories));
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for(final Category category : categories)
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categoriesForm.addButton(new ElementButton(category.getDisplayName(), new ElementButtonImageData(ElementButtonImageData.IMAGE_DATA_TYPE_URL, HeadRender.createUrl(category.getDisplaySkin()))));
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FormAPI.create(player, categoriesForm, () -> {
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if(categoriesForm.wasClosed())
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return;
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final Category category = categories.get(categoriesForm.getResponse().getClickedButtonId());
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if(category == null)
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return;
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final FormWindowSimple pagesForm = new FormWindowSimple("Select a page", "");
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final List<List<DBSkin>> pages = this.toPages(category, this.pageCount.getOrDefault(player.getName(), 40));
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for(int i = 0; i < pages.size(); i++)
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pagesForm.addButton(new ElementButton("Page " + (i + 1), new ElementButtonImageData(ElementButtonImageData.IMAGE_DATA_TYPE_URL, HeadRender.createUrl(Iterables.getLast(pages.get(i)).getTexture()))));
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FormAPI.create(player, pagesForm, () -> {
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if(pagesForm.wasClosed()) {
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this.showForm(player);
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return;
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}
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final List<DBSkin> dbSkins = pages.get(pagesForm.getResponse().getClickedButtonId());
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if(dbSkins == null)
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return;
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final FormWindowSimple subForm = new FormWindowSimple(category.getDisplayName(), "");
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for(final DBSkin dbSkin : dbSkins)
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subForm.addButton(new ElementButton(dbSkin.getName(), new ElementButtonImageData(ElementButtonImageData.IMAGE_DATA_TYPE_URL, HeadRender.createUrl(dbSkin.getTexture()))));
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FormAPI.create(player, subForm, () -> {
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if(subForm.wasClosed())
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return;
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final DBSkin dbSkin = dbSkins.get(subForm.getResponse().getClickedButtonId());
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if(dbSkin == null)
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return;
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this.giveItem(player, dbSkin);
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});
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});
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});
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}
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public void giveItem(Player player, DBSkin dbSkin) {
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Heads.createItem(HeadInput.ofTexture(dbSkin.getTexture(), dbSkin.getId())).whenComplete((result, throwable) -> {
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if(throwable != null) {
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player.sendMessage("§cCould not create the requested skull item!");
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return;
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}
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final Item item = result.getItem();
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item.setCustomName("§r§7" + dbSkin.getName());
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final Item[] drops = player.getInventory().addItem(item);
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if(drops.length > 0) {
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for(final Item drop : drops)
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player.getLevel().dropItem(player, drop);
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}
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player.sendMessage("§aGave you the head " + dbSkin.getName() + "§r§a!");
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});
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}
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}

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