mirror of
https://github.com/PlaceholderAPI/PlaceholderAPI
synced 2025-03-14 02:51:11 +01:00
* Performance Improvements * More Optimizations * Even More Optimizations & Cleanups * Almost a recode I guess
188 lines
6.6 KiB
Java
188 lines
6.6 KiB
Java
/*
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*
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* PlaceholderAPI
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* Copyright (C) 2019 Ryan McCarthy
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*
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*/
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package me.clip.placeholderapi.expansion;
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import com.google.common.base.Strings;
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import me.clip.placeholderapi.PlaceholderAPI;
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import me.clip.placeholderapi.PlaceholderAPIPlugin;
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import me.clip.placeholderapi.PlaceholderHook;
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import me.clip.placeholderapi.expansion.cloud.CloudExpansion;
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import me.clip.placeholderapi.util.FileUtil;
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import org.bukkit.Bukkit;
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import org.bukkit.configuration.file.FileConfiguration;
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import org.bukkit.event.Listener;
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import java.io.File;
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import java.lang.reflect.Constructor;
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import java.util.List;
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import java.util.Map;
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import java.util.Map.Entry;
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public final class ExpansionManager {
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private final PlaceholderAPIPlugin plugin;
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public ExpansionManager(PlaceholderAPIPlugin instance) {
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plugin = instance;
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File f = new File(plugin.getDataFolder(), "expansions");
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if (!f.exists()) f.mkdirs();
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}
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public PlaceholderExpansion getRegisteredExpansion(String name) {
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for (Entry<String, PlaceholderHook> hook : PlaceholderAPI.getPlaceholders().entrySet()) {
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if (hook.getValue().isExpansion()) {
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if (name.equalsIgnoreCase(hook.getKey())) {
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return (PlaceholderExpansion) hook.getValue();
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}
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}
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}
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return null;
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}
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public boolean registerExpansion(PlaceholderExpansion expansion) {
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if (expansion == null || expansion.getIdentifier() == null) return false;
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if (expansion instanceof Configurable) {
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Map<String, Object> defaults = ((Configurable) expansion).getDefaults();
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String pre = expansion.getPathStarter();
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FileConfiguration cfg = plugin.getConfig();
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boolean save = false;
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if (defaults != null) {
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for (Entry<String, Object> entry : defaults.entrySet()) {
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String key = entry.getKey();
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if (Strings.isNullOrEmpty(key)) continue;
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if (entry.getValue() == null) {
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if (cfg.contains(pre + key)) {
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save = true;
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cfg.set(pre + key, null);
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}
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} else {
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if (!cfg.contains(pre + key)) {
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save = true;
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cfg.set(pre + key, entry.getValue());
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}
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}
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}
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}
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if (save) {
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plugin.saveConfig();
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plugin.reloadConfig();
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}
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}
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if (expansion instanceof VersionSpecific) {
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VersionSpecific nms = (VersionSpecific) expansion;
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if (!nms.isCompatibleWith(PlaceholderAPIPlugin.getServerVersion())) {
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plugin.getLogger()
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.info(
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"Your server version is not compatible with expansion: " + expansion.getIdentifier()
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+ " version: " + expansion.getVersion());
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return false;
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}
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}
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if (!expansion.canRegister()) return false;
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if (!expansion.register()) return false;
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if (expansion instanceof Listener) {
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Bukkit.getPluginManager().registerEvents((Listener) expansion, plugin);
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}
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plugin.getLogger().info("Successfully registered expansion: " + expansion.getIdentifier());
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if (expansion instanceof Taskable) {
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((Taskable) expansion).start();
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}
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if (plugin.getExpansionCloud() != null) {
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CloudExpansion ce = plugin.getExpansionCloud().getCloudExpansion(expansion.getIdentifier());
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if (ce != null) {
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ce.setHasExpansion(true);
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if (!ce.getLatestVersion().equals(expansion.getVersion())) {
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ce.setShouldUpdate(true);
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}
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}
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}
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return true;
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}
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public PlaceholderExpansion registerExpansion(String fileName) {
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List<Class<?>> subs = FileUtil.getClasses("expansions", fileName, PlaceholderExpansion.class);
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if (subs == null || subs.isEmpty()) return null;
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// Only register the first instance found as an expansion JAR should only have 1 class
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// extending PlaceholderExpansion
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PlaceholderExpansion ex = createInstance(subs.get(0));
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if (registerExpansion(ex)) return ex;
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return null;
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}
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public void registerAllExpansions() {
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List<Class<?>> subs = FileUtil.getClasses("expansions", null, PlaceholderExpansion.class);
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if (subs == null || subs.isEmpty()) return;
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for (Class<?> klass : subs) {
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PlaceholderExpansion ex = createInstance(klass);
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if (ex != null) {
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try {
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registerExpansion(ex);
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} catch (Exception e) {
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plugin.getLogger().info("Couldn't register " + ex.getIdentifier() + " expansion");
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e.printStackTrace();
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}
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}
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}
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}
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private PlaceholderExpansion createInstance(Class<?> clazz) {
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if (clazz == null) return null;
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if (!PlaceholderExpansion.class.isAssignableFrom(clazz)) return null;
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PlaceholderExpansion expansion = null;
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try {
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Constructor<?>[] constructors = clazz.getConstructors();
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if (constructors.length == 0) {
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expansion = (PlaceholderExpansion) clazz.newInstance();
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} else {
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for (Constructor<?> ctor : constructors) {
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if (ctor.getParameterTypes().length == 0) {
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expansion = (PlaceholderExpansion) ctor.newInstance();
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break;
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}
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}
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}
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} catch (Throwable t) {
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plugin.getLogger()
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.severe("Failed to init placeholder expansion from class: " + clazz.getName());
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plugin.getLogger().severe(t.getMessage());
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}
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return expansion;
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}
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}
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