106 lines
3.9 KiB
Java
106 lines
3.9 KiB
Java
package cc.fascinated.placeholder;
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import cc.fascinated.Aetheria;
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import lombok.extern.log4j.Log4j2;
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import me.clip.placeholderapi.PlaceholderAPI;
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import me.clip.placeholderapi.expansion.PlaceholderExpansion;
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import org.bukkit.OfflinePlayer;
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import org.bukkit.entity.Player;
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import org.jetbrains.annotations.NotNull;
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import org.jetbrains.annotations.Nullable;
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import java.util.Arrays;
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import java.util.Map;
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import java.util.concurrent.ConcurrentHashMap;
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@Log4j2
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public class PlaceholderManager {
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private static final Map<String, AetheriaPlaceholder> PLACEHOLDERS = new ConcurrentHashMap<>();
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public PlaceholderManager() {
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new PlaceholderAdapter().register();
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}
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/**
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* Register the provided placeholder
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*
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* @param placeholder the placeholder to register
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*/
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public static void registerPlaceholder(AetheriaPlaceholder placeholder) {
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PLACEHOLDERS.put(placeholder.getIdentifier(), placeholder);
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log.info("Registered placeholder " + placeholder.getIdentifier());
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}
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/**
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* Unregister the provided placeholder
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*
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* @param placeholder the placeholder to unregister
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*/
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public static void unregisterPlaceholder(AetheriaPlaceholder placeholder) {
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PLACEHOLDERS.remove(placeholder.getIdentifier());
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log.info("Unregistered placeholder " + placeholder.getIdentifier());
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}
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/**
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* Replace PAPI placeholders in the given content.
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*
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* @param player the player to replace the placeholders for, null if offline
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* @param content the content to replace the placeholders in
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* @return the content with the placeholders replaced
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*/
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public static String replace(@Nullable Player player, String content) {
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return PlaceholderAPI.setPlaceholders(player != null && (player.isOnline()) ? player : null, content);
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}
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static class PlaceholderAdapter extends PlaceholderExpansion {
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@Override
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public @NotNull String getIdentifier() {
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return "aetheria";
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}
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@SuppressWarnings("UnstableApiUsage")
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@Override
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public @NotNull String getAuthor() {
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return String.join(", ", Aetheria.INSTANCE.getPluginMeta().getAuthors());
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}
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@SuppressWarnings("UnstableApiUsage")
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@Override
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public @NotNull String getVersion() {
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return Aetheria.INSTANCE.getPluginMeta().getVersion();
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}
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/**
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* From PlaceholderAPI:
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* <p>
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* Expansions that do not use the e-cloud and instead register from the dependency should set this to true
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* to ensure that your placeholder expansion is not unregistered when the papi reload command is used
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*/
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public boolean persist() {
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return true;
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}
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@Override
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public @Nullable String onRequest(@Nullable OfflinePlayer player, @NotNull String params) {
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String[] parameters = params.split("_");
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AetheriaPlaceholder placeholder = PLACEHOLDERS.get(parameters[0]);
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// Attempt to fetch the placeholder with the provided id
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if (placeholder == null) {
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log.error("Tried to fetch an unregistered placeholder: " + parameters[0]);
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return null;
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}
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// Ensure the correct amount of parameters is provided
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if (parameters.length - 1 < placeholder.getRequiredParameterCount()) {
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log.error("Invalid placeholders provided for {}, provided = {}, required = {}",
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placeholder.getIdentifier(),
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parameters.length - 1,
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placeholder.getRequiredParameterCount());
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return null;
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}
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// Trim the placeholder identifier from the parameters before parsing
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return placeholder.parse((Player) player, parameters.length > 1 ? Arrays.copyOfRange(parameters, 1, parameters.length) : parameters);
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}
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}
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} |