Expose some server configuration values in the viewer

2 files changed, 84 insertions, 0 deletions

diff --git a/spark-bukkit/src/main/java/me/lucko/spark/bukkit/BukkitServerConfigProvider.java b/spark-bukkit/src/main/java/me/lucko/spark/bukkit/BukkitServerConfigProvider.java
new file mode 100644
index 0000000..b1d2a60
--- /dev/null
+++ b/spark-bukkit/src/main/java/me/lucko/spark/bukkit/BukkitServerConfigProvider.java
@@ -0,0 +1,78 @@
+/*
+ * This file is part of spark.
+ *
+ *  Copyright (c) lucko (Luck) <luck@lucko.me>
+ *  Copyright (c) contributors
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package me.lucko.spark.bukkit;
+
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.ImmutableMap;
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonSerializer;
+
+import me.lucko.spark.common.platform.serverconfig.AbstractServerConfigProvider;
+
+import org.bukkit.configuration.MemorySection;
+import org.bukkit.configuration.file.YamlConfiguration;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.util.List;
+import java.util.Map;
+
+public class BukkitServerConfigProvider extends AbstractServerConfigProvider<BukkitServerConfigProvider.FileType> {
+    private static final Gson GSON = new GsonBuilder()
+            .registerTypeAdapter(MemorySection.class, (JsonSerializer<MemorySection>) (obj, type, ctx) -> ctx.serialize(obj.getValues(false)))
+            .create();
+
+    private static final Map<String, FileType> FILES = ImmutableMap.of(
+            "bukkit.yml", FileType.YAML,
+            "spigot.yml", FileType.YAML,
+            "paper.yml", FileType.YAML
+    );
+
+    // todo: make configurable?
+    private static final List<String> HIDDEN_PATHS = ImmutableList.of(
+            "database",
+            "settings.bungeecord-addresses",
+            "settings.velocity-support.secret"
+    );
+
+    public BukkitServerConfigProvider() {
+        super(FILES, HIDDEN_PATHS);
+    }
+
+    @Override
+    protected JsonElement load(String path, FileType type) throws IOException {
+        try (BufferedReader reader = Files.newBufferedReader(Paths.get(path), StandardCharsets.UTF_8)) {
+            YamlConfiguration config = YamlConfiguration.loadConfiguration(reader);
+            Map<String, Object> values = config.getValues(false);
+            return GSON.toJsonTree(values);
+        }
+    }
+
+    enum FileType {
+        YAML
+    }
+
+}
diff --git a/spark-bukkit/src/main/java/me/lucko/spark/bukkit/BukkitSparkPlugin.java b/spark-bukkit/src/main/java/me/lucko/spark/bukkit/BukkitSparkPlugin.java
index 6929a4d..9727277 100644
--- a/spark-bukkit/src/main/java/me/lucko/spark/bukkit/BukkitSparkPlugin.java
+++ b/spark-bukkit/src/main/java/me/lucko/spark/bukkit/BukkitSparkPlugin.java
@@ -27,6 +27,7 @@ import me.lucko.spark.common.SparkPlatform;
 import me.lucko.spark.common.SparkPlugin;
 import me.lucko.spark.common.monitor.ping.PlayerPingProvider;
 import me.lucko.spark.common.platform.PlatformInfo;
+import me.lucko.spark.common.platform.serverconfig.ServerConfigProvider;
 import me.lucko.spark.common.sampler.ThreadDumper;
 import me.lucko.spark.common.tick.TickHook;
 import me.lucko.spark.common.tick.TickReporter;
@@ -182,6 +183,11 @@ public class BukkitSparkPlugin extends JavaPlugin implements SparkPlugin {
     }
 
     @Override
+    public ServerConfigProvider createServerConfigProvider() {
+        return new BukkitServerConfigProvider();
+    }
+
+    @Override
     public PlatformInfo getPlatformInfo() {
         return new BukkitPlatformInfo(getServer());
     }