Placeholders!

6 files changed, 241 insertions, 0 deletions

diff --git a/spark-bukkit/build.gradle b/spark-bukkit/build.gradle
index ec2d88d..7de38d3 100644
--- a/spark-bukkit/build.gradle
+++ b/spark-bukkit/build.gradle
@@ -5,6 +5,12 @@ dependencies {
         exclude(module: 'text-serializer-gson')
     }
     compileOnly 'org.spigotmc:spigot-api:1.14-R0.1-SNAPSHOT'
+    
+    // placeholders
+    compileOnly 'me.clip:placeholderapi:2.10.3'
+    compileOnly('be.maximvdw:MVdWPlaceholderAPI:3.0.1-SNAPSHOT') {
+        exclude(module: 'MVdWUpdater')
+    }
 }
 
 processResources {
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 5920bd5..edeeb50 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
@@ -20,6 +20,8 @@
 
 package me.lucko.spark.bukkit;
 
+import me.lucko.spark.bukkit.placeholder.SparkMVdWPlaceholders;
+import me.lucko.spark.bukkit.placeholder.SparkPlaceholderApi;
 import me.lucko.spark.common.SparkPlatform;
 import me.lucko.spark.common.SparkPlugin;
 import me.lucko.spark.common.sampler.ThreadDumper;
@@ -63,6 +65,15 @@ public class BukkitSparkPlugin extends JavaPlugin implements SparkPlugin {
             };
             CommandMapUtil.registerCommand(this, this.tpsCommand, "tps");
         }
+
+        if (getServer().getPluginManager().isPluginEnabled("PlaceholderAPI")) {
+            new SparkPlaceholderApi(this, this.platform);
+            getLogger().info("Registered PlaceholderAPI placeholders");
+        }
+        if (getServer().getPluginManager().isPluginEnabled("MVdWPlaceholderAPI")) {
+            new SparkMVdWPlaceholders(this, this.platform);
+            getLogger().info("Registered MVdWPlaceholderAPI placeholders");
+        }
     }
 
     @Override
diff --git a/spark-bukkit/src/main/java/me/lucko/spark/bukkit/placeholder/SparkMVdWPlaceholders.java b/spark-bukkit/src/main/java/me/lucko/spark/bukkit/placeholder/SparkMVdWPlaceholders.java
new file mode 100644
index 0000000..15aba81
--- /dev/null
+++ b/spark-bukkit/src/main/java/me/lucko/spark/bukkit/placeholder/SparkMVdWPlaceholders.java
@@ -0,0 +1,48 @@
+/*
+ * 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.placeholder;
+
+import be.maximvdw.placeholderapi.PlaceholderAPI;
+import be.maximvdw.placeholderapi.PlaceholderReplaceEvent;
+import be.maximvdw.placeholderapi.PlaceholderReplacer;
+import me.lucko.spark.bukkit.BukkitSparkPlugin;
+import me.lucko.spark.common.SparkPlatform;
+
+public class SparkMVdWPlaceholders implements PlaceholderReplacer {
+
+    private final SparkPlatform platform;
+
+    public SparkMVdWPlaceholders(BukkitSparkPlugin plugin, SparkPlatform platform) {
+        this.platform = platform;
+        PlaceholderAPI.registerPlaceholder(plugin, "spark_*", this);
+    }
+
+    @Override
+    public String onPlaceholderReplace(PlaceholderReplaceEvent event) {
+        String placeholder = event.getPlaceholder();
+        if (!placeholder.startsWith("spark_")) {
+            return null;
+        }
+
+        String identifier = placeholder.substring("spark_".length());
+        return SparkPlaceholderProvider.respond(this.platform, identifier);
+    }
+}
diff --git a/spark-bukkit/src/main/java/me/lucko/spark/bukkit/placeholder/SparkPlaceholderApi.java b/spark-bukkit/src/main/java/me/lucko/spark/bukkit/placeholder/SparkPlaceholderApi.java
new file mode 100644
index 0000000..e5ada99
--- /dev/null
+++ b/spark-bukkit/src/main/java/me/lucko/spark/bukkit/placeholder/SparkPlaceholderApi.java
@@ -0,0 +1,75 @@
+/*
+ * 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.placeholder;
+
+import me.clip.placeholderapi.expansion.PlaceholderExpansion;
+import me.lucko.spark.bukkit.BukkitSparkPlugin;
+import me.lucko.spark.common.SparkPlatform;
+import org.bukkit.OfflinePlayer;
+import org.bukkit.entity.Player;
+
+import java.util.stream.Collectors;
+
+public class SparkPlaceholderApi extends PlaceholderExpansion {
+    private final BukkitSparkPlugin plugin;
+    private final SparkPlatform platform;
+
+    public SparkPlaceholderApi(BukkitSparkPlugin plugin, SparkPlatform platform) {
+        this.plugin = plugin;
+        this.platform = platform;
+        register();
+    }
+
+    @Override
+    public String onPlaceholderRequest(Player p, String params) {
+        return onRequest(null, params);
+    }
+
+    @Override
+    public String onRequest(OfflinePlayer p, String params) {
+        return SparkPlaceholderProvider.respond(this.platform, params);
+    }
+
+    @Override
+    public String getIdentifier() {
+        return "spark";
+    }
+
+    @Override
+    public String getAuthor() {
+        return plugin.getDescription().getAuthors().stream().collect(Collectors.joining(", "));
+    }
+
+    @Override
+    public String getVersion() {
+        return plugin.getVersion();
+    }
+
+    @Override
+    public boolean persist() {
+        return true;
+    }
+
+    @Override
+    public boolean canRegister() {
+        return true;
+    }
+}
diff --git a/spark-bukkit/src/main/java/me/lucko/spark/bukkit/placeholder/SparkPlaceholderProvider.java b/spark-bukkit/src/main/java/me/lucko/spark/bukkit/placeholder/SparkPlaceholderProvider.java
new file mode 100644
index 0000000..d458148
--- /dev/null
+++ b/spark-bukkit/src/main/java/me/lucko/spark/bukkit/placeholder/SparkPlaceholderProvider.java
@@ -0,0 +1,99 @@
+/*
+ * 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.placeholder;
+
+import me.lucko.spark.common.SparkPlatform;
+import me.lucko.spark.common.command.modules.HealthModule;
+import me.lucko.spark.common.monitor.cpu.CpuMonitor;
+import me.lucko.spark.common.monitor.tick.TpsCalculator;
+import net.kyori.text.TextComponent;
+import net.kyori.text.serializer.legacy.LegacyComponentSerializer;
+
+enum SparkPlaceholderProvider {
+    ;
+
+    public static String respond(SparkPlatform platform, String placeholder) {
+        if (placeholder.startsWith("tps")) {
+            TpsCalculator tpsCalculator = platform.getTpsCalculator();
+            if (tpsCalculator == null) {
+                return null;
+            }
+
+            switch (placeholder) {
+                case "tps":
+                    TextComponent c = TextComponent.builder(" ")
+                            .append(HealthModule.formatTps(tpsCalculator.avg5Sec())).append(TextComponent.of(", "))
+                            .append(HealthModule.formatTps(tpsCalculator.avg10Sec())).append(TextComponent.of(", "))
+                            .append(HealthModule.formatTps(tpsCalculator.avg1Min())).append(TextComponent.of(", "))
+                            .append(HealthModule.formatTps(tpsCalculator.avg5Min())).append(TextComponent.of(", "))
+                            .append(HealthModule.formatTps(tpsCalculator.avg15Min()))
+                            .build();
+                    return LegacyComponentSerializer.legacy().serialize(c);
+                case "tps_5s":
+                    return LegacyComponentSerializer.legacy().serialize(HealthModule.formatTps(tpsCalculator.avg5Sec()));
+                case "tps_10s":
+                    return LegacyComponentSerializer.legacy().serialize(HealthModule.formatTps(tpsCalculator.avg10Sec()));
+                case "tps_1m":
+                    return LegacyComponentSerializer.legacy().serialize(HealthModule.formatTps(tpsCalculator.avg1Min()));
+                case "tps_5m":
+                    return LegacyComponentSerializer.legacy().serialize(HealthModule.formatTps(tpsCalculator.avg5Min()));
+                case "tps_15m":
+                    return LegacyComponentSerializer.legacy().serialize(HealthModule.formatTps(tpsCalculator.avg15Min()));
+            }
+        }
+        
+        if (placeholder.startsWith("cpu")) {
+            switch (placeholder) {
+                case "cpu_system": {
+                    TextComponent c = TextComponent.builder(" ")
+                            .append(HealthModule.formatCpuUsage(CpuMonitor.systemLoad10SecAvg())).append(TextComponent.of(", "))
+                            .append(HealthModule.formatCpuUsage(CpuMonitor.systemLoad1MinAvg())).append(TextComponent.of(", "))
+                            .append(HealthModule.formatCpuUsage(CpuMonitor.systemLoad15MinAvg()))
+                            .build();
+                    return LegacyComponentSerializer.legacy().serialize(c);
+                }
+                case "cpu_system_10s":
+                    return LegacyComponentSerializer.legacy().serialize(HealthModule.formatCpuUsage(CpuMonitor.systemLoad10SecAvg()));
+                case "cpu_system_1m":
+                    return LegacyComponentSerializer.legacy().serialize(HealthModule.formatCpuUsage(CpuMonitor.systemLoad1MinAvg()));
+                case "cpu_system_15m":
+                    return LegacyComponentSerializer.legacy().serialize(HealthModule.formatCpuUsage(CpuMonitor.systemLoad15MinAvg()));
+                case "cpu_process": {
+                    TextComponent c = TextComponent.builder(" ")
+                            .append(HealthModule.formatCpuUsage(CpuMonitor.processLoad10SecAvg())).append(TextComponent.of(", "))
+                            .append(HealthModule.formatCpuUsage(CpuMonitor.processLoad1MinAvg())).append(TextComponent.of(", "))
+                            .append(HealthModule.formatCpuUsage(CpuMonitor.processLoad15MinAvg()))
+                            .build();
+                    return LegacyComponentSerializer.legacy().serialize(c);
+                }
+                case "cpu_process_10s":
+                    return LegacyComponentSerializer.legacy().serialize(HealthModule.formatCpuUsage(CpuMonitor.processLoad10SecAvg()));
+                case "cpu_process_1m":
+                    return LegacyComponentSerializer.legacy().serialize(HealthModule.formatCpuUsage(CpuMonitor.processLoad1MinAvg()));
+                case "cpu_process_15m":
+                    return LegacyComponentSerializer.legacy().serialize(HealthModule.formatCpuUsage(CpuMonitor.processLoad15MinAvg()));
+            }
+        }
+
+        return null;
+    }
+    
+}
diff --git a/spark-bukkit/src/main/resources/plugin.yml b/spark-bukkit/src/main/resources/plugin.yml
index c940592..7b25e76 100644
--- a/spark-bukkit/src/main/resources/plugin.yml
+++ b/spark-bukkit/src/main/resources/plugin.yml
@@ -9,6 +9,8 @@ main: me.lucko.spark.bukkit.BukkitSparkPlugin
 # spark is still compatible with pre-1.13 releases.
 api-version: 1.13
 
+softdepend: [PlaceholderAPI, MVdWPlaceholderAPI]
+
 commands:
   spark:
     description: Main plugin command
\ No newline at end of file