Add event cancellation watcher

1 files changed, 51 insertions, 0 deletions

diff --git a/src/main/kotlin/moe/nea/kowalski/Kowalski.kt b/src/main/kotlin/moe/nea/kowalski/Kowalski.kt
new file mode 100644
index 0000000..2bede19
--- /dev/null
+++ b/src/main/kotlin/moe/nea/kowalski/Kowalski.kt
@@ -0,0 +1,51 @@
+package moe.nea.kowalski
+
+import net.minecraftforge.client.ClientCommandHandler
+import net.minecraftforge.client.event.ClientChatReceivedEvent
+import net.minecraftforge.common.MinecraftForge
+import net.minecraftforge.fml.common.Mod
+import net.minecraftforge.fml.common.event.FMLInitializationEvent
+import net.minecraftforge.fml.common.eventhandler.Event
+import net.minecraftforge.fml.common.eventhandler.SubscribeEvent
+
+@Mod(modid = "kowalski", useMetadata = true)
+class Kowalski {
+
+    companion object {
+        val watchedEvents = mutableSetOf<String>()
+
+        @JvmStatic
+        fun eventIsBeingCancelled(event: Event) {
+            if (event.javaClass.simpleName !in watchedEvents) {
+                return
+            }
+            val interestingStack = Thread.currentThread()
+                .stackTrace
+                .dropWhile { it.className.startsWith("java.lang.") }
+                .dropWhile { it.className.startsWith("moe.nea.kowalski.") }
+                .drop(1)
+            KowalskiCommand.chat(
+                "§c§k!!!§c RED ALERT §k!!!§c\n" +
+                        "AN EVENT HAS BEEN CANCELLED\n" +
+                        "§c=================\n" +
+                        "§e${interestingStack.joinToString("\n§e")}\n" +
+                        "§c================="
+            )
+        }
+    }
+
+
+    @SubscribeEvent
+    fun cancelMessages(event: ClientChatReceivedEvent) {
+        if (event.message.unformattedText.contains("verboten"))
+            event.isCanceled = true
+    }
+
+    @Mod.EventHandler
+    fun init(event: FMLInitializationEvent) {
+        ClientCommandHandler.instance.registerCommand(KowalskiCommand)
+        MinecraftForge.EVENT_BUS.register(this)
+    }
+
+
+}