1 files changed, 57 insertions, 0 deletions
diff --git a/src/main/java/darkknight/jewelrycraft/util/PlayerUtils.java b/src/main/java/darkknight/jewelrycraft/util/PlayerUtils.java
new file mode 100644
index 0000000..aa6a12b
--- /dev/null
+++ b/src/main/java/darkknight/jewelrycraft/util/PlayerUtils.java
@@ -0,0 +1,57 @@
+package darkknight.jewelrycraft.util;
+
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.nbt.NBTTagCompound;
+import net.minecraft.server.MinecraftServer;
+import net.minecraft.server.integrated.IntegratedServer;
+import cpw.mods.fml.common.FMLCommonHandler;
+
+/**
+ * Code taken from OpenBlocks
+ */
+public class PlayerUtils 
+{
+    public static boolean isPlayerOp(String username) 
+    {
+        username = username.toLowerCase();
+
+        MinecraftServer server = FMLCommonHandler.instance().getSidedDelegate().getServer();
+
+        // SP and LAN
+        if (server.isSinglePlayer()) {
+            if (server instanceof IntegratedServer) return server.getServerOwner().equals(username);
+            return server.getConfigurationManager().getOps().contains(username);
+        }
+
+        // SMP
+        return server.getConfigurationManager().getOps().contains(username);
+    }
+
+    public static NBTTagCompound getModPlayerPersistTag(EntityPlayer player, String modName) 
+    {
+
+        NBTTagCompound tag = player.getEntityData();
+
+        NBTTagCompound persistTag = null;
+        if (tag.hasKey(EntityPlayer.PERSISTED_NBT_TAG)) 
+        {
+            persistTag = tag.getCompoundTag(EntityPlayer.PERSISTED_NBT_TAG);
+        } else 
+        {
+            persistTag = new NBTTagCompound();
+            tag.setTag(EntityPlayer.PERSISTED_NBT_TAG, persistTag);
+        }
+
+        NBTTagCompound modTag = null;
+        if (persistTag.hasKey(modName)) 
+        {
+            modTag = persistTag.getCompoundTag(modName);
+        } else 
+        {
+            modTag = new NBTTagCompound();
+            persistTag.setTag(modName, modTag);
+        }
+
+        return modTag;
+    }
+}
+\ No newline at end of file