1 files changed, 55 insertions, 0 deletions
diff --git a/data/rbot/plugins/hl2.rb b/data/rbot/plugins/hl2.rb
new file mode 100644
index 00000000..e0623433
--- /dev/null
+++ b/data/rbot/plugins/hl2.rb
@@ -0,0 +1,55 @@
+# Plugin for the Ruby IRC bot (http://linuxbrit.co.uk/rbot/)
+#
+# Simple Half-Life 2 (Source Engine) plugin to query online
+# servers to see if its online and kicking and how many users.
+#
+# Added 2 seconds timeout to the response. And sockets are now
+# closing properly.
+#
+# (c) 2006 Ole Christian Rynning <oc@rynning.no>
+# Licensed under GPL V2.
+
+require 'socket'
+require 'timeout'
+class HL2Plugin < Plugin
+
+  A2S_INFO = "\xFF\xFF\xFF\xFF\x54\x53\x6F\x75\x72\x63\x65\x20\x45\x6E\x67\x69\x6E\x65\x20\x51\x75\x65\x72\x79\x00"
+
+  TIMEOUT = 2
+
+  def a2s_info(addr, port)
+    socket = UDPSocket.new()
+    socket.send(A2S_INFO, 0, addr, port.to_i)
+    response = nil
+
+    begin
+      timeout(TIMEOUT) do
+        response = socket.recvfrom(1400,0)
+      end
+    rescue Exception
+    end
+
+    socket.close()
+    response ? response.first.unpack("iACZ*Z*Z*Z*sCCCaaCCZ*") : nil
+  end
+
+  def help(plugin, topic="")
+    "hl2 'server:port' => show basic information about the given server"
+  end
+
+  def hl2(m, params)
+    addr, port = params[:conn_str].split(':')
+    Thread.start do
+      info = a2s_info(addr, port)
+      if info != nil
+        m.reply "#{info[3]} is online with #{info[8]}/#{info[9]} players."
+      else
+        m.reply "Couldn't connect to #{params[:conn_str]}"
+      end
+    end
+  end
+
+end
+plugin = HL2Plugin.new
+plugin.map 'hl2 :conn_str'
+