--- gozerbot-0.99.1.orig/build/lib/gozerbot/morphs.py
+++ gozerbot-0.99.1/build/lib/gozerbot/morphs.py
@@ -0,0 +1,159 @@
+# gozerbot/morphs.py
+#
+#
+
+""" convert input/output stream. """
+
+## IMPORT SECTION
+
+# gozerbot imports
+from utils.exception import handle_exception
+from utils.trace import calledfrom
+
+# basic imports
+import sys
+
+## END IMPORT
+
+## LOCK SECTION
+
+# no locks
+
+## END LOCK
+
+class Morph(object):
+
+    """
+        transform stream.
+
+        :param func: morphing function
+        :type func: function
+
+    """
+
+    def __init__(self, func):
+        self.plugname = calledfrom(sys._getframe(0))
+        self.func = func
+        self.activate = False
+
+    def do(self, *args, **kwargs):
+
+        """
+            do the morphing.
+
+            .. literalinclude:: ../../gozerbot/morphs.py
+                :pyobject: Morph.do
+        """
+        if not self.activate:
+            return
+
+        try:
+            return self.func(*args, **kwargs)
+        except Exception, ex:
+            handle_exception()
+
+class MorphList(list):
+
+    """ list of morphs. """
+
+    def add(self, func, index=None):
+
+        """
+            add morph.
+
+            :param func: morphing function
+            :type func: function
+            :param index: index into the morphlist
+            :type index: integer
+            :rtype: self
+
+            .. literalinclude:: ../../gozerbot/morphs.py
+                :pyobject: MorphList.add
+
+        """
+
+        if not index:
+            self.append(Morph(func))
+        else:
+            self.insert(index, Moprh(func))
+
+        return self
+
+    def do(self, input, *args, **kwargs):
+
+        """
+            call morphing chain.
+
+            :param input: data to do the morphing on
+            :type input: string
+
+            .. literalinclude:: ../../gozerbot/morphs.py
+                :pyobject: MorphList.do
+
+        """
+
+        for morph in self:
+            input = morph.do(input, *args, **kwargs) or input
+
+        return input
+
+    def unload(self, plugname):
+
+        """
+            unload morhps belonging to plug <plugname>.
+
+            :param plugname: the plugname to unload the morphs from
+            :type plugname: string
+
+            .. literalinclude:: ../../gozerbot/morphs.py
+                :pyobject: MorphList.unload
+
+        """
+
+        for index in range(len(self)-1, -1, -1):
+            if self[index].plugname == plugname:
+                del self[index]
+
+    def disable(self, plugname):
+
+        """
+            disable morhps belonging to plug <plugname>.
+
+            :param plugname: the plugname to unload the morphs from
+            :type plugname: string
+
+            .. literalinclude:: ../../gozerbot/morphs.py
+                :pyobject: MorphList.disable
+
+        """
+
+        for index in range(len(self)-1, -1, -1):
+            if self[index].plugname == plugname:
+                self[index].activate = False
+
+    def activate(self, plugname):
+
+        """
+            activate morhps belonging to plug <plugname>.
+
+            :param plugname: the plugname to unload the morphs from
+            :type plugname: string
+
+            .. literalinclude:: ../../gozerbot/morphs.py
+                :pyobject: MorphList.activate
+
+        """
+
+        for index in range(len(self)-1, -1, -1):
+            if self[index].plugname == plugname:
+                self[index].activate = False
+
+## INIT SECTION
+
+# moprhs used on input
+inputmorphs = MorphList()
+
+# morphs used on output
+outputmorphs = MorphList()
+
+## END INIT