New gui_extension_point added. Do not use all args in remove_gui_extension_point() to identify elements to be removed. Use only first one

src/chat_control.py

@@ -522,8 +522,12 @@ class ChatControlBase(MessageControl, ChatCommandProcessor, CommandTools):
         super(ChatControlBase, self).shutdown()
         # PluginSystem: removing GUI extension points connected with ChatControlBase
         # instance object
-        gajim.plugin_manager.remove_gui_extension_point('chat_control_base', self)
-        gajim.plugin_manager.remove_gui_extension_point('chat_control_base_draw_banner', self)
+        gajim.plugin_manager.remove_gui_extension_point('chat_control_base',
+            self)
+        gajim.plugin_manager.remove_gui_extension_point(
+            'chat_control_base_draw_banner', self)
+        gajim.plugin_manager.remove_gui_extension_point('print_special_text',
+            self)
         gajim.ged.remove_event_handler('our-show', ged.GUI1,
             self._nec_our_status)
 

src/conversation_textview.py

@@ -1039,6 +1039,15 @@ class ConversationTextview(gobject.GObject):
         Is called by detect_and_print_special_text and prints special text
         (emots, links, formatting)
         """
+
+
+        # PluginSystem: adding GUI extension point for ConversationTextview
+        self.plugin_modified = False
+        gajim.plugin_manager.gui_extension_point('print_special_text', self,
+            special_text, other_tags, graphics)
+        if self.plugin_modified:
+            return
+
         tags = []
         use_other_tags = True
         text_is_valid_uri = False

src/plugins/pluginmanager.py

@@ -215,9 +215,13 @@ class PluginManager(object):
                 extension point name) to identify element to be removed.
         :type args: tuple
         '''
-
         if gui_extpoint_name in self.gui_extension_points:
-            self.gui_extension_points[gui_extpoint_name].remove(args)
+            extension_points = list(self.gui_extension_points[gui_extpoint_name])
+            for ext_point in extension_points:
+                if args[0] in ext_point:
+                    self.gui_extension_points[gui_extpoint_name].remove(
+                        ext_point)
+
 
     @log_calls('PluginManager')
     def _add_gui_extension_point_call_to_list(self, gui_extpoint_name, *args):