Add Wrapperclass for Parser to RedPage

Add a wrapper class to overwrite type of Items returned by
RedPage.redfams relationship

Related Task: [https://fs.golderweb.de/index.php?do=details&task_id=109 FS#109]

bots/reddiscparser.py

@@ -33,7 +33,7 @@ from pywikibot.bot import ExistingPageBot, NoRedirectPageBot
 
 import jogobot
 
-from lib.redpage import RedPage
+from lib.redpage import RedPageParser
 from lib.redfam import RedFamParser
 
 
@@ -127,7 +127,7 @@ class DiscussionParserBot(
         else:
 
             # If successfully parsed all pages in cat, flush db write cache
-            RedPage.flush_db_cache()
+            RedPageParser.flush_db_cache()
 
     def treat_page( self ):
         """
@@ -146,13 +146,13 @@ class DiscussionParserBot(
             return
 
         # Initiate RedPage object
-        redpage = RedPage.session.query(RedPage).filter(
-            RedPage.pageid == self.current_page.pageid ).one_or_none()
+        redpage = RedPageParser.session.query(RedPageParser).filter(
+            RedPageParser.pageid == self.current_page.pageid ).one_or_none()
 
         if redpage:
             redpage.update( self.current_page )
         else:
-            redpage = RedPage( self.current_page )
+            redpage = RedPageParser( self.current_page )
 
         # Check whether parsing is needed
         if redpage.is_parsing_needed():