fixed traceback when doing a text search without bible

openlp/plugins/bibles/lib/db.py

@@ -401,7 +401,7 @@ class BibleDB(QtCore.QObject, Manager):
         """
         log.debug(u'BibleDB.get_chapter_count("%s")', book)
         count = self.session.query(Verse.chapter).join(Book)\
-            .filter(Book.name==book)\
+            .filter(Book.name == book)\
             .distinct().count()
         if not count:
             return 0
@@ -420,8 +420,8 @@ class BibleDB(QtCore.QObject, Manager):
         """
         log.debug(u'BibleDB.get_verse_count("%s", %s)', book, chapter)
         count = self.session.query(Verse).join(Book)\
-            .filter(Book.name==book)\
-            .filter(Verse.chapter==chapter)\
+            .filter(Book.name == book)\
+            .filter(Verse.chapter == chapter)\
             .count()
         if not count:
             return 0

openlp/plugins/bibles/lib/manager.py

@@ -294,6 +294,15 @@ class BibleManager(object):
             The text to search for (unicode).
         """
         log.debug(u'BibleManager.verse_search("%s", "%s")', bible, text)
+        if not bible:
+            Receiver.send_message(u'openlp_information_message', {
+                u'title': translate('BiblesPlugin.BibleManager',
+                'No Bibles Available'),
+                u'message': translate('BiblesPlugin.BibleManager',
+                'There are no Bibles currently installed. Please use the '
+                'Import Wizard to install one or more Bibles.')
+                })
+            return None
         # Check if the bible or second_bible is a web bible.
         webbible = self.db_cache[bible].get_object(BibleMeta,
             u'download source')