fixed bug 789143

Fixes: https://launchpad.net/bugs/789143

openlp/plugins/songs/lib/__init__.py

@@ -171,7 +171,8 @@ class VerseType(object):
     @staticmethod
     def from_loose_input(verse_name):
         """
-        Return the VerseType for a given string, Other if not found
+        Return the VerseType for a given string, Other if not found. Use this
+        with caution!
 
         ``verse_name``
             The string to return a VerseType for
@@ -265,52 +266,9 @@ def clean_song(manager, song):
     whitespace = re.compile(r'\W+', re.UNICODE)
     song.search_title = (whitespace.sub(u' ', song.title).strip() + u'@' +
         whitespace.sub(u' ', song.alternate_title).strip()).strip().lower()
-    # Remove the old "language" attribute from lyrics tag (prior to 1.9.5). This
-    # is not very important, but this keeps the database clean. This can be
-    # removed when everybody has cleaned his songs.
-    song.lyrics = song.lyrics.replace(u'<lyrics language="en">', u'<lyrics>')
     verses = SongXML().get_verses(song.lyrics)
     lyrics = u' '.join([whitespace.sub(u' ', verse[1]) for verse in verses])
     song.search_lyrics = lyrics.lower()
-    # We need a new and clean SongXML instance.
-    sxml = SongXML()
-    # Rebuild the song's verses, to remove any wrong verse names (for example
-    # translated ones), which might have been added prior to 1.9.5.
-    # List for later comparison.
-    compare_order = []
-    for verse in verses:
-        verse_type = VerseType.Tags[VerseType.from_loose_input(
-            verse[0][u'type'])]
-        sxml.add_verse_to_lyrics(
-            verse_type,
-            verse[0][u'label'],
-            verse[1],
-            verse[0][u'lang'] if verse[0].has_key(u'lang') else None
-        )
-        compare_order.append((u'%s%s' % (verse_type, verse[0][u'label'])
-            ).upper())
-        if verse[0][u'label'] == u'1':
-            compare_order.append(verse_type.upper())
-    song.lyrics = unicode(sxml.extract_xml(), u'utf-8')
-    # Rebuild the verse order, to convert translated verse tags, which might
-    # have been added prior to 1.9.5.
-    if song.verse_order:
-        order = song.verse_order.strip().split()
-    else:
-        order = []
-    new_order = []
-    for verse_def in order:
-        verse_type = VerseType.Tags[VerseType.from_loose_input(verse_def[0])]
-        if len(verse_def) > 1:
-            new_order.append((u'%s%s' % (verse_type, verse_def[1:])).upper())
-        else:
-            new_order.append(verse_type.upper())
-    song.verse_order = u' '.join(new_order)
-    # Check if the verse order contains tags for verses which do not exist.
-    for order in new_order:
-        if order not in compare_order:
-            song.verse_order = u''
-            break
     # The song does not have any author, add one.
     if not song.authors:
         name = SongStrings.AuthorUnknown