def get_data_rows(cls,ar):
qs = VerseText.objects.all()
if ar.param_values.p_book:
qs = qs.filter(verse__book=ar.param_values.p_book)
if ar.param_values.p_chapter:
qs = qs.filter(verse__chapter=ar.param_values.p_chapter)
verses = dict()
versenos = []
for obj in qs.order_by('verse__verseno','verse__verseno_suffix'):
k = obj.verse.pk
v = verses.get(k,None)
if v is None:
versenos.append(k)
v = AttrDict(pk=k,left='',right='',verse=obj.verse)
verses[k] = v
if obj.edition == ar.param_values.edition1:
v.left = obj.text
elif obj.edition == ar.param_values.edition2:
v.right = obj.text
for k in versenos:
yield verses[k]
