def extract_more_verses(text, ref, point, outline):
"""
-text: string of verse numbers without book or chapter, e.g. '3, 7, 10-14, 16'.
-ref: Reference immediately preceding this string of verse numbers.
-point: outline point the verses are under.
-outline: outline list from extract().
Helper function for extract() -- creates References for verses and adds them to outline.
Creates References for verses and adds them to outline.
"""
# gets list of tuples: (verse, end_verse,)
# e.g. '3, 7, 10-14, 16' --> [(3, None,), (7, None,), (10, 14,), (16, None,)]
verses = re.findall(re.compile(r'(?P<verse>\d{1,3})(?:-(?P<end_verse>\d{1,3}))?'), text)
for verse in verses:
more_verses_ref = Reference(outline_point=point,
book=ref.book,
verse=int(verse[0]))
more_verses_ref.end_verse = int(verse[1]) if verse[1] else None
if ref.end_chapter is not None:
more_verses_ref.chapter = ref.end_chapter
else:
more_verses_ref.chapter = ref.chapter
if more_verses_ref.end_verse is not None:
more_verses_ref.end_chapter = more_verses_ref.chapter
more_verses_ref.save()
outline[-1][1].append(more_verses_ref)
return
def extract(text):
"""
Extract from a block of text a list of 2-tuples
containing an outline point and a list of normalized, tupled verse references under that outline point.
"""
outline = []
point = OutlinePoint(level=0, string='Scripture Reading:')
point.save()
outline.append((point, [],))
for r in re.finditer(scripture_re, text):
try:
# find Roman numerals / outline points
is_bullet = False
for i in range(1,5):
if r.group(i):
point = OutlinePoint(level=i, string=r.group(i))
point.save()
outline.append((point, [],))
is_bullet = True
if is_bullet == False:
ref = Reference(outline_point=point)
outline[-1][1].append(ref)
if r.group('book'): # reference contains book name
ref.book = get_book(r.group('book'))[1]
ref.chapter = int(r.group('chapter')) if r.group('chapter') else None
ref.verse = int(r.group('verse')) if r.group('verse') else None
ref.end_chapter = int(r.group('end_chapter')) if r.group('end_chapter') else None
ref.end_verse = int(r.group('end_verse')) if r.group('end_verse') else None
if ((ref.end_verse is not None) and (ref.end_chapter is None)):
ref.end_chapter = ref.chapter
ref.save()
if r.group('more_verses'):
extract_more_verses(r.group('more_verses'), ref, point, outline)
else: # get book from previous reference
if len(outline[-1][1]) > 1:
ref.book = outline[-1][1][-2].book
else: # if this is the first reference under an outline point
ref.book = outline[-2][1][-1].book
if r.group('headless_chapter'): # reference has no book
ref.chapter = int(r.group('headless_chapter'))
ref.verse = int(r.group('headless_verse')) if r.group('headless_verse') else None
ref.end_chapter = int(r.group('headless_end_chapter')) if r.group('headless_end_chapter') else None
ref.end_verse = int(r.group('headless_end_verse')) if r.group('headless_end_verse') else None
if ((ref.end_verse is not None) and (ref.end_chapter is None)):
ref.end_chapter = ref.chapter
ref.save()
if r.group('more_headless_verses'):
extract_more_verses(r.group('more_headless_verses'), ref, point, outline)
else:
if r.group('lonely_verse'):
if len(outline[-1][1]) > 1:
ref.chapter = outline[-1][1][-2].chapter
else: # this is the first reference under an outline point
ref.chapter = outline[-2][1][-1].chapter
ref.verse = int(r.group('lonely_verse'))
ref.end_verse = int(r.group('lonely_end_verse')) if r.group('lonely_end_verse') else None
if ((ref.end_verse is not None) and (ref.end_chapter is None)):
ref.end_chapter = ref.chapter
ref.save()
if r.group('more_lonely_verses'):
extract_more_verses(r.group('more_lonely_verses'), ref, point, outline)
except InvalidReferenceException:
pass
return outline