def test_linebreaks(self):
sset = SubtitleSet('en')
sset.append_subtitle(0, 1000, '''line 1<br />line 2<br />line 3''',
escape=False)
sset.append_subtitle(1000,200, 'second sub')
output = unicode(TXTGenerator(sset))
self.assertEqual(output, TXT_LINEBREAKS)
def setUp(self):
self.subs = SubtitleSet(language_code='en')
for x in range(0,10):
self.subs.append_subtitle(
from_ms=(x * 1000), to_ms=(x * 1000) + 1000,
content="%s - and *italics* and **bold** and >>." % x
)
class JSONParser(BaseTextParser):
file_type = 'json'
def __init__(self, input_string, pattern, language=None, flags=[], eager_parse=True):
self.input_string = input_string
self.pattern = pattern
self.language = language
super(JSONParser, self).__init__(input_string, pattern, language=language,
flags=[], eager_parse=eager_parse)
def to_internal(self):
if not hasattr(self, 'sub_set'):
self.sub_set = SubtitleSet(self.language)
try:
data = json.loads(self.input_string)
except ValueError:
raise SubtitleParserError("Invalid JSON data provided.")
# Sort by the ``position`` key
data = sorted(data, key=lambda k: k['position'])
for sub in data:
self.sub_set.append_subtitle(sub['start'], sub['end'],
sub['text'])
return self.sub_set
def test_replace_multiple_lines_with_single(self):
set_1 = SubtitleSet.from_list('en', [
(0, 1000, "Hey 1"),
(1000, 2000, "Hey 2"),
(2000, 3000, "Hey 3"),
(3000, 4000, "Hey 4"),
])
set_2 = SubtitleSet.from_list('en', [
(0, 1000, "Hey 1"),
(1000, 3000, "Hey 2 and 3"),
(3000, 4000, "Hey 4"),
])
result = diff(set_1, set_2)
self.assertEqual(result['changed'], True)
# for both time_change and text_changed, we calculate them as follows:
# there are 7 total subs. 4 of those are matches and 2 in set_1 were
# replaced with 1 in set_2. So the change amount is 3/7.
self.assertAlmostEqual(result['time_changed'], 3/7.0)
self.assertAlmostEqual(result['text_changed'], 3/7.0)
self.assertEqual(len(result['subtitle_data']), 4)
# check the lines that haven't changed
self.check_unchanged_subtitle_data(result, set_1, set_2, 0, 3)
# check the line that was inserted
line1 = result['subtitle_data'][1]
self.assertEquals(line1['time_changed'], True)
self.assertEquals(line1['text_changed'], True)
self.assertEquals(line1['subtitles'][0], set_1[1])
self.assertEquals(line1['subtitles'][1], set_2[1])
line2 = result['subtitle_data'][2]
self.assertEquals(line2['time_changed'], True)
self.assertEquals(line2['text_changed'], True)
self.assertEquals(line2['subtitles'][0], set_1[2])
self.assertEquals(line2['subtitles'][1], self.empty_line())
def test_simple_replace(self):
set_1 = SubtitleSet.from_list('en', [
(0, 1000, "Hey 1"),
(1000, 2000, "Hey 2"),
(2000, 3000, "Hey 3"),
(3000, 4000, "Hey 4"),
])
set_2 = SubtitleSet.from_list('en', [
(0, 1000, "Hey 1"),
(1000, 2000, "Hey New 2"),
(2000, 3000, "Hey 3"),
(3000, 4000, "Hey 4"),
])
result = diff(set_1, set_2)
self.assertEqual(result['changed'], True)
self.assertAlmostEqual(result['time_changed'], 0)
# for text_changed, we calculate as follows: there are 8 total subs.
# 6 of those are matches and 1 is different in both sets. So 2/8.0
# has been changed.
self.assertAlmostEqual(result['text_changed'], 2/8.0)
self.assertEqual(len(result['subtitle_data']), 4)
# check the lines that haven't changed
self.check_unchanged_subtitle_data(result, set_1, set_2, 0, 2, 3)
# check the line that was inserted
insert_sub_data = result['subtitle_data'][1]
self.assertEquals(insert_sub_data['time_changed'], False)
self.assertEquals(insert_sub_data['text_changed'], True)
self.assertEquals(insert_sub_data['subtitles'][0], set_1[1])
self.assertEquals(insert_sub_data['subtitles'][1], set_2[1])
class JSONParser(BaseTextParser):
file_type = 'json'
def __init__(self,
input_string,
pattern,
language=None,
flags=[],
eager_parse=True):
self.input_string = input_string
self.pattern = pattern
self.language = language
super(JSONParser, self).__init__(input_string,
pattern,
language=language,
flags=[],
eager_parse=eager_parse)
def to_internal(self):
if not hasattr(self, 'sub_set'):
self.sub_set = SubtitleSet(self.language)
try:
data = json.loads(self.input_string)
except ValueError:
raise SubtitleParserError("Invalid JSON data provided.")
# Sort by the ``position`` key
data = sorted(data, key=lambda k: k['position'])
for sub in data:
self.sub_set.append_subtitle(sub['start'], sub['end'],
sub['text'])
return self.sub_set
def to_internal(self):
if not hasattr(self, 'sub_set'):
try:
self.sub_set = SubtitleSet(self.language)
xml = etree.fromstring(self.input_string.encode('utf-8'))
has_subs = False
total_items = len(xml)
for i,item in enumerate(xml):
duration = 0
start = int(float(item.get('start')) * 1000)
if hasattr(item, 'duration'):
duration = int(float(item.get('dur', 0)) * 1000)
elif i+1 < total_items:
# youtube sometimes omits the duration attribute
# in this case we're displaying until the next sub
# starts
next_item = xml[i+1]
duration = int(float(next_item.get('start')) * 1000) - start
else:
# hardcode the last sub duration at 3 seconds
duration = 3000
end = start + duration
text = item.text and unescape_html(item.text) or u''
self.sub_set.append_subtitle(start, end, text)
has_subs = True
if not has_subs:
raise ValueError("No subs")
except Exception as e:
raise SubtitleParserError(original_error=e)
return self.sub_set
def merge_subtitles(cls, subtitle_sets, initial_ttml=None):
"""Combine multiple subtitles sets into a single XML string.
"""
if len(subtitle_sets) == 0:
raise TypeError("DFXPGenerator.merge_subtitles: No subtitles given")
if initial_ttml is None:
tt = SubtitleSet('').as_etree_node()
body = tt.find(TTML + 'body')
body.remove(body.find(TTML + 'div'))
else:
tt = initial_ttml
body = tt.find(TTML + 'body')
if body is None:
raise ValueError("no body tag")
# set the default language to blank. We will create a div for each
# subtitle set and set xml:lang on that.
tt.set(XML + 'lang', '')
# for each subtitle set we will append the body of tt
for i, subtitle_set in enumerate(subtitle_sets):
root_elt = subtitle_set.as_etree_node()
language_code = root_elt.get(XML + 'lang')
lang_div = etree.SubElement(body, TTML + 'div')
lang_div.set(XML + 'lang', language_code)
lang_div.extend(root_elt.find(TTML + 'body').findall(TTML + 'div'))
utils.indent_ttml(tt)
return etree.tostring(tt)
def test_create_translation_dependent_on_dependent(self):
test_utils.invalidate_widget_video_cache.run_original_for_test()
request = RequestMockup(self.user_0)
session = create_two_sub_dependent_session(request)
response = rpc.start_editing(
request, session.video.video_id, 'fr',
base_language_code=session.language.language_code)
session_pk = response['session_pk']
orig_subs = SubtitleSet('en', response['original_subtitles']['subtitles'])
self.assertEqual(3, len(orig_subs))
rpc.finished_subtitles(request, session_pk, create_subtitle_set().to_xml())
response = rpc.show_widget(request, VIDEO_URL, False)
lang = [r for r in response['drop_down_contents'] if r['language'] == 'fr'][0]
subs = rpc.fetch_subtitles(request, session.video.video_id,
lang['pk'])
subs = SubtitleSet('fr', subs['subtitles'])
self.assertEqual(1, len(subs))
self.assertEqual('hey you 0', subs[0].text)
self.assertEqual(0, subs[0].start_time)
self.assertEqual(1000, subs[0].end_time)
def test_insert(self):
set_1 = SubtitleSet.from_list('en', [
(0, 1000, "Hey 1"),
(1000, 2000, "Hey 2"),
(2000, 3000, "Hey 3"),
(3000, 4000, "Hey 4"),
])
set_2 = SubtitleSet.from_list('en', [
(0, 1000, "Hey 1"),
(500, 800, "Hey 1.5"),
(1000, 2000, "Hey 2"),
(2000, 3000, "Hey 3"),
(3000, 4000, "Hey 4"),
])
result = diff(set_1, set_2)
self.assertEqual(result['changed'], True)
# for both time_change and text_changed, we calculate them as follows:
# there are 9 total subs. 8 of those are matches and 1 is new in
# set_2. So the change amount is 1/9
self.assertAlmostEqual(result['time_changed'], 1/9.0)
self.assertAlmostEqual(result['text_changed'], 1/9.0)
self.assertEqual(len(result['subtitle_data']), 5)
# check the lines that haven't changed
self.check_unchanged_subtitle_data(result, set_1, set_2, 0, 2, 3, 4)
# check the line that was inserted
insert_sub_data = result['subtitle_data'][1]
self.assertEquals(insert_sub_data['time_changed'], True)
self.assertEquals(insert_sub_data['text_changed'], True)
self.assertEquals(insert_sub_data['subtitles'][0], self.empty_line())
self.assertEquals(insert_sub_data['subtitles'][1], set_2[1])
def forwards(self, orm):
"Write your forwards methods here."
for missing_set_version in chunkediter(orm['subtitles.SubtitleVersion'].objects.filter(serialized_subtitles='')):
subtitles = SubtitleSet(missing_set_version.language_code)
missing_set_version.serialized_subtitles = compress(subtitles.to_xml())
missing_set_version.subtitle_count = 0
missing_set_version.save()
def test_add_subtitles_with_complete_true_but_unsynced_subs(self):
# test adding subtitles with complete=True, but the subtitles
# themseleves aren't complete. For this corner case, we should not
# emit subtitles_published.
subs = SubtitleSet(language_code='en')
subs.append_subtitle(None, None, 'content')
pipeline.add_subtitles(self.video, 'en', subs, complete=True)
assert_equal(self.subtitles_published_handler.call_count, 0)
def create_subtitle_set(number_of_subtitles=0, synced=True):
subtitle_set = SubtitleSet('en')
for x in xrange(0, number_of_subtitles+1):
start = x * 1000 if synced else None
end = x * 1000 + 1000 if synced else None
subtitle_set.append_subtitle(start, end, 'hey you %s' % x)
return subtitle_set
def setUp(self):
self.en_subs = SubtitleSet('en')
self.es_subs = SubtitleSet('es')
self.fr_subs = SubtitleSet('fr')
self.en_subs.append_subtitle(1000, 1500, 'content')
self.es_subs.append_subtitle(1000, 1500, 'spanish content')
self.es_subs.append_subtitle(2000, 2500, 'spanish content 2',
new_paragraph=True)
self.fr_subs.append_subtitle(1000, 1500, 'french content')
def test_data_ordering(self):
set_1 = SubtitleSet.from_list("en", [(0, 1000, "Hey 1")])
set_2 = SubtitleSet.from_list("en", [(0, 1000, "Hey 1"), (1200, 2000, "Hey 2"), (2000, 3000, "Hey 3")])
result = diff(set_1, set_2)
subs_result = result["subtitle_data"][2]["subtitles"]
# make sure the 0 index subs is for set_1, test
# we respect the ordering of arguments passed to diff
self.assertEqual(subs_result[0].text, None)
self.assertEqual(subs_result[1].text, "Hey 3")
def test_calc_changes(self):
set_1 = SubtitleSet.from_list(
"en", [(0, 1000, "Hey 1"), (1000, 2000, "Hey 2"), (2000, 3000, "Hey 3"), (3000, 4000, "Hey 4")]
)
set_2 = SubtitleSet.from_list(
"en", [(0, 1000, "Hey 1"), (1000, 2000, "Hey New 2"), (2000, 3000, "Hey 3"), (3000, 4000, "Hey 4")]
)
text_changed, time_changed = calc_changes(set_1, set_2)
self.assertAlmostEqual(time_changed, 0)
self.assertAlmostEqual(text_changed, 2 / 8.0)
def test_unsynced_reflect_time_changes(self):
set_1 = SubtitleSet.from_list('en', [
(0, 1000, "Hey 1"),
])
set_2 = SubtitleSet.from_list('en', [
(0, 1000, "Hey 1"),
(None, None, "Hey 2"),
])
result = diff(set_1, set_2)
self.assertAlmostEqual(result['time_changed'], 1/3.0)
def test_start_translating(self):
test_utils.invalidate_widget_video_cache.run_original_for_test()
request = RequestMockup(self.user_0)
session = self._create_basic_version(request)
sl_en = session.language
# open translation dialog.
response = rpc.start_editing(request, session.video.video_id,
'es', base_language_code=sl_en.language_code)
session_pk = response['session_pk']
subs = response['subtitles']
self.assertEquals(True, response['can_edit'])
self.assertEquals(0, subs['version'])
self.assertEquals(0, len(SubtitleSet('es', subs['subtitles'])))
rpc.finished_subtitles(request, session_pk, create_subtitle_set().to_xml())
video = models.Video.objects.get(id=session.video.id)
translations = rpc.fetch_subtitles(request, video.video_id, video.subtitle_language('es').pk)
subtitles = SubtitleSet('es',translations['subtitles'])
self.assertEquals(1, len(subtitles))
self.assertEquals('hey you 0', subtitles[0][2])
language = video.subtitle_language('es')
self.assertEquals(1, language.subtitleversion_set.full().count())
self.assertEquals(language.get_translation_source_language_code(), 'en')
version = language.get_tip()
self.assertTrue('en' in version.get_lineage())
response = rpc.start_editing(request, session.video.video_id,
'es', base_language_code=sl_en.language_code)
rpc.finished_subtitles(request, session_pk, create_subtitle_set(2).to_xml())
translations = rpc.fetch_subtitles(request, video.video_id, video.subtitle_language('es').pk)
subtitles = SubtitleSet('es',translations['subtitles'])
self.assertEquals(3, len(subtitles))
self.assertEquals('hey you 0', subtitles[0][2])
self.assertEquals('hey you 1', subtitles[1][2])
self.assertEquals('hey you 2', subtitles[2][2])
language = video.subtitle_language('es')
self.assertEquals(2, language.subtitleversion_set.full().count())
self.assertEquals(language.get_translation_source_language_code(), 'en')
version = language.get_tip()
self.assertTrue('en' in version.get_lineage())
def test_one_set_empty(self):
set_1 = SubtitleSet.from_list('en', [
(0, 1000, "Hey 1"),
(1000, 2000, "Hey 2"),
(2000, 3000, "Hey 3"),
(3000, 4000, "Hey 4"),
])
result = diff(set_1, SubtitleSet('en'))
self.assertEqual(result['changed'], True)
self.assertEqual(result['text_changed'], 1.0)
self.assertEqual(result['time_changed'], 1.0)
def test_unsynced_reflect_time_changes(self):
set_1 = SubtitleSet.from_list('en', [
(0, 1000, "Hey 1"),
])
set_2 = SubtitleSet.from_list('en', [
(0, 1000, "Hey 1"),
(None, None, "Hey 2"),
])
result = diff(set_1, set_2)
self.assertAlmostEqual(result['time_changed'], 1/3.0)
class YoutubeParser(BaseTextParser):
file_type = 'youtube'
def __init__(self, input_string, language_code):
self.language_code = language_code
self._pattern = None
self.input_string = input_string
self.language = language_code
def __iter__(self):
if not hasattr(self, 'sub_set'):
self.to_internal()
for sub in self.sub_set:
yield sub
def to_internal(self):
if not hasattr(self, 'sub_set'):
try:
self.sub_set = SubtitleSet(self.language)
xml = etree.fromstring(self.input_string.encode('utf-8'))
has_subs = False
total_items = len(xml)
for i,item in enumerate(xml):
duration = 0
start = int(float(item.get('start')) * 1000)
if hasattr(item, 'duration'):
duration = int(float(item.get('dur', 0)) * 1000)
elif i+1 < total_items:
# youtube sometimes omits the duration attribute
# in this case we're displaying until the next sub
# starts
next_item = xml[i+1]
duration = int(float(next_item.get('start')) * 1000) - start
else:
# hardcode the last sub duration at 3 seconds
duration = 3000
end = start + duration
text = item.text and unescape_html(item.text) or u''
self.sub_set.append_subtitle(start, end, text)
has_subs = True
if not has_subs:
raise ValueError("No subs")
except Exception as e:
raise SubtitleParserError(original_error=e)
return self.sub_set
def to_internal(self):
if not hasattr(self, 'sub_set'):
self.sub_set = SubtitleSet(self.language)
valid = False
for item in self._result_iter():
item['text'] = item['text'].replace("\n", '<br/>')
if not valid and ''.join(item['text'].split()):
valid = True
self.sub_set.append_subtitle(item['start'], item['end'],
item['text'], escape=False)
if not valid:
raise SubtitleParserError("No subs")
return self.sub_set
def test_text_changes(self):
set_1 = SubtitleSet.from_list(
"en", [(0, 1000, "Hey 1"), (1000, 2000, "Hey 2"), (2000, 3000, "Hey 3"), (3000, 4000, "Hey 4")]
)
set_2 = SubtitleSet.from_list(
"en", [(0, 1000, "Hey 1"), (1000, 2000, "Hey 22"), (2000, 3000, "Hey 3"), (3000, 4000, "Hey 4")]
)
result = diff(set_1, set_2)
self.assertEqual(result["changed"], True)
self.assertEqual(result["text_changed"], 1 / 4.0)
self.assertEqual(result["time_changed"], 0)
self.assertEqual(len(result["subtitle_data"]), 4)
# only sub #2 should have text changed
for i, sub_data in enumerate(result["subtitle_data"]):
self.assertEqual(sub_data["text_changed"], i == 1)
def _add_subtitles(sub_lang, num_subs, video, translated_from=None):
subtitle_set = SubtitleSet(sub_lang.language_code)
for i in xrange(0, num_subs):
start_time=i * 1000
end_time =i + 800
subtitle_text = 'hey jude %s' % i
subtitle_set.append_subtitle(start_time, end_time, subtitle_text)
parents = []
if translated_from:
parents.append(translated_from.get_tip())
return pipeline.add_subtitles(video, sub_lang.language_code, subtitle_set, parents=parents)
def test_data_ordering(self):
set_1 = SubtitleSet.from_list('en', [
(0, 1000, "Hey 1"),
])
set_2 = SubtitleSet.from_list('en', [
(0, 1000, "Hey 1"),
(1200, 2000, "Hey 2"),
(2000, 3000, "Hey 3"),
])
result = diff(set_1, set_2)
subs_result = result['subtitle_data'][2]['subtitles']
# make sure the 0 index subs is for set_1, test
# we respect the ordering of arguments passed to diff
self.assertEqual(subs_result[0].text , None)
self.assertEqual(subs_result[1].text , "Hey 3")
def test_calc_changes(self):
set_1 = SubtitleSet.from_list('en', [
(0, 1000, "Hey 1"),
(1000, 2000, "Hey 2"),
(2000, 3000, "Hey 3"),
(3000, 4000, "Hey 4"),
])
set_2 = SubtitleSet.from_list('en', [
(0, 1000, "Hey 1"),
(1000, 2000, "Hey New 2"),
(2000, 3000, "Hey 3"),
(3000, 4000, "Hey 4"),
])
text_changed, time_changed = calc_changes(set_1, set_2)
self.assertAlmostEqual(time_changed, 0)
self.assertAlmostEqual(text_changed, 2/8.0)
def test_log_in_then_save(self):
request_0 = RequestMockup(NotAuthenticatedUser())
return_value = rpc.show_widget(request_0, VIDEO_URL, False)
video_id = return_value['video_id']
return_value = rpc.start_editing(
request_0, video_id, 'en', original_language_code='en')
session_pk = return_value['session_pk']
sset = SubtitleSet('en')
sset.append_subtitle(2300, 3400, 'hey')
response = rpc.regain_lock(request_0, session_pk)
self.assertEqual('ok', response['response'])
request_0.user = self.user_0
rpc.finished_subtitles(request_0, session_pk, sset.to_xml())
sversion = sub_models.SubtitleVersion.objects.order_by('-pk')[0]
sversion.subtitle_count = 1
self.assertEqual(request_0.user.pk, sversion.author.pk)
def test_add_alternate_urls(self):
test_utils.invalidate_widget_video_cache.run_original_for_test()
url_0 = VIDEO_URL
url_1 = 'http://ia700406.us.archive.org/16/items/PeopleOfHtml5-BruceLawsonmp4Version/PeopleOfHtml5-BruceLawson.mp4'
request = RequestMockup(self.user_0)
return_value = rpc.show_widget(request, url_0,
False, additional_video_urls=[url_1])
video_id = return_value['video_id']
return_value = rpc.start_editing(request, video_id, 'en',
original_language_code='en')
session_pk = return_value['session_pk']
rpc.finished_subtitles(request, session_pk, create_subtitle_set().to_xml());
return_value = rpc.show_widget(request, url_1,
False, additional_video_urls=[url_0])
self.assertEqual(video_id, return_value['video_id'])
subs = rpc.fetch_subtitles(request, video_id,
return_value['drop_down_contents'][0]['pk'])
self.assertEquals(1, len(SubtitleSet('en', subs['subtitles'])))
return_value = rpc.show_widget(request, url_1, False)
self.assertEqual(video_id, return_value['video_id'])
def _stack_version(sv, nsl):
"""Stack the given version onto the given new SL."""
from apps.subtitles import pipeline
visibility = get_visibility_from_old_version(sv)
subtitles = _get_subtitles(sv)
try:
subtitles = list(subtitles)
# set subtitle set as the pipeline will pass escaping
# otherwise and it will break
sset = SubtitleSet.from_list(nsl.language_code, subtitles)
nsv = pipeline.add_subtitles(nsl.video,
nsl.language_code,
sset,
title=sv.title,
description=sv.description,
parents=[],
visibility=visibility,
author=sv.user,
created=sv.datetime_started)
except:
log_subtitle_error(sv, subtitles)
raise
sv.new_subtitle_version = nsv
sv.needs_sync = False
sv.save(tern_sync=True)
log('SubtitleVersion', 'stacked', sv.pk, nsv.pk)
def __init__(self, input_string, language=None):
try:
self.subtitle_set = SubtitleSet(language,
input_string,
normalize_time=True)
except (XMLSyntaxError, ExpatError), e:
raise SubtitleParserError(
"There was an error while we were parsing your xml", e)
def to_internal(self):
if not hasattr(self, 'sub_set'):
self.sub_set = SubtitleSet(self.language)
try:
data = json.loads(self.input_string)
except ValueError:
raise SubtitleParserError("Invalid JSON data provided.")
# Sort by the ``position`` key
data = sorted(data, key=lambda k: k['position'])
for sub in data:
self.sub_set.append_subtitle(sub['start'], sub['end'],
sub['text'])
return self.sub_set
def to_internal(self):
if not hasattr(self, 'sub_set'):
match = None
try:
self.sub_set = SubtitleSet(self.language)
for match in self._matches:
item = self._get_data(match.groupdict())
text = self.get_markup(item['text'])
self.sub_set.append_subtitle(
item['start'], item['end'], text,
region=item.get('region'), escape=False)
if match is None:
raise ValueError("No subs found")
except Exception as e:
raise SubtitleParserError(original_error=e)
return self.sub_set
def test_one_set_empty(self):
set_1 = SubtitleSet.from_list(
"en", [(0, 1000, "Hey 1"), (1000, 2000, "Hey 2"), (2000, 3000, "Hey 3"), (3000, 4000, "Hey 4")]
)
result = diff(set_1, SubtitleSet("en"))
self.assertEqual(result["changed"], True)
self.assertEqual(result["text_changed"], 1.0)
self.assertEqual(result["time_changed"], 1.0)
def test_fetch_subtitles(self):
request = RequestMockup(self.user_0)
version = self._create_basic_version(request)
subs = rpc.fetch_subtitles(request, version.video.video_id, version.language.pk)
sset = SubtitleSet('en', initial_data=subs['subtitles'])
self.assertEqual(1, len(sset))
class TXTParser(BaseTextParser):
file_type = 'txt'
_linebreak_re = re.compile(r"\n\n|\r\n\r\n|\r\r")
def __init__(self,
input_string,
language=None,
linebreak_re=_linebreak_re,
eager_parse=True):
self.language = language
self.input_string = linebreak_re.split(input_string)
if eager_parse:
self.to_internal()
def __len__(self):
return len(self.input_string)
def __nonzero__(self):
return bool(self.input_string)
def _result_iter(self):
for item in self.input_string:
output = {}
output['start'] = None
output['end'] = None
output['text'] = utils.strip_tags(item)
yield output
def to_internal(self):
if not hasattr(self, 'sub_set'):
self.sub_set = SubtitleSet(self.language)
valid = False
for item in self._result_iter():
item['text'] = item['text'].replace("\n", '<br/>')
if not valid and ''.join(item['text'].split()):
valid = True
self.sub_set.append_subtitle(item['start'], item['end'],
item['text'])
if not valid:
raise SubtitleParserError("No subs")
return self.sub_set
def test_edit_existing_original(self):
request = RequestMockup(self.user_0)
session = self._create_basic_version(request)
language = sub_models.SubtitleLanguage.objects.get(pk=session.language.pk)
return_value = rpc.show_widget(request, VIDEO_URL, False)
return_value = rpc.start_editing(request, session.video.video_id, 'en', subtitle_language_pk=language.pk)
self.assertEquals(len(SubtitleSet('en', return_value['subtitles']['subtitles'])), 1)
self.assertFalse('original_subtitles' in return_value)
def test_unsynced_generator(self):
subs = SubtitleSet('en')
for x in xrange(0,5):
subs.append_subtitle(None, None,"%s" % x)
output = unicode(SBVGenerator(subs))
parsed = SBVParser(output,'en')
internal = parsed.to_internal()
subs = [x for x in internal.subtitle_items()]
self.assertEqual(len(internal), 5)
for i,sub in enumerate(subs):
self.assertEqual(sub[0], None )
self.assertEqual(sub[1], None )
generated = SBVGenerator(internal)
self.assertEqual(generated.format_time(None), u'9:59:59.990')
self.assertIn(u'''9:59:59.990,9:59:59.990\r\n0\r\n\r\n9:59:59.990,9:59:59.990\r\n1\r\n\r\n9:59:59.990,9:59:59.990\r\n2\r\n\r\n9:59:59.990,9:59:59.990\r\n3\r\n\r\n9:59:59.990,9:59:59.990\r\n4\r\n''',
unicode(generated))
def test_unsynced_generator(self):
subs = SubtitleSet('en')
for x in xrange(0,5):
subs.append_subtitle(None, None,"%s" % x)
output = unicode(DFXPGenerator(subs))
parsed = DFXPParser(output, 'en')
internal = parsed.to_internal()
subs = [x for x in internal.subtitle_items()]
self.assertEqual(len(internal), 5)
for i,sub in enumerate(subs):
self.assertIsNone(sub[0])
self.assertIsNone(sub[1])
self.assertEqual(sub[2], str(i))
for node in internal.get_subtitles():
self.assertIsNone(get_attr(node, 'begin'))
self.assertIsNone(get_attr(node, 'end'))
def test_unsynced_generator(self):
subs = SubtitleSet('en')
for x in xrange(0,5):
subs.append_subtitle(None, None,"%s" % x)
output = unicode(DFXPGenerator(subs))
parsed = DFXPParser(output, 'en')
internal = parsed.to_internal()
subs = [x for x in internal.subtitle_items()]
self.assertEqual(len(internal), 5)
for i,sub in enumerate(subs):
self.assertIsNone(sub[0])
self.assertIsNone(sub[1])
self.assertEqual(sub[2], str(i))
for node in internal.get_subtitles():
self.assertIsNone(get_attr(node, 'begin'))
self.assertIsNone(get_attr(node, 'end'))
def test_unsynced_generator(self):
subs = SubtitleSet('en')
for x in xrange(0, 5):
subs.append_subtitle(None, None, "%s" % x)
output = unicode(SBVGenerator(subs, language='en'))
parsed = SBVParser(output, 'en')
internal = parsed.to_internal()
subs = [x for x in internal.subtitle_items()]
self.assertEqual(len(internal), 5)
for i, sub in enumerate(subs):
self.assertEqual(sub[0], None)
self.assertEqual(sub[1], None)
generated = SBVGenerator(internal)
self.assertEqual(generated.format_time(None), u'9:59:59.000')
self.assertIn(
u'''9:59:59.000,9:59:59.000\r\n0\r\n\r\n9:59:59.000,9:59:59.000\r\n1\r\n\r\n9:59:59.000,9:59:59.000\r\n2\r\n\r\n9:59:59.000,9:59:59.000\r\n3\r\n\r\n9:59:59.000,9:59:59.000\r\n4\r\n''',
unicode(generated))
def test_unsynced_generator(self):
subs = SubtitleSet("en")
for x in xrange(0, 5):
subs.append_subtitle(None, None, "%s" % x)
output = unicode(SBVGenerator(subs, language="en"))
parsed = SBVParser(output, "en")
internal = parsed.to_internal()
subs = [x for x in internal.subtitle_items()]
self.assertEqual(len(internal), 5)
for i, sub in enumerate(subs):
self.assertEqual(sub[0], None)
self.assertEqual(sub[1], None)
generated = SBVGenerator(internal)
self.assertEqual(generated.format_time(None), u"9:59:59.000")
self.assertIn(
u"""9:59:59.000,9:59:59.000\r\n0\r\n\r\n9:59:59.000,9:59:59.000\r\n1\r\n\r\n9:59:59.000,9:59:59.000\r\n2\r\n\r\n9:59:59.000,9:59:59.000\r\n3\r\n\r\n9:59:59.000,9:59:59.000\r\n4\r\n""",
unicode(generated),
)
class TXTParser(BaseTextParser):
file_type = 'txt'
_linebreak_re = re.compile(r"\n\n|\r\n\r\n|\r\r")
def __init__(self, input_string, language=None, linebreak_re=_linebreak_re, eager_parse=True):
self.language = language
self.input_string = linebreak_re.split(input_string)
if eager_parse:
self.to_internal()
def __len__(self):
return len(self.input_string)
def __nonzero__(self):
return bool(self.input_string)
def _result_iter(self):
for item in self.input_string:
output = {}
output['start'] = None
output['end'] = None
output['text'] = utils.strip_tags(item)
yield output
def to_internal(self):
if not hasattr(self, 'sub_set'):
self.sub_set = SubtitleSet(self.language)
valid = False
for item in self._result_iter():
item['text'] = item['text'].replace("\n", '<br/>')
if not valid and ''.join(item['text'].split()):
valid = True
self.sub_set.append_subtitle(item['start'], item['end'],
item['text'], escape=False)
if not valid:
raise SubtitleParserError("No subs")
return self.sub_set
def to_internal(self):
if not hasattr(self, 'sub_set'):
self.sub_set = SubtitleSet(self.language)
valid = False
for item in self._result_iter():
if not valid and ''.join(item['text'].split()):
valid = True
self.sub_set.append_subtitle(item['start'], item['end'], item['text'])
if not valid:
raise SubtitleParserError("No subs")
return self.sub_set
def test_unsynced_generator(self):
subs = SubtitleSet('en')
for x in xrange(0, 5):
subs.append_subtitle(None, None, "%s" % x)
output = unicode(SRTGenerator(subs))
parsed = SRTParser(output, 'en')
internal = parsed.to_internal()
subs = [x for x in internal.subtitle_items()]
self.assertEqual(len(internal), 5)
for i, sub in enumerate(subs):
self.assertEqual(sub.start_time, None)
self.assertEqual(sub.end_time, None)
generated = SRTGenerator(internal)
self.assertEqual(generated.format_time(None), u'99:59:59,999')
self.assertIn(
u'''1\r\n99:59:59,999 --> 99:59:59,999\r\n0\r\n\r\n2\r\n99:59:59,999 --> 99:59:59,999\r\n1\r\n\r\n3\r\n99:59:59,999 --> 99:59:59,999\r\n2\r\n\r\n4\r\n99:59:59,999 --> 99:59:59,999\r\n3\r\n\r\n5\r\n99:59:59,999 --> 99:59:59,999\r\n4\r\n''',
unicode(generated))
def test_text_changes(self):
set_1 = SubtitleSet.from_list('en', [
(0, 1000, "Hey 1"),
(1000, 2000, "Hey 2"),
(2000, 3000, "Hey 3"),
(3000, 4000, "Hey 4"),
])
set_2 = SubtitleSet.from_list('en', [
(0, 1000, "Hey 1"),
(1000, 2000, "Hey 22"),
(2000, 3000, "Hey 3"),
(3000, 4000, "Hey 4"),
])
result = diff(set_1, set_2)
self.assertEqual(result['changed'], True)
self.assertEqual(result['text_changed'], 1/4.0)
self.assertEqual(result['time_changed'], 0)
self.assertEqual(len(result['subtitle_data']), 4)
# only sub #2 should have text changed
for i,sub_data in enumerate(result['subtitle_data']):
self.assertEqual(sub_data['text_changed'], i ==1)
def test_delete(self):
set_1 = SubtitleSet.from_list(
"en", [(0, 1000, "Hey 1"), (1000, 2000, "Hey 2"), (2000, 3000, "Hey 3"), (3000, 4000, "Hey 4")]
)
set_2 = SubtitleSet.from_list("en", [(0, 1000, "Hey 1"), (2000, 3000, "Hey 3"), (3000, 4000, "Hey 4")])
result = diff(set_1, set_2)
self.assertEqual(result["changed"], True)
# for both time_change and text_changed, we calculate them as follows:
# there are 7 total subs. 6 of those are matches and 1 is new in
# set_2. So the change amount is 1/9
self.assertAlmostEqual(result["time_changed"], 1 / 7.0)
self.assertAlmostEqual(result["text_changed"], 1 / 7.0)
self.assertEqual(len(result["subtitle_data"]), 4)
# check the lines that haven't changed
self.check_unchanged_subtitle_data(result, set_1, set_2, 0, 2, 3)
# check the line that was deleted
delete_sub_data = result["subtitle_data"][1]
self.assertEquals(delete_sub_data["time_changed"], True)
self.assertEquals(delete_sub_data["text_changed"], True)
self.assertEquals(delete_sub_data["subtitles"][1], self.empty_line())
self.assertEquals(delete_sub_data["subtitles"][0], set_1[1])
def test_time_changes(self):
set_1 = SubtitleSet.from_list('en', [
(0, 1000, "Hey 1"),
(1000, 2000, "Hey 2"),
(2000, 3000, "Hey 3"),
(3000, 4000, "Hey 4"),
])
set_2 = SubtitleSet.from_list('en', [
(0, 1000, "Hey 1"),
(1200, 2000, "Hey 2"),
(2000, 3000, "Hey 3"),
(3000, 4000, "Hey 4"),
])
result = diff(set_1, set_2)
self.assertEqual(result['changed'], True)
self.assertEqual(result['time_changed'], 1/4.0)
self.assertEqual(result['text_changed'], 0)
self.assertEqual(len(result['subtitle_data']), 4)
# only sub #2 should have text changed
for i,sub_data in enumerate(result['subtitle_data']):
self.assertEqual(sub_data['time_changed'], i ==1)
self.assertFalse(sub_data['text_changed'])
def test_replace_single_line_with_multiple(self):
set_1 = SubtitleSet.from_list(
"en", [(0, 1000, "Hey 1"), (1000, 2000, "Hey 2"), (2000, 3000, "Hey 3"), (3000, 4000, "Hey 4")]
)
set_2 = SubtitleSet.from_list(
"en",
[
(0, 1000, "Hey 1"),
(1000, 1500, "Hey 2.1"),
(1500, 2000, "Hey 2.2"),
(2000, 3000, "Hey 3"),
(3000, 4000, "Hey 4"),
],
)
result = diff(set_1, set_2)
self.assertEqual(result["changed"], True)
# for both time_change and text_changed, we calculate them as follows:
# there are 9 total subs. 6 of those are matches and 1 in set 1 was
# changed to 2 in set 2. So the change amount is 3/9.
self.assertAlmostEqual(result["time_changed"], 3 / 9.0)
self.assertAlmostEqual(result["text_changed"], 3 / 9.0)
self.assertEqual(len(result["subtitle_data"]), 5)
# check the lines that haven't changed
self.check_unchanged_subtitle_data(result, set_1, set_2, 0, 3, 4)
# line 1 in set_1 was replaced my lines 2 and 3 in set_2
line1 = result["subtitle_data"][1]
self.assertEquals(line1["time_changed"], True)
self.assertEquals(line1["text_changed"], True)
self.assertEquals(line1["subtitles"][0], set_1[1])
self.assertEquals(line1["subtitles"][1], set_2[1])
line2 = result["subtitle_data"][2]
self.assertEquals(line2["time_changed"], True)
self.assertEquals(line2["text_changed"], True)
self.assertEquals(line2["subtitles"][0], self.empty_line())
self.assertEquals(line2["subtitles"][1], set_2[2])
def to_internal(self):
if not hasattr(self, 'sub_set'):
match = None
try:
self.sub_set = SubtitleSet(self.language)
for match in self._matches:
item = self._get_data(match.groupdict())
text = self.get_markup(item['text'])
self.sub_set.append_subtitle(item['start'], item['end'], text, escape=False)
if match is None:
raise ValueError("No subs found")
except Exception as e:
raise SubtitleParserError(original_error=e)
return self.sub_set
def to_internal(self):
if not hasattr(self, 'sub_set'):
self.sub_set = SubtitleSet(self.language)
try:
data = json.loads(self.input_string)
except ValueError:
raise SubtitleParserError("Invalid JSON data provided.")
# Sort by the ``position`` key
data = sorted(data, key=lambda k: k['position'])
for sub in data:
self.sub_set.append_subtitle(sub['start'], sub['end'],
sub['text'])
return self.sub_set
def test_dfxp_merge(self):
en_subs = SubtitleSet('en')
es_subs = SubtitleSet('es')
en_subs.append_subtitle(1000, 1500, 'content')
es_subs.append_subtitle(1000, 1500, 'spanish content')
result = self.loader.dfxp_merge([en_subs, es_subs])
utils.assert_long_text_equal(result, """\
<tt xmlns:tts="http://www.w3.org/ns/ttml#styling" xmlns:ttp="http://www.w3.org/ns/ttml#parameter" xmlns:ttm="http://www.w3.org/ns/ttml#metadata" xmlns="http://www.w3.org/ns/ttml" xml:lang="">
<head>
<metadata>
<ttm:title></ttm:title>
<ttm:description></ttm:description>
<ttm:copyright/>
</metadata>
<styling>
<style xml:id="test-style" tts:color="white" tts:fontSize="18px"/>
</styling>
<layout>
<region xml:id="bottom" style="test-style" tts:origin="0 80%" tts:extent="100% 20%"/>
<region xml:id="top" style="test-style" tts:origin="0 0" tts:extent="100% 20%"/>
</layout>
</head>
<body region="bottom">
<div xml:lang="en">
<div>
<p begin="00:00:01.000" end="00:00:01.500">content</p>
</div>
</div>
<div xml:lang="es">
<div>
<p begin="00:00:01.000" end="00:00:01.500">spanish content</p>
</div>
</div>
</body>
</tt>
""")
class BaseTextParser(object):
def __init__(self, input_string, pattern, language=None, flags=[], eager_parse=True):
'''
If `eager_parse` is True will parse the subtitles right way, converting to our
internal storage format, else only if you call `to_internal` directly (or `to`).
Any errors during parsing will be of SubtitleParserError.
Note that a file with no valid subs will be an error.
'''
self.input_string = input_string
self.pattern = pattern
self.language = language
self._pattern = re.compile(pattern, *flags)
if eager_parse:
self.to_internal()
def __iter__(self):
return self._result_iter()
def __len__(self):
return len(self._pattern.findall(self.input_string))
def __nonzero__(self):
return bool(self._pattern.search(self.input_string))
def _result_iter(self):
"""
Should iterate over items like this:
{
'start': ...,
'end': ...,
'text': ...
}
start_time and end_time in seconds. If it is not defined use -1.
"""
for item in self._matches:
yield self._get_data(item.groupdict())
def _get_data(self, match):
return match
def _get_matches(self):
return self._pattern.finditer(self.input_string)
def __unicode__(self):
return self.to(self.file_type)
@classmethod
def parse(cls, input_string, language=None):
return cls(input_string, language)
def to(self, type):
from babelsubs import to
if isinstance(type, list):
type = type[0]
return to(self.to_internal(), type, language=self.language)
def to_internal(self):
if not hasattr(self, 'sub_set'):
match = None
try:
self.sub_set = SubtitleSet(self.language)
for match in self._matches:
item = self._get_data(match.groupdict())
# fix me: support markup
text = self.get_markup(item['text'])
self.sub_set.append_subtitle(item['start'], item['end'], text, escape=False)
if match is None:
raise ValueError("No subs found")
except Exception as e:
raise SubtitleParserError(original_error=e)
return self.sub_set
def get_markup(self, text):
return text
_matches = property(_get_matches)
def test_regions(self):
subs = SubtitleSet('en')
sub = subs.append_subtitle(0, 1000, "test", region="top")
generator = WEBVTTGenerator(subs)
self.assertEqual(generator.format_cue_header(subs.subtitle_items()[0]),
u'00:00:00.000 --> 00:00:01.000 line:1')
class DFXPMergeTest(TestCase):
def setUp(self):
self.en_subs = SubtitleSet('en')
self.es_subs = SubtitleSet('es')
self.fr_subs = SubtitleSet('fr')
self.en_subs.append_subtitle(1000, 1500, 'content')
self.es_subs.append_subtitle(1000, 1500, 'spanish content')
self.es_subs.append_subtitle(2000, 2500, 'spanish content 2',
new_paragraph=True)
self.fr_subs.append_subtitle(1000, 1500, 'french content')
def test_dfxp_merge(self):
result = DFXPGenerator.merge_subtitles(
[self.en_subs, self.es_subs, self.fr_subs])
utils.assert_long_text_equal(result, """\
<tt xmlns="http://www.w3.org/ns/ttml" xmlns:tts="http://www.w3.org/ns/ttml#styling" xml:lang="">
<head>
<metadata xmlns:ttm="http://www.w3.org/ns/ttml#metadata">
<ttm:title/>
<ttm:description/>
<ttm:copyright/>
</metadata>
<styling xmlns:tts="http://www.w3.org/ns/ttml#styling">
<style xml:id="amara-style" tts:color="white" tts:fontFamily="proportionalSansSerif" tts:fontSize="18px" tts:textAlign="center"/>
</styling>
<layout xmlns:tts="http://www.w3.org/ns/ttml#styling">
<region xml:id="amara-subtitle-area" style="amara-style" tts:extent="560px 62px" tts:padding="5px 3px" tts:backgroundColor="black" tts:displayAlign="after"/>
</layout>
</head>
<body region="amara-subtitle-area">
<div xml:lang="en">
<div>
<p begin="00:00:01.000" end="00:00:01.500">content</p>
</div>
</div>
<div xml:lang="es">
<div>
<p begin="00:00:01.000" end="00:00:01.500">spanish content</p>
</div>
<div>
<p begin="00:00:02.000" end="00:00:02.500">spanish content 2</p>
</div>
</div>
<div xml:lang="fr">
<div>
<p begin="00:00:01.000" end="00:00:01.500">french content</p>
</div>
</div>
</body>
</tt>
""")
def test_merge_with_header(self):
initial_ttml = etree.fromstring("""\
<tt xmlns="http://www.w3.org/ns/ttml" xmlns:tts="http://www.w3.org/ns/ttml#styling">
<head>
<styling>
<style xml:id="style" tts:color="foo" tts:fontSize="bar" />
</styling>
<layout>
<region xml:id="region" style="style" tts:extent="foo" tts:origin="bar" />
</layout>
</head>
<body />
</tt>""")
result = DFXPGenerator.merge_subtitles(
[self.en_subs, self.es_subs, self.fr_subs],
initial_ttml=initial_ttml)
utils.assert_long_text_equal(result, """\
<tt xmlns="http://www.w3.org/ns/ttml" xmlns:tts="http://www.w3.org/ns/ttml#styling" xml:lang="">
<head>
<styling>
<style xml:id="style" tts:color="foo" tts:fontSize="bar"/>
</styling>
<layout>
<region xml:id="region" style="style" tts:extent="foo" tts:origin="bar"/>
</layout>
</head>
<body>
<div xml:lang="en">
<div>
<p begin="00:00:01.000" end="00:00:01.500">content</p>
</div>
</div>
<div xml:lang="es">
<div>
<p begin="00:00:01.000" end="00:00:01.500">spanish content</p>
</div>
<div>
<p begin="00:00:02.000" end="00:00:02.500">spanish content 2</p>
</div>
</div>
<div xml:lang="fr">
<div>
<p begin="00:00:01.000" end="00:00:01.500">french content</p>
</div>
</div>
</body>
</tt>
""")
def test_span_around_newline(self):
source = 'one<span fontStyle="italic"><br/></span>two'
subs = SubtitleSet('en')
subs.append_subtitle(0, 1000, source, escape=False)
items = subs.subtitle_items(mappings=WEBVTTGenerator.MAPPINGS)
self.assertEqual(items[0].text, 'one<i>\n</i>two')
def test_space_before_end_span(self):
source = """<span fontStyle="italic">one<br/>two </span>three<span fontStyle="italic">four.</span>"""
subs = SubtitleSet('en')
subs.append_subtitle(0, 1000, source, escape=False)
items = subs.subtitle_items(mappings=WEBVTTGenerator.MAPPINGS)
self.assertEqual(items[0].text, '<i>one\ntwo </i>three<i>four.</i>')
