def _get_metadata(url, username, password):
"""Retrieve the metadata for the given url with username and password.
>>> _get_metadata('http://one.revver.com/watch/1', '', '')
Traceback (most recent call last):
Fault: <Fault 3: 'Authentication failed'>
"""
video_id = get_video_id(url)
api_url = 'https://api.revver.com/xml/1.0?login=%s&passwd=%s' % (username,
password)
api = Server(api_url)
results = api.video.find({'ids': [video_id]},
['id', 'title', 'author',
'description', 'thumbnailUrl',
'keywords', 'duration'])
result = results[0]
metadata = VideoMetadata()
metadata.title = unicode(result['title'], 'utf-8')
metadata.author = unicode(result['author'], 'utf-8')
metadata.description = unicode(result['description'], 'utf-8')
metadata.thumbnail_url = result['thumbnailUrl']
metadata.tags = [unicode(x, 'utf-8') for x in result['keywords']]
metadata.duration = float(result['duration'])
return metadata
def _youtube_metadata_lookup(xml):
"""Parse the given xml and get appropriate metadata.
>>> xml = '''<?xml version="1.0" ?>
... <ut_response status="ok">
... <video_details>
... <author>youtubeuser</author>
... <title>Random Title</title>
... <rating_avg>3.25</rating_avg>
... <rating_count>10</rating_count>
... <tags>california trip redwoods</tags>
... <description>Random description.</description>
... <update_time>1129803584</update_time>
... <view_count>7</view_count>
... <upload_time>1127760809</upload_time>
... <length_seconds>8</length_seconds>
... <recording_date>None</recording_date>
... <recording_location/>
... <recording_country/>
... <thumbnail_url>http://blah.com/default.jpg</thumbnail_url>
... </video_details>
... </ut_response>'''
>>> data = _youtube_metadata_lookup(xml)
>>> data.author
u'youtubeuser'
>>> data.title
u'Random Title'
>>> data.description
u'Random description.'
>>> data.tags
[u'california', u'trip', u'redwoods']
>>> data.thumbnail_url
u'http://blah.com/default.jpg'
>>> data.duration
8.0
"""
try:
doc = minidom.parseString(xml)
except expat.ExpatError:
logger.exception('Error while trying to parse RSS XML - "%s"' % xml)
return None
metadata = VideoMetadata()
metadata.title = xpath_text(doc, u'ut_response/video_details/title')
metadata.author = xpath_text(doc, u'ut_response/video_details/author')
metadata.description = xpath_text(\
doc, u'ut_response/video_details/description')
metadata.thumbnail_url = xpath_text(\
doc, u'ut_response/video_details/thumbnail_url')
metadata.tags = xpath_text(\
doc, u'ut_response/video_details/tags').split(' ')
duration = xpath_text( \
doc, u'ut_response/video_details/length_seconds')
if duration is not None and duration.strip() != '':
try:
metadata.duration = float(duration)
except:
# probably wasn't an int, ignoring
pass
return metadata