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InfoQ IE (Closes #216)

This commit is contained in:
Philipp Hagemeister 2011-11-15 23:00:31 +01:00
commit 00f95a93f5

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@ -3583,6 +3583,92 @@ class SoundcloudIE(InfoExtractor):
self._downloader.trouble(u'\nERROR: unable to download video') self._downloader.trouble(u'\nERROR: unable to download video')
class InfoQIE(InfoExtractor):
"""Information extractor for infoq.com"""
_VALID_URL = r'^(?:https?://)?(?:www\.)?infoq\.com/[^/]+/[^/]+$'
IE_NAME = u'infoq'
def report_webpage(self, video_id):
"""Report information extraction."""
self._downloader.to_screen(u'[%s] %s: Downloading webpage' % (self.IE_NAME, video_id))
def report_extraction(self, video_id):
"""Report information extraction."""
self._downloader.to_screen(u'[%s] %s: Extracting information' % (self.IE_NAME, video_id))
def _simplify_title(self, title):
res = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', title)
res = res.strip(ur'_')
return res
def _real_extract(self, url):
htmlParser = HTMLParser.HTMLParser()
mobj = re.match(self._VALID_URL, url)
if mobj is None:
self._downloader.trouble(u'ERROR: invalid URL: %s' % url)
return
self.report_webpage(url)
request = urllib2.Request(url)
try:
webpage = urllib2.urlopen(request).read()
except (urllib2.URLError, httplib.HTTPException, socket.error), err:
self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % str(err))
return
self.report_extraction(url)
# Extract video URL
mobj = re.search(r"jsclassref='([^']*)'", webpage)
if mobj is None:
self._downloader.trouble(u'ERROR: unable to extract video url')
return
video_url = 'rtmpe://video.infoq.com/cfx/st/' + urllib2.unquote(mobj.group(1).decode('base64'))
# Extract title
mobj = re.search(r'contentTitle = "(.*?)";', webpage)
if mobj is None:
self._downloader.trouble(u'ERROR: unable to extract video title')
return
video_title = mobj.group(1).decode('utf-8')
# Extract description
video_description = u'No description available.'
mobj = re.search(r'<meta name="description" content="(.*)"(?:\s*/)?>', webpage)
if mobj is not None:
video_description = mobj.group(1).decode('utf-8')
video_filename = video_url.split('/')[-1]
video_id, extension = video_filename.split('.')
self._downloader.increment_downloads()
info = {
'id': video_id,
'url': video_url,
'uploader': None,
'upload_date': None,
'title': video_title,
'stitle': self._simplify_title(video_title),
'ext': extension,
'format': extension, # Extension is always(?) mp4, but seems to be flv
'thumbnail': None,
'description': video_description,
'player_url': None,
}
try:
self._downloader.process_info(info)
except UnavailableVideoError, err:
self._downloader.trouble(u'\nERROR: unable to download ' + video_url)
class PostProcessor(object): class PostProcessor(object):
"""Post Processor class. """Post Processor class.
@ -3980,6 +4066,7 @@ def gen_extractors():
CollegeHumorIE(), CollegeHumorIE(),
XVideosIE(), XVideosIE(),
SoundcloudIE(), SoundcloudIE(),
InfoQIE(),
GenericIE() GenericIE()
] ]