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Merge PR #422 from 'kevinamadeus/master'

Add InfoExtractor for Google Plus video
(with fixes)
This commit is contained in:
Filippo Valsorda 2012-10-09 10:48:49 +02:00
commit fd873c69a4
2 changed files with 125 additions and 0 deletions

View file

@ -3174,3 +3174,127 @@ class XNXXIE(InfoExtractor):
'player_url': None}
return [info]
class GooglePlusIE(InfoExtractor):
"""Information extractor for plus.google.com."""
_VALID_URL = r'(?:https://)?plus\.google\.com/(?:\w+/)*?(\d+)/posts/(\w+)'
IE_NAME = u'plus.google'
def __init__(self, downloader=None):
InfoExtractor.__init__(self, downloader)
def report_extract_entry(self, url):
"""Report downloading extry"""
self._downloader.to_screen(u'[plus.google] Downloading entry: %s' % url.decode('utf-8'))
def report_date(self, upload_date):
"""Report downloading extry"""
self._downloader.to_screen(u'[plus.google] Entry date: %s' % upload_date)
def report_uploader(self, uploader):
"""Report downloading extry"""
self._downloader.to_screen(u'[plus.google] Uploader: %s' % uploader.decode('utf-8'))
def report_title(self, video_title):
"""Report downloading extry"""
self._downloader.to_screen(u'[plus.google] Title: %s' % video_title.decode('utf-8'))
def report_extract_vid_page(self, video_page):
"""Report information extraction."""
self._downloader.to_screen(u'[plus.google] Extracting video page: %s' % video_page.decode('utf-8'))
def _real_extract(self, url):
# Extract id from URL
mobj = re.match(self._VALID_URL, url)
if mobj is None:
self._downloader.trouble(u'ERROR: Invalid URL: %s' % url)
return
post_url = mobj.group(0)
video_id = mobj.group(2)
video_extension = 'flv'
# Step 1, Retrieve post webpage to extract further information
self.report_extract_entry(post_url)
request = urllib2.Request(post_url)
try:
webpage = urllib2.urlopen(request).read()
except (urllib2.URLError, httplib.HTTPException, socket.error), err:
self._downloader.trouble(u'ERROR: Unable to retrieve entry webpage: %s' % str(err))
return
# Extract update date
upload_date = u'NA'
pattern = 'title="Timestamp">(.*?)</a>'
mobj = re.search(pattern, webpage)
if mobj:
upload_date = mobj.group(1)
# Convert timestring to a format suitable for filename
upload_date = datetime.datetime.strptime(upload_date, "%Y-%m-%d")
upload_date = upload_date.strftime('%Y%m%d')
self.report_date(upload_date)
# Extract uploader
uploader = u'NA'
pattern = r'rel\="author".*?>(.*?)</a>'
mobj = re.search(pattern, webpage)
if mobj:
uploader = mobj.group(1)
self.report_uploader(uploader)
# Extract title
# Get the first line for title
video_title = u'NA'
pattern = r'<meta name\=\"Description\" content\=\"(.*?)[\n<"]'
mobj = re.search(pattern, webpage)
if mobj:
video_title = mobj.group(1)
self.report_title(video_title)
# Step 2, Stimulate clicking the image box to launch video
pattern = '"(https\://plus\.google\.com/photos/.*?)",,"image/jpeg","video"\]'
mobj = re.search(pattern, webpage)
if mobj is None:
self._downloader.trouble(u'ERROR: unable to extract video page URL')
video_page = mobj.group(1)
request = urllib2.Request(video_page)
try:
webpage = urllib2.urlopen(request).read()
except (urllib2.URLError, httplib.HTTPException, socket.error), err:
self._downloader.trouble(u'ERROR: Unable to retrieve video webpage: %s' % str(err))
return
self.report_extract_vid_page(video_page)
# Extract video links on video page
"""Extract video links of all sizes"""
pattern = '\d+,\d+,(\d+),"(http\://redirector\.googlevideo\.com.*?)"'
mobj = re.findall(pattern, webpage)
if len(mobj) == 0:
self._downloader.trouble(u'ERROR: unable to extract video links')
# Sort in resolution
links = sorted(mobj)
# Choose the lowest of the sort, i.e. highest resolution
video_url = links[-1]
# Only get the url. The resolution part in the tuple has no use anymore
video_url = video_url[-1]
# Treat escaped \u0026 style hex
video_url = unicode(video_url, "unicode_escape")
return [{
'id': video_id.decode('utf-8'),
'url': video_url,
'uploader': uploader.decode('utf-8'),
'upload_date': upload_date.decode('utf-8'),
'title': video_title.decode('utf-8'),
'ext': video_extension.decode('utf-8'),
'format': u'NA',
'player_url': None,
}]

View file

@ -355,6 +355,7 @@ def gen_extractors():
MTVIE(),
YoukuIE(),
XNXXIE(),
GooglePlusIE(),
GenericIE()
]