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authorPhilipp Hagemeister <phihag@phihag.de>2013-06-23 20:59:45 +0200
committerPhilipp Hagemeister <phihag@phihag.de>2013-06-23 20:59:45 +0200
commit9eae41ddefb3bbb4dc24ae4cfbc4f9fb20f0b859 (patch)
tree47dca7c58e0a33ea50bcf5a5785f978b8111e7e7 /youtube_dl/extractor/facebook.py
parentaad0d6d5ba13f1f257720d84caf6d3ba12eb3c92 (diff)
Move Facebook into its own file
Diffstat (limited to 'youtube_dl/extractor/facebook.py')
-rw-r--r--youtube_dl/extractor/facebook.py111
1 files changed, 111 insertions, 0 deletions
diff --git a/youtube_dl/extractor/facebook.py b/youtube_dl/extractor/facebook.py
new file mode 100644
index 000000000..c694f9adb
--- /dev/null
+++ b/youtube_dl/extractor/facebook.py
@@ -0,0 +1,111 @@
+import json
+import netrc
+import re
+import socket
+
+from .common import InfoExtractor
+from ..utils import (
+ compat_http_client,
+ compat_str,
+ compat_urllib_error,
+ compat_urllib_parse,
+ compat_urllib_request,
+
+ ExtractorError,
+)
+
+
+class FacebookIE(InfoExtractor):
+ """Information Extractor for Facebook"""
+
+ _VALID_URL = r'^(?:https?://)?(?:\w+\.)?facebook\.com/(?:video/video|photo)\.php\?(?:.*?)v=(?P<ID>\d+)(?:.*)'
+ _LOGIN_URL = 'https://login.facebook.com/login.php?m&next=http%3A%2F%2Fm.facebook.com%2Fhome.php&'
+ _NETRC_MACHINE = 'facebook'
+ IE_NAME = u'facebook'
+
+ def report_login(self):
+ """Report attempt to log in."""
+ self.to_screen(u'Logging in')
+
+ def _real_initialize(self):
+ if self._downloader is None:
+ return
+
+ useremail = None
+ password = None
+ downloader_params = self._downloader.params
+
+ # Attempt to use provided username and password or .netrc data
+ if downloader_params.get('username', None) is not None:
+ useremail = downloader_params['username']
+ password = downloader_params['password']
+ elif downloader_params.get('usenetrc', False):
+ try:
+ info = netrc.netrc().authenticators(self._NETRC_MACHINE)
+ if info is not None:
+ useremail = info[0]
+ password = info[2]
+ else:
+ raise netrc.NetrcParseError('No authenticators for %s' % self._NETRC_MACHINE)
+ except (IOError, netrc.NetrcParseError) as err:
+ self._downloader.report_warning(u'parsing .netrc: %s' % compat_str(err))
+ return
+
+ if useremail is None:
+ return
+
+ # Log in
+ login_form = {
+ 'email': useremail,
+ 'pass': password,
+ 'login': 'Log+In'
+ }
+ request = compat_urllib_request.Request(self._LOGIN_URL, compat_urllib_parse.urlencode(login_form))
+ try:
+ self.report_login()
+ login_results = compat_urllib_request.urlopen(request).read()
+ if re.search(r'<form(.*)name="login"(.*)</form>', login_results) is not None:
+ self._downloader.report_warning(u'unable to log in: bad username/password, or exceded login rate limit (~3/min). Check credentials or wait.')
+ return
+ except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
+ self._downloader.report_warning(u'unable to log in: %s' % compat_str(err))
+ return
+
+ def _real_extract(self, url):
+ mobj = re.match(self._VALID_URL, url)
+ if mobj is None:
+ raise ExtractorError(u'Invalid URL: %s' % url)
+ video_id = mobj.group('ID')
+
+ url = 'https://www.facebook.com/video/video.php?v=%s' % video_id
+ webpage = self._download_webpage(url, video_id)
+
+ BEFORE = '{swf.addParam(param[0], param[1]);});\n'
+ AFTER = '.forEach(function(variable) {swf.addVariable(variable[0], variable[1]);});'
+ m = re.search(re.escape(BEFORE) + '(.*?)' + re.escape(AFTER), webpage)
+ if not m:
+ raise ExtractorError(u'Cannot parse data')
+ data = dict(json.loads(m.group(1)))
+ params_raw = compat_urllib_parse.unquote(data['params'])
+ params = json.loads(params_raw)
+ video_data = params['video_data'][0]
+ video_url = video_data.get('hd_src')
+ if not video_url:
+ video_url = video_data['sd_src']
+ if not video_url:
+ raise ExtractorError(u'Cannot find video URL')
+ video_duration = int(video_data['video_duration'])
+ thumbnail = video_data['thumbnail_src']
+
+ video_title = self._html_search_regex('<h2 class="uiHeaderTitle">([^<]+)</h2>',
+ webpage, u'title')
+
+ info = {
+ 'id': video_id,
+ 'title': video_title,
+ 'url': video_url,
+ 'ext': 'mp4',
+ 'duration': video_duration,
+ 'thumbnail': thumbnail,
+ }
+ return [info]