diff options
Diffstat (limited to 'youtube_dl/extractor/common.py')
| -rw-r--r-- | youtube_dl/extractor/common.py | 43 |
1 files changed, 40 insertions, 3 deletions
diff --git a/youtube_dl/extractor/common.py b/youtube_dl/extractor/common.py index f787d0a3c..5656445a3 100644 --- a/youtube_dl/extractor/common.py +++ b/youtube_dl/extractor/common.py @@ -4,11 +4,11 @@ import re import socket import sys import netrc +import xml.etree.ElementTree from ..utils import ( compat_http_client, compat_urllib_error, - compat_urllib_request, compat_str, clean_html, @@ -19,6 +19,7 @@ from ..utils import ( unescapeHTML, ) + class InfoExtractor(object): """Information Extractor class. @@ -75,6 +76,7 @@ class InfoExtractor(object): * acodec Name of the audio codec in use * vbr Average video bitrate in KBit/s * vcodec Name of the video codec in use + * filesize The number of bytes, if known in advance webpage_url: The url to the video webpage, if given to youtube-dl it should allow to get the same result again. (It will be set by YoutubeDL if it's missing) @@ -156,7 +158,7 @@ class InfoExtractor(object): elif note is not False: self.to_screen(u'%s: %s' % (video_id, note)) try: - return compat_urllib_request.urlopen(url_or_request) + return self._downloader.urlopen(url_or_request) except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err: if errnote is None: errnote = u'Unable to download webpage' @@ -208,6 +210,11 @@ class InfoExtractor(object): """ Returns the data of the page as a string """ return self._download_webpage_handle(url_or_request, video_id, note, errnote)[0] + def _download_xml(self, url_or_request, video_id, note=u'Downloading XML', errnote=u'Unable to downloand XML'): + """Return the xml as an xml.etree.ElementTree.Element""" + xml_string = self._download_webpage(url_or_request, video_id, note, errnote) + return xml.etree.ElementTree.fromstring(xml_string.encode('utf-8')) + def to_screen(self, msg): """Print msg to screen, prefixing it with '[ie_name]'""" self._downloader.to_screen(u'[%s] %s' % (self.IE_NAME, msg)) @@ -229,12 +236,14 @@ class InfoExtractor(object): self.to_screen(u'Logging in') #Methods for following #608 - def url_result(self, url, ie=None): + def url_result(self, url, ie=None, video_id=None): """Returns a url that points to a page that should be processed""" #TODO: ie should be the class used for getting the info video_info = {'_type': 'url', 'url': url, 'ie_key': ie} + if video_id is not None: + video_info['id'] = video_id return video_info def playlist_result(self, entries, playlist_id=None, playlist_title=None): """Returns a playlist""" @@ -350,6 +359,17 @@ class InfoExtractor(object): if secure: regexes = self._og_regexes('video:secure_url') + regexes return self._html_search_regex(regexes, html, name, **kargs) + def _html_search_meta(self, name, html, display_name=None): + if display_name is None: + display_name = name + return self._html_search_regex( + r'''(?ix)<meta(?=[^>]+(?:name|property)=["\']%s["\']) + [^>]+content=["\']([^"\']+)["\']''' % re.escape(name), + html, display_name, fatal=False) + + def _dc_search_uploader(self, html): + return self._html_search_meta('dc.creator', html, 'uploader') + def _rta_search(self, html): # See http://www.rtalabel.org/index.php?content=howtofaq#single if re.search(r'(?ix)<meta\s+name="rating"\s+' @@ -358,6 +378,23 @@ class InfoExtractor(object): return 18 return 0 + def _media_rating_search(self, html): + # See http://www.tjg-designs.com/WP/metadata-code-examples-adding-metadata-to-your-web-pages/ + rating = self._html_search_meta('rating', html) + + if not rating: + return None + + RATING_TABLE = { + 'safe for kids': 0, + 'general': 8, + '14 years': 14, + 'mature': 17, + 'restricted': 19, + } + return RATING_TABLE.get(rating.lower(), None) + + class SearchInfoExtractor(InfoExtractor): """ |