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-rwxr-xr-xyoutube_dl/InfoExtractors.py96
-rw-r--r--youtube_dl/extractor/stanfordoc.py112
2 files changed, 113 insertions, 95 deletions
diff --git a/youtube_dl/InfoExtractors.py b/youtube_dl/InfoExtractors.py
index 502df6a..af50538 100755
--- a/youtube_dl/InfoExtractors.py
+++ b/youtube_dl/InfoExtractors.py
@@ -37,6 +37,7 @@ from .extractor.myvideo import MyVideoIE
from .extractor.statigram import StatigramIE
from .extractor.photobucket import PhotobucketIE
from .extractor.soundcloud import SoundcloudIE, SoundcloudSetIE
+from .extractor.stanfordoc import StanfordOpenClassroomIE
from .extractor.vimeo import VimeoIE
from .extractor.xvideos import XVideosIE
from .extractor.yahoo import YahooIE, YahooSearchIE
@@ -150,101 +151,6 @@ class MixcloudIE(InfoExtractor):
'player_url': player_url.decode('utf-8'),
}]
-class StanfordOpenClassroomIE(InfoExtractor):
- """Information extractor for Stanford's Open ClassRoom"""
-
- _VALID_URL = r'^(?:https?://)?openclassroom.stanford.edu(?P<path>/?|(/MainFolder/(?:HomePage|CoursePage|VideoPage)\.php([?]course=(?P<course>[^&]+)(&video=(?P<video>[^&]+))?(&.*)?)?))$'
- IE_NAME = u'stanfordoc'
-
- def _real_extract(self, url):
- mobj = re.match(self._VALID_URL, url)
- if mobj is None:
- raise ExtractorError(u'Invalid URL: %s' % url)
-
- if mobj.group('course') and mobj.group('video'): # A specific video
- course = mobj.group('course')
- video = mobj.group('video')
- info = {
- 'id': course + '_' + video,
- 'uploader': None,
- 'upload_date': None,
- }
-
- self.report_extraction(info['id'])
- baseUrl = 'http://openclassroom.stanford.edu/MainFolder/courses/' + course + '/videos/'
- xmlUrl = baseUrl + video + '.xml'
- try:
- metaXml = compat_urllib_request.urlopen(xmlUrl).read()
- except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
- raise ExtractorError(u'Unable to download video info XML: %s' % compat_str(err))
- mdoc = xml.etree.ElementTree.fromstring(metaXml)
- try:
- info['title'] = mdoc.findall('./title')[0].text
- info['url'] = baseUrl + mdoc.findall('./videoFile')[0].text
- except IndexError:
- raise ExtractorError(u'Invalid metadata XML file')
- info['ext'] = info['url'].rpartition('.')[2]
- return [info]
- elif mobj.group('course'): # A course page
- course = mobj.group('course')
- info = {
- 'id': course,
- 'type': 'playlist',
- 'uploader': None,
- 'upload_date': None,
- }
-
- coursepage = self._download_webpage(url, info['id'],
- note='Downloading course info page',
- errnote='Unable to download course info page')
-
- info['title'] = self._html_search_regex('<h1>([^<]+)</h1>', coursepage, 'title', default=info['id'])
-
- info['description'] = self._html_search_regex('<description>([^<]+)</description>',
- coursepage, u'description', fatal=False)
-
- links = orderedSet(re.findall('<a href="(VideoPage.php\?[^"]+)">', coursepage))
- info['list'] = [
- {
- 'type': 'reference',
- 'url': 'http://openclassroom.stanford.edu/MainFolder/' + unescapeHTML(vpage),
- }
- for vpage in links]
- results = []
- for entry in info['list']:
- assert entry['type'] == 'reference'
- results += self.extract(entry['url'])
- return results
- else: # Root page
- info = {
- 'id': 'Stanford OpenClassroom',
- 'type': 'playlist',
- 'uploader': None,
- 'upload_date': None,
- }
-
- self.report_download_webpage(info['id'])
- rootURL = 'http://openclassroom.stanford.edu/MainFolder/HomePage.php'
- try:
- rootpage = compat_urllib_request.urlopen(rootURL).read()
- except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
- raise ExtractorError(u'Unable to download course info page: ' + compat_str(err))
-
- info['title'] = info['id']
-
- links = orderedSet(re.findall('<a href="(CoursePage.php\?[^"]+)">', rootpage))
- info['list'] = [
- {
- 'type': 'reference',
- 'url': 'http://openclassroom.stanford.edu/MainFolder/' + unescapeHTML(cpage),
- }
- for cpage in links]
-
- results = []
- for entry in info['list']:
- assert entry['type'] == 'reference'
- results += self.extract(entry['url'])
- return results
class MTVIE(InfoExtractor):
"""Information extractor for MTV.com"""
diff --git a/youtube_dl/extractor/stanfordoc.py b/youtube_dl/extractor/stanfordoc.py
new file mode 100644
index 0000000..8d3e32a
--- /dev/null
+++ b/youtube_dl/extractor/stanfordoc.py
@@ -0,0 +1,112 @@
+import re
+import socket
+import xml.etree.ElementTree
+
+from .common import InfoExtractor
+from ..utils import (
+ compat_http_client,
+ compat_str,
+ compat_urllib_error,
+ compat_urllib_request,
+
+ ExtractorError,
+ orderedSet,
+ unescapeHTML,
+)
+
+
+class StanfordOpenClassroomIE(InfoExtractor):
+ """Information extractor for Stanford's Open ClassRoom"""
+
+ _VALID_URL = r'^(?:https?://)?openclassroom.stanford.edu(?P<path>/?|(/MainFolder/(?:HomePage|CoursePage|VideoPage)\.php([?]course=(?P<course>[^&]+)(&video=(?P<video>[^&]+))?(&.*)?)?))$'
+ IE_NAME = u'stanfordoc'
+
+ def _real_extract(self, url):
+ mobj = re.match(self._VALID_URL, url)
+ if mobj is None:
+ raise ExtractorError(u'Invalid URL: %s' % url)
+
+ if mobj.group('course') and mobj.group('video'): # A specific video
+ course = mobj.group('course')
+ video = mobj.group('video')
+ info = {
+ 'id': course + '_' + video,
+ 'uploader': None,
+ 'upload_date': None,
+ }
+
+ self.report_extraction(info['id'])
+ baseUrl = 'http://openclassroom.stanford.edu/MainFolder/courses/' + course + '/videos/'
+ xmlUrl = baseUrl + video + '.xml'
+ try:
+ metaXml = compat_urllib_request.urlopen(xmlUrl).read()
+ except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
+ raise ExtractorError(u'Unable to download video info XML: %s' % compat_str(err))
+ mdoc = xml.etree.ElementTree.fromstring(metaXml)
+ try:
+ info['title'] = mdoc.findall('./title')[0].text
+ info['url'] = baseUrl + mdoc.findall('./videoFile')[0].text
+ except IndexError:
+ raise ExtractorError(u'Invalid metadata XML file')
+ info['ext'] = info['url'].rpartition('.')[2]
+ return [info]
+ elif mobj.group('course'): # A course page
+ course = mobj.group('course')
+ info = {
+ 'id': course,
+ 'type': 'playlist',
+ 'uploader': None,
+ 'upload_date': None,
+ }
+
+ coursepage = self._download_webpage(url, info['id'],
+ note='Downloading course info page',
+ errnote='Unable to download course info page')
+
+ info['title'] = self._html_search_regex('<h1>([^<]+)</h1>', coursepage, 'title', default=info['id'])
+
+ info['description'] = self._html_search_regex('<description>([^<]+)</description>',
+ coursepage, u'description', fatal=False)
+
+ links = orderedSet(re.findall('<a href="(VideoPage.php\?[^"]+)">', coursepage))
+ info['list'] = [
+ {
+ 'type': 'reference',
+ 'url': 'http://openclassroom.stanford.edu/MainFolder/' + unescapeHTML(vpage),
+ }
+ for vpage in links]
+ results = []
+ for entry in info['list']:
+ assert entry['type'] == 'reference'
+ results += self.extract(entry['url'])
+ return results
+ else: # Root page
+ info = {
+ 'id': 'Stanford OpenClassroom',
+ 'type': 'playlist',
+ 'uploader': None,
+ 'upload_date': None,
+ }
+
+ self.report_download_webpage(info['id'])
+ rootURL = 'http://openclassroom.stanford.edu/MainFolder/HomePage.php'
+ try:
+ rootpage = compat_urllib_request.urlopen(rootURL).read()
+ except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
+ raise ExtractorError(u'Unable to download course info page: ' + compat_str(err))
+
+ info['title'] = info['id']
+
+ links = orderedSet(re.findall('<a href="(CoursePage.php\?[^"]+)">', rootpage))
+ info['list'] = [
+ {
+ 'type': 'reference',
+ 'url': 'http://openclassroom.stanford.edu/MainFolder/' + unescapeHTML(cpage),
+ }
+ for cpage in links]
+
+ results = []
+ for entry in info['list']:
+ assert entry['type'] == 'reference'
+ results += self.extract(entry['url'])
+ return results