def youtube_playlist_to_course(playlist_url):
playlist_id = playlist_extract_id(playlist_url)
feed = srv.GetYouTubePlaylistVideoFeed(playlist_id=playlist_id)
title = feed.title.text
if feed.subtitle:
subtitle = feed.subtitle.text
else:
subtitle = ' '
from classes.models import CourseInfo, Session, CourseInfoSession, SessionLink
ci = CourseInfo(title=title, description=subtitle)
ci.url = 'http://www.youtube.com/view_play_list?p=' + playlist_id
ci.save()
for i, entry in enumerate(feed.entry):
title = entry.title.text
if entry.location:
location = entry.location.text
if entry.content:
content = entry.content.text
else:
content = ' '
link = entry.link[0].href
session = Session(title=title, description=content, video_url=link)
session.save()
cis = CourseInfoSession(course_info=ci, session=session, session_number=i+1)
cis.save()
#cisv = SessionLink(course_info_session=session, url=link)
#cisv.save()
return ci
def host_search(request):
from classes.course_miners import youtube_playlist_to_data
details = None
if request.GET.has_key('q'):
additional_vars = search_form(request.GET)
if request.method == 'POST':
course_form = MakeCourseForm(request.POST)
if course_form.is_valid():
clean_form = course_form.cleaned_data
ci = CourseInfo(title=clean_form['title'],
description=clean_form['description'],
prereqs=clean_form['prerequisites'],
#from_date = course_form.cleaned_data['from_date'],
#course_number = course_form.cleaned_data['course_number'],
url = course_form.cleaned_data['url'])
ci.save()
try:
if int(request.POST.get('links','0')) > 0:
course_data = youtube_playlist_to_data(clean_form['url'])
for i, entry in enumerate(course_data['links']):
title = entry.title.text
if entry.location:
location = entry.location.text
content = entry.content.text
link = entry.link[0].href
session = Session(title=title, description=content, video_url=link)
session.save()
cis = CourseInfoSession(course_info=ci, session=session, session_number=i+1)
cis.save()
print 'session', session
except: pass
ceditor = CourseInfoEditor(course_info=ci, editor=request.user, creator=True)
ceditor.save()
return HttpResponseRedirect('/h/create/%s/' % int_to_base36(ci.id))
else:
if request.GET.has_key('playlist_url'):
course_data = youtube_playlist_to_data(request.GET.get('playlist_url', ''))
course_form = MakeCourseForm(course_data)
lenlinks = len(course_data['links'])
details = mark_safe('This course has %d video lectures. You can modify these in step 3.<input type="hidden" name="links" value="%s" />' % (lenlinks, lenlinks))
if request.GET.has_key('a'):
return render_to_response('host/incl/make_form.html', {'details': details, 'course_form': course_form}, context_instance=RequestContext(request))
else:
course_form = MakeCourseForm()
render_vars = {'course_form': course_form,
'class_creater': True,
'playlist_url': request.GET.get('playlist_url', 'http://www.youtube.com/view_play_list?p=....')}
if details:
render_vars['details'] = details
return render_to_response('host/make.html', render_vars, context_instance=RequestContext(request))
def save(self, session=None, del_links=None, add_links=None):
new_session = Session(title=self.cleaned_data['title'], description=self.cleaned_data['description'], video_url=self.cleaned_data['video_url'])
if session:
new_session.previous_version = session
links = session.link.all()
else:
links = []
new_session.save()
for link in links:
if not link.uuid in del_links:
SessionLink(url=link.url, title=link.title, session=new_session).save()
for url, title in add_links:
SessionLink(url=url, title=title, session=new_session).save()
return new_session
def save(self, host_class, host_session=None, del_links=None, add_links=None):
from classes.models import Session
from host.models import HostClassSession
# if host_session:
# session = host_session.course_session
# session.title = self.cleaned_data['title']
# session.description = self.cleaned_data['description']
# session.video_url = self.cleaned_data['video_url']
#
# else:
if host_session:
course_session = host_session.course_session #
else:
course_session = None
session = Session(title=self.cleaned_data['title'], description=self.cleaned_data['description'], video_url=self.cleaned_data['video_url'], previous_version=course_session)
session.save()
links = session.link.all()
for link in links:
if not link.uuid in del_links:
SessionLink(url=link.url, title=link.title, session=session).save()
for url, title in add_links:
SessionLink(url=url, title=title, session=session).save()
date = self.cleaned_data['date']
time = self.cleaned_data['time']
if host_session:
host_session.date = datetime.datetime.combine(date,time)
host_session.course_session = session
else:
host_session = HostClassSession(course_session=session, host_class=host_class, date=datetime.datetime.combine(date,time))
host_session.save()
#for key in request.GET:
# try:
# type, number = key.split('_')
# if type == 'video':
# session_video = SessionLink(session=course_session, url=video_url)
# except:
# pass
return host_session
