def edit(request, video_id):
Video = get_video_model()
VideoForm = get_video_form(Video)
video = get_object_or_404(Video, id=video_id)
if request.POST:
original_file = video.file
form = VideoForm(request.POST, request.FILES, instance=video)
if form.is_valid():
if 'file' in form.changed_data:
# if providing a new video file, delete the old one and all renditions.
# NB Doing this via original_file.delete() clears the file field,
# which definitely isn't what we want...
original_file.storage.delete(original_file.name)
# Set new video file size
video.file_size = video.file.size
video = form.save()
video.save()
# Reindex the video to make sure all tags are indexed
for backend in get_search_backends():
backend.add(video)
messages.success(request, _("Video '{0}' updated.").format(video.title))
else:
messages.error(request, _("The video could not be saved due to errors."))
else:
form = VideoForm(instance=video)
if not video._meta.get_field('file').storage.exists(video.file.name):
# Give error if video file doesn't exist
messages.error(request, _(
"The source video file could not be found. Please change the source or delete the video."
).format(video.title), buttons=[
messages.button(reverse('wagtailvideos:delete', args=(video.id,)), _('Delete'))
])
if is_modeladmin_installed():
url_helper = AdminURLHelper(Video.get_track_listing_model())
if hasattr(video, 'track_listing'):
action_url = url_helper.get_action_url('edit', instance_pk=video.track_listing.pk)
else:
action_url = url_helper.create_url
else:
action_url = ''
return render(request, "wagtailvideos/videos/edit.html", {
'video': video,
'form': form,
'filesize': video.get_file_size(),
'can_transcode': ffmpeg.installed(),
'transcodes': video.transcodes.all(),
'transcode_form': VideoTranscodeAdminForm(video=video),
'tracks_action_url': action_url,
'user_can_delete': permission_policy.user_has_permission_for_instance(request.user, 'delete', video)
})
def is_editable_by_user(self, user):
from wagtailvideos.permissions import permission_policy
return permission_policy.user_has_permission_for_instance(
user, 'change', self)
def is_editable_by_user(self, user):
from wagtailvideos.permissions import permission_policy
return permission_policy.user_has_permission_for_instance(user, 'change', self)
