def delete_videos(request):
"""
API endpoint for deleting videos.
"""
paths = OrderedSet(json.loads(request.body or "{}").get("paths", []))
lang = json.loads(request.body or "{}").get("lang", "en")
youtube_ids = get_download_youtube_ids(paths,
language=lang,
downloaded=True)
num_deleted = 0
for id in youtube_ids:
# Delete the file on disk
if delete_downloaded_files(id):
num_deleted += 1
annotate_content_models_by_youtube_id(youtube_ids=youtube_ids.keys(),
language=lang)
return JsonResponseMessageSuccess(
_("Deleted %(num_videos)s video(s) successfully.") %
{"num_videos": num_deleted})
def start_video_download(request):
"""
API endpoint for launching the videodownload job.
"""
force_job("videodownload", stop=True, locale=request.language)
paths = OrderedSet(json.loads(request.body or "{}").get("paths", []))
lang = json.loads(request.body or "{}").get("lang", "en")
youtube_ids = get_download_youtube_ids(paths, language=lang, downloaded=False)
queue = VideoQueue()
queue.add_files(youtube_ids, language=lang)
force_job("videodownload", _("Download Videos"), locale=lang)
return JsonResponseMessageSuccess(_("Launched video download process successfully."))
def start_video_download(request):
"""
API endpoint for launching the videodownload job.
"""
youtube_ids = OrderedSet(simplejson.loads(request.raw_post_data or "{}").get("youtube_ids", []))
# One query per video (slow)
video_files_to_create = [id for id in youtube_ids if not get_object_or_None(VideoFile, youtube_id=id)]
# OK to do bulk_create; cache invalidation triggered via save download
for lang_code, lang_youtube_ids in divide_videos_by_language(video_files_to_create).iteritems():
VideoFile.objects.bulk_create([VideoFile(youtube_id=id, flagged_for_download=True, language=lang_code) for id in lang_youtube_ids])
# OK to update all, since we're not setting all props above.
# One query per chunk
for chunk in break_into_chunks(youtube_ids):
video_files_needing_model_update = VideoFile.objects.filter(download_in_progress=False, youtube_id__in=chunk).exclude(percent_complete=100)
video_files_needing_model_update.update(percent_complete=0, cancel_download=False, flagged_for_download=True)
force_job("videodownload", _("Download Videos"), locale=request.language)
return JsonResponseMessageSuccess(_("Launched video download process successfully."))