Files
dss.api/spa/management/commands/waveforms.py
2015-07-28 22:03:30 +01:00

61 lines
2.2 KiB
Python
Executable File

from optparse import make_option
import os
from django.core.management.base import BaseCommand
from spa.management.commands import helpers
from spa.models.mix import Mix
from spa.tasks import create_waveform_task
class Command(BaseCommand):
help = "Generate all outstanding waveforms"
option_list = BaseCommand.option_list + (
make_option('--nocelery',
action='store_true',
dest='nocelery',
default=False,
help='Dispatch calls to celery broker'),
)
@staticmethod
def _get_file(mix):
try:
if mix.archive_updated:
print "Mix is archived: boo hoo"
file_name = "/tmp/%s.mp3" % mix.uid
url = mix.get_stream_url()
print "Downloading: %s To: %s" % (url, file_name)
helpers.download_file(url, file_name)
if not os.path.isfile(file_name):
print "File failed to download"
else:
return file_name
else:
processed_file = mix.get_absolute_path()
if not os.path.isfile(processed_file):
processed_file = mix.get_cache_path()
if not os.path.isfile(processed_file):
print "File for [%s] not found tried\n\t%s\n\t%s" % (mix.title, processed_file, processed_file)
return ""
return processed_file
except Exception, ex:
print "Error generating waveform: {0}".format(ex.message)
return ""
def handle(self, *args, **options):
print "Scanning for missing waveforms"
unprocessed = Mix.objects.filter(waveform_generated=False)
for mix in unprocessed:
print "Found %s" % mix.slug
mix_file = self._get_file(mix)
if mix_file is not "":
if options['nocelery']:
create_waveform_task(in_file=mix_file, uid=mix.uid)
else:
create_waveform_task.delay(in_file=mix_file, uid=mix.uid)