annotate legacy/management/commands/import_old_podcasts.py @ 766:22d158ef2217

More bio unit tests.
author Brian Neal <bgneal@gmail.com>
date Sun, 19 Jan 2014 21:26:42 -0600
parents ee87ea74d46b
children
rev   line source
bgneal@294 1 """
bgneal@294 2 import_old_podcasts.py - For importing podcasts from SG101 1.0 as csv files.
bgneal@294 3 """
bgneal@333 4 from __future__ import with_statement
bgneal@294 5 import csv
bgneal@294 6 import datetime
bgneal@294 7
bgneal@294 8 from django.core.management.base import LabelCommand, CommandError
bgneal@294 9
bgneal@294 10 from podcast.models import Channel, Item
bgneal@294 11
bgneal@294 12
bgneal@294 13 class Command(LabelCommand):
bgneal@294 14 args = '<filename filename ...>'
bgneal@294 15 help = 'Imports podcasts from the old database in CSV format'
bgneal@294 16
bgneal@294 17 def handle_label(self, filename, **options):
bgneal@294 18 """
bgneal@294 19 Process each line in the CSV file given by filename by
bgneal@294 20 creating a new weblink object and saving it to the database.
bgneal@294 21
bgneal@294 22 """
bgneal@294 23 try:
bgneal@294 24 self.channel = Channel.objects.get(pk=1)
bgneal@294 25 except Channel.DoesNotExist:
bgneal@294 26 raise CommandError("Need a default channel with pk=1")
bgneal@294 27
bgneal@294 28 try:
bgneal@294 29 with open(filename, "rb") as f:
bgneal@294 30 self.reader = csv.DictReader(f)
bgneal@294 31 try:
bgneal@294 32 for row in self.reader:
bgneal@294 33 self.process_row(row)
bgneal@294 34 except csv.Error, e:
bgneal@294 35 raise CommandError("CSV error: %s %s %s" % (
bgneal@294 36 filename, self.reader.line_num, e))
bgneal@294 37
bgneal@294 38 except IOError:
bgneal@294 39 raise CommandError("Could not open file: %s" % filename)
bgneal@294 40
bgneal@294 41 def process_row(self, row):
bgneal@294 42 """
bgneal@294 43 Process one row from the CSV file: create an object for the row
bgneal@294 44 and save it in the database.
bgneal@294 45
bgneal@294 46 """
bgneal@294 47 item = Item(channel=self.channel,
bgneal@294 48 title=row['title'],
bgneal@294 49 author=row['author'],
bgneal@294 50 subtitle=row['subtitle'],
bgneal@294 51 summary=row['summary'],
bgneal@294 52 enclosure_url=row['enclosure_url'],
bgneal@294 53 alt_enclosure_url='',
bgneal@294 54 enclosure_length=int(row['enclosure_length']),
bgneal@294 55 enclosure_type=row['enclosure_type'],
bgneal@294 56 guid=row['guid'],
bgneal@294 57 pubdate=datetime.datetime.strptime(row['pubdate'],
bgneal@294 58 "%Y-%m-%d %H:%M:%S"),
bgneal@294 59 duration=row['duration'],
bgneal@294 60 keywords=row['keywords'],
bgneal@294 61 explicit=row['explicit'])
bgneal@294 62
bgneal@294 63 item.save()