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