add manage.py import_srt command

pandora/annotation/management/commands/import_srt.py

@@ -0,0 +1,54 @@
+# -*- coding: utf-8 -*-
+# vi:si:et:sw=4:sts=4:ts=4
+
+from django.core.management.base import BaseCommand
+from django.db import transaction
+from django.conf import settings
+
+import ox
+
+import monkey_patch.models
+
+from item.models import Item
+from user.models import User
+
+from ... import models
+
+class Command(BaseCommand):
+    """
+    import annotations
+    """
+    help = 'import annotations from srt'
+    args = 'username itemId layername filename.srt'
+    option_list = BaseCommand.option_list + (
+    )
+
+    def handle(self, *args, **options):
+        if len(args) != 4:
+            print self.usage('import_srt')
+            return 
+        username, itemId, layer_id, filename = args
+        user = User.objects.get(username=username)
+        item = Item.objects.get(itemId=itemId)
+        layer = filter(lambda l: l['id'] == layer_id, settings.CONFIG['layers'])[0]
+
+        annotations = ox.srt.load(filename)
+        print 'importing %d annotations into %s/%s' % (len(annotations), itemId, layer_id)
+        with transaction.commit_on_success():
+            for a in annotations:
+                if a['value']:
+                    annotation = models.Annotation(
+                        item=item,
+                        layer=layer_id,
+                        user=user,
+                        start=float(a['in']), end=float(a['out']),
+                        value=a['value'])
+                    annotation.save()
+            #update facets if needed
+            if filter(lambda f: f['id'] == layer_id, settings.CONFIG['filters']):
+                item.update_layer_facet(layer_id)
+            Item.objects.filter(id=item.id).update(modified=annotation.modified)
+            annotation.item.modified = annotation.modified
+            annotation.item.update_find()
+            annotation.item.update_sort()
+            annotation.item.update_facets()