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0007_Copy_tags_to_topics.py
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0007_Copy_tags_to_topics.py
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# -*- coding: utf-8 -*-
import datetime
from south.db import db
from south.v2 import DataMigration
from django.db import models
class Migration(DataMigration):
def forwards(self, orm):
"Write your forwards methods here."
# Note: Remember to use orm['appname.ModelName'] rather than "from appname.models..."
Tag = orm['taggit.Tag']
Topic = orm['meetings.MeetingTopic']
Meeting = orm['meetings.Meeting']
for tag in Tag.objects.all():
topic = Topic.objects.create(
name=tag.name,
slug=tag.slug
)
for tagged_item in tag.taggit_taggeditem_items.all():
# Assume that all of these point to Meetings
meeting = Meeting.objects.get(id=tagged_item.object_id)
meeting.topics.add(topic)
def backwards(self, orm):
"Write your backwards methods here."
Tag = orm['taggit.Tag']
Topic = orm['meetings.MeetingTopic']
Meeting = orm['meetings.Meeting']
for topic in Topic.objects.all():
tag = Tag.objects.create(
name=tag.name,
slug=tag.slug
)
for meeting in topic.meetings.all():
meeting.tags.add(tag)
models = {
'auth.group': {
'Meta': {'object_name': 'Group'},
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '80'}),
'permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'})
},
'auth.permission': {
'Meta': {'ordering': "('content_type__app_label', 'content_type__model', 'codename')", 'unique_together': "(('content_type', 'codename'),)", 'object_name': 'Permission'},
'codename': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['contenttypes.ContentType']"}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'name': ('django.db.models.fields.CharField', [], {'max_length': '50'})
},
'auth.user': {
'Meta': {'object_name': 'User'},
'date_joined': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
'email': ('django.db.models.fields.EmailField', [], {'max_length': '75', 'blank': 'True'}),
'first_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
'groups': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Group']", 'symmetrical': 'False', 'blank': 'True'}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'is_active': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
'is_staff': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
'is_superuser': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
'last_login': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
'last_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
'password': ('django.db.models.fields.CharField', [], {'max_length': '128'}),
'user_permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'}),
'username': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '30'})
},
'contenttypes.contenttype': {
'Meta': {'ordering': "('name',)", 'unique_together': "(('app_label', 'model'),)", 'object_name': 'ContentType', 'db_table': "'django_content_type'"},
'app_label': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'model': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
'name': ('django.db.models.fields.CharField', [], {'max_length': '100'})
},
'meetings.meeting': {
'Meta': {'object_name': 'Meeting'},
'attendees': ('django.db.models.fields.related.ManyToManyField', [], {'symmetrical': 'False', 'related_name': "'attending_meetings'", 'blank': 'True', 'to': "orm['auth.User']"}),
'begin_time': ('django.db.models.fields.DateTimeField', [], {'null': 'True', 'blank': 'True'}),
'created_datetime': ('django.db.models.fields.DateTimeField', [], {'auto_now_add': 'True', 'blank': 'True'}),
'description': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),
'end_time': ('django.db.models.fields.DateTimeField', [], {'null': 'True', 'blank': 'True'}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'region': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['meetings.Region']", 'null': 'True'}),
'slug': ('django.db.models.fields.SlugField', [], {'max_length': '50', 'blank': 'True'}),
'speakers': ('django.db.models.fields.related.ManyToManyField', [], {'symmetrical': 'False', 'related_name': "'speaking_meetings'", 'blank': 'True', 'to': "orm['auth.User']"}),
'title': ('django.db.models.fields.CharField', [], {'max_length': '1023'}),
'topics': ('django.db.models.fields.related.ManyToManyField', [], {'symmetrical': 'False', 'related_name': "'meetings'", 'blank': 'True', 'to': "orm['meetings.MeetingTopic']"}),
'updated_datetime': ('django.db.models.fields.DateTimeField', [], {'auto_now': 'True', 'blank': 'True'}),
'venue': ('django.db.models.fields.related.ForeignKey', [], {'blank': 'True', 'related_name': "'meetings'", 'null': 'True', 'to': "orm['meetings.Venue']"}),
'venue_additional': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),
'venue_name': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'})
},
'meetings.meetingtopic': {
'Meta': {'object_name': 'MeetingTopic'},
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'name': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
'slug': ('django.db.models.fields.SlugField', [], {'max_length': '50', 'blank': 'True'})
},
'meetings.region': {
'Meta': {'object_name': 'Region'},
'created_datetime': ('django.db.models.fields.DateTimeField', [], {'auto_now_add': 'True', 'blank': 'True'}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'name': ('django.db.models.fields.CharField', [], {'max_length': '256'}),
'slug': ('django.db.models.fields.SlugField', [], {'max_length': '50', 'blank': 'True'}),
'updated_datetime': ('django.db.models.fields.DateTimeField', [], {'auto_now': 'True', 'blank': 'True'})
},
'meetings.venue': {
'Meta': {'object_name': 'Venue'},
'address': ('django.db.models.fields.CharField', [], {'max_length': '1024'}),
'created_datetime': ('django.db.models.fields.DateTimeField', [], {'auto_now_add': 'True', 'blank': 'True'}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'location': ('django.contrib.gis.db.models.fields.PointField', [], {'blank': 'True'}),
'name': ('django.db.models.fields.CharField', [], {'max_length': '256', 'null': 'True', 'blank': 'True'}),
'slug': ('django.db.models.fields.SlugField', [], {'max_length': '50', 'blank': 'True'}),
'updated_datetime': ('django.db.models.fields.DateTimeField', [], {'auto_now': 'True', 'blank': 'True'})
},
'taggit.tag': {
'Meta': {'object_name': 'Tag'},
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'name': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
'slug': ('django.db.models.fields.SlugField', [], {'unique': 'True', 'max_length': '100'})
},
'taggit.taggeditem': {
'Meta': {'object_name': 'TaggedItem'},
'content_type': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'taggit_taggeditem_tagged_items'", 'to': "orm['contenttypes.ContentType']"}),
'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
'object_id': ('django.db.models.fields.IntegerField', [], {'db_index': 'True'}),
'tag': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'taggit_taggeditem_items'", 'to': "orm['taggit.Tag']"})
}
}
complete_apps = ['meetings']
symmetrical = True