boards/migrations/0016_auto__del_field_post_bump_time.py

# -*- coding: utf-8 -*-
from south.utils import datetime_utils as datetime
from south.db import db
from south.v2 import SchemaMigration
from django.db import models


class Migration(SchemaMigration):

    def forwards(self, orm):
        # Deleting field 'Post.bump_time'
        db.delete_column(u'boards_post', 'bump_time')

        # Removing M2M table for field tags on 'Post'
        db.delete_table(db.shorten_name(u'boards_post_tags'))

        # Removing M2M table for field replies on 'Post'
        db.delete_table(db.shorten_name(u'boards_post_replies'))


    def backwards(self, orm):

        # User chose to not deal with backwards NULL issues for 'Post.bump_time'
        raise RuntimeError("Cannot reverse this migration. 'Post.bump_time' and its values cannot be restored.")
        
        # The following code is provided here to aid in writing a correct migration        # Adding field 'Post.bump_time'
        db.add_column(u'boards_post', 'bump_time',
                      self.gf('django.db.models.fields.DateTimeField')(),
                      keep_default=False)

        # Adding M2M table for field tags on 'Post'
        m2m_table_name = db.shorten_name(u'boards_post_tags')
        db.create_table(m2m_table_name, (
            ('id', models.AutoField(verbose_name='ID', primary_key=True, auto_created=True)),
            ('post', models.ForeignKey(orm['boards.post'], null=False)),
            ('tag', models.ForeignKey(orm['boards.tag'], null=False))
        ))
        db.create_unique(m2m_table_name, ['post_id', 'tag_id'])

        # Adding M2M table for field replies on 'Post'
        m2m_table_name = db.shorten_name(u'boards_post_replies')
        db.create_table(m2m_table_name, (
            ('id', models.AutoField(verbose_name='ID', primary_key=True, auto_created=True)),
            ('from_post', models.ForeignKey(orm['boards.post'], null=False)),
            ('to_post', models.ForeignKey(orm['boards.post'], null=False))
        ))
        db.create_unique(m2m_table_name, ['from_post_id', 'to_post_id'])


    models = {
        'boards.ban': {
            'Meta': {'object_name': 'Ban'},
            'can_read': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
            'ip': ('django.db.models.fields.GenericIPAddressField', [], {'max_length': '39'}),
            'reason': ('django.db.models.fields.CharField', [], {'default': "'Auto'", 'max_length': '200'})
        },
        'boards.post': {
            'Meta': {'object_name': 'Post'},
            '_text_rendered': ('django.db.models.fields.TextField', [], {}),
            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
            'image': ('boards.thumbs.ImageWithThumbsField', [], {'max_length': '100', 'blank': 'True'}),
            'image_height': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
            'image_width': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
            'last_edit_time': ('django.db.models.fields.DateTimeField', [], {}),
            'poster_ip': ('django.db.models.fields.GenericIPAddressField', [], {'max_length': '39'}),
            'poster_user_agent': ('django.db.models.fields.TextField', [], {}),
            'pub_time': ('django.db.models.fields.DateTimeField', [], {}),
            'referenced_posts': ('django.db.models.fields.related.ManyToManyField', [], {'blank': 'True', 'related_name': "'rfp+'", 'null': 'True', 'symmetrical': 'False', 'to': "orm['boards.Post']"}),
            'text': ('markupfield.fields.MarkupField', [], {'rendered_field': 'True'}),
            'text_markup_type': ('django.db.models.fields.CharField', [], {'default': "'markdown'", 'max_length': '30'}),
            'thread': ('django.db.models.fields.related.ForeignKey', [], {'default': 'None', 'to': "orm['boards.Post']", 'null': 'True'}),
            'thread_new': ('django.db.models.fields.related.ForeignKey', [], {'default': 'None', 'to': "orm['boards.Thread']", 'null': 'True'}),
            'title': ('django.db.models.fields.CharField', [], {'max_length': '50'}),
            'user': ('django.db.models.fields.related.ForeignKey', [], {'default': 'None', 'to': "orm['boards.User']", 'null': 'True'})
        },
        'boards.setting': {
            'Meta': {'object_name': 'Setting'},
            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
            'name': ('django.db.models.fields.CharField', [], {'max_length': '50'}),
            'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['boards.User']"}),
            'value': ('django.db.models.fields.CharField', [], {'max_length': '50'})
        },
        'boards.tag': {
            'Meta': {'object_name': 'Tag'},
            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
            'linked': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['boards.Tag']", 'null': 'True', 'blank': 'True'}),
            'name': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
            'threads': ('django.db.models.fields.related.ManyToManyField', [], {'blank': 'True', 'related_name': "'tag+'", 'null': 'True', 'symmetrical': 'False', 'to': "orm['boards.Thread']"})
        },
        'boards.thread': {
            'Meta': {'object_name': 'Thread'},
            'bump_time': ('django.db.models.fields.DateTimeField', [], {}),
            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
            'last_edit_time': ('django.db.models.fields.DateTimeField', [], {}),
            'replies': ('django.db.models.fields.related.ManyToManyField', [], {'blank': 'True', 'related_name': "'tre+'", 'null': 'True', 'symmetrical': 'False', 'to': "orm['boards.Post']"}),
            'tags': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['boards.Tag']", 'symmetrical': 'False'})
        },
        'boards.user': {
            'Meta': {'object_name': 'User'},
            'fav_tags': ('django.db.models.fields.related.ManyToManyField', [], {'symmetrical': 'False', 'to': "orm['boards.Tag']", 'null': 'True', 'blank': 'True'}),
            'fav_threads': ('django.db.models.fields.related.ManyToManyField', [], {'blank': 'True', 'related_name': "'+'", 'null': 'True', 'symmetrical': 'False', 'to': "orm['boards.Post']"}),
            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
            'rank': ('django.db.models.fields.IntegerField', [], {}),
            'registration_time': ('django.db.models.fields.DateTimeField', [], {}),
            'user_id': ('django.db.models.fields.CharField', [], {'max_length': '50'})
        }
    }

    complete_apps = ['boards']