Add migration to make columns added by askbot nullable, in preparation for eventually deleting them
This commit is contained in:
Calen Pennington
committed by
Don Mitchell
Don Mitchell
parent
0fff578e7d
commit
8525b898d7
163
common/djangoapps/student/migrations/0020_prep_cleanup_askbot.py
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163
common/djangoapps/student/migrations/0020_prep_cleanup_askbot.py
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# -*- coding: utf-8 -*-
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import datetime
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from south.db import db
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from south.v2 import DataMigration
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from django.db import models
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import datetime
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ASKBOT_AUTH_USER_COLUMNS = (
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'website',
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'about',
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'gold',
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'email_isvalid',
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'real_name',
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'location',
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'reputation',
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'gravatar',
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'bronze',
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'last_seen',
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'silver',
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'questions_per_page',
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'new_response_count',
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'seen_response_count',
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)
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class Migration(DataMigration):
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def make_column_nullable(self, table, column):
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field, args, kwargs = self.models[table][column]
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if kwargs.get('default') == 'datetime.datetime.now':
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kwargs['default'] = datetime.datetime.now
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kwargs['null'] = True
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db.alter_column(table.replace('.', '_'), column, self.gf(field)(*args, **kwargs))
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def reset_column(self, table, column):
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field, args, kwargs = self.models[table][column]
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if kwargs.get('default') == 'datetime.datetime.now':
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kwargs['default'] = datetime.datetime.now
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db.alter_column(table.replace('.', '_'), column, self.gf(field)(*args, **kwargs))
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def forwards(self, orm):
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"Write your forwards methods here."
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for column in ASKBOT_AUTH_USER_COLUMNS:
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self.make_column_nullable('auth.user', column)
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def backwards(self, orm):
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"Write your backwards methods here."
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for column in ASKBOT_AUTH_USER_COLUMNS:
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self.reset_column('auth.user', column)
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models = {
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'auth.group': {
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'Meta': {'object_name': 'Group'},
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'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
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'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '80'}),
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'permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'})
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},
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'auth.permission': {
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'Meta': {'ordering': "('content_type__app_label', 'content_type__model', 'codename')", 'unique_together': "(('content_type', 'codename'),)", 'object_name': 'Permission'},
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'codename': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
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'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['contenttypes.ContentType']"}),
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'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
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'name': ('django.db.models.fields.CharField', [], {'max_length': '50'})
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},
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'auth.user': {
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'Meta': {'object_name': 'User'},
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'about': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
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'avatar_type': ('django.db.models.fields.CharField', [], {'default': "'n'", 'max_length': '1'}),
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'bronze': ('django.db.models.fields.SmallIntegerField', [], {'default': '0'}),
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'consecutive_days_visit_count': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
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'country': ('django_countries.fields.CountryField', [], {'max_length': '2', 'blank': 'True'}),
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'date_joined': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
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'date_of_birth': ('django.db.models.fields.DateField', [], {'null': 'True', 'blank': 'True'}),
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'display_tag_filter_strategy': ('django.db.models.fields.SmallIntegerField', [], {'default': '0'}),
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'email': ('django.db.models.fields.EmailField', [], {'max_length': '75', 'blank': 'True'}),
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'email_isvalid': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
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'email_key': ('django.db.models.fields.CharField', [], {'max_length': '32', 'null': 'True'}),
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'email_tag_filter_strategy': ('django.db.models.fields.SmallIntegerField', [], {'default': '1'}),
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'first_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
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'gold': ('django.db.models.fields.SmallIntegerField', [], {'default': '0'}),
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'gravatar': ('django.db.models.fields.CharField', [], {'max_length': '32'}),
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'groups': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Group']", 'symmetrical': 'False', 'blank': 'True'}),
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'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
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'ignored_tags': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
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'interesting_tags': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
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'is_active': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
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'is_staff': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
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'is_superuser': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
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'last_login': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
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'last_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
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'last_seen': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
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'location': ('django.db.models.fields.CharField', [], {'max_length': '100', 'blank': 'True'}),
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'new_response_count': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
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'password': ('django.db.models.fields.CharField', [], {'max_length': '128'}),
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'questions_per_page': ('django.db.models.fields.SmallIntegerField', [], {'default': '10'}),
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'real_name': ('django.db.models.fields.CharField', [], {'max_length': '100', 'blank': 'True'}),
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'reputation': ('django.db.models.fields.PositiveIntegerField', [], {'default': '1'}),
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'seen_response_count': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
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'show_country': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
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'silver': ('django.db.models.fields.SmallIntegerField', [], {'default': '0'}),
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'status': ('django.db.models.fields.CharField', [], {'default': "'w'", 'max_length': '2'}),
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'user_permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'}),
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'username': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '30'}),
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'website': ('django.db.models.fields.URLField', [], {'max_length': '200', 'blank': 'True'})
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},
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'contenttypes.contenttype': {
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'Meta': {'ordering': "('name',)", 'unique_together': "(('app_label', 'model'),)", 'object_name': 'ContentType', 'db_table': "'django_content_type'"},
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'app_label': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
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'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
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'model': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
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'name': ('django.db.models.fields.CharField', [], {'max_length': '100'})
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},
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'student.courseenrollment': {
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'Meta': {'unique_together': "(('user', 'course_id'),)", 'object_name': 'CourseEnrollment'},
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'course_id': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'}),
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'created': ('django.db.models.fields.DateTimeField', [], {'auto_now_add': 'True', 'null': 'True', 'db_index': 'True', 'blank': 'True'}),
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'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
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'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']"})
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},
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'student.pendingemailchange': {
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'Meta': {'object_name': 'PendingEmailChange'},
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'activation_key': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '32', 'db_index': 'True'}),
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'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
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'new_email': ('django.db.models.fields.CharField', [], {'db_index': 'True', 'max_length': '255', 'blank': 'True'}),
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'user': ('django.db.models.fields.related.OneToOneField', [], {'to': "orm['auth.User']", 'unique': 'True'})
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},
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'student.pendingnamechange': {
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'Meta': {'object_name': 'PendingNameChange'},
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'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
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'new_name': ('django.db.models.fields.CharField', [], {'max_length': '255', 'blank': 'True'}),
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'rationale': ('django.db.models.fields.CharField', [], {'max_length': '1024', 'blank': 'True'}),
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'user': ('django.db.models.fields.related.OneToOneField', [], {'to': "orm['auth.User']", 'unique': 'True'})
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},
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'student.registration': {
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'Meta': {'object_name': 'Registration', 'db_table': "'auth_registration'"},
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'activation_key': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '32', 'db_index': 'True'}),
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'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
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'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']", 'unique': 'True'})
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},
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'student.userprofile': {
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'Meta': {'object_name': 'UserProfile', 'db_table': "'auth_userprofile'"},
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'courseware': ('django.db.models.fields.CharField', [], {'default': "'course.xml'", 'max_length': '255', 'blank': 'True'}),
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'gender': ('django.db.models.fields.CharField', [], {'db_index': 'True', 'max_length': '6', 'null': 'True', 'blank': 'True'}),
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'goals': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),
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'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
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'language': ('django.db.models.fields.CharField', [], {'db_index': 'True', 'max_length': '255', 'blank': 'True'}),
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'level_of_education': ('django.db.models.fields.CharField', [], {'db_index': 'True', 'max_length': '6', 'null': 'True', 'blank': 'True'}),
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'location': ('django.db.models.fields.CharField', [], {'db_index': 'True', 'max_length': '255', 'blank': 'True'}),
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'mailing_address': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),
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'meta': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
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'name': ('django.db.models.fields.CharField', [], {'db_index': 'True', 'max_length': '255', 'blank': 'True'}),
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'user': ('django.db.models.fields.related.OneToOneField', [], {'related_name': "'profile'", 'unique': 'True', 'to': "orm['auth.User']"}),
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'year_of_birth': ('django.db.models.fields.IntegerField', [], {'db_index': 'True', 'null': 'True', 'blank': 'True'})
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},
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'student.usertestgroup': {
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'Meta': {'object_name': 'UserTestGroup'},
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'description': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
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'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
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'name': ('django.db.models.fields.CharField', [], {'max_length': '32', 'db_index': 'True'}),
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'users': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.User']", 'db_index': 'True', 'symmetrical': 'False'})
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}
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}
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complete_apps = ['student']
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symmetrical = True
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