# encoding: utf-8

import datetime

from south.db import db

from south.v2 import DataMigration

from django.db import models

from django.conf import settings

from django.contrib.auth.models import Group, User

from ldt.ldt_utils.models import Project, Content

from guardian.shortcuts import assign

from guardian.core import ObjectPermissionChecker

class Migration(DataMigration):

    def forwards(self, orm):

        for model in ["project", "content", "segment", "author", "media"]:

            self.add_perm(orm, model)            

        everyone = Group.objects.create(name=settings.PUBLIC_GROUP_NAME)

        for proj in Project.objects.all():

            assign('ldt_utils.change_project', proj.owner)

            assign('ldt_utils.view_project', proj.owner)

        for user in User.objects.all():

            if user.is_staff:

                profile = user.get_profile()

                profile.is_regular = True

                profile.save()

            user.groups.add(everyone) 

            checker = ObjectPermissionChecker(user)

            for content in Content.objects.all():

                if checker.has_perm('view_content', content):

                    assign('view_media', user, content.media_obj)

    def add_perm(self, orm, model_name):

        # Since south does not migrate permissions, they need to

        # be added to the database manually

        ct, created = orm['contenttypes.ContentType'].objects.get_or_create(model=model_name, app_label='ldt_utils') # model must bei lowercase!

        orm['auth.permission'].objects.get_or_create(content_type=ct, codename='view_%s' % model_name, defaults={'name': 'Can view %s' % model_name })

    def backwards(self, orm):

        "Write your backwards methods here."

    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'})

        },

        'ldt_utils.author': {

            'Meta': {'object_name': 'Author'},

            'email': ('django.db.models.fields.EmailField', [], {'max_length': '75', 'null': 'True', 'blank': 'True'}),

            'firstname': ('django.db.models.fields.CharField', [], {'max_length': '512', 'null': 'True', 'blank': 'True'}),

            'handle': ('django.db.models.fields.CharField', [], {'max_length': '512', 'unique': 'True', 'null': 'True', 'blank': 'True'}),

            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),

            'lastname': ('django.db.models.fields.CharField', [], {'max_length': '512', 'null': 'True', 'blank': 'True'})

        },

        'ldt_utils.content': {

            'Meta': {'ordering': "['title']", 'object_name': 'Content'},

            'authors': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['ldt_utils.Author']", 'symmetrical': 'False', 'blank': 'True'}),

            'content_creation_date': ('django.db.models.fields.DateTimeField', [], {'null': 'True', 'blank': 'True'}),

            'creation_date': ('django.db.models.fields.DateTimeField', [], {'auto_now_add': 'True', 'blank': 'True'}),

            'description': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),

            'duration': ('django.db.models.fields.IntegerField', [], {'null': 'True', 'blank': 'True'}),

            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),

            'iri_id': ('django.db.models.fields.CharField', [], {'default': "u'b6e0454f-174c-11e1-af90-001485352c9a'", 'unique': 'True', 'max_length': '1024'}),

            'iriurl': ('django.db.models.fields.CharField', [], {'max_length': '1024'}),

            'media_obj': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['ldt_utils.Media']", 'null': 'True', 'blank': 'True'}),

            'tags': ('tagging.fields.TagField', [], {'max_length': '2048', 'null': 'True'}),

            'title': ('django.db.models.fields.CharField', [], {'max_length': '1024', 'null': 'True', 'blank': 'True'}),

            'update_date': ('django.db.models.fields.DateTimeField', [], {'auto_now': 'True', 'blank': 'True'})

        },

        'ldt_utils.media': {

            'Meta': {'object_name': 'Media'},

            'creation_date': ('django.db.models.fields.DateTimeField', [], {'auto_now_add': 'True', 'blank': 'True'}),

            'creator': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']", 'null': 'True', 'blank': 'True'}),

            'description': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),

            'duration': ('django.db.models.fields.IntegerField', [], {'null': 'True', 'blank': 'True'}),

            'external_id': ('django.db.models.fields.CharField', [], {'max_length': '1024', 'null': 'True', 'blank': 'True'}),

            'external_permalink': ('django.db.models.fields.URLField', [], {'max_length': '1024', 'null': 'True', 'blank': 'True'}),

            'external_publication_url': ('django.db.models.fields.URLField', [], {'max_length': '1024', 'null': 'True', 'blank': 'True'}),

            'external_src_url': ('django.db.models.fields.CharField', [], {'max_length': '1024', 'null': 'True', 'blank': 'True'}),

            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),

            'media_creation_date': ('django.db.models.fields.DateTimeField', [], {'null': 'True', 'blank': 'True'}),

            'mimetype_field': ('django.db.models.fields.CharField', [], {'max_length': '512', 'null': 'True', 'blank': 'True'}),

            'src': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '1024'}),

            'title': ('django.db.models.fields.CharField', [], {'max_length': '1024', 'null': 'True', 'blank': 'True'}),

            'update_date': ('django.db.models.fields.DateTimeField', [], {'auto_now': 'True', 'blank': 'True'}),

            'videopath': ('django.db.models.fields.CharField', [], {'max_length': '1024', 'null': 'True', 'blank': 'True'})

        },

        'ldt_utils.project': {

            'Meta': {'ordering': "['title']", 'object_name': 'Project'},

            'changed_by': ('django.db.models.fields.CharField', [], {'max_length': '70'}),

            'contents': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['ldt_utils.Content']", 'symmetrical': 'False'}),

            'created_by': ('django.db.models.fields.CharField', [], {'max_length': '70'}),

            'creation_date': ('django.db.models.fields.DateTimeField', [], {'auto_now_add': 'True', 'blank': 'True'}),

            'description': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),

            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),

            'ldt': ('django.db.models.fields.TextField', [], {'null': 'True'}),

            'ldt_id': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '1024'}),

            'modification_date': ('django.db.models.fields.DateTimeField', [], {'auto_now': 'True', 'blank': 'True'}),

            'owner': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']", 'null': 'True', 'blank': 'True'}),

            'state': ('django.db.models.fields.IntegerField', [], {'default': '1'}),

            'title': ('django.db.models.fields.CharField', [], {'max_length': '1024'})

        },

        'ldt_utils.segment': {

            'Meta': {'unique_together': "(('project_id', 'iri_id', 'ensemble_id', 'cutting_id', 'element_id'),)", 'object_name': 'Segment'},

            'abstract': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),

            'author': ('django.db.models.fields.CharField', [], {'max_length': '1024', 'null': 'True', 'blank': 'True'}),

            'content': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['ldt_utils.Content']"}),

            'cutting_id': ('django.db.models.fields.CharField', [], {'max_length': '1024'}),

            'date': ('django.db.models.fields.CharField', [], {'max_length': '128', 'null': 'True', 'blank': 'True'}),

            'duration': ('django.db.models.fields.IntegerField', [], {'null': 'True'}),

            'element_id': ('django.db.models.fields.CharField', [], {'max_length': '1024'}),

            'ensemble_id': ('django.db.models.fields.CharField', [], {'max_length': '1024'}),

            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),

            'iri_id': ('django.db.models.fields.CharField', [], {'max_length': '1024'}),

            'project_id': ('django.db.models.fields.CharField', [], {'max_length': '1024', 'null': 'True', 'blank': 'True'}),

            'project_obj': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['ldt_utils.Project']", 'null': 'True'}),

            'start_ts': ('django.db.models.fields.IntegerField', [], {'null': 'True'}),

            'tags': ('tagging.fields.TagField', [], {'max_length': '2048', 'null': 'True'}),

            'title': ('django.db.models.fields.CharField', [], {'max_length': '2048', 'null': 'True', 'blank': 'True'})

        }

    }

    complete_apps = ['ldt_utils']