Python post_migrate.connect函数代码示例

def patch():
    global PATCHED

    post_migrate.connect(_invalidate_on_migration)
    if 'south' in settings.INSTALLED_APPS:
        from south.signals import post_migrate as south_post_migrate
        south_post_migrate.connect(_invalidate_on_migration)

    _patch_cursor()
    _patch_atomic()
    _patch_orm()

    PATCHED = True

                continue

            role.save()
            role.permission_flags.add(permissionflag)
            role.save()

            if verbosity >= 2:
                print "Created new role '%s' for group '%s' and assigned permission '%s'" % (rolename, group.name, permissionflag.name)

# handle both post_syncdb and post_migrate (if south is used)
def syncdb_compat(app_label, handler=None, *args, **kwargs):
    if app_label=='community':
        app = get_app(app_label)
        models = get_models(app)
        handler(app=app, created_models=models, verbosity=1, **kwargs)

def syncdb_compat_init_data(app, *args, **kwargs):
    syncdb_compat(app, handler=init_data, *args, **kwargs)

def syncdb_compat_create_permission_flags(app, *args, **kwargs):
    syncdb_compat(app, handler=create_permission_flags, *args, **kwargs)

if 'south' in settings.INSTALLED_APPS:
    from south.signals import post_migrate
    post_migrate.connect(syncdb_compat_init_data, dispatch_uid="communitytools.sphenecoll.sphene.community.management")
    post_migrate.connect(syncdb_compat_create_permission_flags)
else:
    from django.db.models.signals import post_syncdb
    post_syncdb.connect(init_data, sender=models, dispatch_uid="communitytools.sphenecoll.sphene.community.management")
    post_syncdb.connect(create_permission_flags)

from south.signals import post_migrate


def update_permissions(**kwargs):
    import sys
    sys.stdout.write("If there are new content types or permissions added, remember to run-> labgeeks update_permissions\n\n")

post_migrate.connect(update_permissions)

    perm, created = Permission.objects.get_or_create(codename='can_view', name='Can View Users', content_type=ct)

    group, created = Group.objects.get_or_create(name='Volunteer')
    if created:
        p = Permission.objects.get(codename='add_userevent')
        group.permissions.add(p)
    group, created = Group.objects.get_or_create(name='Org_Admin')
    if created:
        p = Permission.objects.get(codename='add_organization')
        group.permissions.add(p)
    group, created = Group.objects.get_or_create(name='NHS_Admin')
    if created:
        p = Permission.objects.get(codename='can_view')
        group.permissions.add(p)
    if not SiteSettings.objects.exists():
        settings = SiteSettings(site=Site.objects.get(pk=1), candidate_leadership_hours=50, 
            candidate_service_hours=100, member_service_hours=6).save()

def create_userprof(sender, instance, created, **kwargs):
    """for when the user is created on the first syncdb"""
    if created and instance.is_superuser:
        try:
            up = instance.user_profile
        except ObjectDoesNotExist:
            UserProfile(user=instance, email_valid=True, grad_class=2000, membership_status='MEM').save()

#post_migrate.connect(add_user_permissions, sender=auth_models)
post_migrate.connect(add_groups)
post_save.connect(create_userprof, sender=User, dispatch_uid="create_userprof")

# register a signal do update permissions every migration.
# This is based on app django_extensions update_permissions command
from south.signals import post_migrate
 
def update_permissions_after_migration(app,**kwargs):
    """
    Update app permission just after every migration.
    This is based on app django_extensions update_permissions management command.
    """
    import settings
    from django.db.models import get_app, get_models
    from django.contrib.auth.management import create_permissions
     
    create_permissions(get_app(app), get_models(), 2 if settings.DEBUG else 0)
     
post_migrate.connect(update_permissions_after_migration)

# coding: utf-8

from south.signals import post_migrate, pre_migrate

from new_django_project._lib.db import load_customized_sql

pre_migrate.connect(load_customized_sql(name='pre_migrate'), weak=False)
post_migrate.connect(load_customized_sql(name='post_migrate'), weak=False)

    # Remove all social auth associations
    user.social_auth.all().delete()


@receiver(post_syncdb)
def sync_create_groups(sender, app, **kwargs):
    '''
    Create groups on syncdb.
    '''
    if (app == 'accounts'
            or getattr(app, '__name__', '') == 'weblate.accounts.models'):
        create_groups(False)

if 'south' in settings.INSTALLED_APPS:
    from south.signals import post_migrate
    post_migrate.connect(sync_create_groups)


@receiver(post_save, sender=User)
def create_profile_callback(sender, instance, created=False, **kwargs):
    '''
    Automatically adds user to Users group.
    '''
    if created:
        # Add user to Users group if it exists
        try:
            group = Group.objects.get(name='Users')
            instance.groups.add(group)
        except Group.DoesNotExist:
            pass

def _migrate_perms(*args, **kwargs):
    """
    Ensure that all declared permissions on a model have been installed once
    South migrations have been run.
    """
    import sys
    from django.contrib.auth.models import Permission
    from django.contrib.contenttypes.models import ContentType
    from django.db.models import get_app, get_models

    for model in get_models(get_app(kwargs['app'])):
        content_type = ContentType.objects.get_for_model(model)
        for codename, name in model._meta.permissions:
            perm, created = Permission.objects.get_or_create(
                content_type=content_type,
                codename=codename,
                defaults={
                    'name': name
                }
            )
            if created:
                sys.stdout.write(
                    "Installed new permission {app_label}.{codename}\n".format(
                        app_label=model._meta.app_label,
                        codename=codename
                    )
                )

post_migrate.connect(_migrate_perms)

            sync_docs.copy_designs(
                db=self.db(app_label),
                design_name=app_label,
                temp=temp,
                delete=delete,
            )


def get_preindex_plugins():
    return PREINDEX_PLUGINS.values()


def catch_signal(app, **kwargs):
    """Function used by syncdb signal"""
    app_name = app.__name__.rsplit('.', 1)[0]
    app_label = app_name.split('.')[-1]
    if app_label in PREINDEX_PLUGINS:
        PREINDEX_PLUGINS[app_label].sync_design_docs()


signals.post_syncdb.connect(catch_signal)

# and totally unrelatedly...


def sync_south_app(app, **kwargs):
    syncdb(get_app(app), None, **kwargs)


post_migrate.connect(sync_south_app)

        if os.path.isfile(theme_info_file):
            config = ConfigParser.ConfigParser()
            config.read(theme_info_file)
            default = ConfigParser.DEFAULTSECT
            theme_name = config.get(default, 'name', self.directory_name)
            theme_description = config.get(default, 'description', '')
        else:
            theme_name = self.directory_name
            theme_description = ''
        self.name = theme_name
        self.description = theme_description
        if commit:
            self.save()


def post_save_handler(sender, instance, **kwargs):
    if instance.active:
        for theme in Theme.objects.filter(active=True).exclude(id=instance.id):
            theme.active = False
            theme.save()
        Theme.objects.clear_cache()


def check_for_themes(sender, **kwargs):
    from merengue.theming.checker import check_themes
    check_themes()


signals.post_save.connect(post_save_handler, sender=Theme)
post_migrate.connect(check_for_themes)

# coding:utf-8
from django.contrib.contenttypes.models import ContentType
from django.db.models import signals
from django.utils.encoding import smart_unicode
from django.conf import settings

def update_contenttypes(app, **kwargs):
    #No post_syncdb o app é um object, já no post_migrate é uma string
    if not isinstance(app, str):
        app = app.__name__.split('.')[-2]

    for ct in ContentType.objects.filter(app_label=app):
        try:
            name = smart_unicode(ct.model_class()._meta.verbose_name_raw)
            if ct.name != name:
                print "Updating ContentType's name: '%s' -> '%s'" % (ct.name, name)
                ct.name=name
                ct.save()
        except: pass

# Se tiver a aplicação south no INSTALLED_APPS,
# ele conecta o update_contenttypes ao post_migrate
if 'south' in settings.INSTALLED_APPS:
    from south.signals import post_migrate
    post_migrate.connect(update_contenttypes)

signals.post_syncdb.connect(update_contenttypes)

        password='',
        first_name='Guest',
        last_name='McGuesterson',
      )
      user.set_unusable_password()
      user.save()
      member = Member.objects.get(user=user)
      member.hidden = True
      member.save()
  else:
    user = User.objects.get(id=settings.ANONYMOUS_USER_ID)
  try:
    member = user.member
  except Member.DoesNotExist:
    user.member, created = Member.objects.get_or_create(user=user)
    user.save()
  return user

post_save.connect(create_member, sender=AnonymousUser)
post_save.connect(create_rank, sender=AuthenticatedUserGroup)

def ensure_auth_objects(*args, **kwargs):
  try:
    get_anonymous_user()
    get_authenticated_user_group()
  except:
    pass

post_migrate.connect(ensure_auth_objects)
post_syncdb.connect(ensure_auth_objects)

    callback = models.TextField()

    def __unicode__(self):
        return "Achievement(%s, %s)" % (self.name, self.bonus)


class UserAchievement(models.Model):
    user = models.ForeignKey(User)
    achievement = models.ForeignKey(Achievement, related_name="userachievements")
    registered_at = models.DateTimeField(auto_now_add=True)


class AchievementEngineConf(AppConf):
    """ Configuration class used by Django AppConf to ease the setup"""
    USE_CELERY = False
    CLASSES = []

    class Meta:
        prefix = 'achievement'

    #def configure_classes(self, value):
    #    pass

# connect to the end of the syncdb command signal to reload achievements at that time.
if 'south' in settings.INSTALLED_APPS:
    from south.signals import post_migrate
    post_migrate.connect(load_classes)
else:
    from django.db.models.signals import post_syncdb
    post_syncdb.connect(load_classes)

from django.db import connection

from south import migration
from south.signals import post_migrate

from boris import reporting


# Get a list of all the apps that use migrations.
APPS_TO_WAIT_FOR = map(methodcaller('app_label'), migration.all_migrations())


def install_views(app, **kwargs):
    global APPS_TO_WAIT_FOR

    APPS_TO_WAIT_FOR.remove(app)

    if len(APPS_TO_WAIT_FOR) == 0:
        print "Installing reporting views ..."

        cursor = connection.cursor()
        sql_file = open(join(dirname(reporting.__file__), 'sql', 'reporting-views.mysql.sql'), 'r')

        try:
            cursor.execute(sql_file.read())
        finally:
            sql_file.close()


post_migrate.connect(install_views)

    auth = resource._meta.authorization
    content_type = ContentType.objects.get_for_model(resource._meta.queryset.model)
    if isinstance(auth, SpiffAuthorization):
      conditions = auth.conditions()
      operations = auth.operations()
      if len(conditions) == 0:
        conditions = (None,)

      for condition in conditions:
        for operation in operations:
          # build our permission slug
          if condition:
            codename = "%s_%s_%s" % (operation[0], condition[0], content_type.model)
            name = "Can %s %s, when %s" % (operation[1], content_type.name,
                condition[1])
          else:
            codename = "%s_%s" % (operation[1], content_type.model)
            name = "Can %s %s" % (operation[1], content_type.name)

          # if it doesn't exist..
          if not Permission.objects.filter(content_type=content_type, codename=codename):
            # add it
            Permission.objects.create(content_type=content_type,
                                      codename=codename,
                                      name=name[:49])
            funcLog().debug("Created permission %s.%s (%s)", content_type.app_label, codename, name)

# check for all our view permissions after a syncdb
post_migrate.connect(add_resource_permissions)
post_syncdb.connect(add_resource_permissions)