本文整理汇总了Python中django.contrib.admin.exceptions.DisallowedModelAdminToField方法的典型用法代码示例。如果您正苦于以下问题：Python exceptions.DisallowedModelAdminToField方法的具体用法？Python exceptions.DisallowedModelAdminToField怎么用？Python exceptions.DisallowedModelAdminToField使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类django.contrib.admin.exceptions的用法示例。
在下文中一共展示了exceptions.DisallowedModelAdminToField方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: _delete_view
# 需要导入模块: from django.contrib.admin import exceptions [as 别名]
# 或者: from django.contrib.admin.exceptions import DisallowedModelAdminToField [as 别名]
def _delete_view(self, request, object_id, extra_context):
"The 'delete' admin view for this model."
opts = self.model._meta
app_label = opts.app_label
to_field = request.POST.get(TO_FIELD_VAR, request.GET.get(TO_FIELD_VAR))
if to_field and not self.to_field_allowed(request, to_field):
raise DisallowedModelAdminToField("The field %s cannot be referenced." % to_field)
obj = self.get_object(request, unquote(object_id), to_field)
if not self.has_delete_permission(request, obj):
raise PermissionDenied
if obj is None:
return self._get_obj_does_not_exist_redirect(request, opts, object_id)
using = router.db_for_write(self.model)
# Populate deleted_objects, a data structure of all related objects that
# will also be deleted.
(deleted_objects, model_count, perms_needed, protected) = get_deleted_objects(
[obj], opts, request.user, self.admin_site, using)
if request.POST and not protected: # The user has confirmed the deletion.
if perms_needed:
raise PermissionDenied
obj_display = str(obj)
attr = str(to_field) if to_field else opts.pk.attname
obj_id = obj.serializable_value(attr)
self.log_deletion(request, obj, obj_display)
self.delete_model(request, obj)
return self.response_delete(request, obj_display, obj_id)
object_name = str(opts.verbose_name)
if perms_needed or protected:
title = _("Cannot delete %(name)s") % {"name": object_name}
else:
title = _("Are you sure?")
context = dict(
self.admin_site.each_context(request),
title=title,
object_name=object_name,
object=obj,
deleted_objects=deleted_objects,
model_count=dict(model_count).items(),
perms_lacking=perms_needed,
protected=protected,
opts=opts,
app_label=app_label,
preserved_filters=self.get_preserved_filters(request),
is_popup=(IS_POPUP_VAR in request.POST or
IS_POPUP_VAR in request.GET),
to_field=to_field,
)
context.update(extra_context or {})
return self.render_delete_form(request, context) 示例2: _delete_view
# 需要导入模块: from django.contrib.admin import exceptions [as 别名]
# 或者: from django.contrib.admin.exceptions import DisallowedModelAdminToField [as 别名]
def _delete_view(self, request, object_id, extra_context):
"The 'delete' admin view for this model."
opts = self.model._meta
app_label = opts.app_label
to_field = request.POST.get(TO_FIELD_VAR, request.GET.get(TO_FIELD_VAR))
if to_field and not self.to_field_allowed(request, to_field):
raise DisallowedModelAdminToField("The field %s cannot be referenced." % to_field)
obj = self.get_object(request, unquote(object_id), to_field)
if not self.has_delete_permission(request, obj):
raise PermissionDenied
if obj is None:
return self._get_obj_does_not_exist_redirect(request, opts, object_id)
# Populate deleted_objects, a data structure of all related objects that
# will also be deleted.
deleted_objects, model_count, perms_needed, protected = self.get_deleted_objects([obj], request)
if request.POST and not protected: # The user has confirmed the deletion.
if perms_needed:
raise PermissionDenied
obj_display = str(obj)
attr = str(to_field) if to_field else opts.pk.attname
obj_id = obj.serializable_value(attr)
self.log_deletion(request, obj, obj_display)
self.delete_model(request, obj)
return self.response_delete(request, obj_display, obj_id)
object_name = str(opts.verbose_name)
if perms_needed or protected:
title = _("Cannot delete %(name)s") % {"name": object_name}
else:
title = _("Are you sure?")
context = {
**self.admin_site.each_context(request),
'title': title,
'object_name': object_name,
'object': obj,
'deleted_objects': deleted_objects,
'model_count': dict(model_count).items(),
'perms_lacking': perms_needed,
'protected': protected,
'opts': opts,
'app_label': app_label,
'preserved_filters': self.get_preserved_filters(request),
'is_popup': IS_POPUP_VAR in request.POST or IS_POPUP_VAR in request.GET,
'to_field': to_field,
**(extra_context or {}),
}
return self.render_delete_form(request, context) 示例3: _delete_view
# 需要导入模块: from django.contrib.admin import exceptions [as 别名]
# 或者: from django.contrib.admin.exceptions import DisallowedModelAdminToField [as 别名]
def _delete_view(self, request, object_id, extra_context):
"The 'delete' admin view for this model."
opts = self.model._meta
app_label = opts.app_label
to_field = request.POST.get(TO_FIELD_VAR, request.GET.get(TO_FIELD_VAR))
if to_field and not self.to_field_allowed(request, to_field):
raise DisallowedModelAdminToField("The field %s cannot be referenced." % to_field)
obj = self.get_object(request, unquote(object_id), to_field)
if not self.has_delete_permission(request, obj):
raise PermissionDenied
if obj is None:
return self._get_obj_does_not_exist_redirect(request, opts, object_id)
using = router.db_for_write(self.model)
# Populate deleted_objects, a data structure of all related objects that
# will also be deleted.
(deleted_objects, model_count, perms_needed, protected) = get_deleted_objects(
[obj], opts, request.user, self.admin_site, using)
if request.POST and not protected: # The user has confirmed the deletion.
if perms_needed:
raise PermissionDenied
obj_display = force_text(obj)
attr = str(to_field) if to_field else opts.pk.attname
obj_id = obj.serializable_value(attr)
self.log_deletion(request, obj, obj_display)
self.delete_model(request, obj)
return self.response_delete(request, obj_display, obj_id)
object_name = force_text(opts.verbose_name)
if perms_needed or protected:
title = _("Cannot delete %(name)s") % {"name": object_name}
else:
title = _("Are you sure?")
context = dict(
self.admin_site.each_context(request),
title=title,
object_name=object_name,
object=obj,
deleted_objects=deleted_objects,
model_count=dict(model_count).items(),
perms_lacking=perms_needed,
protected=protected,
opts=opts,
app_label=app_label,
preserved_filters=self.get_preserved_filters(request),
is_popup=(IS_POPUP_VAR in request.POST or
IS_POPUP_VAR in request.GET),
to_field=to_field,
)
context.update(extra_context or {})
return self.render_delete_form(request, context)