[英]django-import-export :ForeignKey with many fields
我只需要从我的管理员导出数据。 我的代码现在看起来像:
models.py
from django.db import models
from services.models import Services,PromoCodes,CauseOfReservedPromocodes
# Create your models here.
class User(models.Model):
name=models.CharField(max_length=200)
surname=models.CharField(max_length=200)
email=models.EmailField()
password=models.CharField(max_length=200)
telephone=models.PositiveIntegerField(max_length=12,blank=True,null=True)
userRequest=models.ForeignKey('UsersRequests', blank=True, null=True, on_delete=models.CASCADE)
def __str__(self):
return self.name + " " + self.surname
class UsersRequests(models.Model):
date = models.DateField()
requestChannel = models.CharField(max_length=30)
problem = models.CharField(max_length=200)
solution = models.CharField(max_length=200)
def __unicode__(self):
return str(self.date) + " " + str(self.requestChannel) + " " + str(self.problem) + " " + str(self.solution)
我的 admin.py 是:
from django.contrib import admin
from .models import User,UsersRequests
from import_export import resources, widgets, fields
from import_export.admin import ImportExportModelAdmin,ExportMixin
class UsersResource(resources.ModelResource):
class Meta:
model = User
fields = ('id', 'name', 'email', 'telephone', 'userRequest')
class UserAdmin(ImportExportModelAdmin):
resource_class = UsersResource
@admin.register(User)
class UserAdmin(ImportExportModelAdmin):
search_fields = ('name', 'surname', 'email', 'telephone')
我尽一切努力让 userRequest 工作,但它只发送整数 - userRequest 的 id。 如何从类 UsersRequests(models.Model) 中获取完整数据?
您应该准确指向所有相关字段,例如:
class UsersResource(resources.ModelResource):
class Meta:
model = User
fields = ('id', 'name', 'email', 'telephone',
'userRequest__date', 'userRequest__problem')
@admin.register(User)
class UserAdmin(ImportExportModelAdmin):
resource_class = UsersResource
search_fields = ('name', 'surname', 'email', 'telephone')
等等
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