django python中的搜索_字段
例如,我想知道如何使用外键进行搜索django python中的搜索_字段,python,django-admin,Python,Django Admin,例如,我想知道如何使用外键进行搜索 class Product(models.Model): name = models.CharField(max_length = 127) description = models.TextField() code = models.CharField(max_length = 127) def __unicode__(self): return self.name + " - " + self.code
class Product(models.Model):
name = models.CharField(max_length = 127)
description = models.TextField()
code = models.CharField(max_length = 127)
def __unicode__(self):
return self.name + " - " + self.code
class ProductLot(models.Model):
product = models.ForeignKey(Product)
code = models.CharField(max_length = 30)
lot_no = models.CharField(max_length = 30)
location = models.CharField(max_length = 127)
incoming = models.IntegerField()
commited = models.IntegerField()
available = models.IntegerField()
reorder = models.IntegerField()
created_date = models.DateField(auto_now_add=True)
def __unicode__(self):
return self.code + " - " + self.product.name + " - " + self.lot_no
class LotComment(models.Model):
product_lot = models.ForeignKey(ProductLot)
comment_user = models.ForeignKey(User, null=True)
comment_text = models.TextField()
created_date = models.DateField(auto_now_add=True)
def __unicode__(self):
return self.product_lot.product.code + " - " +
self.product_lot.product.name + " - " +
self.product_lot.lot_no + " - " + str(self.created_date)
而不是我的admin.py文件
from CMS.Inventory.models import Product
class padmin(admin.ModelAdmin):
search_fields=['name', 'description', 'code', 'lot_no' ]
admin.site.register(Product, padmin)
但我希望“LotComments”能够使用与“Product”相同的搜索字段,就像代码ect一样
希望我能很好地解释这一点您可以像在Django QuerySet上一样,在admin
search\u字段中指定相关字段搜索。查一下电话号码。对于LotComments
对象,search\u字段
看起来像:
search_fields = ['product_lot__product__name',
'product_lot__product__description',
'product_lot__product__code',
'product_lot__lot_no']
要引用外键,请使用\uuuu
(两个下划线):
对前面的答案进行补充。我想建议
使用此插件添加高级搜索并保存高级搜索支持。
在您的情况下,外键字段也可以映射到名称
class padmin(AdminAdvancedFiltersMixin, admin.ModelAdmin):
advanced_filter_fields = ('name', ('product_lot__product__name', 'Product name'))
class padmin(AdminAdvancedFiltersMixin, admin.ModelAdmin):
advanced_filter_fields = ('name', ('product_lot__product__name', 'Product name'))