[英]Compare context variable django
How can I compare context variable in Django?如何比较 Django 中的上下文变量? I want to compare the name that I have saved in my model with
request.user
我想将我保存在 model 中的名称与
request.user
进行比较
{% if user %}
{% for x in user %}
{% ifequal x request.user %}
<h1>working</h1>
{% else %}
<h1>false</h1>
{% endifequal %}
{% endfor %}
{% endif %}
I want the following comparison: {{x}} == {{request.user}}
我想要以下比较:
{{x}} == {{request.user}}
Context dict上下文字典
{"user": Prod.objects.filter().values_list('name', flat=True)}
User is here for example admin
and request.user is also admin
用户在这里例如
admin
和 request.user 也是admin
My model:我的 model:
class Prod(models.Model):
description = models.CharField(max_length=300)
price = models.DecimalField(max_digits=6, decimal_places=2)
name = models.ForeignKey(User, on_delete=models.CASCADE)
I am using a context processor in the base.html我在 base.html 中使用上下文处理器
from farmer_page.models import Prod
def context_variable(request):
# .values_list('name', flat=True)
return {"user": Prod.objects.filter()}
Use if template tag in your templates:在模板中使用if 模板标签:
{% if x == request.user %}
{% if user %}
{% for x in user %}
{% if x.name == request.user %}
<h1>working</h1>
{% else %}
<h1>false</h1>
{% endif %}
{% endfor %}
{% endif %}
Context dict:上下文字典:
{"user": Prod.objects.filter(condition)}
template模板
{% if request.user in user %}
<h1>success</h1>
{% else %}
<h1>failed</h1>
{% endif %}
---------Edit---------- - - - - -编辑 - - - - -
Always use related name in Foreign key始终在外键中使用相关名称
class Prod(models.Model):
.
.
name = models.ForeignKey(User, on_delete=models.CASCADE, related_name='user_name')
views.py视图.py
{"user": Prod.objects.filter(condition)}
html template html模板
{% if request.user.user_name in user %}
<h1>success</h1>
{% else %}
<h1>failed</h1>
{% endif %}
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