Moh*_* CH 1 python django ajax python-3.x django-rest-framework
当我尝试提交使用 DRF API 的 ajaxified 表单时,我进入浏览器控制台!
POST http://localhost:8000/api/texts/ 403(禁止)
这是我的 html 文件:
<form id="text-form" method="POST" action="">
<input type="text" name="title" placeholder="Title" class="form-control mb-3 pb-2"
maxlength="200" required id="title">
<input type="date" name="deadline" placeholder="Deadline" autocomplete="off"
class="form-control mb-3" id="myflatpickr">
<textarea name="requirements" cols="40" rows="4"
placeholder="requirements"
class="form-control col mt-3" maxlength="200" required id="requirements"></textarea>
<textarea name="document" cols="40" rows="10"
placeholder="document"
id="editor" class="form-control" required></textarea>
<button type="submit">Submit</button>
</form>
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这是我的 JavaScript 文件
$("#text-form").submit(function (event) {
event.preventDefault();
$textData = $("#text-form").serialize()
$.ajax({
url: "http://localhost:8000/api/texts/",
method: "POST",
data: $textData,
success: function() {
console.log($textData)
},
error: function() {
console.log("there is an error")
}
})
});
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在序列化器.py中:
from django.contrib.auth import get_user_model
from django.contrib.auth.password_validation import validate_password
from rest_framework import serializers
from .models import *
class TextSerializer(serializers.ModelSerializer):
author = serializers.HiddenField(
default=serializers.CurrentUserDefault()
)
class Meta:
model = Text
fields = '__all__'
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在我的views.py 文件中:
class ApiTextList(generics.ListCreateAPIView):
queryset = Text.objects.all()
serializer_class = TextSerializer
permission_classes = [
permissions.AllowAny
]
class ApiTextDetail(mixins.RetrieveModelMixin,
mixins.UpdateModelMixin,
mixins.DestroyModelMixin,
generics.GenericAPIView):
http_method_names = ['get', 'head']
queryset = Text.objects.all()
serializer_class = TextSerializer
permission_classes = [
permissions.AllowAny
]
def get(self, request, *args, **kwargs):
return self.retrieve(request, *args, **kwargs)
def put(self, request, *args, **kwargs):
return self.update(request, *args, **kwargs)
def delete(self, request, *args, **kwargs):
return self.destroy(request, *args, **kwargs)
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在 urls.py 中
from django.urls import path
from . import views
urlpatterns = [
path('api/texts/', views.ApiTextList.as_view()),
path('api/texts/<int:pk>/', views.ApiTextDetail.as_view()),
]
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注意:当我尝试从 drf 在“localhost:8000/api/texts”中提供的界面添加文本时,我通常添加它
小智 5
现在您已经告诉我们详细信息字段的内容,应该更容易解决您的问题。
Django文档建议您从 cookie 中获取 CSRF 令牌。
它甚至为您提供了以下功能来执行此操作:
function getCookie(name) {
let cookieValue = null;
if (document.cookie && document.cookie !== '') {
const cookies = document.cookie.split(';');
for (let i = 0; i < cookies.length; i++) {
const cookie = cookies[i].trim();
// Does this cookie string begin with the name we want?
if (cookie.substring(0, name.length + 1) === (name + '=')) {
cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
break;
}
}
}
return cookieValue;
}
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然后,您可以通过添加这两行来轻松调整自己的代码:
$("#text-form").submit(function (event) {
event.preventDefault();
const csrftoken = getCookie('csrftoken'); // HERE: get the token
$textData = $("#text-form").serialize()
$.ajax({
url: "http://localhost:8000/api/texts/",
method: "POST",
data: $textData,
headers:{"X-CSRFToken": csrftoken }, // HERE: add it to the request header
success: function() {
console.log($textData)
},
error: function() {
console.log("there is an error")
}
})
});
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如果这不起作用,请检查您是否正确使用了会话身份验证。
为了回答您的其他询问,您的注册视图在没有 CSRF 令牌的情况下工作是正常的:在 DRF 中,只有您需要进行身份验证的视图才需要它。
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