0
我只是試圖用Django練習。我試圖做一個簡單的應用程序,它允許您上傳圖像並返回它的像素化版本。 我有兩個視圖:一個顯示錶單,一個處理圖像並返回結果。 問題是提出'禁止(403)'而不是結果。給出失敗的原因:CSRF令牌丟失或不正確。Django:困擾uploadind和處理圖像(CSRF令牌丟失或不正確)
urls.py
from django.conf.urls import url
from . import views
urlpatterns = [
url(r'^$', views.index, name='index'),
url(r'^result/$', views.pixelate, name='pixelate')
]
views.py
from django.http import HttpResponse
from django.shortcuts import render_to_response
from .forms import UploadImageForm
from .pixelate import pixelate_image
def index(request):
form = UploadImageForm()
return render_to_response('pixelate/index.html', {'form': form})
def pixelate(request):
form = UploadImageForm(request.POST, request.FILES)
if form.is_valid():
response = HttpResponse(content_type='image/png')
response['Content-Disposition'] = 'filename="image.png"'
img = pixelate_image(request.FILES['image'])
response.write(img)
return response
pixelate.py
from PIL import Image
from io import BytesIO
def pixelate_image(img, pixelSize=9):
buffer = BytesIO()
p = Image(buffer)
image = p.open(img)
image = image.resize((image.size[0]/pixelSize, image.size[1]/pixelSize), Image.NEAREST)
image = image.resize((image.size[0]*pixelSize, image.size[1]*pixelSize), Image.NEAREST)
image.save()
final_image = buffer.getvalue()
buffer.close()
return final_image
forms.py
from django import forms
class UploadImageForm(forms.Form):
image = forms.ImageField()
的index.html
<form action="{% url 'pixelate:pixelate' %}" method="post">
{% csrf_token %}
{{ form }}
<input type="submit" value="Submit" />
</form>
就試了一下。不幸的是,它仍然引發同樣的錯誤「CSRF令牌丟失或不正確」。 – ndrbrt
你在request.POST中得到了什麼? – EchoUA
我該如何檢查? – ndrbrt