Django 文件上传大小限制 [英] Django File upload size limit
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问题描述
I have a form in my django app where users can upload files.
How can i set a limit to the uploaded file size so that if a user uploads a file larger than my limit the form won't be valid and it will throw an error?
解决方案
This code might help:
# Add to your settings file
CONTENT_TYPES = ['image', 'video']
# 2.5MB - 2621440
# 5MB - 5242880
# 10MB - 10485760
# 20MB - 20971520
# 50MB - 5242880
# 100MB 104857600
# 250MB - 214958080
# 500MB - 429916160
MAX_UPLOAD_SIZE = "5242880"
#Add to a form containing a FileField and change the field names accordingly.
from django.template.defaultfilters import filesizeformat
from django.utils.translation import ugettext_lazy as _
from django.conf import settings
def clean_content(self):
content = self.cleaned_data['content']
content_type = content.content_type.split('/')[0]
if content_type in settings.CONTENT_TYPES:
if content._size > settings.MAX_UPLOAD_SIZE:
raise forms.ValidationError(_('Please keep filesize under %s. Current filesize %s') % (filesizeformat(settings.MAX_UPLOAD_SIZE), filesizeformat(content._size)))
else:
raise forms.ValidationError(_('File type is not supported'))
return content
Taken from: Django Snippets - Validate by file content type and size
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