我是Django的新手,我在使用ModelForm处理图片上传时遇到了一个问题。我的模型如下:
class Project(models.Model):
name = models.CharField(max_length=100)
description = models.CharField(max_length=2000)
startDate = models.DateField(auto_now_add=True)
photo = models.ImageField(upload_to="projectimg/", null=True, blank=True)
模型形式如下:
class AddProjectForm(ModelForm):
class Meta:
model = Project
widgets = {
'description': Textarea(attrs={'cols': 80, 'rows': 50}),
}
fields = ['name', 'description', 'photo']
View函数是:
def addProject(request, template_name):
if request.method == 'POST':
addprojectform = AddProjectForm(request.POST,request.FILES)
print addprojectform
if addprojectform.is_valid():
newproject = addprojectform.save(commit=False)
print newproject
print request.FILES
newproject.photo = request.FILES['photo']
newproject.save()
print newproject.photo
else:
addprojectform = AddProjectForm()
newProposalNum = projectProposal.objects.filter(solved=False).count()
return render(request, template_name, {'addprojectform':addprojectform,
'newProposalNum':newProposalNum})
模板为:
<form class="bs-example form-horizontal" method="post" action="">{% csrf_token %}
<h2>Project Name</h2><br>
{{ addprojectform.name }}<br>
<h2>Project Description</h2>
{{ addprojectform.description }}<br>
<h2>Image Upload</h2><br>
{{ addprojectform.photo }}<br>
<input type="submit" class="btn btn-success" value="Add Project">
</form>
有没有人可以帮我,或者你能举一个图片上传的例子吗?谢谢!
发布于 2013-10-28 23:49:46
好的,谢谢大家。我发现自己犯了一个愚蠢的错误。我应该在<form>
中添加enctype="multipart/form-data"
,否则它不会上传文件。
发布于 2013-10-28 22:07:05
您不需要将newproject.photo
设置为request.FILES['photo']
(实际上,这可能会破坏您的代码)。只需使用addprojectform.save()
而不是newproject = addprojectform.save(commit=False)
保存addprojectform
即可。点击此处查看更多信息:https://docs.djangoproject.com/en/1.5/topics/http/file-uploads/#handling-uploaded-files-with-a-model
https://stackoverflow.com/questions/19628979
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