我正在使用js插件上传图片，这是我第一次从插件中选择图片时提交表单。问题是我第一次选择该图像，但随后我不想要该图像，而是再次单击该图像以上传另一张图像，该表单未通过验证且无法提交。
views.py
class SelectObituaryView(LoginRequiredMixin, TemplateView):
template_name = "website/obituary_select.html"
def get_context_data(self, **kwargs):
context = super(SelectObituaryView, self).get_context_data(**kwargs)
church_id = self.request.session.get('church_id', None)
if church_id:
samples = ObituarySample.objects.filter(organization__id=church_id)
context['obituary_samples'] = samples
context['church_cover'] = self.request.session.get('church_cover', None)
return context
@transaction.atomic
def post(self, request):
print("Entered function")
try:
data = request.POST.copy()
data['organization'] = request.session.get('church_id', None)
data['slug'] = data['name'].replace(' ', '-')
data['funeral_time'] = data['funeral_time'].replace(" ", "")
data['viewing_time'] = data['viewing_time'].replace(" ", "")
if len(request.FILES.getlist('gallery')) > 10:
messages.error(request, "Max gallery images limit exceeded.")
return HttpResponseRedirect(
reverse('obituary:create', kwargs={'sample_obituary_id': request.POST.get('obituary_sample')}))
obituary_form = ObituaryForm(data=data, files=request.FILES)
# print("obituary form data",data)
print("before is valid")
if obituary_form.is_valid():
print("Inside is_valid")
obituary_instance = obituary_form.save(commit=False)
obituary_instance.image = obituary_instance.obituary_sample.background
obituary_instance.user = request.user
obituary_instance.save()
obituary_instance.update_slug_with_id()
#override profile_image
#imageName = os.path.basename(obituary_instance.profile_image.path)
imgArr = os.path.split(obituary_instance.profile_image.path)
image_data = request.POST['profile_image1']
b = json.loads(image_data)
head, data = b["output"]["image"].split(',')
binary_data = a2b_base64(data)
print(binary_data)
with open(obituary_instance.profile_image.path, 'wb+') as fh:
myfile = File(fh)
myfile.write(binary_data)
imprinted_image_path = apps.obituary.utils.imprint(obituary_instance, obituary_instance.obituary_sample)
# Save imprinted image in db
with open(imprinted_image_path, 'rb') as f:
data = f.read()
file_postfix = datetime.now().strftime("%Y%m%d-%H%M%S")
obituary_instance.image.save("%s%s.jpg" % ('obituary', file_postfix), ContentFile(data))
for gallery_image in request.FILES.getlist('gallery'):
GalleryImage.objects.create(obituary=obituary_instance, image=gallery_image)
return HttpResponseRedirect(reverse('obituary:preview', kwargs={'obituary_id': obituary_instance.id}))
else:
print("else")
messages.error(request, constants.OPERATION_UNSUCCESSFUL)
return HttpResponseRedirect(
reverse('obituary:create', kwargs={'sample_obituary_id': request.POST.get('obituary_sample')}))
except Exception as e:
print(e)
print("except")
messages.error(request, "Unable to create, Please try again.")
return HttpResponseRedirect(
reverse('obituary:create', kwargs={'sample_obituary_id': request.POST.get('obituary_sample')}))
html
{% extends "website/base.html" %}
{% load static %}
{% block javascript %}
<script>
// Submit post on submit
{# $('#create_obit').on('submit', function(event){#}
{# event.preventDefault();#}
{# alert("Aamixsh");#}
{# });#}
$("#create_obit").submit(function(evt){
//evt.preventDefault();
if($(this).find('input[name="profile_image"]').val() != "") {
$(this).find('input[name="profile_image"]').attr('name','profile_image1');
$(this).find(".slim").find('input[type="file"]').attr('name','profile_image');
return true;
}
});
$(document).ready(function(){
$('input[type="text"]').attr( 'autocomplete', 'off' );
$('.dateReadonly').attr( 'readonly', 'true' );
});
</script>
{% endblock %}
{% block body_block %}
<!-- Banner Area Start -->
<div class="banner-area">
<div class="overlay"></div>
<div class="img-holder">
<div class="holder"><img src="{{ church_cover }}" alt=""></div>
</div>
<div class="caption">
<div class="holder">
<div class="container">
<div class="row">
<div class="col-lg-12 col-md-12 col-sm-12 col-xs-12">
<div class="banner">
<h2>Fill in Loved Ones Details</h2>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<div class="section-space">
<div class="container">
<div class="row">
<div class="col-xs-12">
<div class="row">
<h3 class="heading-title">Create an Obituary</h3>
<form class="setting-form" id="create_obit" action="{% url 'obituary:select' %}" method="post" enctype="multipart/form-data">
{% csrf_token %}
<fieldset>
<div class="col-xs-12">
<div class="row">
<div class="col-sm-6">
<div class="form-group">
Name: <input type="text" maxlength="50" name="name" placeholder="Name*" class="form-control input-field" required>
</div>
</div>
<div class="col-sm-6">
<div class="form-group">
Funeral Address: <input type="text" maxlength="50" name="address" placeholder="Funeral Address*" class="form-control input-field" required>
</div>
</div>
</div>
<div class="row">
<div class="col-sm-6">
<div class="form-group">
Date of Birth: <input type="text" id="datepicker1" name="date_of_birth" placeholder="Date of Birth*" class="dateReadonly form-control input-field" required>
</div>
</div>
<div class="col-sm-6">
<div class="form-group">
Date of Death: <input type="text" id="datepicker2" name="date_of_death" placeholder="Date of Death*" class="dateReadonly form-control input-field" required>
</div>
</div>
</div>
<div class="row">
<div class="col-sm-6">
<div class="form-group">
Funeral Date: <input type="text" name="funeral_date" id="datepicker3" placeholder="Funeral Date*" class="dateReadonly form-control input-field" required>
</div>
</div>
<div class="col-sm-6">
<div class="form-group">
Funeral Time: <input type="text" name="funeral_time" id="timepicker" placeholder="Funeral Time*" class="form-control input-field" required>
</div>
</div>
</div>
<div class="row">
<div class="col-sm-6">
<div class="form-group">
Surviving Family: <input type="text" maxlength="100" name="family_info" placeholder="spouse Mary Louise, and sons Joe, Ed, and Tim, etc. (Max Limit: 100 Characters)" class="form-control input-field" required>
</div>
</div>
<div class="col-sm-6">
<div class="form-group">
Ways To Contribute: <input type="text" maxlength="40" name="memorial_donation_info" placeholder="e.g. Donation url or other Information* (Max Limit: 40 Characters)" class="form-control input-field" >
</div>
</div>
</div>
<div class="row">
<div class="col-sm-6">
<div class="form-group">
Viewing Date: <input type="text" name="viewing_date" id="datepicker4" placeholder="Viewing Date*" class="dateReadonly form-control input-field" required>
</div>
</div>
<div class="col-sm-6">
<div class="form-group">
Viewing Time: <input type="text" name="viewing_time" id="timepicker2" placeholder="Viewing Time*" class="form-control input-field" required>
</div>
</div>
</div>
<div class="row">
<div class="col-sm-6">
<div class="form-group">
Viewing Address: <input type="text" maxlength="50" name="viewing_address" placeholder="Viewing Address*" class="form-control input-field" required>
</div>
</div>
</div>
<div class="row">
<div class="col-sm-12">
<div class="form-group">
Message: <textarea maxlength="500" name="message" id="" cols="30" rows="10" class="form-control input-field" placeholder="Message* (Max Limit: 500 Characters)" required></textarea>
</div>
</div>
</div>
<input type="hidden" name="obituary_sample" value="{{ obituary_form.obituary_sample.value }}" />
</div>
<div class="col-sm-12">
<h3>Upload Obituary Photo</h3>
<div class = "form-group">
Maximum image size is 8 MB. You can rotate and crop the uploaded image by using the control buttons at the bottom of the image.
<!-- original <input type="file" name="profile_image" placeholder="Obituary Image*" class="form-control input-field" required> -->
<input type="file" name="profile_image" placeholder="Obituary Image*" class="slim" required>
</div>
</div>
<div class="col-xs-12">
<h3>Upload Gallery Photos</h3>
<div class="dropzone" id="my-awesome-dropzone">
<div class="fallback">
(Maximum image size should be 8 MB)
<input type="file" name="gallery" multiple class="form-control input-field"/>
</div>
</div>
</div>
<div class="row">
<div class="col-sm-12">
<div class="form-group">
<input type="checkbox" onchange="document.getElementById('create').disabled = !this.checked;" /> I understand, that the obituary cannot be edited once paid for!
</div>
</div>
</div>
<div class="col-xs-12">
<div class="form-group">
<button type="submit" id="create" class="btn send-btn" disabled>Create</button>
</div>
</div>
</fieldset>
</form>
</div>
</div>
</div>
</div>
</div>
{% endblock %}