def update_issue(request, publisher_id, periodical_id, issue_id):
issue = get_object_or_404(Issue, pk=issue_id)
if request.method == 'POST':
form = IssueForm(request.POST, request.FILES, instance=issue)
if form.is_valid():
form.save()
if form.cleaned_data.has_key('file_upload'):
uploaded_file = request.FILES['file_upload']
try:
file_upload = FileUpload.objects.get(
publication_type=Publication.PERIODICAL,
publication_id=issue_id)
pre_filename = file_upload.uploaded_file.name
post_filename = _complete_filename(uploaded_file.name,
pre_filename,
update=True)
except FileUpload.DoesNotExist:
file_upload = FileUpload(publication_type=Publication.PERIODICAL,
publication_id=issue_id)
pre_filename = 'u%s_p%s_s%s' % (request.user.id, periodical_id, issue_id)
post_filename = _complete_filename(uploaded_file.name, pre_filename)
file_upload.uploader = request.user
file_upload.uploaded_file.save(post_filename, uploaded_file)
file_upload.save()
return redirect('publication-show-issue',
publisher_id=publisher_id, periodical_id=periodical_id, issue_id=issue_id)
else:
form = IssueForm(instance=issue, initial={'issue_id': issue_id})
return render(request, 'publication/issue_form.html', {'form': form, 'issue': issue})
def create_issue(request, publisher_id, periodical_id):
periodical = get_object_or_404(Periodical, pk=periodical_id)
if request.method == 'POST':
form = IssueForm(request.POST, request.FILES)
if form.is_valid():
issue = form.save(commit=False)
issue.periodical = periodical
issue.save()
uploaded_file = request.FILES['file_upload']
pre_filename = 'u%d_p%d_s%d' % (request.user.id, periodical.id, issue.id)
post_filename = _complete_filename(uploaded_file.name, pre_filename)
file_upload = FileUpload.objects.create(uploader=request.user,
publication_type=Publication.PERIODICAL,
publication_id=issue.id)
file_upload.uploaded_file.save(post_filename, uploaded_file)
return redirect('publication-show-issue',
publisher_id=publisher_id, periodical_id=periodical_id, issue_id=issue.id)
else:
form = IssueForm()
return render(request, 'publication/issue_form.html', {'form': form, 'periodical': periodical})