def upload(request):
#check whether user id is in request.session dictionary-like object; i.e. user's session is running
if request.session.get('member_id'):
lines = list()
#define state variables as global variables; state variables store the user's form entries and selections
#to be later retrieved using form = UploadForm(initial={'title': title})
global author; global title; global status; global type; global resource; global file_name; global upload_date;
print "before: " + title
if request.method == "POST":
form = UploadForm(request.POST, request.FILES)
if form.is_valid():
cd = form.cleaned_data
handle_uploaded_file(request.FILES['file'])
u1 = User.objects.filter(id=request.session['member_id'])
print u1
print "and "+ str(len(u1))
if u1 and len(u1) == 1:
dashboard = Dashboard(file_field = request.FILES['file']) #upload file directly into db and wait until
#user decides to publish it (see def publish(request) above
dashboard.author = User(id = u1[0].id)
dashboard.title = cd['title']
dashboard.status = cd['status']
dashboard.type = cd['type']
dashboard.resource = cd['resource']
#to keep versioning split name of the file
file_split = str(cd['file']).split('.')
dashboard.file_name = file_split[0] + version_prefix + '.' + file_split[1]
dashboard.upload_date = datetime.datetime.now()
#check whether dashboard already exists and alert user
if Dashboard.objects.filter(author=request.session['member_id']).filter(title__contains=dashboard.title):
author = User(id = u1[0].id)
title = cd['title']
status = cd['status']
type = cd['type']
resource = cd['resource']
file_name = cd['file']
upload_date = datetime.datetime.now()
lines.append("Duplicate dashboard title. Please click 'back' or 'Upload dashboard' "
"and select a different name for dashboard")
return render_to_response('base_upload.html', {'form':form,
'lines':lines}, RequestContext(request))
#if there are no duplicates of dashboard - save it in the database
dashboard.save()
return HttpResponseRedirect('/contact/thanks/')
else:
return HttpResponseRedirect('/contact/error_message/')
else:
form = UploadForm(initial={'title': title, 'status':status, 'type':type, 'resource':resource, 'file':file_name})
return render_to_response('base_upload.html', {'form':form,
'lines':lines}, RequestContext(request))
else:
#redirect template to 'top' frame. Otherwise it will remain in the same frame and each new log in will created '
#nested cascade of frames
return TemplateResponse(request, 'redirect_template.html', {'redirect_url':'/'})
