def multipartite_view_free_sbol(request):
context = RequestContext(request)
context.update(csrf(request))
if request.method == 'POST':
request_data = request.POST
else:
msg = "To get the sequence you need first to assemble parts"
return HttpResponseBadRequest(msg)
feats = [request_data['vector']]
for k in sorted(request_data.keys()):
if 'part_' in k:
feats.append(request_data[k])
form_class = get_multipartite_free_form(feats)
form = form_class(request_data)
if form.is_valid():
last_feat = Feature.objects.get(uniquename=feats[-1])
last_suffix = last_feat.suffix
if last_suffix == 'CGCT':
protocol_data, part_order = _get_fragments_from_request(request)
assembled_seq = assemble_parts(protocol_data, part_order)
response = HttpResponse(convert_to_sbol(assembled_seq),
content_type='xml/plain')
filename = assembled_seq.name + '.xml'
response['Content-Disposition'] = 'attachment; '
response['Content-Disposition'] += 'filename="{0}"'.format(filename)
return response
return HttpResponseBadRequest('There was an error in the assembly')
def multipartite_view_free(request, form_num):
context = RequestContext(request)
context.update(csrf(request))
if request.method == 'POST':
request_data = request.POST
elif request.method == 'GET':
request_data = request.GET
else:
request_data = None
form = None
user = request.user
if form_num is None:
form = MultipartiteFormFreeInitial()
form.fields['vector'].widget.choices = get_vector_choices(request.user)
context['form_num'] = '1'
else:
if request_data:
feats = [request_data['vector']]
for k in sorted(request_data.keys()):
if 'part_' in k:
feats.append(request_data[k])
form_class = get_multipartite_free_form(feats)
form = form_class(request_data)
if form.is_valid():
last_feat = Feature.objects.get(uniquename=feats[-1])
last_suffix = last_feat.suffix.upper()
if last_suffix == str(Seq(UT_SUFFIX).reverse_complement()):
last_suffix = UT_PREFIX
if last_suffix == 'CGCT':
used_parts = OrderedDict({'Vector': feats[0]})
part_order = []
counters = {}
for feat in feats[1:]:
feat = Feature.objects.get(uniquename=feat)
feat_type = feat.type.name
if feat_type in used_parts:
if feat_type not in counters:
counters[feat_type] = 1
counters[feat_type] += 1
feat_type = '{0}.{1}'.format(feat_type, counters[feat_type])
used_parts[feat_type] = feat.uniquename
part_order.append(feat_type)
return render_to_response('multipartite_free_result.html',
{'used_parts': used_parts,
'multi_type': 'free',
'post_data': form.cleaned_data,
'order': ":".join(part_order)},
context_instance=RequestContext(request))
else:
# add new_field
part_num = len(feats)
feats = Feature.objects.filter(prefix__iexact=last_suffix)
if user.is_staff:
pass
elif user.is_authenticated():
feats = feats.filter(Q(featureperm__owner__username=user) |
Q(featureperm__is_public=True))
else:
feats = feats.filter(featureperm__is_public=True)
feats = feats.exclude(type__name__in=[VECTOR_TYPE_NAME,
TU_TYPE_NAME,
MODULE_TYPE_NAME])
choices = features_to_choices(feats)
form.fields['part_{0}'.format(part_num)] = forms.CharField(max_length=100,
widget=Select(choices=choices),
required=True)
context['form_num'] = str(part_num)
if form is None:
form_class = get_multipartite_free_form()
form = form_class()
context['form_num'] = '1'
context['form'] = form
template = 'multipartite_free_template.html'
content_type = None
return render_to_response(template, context, content_type=content_type)
