def home():
"""Default home route with conversion form"""
form = CurrencyForm()
if form.validate_on_submit():
session.clear()
convert_from = form.convert_from.data.upper()
convert_to = form.convert_to.data.upper()
amount = form.amount.data
cc = CurrencyCodes()
for curr in (convert_from, convert_to):
if not cc.get_currency_name(curr):
flash(f'Incorrect currency code: {curr}', 'error')
return redirect(url_for('home'))
if amount < 1:
flash('Not a valid amount', 'error')
return redirect(url_for('home'))
symbol = cc.get_symbol(convert_to)
cr = CurrencyRates()
session['symbol'] = symbol
session[
'amount'] = f"{cr.convert(convert_from, convert_to, amount):.2f}"
return redirect(url_for('converted'))
else:
return render_template('home.html', form=form)
def currency_add(request):
if request.method == 'POST':
form = CurrencyForm(request.POST)
p_sn = generate_sn(prefix = 'CR')
if form.is_valid():
p = form.save(commit=False)
p.sn = p_sn
p.save()
serializer = JSONSimpleSerializer()
return HttpResponse(serializer.serialize([p,], use_natural_foreign_keys=True))
else:
form = CurrencyForm()
return render_to_response('modal/main_form.html',{'action':'Add', 'module':module, 'form': form},context_instance=RequestContext(request))
def currency_update(request):
if request.method == 'POST':
postdata = request.POST.copy()
try:
p = Currency.objects.get(sn=postdata.pop('sn')[0])
except Currency.DoesNotExist:
raise Http404(module + ' not found')
form = CurrencyForm(postdata, instance=p)
print form.errors
if form.is_valid():
p_saved = form.save()
serializer = JSONSimpleSerializer()
return HttpResponse(serializer.serialize([p_saved,]))
else:
return HttpResponse('Invalid request.')
def index(request):
form = CurrencyForm()
context = {'form': form}
return render(request, 'exchanger/index.html', context)