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from datetime import datetime, date
import random
from django.conf import settings
from header_fotky.models import FotkaUrlVazba
def vzhled(request):
''' Podle casu prida do templatu, zdali je nebo neni noc '''
hodin = datetime.now().hour
if (hodin <= 6) or (hodin >= 20):
noc = True
nedoba = 'den'
doba = 'noc'
else:
noc = False
nedoba = 'noc'
doba = 'den'
url = request.path
fotky = FotkaUrlVazba.objects.exclude(denni_doba=nedoba)
fotka = None
# TODO rychlejší patternmatch?
while (fotka is None) and (url != ''):
presne = fotky.filter(url__exact=url)
if presne.count() > 0:
presne_doba = presne.filter(denni_doba=doba)
if presne_doba.count() > 0:
fotka = random.choice(presne_doba).url_fotky()
else:
fotka = random.choice(presne).url_fotky()
url = url[:-1]
index = url.rfind('/')
if index != -1:
url = url[:index+1]
if fotka is None:
fotka = settings.STATIC_URL + "images/header/vikendovka.jpg"
return {'noc': noc, 'fotka': fotka}