# coding:utf-8
from django.shortcuts import get_object_or_404, render
from django.http import HttpResponse, HttpResponseRedirect, HttpResponseForbidden, JsonResponse
from django.urls import reverse
from django.core.exceptions import PermissionDenied, ObjectDoesNotExist
from django.views import generic
from django.utils.translation import ugettext as _
from django.http import Http404,HttpResponseBadRequest,HttpResponseRedirect
from django.db.models import Q
from django.views.decorators.csrf import ensure_csrf_cookie
from django.contrib.auth import authenticate, login, get_user_model, logout
from django.contrib.auth import views as auth_views
from django.contrib.auth.models import User
from django.contrib.auth.mixins import LoginRequiredMixin
from django.db import transaction
from dal import autocomplete
from .models import Problem, Cislo, Reseni, Nastaveni, Rocnik, Soustredeni, Organizator, Resitel, Novinky, Soustredeni_Ucastnici, Pohadka, Tema, Clanek, Osoba, Skola
#from .models import VysledkyZaCislo, VysledkyKCisluZaRocnik, VysledkyKCisluOdjakziva
from . import utils
from .unicodecsv import UnicodeWriter
from .forms import PrihlaskaForm, LoginForm, EditForm
from datetime import timedelta, date, datetime
from django.utils import timezone
from itertools import groupby
import tempfile
import subprocess
import shutil
import os
import os.path as op
from django.conf import settings
import unicodedata
import json
import traceback
import sys
import csv
import logging
def verejna_temata(rocnik):
"""Vrací queryset zveřejněných témat v daném ročníku.
"""
return Problem.objects.filter(typ=Problem.TYP_TEMA, cislo_zadani__rocnik=rocnik, cislo_zadani__verejne_db=True).order_by('kod')
def AktualniZadaniView(request):
nastaveni = get_object_or_404(Nastaveni)
verejne = nastaveni.aktualni_cislo.verejne()
problemy = Problem.objects.filter(cislo_zadani=nastaveni.aktualni_cislo).filter(stav = 'zadany')
ulohy = problemy.filter(typ = 'uloha').order_by('kod')
serialy = problemy.filter(typ = 'serial').order_by('kod')
jednorazove_problemy = [ulohy, serialy]
return render(request, 'seminar/zadani/AktualniZadani.html',
{'nastaveni': nastaveni,
'jednorazove_problemy': jednorazove_problemy,
'temata': verejna_temata(nastaveni.aktualni_rocnik),
'verejne': verejne,
},
)
def ZadaniTemataView(request):
nastaveni = get_object_or_404(Nastaveni)
temata = verejna_temata(nastaveni.aktualni_rocnik)
for t in temata:
if request.user.is_staff:
t.prispevky = t.prispevek_set.filter(problem=t)
else:
t.prispevky = t.prispevek_set.filter(problem=t, zverejnit=True)
return render(request, 'seminar/zadani/Temata.html',
{
'temata': temata,
}
)
#def ZadaniAktualniVysledkovkaView(request):
# nastaveni = get_object_or_404(Nastaveni)
# # Aktualni verejna vysledkovka
# vysledkovka = vysledkovka_rocniku(nastaveni.aktualni_rocnik)
# # kdyz neni verejna vysledkovka, tak zobraz starou
# if not vysledkovka:
# try:
# minuly_rocnik = Rocnik.objects.get(
# prvni_rok=(nastaveni.aktualni_rocnik.prvni_rok-1))
# vysledkovka = vysledkovka_rocniku(minuly_rocnik)
# except ObjectDoesNotExist:
# pass
# # vysledkovka s neverejnyma vysledkama
# vysledkovka_s_neverejnymi = vysledkovka_rocniku(nastaveni.aktualni_rocnik, jen_verejne=False)
# return render(
# request,
# 'seminar/zadani/AktualniVysledkovka.html',
# {
# 'nastaveni': nastaveni,
# 'vysledkovka': vysledkovka,
# 'vysledkovka_s_neverejnymi': vysledkovka_s_neverejnymi,
# }
# )
### Titulni strana
class TitulniStranaView(generic.ListView):
model = Novinky
template_name='seminar/titulnistrana.html'
queryset = Novinky.objects.order_by('-datum')[:5]
def get_context_data(self, **kwargs):
context = super(TitulniStranaView, self).get_context_data(**kwargs)
nastaveni = get_object_or_404(Nastaveni)
# zjisteni spravneho terminu
if nastaveni.aktualni_cislo.datum_deadline_soustredeni:
cas_deadline_soustredeni = nastaveni.aktualni_cislo.\
datum_deadline_soustredeni
if (datetime.now().date() <= cas_deadline_soustredeni):
cas_deadline = cas_deadline_soustredeni
deadline_soustredeni = True
else:
cas_deadline = nastaveni.aktualni_cislo.datum_deadline
deadline_soustredeni = False
else:
cas_deadline = nastaveni.aktualni_cislo.datum_deadline
deadline_soustredeni = False
# Pokud neni zverejnene cislo nezverejnuj odpocet
if nastaveni.aktualni_cislo.verejne():
# pokus se zjistit termin odeslani a pokud neni zadany,
# nezverejnuj odpocet
context['deadline_soustredeni'] = deadline_soustredeni
try:
context['dead'] = datetime.combine(cas_deadline,
datetime.max.time())
context['ted'] = datetime.now()
except:
context['dead'] = None
else:
context['dead'] = None
context['deadline_soustredeni'] = deadline_soustredeni
return context
class StareNovinkyView(generic.ListView):
model = Novinky
template_name = 'seminar/stare_novinky.html'
queryset = Novinky.objects.filter(zverejneno=True).order_by('-datum')
### Co je M&M
# Organizatori
def aktivniOrganizatori(datum=timezone.now()):
return Organizator.objects.exclude(
organizuje_do__isnull=False,
organizuje_do__lt=datum
).order_by('osoba__jmeno')
class CojemamOrganizatoriView(generic.ListView):
model = Organizator
template_name = 'seminar/cojemam/organizatori.html'
queryset = aktivniOrganizatori()
def get_context_data(self, **kwargs):
context = super(CojemamOrganizatoriView, self).get_context_data(**kwargs)
context['aktivni'] = True
return context
class CojemamOrganizatoriStariView(generic.ListView):
model = Organizator
template_name = 'seminar/cojemam/organizatori.html'
queryset = Organizator.objects.exclude(
id__in=aktivniOrganizatori()).order_by('-organizuje_do')
### Archiv
class ArchivView(generic.ListView):
model = Rocnik
template_name='seminar/archiv/cisla.html'
def get_context_data(self, **kwargs):
context = super(ArchivView, self).get_context_data(**kwargs)
vyska = 297 # px
sirka = 210 # px
cisla = Cislo.objects.filter(verejne_db=True)[:10]
png_dir = op.join(settings.MEDIA_ROOT, "cislo", "png")
# seznam [(url obrázku, číslo)]
urls = []
for i, c in enumerate(cisla):
if not c.pdf:
continue
filename = os.path.split(c.pdf.file.name)[1].split(".")[0]
png_filename = "{}-{}px.png".format(filename, vyska)
# Pokud obrázek neexistuje nebo není aktuální, vytvoř jej
png_path = op.join(png_dir, png_filename)
if not op.exists(png_path) or \
op.getmtime(png_path) < op.getmtime(c.pdf.path):
subprocess.call([
"convert",
"-density", "180x180",
"-geometry", "{}x{}".format(vyska, vyska),
"-background", "white",
"-flatten",
"-rotate", str(90 * i),
"{}[0]".format(c.pdf.path), # titulní strana
png_path
])
urls.append(
(op.join(settings.MEDIA_URL, "cislo", "png", png_filename), c)
)
vyska, sirka = sirka, vyska / 2
tags = []
def spirala(urls, tags, idx):
"""Rekurzivně prochází urls a generuje strom elementů do tags"""
if idx >= len(urls):
return
img_url, cislo = urls[idx]
tags.append(
""
.format(
50 if idx % 4 == 2 else 0,
50 if idx % 4 == 1 else 0,
50 if idx % 2 == 1 else 100,
50 if idx > 0 and idx % 2 == 0 else 100
)
)
tags.append("
".format(
cislo.verejne_url(), cislo.kod()
))
tags.append(
"
"
.format(
img_url,
50 if idx % 4 == 3 else 0,
50 if idx % 4 == 2 else 0,
50 if idx % 2 == 0 else 100,
50 if idx % 2 == 1 else 100
)
)
tags.append("")
spirala(urls, tags, idx + 1)
tags.append("