apps/lesmianator/views.py

   1 # -*- coding: utf-8 -*-
   2 # This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
   3 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
   4 #
   5 from django.http import Http404
   6 from django.shortcuts import render_to_response, get_object_or_404
   7 from django.template import RequestContext
   8 from django.contrib.auth.decorators import login_required
   9 from django.views.decorators import cache
  10
  11 from catalogue.utils import get_random_hash
  12 from catalogue.models import Book, Tag
  13 from lesmianator.models import Poem, Continuations
  14
  15
  16 def main_page(request):
  17     last = Poem.objects.all().order_by('-created_at')[:10]
  18     shelves = Tag.objects.filter(user__username='lesmianator')
  19
  20     return render_to_response('lesmianator/lesmianator.html',
  21                 {"last": last, "shelves": shelves},
  22                 context_instance=RequestContext(request))
  23
  24
  25 @cache.never_cache
  26 def new_poem(request):
  27     user = request.user if request.user.is_authenticated() else None
  28     text = Poem.write()
  29     p = Poem(slug=get_random_hash(text), text=text, created_by=user)
  30     p.save()
  31
  32     return render_to_response('lesmianator/poem.html',
  33                 {"poem": p},
  34                 context_instance=RequestContext(request))
  35
  36
  37 @cache.never_cache
  38 def poem_from_book(request, slug):
  39     book = get_object_or_404(Book, slug=slug)
  40     user = request.user if request.user.is_authenticated() else None
  41     text = Poem.write(Continuations.get(book))
  42     p = Poem(slug=get_random_hash(text), text=text, created_by=user)
  43     p.created_from = [book.id]
  44     p.save()
  45
  46     return render_to_response('lesmianator/poem.html',
  47                 {"poem": p, "books": [book], "book": book},
  48                 context_instance=RequestContext(request))
  49
  50
  51 @cache.never_cache
  52 def poem_from_set(request, shelf):
  53     user = request.user if request.user.is_authenticated() else None
  54     tag = get_object_or_404(Tag, category='set', slug=shelf)
  55     text = Poem.write(Continuations.get(tag))
  56     p = Poem(slug=get_random_hash(text), text=text, created_by=user)
  57     books = Book.tagged.with_any((tag,))
  58     p.created_from = [b.id for b in books]
  59     p.save()
  60
  61     book = books[0] if len(books) == 1 else None
  62
  63     return render_to_response('lesmianator/poem.html',
  64                 {"poem": p, "shelf": tag, "books": books, "book": book},
  65                 context_instance=RequestContext(request))
  66
  67 def get_poem(request, poem):
  68     p = get_object_or_404(Poem, slug=poem)
  69     p.visit()
  70     if p.created_from:
  71         books = Book.objects.filter(id__in=p.created_from)
  72         book = books[0] if len(books) == 1 else None
  73     else:
  74         books = book = None
  75
  76     return render_to_response('lesmianator/poem.html',
  77                 {"poem": p, "books": books, "book": book},
  78                 context_instance=RequestContext(request))
  79
  80