src/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.shortcuts import render_to_response, get_object_or_404
   6 from django.template import RequestContext
   7 from django.views.decorators import cache
   8
   9 from catalogue.utils import get_random_hash
  10 from catalogue.models import Book, Tag
  11 from lesmianator.models import Poem, Continuations
  12
  13
  14 def main_page(request):
  15     last = Poem.objects.all().order_by('-created_at')[:10]
  16     shelves = Tag.objects.filter(user__username='lesmianator')
  17
  18     return render_to_response(
  19         'lesmianator/lesmianator.html',
  20         {"last": last, "shelves": shelves},
  21         context_instance=RequestContext(request))
  22
  23
  24 @cache.never_cache
  25 def new_poem(request):
  26     user = request.user if request.user.is_authenticated() else None
  27     text = Poem.write()
  28     p = Poem(slug=get_random_hash(text), text=text, created_by=user)
  29     p.save()
  30
  31     return render_to_response(
  32         '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(
  47         'lesmianator/poem.html',
  48         {"poem": p, "books": [book], "book": book},
  49         context_instance=RequestContext(request))
  50
  51
  52 @cache.never_cache
  53 def poem_from_set(request, shelf):
  54     user = request.user if request.user.is_authenticated() else None
  55     tag = get_object_or_404(Tag, category='set', slug=shelf)
  56     text = Poem.write(Continuations.get(tag))
  57     p = Poem(slug=get_random_hash(text), text=text, created_by=user)
  58     books = Book.tagged.with_any((tag,))
  59     p.created_from = [b.id for b in books]
  60     p.save()
  61
  62     book = books[0] if len(books) == 1 else None
  63
  64     return render_to_response(
  65         'lesmianator/poem.html',
  66         {"poem": p, "shelf": tag, "books": books, "book": book},
  67         context_instance=RequestContext(request))
  68
  69
  70 def get_poem(request, poem):
  71     p = get_object_or_404(Poem, slug=poem)
  72     p.visit()
  73     if p.created_from:
  74         books = Book.objects.filter(id__in=p.created_from)
  75         book = books[0] if len(books) == 1 else None
  76     else:
  77         books = book = None
  78
  79     return render_to_response(
  80         'lesmianator/poem.html',
  81         {"poem": p, "books": books, "book": book},
  82         context_instance=RequestContext(request))