# This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
#
+from collections import OrderedDict
import re
import itertools
-from datetime import datetime
from django.conf import settings
+from django.core.cache import get_cache
from django.template import RequestContext
+from django.template.loader import render_to_string
from django.shortcuts import render_to_response, get_object_or_404
-from django.http import HttpResponse, HttpResponseRedirect, Http404, HttpResponsePermanentRedirect
+from django.http import HttpResponse, HttpResponseRedirect, Http404, HttpResponsePermanentRedirect, JsonResponse
from django.core.urlresolvers import reverse
-from django.db.models import Count, Sum, Q
+from django.db.models import Q
from django.contrib.auth.decorators import login_required, user_passes_test
-from django.utils.datastructures import SortedDict
-from django.views.decorators.http import require_POST
-from django.contrib import auth
-from django.contrib.auth.forms import UserCreationForm, AuthenticationForm
from django.utils.http import urlquote_plus
-from django.views.decorators import cache
from django.utils import translation
-from django.utils.translation import ugettext as _
-from django.views.generic.list_detail import object_list
-
-from ajaxable.utils import LazyEncoder, JSONResponse, AjaxableFormView
+from django.utils.translation import get_language, ugettext as _, ugettext_lazy
+from django.views.decorators.vary import vary_on_headers
+from ajaxable.utils import AjaxableFormView
from catalogue import models
from catalogue import forms
-from catalogue.utils import (split_tags, AttachmentHttpResponse,
- async_build_pdf, MultiQuerySet)
-from catalogue.tasks import touch_tag
+from catalogue.utils import split_tags, MultiQuerySet, SortedMultiQuerySet
+from catalogue.templatetags.catalogue_tags import tag_list, collection_list
from pdcounter import models as pdcounter_models
from pdcounter import views as pdcounter_views
from suggest.forms import PublishingSuggestForm
-from picture.models import Picture
-
-from os import path
+from picture.models import Picture, PictureArea
+from picture.views import picture_list_thumb
staff_required = user_passes_test(lambda user: user.is_staff)
+permanent_cache = get_cache('permanent')
+@vary_on_headers('X-Requested-With')
def catalogue(request):
- tags = models.Tag.objects.exclude(
- category__in=('set', 'book')).exclude(book_count=0)
- tags = list(tags)
- for tag in tags:
- tag.count = tag.book_count
- categories = split_tags(tags)
- fragment_tags = categories.get('theme', [])
-
- return render_to_response('catalogue/catalogue.html', locals(),
- context_instance=RequestContext(request))
-
+ cache_key = 'catalogue.catalogue/' + get_language()
+ output = permanent_cache.get(cache_key)
+
+ if output is None:
+ tags = models.Tag.objects.exclude(
+ category__in=('set', 'book')).exclude(book_count=0, picture_count=0)
+ tags = list(tags)
+ for tag in tags:
+ tag.count = tag.book_count + tag.picture_count
+ categories = split_tags(tags)
+ fragment_tags = categories.get('theme', [])
+ collections = models.Collection.objects.all()
+
+ render_tag_list = lambda x: render_to_string(
+ 'catalogue/tag_list.html', tag_list(x))
+ has_pictures = lambda x: filter(lambda y: y.picture_count > 0, x)
+ has_books = lambda x: filter(lambda y: y.book_count > 0, x)
+ def render_split(tags):
+ with_books = has_books(tags)
+ with_pictures = has_pictures(tags)
+ ctx = {}
+ if with_books:
+ ctx['books'] = render_tag_list(with_books)
+ if with_pictures:
+ ctx['pictures'] = render_tag_list(with_pictures)
+ return render_to_string('catalogue/tag_list_split.html', ctx)
+
+ output = {'theme': {}}
+ output['theme'] = render_tag_list(fragment_tags)
+ for category, tags in categories.items():
+ if category in ('author', 'theme'):
+ output[category] = render_tag_list(tags)
+ else:
+ output[category] = render_split(tags)
-def book_list(request, filter=None, template_name='catalogue/book_list.html'):
- """ generates a listing of all books, optionally filtered with a test function """
+ output['collections'] = render_to_string(
+ 'catalogue/collection_list.html', collection_list(collections))
+ permanent_cache.set(cache_key, output)
+ if request.is_ajax():
+ return JsonResponse(output)
+ else:
+ return render_to_response('catalogue/catalogue.html', locals(),
+ context_instance=RequestContext(request))
- books_by_author, orphans, books_by_parent = models.Book.book_list(filter)
- books_nav = SortedDict()
- for tag in books_by_author:
- if books_by_author[tag]:
- books_nav.setdefault(tag.sort_key[0], []).append(tag)
+def book_list(request, filter=None, get_filter=None,
+ template_name='catalogue/book_list.html',
+ nav_template_name='catalogue/snippets/book_list_nav.html',
+ list_template_name='catalogue/snippets/book_list.html',
+ cache_key='catalogue.book_list',
+ context=None,
+ ):
+ """ generates a listing of all books, optionally filtered with a test function """
+ cache_key = "%s/%s" % (cache_key, get_language())
+ cached = permanent_cache.get(cache_key)
+ if cached is not None:
+ rendered_nav, rendered_book_list = cached
+ else:
+ if get_filter:
+ filter = get_filter()
+ books_by_author, orphans, books_by_parent = models.Book.book_list(filter)
+ books_nav = OrderedDict()
+ for tag in books_by_author:
+ if books_by_author[tag]:
+ books_nav.setdefault(tag.sort_key[0], []).append(tag)
+ rendered_nav = render_to_string(nav_template_name, locals())
+ rendered_book_list = render_to_string(list_template_name, locals())
+ permanent_cache.set(cache_key, (rendered_nav, rendered_book_list))
return render_to_response(template_name, locals(),
context_instance=RequestContext(request))
def audiobook_list(request):
return book_list(request, Q(media__type='mp3') | Q(media__type='ogg'),
- template_name='catalogue/audiobook_list.html')
+ template_name='catalogue/audiobook_list.html',
+ list_template_name='catalogue/snippets/audiobook_list.html',
+ cache_key='catalogue.audiobook_list')
def daisy_list(request):
return book_list(request, Q(media__type='daisy'),
- template_name='catalogue/daisy_list.html')
+ template_name='catalogue/daisy_list.html',
+ cache_key='catalogue.daisy_list')
+
+
+def collection(request, slug):
+ coll = get_object_or_404(models.Collection, slug=slug)
+ if coll.kind == 'book':
+ view = book_list
+ tmpl = "catalogue/collection.html"
+ elif coll.kind == 'picture':
+ view = picture_list_thumb
+ tmpl = "picture/collection.html"
+ else:
+ raise ValueError('How do I show this kind of collection? %s' % coll.kind)
+ return view(request, get_filter=coll.get_query,
+ template_name=tmpl,
+ cache_key='catalogue.collection:%s' % coll.slug,
+ context={'collection': coll})
def differentiate_tags(request, tags, ambiguous_slugs):
context_instance=RequestContext(request))
+# TODO: Rewrite this hellish piece of code which tries to do everything
def tagged_object_list(request, tags=''):
- # import pdb; pdb.set_trace()
+ # preliminary tests and conditions
try:
tags = models.Tag.get_tag_list(tags)
except models.Tag.DoesNotExist:
+ # Perhaps the user is asking about an author in Public Domain
+ # counter (they are not represented in tags)
chunks = tags.split('/')
if len(chunks) == 2 and chunks[0] == 'autor':
return pdcounter_views.author_detail(request, chunks[1])
else:
raise Http404
except models.Tag.MultipleObjectsReturned, e:
+ # Ask the user to disambiguate
return differentiate_tags(request, e.tags, e.ambiguous_slugs)
except models.Tag.UrlDeprecationWarning, e:
return HttpResponsePermanentRedirect(reverse('tagged_object_list', args=['/'.join(tag.url_chunk for tag in e.tags)]))
if len([tag for tag in tags if tag.category == 'book']):
raise Http404
+ # beginning of digestion
theme_is_set = [tag for tag in tags if tag.category == 'theme']
shelf_is_set = [tag for tag in tags if tag.category == 'set']
only_shelf = shelf_is_set and len(tags) == 1
only_my_shelf = only_shelf and request.user.is_authenticated() and request.user == tags[0].user
+
objects = only_author = None
categories = {}
+ object_queries = []
if theme_is_set:
shelf_tags = [tag for tag in tags if tag.category == 'set']
fragment_tags = [tag for tag in tags if tag.category != 'set']
fragments = models.Fragment.tagged.with_all(fragment_tags)
+ areas = PictureArea.tagged.with_all(fragment_tags)
if shelf_tags:
books = models.Book.tagged.with_all(shelf_tags).order_by()
- l_tags = models.Tag.objects.filter(category='book', slug__in=[book.book_tag_slug() for book in books])
+ l_tags = models.Tag.objects.filter(category='book',
+ slug__in=[book.book_tag_slug() for book in books.iterator()])
fragments = models.Fragment.tagged.with_any(l_tags, fragments)
# newtagging goes crazy if we just try:
#related_tags = models.Tag.objects.usage_for_queryset(fragments, counts=True,
# extra={'where': ["catalogue_tag.category != 'book'"]})
- fragment_keys = [fragment.pk for fragment in fragments]
+
+ related_tags = []
+
+ fragment_keys = [fragment.pk for fragment in fragments.iterator()]
if fragment_keys:
related_tags = models.Fragment.tags.usage(counts=True,
- filters={'pk__in': fragment_keys},
- extra={'where': ["catalogue_tag.category != 'book'"]})
+ filters={'pk__in': fragment_keys}).exclude(
+ category='book')
+ related_tags = (tag for tag in related_tags if tag not in fragment_tags)
+ categories = split_tags(related_tags, categories)
+
+ object_queries.insert(0, fragments)
+
+ area_keys = [area.pk for area in areas.iterator()]
+ if area_keys:
+ related_tags = PictureArea.tags.usage(counts=True,
+ filters={'pk__in': area_keys})
related_tags = (tag for tag in related_tags if tag not in fragment_tags)
- categories = split_tags(related_tags)
- objects = fragments
+ categories = split_tags(related_tags, categories)
+
+ # we want the Pictures to go first
+ object_queries.insert(0, areas)
+ objects = MultiQuerySet(*object_queries)
else:
if shelf_is_set:
- objects = models.Book.tagged.with_all(tags)
+ books = models.Book.tagged.with_all(tags).order_by('sort_key_author')
else:
- objects = models.Book.tagged_top_level(tags)
+ books = models.Book.tagged_top_level(tags).order_by('sort_key_author')
+
+ pictures = Picture.tagged.with_all(tags).order_by('sort_key_author')
- # get related tags from `tag_counter` and `theme_counter`
related_counts = {}
- tags_pks = [tag.pk for tag in tags]
- for book in objects:
- for tag_pk, value in itertools.chain(book.tag_counter.iteritems(), book.theme_counter.iteritems()):
- if tag_pk in tags_pks:
- continue
- related_counts[tag_pk] = related_counts.get(tag_pk, 0) + value
+ if books.count() > 0:
+ # get related tags from `tag_counter` and `theme_counter`
+ tags_pks = [tag.pk for tag in tags]
+ for book in books:
+ for tag_pk, value in itertools.chain(book.tag_counter.iteritems(), book.theme_counter.iteritems()):
+ if tag_pk in tags_pks:
+ continue
+ related_counts[tag_pk] = related_counts.get(tag_pk, 0) + value
+
+ if pictures.count() > 0:
+ tags_pks = [tag.pk for tag in tags]
+ for picture in pictures:
+ for tag_pk, value in itertools.chain(picture.tag_counter.iteritems(), picture.theme_counter.iteritems()):
+ if tag_pk in tags_pks:
+ continue
+ related_counts[tag_pk] = related_counts.get(tag_pk, 0) + value
+
related_tags = models.Tag.objects.filter(pk__in=related_counts.keys())
related_tags = [tag for tag in related_tags if tag not in tags]
+
for tag in related_tags:
tag.count = related_counts[tag.pk]
categories = split_tags(related_tags)
del related_tags
+
+ objects = SortedMultiQuerySet(pictures, books, order_by='sort_key_author')
+
+
if not objects:
only_author = len(tags) == 1 and tags[0].category == 'author'
objects = models.Book.objects.none()
- # Add pictures
- objects = MultiQuerySet(Picture.tagged.with_all(tags), objects)
-
return render_to_response('catalogue/tagged_object_list.html',
{
'object_list': objects,
'only_my_shelf': only_my_shelf,
'formats_form': forms.DownloadFormatsForm(),
'tags': tags,
+ 'theme_is_set': theme_is_set,
},
context_instance=RequestContext(request))
-def book_fragments(request, book, theme_slug):
- kwargs = models.Book.split_urlid(book)
- if kwargs is None:
- raise Http404
- book = get_object_or_404(models.Book, **kwargs)
+def book_fragments(request, slug, theme_slug):
+ book = get_object_or_404(models.Book, slug=slug)
book_tag = book.book_tag()
theme = get_object_or_404(models.Tag, slug=theme_slug, category='theme')
context_instance=RequestContext(request))
-def book_detail(request, book):
- kwargs = models.Book.split_urlid(book)
- if kwargs is None:
- raise Http404
+def book_detail(request, slug):
try:
- book = models.Book.objects.get(**kwargs)
+ book = models.Book.objects.get(slug=slug)
except models.Book.DoesNotExist:
- return pdcounter_views.book_stub_detail(request, kwargs['slug'])
+ return pdcounter_views.book_stub_detail(request, slug)
- book_tag = book.book_tag()
- tags = list(book.tags.filter(~Q(category='set')))
- categories = split_tags(tags)
book_children = book.children.all().order_by('parent_number', 'sort_key')
-
- _book = book
- parents = []
- while _book.parent:
- parents.append(_book.parent)
- _book = _book.parent
- parents = reversed(parents)
-
- theme_counter = book.theme_counter
- book_themes = models.Tag.objects.filter(pk__in=theme_counter.keys())
- for tag in book_themes:
- tag.count = theme_counter[tag.pk]
-
- extra_info = book.get_extra_info_value()
- hide_about = extra_info.get('about', '').startswith('http://wiki.wolnepodreczniki.pl')
-
- custom_pdf_form = forms.CustomPDFForm()
return render_to_response('catalogue/book_detail.html', locals(),
context_instance=RequestContext(request))
-def player(request, book):
- kwargs = models.Book.split_urlid(book)
- if kwargs is None:
- raise Http404
- book = get_object_or_404(models.Book, **kwargs)
+def player(request, slug):
+ book = get_object_or_404(models.Book, slug=slug)
if not book.has_media('mp3'):
raise Http404
ogg_files = {}
- for m in book.media.filter(type='ogg').order_by():
+ for m in book.media.filter(type='ogg').order_by().iterator():
ogg_files[m.name] = m
audiobooks = []
have_oggs = True
projects = set()
- for mp3 in book.media.filter(type='mp3'):
+ for mp3 in book.media.filter(type='mp3').iterator():
# ogg files are always from the same project
- meta = mp3.get_extra_info_value()
+ meta = mp3.extra_info
project = meta.get('project')
if not project:
# temporary fallback
else:
have_oggs = False
audiobooks.append(media)
- print audiobooks
projects = sorted(projects)
+ extra_info = book.extra_info
+
return render_to_response('catalogue/player.html', locals(),
context_instance=RequestContext(request))
-def book_text(request, book):
- kwargs = models.Book.split_fileid(book)
- if kwargs is None:
- raise Http404
- book = get_object_or_404(models.Book, **kwargs)
+def book_text(request, slug):
+ book = get_object_or_404(models.Book, slug=slug)
if not book.has_html_file():
raise Http404
- book_themes = {}
- for fragment in book.fragments.all():
- for theme in fragment.tags.filter(category='theme'):
- book_themes.setdefault(theme, []).append(fragment)
-
- book_themes = book_themes.items()
- book_themes.sort(key=lambda s: s[0].sort_key)
+ related = book.related_info()
return render_to_response('catalogue/book_text.html', locals(),
context_instance=RequestContext(request))
book_titles = set(match.pretty_title().lower() for match in result
if isinstance(match, models.Book))
authors = set(match.name.lower() for match in result
- if isinstance(match, models.Tag) and match.category=='author')
+ if isinstance(match, models.Tag) and match.category == 'author')
result = tuple(res for res in result if not (
(isinstance(res, pdcounter_models.BookStub) and res.pretty_title().lower() in book_titles)
or (isinstance(res, pdcounter_models.Author) and res.name.lower() in authors)
result = [prefix, tags_list]
else:
result = {"matches": tags_list}
- return JSONResponse(result, callback)
-
-# ====================
-# = Shelf management =
-# ====================
-@login_required
-@cache.never_cache
-def user_shelves(request):
- shelves = models.Tag.objects.filter(category='set', user=request.user)
- new_set_form = forms.NewSetForm()
- return render_to_response('catalogue/user_shelves.html', locals(),
- context_instance=RequestContext(request))
-
-@cache.never_cache
-def book_sets(request, book):
- if not request.user.is_authenticated():
- return HttpResponse(_('<p>To maintain your shelves you need to be logged in.</p>'))
-
- kwargs = models.Book.split_urlid(book)
- if kwargs is None:
- raise Http404
- book = get_object_or_404(models.Book, **kwargs)
-
- user_sets = models.Tag.objects.filter(category='set', user=request.user)
- book_sets = book.tags.filter(category='set', user=request.user)
-
- if request.method == 'POST':
- form = forms.ObjectSetsForm(book, request.user, request.POST)
- if form.is_valid():
- old_shelves = list(book.tags.filter(category='set'))
- new_shelves = [models.Tag.objects.get(pk=id) for id in form.cleaned_data['set_ids']]
-
- for shelf in [shelf for shelf in old_shelves if shelf not in new_shelves]:
- touch_tag(shelf)
-
- for shelf in [shelf for shelf in new_shelves if shelf not in old_shelves]:
- touch_tag(shelf)
-
- book.tags = new_shelves + list(book.tags.filter(~Q(category='set') | ~Q(user=request.user)))
- if request.is_ajax():
- return JSONResponse('{"msg":"'+_("<p>Shelves were sucessfully saved.</p>")+'", "after":"close"}')
- else:
- return HttpResponseRedirect('/')
- else:
- form = forms.ObjectSetsForm(book, request.user)
- new_set_form = forms.NewSetForm()
-
- return render_to_response('catalogue/book_sets.html', locals(),
- context_instance=RequestContext(request))
-
-
-@login_required
-@require_POST
-@cache.never_cache
-def remove_from_shelf(request, shelf, book):
- kwargs = models.Book.split_urlid(book)
- if kwargs is None:
- raise Http404
- book = get_object_or_404(models.Book, **kwargs)
-
- shelf = get_object_or_404(models.Tag, slug=shelf, category='set', user=request.user)
-
- if shelf in book.tags:
- models.Tag.objects.remove_tag(book, shelf)
- touch_tag(shelf)
-
- return HttpResponse(_('Book was successfully removed from the shelf'))
- else:
- return HttpResponse(_('This book is not on the shelf'))
-
-
-def collect_books(books):
- """
- Returns all real books in collection.
- """
- result = []
- for book in books:
- if len(book.children.all()) == 0:
- result.append(book)
- else:
- result += collect_books(book.children.all())
- return result
-
-
-@cache.never_cache
-def download_shelf(request, slug):
- """"
- Create a ZIP archive on disk and transmit it in chunks of 8KB,
- without loading the whole file into memory. A similar approach can
- be used for large dynamic PDF files.
- """
- from slughifi import slughifi
- import tempfile
- import zipfile
-
- shelf = get_object_or_404(models.Tag, slug=slug, category='set')
-
- formats = []
- form = forms.DownloadFormatsForm(request.GET)
- if form.is_valid():
- formats = form.cleaned_data['formats']
- if len(formats) == 0:
- formats = models.Book.ebook_formats
-
- # Create a ZIP archive
- temp = tempfile.TemporaryFile()
- archive = zipfile.ZipFile(temp, 'w')
-
- for book in collect_books(models.Book.tagged.with_all(shelf)):
- fileid = book.fileid()
- for ebook_format in models.Book.ebook_formats:
- if ebook_format in formats and book.has_media(ebook_format):
- filename = book.get_media(ebook_format).path
- archive.write(filename, str('%s.%s' % (fileid, ebook_format)))
- archive.close()
-
- response = HttpResponse(content_type='application/zip', mimetype='application/x-zip-compressed')
- response['Content-Disposition'] = 'attachment; filename=%s.zip' % slughifi(shelf.name)
- response['Content-Length'] = temp.tell()
-
- temp.seek(0)
- response.write(temp.read())
- return response
-
-
-@cache.never_cache
-def shelf_book_formats(request, shelf):
- """"
- Returns a list of formats of books in shelf.
- """
- shelf = get_object_or_404(models.Tag, slug=shelf, category='set')
-
- formats = {}
- for ebook_format in models.Book.ebook_formats:
- formats[ebook_format] = False
-
- for book in collect_books(models.Book.tagged.with_all(shelf)):
- for ebook_format in models.Book.ebook_formats:
- if book.has_media(ebook_format):
- formats[ebook_format] = True
-
- return HttpResponse(LazyEncoder().encode(formats))
-
-
-@login_required
-@require_POST
-@cache.never_cache
-def new_set(request):
- new_set_form = forms.NewSetForm(request.POST)
- if new_set_form.is_valid():
- new_set = new_set_form.save(request.user)
-
- if request.is_ajax():
- return JSONResponse('{"id":"%d", "name":"%s", "msg":"<p>Shelf <strong>%s</strong> was successfully created</p>"}' % (new_set.id, new_set.name, new_set))
- else:
- return HttpResponseRedirect('/')
-
- return HttpResponseRedirect('/')
-
-
-@login_required
-@require_POST
-@cache.never_cache
-def delete_shelf(request, slug):
- user_set = get_object_or_404(models.Tag, slug=slug, category='set', user=request.user)
- user_set.delete()
-
- if request.is_ajax():
- return HttpResponse(_('<p>Shelf <strong>%s</strong> was successfully removed</p>') % user_set.name)
- else:
- return HttpResponseRedirect('/')
+ return JsonResponse(result, callback)
# =========
return HttpResponse(tag.description)
-def download_zip(request, format, book=None):
- kwargs = models.Book.split_fileid(book)
-
+def download_zip(request, format, slug=None):
url = None
if format in models.Book.ebook_formats:
url = models.Book.zip_format(format)
- elif format in ('mp3', 'ogg') and kwargs is not None:
- book = get_object_or_404(models.Book, **kwargs)
+ elif format in ('mp3', 'ogg') and slug is not None:
+ book = get_object_or_404(models.Book, slug=slug)
url = book.zip_audiobooks(format)
else:
raise Http404('No format specified for zip package')
return HttpResponseRedirect(urlquote_plus(settings.MEDIA_URL + url, safe='/?='))
-def download_custom_pdf(request, book_fileid, method='GET'):
- kwargs = models.Book.split_fileid(book_fileid)
- if kwargs is None:
- raise Http404
- book = get_object_or_404(models.Book, **kwargs)
-
- if request.method == method:
- form = forms.CustomPDFForm(method == 'GET' and request.GET or request.POST)
- if form.is_valid():
- cust = form.customizations
- pdf_file = models.get_customized_pdf_path(book, cust)
-
- if not path.exists(pdf_file):
- result = async_build_pdf.delay(book.id, cust, pdf_file)
- result.wait()
- return AttachmentHttpResponse(file_name=("%s.pdf" % book_fileid), file_path=pdf_file, mimetype="application/pdf")
- else:
- raise Http404(_('Incorrect customization options for PDF'))
- else:
- raise Http404(_('Bad method'))
-
-
class CustomPDFFormView(AjaxableFormView):
form_class = forms.CustomPDFForm
- title = _('Download custom PDF')
- submit = _('Download')
+ title = ugettext_lazy('Download custom PDF')
+ submit = ugettext_lazy('Download')
+ honeypot = True
- def __call__(self, request):
- if request.method == 'POST':
- return download_custom_pdf(request, request.GET['book_id'], method='POST')
- else:
- return super(CustomPDFFormView, self).__call__(request)
+ def __call__(self, *args, **kwargs):
+ if settings.NO_CUSTOM_PDF:
+ raise Http404('Custom PDF is disabled')
+ return super(CustomPDFFormView, self).__call__(*args, **kwargs)
+
+ def form_args(self, request, obj):
+ """Override to parse view args and give additional args to the form."""
+ return (obj,), {}
+
+ def get_object(self, request, slug, *args, **kwargs):
+ return get_object_or_404(models.Book, slug=slug)
+
+ def context_description(self, request, obj):
+ return obj.pretty_title()
fnp / wolnelektury.git / blobdiff