# This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
#
-import tempfile
-import zipfile
-import sys
-import pprint
-import traceback
+from collections import OrderedDict
import re
import itertools
-from operator import itemgetter
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
+from django.http import HttpResponse, HttpResponseRedirect, Http404, HttpResponsePermanentRedirect, JsonResponse
from django.core.urlresolvers import reverse
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 import simplejson
-from django.utils.functional import Promise
-from django.utils.encoding import force_unicode
from django.utils.http import urlquote_plus
-from django.views.decorators import cache
-from django.utils.translation import ugettext as _
-from django.views.generic.list_detail import object_list
+from django.utils import translation
+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
-from newtagging import views as newtagging_views
-
+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, 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):
+ 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)
+
+ 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))
-class LazyEncoder(simplejson.JSONEncoder):
- def default(self, obj):
- if isinstance(obj, Promise):
- return force_unicode(obj)
- return obj
-
-# shortcut for JSON reponses
-class JSONResponse(HttpResponse):
- def __init__(self, data={}, callback=None, **kwargs):
- # get rid of mimetype
- kwargs.pop('mimetype', None)
- data = simplejson.dumps(data)
- if callback:
- data = callback + "(" + data + ");"
- super(JSONResponse, self).__init__(data, mimetype="application/json", **kwargs)
-
-
-def main_page(request):
- if request.user.is_authenticated():
- shelves = models.Tag.objects.filter(category='set', user=request.user)
- new_set_form = forms.NewSetForm()
-
- tags = models.Tag.objects.exclude(category__in=('set', 'book'))
- for tag in tags:
- tag.count = tag.get_count()
- categories = split_tags(tags)
- fragment_tags = categories.get('theme', [])
-
- form = forms.SearchForm()
- return render_to_response('catalogue/main_page.html', locals(),
+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 book_list(request):
- form = forms.SearchForm()
+def audiobook_list(request):
+ return book_list(request, Q(media__type='mp3') | Q(media__type='ogg'),
+ template_name='catalogue/audiobook_list.html',
+ list_template_name='catalogue/snippets/audiobook_list.html',
+ cache_key='catalogue.audiobook_list')
- books_by_parent = {}
- for book in models.Book.objects.all().order_by('parent_number'):
- books_by_parent.setdefault(book.parent, []).append(book)
- orphans = []
- books_by_author = SortedDict()
- books_nav = SortedDict()
- for tag in models.Tag.objects.filter(category='author'):
- books_by_author[tag] = []
- if books_nav.has_key(tag.sort_key[0]):
- books_nav[tag.sort_key[0]].append(tag)
- else:
- books_nav[tag.sort_key[0]] = [tag]
+def daisy_list(request):
+ return book_list(request, Q(media__type='daisy'),
+ template_name='catalogue/daisy_list.html',
+ cache_key='catalogue.daisy_list')
- for book in books_by_parent[None]:
- authors = list(book.tags.filter(category='author'))
- if authors:
- for author in authors:
- books_by_author[author].append(book)
- else:
- orphans.append(book)
- return render_to_response('catalogue/book_list.html', locals(),
- context_instance=RequestContext(request))
+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=''):
+ # preliminary tests and conditions
try:
tags = models.Tag.get_tag_list(tags)
except models.Tag.DoesNotExist:
- raise Http404
+ # 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)]))
try:
if len(tags) > settings.MAX_TAG_LIST:
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 = pd_counter = None
+
+ 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:
- # get relevant books and their tags
- objects = models.Book.tagged.with_all(tags)
- if not shelf_is_set:
- # eliminate descendants
- l_tags = models.Tag.objects.filter(category='book', slug__in=[book.book_tag_slug() for book in objects])
- descendants_keys = [book.pk for book in models.Book.tagged.with_any(l_tags)]
- if descendants_keys:
- objects = objects.exclude(pk__in=descendants_keys)
-
- # get related tags from `tag_counter` and `theme_counter`
+ if shelf_is_set:
+ books = models.Book.tagged.with_all(tags).order_by('sort_key_author')
+ else:
+ books = models.Book.tagged_top_level(tags).order_by('sort_key_author')
+
+ pictures = Picture.tagged.with_all(tags).order_by('sort_key_author')
+
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'
- pd_counter = only_author and tags[0].goes_to_pd()
objects = models.Book.objects.none()
- return object_list(
- request,
- objects,
- template_name='catalogue/tagged_object_list.html',
- extra_context={
+ return render_to_response('catalogue/tagged_object_list.html',
+ {
+ 'object_list': objects,
'categories': categories,
'only_shelf': only_shelf,
'only_author': only_author,
- 'pd_counter': pd_counter,
'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, slug, theme_slug):
+ book = get_object_or_404(models.Book, slug=slug)
-def book_fragments(request, book_slug, theme_slug):
- book = get_object_or_404(models.Book, slug=book_slug)
- book_tag = get_object_or_404(models.Tag, slug='l-' + book_slug, category='book')
+ book_tag = book.book_tag()
theme = get_object_or_404(models.Tag, slug=theme_slug, category='theme')
fragments = models.Fragment.tagged.with_all([book_tag, theme])
- form = forms.SearchForm()
return render_to_response('catalogue/book_fragments.html', locals(),
context_instance=RequestContext(request))
try:
book = models.Book.objects.get(slug=slug)
except models.Book.DoesNotExist:
- return book_stub_detail(request, 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')
-
- _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()
-
- form = forms.SearchForm()
+ book_children = book.children.all().order_by('parent_number', 'sort_key')
return render_to_response('catalogue/book_detail.html', locals(),
context_instance=RequestContext(request))
-def book_stub_detail(request, slug):
- book = get_object_or_404(models.BookStub, slug=slug)
- pd_counter = book.pd
- form = forms.SearchForm()
+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().iterator():
+ ogg_files[m.name] = m
+
+ audiobooks = []
+ have_oggs = True
+ projects = set()
+ for mp3 in book.media.filter(type='mp3').iterator():
+ # ogg files are always from the same project
+ meta = mp3.extra_info
+ project = meta.get('project')
+ if not project:
+ # temporary fallback
+ project = u'CzytamySłuchając'
+
+ projects.add((project, meta.get('funded_by', '')))
+
+ media = {'mp3': mp3}
+
+ ogg = ogg_files.get(mp3.name)
+ if ogg:
+ media['ogg'] = ogg
+ else:
+ have_oggs = False
+ audiobooks.append(media)
+
+ projects = sorted(projects)
- return render_to_response('catalogue/book_stub_detail.html', locals(),
+ extra_info = book.extra_info
+
+ return render_to_response('catalogue/player.html', locals(),
context_instance=RequestContext(request))
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))
return Q(**kwargs)
+def _word_starts_with_regexp(prefix):
+ prefix = _no_diacritics_regexp(unicode_re_escape(prefix))
+ return ur"(^|(?<=[^\wąćęłńóśźżĄĆĘŁŃÓŚŹŻ]))%s" % prefix
+
+
def _sqlite_word_starts_with(name, prefix):
""" version of _word_starts_with for SQLite
SQLite in Django uses Python re module
"""
kwargs = {}
- prefix = _no_diacritics_regexp(unicode_re_escape(prefix))
- kwargs['%s__iregex' % name] = ur"(^|(?<=[^\wąćęłńóśźżĄĆĘŁŃÓŚŹŻ]))%s" % prefix
+ kwargs['%s__iregex' % name] = _word_starts_with_regexp(prefix)
return Q(**kwargs)
-if settings.DATABASES['default']['ENGINE'] == 'django.db.backends.sqlite3':
+if hasattr(settings, 'DATABASES'):
+ if settings.DATABASES['default']['ENGINE'] == 'django.db.backends.sqlite3':
+ _word_starts_with = _sqlite_word_starts_with
+elif settings.DATABASE_ENGINE == 'sqlite3':
_word_starts_with = _sqlite_word_starts_with
+class App():
+ def __init__(self, name, view):
+ self.name = name
+ self._view = view
+ self.lower = name.lower()
+ self.category = 'application'
+ def view(self):
+ return reverse(*self._view)
+
+_apps = (
+ App(u'Leśmianator', (u'lesmianator', )),
+ )
+
+
def _tags_starting_with(prefix, user=None):
prefix = prefix.lower()
- book_stubs = models.BookStub.objects.filter(_word_starts_with('title', prefix))
+ # PD counter
+ book_stubs = pdcounter_models.BookStub.objects.filter(_word_starts_with('title', prefix))
+ authors = pdcounter_models.Author.objects.filter(_word_starts_with('name', prefix))
+
books = models.Book.objects.filter(_word_starts_with('title', prefix))
- book_stubs = filter(lambda x: x not in books, book_stubs)
tags = models.Tag.objects.filter(_word_starts_with('name', prefix))
if user and user.is_authenticated():
tags = tags.filter(~Q(category='book') & (~Q(category='set') | Q(user=user)))
else:
tags = tags.filter(~Q(category='book') & ~Q(category='set'))
- return list(books) + list(tags) + list(book_stubs)
+
+ prefix_regexp = re.compile(_word_starts_with_regexp(prefix))
+ return list(books) + list(tags) + [app for app in _apps if prefix_regexp.search(app.lower)] + list(book_stubs) + list(authors)
def _get_result_link(match, tag_list):
- if isinstance(match, models.Book) or isinstance(match, models.BookStub):
- return match.get_absolute_url()
- else:
+ if isinstance(match, models.Tag):
return reverse('catalogue.views.tagged_object_list',
kwargs={'tags': '/'.join(tag.url_chunk for tag in tag_list + [match])}
)
+ elif isinstance(match, App):
+ return match.view()
+ else:
+ return match.get_absolute_url()
+
def _get_result_type(match):
- if isinstance(match, models.Book) or isinstance(match, models.BookStub):
+ if isinstance(match, models.Book) or isinstance(match, pdcounter_models.BookStub):
type = 'book'
else:
type = match.category
def find_best_matches(query, user=None):
- """ Finds a Book, Tag or Bookstub best matching a query.
+ """ Finds a models.Book, Tag, models.BookStub or Author best matching a query.
Returns a with:
- zero elements when nothing is found,
raise ValueError("query must have at least two characters")
result = tuple(_tags_starting_with(query, user))
+ # remove pdcounter stuff
+ 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')
+ 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)
+ ))
+
exact_matches = tuple(res for res in result if res.name.lower() == query)
if exact_matches:
return exact_matches
else:
- return result[:1]
+ return tuple(result)[:1]
def search(request):
{'tags':tag_list, 'prefix':prefix, 'results':((x, _get_result_link(x, tag_list), _get_result_type(x)) for x in result)},
context_instance=RequestContext(request))
else:
- return render_to_response('catalogue/search_no_hits.html', {'tags':tag_list, 'prefix':prefix},
+ form = PublishingSuggestForm(initial={"books": prefix + ", "})
+ return render_to_response('catalogue/search_no_hits.html',
+ {'tags':tag_list, 'prefix':prefix, "pubsuggest_form": form},
context_instance=RequestContext(request))
if len(prefix) < 2:
return HttpResponse('')
tags_list = []
- result = ""
+ result = ""
for tag in _tags_starting_with(prefix, request.user):
if not tag.name in tags_list:
result += "\n" + tag.name
if len(prefix) < 2:
return HttpResponse('')
tags_list = []
- result = ""
for tag in _tags_starting_with(prefix, request.user):
if not tag.name in tags_list:
- result += "\n" + tag.name
tags_list.append(tag.name)
- dict_result = {"matches": tags_list}
- return JSONResponse(dict_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, slug):
- book = get_object_or_404(models.Book, slug=slug)
- user_sets = models.Tag.objects.filter(category='set', user=request.user)
- book_sets = book.tags.filter(category='set', user=request.user)
-
- if not request.user.is_authenticated():
- return HttpResponse(_('<p>To maintain your shelves you need to be logged in.</p>'))
-
- 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]:
- shelf.book_count = None
- shelf.save()
-
- for shelf in [shelf for shelf in new_shelves if shelf not in old_shelves]:
- shelf.book_count = None
- shelf.save()
-
- book.tags = new_shelves + list(book.tags.filter(~Q(category='set') | ~Q(user=request.user)))
- if request.is_ajax():
- return HttpResponse(_('<p>Shelves were sucessfully saved.</p>'))
- 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):
- book = get_object_or_404(models.Book, slug=book)
- 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)
-
- shelf.book_count = None
- shelf.save()
-
- 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.
- """
- 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 = ['pdf', 'epub', 'odt', 'txt', 'mp3', 'ogg']
-
- # Create a ZIP archive
- temp = tempfile.TemporaryFile()
- archive = zipfile.ZipFile(temp, 'w')
-
- already = set()
- for book in collect_books(models.Book.tagged.with_all(shelf)):
- if 'pdf' in formats and book.pdf_file:
- filename = book.pdf_file.path
- archive.write(filename, str('%s.pdf' % book.slug))
- if book.root_ancestor not in already and 'epub' in formats and book.root_ancestor.epub_file:
- filename = book.root_ancestor.epub_file.path
- archive.write(filename, str('%s.epub' % book.root_ancestor.slug))
- already.add(book.root_ancestor)
- if 'odt' in formats and book.odt_file:
- filename = book.odt_file.path
- archive.write(filename, str('%s.odt' % book.slug))
- if 'txt' in formats and book.txt_file:
- filename = book.txt_file.path
- archive.write(filename, str('%s.txt' % book.slug))
- if 'mp3' in formats and book.mp3_file:
- filename = book.mp3_file.path
- archive.write(filename, str('%s.mp3' % book.slug))
- if 'ogg' in formats and book.ogg_file:
- filename = book.ogg_file.path
- archive.write(filename, str('%s.ogg' % book.slug))
- archive.close()
-
- response = HttpResponse(content_type='application/zip', mimetype='application/x-zip-compressed')
- response['Content-Disposition'] = 'attachment; filename=%s.zip' % shelf.sort_key
- 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 = {'pdf': False, 'epub': False, 'odt': False, 'txt': False, 'mp3': False, 'ogg': False}
-
- for book in collect_books(models.Book.tagged.with_all(shelf)):
- if book.pdf_file:
- formats['pdf'] = True
- if book.root_ancestor.epub_file:
- formats['epub'] = True
- if book.odt_file:
- formats['odt'] = True
- if book.txt_file:
- formats['txt'] = True
- if book.mp3_file:
- formats['mp3'] = True
- if book.ogg_file:
- formats['ogg'] = 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 HttpResponse(_('<p>Shelf <strong>%s</strong> was successfully created</p>') % 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('/')
-
-
-# ==================
-# = Authentication =
-# ==================
-@require_POST
-@cache.never_cache
-def login(request):
- form = AuthenticationForm(data=request.POST, prefix='login')
- if form.is_valid():
- auth.login(request, form.get_user())
- response_data = {'success': True, 'errors': {}}
- else:
- response_data = {'success': False, 'errors': form.errors}
- return HttpResponse(LazyEncoder(ensure_ascii=False).encode(response_data))
-
-
-@require_POST
-@cache.never_cache
-def register(request):
- registration_form = UserCreationForm(request.POST, prefix='registration')
- if registration_form.is_valid():
- user = registration_form.save()
- user = auth.authenticate(
- username=registration_form.cleaned_data['username'],
- password=registration_form.cleaned_data['password1']
- )
- auth.login(request, user)
- response_data = {'success': True, 'errors': {}}
+ if request.GET.get('mozhint', ''):
+ result = [prefix, tags_list]
else:
- response_data = {'success': False, 'errors': registration_form.errors}
- return HttpResponse(LazyEncoder(ensure_ascii=False).encode(response_data))
-
-
-@cache.never_cache
-def logout_then_redirect(request):
- auth.logout(request)
- return HttpResponseRedirect(urlquote_plus(request.GET.get('next', '/'), safe='/?='))
-
+ result = {"matches": tags_list}
+ return JsonResponse(result, callback)
# =========
try:
book_import_form.save()
except:
+ import sys
+ import pprint
+ import traceback
info = sys.exc_info()
exception = pprint.pformat(info[1])
tb = '\n'.join(traceback.format_tb(info[2]))
return HttpResponse(_("Error importing file: %r") % book_import_form.errors)
+# info views for API
-def clock(request):
- """ Provides server time for jquery.countdown,
- in a format suitable for Date.parse()
- """
- from datetime import datetime
- return HttpResponse(datetime.now().strftime('%Y/%m/%d %H:%M:%S'))
+def book_info(request, id, lang='pl'):
+ book = get_object_or_404(models.Book, id=id)
+ # set language by hand
+ translation.activate(lang)
+ return render_to_response('catalogue/book_info.html', locals(),
+ context_instance=RequestContext(request))
+
+
+def tag_info(request, id):
+ tag = get_object_or_404(models.Tag, id=id)
+ return HttpResponse(tag.description)
+
+
+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 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='/?='))
+
+
+class CustomPDFFormView(AjaxableFormView):
+ form_class = forms.CustomPDFForm
+ title = ugettext_lazy('Download custom PDF')
+ submit = ugettext_lazy('Download')
+ honeypot = True
+
+ 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