# 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 tarfile
-import sys
-import pprint
-import traceback
import re
import itertools
-from operator import itemgetter
-from datetime import datetime
from django.conf import settings
from django.template import RequestContext
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
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 import translation
from django.utils.translation import ugettext as _
-from django.views.generic.list_detail import object_list
-from django.template.defaultfilters import slugify
+from django.views.decorators.cache import never_cache
+
+from ajaxable.utils import JSONResponse, 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, AttachmentHttpResponse,
+ async_build_pdf, MultiQuerySet)
from pdcounter import models as pdcounter_models
from pdcounter import views as pdcounter_views
-from slughifi import slughifi
+from suggest.forms import PublishingSuggestForm
+from picture.models import Picture
+from os import path
staff_required = user_passes_test(lambda user: user.is_staff)
-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'))
+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.get_count()
+ tag.count = tag.book_count
categories = split_tags(tags)
fragment_tags = categories.get('theme', [])
- form = forms.SearchForm()
- return render_to_response('catalogue/main_page.html', locals(),
+ return render_to_response('catalogue/catalogue.html', locals(),
context_instance=RequestContext(request))
-def book_list(request, filter=None, template_name='catalogue/book_list.html'):
+def book_list(request, filter=None, template_name='catalogue/book_list.html',
+ context=None):
""" generates a listing of all books, optionally filtered with a test function """
- form = forms.SearchForm()
-
- books_by_parent = {}
- books = models.Book.objects.all().order_by('parent_number', 'title').only('title', 'parent', 'slug')
- if filter:
- books = books.filter(filter).distinct()
- book_ids = set((book.pk for book in books))
- for book in books:
- parent = book.parent_id
- if parent not in book_ids:
- parent = None
- books_by_parent.setdefault(parent, []).append(book)
- else:
- for book in books:
- books_by_parent.setdefault(book.parent_id, []).append(book)
-
- orphans = []
- books_by_author = SortedDict()
+ books_by_author, orphans, books_by_parent = models.Book.book_list(filter)
books_nav = SortedDict()
- for tag in models.Tag.objects.filter(category='author'):
- books_by_author[tag] = []
-
- for book in books_by_parent.get(None,()):
- authors = list(book.tags.filter(category='author'))
- if authors:
- for author in authors:
- books_by_author[author].append(book)
- else:
- orphans.append(book)
-
for tag in books_by_author:
if books_by_author[tag]:
books_nav.setdefault(tag.sort_key[0], []).append(tag)
def audiobook_list(request):
- return book_list(request, Q(medias__type='mp3') | Q(medias__type='ogg'),
+ return book_list(request, Q(media__type='mp3') | Q(media__type='ogg'),
template_name='catalogue/audiobook_list.html')
def daisy_list(request):
- return book_list(request, Q(medias__type='daisy'),
+ return book_list(request, Q(media__type='daisy'),
template_name='catalogue/daisy_list.html')
+def collection(request, slug):
+ coll = get_object_or_404(models.Collection, slug=slug)
+ slugs = coll.book_slugs.split()
+ # allow URIs
+ slugs = [slug.rstrip('/').rsplit('/', 1)[-1] if '/' in slug else slug
+ for slug in slugs]
+ return book_list(request, Q(slug__in=slugs),
+ template_name='catalogue/collection.html',
+ context={'collection': coll})
+
+
def differentiate_tags(request, tags, ambiguous_slugs):
beginning = '/'.join(tag.url_chunk for tag in tags)
unparsed = '/'.join(ambiguous_slugs[1:])
context_instance=RequestContext(request))
+@never_cache
def tagged_object_list(request, tags=''):
try:
tags = models.Tag.get_tag_list(tags)
raise Http404
except models.Tag.MultipleObjectsReturned, e:
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:
objects = fragments
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)
+ if shelf_is_set:
+ objects = models.Book.tagged.with_all(tags)
+ else:
+ objects = models.Book.tagged_top_level(tags)
# get related tags from `tag_counter` and `theme_counter`
related_counts = {}
only_author = len(tags) == 1 and tags[0].category == 'author'
objects = models.Book.objects.none()
- return object_list(
- request,
- objects,
- template_name='catalogue/tagged_object_list.html',
- extra_context={
+ # Add pictures
+ objects = MultiQuerySet(Picture.tagged.with_all(tags), objects)
+
+ return render_to_response('catalogue/tagged_object_list.html',
+ {
+ 'object_list': objects,
'categories': categories,
'only_shelf': only_shelf,
'only_author': only_author,
'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_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')
+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')
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))
+@never_cache
def book_detail(request, slug):
try:
book = models.Book.objects.get(slug=slug)
except models.Book.DoesNotExist:
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', 'title')
-
- _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 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():
+ ogg_files[m.name] = m
+
+ audiobooks = []
+ have_oggs = True
+ projects = set()
+ for mp3 in book.media.filter(type='mp3'):
+ # ogg files are always from the same project
+ meta = mp3.get_extra_info_value()
+ 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)
+ print audiobooks
+
+ projects = sorted(projects)
+
+ 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 = {}
def find_best_matches(query, user=None):
- """ Finds a Book, Tag, BookStub or Author 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,
if isinstance(match, models.Book))
authors = set(match.name.lower() for match in result
if isinstance(match, models.Tag) and match.category=='author')
- result = (res for res in result if not (
+ 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)
))
{'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):
- if not request.user.is_authenticated():
- return HttpResponse(_('<p>To maintain your shelves you need to be logged in.</p>'))
-
- 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 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 JSONResponse('{"msg":"'+_("<p>Shelves were sucessfully saved.</p>")+'", "after":"close"}')
- else:
- return HttpResponseRedirect('/')
+ if request.GET.get('mozhint', ''):
+ result = [prefix, tags_list]
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', 'daisy']
-
- # 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.has_media("odt"):
- for file in book.get_media("odt"):
- filename = file.file.path
- archive.write(filename, str('%s.odt' % slugify(file.name)))
- 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.has_media("mp3"):
- for file in book.get_media("mp3"):
- filename = file.file.path
- archive.write(filename, str('%s.mp3' % slugify(file.name)))
- if 'ogg' in formats and book.has_media("ogg"):
- for file in book.get_media("ogg"):
- filename = file.file.path
- archive.write(filename, str('%s.ogg' % slugify(file.name)))
- if 'daisy' in formats and book.has_media("daisy"):
- for file in book.get_media("daisy"):
- filename = file.file.path
- archive.write(filename, str('%s.daisy' % slugify(file.name)))
- 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 = {'pdf': False, 'epub': False, 'odt': False, 'txt': False, 'mp3': False, 'ogg': False, 'daisy': 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
- if book.daisy_file:
- formats['daisy'] = 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('/')
-
-
-# ==================
-# = 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': {}}
- 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()
- """
- 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))
-@cache.never_cache
-def xmls(request):
- """"
- Create a zip archive with all XML files.
- """
- temp = tempfile.TemporaryFile()
- archive = zipfile.ZipFile(temp, 'w')
+def tag_info(request, id):
+ tag = get_object_or_404(models.Tag, id=id)
+ return HttpResponse(tag.description)
- for book in models.Book.objects.all():
- archive.write(book.xml_file.path, str('%s.xml' % book.slug))
- archive.close()
- response = HttpResponse(content_type='application/zip', mimetype='application/x-zip-compressed')
- response['Content-Disposition'] = 'attachment; filename=xmls.zip'
- response['Content-Length'] = temp.tell()
+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='/?='))
- temp.seek(0)
- response.write(temp.read())
- return response
+def download_custom_pdf(request, slug, method='GET'):
+ book = get_object_or_404(models.Book, slug=slug)
-@cache.never_cache
-def epubs(request):
- """"
- Create a tar archive with all EPUB files, segregated to directories.
- """
+ 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)
- temp = tempfile.TemporaryFile()
- archive = tarfile.TarFile(fileobj=temp, mode='w')
+ 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.slug), 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')
- for book in models.Book.objects.exclude(epub_file=''):
- archive.add(book.epub_file.path, (u'%s/%s.epub' % (book.get_extra_info_value()['author'], book.slug)).encode('utf-8'))
- archive.close()
+ def __call__(self, request):
+ from copy import copy
+ if request.method == 'POST':
+ request.GET = copy(request.GET)
+ request.GET['next'] = "%s?%s" % (reverse('catalogue.views.download_custom_pdf', args=[request.GET.get('slug')]),
+ request.POST.urlencode())
+ return super(CustomPDFFormView, self).__call__(request)
- response = HttpResponse(content_type='application/tar', mimetype='application/x-tar')
- response['Content-Disposition'] = 'attachment; filename=epubs.tar'
- response['Content-Length'] = temp.tell()
+ def get_object(self, request):
+ return get_object_or_404(models.Book, slug=request.GET.get('slug'))
- temp.seek(0)
- response.write(temp.read())
- return response
+ def context_description(self, request, obj):
+ return obj.pretty_title()
+
+ def success(self, *args):
+ pass
fnp / wolnelektury.git / blobdiff