from django.utils.translation import ugettext as _
from django.views.generic.list_detail import object_list
-from ajaxable.utils import LazyEncoder, JSONResponse
+from ajaxable.utils import LazyEncoder, JSONResponse, AjaxableFormView
+
from catalogue import models
from catalogue import forms
from catalogue.utils import (split_tags, AttachmentHttpResponse,
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 """
books_by_author, orphans, books_by_parent = models.Book.book_list(filter)
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:])
book = models.Book.objects.get(slug=slug)
except models.Book.DoesNotExist:
return pdcounter_views.book_stub_detail(request, kwargs['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:
context_instance=RequestContext(request))
else:
form = PublishingSuggestForm(initial={"books": prefix + ", "})
- return render_to_response('catalogue/search_no_hits.html',
+ 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
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, 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]:
- 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, slug):
- book = get_object_or_404(models.Book, slug=slug)
-
- 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)):
- 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' % (book.slug, 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('/')
-
# =========
# = Admin =
return HttpResponseRedirect(urlquote_plus(settings.MEDIA_URL + url, safe='/?='))
-def download_custom_pdf(request, slug):
+def download_custom_pdf(request, slug, method='GET'):
book = get_object_or_404(models.Book, slug=slug)
- if request.method == 'GET':
- form = forms.CustomPDFForm(request.GET)
+ 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()
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')
+
+ 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['slug']]),
+ request.POST.urlencode())
+ return super(CustomPDFFormView, self).__call__(request)
+
+
+ def success(self, *args):
+ pass
fnp / wolnelektury.git / blobdiff