X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/24b135ddf6bcd87ec53d1a98f653d2abcdd22fa5..472845d4dba67935e4f5bbbfa07b54b23921dab5:/apps/catalogue/views.py diff --git a/apps/catalogue/views.py b/apps/catalogue/views.py index cc5601593..deab25967 100644 --- a/apps/catalogue/views.py +++ b/apps/catalogue/views.py @@ -17,47 +17,83 @@ from django.contrib.auth.decorators import login_required, user_passes_test from django.utils.datastructures import SortedDict from django.utils.http import urlquote_plus from django.utils import translation -from django.utils.translation import ugettext as _, ugettext_lazy -from django.views.decorators.cache import never_cache +from django.utils.translation import get_language, ugettext as _, ugettext_lazy +from django.views.decorators.vary import vary_on_headers from ajaxable.utils import JSONResponse, AjaxableFormView - from catalogue import models from catalogue import forms from catalogue.utils import split_tags, MultiQuerySet +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 picture.models import Picture, PictureArea +from picture.views import picture_list_thumb +import logging 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_split(fragment_tags) + for category, tags in categories.items(): + 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)) -def book_list(request, filter=None, template_name='catalogue/book_list.html', +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 = SortedDict() for tag in books_by_author: @@ -85,12 +121,16 @@ def daisy_list(request): 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', + 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}) @@ -109,17 +149,21 @@ def differentiate_tags(request, tags, ambiguous_slugs): context_instance=RequestContext(request)) -@never_cache -def tagged_object_list(request, tags=''): +# TODO: Rewrite this hellish piece of code which tries to do everything +def tagged_object_list(request, tags='', gallery=True, literature=True): + # 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)])) @@ -133,20 +177,31 @@ def tagged_object_list(request, 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) + if literature: + fragments = models.Fragment.tagged.with_all(fragment_tags) + else: + fragments = models.Fragment.objects.none() + if gallery: + areas = PictureArea.tagged.with_all(fragment_tags) + else: + areas = PictureArea.objects.none() - if shelf_tags: + if shelf_tags and literature: 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.iterator()]) @@ -155,43 +210,65 @@ def tagged_object_list(request, tags=''): # newtagging goes crazy if we just try: #related_tags = models.Tag.objects.usage_for_queryset(fragments, counts=True, # extra={'where': ["catalogue_tag.category != 'book'"]}) + + 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'"]}) 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) + + 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, categories) + object_queries.append(areas) + objects = MultiQuerySet(*object_queries) else: - if shelf_is_set: - objects = models.Book.tagged.with_all(tags) + if literature: + if shelf_is_set: + books = models.Book.tagged.with_all(tags) + else: + books = models.Book.tagged_top_level(tags) + else: + books = models.Book.objects.none() + + if gallery: + pictures = Picture.tagged.with_all(tags) else: - objects = models.Book.tagged_top_level(tags) - - # get related tags from `tag_counter` and `theme_counter` - related_counts = {} - tags_pks = [tag.pk for tag in tags] - for book in objects.iterator(): - 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 - 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 + pictures = Picture.objects.none() + + if literature and books.count() > 0: + # get related tags from `tag_counter` and `theme_counter` + related_counts = {} + 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 + 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 = MultiQuerySet(pictures, books) 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', { @@ -218,7 +295,6 @@ def book_fragments(request, slug, theme_slug): context_instance=RequestContext(request)) -@never_cache def book_detail(request, slug): try: book = models.Book.objects.get(slug=slug) @@ -274,13 +350,6 @@ def book_text(request, slug): if not book.has_html_file(): raise Http404 - book_themes = {} - for fragment in book.fragments.all().iterator(): - for theme in fragment.tags.filter(category='theme').iterator(): - 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))