Add mock Search class for development.

[wolnelektury.git] / apps / catalogue / views.py

diff --git a/apps/catalogue/views.py b/apps/catalogue/views.py
index d69e542..f47329a 100644 (file)
--- a/apps/catalogue/views.py
+++ b/apps/catalogue/views.py
@@ -2,33 +2,34 @@
 # This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
 #
 # 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 re

-import itertools

 
 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.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, redirect
-from django.http import HttpResponse, HttpResponseRedirect, Http404, HttpResponsePermanentRedirect
+from django.shortcuts import render_to_response, get_object_or_404
+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.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.utils.http import urlquote_plus
 from django.utils import translation
 from django.utils.http import urlquote_plus
 from django.utils import translation

-from django.utils.translation import ugettext as _, ugettext_lazy
+from django.utils.translation import get_language, ugettext as _, ugettext_lazy

 from django.views.decorators.vary import vary_on_headers
 
 from django.views.decorators.vary import vary_on_headers
 

-from ajaxable.utils import JSONResponse, AjaxableFormView
+from ajaxable.utils import AjaxableFormView

 from catalogue import models
 from catalogue import forms
 from catalogue import models
 from catalogue import forms

-from catalogue.utils import split_tags, MultiQuerySet
+from .helpers import get_related_tags, get_fragment_related_tags, tags_usage_for_books, tags_usage_for_works, tags_usage_for_fragments
+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 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

 
 staff_required = user_passes_test(lambda user: user.is_staff)
 permanent_cache = get_cache('permanent')
 
 staff_required = user_passes_test(lambda user: user.is_staff)
 permanent_cache = get_cache('permanent')


@@ -36,27 +37,48 @@ permanent_cache = get_cache('permanent')
 
 @vary_on_headers('X-Requested-With')
 def catalogue(request):
 
 @vary_on_headers('X-Requested-With')
 def catalogue(request):

-    cache_key='catalogue.catalogue'
-    output = permanent_cache.get(cache_key)
+    #cache_key = 'catalogue.catalogue/' + get_language()
+    #output = permanent_cache.get(cache_key)
+    output = None
+

     if output is None:
     if output is None:

-        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', [])
+        common_categories = ('author',)
+        split_categories = ('epoch', 'genre', 'kind')
+
+        categories = split_tags(tags_usage_for_works(common_categories))
+        book_categories = split_tags(tags_usage_for_books(split_categories))
+        picture_categories = split_tags(
+            models.Tag.objects.usage_for_model(Picture, counts=True).filter(
+                category__in=split_categories))
+        # we want global usage for themes
+        fragment_tags = list(tags_usage_for_fragments(('theme',)))

         collections = models.Collection.objects.all()
         collections = models.Collection.objects.all()

+

         render_tag_list = lambda x: render_to_string(
             'catalogue/tag_list.html', tag_list(x))
         render_tag_list = lambda x: render_to_string(
             'catalogue/tag_list.html', tag_list(x))

-        output = {'theme': render_tag_list(fragment_tags)}
-        for category, tags in categories.items():
-            output[category] = render_tag_list(tags)
+
+        def render_split(with_books, with_pictures):
+            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 = {}
+        output['theme'] = render_tag_list(fragment_tags)
+        for category in common_categories:
+            output[category] = render_tag_list(categories.get(category, []))
+        for category in split_categories:
+            output[category] = render_split(
+                book_categories.get(category, []),
+                picture_categories.get(category, []))
+

         output['collections'] = render_to_string(
             'catalogue/collection_list.html', collection_list(collections))
         output['collections'] = render_to_string(
             'catalogue/collection_list.html', collection_list(collections))

-        permanent_cache.set(cache_key, output)
+        #permanent_cache.set(cache_key, output)

     if request.is_ajax():
     if request.is_ajax():

-        return JSONResponse(output)
+        return JsonResponse(output)

     else:
         return render_to_response('catalogue/catalogue.html', locals(),
             context_instance=RequestContext(request))
     else:
         return render_to_response('catalogue/catalogue.html', locals(),
             context_instance=RequestContext(request))


@@ -70,6 +92,7 @@ def book_list(request, filter=None, get_filter=None,
         context=None,
         ):
     """ generates a listing of all books, optionally filtered with a test function """
         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
     cached = permanent_cache.get(cache_key)
     if cached is not None:
         rendered_nav, rendered_book_list = cached


@@ -77,7 +100,7 @@ def book_list(request, filter=None, get_filter=None,
         if get_filter:
             filter = get_filter()
         books_by_author, orphans, books_by_parent = models.Book.book_list(filter)
         if get_filter:
             filter = get_filter()
         books_by_author, orphans, books_by_parent = models.Book.book_list(filter)

-        books_nav = SortedDict()
+        books_nav = OrderedDict()

         for tag in books_by_author:
             if books_by_author[tag]:
                 books_nav.setdefault(tag.sort_key[0], []).append(tag)
         for tag in books_by_author:
             if books_by_author[tag]:
                 books_nav.setdefault(tag.sort_key[0], []).append(tag)


@@ -103,8 +126,16 @@ def daisy_list(request):
 
 def collection(request, slug):
     coll = get_object_or_404(models.Collection, slug=slug)
 
 def collection(request, slug):
     coll = get_object_or_404(models.Collection, slug=slug)

-    return book_list(request, get_filter=coll.get_query,
-                     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})
 
                      cache_key='catalogue.collection:%s' % coll.slug,
                      context={'collection': coll})
 


@@ -113,7 +144,7 @@ def differentiate_tags(request, tags, ambiguous_slugs):
     beginning = '/'.join(tag.url_chunk for tag in tags)
     unparsed = '/'.join(ambiguous_slugs[1:])
     options = []
     beginning = '/'.join(tag.url_chunk for tag in tags)
     unparsed = '/'.join(ambiguous_slugs[1:])
     options = []

-    for tag in models.Tag.objects.exclude(category='book').filter(slug=ambiguous_slugs[0]):
+    for tag in models.Tag.objects.filter(slug=ambiguous_slugs[0]):

         options.append({
             'url_args': '/'.join((beginning, tag.url_chunk, unparsed)).strip('/'),
             'tags': [tag]
         options.append({
             'url_args': '/'.join((beginning, tag.url_chunk, unparsed)).strip('/'),
             'tags': [tag]


@@ -123,16 +154,21 @@ def differentiate_tags(request, tags, ambiguous_slugs):
                 context_instance=RequestContext(request))
 
 
                 context_instance=RequestContext(request))
 
 

+# TODO: Rewrite this hellish piece of code which tries to do everything

 def tagged_object_list(request, tags=''):
 def tagged_object_list(request, tags=''):

+    # preliminary tests and conditions

     try:
         tags = models.Tag.get_tag_list(tags)
     except models.Tag.DoesNotExist:
     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:
         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)]))
         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)]))


@@ -146,72 +182,70 @@ def tagged_object_list(request, tags=''):
     if len([tag for tag in tags if tag.category == 'book']):
         raise Http404
 
     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
 
     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
+
+    objects =  None

     categories = {}
     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 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:
 
         if shelf_tags:

+            # FIXME: book tags here

             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()])
             fragments = models.Fragment.tagged.with_any(l_tags, fragments)
 
             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()])
             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.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 = get_fragment_related_tags(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)
             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:
     else:
         if shelf_is_set:

-            objects = models.Book.tagged.with_all(tags)
+            books = models.Book.tagged.with_all(tags).order_by(
+                'sort_key_author', 'title')

         else:
         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
+            books = models.Book.tagged_top_level(tags).order_by(
+                'sort_key_author', 'title')
+
+        pictures = Picture.tagged.with_all(tags).order_by(
+            'sort_key_author', 'title')
+
+        categories = split_tags(get_related_tags(tags))
+
+        objects = SortedMultiQuerySet(pictures, books,
+            order_by=('sort_key_author', 'title'))
+

 
     if not objects:
 
     if not objects:

-        only_author = len(tags) == 1 and tags[0].category == 'author'

         objects = models.Book.objects.none()
 
         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,
             'categories': categories,
             'only_shelf': only_shelf,
     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,
             'only_my_shelf': only_my_shelf,
             'formats_form': forms.DownloadFormatsForm(),
             'tags': tags,


@@ -222,10 +256,9 @@ def tagged_object_list(request, tags=''):
 
 def book_fragments(request, slug, theme_slug):
     book = get_object_or_404(models.Book, slug=slug)
 
 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')
     theme = get_object_or_404(models.Tag, slug=theme_slug, category='theme')

-    fragments = models.Fragment.tagged.with_all([book_tag, theme])
+    fragments = models.Fragment.tagged.with_all([theme]).filter(
+        Q(book=book) | Q(book__ancestor=book))

 
     return render_to_response('catalogue/book_fragments.html', locals(),
         context_instance=RequestContext(request))
 
     return render_to_response('catalogue/book_fragments.html', locals(),
         context_instance=RequestContext(request))


@@ -286,7 +319,6 @@ def book_text(request, slug):
 
     if not book.has_html_file():
         raise Http404
 
     if not book.has_html_file():
         raise Http404

-    related = book.related_info()

     return render_to_response('catalogue/book_text.html', locals(),
         context_instance=RequestContext(request))
 
     return render_to_response('catalogue/book_text.html', locals(),
         context_instance=RequestContext(request))
 


@@ -376,9 +408,9 @@ def _tags_starting_with(prefix, user=None):
     books = models.Book.objects.filter(_word_starts_with('title', prefix))
     tags = models.Tag.objects.filter(_word_starts_with('name', prefix))
     if user and user.is_authenticated():
     books = models.Book.objects.filter(_word_starts_with('title', prefix))
     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)))
+        tags = tags.filter(~Q(category='set') | Q(user=user))

     else:
     else:

-        tags = tags.filter(~Q(category='book') & ~Q(category='set'))
+        tags = tags.exclude(category='set')

 
     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)
 
     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)


@@ -428,7 +460,7 @@ def find_best_matches(query, user=None):
     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
     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 = 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)


@@ -497,7 +529,7 @@ def json_tags_starting_with(request, callback=None):
         result = [prefix, tags_list]
     else:
         result = {"matches": tags_list}
         result = [prefix, tags_list]
     else:
         result = {"matches": tags_list}

-    return JSONResponse(result, callback)
+    return JsonResponse(result, callback)

 
 
 # =========
 
 
 # =========