rearrange imports
[wolnelektury.git] / apps / catalogue / views.py
index 7f1de6d..c808534 100644 (file)
@@ -2,12 +2,6 @@
 # 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 datetime import datetime
@@ -15,9 +9,9 @@ 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.db.models import Count, Sum, 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
@@ -28,16 +22,16 @@ 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 catalogue import models
 from catalogue import forms
 from catalogue.utils import split_tags
-from newtagging import views as newtagging_views
 from pdcounter import models as pdcounter_models
 from pdcounter import views as pdcounter_views
-from slughifi import slughifi
+from suggest.forms import PublishingSuggestForm
 
 
 staff_required = user_passes_test(lambda user: user.is_staff)
@@ -81,34 +75,8 @@ def book_list(request, filter=None, template_name='catalogue/book_list.html'):
 
     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)
@@ -118,12 +86,12 @@ def book_list(request, filter=None, template_name='catalogue/book_list.html'):
 
 
 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')
 
 
@@ -152,6 +120,8 @@ def tagged_object_list(request, 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:
@@ -193,14 +163,10 @@ def tagged_object_list(request, tags=''):
 
             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 = {}
@@ -232,7 +198,6 @@ def tagged_object_list(request, tags=''):
             'only_author': only_author,
             'only_my_shelf': only_my_shelf,
             'formats_form': forms.DownloadFormatsForm(),
-
             'tags': tags,
         }
     )
@@ -258,7 +223,7 @@ def book_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_children = book.children.all().order_by('parent_number', 'sort_key')
     
     _book = book
     parents = []
@@ -273,6 +238,19 @@ def book_detail(request, slug):
         tag.count = theme_counter[tag.pk]
 
     extra_info = book.get_extra_info_value()
+    hide_about = extra_info.get('about', '').startswith('http://wiki.wolnepodreczniki.pl')
+
+    projects = set()
+    for m in book.media.filter(type='mp3'):
+        # ogg files are always from the same project
+        meta = m.get_extra_info_value()
+        project = meta.get('project')
+        if not project:
+            # temporary fallback
+            project = u'CzytamySłuchając'
+
+        projects.add((project, meta.get('funded_by', '')))
+    projects = sorted(projects)
 
     form = forms.SearchForm()
     return render_to_response('catalogue/book_detail.html', locals(),
@@ -466,7 +444,9 @@ 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))
 
 
@@ -585,6 +565,10 @@ def download_shelf(request, slug):
     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 = []
@@ -592,7 +576,7 @@ def download_shelf(request, slug):
     if form.is_valid():
         formats = form.cleaned_data['formats']
     if len(formats) == 0:
-        formats = ['pdf', 'epub', 'odt', 'txt']
+        formats = ['pdf', 'epub', 'mobi', 'odt', 'txt']
 
     # Create a ZIP archive
     temp = tempfile.TemporaryFile()
@@ -603,6 +587,9 @@ def download_shelf(request, slug):
         if 'pdf' in formats and book.pdf_file:
             filename = book.pdf_file.path
             archive.write(filename, str('%s.pdf' % book.slug))
+        if 'mobi' in formats and book.mobi_file:
+            filename = book.mobi_file.path
+            archive.write(filename, str('%s.mobi' % 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))
@@ -632,13 +619,15 @@ def shelf_book_formats(request, shelf):
     """
     shelf = get_object_or_404(models.Tag, slug=shelf, category='set')
 
-    formats = {'pdf': False, 'epub': False, 'odt': False, 'txt': False}
+    formats = {'pdf': False, 'epub': False, 'mobi': False, 'odt': False, 'txt': 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.mobi_file:
+            formats['mobi'] = True
         if book.txt_file:
             formats['txt'] = True
         for format in ('odt',):
@@ -728,6 +717,9 @@ def import_book(request):
         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]))
@@ -745,23 +737,28 @@ def clock(request):
     return HttpResponse(datetime.now().strftime('%Y/%m/%d %H:%M:%S'))
 
 
-@cache.never_cache
-def xmls(request):
-    """"
-    Create a zip archive with all XML files.
-    This should be removed when we have real API.
-    """
-    temp = tempfile.TemporaryFile()
-    archive = zipfile.ZipFile(temp, 'w')
+# info views for API
 
-    for book in models.Book.objects.all():
-        archive.write(book.xml_file.path, str('%s.xml' % book.slug))
-    archive.close()
+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))
 
-    response = HttpResponse(content_type='application/zip', mimetype='application/x-zip-compressed')
-    response['Content-Disposition'] = 'attachment; filename=xmls.zip'
-    response['Content-Length'] = temp.tell()
 
-    temp.seek(0)
-    response.write(temp.read())
-    return response
+def tag_info(request, id):
+    tag = get_object_or_404(models.Tag, id=id)
+    return HttpResponse(tag.description)
+
+
+def download_zip(request, format, slug):
+    url = None
+    if format in ('pdf', 'epub', 'mobi'):
+        url = models.Book.zip_format(format)
+    elif format == 'audiobook' and slug is not None:
+        book = models.Book.objects.get(slug=slug)
+        url = book.zip_audiobooks()
+    else:
+        raise Http404('No format specified for zip package')
+    return HttpResponseRedirect(urlquote_plus(settings.MEDIA_URL + url, safe='/?='))