opds: added search, moved to separate app

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

diff --git a/apps/catalogue/views.py b/apps/catalogue/views.py
index 0055f52..1180ab2 100644 (file)
--- a/apps/catalogue/views.py
+++ b/apps/catalogue/views.py
@@ -81,8 +81,13 @@ def book_list(request):
 
     orphans = []
     books_by_author = SortedDict()
+    books_nav = SortedDict()
     for tag in models.Tag.objects.filter(category='author'):
         books_by_author[tag] = []
+        if books_nav.has_key(tag.sort_key[0]):
+            books_nav[tag.sort_key[0]].append(tag)
+        else:
+            books_nav[tag.sort_key[0]] = [tag]
 
     for book in books_by_parent[None]:
         authors = list(book.tags.filter(category='author'))
@@ -159,7 +164,7 @@ def tagged_object_list(request, tags=''):
             objects = fragments
     else:
         # get relevant books and their tags
-        objects = models.Book.tagged.with_all(tags).order_by()
+        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])
@@ -257,6 +262,8 @@ def book_stub_detail(request, slug):
 
 def book_text(request, slug):
     book = get_object_or_404(models.Book, slug=slug)
+    if not book.has_html_file():
+        raise Http404
     book_themes = {}
     for fragment in book.fragments.all():
         for theme in fragment.tags.filter(category='theme'):
@@ -319,7 +326,7 @@ def _sqlite_word_starts_with(name, prefix):
     return Q(**kwargs)
 
 
-if settings.DATABASE_ENGINE == 'sqlite3':
+if settings.DATABASES['default']['ENGINE'] == 'django.db.backends.sqlite3':
     _word_starts_with = _sqlite_word_starts_with
 
 
@@ -352,6 +359,10 @@ def _get_result_type(match):
     return type
 
 
+def books_starting_with(prefix):
+    prefix = prefix.lower()
+    return models.Book.objects.filter(_word_starts_with('title', prefix))
+
 
 def find_best_matches(query, user=None):
     """ Finds a Book, Tag or Bookstub best matching a query.
@@ -529,13 +540,15 @@ def download_shelf(request, slug):
     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 'epub' in formats and book.epub_file:
-            filename = book.epub_file.path
-            archive.write(filename, str('%s.epub' % 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.odt_file:
             filename = book.odt_file.path
             archive.write(filename, str('%s.odt' % book.slug))
@@ -571,7 +584,7 @@ def shelf_book_formats(request, shelf):
     for book in collect_books(models.Book.tagged.with_all(shelf)):
         if book.pdf_file:
             formats['pdf'] = True
-        if book.epub_file:
+        if book.root_ancestor.epub_file:
             formats['epub'] = True
         if book.odt_file:
             formats['odt'] = True