detail page getting shape

[wolnelektury.git] / apps / api / handlers.py

diff --git a/apps/api/handlers.py b/apps/api/handlers.py
index 41b5ac6..d34806f 100644 (file)
--- a/apps/api/handlers.py
+++ b/apps/api/handlers.py
@@ -15,6 +15,8 @@ from api.helpers import timestamp
 from api.models import Deleted
 from catalogue.forms import BookImportForm
 from catalogue.models import Book, Tag, BookMedia, Fragment
+from picture.models import Picture
+from picture.forms import PictureImportForm
 
 from stats.utils import piwik_track
 
@@ -93,16 +95,18 @@ class BookDetailHandler(BaseHandler):
 
     """
     allowed_methods = ['GET']
-    fields = ['title', 'parent',
-        'xml', 'html', 'pdf', 'epub', 'txt',
+    fields = ['title', 'parent'] + Book.formats + [
         'media', 'url'] + category_singular.keys()
 
     @piwik_track
-    def read(self, request, slug):
-        """ Returns details of a book, identified by a slug. """
+    def read(self, request, book):
+        """ Returns details of a book, identified by a slug and lang. """
+        kwargs = Book.split_urlid(book)
+        if not kwargs:
+            return rc.NOT_FOUND
 
         try:
-            return Book.objects.get(slug=slug)
+            return Book.objects.get(**kwargs)
         except Book.DoesNotExist:
             return rc.NOT_FOUND
 
@@ -123,7 +127,7 @@ class AnonymousBooksHandler(AnonymousBaseHandler):
     @classmethod
     def href(cls, book):
         """ Returns an URI for a Book in the API. """
-        return API_BASE + reverse("api_book", args=[book.slug])
+        return API_BASE + reverse("api_book", args=[book.urlid()])
 
     @classmethod
     def url(cls, book):
@@ -203,7 +207,7 @@ def _file_getter(format):
         else:
             return ''
     return get_file
-for format in ('xml', 'txt', 'html', 'epub', 'pdf'):
+for format in Book.formats:
     setattr(BooksHandler, format, _file_getter(format))
 
 
@@ -247,9 +251,8 @@ class TagsHandler(BaseHandler):
         except KeyError, e:
             return rc.NOT_FOUND
 
-        tags = Tag.objects.filter(category=category_sng)
-        tags = [t for t in tags if t.get_count() > 0]
-        if tags:
+        tags = Tag.objects.filter(category=category_sng).exclude(book_count=0)
+        if tags.exists():
             return tags
         else:
             return rc.NOT_FOUND
@@ -266,11 +269,18 @@ class FragmentDetailHandler(BaseHandler):
     fields = ['book', 'anchor', 'text', 'url', 'themes']
 
     @piwik_track
-    def read(self, request, slug, anchor):
+    def read(self, request, book, anchor):
         """ Returns details of a fragment, identified by book slug and anchor. """
+        kwargs = Book.split_urlid(book)
+        if not kwargs:
+            return rc.NOT_FOUND
+
+        fragment_kwargs = {}
+        for field, value in kwargs.items():
+            fragment_kwargs['book__' + field] = value
 
         try:
-            return Fragment.objects.get(book__slug=slug, anchor=anchor)
+            return Fragment.objects.get(anchor=anchor, **fragment_kwargs)
         except Fragment.DoesNotExist:
             return rc.NOT_FOUND
 
@@ -307,7 +317,7 @@ class FragmentsHandler(BaseHandler):
     def href(cls, fragment):
         """ Returns URI in the API for the fragment. """
 
-        return API_BASE + reverse("api_fragment", args=[fragment.book.slug, fragment.anchor])
+        return API_BASE + reverse("api_fragment", args=[fragment.book.urlid(), fragment.anchor])
 
     @classmethod
     def url(cls, fragment):
@@ -353,16 +363,15 @@ class CatalogueHandler(BaseHandler):
 
     @staticmethod
     def book_dict(book, fields=None):
-        all_fields = ('url', 'title', 'description',
+        all_fields = ['url', 'title', 'description',
                       'gazeta_link', 'wiki_link',
-                      'xml', 'epub', 'txt', 'pdf', 'html',
-                      'mp3', 'ogg', 'daisy',
+                      ] + Book.formats + BookMedia.formats + [
                       'parent', 'parent_number',
                       'tags',
                       'license', 'license_description', 'source_name',
                       'technical_editors', 'editors',
                       'author', 'sort_key',
-                     )
+                     ]
         if fields:
             fields = (f for f in fields if f in all_fields)
         else:
@@ -373,7 +382,7 @@ class CatalogueHandler(BaseHandler):
         obj = {}
         for field in fields:
 
-            if field in ('xml', 'epub', 'txt', 'pdf', 'html'):
+            if field in Book.formats:
                 f = getattr(book, field+'_file')
                 if f:
                     obj[field] = {
@@ -381,7 +390,7 @@ class CatalogueHandler(BaseHandler):
                         'size': f.size,
                     }
 
-            elif field in ('mp3', 'ogg', 'daisy'):
+            elif field in BookMedia.formats:
                 media = []
                 for m in book.media.filter(type=field):
                     media.append({
@@ -510,7 +519,7 @@ class CatalogueHandler(BaseHandler):
                     changed_at__gte=since,
                     changed_at__lt=until):
             # only serve non-empty tags
-            if tag.get_count():
+            if tag.book_count:
                 tag_d = cls.tag_dict(tag, fields)
                 updated.append(tag_d)
             elif tag.created_at < since:
@@ -573,3 +582,21 @@ class ChangesHandler(CatalogueHandler):
     @piwik_track
     def read(self, request, since):
         return self.changes(request, since)
+
+
+class PictureHandler(BaseHandler):
+    model = Picture
+    fields = ('slug', 'title')
+    allowed_methods = ('POST',)
+
+    def create(self, request):
+        if not request.user.has_perm('picture.add_picture'):
+            return rc.FORBIDDEN
+
+        data = json.loads(request.POST.get('data'))
+        form = PictureImportForm(data)
+        if form.is_valid():
+            form.save()
+            return rc.CREATED
+        else:
+            return rc.NOT_FOUND