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

diff --git a/apps/api/handlers.py b/apps/api/handlers.py
index 508659e..41b5ac6 100644 (file)
--- a/apps/api/handlers.py
+++ b/apps/api/handlers.py
@@ -3,19 +3,20 @@
 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
 
 from datetime import datetime, timedelta
+import json
 
 from django.conf import settings
 from django.contrib.sites.models import Site
 from django.core.urlresolvers import reverse
-from django.http import Http404
-from django.shortcuts import get_object_or_404
-from piston.handler import BaseHandler
+from piston.handler import AnonymousBaseHandler, BaseHandler
 from piston.utils import rc
 
 from api.helpers import timestamp
 from api.models import Deleted
+from catalogue.forms import BookImportForm
 from catalogue.models import Book, Tag, BookMedia, Fragment
 
+from stats.utils import piwik_track
 
 API_BASE = WL_BASE = MEDIA_BASE = 'http://' + Site.objects.get_current().domain
 
@@ -38,7 +39,7 @@ def read_tags(tags, allowed):
 
     :param str tags: a path of category and slug pairs, like: authors/an-author/...
     :returns: list of Tag objects
-    :raises: django.http.Http404
+    :raises: ValueError when tags can't be found
     """
     if not tags:
         return []
@@ -52,16 +53,19 @@ def read_tags(tags, allowed):
         try:
             category = category_singular[category]
         except KeyError:
-            raise Http404
+            raise ValueError('Unknown category.')
 
         if not category in allowed:
-            raise Http404
+            raise ValueError('Category not allowed.')
 
         # !^%@#$^#!
         if category == 'book':
             slug = 'l-' + slug
 
-        real_tags.append(get_object_or_404(Tag, category=category, slug=slug))
+        try:
+            real_tags.append(Tag.objects.get(category=category, slug=slug))
+        except Tag.DoesNotExist:
+            raise ValueError('Tag not found')
     return real_tags
 
 
@@ -93,13 +97,17 @@ class BookDetailHandler(BaseHandler):
         'xml', 'html', 'pdf', 'epub', 'txt',
         'media', 'url'] + category_singular.keys()
 
+    @piwik_track
     def read(self, request, slug):
         """ Returns details of a book, identified by a slug. """
 
-        return get_object_or_404(Book, slug=slug)
+        try:
+            return Book.objects.get(slug=slug)
+        except Book.DoesNotExist:
+            return rc.NOT_FOUND
 
 
-class BooksHandler(BaseHandler):
+class AnonymousBooksHandler(AnonymousBaseHandler):
     """ Main handler for Book objects.
 
     Responsible for lists of Book objects
@@ -123,6 +131,7 @@ class BooksHandler(BaseHandler):
 
         return WL_BASE + book.get_absolute_url()
 
+    @piwik_track
     def read(self, request, tags, top_level=False):
         """ Lists all books with given tags.
 
@@ -147,6 +156,9 @@ class BooksHandler(BaseHandler):
         else:
             return rc.NOT_FOUND
 
+    def create(self, request, tags, top_level=False):
+        return 'aaa'
+
     @classmethod
     def media(self, book):
         """ Returns all media for a book. """
@@ -154,6 +166,23 @@ class BooksHandler(BaseHandler):
         return book.media.all()
 
 
+class BooksHandler(BaseHandler):
+    model = Book
+    fields = ('slug', 'title')
+    anonymous = AnonymousBooksHandler
+
+    def create(self, request, tags, top_level=False):
+        if not request.user.has_perm('catalogue.add_book'):
+            return rc.FORBIDDEN
+
+        data = json.loads(request.POST.get('data'))
+        form = BookImportForm(data)
+        if form.is_valid():
+            form.save()
+            return rc.CREATED
+        else:
+            return rc.NOT_FOUND
+
 # add categorized tags fields for Book
 def _tags_getter(category):
     @classmethod
@@ -183,6 +212,7 @@ class TagDetailHandler(BaseHandler):
 
     fields = ['name', 'sort_key', 'description']
 
+    @piwik_track
     def read(self, request, category, slug):
         """ Returns details of a tag, identified by category and slug. """
 
@@ -191,7 +221,10 @@ class TagDetailHandler(BaseHandler):
         except KeyError, e:
             return rc.NOT_FOUND
 
-        return get_object_or_404(Tag, category=category_sng, slug=slug)
+        try:
+            return Tag.objects.get(category=category_sng, slug=slug)
+        except Tag.DoesNotExist:
+            return rc.NOT_FOUND
 
 
 class TagsHandler(BaseHandler):
@@ -205,6 +238,7 @@ class TagsHandler(BaseHandler):
     model = Tag
     fields = ['name', 'href']
 
+    @piwik_track
     def read(self, request, category):
         """ Lists all tags in the category (eg. all themes). """
 
@@ -231,10 +265,14 @@ class TagsHandler(BaseHandler):
 class FragmentDetailHandler(BaseHandler):
     fields = ['book', 'anchor', 'text', 'url', 'themes']
 
+    @piwik_track
     def read(self, request, slug, anchor):
         """ Returns details of a fragment, identified by book slug and anchor. """
 
-        return get_object_or_404(Fragment, book__slug=slug, anchor=anchor)
+        try:
+            return Fragment.objects.get(book__slug=slug, anchor=anchor)
+        except Fragment.DoesNotExist:
+            return rc.NOT_FOUND
 
 
 class FragmentsHandler(BaseHandler):
@@ -250,6 +288,7 @@ class FragmentsHandler(BaseHandler):
 
     categories = set(['author', 'epoch', 'kind', 'genre', 'book', 'theme'])
 
+    @piwik_track
     def read(self, request, tags):
         """ Lists all fragments with given book, tags, themes.
 
@@ -515,6 +554,7 @@ class CatalogueHandler(BaseHandler):
 class BookChangesHandler(CatalogueHandler):
     allowed_methods = ('GET',)
 
+    @piwik_track
     def read(self, request, since):
         return self.book_changes(request, since)
 
@@ -522,6 +562,7 @@ class BookChangesHandler(CatalogueHandler):
 class TagChangesHandler(CatalogueHandler):
     allowed_methods = ('GET',)
 
+    @piwik_track
     def read(self, request, since):
         return self.tag_changes(request, since)
 
@@ -529,5 +570,6 @@ class TagChangesHandler(CatalogueHandler):
 class ChangesHandler(CatalogueHandler):
     allowed_methods = ('GET',)
 
+    @piwik_track
     def read(self, request, since):
         return self.changes(request, since)