X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/153a6a7be8dee6ae0cb25caa6ac154046be67a40..99f6dd4f1ff0390de9a9bbd4e3352b953cb9a235:/apps/api/handlers.py?ds=inline

diff --git a/apps/api/handlers.py b/apps/api/handlers.py
index 437b3be4c..c118d95df 100644
--- a/apps/api/handlers.py
+++ b/apps/api/handlers.py
@@ -1,7 +1,7 @@
 # -*- coding: utf-8 -*-
 # This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
-
+#
 from datetime import datetime, timedelta
 import json
 from urlparse import urljoin
@@ -10,15 +10,19 @@ from django.conf import settings
 from django.contrib.sites.models import Site
 from django.core.cache import get_cache
 from django.core.urlresolvers import reverse
+from django.utils.timezone import utc
 from piston.handler import AnonymousBaseHandler, BaseHandler
 from piston.utils import rc
+from sorl.thumbnail import default
 
 from api.helpers import timestamp
 from api.models import Deleted
 from catalogue.forms import BookImportForm
-from catalogue.models import Book, Tag, BookMedia, Fragment
+from catalogue.models import Book, Tag, BookMedia, Fragment, Collection
+from catalogue.utils import related_tag_name
 from picture.models import Picture
 from picture.forms import PictureImportForm
+from wolnelektury.utils import tz
 
 from stats.utils import piwik_track
 
@@ -104,10 +108,6 @@ class BookMediaHandler(BaseHandler):
 class BookDetails(object):
     """Custom fields used for representing Books."""
 
-    @classmethod
-    def author(cls, book):
-        return ",".join(t[0] for t in book.related_info()['tags'].get('author', []))
-
     @classmethod
     def href(cls, book):
         """ Returns an URI for a Book in the API. """
@@ -134,6 +134,11 @@ class BookDetails(object):
     def cover(cls, book):
         return MEDIA_BASE + book.cover.url if book.cover else ''
 
+    @classmethod
+    def cover_thumb(cls, book):
+        return MEDIA_BASE + default.backend.get_thumbnail(
+                    book.cover, "139x193").url if book.cover else ''
+
 
 
 class BookDetailHandler(BaseHandler, BookDetails):
@@ -143,7 +148,7 @@ class BookDetailHandler(BaseHandler, BookDetails):
     """
     allowed_methods = ['GET']
     fields = ['title', 'parent', 'children'] + Book.formats + [
-        'media', 'url', 'cover'] + [
+        'media', 'url', 'cover', 'cover_thumb'] + [
             category_plural[c] for c in book_tag_categories]
 
     @piwik_track
@@ -162,7 +167,12 @@ class AnonymousBooksHandler(AnonymousBaseHandler, BookDetails):
     """
     allowed_methods = ('GET',)
     model = Book
-    fields = ['author', 'href', 'title', 'url', 'cover']
+    fields = book_tag_categories + ['href', 'title', 'url', 'cover', 'cover_thumb']
+
+    @classmethod
+    def genres(cls, book):
+        """ Returns all media for a book. """
+        return book.tags.filter(category='genre')
 
     @piwik_track
     def read(self, request, tags, top_level=False,
@@ -192,9 +202,9 @@ class AnonymousBooksHandler(AnonymousBaseHandler, BookDetails):
         if top_level:
             books = books.filter(parent=None)
         if audiobooks:
-            books = books.filter(media__type='mp3')
+            books = books.filter(media__type='mp3').distinct()
         if daisy:
-            books = books.filter(media__type='daisy')
+            books = books.filter(media__type='daisy').distinct()
 
         if books.exists():
             return books
@@ -208,7 +218,7 @@ class AnonymousBooksHandler(AnonymousBaseHandler, BookDetails):
 class BooksHandler(BookDetailHandler):
     allowed_methods = ('GET', 'POST')
     model = Book
-    fields = ['author', 'href', 'title', 'url']
+    fields = book_tag_categories + ['href', 'title', 'url', 'cover', 'cover_thumb']
     anonymous = AnonymousBooksHandler
 
     def create(self, request, *args, **kwargs):
@@ -224,14 +234,24 @@ class BooksHandler(BookDetailHandler):
             return rc.NOT_FOUND
 
 
+class EBooksHandler(AnonymousBooksHandler):
+    fields = ('author', 'href', 'title', 'cover') + tuple(Book.ebook_formats)
+
+
 # add categorized tags fields for Book
 def _tags_getter(category):
     @classmethod
     def get_tags(cls, book):
         return book.tags.filter(category=category)
     return get_tags
+def _tag_getter(category):
+    @classmethod
+    def get_tag(cls, book):
+        return ", ".join(related_tag_name(t) for t in book.related_info()['tags'].get(category, []))
+    return get_tag
 for plural, singular in category_singular.items():
     setattr(BookDetails, plural, _tags_getter(singular))
+    setattr(BookDetails, singular, _tag_getter(singular))
 
 # add fields for files in Book
 def _file_getter(format):
@@ -248,6 +268,52 @@ for format in Book.formats:
     setattr(BookDetails, format, _file_getter(format))
 
 
+class CollectionDetails(object):
+    """Custom Collection fields."""
+
+    @classmethod
+    def href(cls, collection):
+        """ Returns URI in the API for the collection. """
+
+        return API_BASE + reverse("api_collection", args=[collection.slug])
+
+    @classmethod
+    def url(cls, collection):
+        """ Returns URL on the site. """
+
+        return WL_BASE + collection.get_absolute_url()
+
+    @classmethod
+    def books(cls, collection):
+        return Book.objects.filter(collection.get_query())
+
+
+
+class CollectionDetailHandler(BaseHandler, CollectionDetails):
+    allowed_methods = ('GET',)
+    fields = ['url', 'title', 'description', 'books']
+
+    @piwik_track
+    def read(self, request, slug):
+        print slug
+        """ Returns details of a collection, identified by slug. """
+        try:
+            return Collection.objects.get(slug=slug)
+        except Collection.DoesNotExist:
+            return rc.NOT_FOUND
+
+
+class CollectionsHandler(BaseHandler, CollectionDetails):
+    allowed_methods = ('GET',)
+    model = Collection
+    fields = ['url', 'href', 'title']
+
+    @piwik_track
+    def read(self, request):
+        """ Returns all collections. """
+        return Collection.objects.all()
+
+
 class TagDetails(object):
     """Custom Tag fields."""
 
@@ -402,7 +468,7 @@ class CatalogueHandler(BaseHandler):
         """
         # set to five minutes ago, to avoid concurrency issues
         if t is None:
-            t = datetime.now() - timedelta(seconds=settings.API_WAIT)
+            t = datetime.utcnow().replace(tzinfo=utc) - timedelta(seconds=settings.API_WAIT)
         # set to whole second in case DB supports something smaller
         return t.replace(microsecond=0)
 
@@ -473,7 +539,7 @@ class CatalogueHandler(BaseHandler):
 
     @classmethod
     def book_changes(cls, request=None, since=0, until=None, fields=None):
-        since = datetime.fromtimestamp(int(since))
+        since = datetime.fromtimestamp(int(since), tz)
         until = cls.until(until)
 
         changes = {
@@ -539,7 +605,7 @@ class CatalogueHandler(BaseHandler):
 
     @classmethod
     def tag_changes(cls, request=None, since=0, until=None, fields=None, categories=None):
-        since = datetime.fromtimestamp(int(since))
+        since = datetime.fromtimestamp(int(since), tz)
         until = cls.until(until)
 
         changes = {