# -*- 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
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
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. """
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):
"""
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
"""
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,
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
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):
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):
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."""
"""
# 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)
@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 = {
@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 = {
fnp / wolnelektury.git / blobdiff