X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/b9bf77dc8f2d4b1b64bd7a29730bec3e3f885a6e..70e2bb823a0c5792580a7ad60bef9d3f33978439:/apps/api/handlers.py diff --git a/apps/api/handlers.py b/apps/api/handlers.py index f83a49219..fddff7407 100644 --- a/apps/api/handlers.py +++ b/apps/api/handlers.py @@ -7,6 +7,7 @@ import json 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 piston.handler import AnonymousBaseHandler, BaseHandler from piston.utils import rc @@ -15,6 +16,8 @@ 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 @@ -93,18 +96,14 @@ class BookDetailHandler(BaseHandler): """ allowed_methods = ['GET'] - fields = ['title', 'parent'] + Book.file_types + [ + fields = ['title', 'parent'] + Book.formats + [ 'media', 'url'] + category_singular.keys() @piwik_track - def read(self, request, book): + def read(self, request, slug): """ 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(**kwargs) + return Book.objects.get(slug=slug) except Book.DoesNotExist: return rc.NOT_FOUND @@ -125,7 +124,7 @@ 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.urlid()]) + return API_BASE + reverse("api_book", args=[book.slug]) @classmethod def url(cls, book): @@ -205,7 +204,7 @@ def _file_getter(format): else: return '' return get_file -for format in Book.file_types: +for format in Book.formats: setattr(BooksHandler, format, _file_getter(format)) @@ -249,9 +248,8 @@ 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 @@ -268,18 +266,10 @@ class FragmentDetailHandler(BaseHandler): fields = ['book', 'anchor', 'text', 'url', 'themes'] @piwik_track - def read(self, request, book, anchor): + def read(self, request, slug, 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(anchor=anchor, **fragment_kwargs) + return Fragment.objects.get(book__slug=slug, anchor=anchor) except Fragment.DoesNotExist: return rc.NOT_FOUND @@ -316,7 +306,8 @@ class FragmentsHandler(BaseHandler): def href(cls, fragment): """ Returns URI in the API for the fragment. """ - return API_BASE + reverse("api_fragment", args=[fragment.book.urlid(), fragment.anchor]) + return API_BASE + reverse("api_fragment", + args=[fragment.book.slug, fragment.anchor]) @classmethod def url(cls, fragment): @@ -364,8 +355,7 @@ class CatalogueHandler(BaseHandler): def book_dict(book, fields=None): all_fields = ['url', 'title', 'description', 'gazeta_link', 'wiki_link', - ] + Book.file_types + [ - 'mp3', 'ogg', 'daisy', + ] + Book.formats + BookMedia.formats + [ 'parent', 'parent_number', 'tags', 'license', 'license_description', 'source_name', @@ -382,7 +372,7 @@ class CatalogueHandler(BaseHandler): obj = {} for field in fields: - if field in Book.file_types: + if field in Book.formats: f = getattr(book, field+'_file') if f: obj[field] = { @@ -390,7 +380,7 @@ 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({ @@ -519,7 +509,7 @@ 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: @@ -542,6 +532,16 @@ class CatalogueHandler(BaseHandler): def changes(cls, request=None, since=0, until=None, book_fields=None, tag_fields=None, tag_categories=None): until = cls.until(until) + since = int(since) + + if not since: + cache = get_cache('api') + key = hash((book_fields, tag_fields, tag_categories, + tuple(sorted(request.GET.items())) + )) + value = cache.get(key) + if value is not None: + return value changes = { 'time_checked': timestamp(until) @@ -557,6 +557,10 @@ class CatalogueHandler(BaseHandler): if field == 'time_checked': continue changes.setdefault(field, {})[model] = changes_by_type[model][field] + + if not since: + cache.set(key, changes) + return changes @@ -582,3 +586,21 @@ 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