api: fix unlike

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

diff --git a/src/api/handlers.py b/src/api/handlers.py
index 830f0a9..af01337 100644 (file)
--- a/src/api/handlers.py
+++ b/src/api/handlers.py
@@ -19,8 +19,10 @@ from catalogue.forms import BookImportForm
 from catalogue.models import Book, Tag, BookMedia, Fragment, Collection
 from catalogue.models.tag import prefetch_relations
 from catalogue.utils import is_subscribed
+from librarian.cover import WLCover
 from picture.models import Picture
 from picture.forms import PictureImportForm
+from social.utils import likes
 
 from stats.utils import piwik_track
 from wolnelektury.utils import re_escape
@@ -157,6 +159,10 @@ class BookDetails(object):
     def simple_cover(cls, book):
         return MEDIA_BASE + book.simple_cover.url if book.simple_cover else ''
 
+    @classmethod
+    def cover_color(cls, book):
+        return WLCover.epoch_colors.get(book.extra_info['epoch'], '#000000')
+
 
 class BookDetailHandler(BaseHandler, BookDetails):
     """ Main handler for Book objects.
@@ -166,7 +172,7 @@ class BookDetailHandler(BaseHandler, BookDetails):
     allowed_methods = ['GET']
     fields = ['title', 'parent', 'children'] + Book.formats + [
         'media', 'url', 'cover', 'cover_thumb', 'simple_thumb', 'simple_cover', 'fragment_data', 'audio_length',
-        'preview'] + [
+        'preview', 'cover_color'] + [
             category_plural[c] for c in book_tag_categories]
 
     @piwik_track
@@ -185,7 +191,8 @@ class AnonymousBooksHandler(AnonymousBaseHandler, BookDetails):
     """
     allowed_methods = ('GET',)
     model = Book
-    fields = book_tag_categories + ['href', 'title', 'url', 'cover', 'cover_thumb', 'slug', 'simple_thumb', 'has_audio']
+    fields = book_tag_categories + [
+        'href', 'title', 'url', 'cover', 'cover_thumb', 'slug', 'simple_thumb', 'has_audio', 'cover_color']
 
     @classmethod
     def genres(cls, book):
@@ -267,7 +274,7 @@ class AnonymousBooksHandler(AnonymousBaseHandler, BookDetails):
 class BooksHandler(BookDetailHandler):
     allowed_methods = ('GET', 'POST')
     model = Book
-    fields = book_tag_categories + ['href', 'title', 'url', 'cover', 'cover_thumb', 'slug']
+    fields = book_tag_categories + ['href', 'title', 'url', 'cover', 'cover_thumb', 'cover_color', 'slug']
     anonymous = AnonymousBooksHandler
 
     def create(self, request, *args, **kwargs):
@@ -324,7 +331,7 @@ class QuerySetProxy(models.QuerySet):
 
 class FilterBooksHandler(AnonymousBooksHandler):
     fields = book_tag_categories + [
-        'href', 'title', 'url', 'cover', 'cover_thumb', 'simple_thumb', 'has_audio', 'slug', 'key']
+        'href', 'title', 'url', 'cover', 'cover_thumb', 'cover_color', 'simple_thumb', 'has_audio', 'slug', 'key']
 
     def parse_bool(self, s):
         if s in ('true', 'false'):
@@ -394,6 +401,11 @@ class FilterBooksHandler(AnonymousBooksHandler):
         return QuerySetProxy(filtered_books)
 
 
+class BookPreviewHandler(BookDetailHandler):
+    def read(self, request):
+        return Book.objects.filter(preview=True)
+
+
 # add categorized tags fields for Book
 def _tags_getter(category):
     @classmethod
@@ -703,13 +715,16 @@ class UserShelfHandler(BookDetailHandler):
     def read(self, request, state):
         if not request.user.is_authenticated():
             return rc.FORBIDDEN
-        if state not in ('reading', 'complete'):
+        if state not in ('reading', 'complete', 'likes'):
             return rc.NOT_FOUND
         after = request.GET.get('after')
         count = int(request.GET.get('count', 50))
-        ids = BookUserData.objects.filter(user=request.user, complete=state == 'complete')\
-            .values_list('book_id', flat=True)
-        books = Book.objects.filter(id__in=list(ids)).distinct().order_by('slug')
+        if state == 'likes':
+            books = Book.tagged.with_any(request.user.tag_set.all())
+        else:
+            ids = BookUserData.objects.filter(user=request.user, complete=state == 'complete')\
+                .values_list('book_id', flat=True)
+            books = Book.objects.filter(id__in=list(ids)).distinct().order_by('slug')
         if after:
             books = books.filter(slug__gt=after)
         if count:
@@ -717,6 +732,34 @@ class UserShelfHandler(BookDetailHandler):
         return books
 
 
+class UserLikeHandler(BaseHandler):
+    fields = []
+    allowed_methods = ('GET', 'POST')
+
+    def read(self, request, slug):
+        if not request.user.is_authenticated():
+            return rc.FORBIDDEN
+        try:
+            book = Book.objects.get(slug=slug)
+        except Book.DoesNotExist:
+            return rc.NOT_FOUND
+        return {'likes': likes(request.user, book)}
+
+    def create(self, request, slug):
+        if not request.user.is_authenticated():
+            return rc.FORBIDDEN
+        try:
+            book = Book.objects.get(slug=slug)
+        except Book.DoesNotExist:
+            return rc.NOT_FOUND
+        action = request.GET.get('action', 'like')
+        if action == 'like':
+            book.like(request.user)
+        elif action == 'unlike':
+            book.unlike(request.user)
+        return {}
+
+
 class BlogEntryHandler(BaseHandler):
     model = Entry
     fields = ('title', 'lead', 'body', 'place', 'time', 'image_url', 'gallery_urls', 'type', 'key')