Exemplo n.º 1
0
 def _try_fetch_render(self, douban_id):
     """ Try fetching a book from douban.
         If no exception raised, render it.
     """
     try:
         b = douban.get_book_all_by_id(douban_id, self.user)
         b.merge_into_datastore(self.user)
     except utils.errors.FetchDataError:
         # No such book, display its original link
         self._render_no_such_book(douban_id)
     except utils.errors.ParseJsonError:
         # This is something I should care about, some cases are not covered
         msg = "Error PARSING book information of douban_id: " + douban_id
         url = "/error?" + urllib.urlencode({'msg': msg})
         self.redirect(url)
     else:
         self.redirect('/book/%s' % b.book.isbn)
     return
Exemplo n.º 2
0
    def _load(self, user, isbn, reload, tjlib=False):
        """ Load a book from datastore or from douban.
            @param reload: directly load from douban, no matter whether there is in datastore.
            @param tjlib: whether to also load Tongji Library status when reloading.
            @return: a BookRelated object
        """
        if not reload:
            # everything here
            return books.BookRelated.get_by_user_isbn(user, isbn)

        basic_book = douban.get_book_by_isbn(isbn)
        full = douban.get_book_all_by_id(basic_book.douban_id, user)
        # douban API may have a bug: not providing summary somehow
        full.book.summary = basic_book.summary
        full.merge_into_datastore(user)

        if tjlib:
            url, datas = tongji.get_by_isbn(isbn)
            full.book.set_tongji_info(url, datas)

        return full
Exemplo n.º 3
0
    def get(self):
        action = self.request.get('action')
        if action == 'clear':
            # clear all data in db
            msg = self._clear()
            user = None
        elif action == 'load':
            email = auth.get_email_from_cookies(self.request.cookies)
            user = auth.user.User.get_by_email(email)
            if not user:
                self.redirect('/login')
                return

            # load books from douban
            # these books are for defense only..
            ids = ["20381804", "10555435", "1432683"]
            for douban_id in ids:
                if Book.get_by_douban_id(douban_id) is None:
                    # load it!
                    b = douban.get_book_all_by_id(douban_id, user)
                    b.merge_into_datastore(user)
            msg = "DONE"
        else:
            # default case
            email = auth.get_email_from_cookies(self.request.cookies)
            user = auth.user.User.get_by_email(email)
            if not user:
                self.redirect('/login')
                return
            msg = self._test(user)

        template = utils.get_jinja_env().get_template('test.html')
        context = {
            'user': user,
            'msg': msg
        }
        self.response.out.write(template.render(context))
        return