main.py 文件源码

def get(self):
        """ uses get request to get newpost.html """
        post_id = self.request.get('post_id')
        key = db.Key.from_path('Post',
                               int(post_id),
                               parent=blog_key())
        # gets the post data based upon what
        # is passed from post_id into key
        post = db.get(key)
        if self.read_secure_cookie('usercookie'):
            user_id = self.read_secure_cookie('usercookie')
            # If the current logged in user is not the post author
            # it redirects them back to the previous page
            if user_id == post.author_id:
                self.render("editpost.html",
                            subject=post.subject,
                            content=post.content,
                            post_id=post_id)
            else:
                referrer = self.request.headers.get('referer')
                if referrer:
                    return self.redirect(referrer)
                return self.redirect_to('/')
        else:
            self.redirect('/signup')