定义评论的视图函数
@app.route('/comment/',methods=['POST'])
def comment():
读取前端页面数据,保存到数据库中
要求评论前登录
@app.route('/comment/',methods=['post']) @loginFirst def comment(): comment = request.form.get('new_comment') ques_id = request.form.get('question_id') anth_id = User.query.filter(User.username == session.get('user')).first().id comm = Comment(author_id=anth_id,question_id=ques_id,detail=comment) db.session.add(comm) db.session.commit() return redirect(url_for('tetail',question_id=ques_id))
用<input type="hidden" 方法获取前端的"question_id"
<input type="hidden" name="question_id" value="{{ Ques.id }}">
显示评论次数
<h4>评论:{{ ques.comments|lenght }}</h4>