完成评论功能
- 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@app.route('/comment/',methods=['POST']) @loginFirst def comment(): comment = request.form.get('new_comment') ques_id = request.form.get('question_id') auth_id = User.query.filter(User.username == session.get('user')).first().id comm = Comment(author_id=auth_id, question_id=ques_id, detail=comment) db.session.add(comm) db.session.commit() return redirect(url_for('detail' , 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|length }})</h4>
- 要求评论前登录
@loginFirst
- 尝试实现详情页面下的评论列表显示