def answer_submit():
answer_body = request.form.get("write_answer")
question_id = request.form.get("question_id")
if not answer_body or not question_id:
flash(constant.FAIL)
return redirect(url_for('main.question_detail', id=question_id))
flag = Answer.answer_question(current_user.id, question_id, answer_body)
if not flag:
flash(constant.FAIL)
else:
current_user.notify_follower(flag.id, "answer")
return redirect(url_for('main.question_detail', id=question_id))
def follow(username):
"""关注某人"""
user = User.query.filter_by(username=username).first()
if user is None:
return jsonify(error=constant.INVALID_USER)
if user == current_user:
return jsonify(constant.CANNOT_CON_MYSELF)
if current_user.is_following(user):
return jsonify(error=constant.ALREADY_CON)
try:
current_user.follow(user)
except Exception as e:
return jsonify(constant.FAIL)
current_user.notify_follower(user.id, "follow_user")
return jsonify(error="")
def follow_question(question_id):
"""关注某个问题"""
question = Question.query.filter_by(id=question_id).first()
if question is None or current_user.is_following_question(question):
return jsonify(error=constant.FAIL)
# 关注问题
try:
current_user.follow_question(question)
except Exception as e:
return jsonify(error=constant.FAIL)
current_user.add_dynamic(current_user.id, question.id,
"question") # 增加关注问题动态记录
current_user.notify_follower(question.id, "follow_ques")
return jsonify(error="")
def follow_topic(topic_id):
"""关注某个话题"""
topic = Topic.query.filter_by(id=topic_id).first()
if topic is None or current_user.is_following_topic(topic):
return jsonify(error=constant.FAIL)
# 关注话题
try:
current_user.follow_topic(topic)
except Exception as e:
return jsonify(error=constant.FAIL)
current_user.add_dynamic(current_user.id, topic.id,
"topic") # 增加关注话题动态记录
current_user.notify_follower(topic.id, "follow_topic")
return jsonify(error="")
def submit_question():
question = request.form.get("question")
question_desc = request.form.get("question_desc")
topic = request.form.get("topic")
if topic == None or topic == "":
return jsonify(error=constant.NOT_VALID_CHOICE)
if len(question) > 60 or len(question_desc) > 500:
return jsonify(error=constant.QUESTION_ERROR)
# 添加问题
result = Question.add_question(question, question_desc, topic, current_user.id)
if not result: # 操作失败
return jsonify(error=constant.FAIL)
current_user.follow_question(result) # 提问者默认关注提出的问题
current_user.notify_follower(result.id, "ask")
return jsonify(result=result.id, error="")