def follow_question(id):
question = Question.query.get_or_404(id)
if current_user.is_following_question(question):
flash(u'您已经关注了该问题')
return redirect(url_for('main.question', id=question.id))
current_user.follow_question(question)
return redirect(url_for('main.question', id=question.id))
def ask():
form = AskForm()
if form.validate_on_submit():
question = Question(title=form.title.data,
body=form.body.data,
user=current_user._get_current_object()
)
#将标签分隔符转化成';'
input_tags_string = form.tag.data
input_tags_list = list(input_tags_string)
for i in range(len(input_tags_list)):
if input_tags_list[i] in [u',', u'，' ,u'；']:
input_tags_list[i] = ';'
input_tags = ''.join(input_tags_list).split(';')
for tag_name in input_tags:
tag = Tag.query.filter_by(name=tag_name).first()
if tag is None:
tag = Tag(name=tag_name)
db.session.add(tag)
db.session.commit()
question.tags.append(tag)
db.session.add(question)
db.session.commit()
question.addToTimeline() #加入时间线
id = question.id
current_user.follow_question(id)
return redirect(url_for('main.question', id=id))
return render_template('/main/ask.html', form=form)
def follow_question(id):
'关注当前问题'
current_user.follow_question(id)
is_following_question = current_user.is_following_question(id)
question = Question.query.get_or_404(id)
question_followers_count = question.followers.count()
return jsonify({'is_following_question': is_following_question,
'question_followers_count': question_followers_count})
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 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="")
