/
forum.py
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/
forum.py
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from werkzeug.exceptions import BadRequest
from flask import jsonify, Blueprint, request
from flaskext.mysql import MySQL
from utilities import get_user_info_external, get_user_info_external_by_input, \
get_thread_info_external_params, get_thread_info_external, get_forum_info_external, true_false_ret, zero_check
import datetime, json
forum_api = Blueprint('forum_api', __name__)
mysql = MySQL()
@forum_api.route('create/', methods=['POST'])
def forum_create():
conn = mysql.get_db()
cursor = conn.cursor()
try:
req_json = request.get_json()
except BadRequest:
return jsonify(code=2, response="Cant parse json")
if not ('name' in req_json and 'short_name' in req_json and 'user' in req_json):
return jsonify(code=3, response="Wrong request")
new_name = req_json['name']
new_short_name = req_json['short_name']
new_user = req_json['user']
sql_data = (new_name, new_short_name, new_user)
try:
cursor.execute('INSERT INTO Forum VALUES (null,%s,%s,%s)', sql_data)
conn.commit()
except Exception:
return jsonify(code=3, response="Wrong request")
resp = {
"id": cursor.lastrowid,
"name": new_name,
"short_name": new_short_name,
"user": new_user
}
return jsonify(code=0, response=resp)
@forum_api.route('details/', methods=['GET'])
def forum_details():
conn = mysql.get_db()
cursor = conn.cursor()
forum_short_name = request.args.get('forum')
if not forum_short_name:
return jsonify(code=3, response="Wrong request")
try:
cursor.execute("SELECT * FROM Forum WHERE short_name='%s'" % forum_short_name)
except Exception:
return jsonify(code=3, response="Wrong request")
forum = cursor.fetchall()
if not forum:
return jsonify(code=1, response="No such thread")
forum_info = forum[0]
forum_id = forum_info[0]
forum_name = forum_info[1]
forum_short_name = forum_info[2]
user_email = forum_info[3]
if request.args.get('related') == 'user':
user_info = get_user_info_external(cursor, user_email)
else:
user_info = user_email
resp = {
"id": forum_id,
"name": forum_name,
"short_name": forum_short_name,
"user": user_info
}
return jsonify(code=0, response=resp)
@forum_api.route('listThreads/', methods=['GET'])
def forum_list_threads():
forum_short_name = request.args.get('forum')
if not forum_short_name:
return jsonify(code=3, response="Wrong request")
since = request.args.get('since')
if not since:
since = "1970-01-01 00:00:00"
limit = ""
if request.args.get('limit'):
limit = "LIMIT " + request.args.get('limit')
order = request.args.get('order')
if not order:
order = "DESC"
related_list = request.args.getlist('related')
return get_thread_info_external_params(forum_short_name, since, limit, order, related_list)
@forum_api.route('listUsers/', methods=['GET'])
def forum_list_users():
conn = mysql.get_db()
cursor = conn.cursor()
forum_short_name = request.args.get('forum')
if not forum_short_name:
return jsonify(code=3, response="Wrong request")
since_id = request.args.get('since_id')
if not since_id:
since_id = 0
limit = None
limit_word = ""
if request.args.get('limit'):
limit = int(request.args.get('limit'))
temp_lim = limit
limit_word = "LIMIT " + str(temp_lim)
order = request.args.get('order')
if not order:
order = "DESC"
full_query = "SELECT U.* FROM Post P " \
"INNER JOIN User U ON P.user=U.email WHERE P.isDeleted=0 AND P.forum='%s' AND U.id >= '%s' " \
"ORDER BY U.name %s %s" % (forum_short_name, since_id, order, limit_word)
cursor.execute(full_query)
user_info = cursor.fetchall()
if not user_info:
return jsonify(code=0, response=[])
end_list = []
seen = set()
seen_add = seen.add
last_list = [x for x in user_info if not (x in seen or seen_add(x))]
if limit is not None:
last_list = last_list[:limit]
for x in last_list:
end_list.append(get_user_info_external_by_input(cursor, x))
return jsonify(code=0, response=end_list)
@forum_api.route('listPosts/', methods=['GET'])
def forum_list_posts():
conn = mysql.get_db()
cursor = conn.cursor()
forum_short_name = request.args.get('forum')
if not forum_short_name:
return jsonify(code=3, response="Wrong request")
since = request.args.get('since')
if not since:
since = "1970-01-01"
limit = ""
if request.args.get('limit'):
limit = "LIMIT " + str(request.args.get('limit'))
order = request.args.get('order')
if not order:
order = "DESC"
related_list = request.args.getlist('related')
query_first = "SELECT * FROM Post " \
"WHERE forum='%s' AND date >= '%s' " \
"ORDER BY date %s %s" % (forum_short_name, since, order, limit)
cursor.execute(query_first)
posts_info = cursor.fetchall()
if not posts_info:
return jsonify(code=0, response=[])
end_list = []
for x in posts_info:
end_list.append(get_post_info_params(cursor, x, related_list))
return jsonify(code=0, response=end_list)
def get_post_info_params(cursor, post_info, related_list):
user_info = post_info[4]
thread_info = post_info[2]
forum_info = post_info[5]
for related in related_list:
if related == 'user':
user_info = get_user_info_external(cursor, post_info[4])
elif related == 'thread':
thread_info = get_thread_info_external(cursor, post_info[2])
elif related == 'forum':
forum_info = get_forum_info_external(cursor, post_info[5])
resp = {
"date": datetime.datetime.strftime(post_info[1], "%Y-%m-%d %H:%M:%S"),
"dislikes": post_info[13],
"forum": forum_info,
"id": post_info[0],
"isApproved": true_false_ret(post_info[7]),
"isDeleted": true_false_ret(post_info[11]),
"isEdited": true_false_ret(post_info[9]),
"isHighlighted": true_false_ret(post_info[8]),
"isSpam": true_false_ret(post_info[10]),
"likes": post_info[12],
"message": post_info[3],
"parent": zero_check(post_info[6]),
"points": post_info[14],
"thread": thread_info,
"user": user_info
}
return resp