def unsubscribe():
requestBody = request.json
user = requestBody.get('user')
thread = requestBody.get('thread')
db.execute("""DELETE FROM Subscription WHERE subscriber = %(subscriber)s AND thread = %(thread)s;""",
{'subscriber': user, 'thread': thread}, True)
resultDict = {'thread': thread, 'user': str_to_json(user)}
return json.dumps({"code": 0, "response": resultDict}, indent=4)
def listFollowers(isFollowing):
qs = get_json(request)
email = qs.get('user')
if not email:
return json.dumps({"code": 2, "response": "No 'user' key"}, indent=4)
# Since part
since_id = qs.get('since_id', -1)
if since_id != -1:
sinceSql = """AND User.user >= {}""".format(since_id)
else:
sinceSql = ""
# Order part
order_sql = """ORDER BY User.name {}""".format(qs.get('order', 'desc'))
# Limit part
limit = qs.get('limit', -1)
if limit != -1:
try:
limit = int(limit)
except ValueError:
return json.dumps({"code": 3, "response": "Wrong limit value"}, indent=4)
if limit < 0:
return json.dumps({"code": 3, "response": "Wrong limit value"}, indent=4)
limit_sql = """LIMIT {}""".format(limit)
else:
limit_sql = ""
sql = """SELECT about, email, user, isAnonymous, name, username FROM User JOIN Follower ON """
if not isFollowing:
sql += """Follower.follower = User.email WHERE Follower.following"""
else:
sql += """Follower.following = User.email WHERE Follower.follower"""
sql += """ = %(email)s {since_value} {order_value} {limit_value};""".format(
since_value=sinceSql, order_value=order_sql, limit_value=limit_sql)
userListSql = db.execute(sql, {'email': email})
if not userListSql:
return json.dumps({"code": 1, "response": "Empty set"}, indent=4)
user_list = list()
for userSql in userListSql:
followerEmail = str_to_json(userSql[1])
user_list.append({'about': str_to_json(userSql[0]),
'email': followerEmail,
'id': str_to_json(userSql[2]),
'isAnonymous': str_to_json(userSql[3]),
'name': str_to_json(userSql[4]),
'username': str_to_json(userSql[5]),
'followers': get_followers_list(followerEmail),
'following': get_following_list(followerEmail),
'subscriptions': get_subscribed_threads_list(followerEmail)})
return json.dumps({"code": 0, "response": user_list}, indent=4)
def listUsers():
qs = get_json(request)
if not qs.get('forum'):
return json.dumps({"code": 2, "response": "No 'forum' key"}, indent=4)
# Since id part
since_id = qs.get('since_id')
if since_id:
try:
since_id = int(since_id)
except ValueError:
return json.dumps({"code": 3, "response": "Wrong since_id value"}, indent=4)
since_id_sql = """AND User.user >= {}""".format(since_id)
else:
since_id_sql = ''
# Limit part
if qs.get('limit'):
limit = qs.get('limit')[0]
try:
limit = int(limit)
except ValueError:
return json.dumps({"code": 3, "response": "Wrong limit value"}, indent=4)
if limit < 0:
return json.dumps({"code": 3, "response": "Wrong limit value"}, indent=4)
limit_sql = """LIMIT {}""".format(limit)
else:
limit_sql = ''
# Order part
order = qs.get('order', 'desc')
order_sql = """ORDER BY User.name {}""".format(order)
sql = """SELECT User.user, User.email, User.name, User.username, User.isAnonymous, User.about FROM User \
WHERE User.email IN (SELECT DISTINCT user FROM Post WHERE forum = %(forum)s) {snc_sql} {ord_sql} \
{lim_sql};""".format(snc_sql=since_id_sql, lim_sql=limit_sql, ord_sql=order_sql)
userListSql = db.execute(sql, {'forum': qs.get('forum')})
userList = list()
for userSql in userListSql:
email = str_to_json(userSql[1])
userList.append({'id': str_to_json(userSql[0]),
'email': email,
'name': str_to_json(userSql[2]),
'username': str_to_json(userSql[3]),
'isAnonymous': str_to_json(userSql[4]),
'about': str_to_json(userSql[5]),
'subscriptions': get_subscribed_threads_list(email)})
return json.dumps({"code": 0, "response": userList}, indent=4)
def listFollowers(isFollowing):
qs = get_json(request)
email = qs.get('user')
if not email:
return json.dumps({"code": 2, "response": "No 'user' key"}, indent=4)
# Since part
since_id = qs.get('since_id', -1)
if since_id != -1:
sinceSql = """AND User.user >= {}""".format(since_id)
else:
sinceSql = ""
# Order part
order_sql = """ORDER BY User.name {}""".format(qs.get('order', 'desc'))
# Limit part
limit = qs.get('limit', -1)
if limit != -1:
try:
limit = int(limit)
except ValueError:
return json.dumps({
"code": 3,
"response": "Wrong limit value"
},
indent=4)
if limit < 0:
return json.dumps({
"code": 3,
"response": "Wrong limit value"
},
indent=4)
limit_sql = """LIMIT {}""".format(limit)
else:
limit_sql = ""
sql = """SELECT about, email, user, isAnonymous, name, username FROM User JOIN Follower ON """
if not isFollowing:
sql += """Follower.follower = User.email WHERE Follower.following"""
else:
sql += """Follower.following = User.email WHERE Follower.follower"""
sql += """ = %(email)s {since_value} {order_value} {limit_value};""".format(
since_value=sinceSql, order_value=order_sql, limit_value=limit_sql)
userListSql = db.execute(sql, {'email': email})
if not userListSql:
return json.dumps({"code": 1, "response": "Empty set"}, indent=4)
user_list = list()
for userSql in userListSql:
followerEmail = str_to_json(userSql[1])
user_list.append({
'about':
str_to_json(userSql[0]),
'email':
followerEmail,
'id':
str_to_json(userSql[2]),
'isAnonymous':
str_to_json(userSql[3]),
'name':
str_to_json(userSql[4]),
'username':
str_to_json(userSql[5]),
'followers':
get_followers_list(followerEmail),
'following':
get_following_list(followerEmail),
'subscriptions':
get_subscribed_threads_list(followerEmail)
})
return json.dumps({"code": 0, "response": user_list}, indent=4)
@module.route("/subscribe/", methods=["POST"])
def subscribe():
requestBody = request.json
user = requestBody.get('user')
thread = requestBody.get('thread')
try:
db.execute("""INSERT INTO Subscription (subscriber, thread) VALUES (%(subscriber)s, %(thread)s);""",
{'subscriber': user, 'thread': thread}, True)
except MySQLdb.IntegrityError, message:
if message[0] == MYSQL_DUPLICATE_ENTITY_ERROR:
print "Already subscribed"
resultDict = {'thread': thread, 'user': str_to_json(user)}
return json.dumps({"code": 0, "response": resultDict}, indent=4)
@module.route("/unsubscribe/", methods=["POST"])
def unsubscribe():
requestBody = request.json
user = requestBody.get('user')
thread = requestBody.get('thread')
db.execute("""DELETE FROM Subscription WHERE subscriber = %(subscriber)s AND thread = %(thread)s;""",
{'subscriber': user, 'thread': thread}, True)
resultDict = {'thread': thread, 'user': str_to_json(user)}
return json.dumps({"code": 0, "response": resultDict}, indent=4)
def listUsers():
qs = get_json(request)
if not qs.get('forum'):
return json.dumps({"code": 2, "response": "No 'forum' key"}, indent=4)
# Since id part
since_id = qs.get('since_id')
if since_id:
try:
since_id = int(since_id)
except ValueError:
return json.dumps({
"code": 3,
"response": "Wrong since_id value"
},
indent=4)
since_id_sql = """AND User.user >= {}""".format(since_id)
else:
since_id_sql = ''
# Limit part
if qs.get('limit'):
limit = qs.get('limit')[0]
try:
limit = int(limit)
except ValueError:
return json.dumps({
"code": 3,
"response": "Wrong limit value"
},
indent=4)
if limit < 0:
return json.dumps({
"code": 3,
"response": "Wrong limit value"
},
indent=4)
limit_sql = """LIMIT {}""".format(limit)
else:
limit_sql = ''
# Order part
order = qs.get('order', 'desc')
order_sql = """ORDER BY User.name {}""".format(order)
sql = """SELECT User.user, User.email, User.name, User.username, User.isAnonymous, User.about FROM User \
WHERE User.email IN (SELECT DISTINCT user FROM Post WHERE forum = %(forum)s) {snc_sql} {ord_sql} \
{lim_sql};""".format(snc_sql=since_id_sql,
lim_sql=limit_sql,
ord_sql=order_sql)
userListSql = db.execute(sql, {'forum': qs.get('forum')})
userList = list()
for userSql in userListSql:
email = str_to_json(userSql[1])
userList.append({
'id': str_to_json(userSql[0]),
'email': email,
'name': str_to_json(userSql[2]),
'username': str_to_json(userSql[3]),
'isAnonymous': str_to_json(userSql[4]),
'about': str_to_json(userSql[5]),
'subscriptions': get_subscribed_threads_list(email)
})
return json.dumps({"code": 0, "response": userList}, indent=4)
