def fsync_msg(channel_ids):
'''
把redis中的信息同步到数据库中，
把channel_$id_msgs值写入到数据库
'''
for i in channel_ids:
key = id2channel_msg_key(channel_id)
msg = r_db.lrange(key, 0, -1)
msg = (config.LINE_SPLIT).join(msg)
create_msg(id, msg)
r_db.delete(key)
def get_bcast(nickname, is_del=True):
'''获自己获得的广播内容'''
mem_key = nickname2mem_key(nickname)
if is_del:
msg = r_db.lpop(mem_key)
else:
msg = r_db.lrange(mem_Key, 0, -1)
if not msg:
return []
else:
return msg
def put_msg(channel_id, line):
'''
把line一句话记录给channel_id,
先记录在redis中，当达到MAX_LINE行是记录到数据库中,
需要注意下面的fsync_msg的使用
'''
key = id2channel_msg_key(channel_id)
print '-------------', key, line
r_db.lpush(key, line)
if r_db.llen(key) >= config.MAX_LINE:
msg = r_db.lrange(key, 0, -1)
msg = (config.LINE_SPLIT).join(msg)
create_msg(id, msg)
r_db.delete(key)
