handler.py
2.21 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
import json
import time
import datetime
class DateTimeJSONEncoder(json.JSONEncoder):
"""
JSONEncoder subclass that knows how to encode date/time, decimal types, and
UUIDs.
"""
def default(self, o):
# See "Date Time String Format" in the ECMA-262 specification.
if isinstance(o, datetime.datetime):
r = o.isoformat()
if o.microsecond:
r = r[:23] + r[26:]
if r.endswith('+00:00'):
r = r[:-6] + 'Z'
return r
else:
return super().default(o)
def dict_str_to_int(res):
for k, v in res.items():
res[k] = int(v)
class RedisHandler:
def __init__(self, redis):
self.redis = redis
self.time_expires = datetime.timedelta(hours=24)
self.time_format = '%a %b %d %H:%M:%S %Y'
self.prefix = 'bwm_ocr'
self.common_queue_key = '{0}:common_queue'.format(self.prefix)
self.priority_queue_key = '{0}:priority_queue'.format(self.prefix)
self.session_id_key = '{0}:session_id'.format(self.prefix)
self.cms_token_key = '{0}:cms_token'.format(self.prefix)
self.ecm_token_key = '{0}:ecm_token'.format(self.prefix)
def enqueue(self, tasks, is_priority=False):
# 1
key = self.priority_queue_key if is_priority else self.common_queue_key
return self.redis.lpush(key, tasks)
def dequeue(self):
# task or None
task = self.redis.rpop(self.priority_queue_key)
is_priority = True
if task is None:
task = self.redis.rpop(self.common_queue_key)
is_priority = False
return task, is_priority
def set_session_id(self, session_id):
return self.redis.set(self.session_id_key, session_id)
def get_session_id(self):
return self.redis.get(self.session_id_key)
def get_cms_token(self):
return self.redis.get(self.cms_token_key)
def set_cms_token(self, token, expires=None):
return self.redis.set(self.cms_token_key, token, expires)
def get_ecm_token(self):
return self.redis.get(self.ecm_token_key)
def set_ecm_token(self, token, expires=None):
return self.redis.set(self.ecm_token_key, token, expires)