From b8c2649b694d7145bee58c449edcaa30b5abf5c7 Mon Sep 17 00:00:00 2001
From: Davide Alberani <da@erlug.linux.it>
Date: Sat, 20 Jan 2018 18:10:31 +0100
Subject: [PATCH] support for crontab

---
 diffido.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/diffido.py b/diffido.py
index 73e2e26..ab3180d 100755
--- a/diffido.py
+++ b/diffido.py
@@ -7,6 +7,7 @@ import logging
 
 from tornado.ioloop import IOLoop
 # from lxml.html.diff import htmldiff
+from apscheduler.triggers.cron import CronTrigger
 from apscheduler.schedulers.tornado import TornadoScheduler
 from apscheduler.jobstores.sqlalchemy import SQLAlchemyJobStore
 
@@ -71,12 +72,16 @@ def scheduler_update(scheduler, id_):
     trigger = schedule.get('trigger')
     if trigger not in ('interval', 'cron'):
         return
-    args = {'trigger': trigger}
+    args = {}
     if trigger == 'interval':
+        args['trigger'] = 'interval'
         for unit in 'weeks', 'days', 'hours', 'minutes', 'seconds':
             if 'interval_%s' % unit not in schedule:
                 continue
             args[unit] = int(schedule['interval_%s' % unit])
+    elif trigger == 'cron':
+        cron_trigger = CronTrigger.from_crontab(schedule.get('cron_crontab'))
+        args['trigger'] = cron_trigger
     scheduler.add_job(run_job, id=id_, replace_existing=True, kwargs={'id_': id_}, **args)