55 lines
1.2 KiB
Python
55 lines
1.2 KiB
Python
# created at 15-6-30
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# coding=utf-8
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__author__ = 'zhugl'
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from workflow.models import Node
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class NextNodeHandler(object):
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"""
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"""
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name = ''
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description = ''
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def handle(self,request,obj,node_config):
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"""
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:param request:
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:param obj:
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:param node_config:
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:return:workflow.models.Node
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"""
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return None
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class TestHandler(NextNodeHandler):
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name = 'project.budge.gt.10000'
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description = '预算金额大于10000，由总经理审批'
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def handle(self,request,obj,node_config):
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budget = getattr(obj,'budget',None)
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if budget and budget > 10000:
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return Node.objects.filter(id=7).all()
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class NextNodeManager(object):
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"""
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"""
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handlers = {}
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registed = False
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def __init__(self):
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if NextNodeManager.registed:
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pass
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else:
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NextNodeManager.register(TestHandler)
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NextNodeManager.registed = True
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@classmethod
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def register(cls,handler):
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if cls.handlers.get(handler.name):
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raise Exception('%s already exists,register failed'%handler.name)
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if issubclass(handler,NextNodeHandler):
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NextNodeManager.handlers[handler.name] = handler()
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