98 lines
3.0 KiB
Python
98 lines
3.0 KiB
Python
#This file is part of Tryton. The COPYRIGHT file at the top level of
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#this repository contains the full copyright notices and license terms.
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from trytond.pool import Pool
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from trytond.tools import safe_eval
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class EnvCall(object):
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def __init__(self, obj, cursor, user, method, obj_id, context=None):
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self.obj = obj
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self.cursor = cursor
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self.user = user
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self.method = method
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self.obj_id = obj_id
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self.context = context
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def __call__(self, *args, **kargs):
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kargs = kargs.copy()
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kargs['context'] = self.context
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return getattr(self.obj, self.method)(self.cursor, self.user,
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self.obj_id, *args, **kargs)
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class Env(dict):
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def __init__(self, cursor, user, model, obj_id, context=None):
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super(Env, self).__init__()
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self.cursor = cursor
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self.user = user
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self.model = model
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self.obj_id = obj_id
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self.context = context
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self.obj = Pool(cursor.dbname).get(model)
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self.browse = self.obj.browse(cursor, user, obj_id)
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self.columns = self.obj._columns.keys() + \
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self.obj._inherit_fields.keys()
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def __getitem__(self, key):
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if key == 'context':
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return self.context
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elif key in self.columns:
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res = self.browse[key]
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return res
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elif key in dir(self.obj):
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return EnvCall(self.obj, self.cursor, self.user, key, self.obj_id,
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context=self.context)
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else:
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return super(Env, self).__getitem__(key)
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def eval_expr(cursor, user, model, obj_id, action, context=None):
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res = False
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env = Env(cursor, user, model, obj_id, context=context)
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for line in action.split('\n'):
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if line == 'True':
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res = True
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elif line =='False':
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res = False
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else:
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res = safe_eval(line, env)
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return res
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def execute(cursor, user, model, obj_id, activity, context=None):
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'''
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Execute
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:param cursor: the database cursor
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:param user: the user id
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:param model: the model name
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:param obj_id: the record id
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:param activity: a BrowseRecord of workflow.activity
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:param context: the context
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'''
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return eval_expr(cursor, user, model, obj_id, activity.action,
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context=context)
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def check(cursor, user, model, obj_id, transition, signal, context=None):
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'''
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Check
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:param cursor: the database cursor
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:param user: the user id
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:param model: the model name
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:param obj_id: the record id
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:param transition: a BrowseRecord of workflow.transition
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:param context: the context
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'''
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if transition.signal:
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if signal != transition.signal:
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return False
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if transition.group and user != 0:
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user_obj = Pool(cursor.dbname).get('res.user')
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user_groups = user_obj.get_groups(cursor, user, context=context)
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if transition.group.id not in user_groups:
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return False
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return eval_expr(cursor, user, model, obj_id, transition.condition,
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context=context)
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