warehouse/models/utils.py
# -*- coding: utf-8 -*-
import functools
def safe_division(divisor, dividend):
return dividend != 0 and divisor / dividend or 0
def create_name(method):
@functools.wraps(method)
def func(self, vals):
if vals.get('name', '/') == '/':
vals.update(
{'name': self.env['ir.sequence'].next_by_code(self._name) or '/'})
return method(self, vals)
return func
def create_origin(method):
@functools.wraps(method)
def func(self, vals):
if hasattr(self, 'get_move_origin'):
vals.update({'origin': self.get_move_origin(vals)})
else:
vals.update({'origin': self._name})
return method(self, vals)
return func
def inherits_after(res_back=True):
def wrapper(method):
@functools.wraps(method)
def func(self, *args, **kwargs):
res_before = execute_inherits_func(
self, method.func_name, args, kwargs)
res_after = method(self, *args, **kwargs)
if res_back:
return res_after
else:
return res_before
return func
return wrapper
def inherits(res_back=True):
def wrapper(method):
@functools.wraps(method)
def func(self, *args, **kwargs):
res_after = method(self, *args, **kwargs)
if not res_back or (not isinstance(res_after, dict) or (isinstance(res_after, dict) and not(res_after.get('res_model') and res_after.get('view_type')))):
res_before = execute_inherits_func(
self, method.func_name, args, kwargs)
if res_back:
return res_after
else:
return res_before
return func
return wrapper
def execute_inherits_func(self, method_name, args, kwargs):
if self._inherits and len(self._inherits) != 1:
raise ValueError(u'错误,当前对象不存在多重继承,或者存在多个多重继承')
model, field = self._inherits.items()[0]
values = self.read([field])
field_ids = map(lambda value: value[field][0], values)
models = self.env[model].browse(field_ids)
return getattr(models, method_name)(*args, **kwargs)