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tryton/trytond/ir/property.py
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6.3 KiB
Python

#This file is part of Tryton. The COPYRIGHT file at the top level of
#this repository contains the full copyright notices and license terms.
from decimal import Decimal
from trytond.model import ModelView, ModelSQL, fields
from trytond.transaction import Transaction
from trytond.cache import Cache
from trytond.pool import Pool
class Property(ModelSQL, ModelView):
"Property"
_name = 'ir.property'
_description = __doc__
name = fields.Char('Name')
value = fields.Reference('Value', selection='models_get')
res = fields.Reference('Resource', selection='models_get', select=1)
field = fields.Many2One('ir.model.field', 'Field',
ondelete='CASCADE', required=True, select=1)
@Cache('ir_property.models_get')
def models_get(self):
cursor = Transaction().cursor
cursor.execute('SELECT model, name FROM ir_model ORDER BY name ASC')
res = cursor.fetchall() + [('', '')]
return res
def get(self, names, model, res_ids=None):
"""
Return property value for each res_ids
:param names: property name or a list of property names
:param model: object name
:param res_ids: a list of record ids
:return: a dictionary
"""
pool = Pool()
model_access_obj = pool.get('ir.model.access')
res = {}
model_access_obj.check(model, 'read')
names_list = True
if not isinstance(names, list):
names_list = False
names = [names]
if res_ids is None:
res_ids = []
model_obj = pool.get(model)
fields = dict((name, field)
for name, field in model_obj._columns.iteritems()
if name in names)
property_ids = self.search([
('field.name', 'in', names),
['OR',
('res', '=', False),
('res', 'in', ['%s,%s' % (model, x) for x in res_ids]),
],
], order=[])
properties = self.browse(property_ids)
default_vals = dict((x, False) for x in names)
for property in (x for x in properties if not x.res):
value = property.value
val = False
if value:
if value.split(',')[0]:
try:
val = int(value.split(',')[1]\
.split(',')[0].strip('('))
except ValueError:
val = False
else:
if property.field.ttype == 'numeric':
val = Decimal(value.split(',')[1])
elif property.field.ttype in ('char', 'selection'):
val = value.split(',')[1]
else:
raise Exception('Not implemented')
default_vals[property.field.name] = val
if not res_ids:
if not names_list:
return default_vals[names[0]]
return default_vals
for name in names:
res[name] = dict((x, default_vals[name]) for x in res_ids)
for property in (x for x in properties if x.res):
val = False
if property.value:
if property.value.split(',')[0]:
try:
val = int(property.value.split(',')[1]\
.split(',')[0].strip('('))
except ValueError:
val = False
else:
if property.field.ttype == 'numeric':
val = Decimal(property.value.split(',')[1])
elif property.field.ttype in ('char', 'selection'):
val = property.value.split(',')[1]
else:
raise Exception('Not implemented')
res[property.field.name][
int(property.res.split(',')[1].split(',')[0].strip('('))] = val
if not names_list:
return res[names[0]]
return res
def _set_values(self, name, model, res_id, val, field_id):
return {
'name': name,
'value': val,
'res': model + ',' + str(res_id),
'field': field_id,
}
def set(self, name, model, ids, val):
"""
Set property value for ids
:param name: property name
:param model: object name
:param ids: a list of ids
:param val: the value
:return: the id of the record created
"""
pool = Pool()
model_field_obj = pool.get('ir.model.field')
model_access_obj = pool.get('ir.model.access')
model_access_obj.check(model, 'write')
field_id = model_field_obj.search([
('name', '=', name),
('model.model', '=', model),
], order=[], limit=1)[0]
model_obj = pool.get(model)
field = model_obj._columns[name]
property_ids = self.search([
('field', '=', field_id),
('res', 'in', [model + ',' + str(res_id) for res_id in ids]),
], order=[])
with Transaction().set_user(0, set_context=True):
self.delete(property_ids)
default_id = self.search([
('field', '=', field_id),
('res', '=', False),
], order=[], limit=1)
default_val = False
if default_id:
value = self.browse(default_id[0]).value
default_val = False
if value:
if value.split(',')[0]:
try:
default_val = int(value.split(',')[1]\
.split(',')[0].strip('('))
except ValueError:
default_val = False
else:
if field._type == 'numeric':
default_val = Decimal(value.split(',')[1])
elif field._type in ('char', 'selection'):
default_val = value.split(',')[1]
else:
raise Exception('Not implemented')
res = False
if (val != default_val):
for res_id in ids:
vals = self._set_values(name, model, res_id, val, field_id)
with Transaction().set_user(0, set_context=True):
res = self.create(vals)
return res
Property()