161 lines
5.1 KiB
Python
161 lines
5.1 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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import copy
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from trytond.model.fields.function import Function
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from trytond.model.fields.field import Field
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from trytond import backend
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from trytond.transaction import Transaction
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from trytond.pool import Pool
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class Property(Function):
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'''
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Define a property field that is stored in ir.property (any).
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'''
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def __init__(self, field):
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'''
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:param field: The field of the function.
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'''
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super(Property, self).__init__(field, True, True, True)
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__init__.__doc__ += Field.__init__.__doc__
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def __copy__(self):
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return Property(copy.copy(self._field))
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def get(self, ids, model, name, values=None):
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'''
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Retreive the property.
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:param ids: A list of ids.
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:param model: The model.
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:param name: The name of the field or a list of name field.
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:param values:
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:return: a dictionary with ids as key and values as value
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'''
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pool = Pool()
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property_obj = pool.get('ir.property')
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res = property_obj.get(name, model._name, ids)
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return res
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def set(self, ids, model, name, value):
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'''
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Set the property.
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:param ids: A list of ids.
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:param model: The model.
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:param name: The name of the field.
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:param value: The value to set.
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'''
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pool = Pool()
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property_obj = pool.get('ir.property')
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return property_obj.set(name, model._name, ids,
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(value and getattr(self, 'model_name', '') + ',' + str(value)) or
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False)
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def search(self, model, name, clause):
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'''
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:param model: The model.
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:param clause: The search domain clause. See ModelStorage.search
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:return: New list of domain.
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'''
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pool = Pool()
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rule_obj = pool.get('ir.rule')
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property_obj = pool.get('ir.property')
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model_obj = pool.get('ir.model')
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field_obj = pool.get('ir.model.field')
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cursor = Transaction().cursor
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field_class = backend.FIELDS[self._type]
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if not field_class:
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return []
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sql_type = field_class.sql_type(model._columns[name])
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if not sql_type:
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return []
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sql_type = sql_type[0]
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property_query, property_val = rule_obj.domain_get('ir.property')
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#Fetch res ids that comply with the domain
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cursor.execute(
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'SELECT CAST(' \
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'SPLIT_PART("' + property_obj._table + '".res,\',\',2) ' \
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'AS INTEGER), '\
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'"' + property_obj._table + '".id '\
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'FROM "' + property_obj._table + '" '\
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'JOIN "' + field_obj._table + '" ON ' \
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'("' + field_obj._table + '"'+ \
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'.id = "' + property_obj._table + '".field) '\
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'JOIN "' + model_obj._table +'" ON ' \
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'("' + model_obj._table + \
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'".id = "' + field_obj._table + '".model) '\
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'WHERE '\
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'CASE WHEN "' +\
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model_obj._table + '".model = %s ' \
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'AND "' + field_obj._table + '".name = %s AND ' \
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+ property_query + \
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' THEN ' + \
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self.get_condition(sql_type, clause) + \
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' ELSE '\
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'FALSE '\
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'END',
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[model._name, name] + property_val + \
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self.get_condition_args(clause))
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props = cursor.fetchall()
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default = None
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for prop in props:
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if not prop[0]:
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default = prop[1]
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break
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if not default:
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return [('id', 'in', [x[0] for x in props])]
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#Fetch the res ids that doesn't use the default value
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cursor.execute(
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"SELECT cast(split_part(res,',',2) as integer) "\
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'FROM "' + property_obj._table +'"'\
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'WHERE ' \
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+ property_query + ' AND res is not null',
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property_val)
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fetchall = cursor.fetchall()
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if not fetchall:
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return [('id', 'in', [x[0] for x in props])]
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else:
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other_ids = [x[0] for x in cursor.fetchall()]
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res_ids = model.search(['OR',
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('id', 'in', [x[0] for x in props]),
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('id', 'not in', other_ids)
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])
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return [('id', 'in', res_ids)]
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@staticmethod
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def get_condition(sql_type, clause):
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if clause[1] in ('in', 'not in'):
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return ("(cast(split_part(value,',',2) as %s) %s ("+ \
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",".join(('%%s',) * len(clause[2])) + ")) ") % \
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(sql_type, clause[1])
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else:
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return "(cast(split_part(value,',',2) as %s) %s %%s) " % \
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(sql_type, clause[1])
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@staticmethod
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def get_condition_args(clause):
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res = []
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if clause[1] in ('in', 'not in'):
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res.extend(clause[2])
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else:
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res.append(clause[2])
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return res
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