73 lines
2.3 KiB
Python
73 lines
2.3 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.model import ModelView, ModelSQL, fields
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from trytond.pyson import Eval
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__all__ = ['Category']
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STATES = {
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'readonly': ~Eval('active'),
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}
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DEPENDS = ['active']
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SEPARATOR = ' / '
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class Category(ModelSQL, ModelView):
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"Category"
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__name__ = 'party.category'
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name = fields.Char('Name', required=True, states=STATES, translate=True,
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depends=DEPENDS)
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parent = fields.Many2One('party.category', 'Parent',
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select=True, states=STATES, depends=DEPENDS)
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childs = fields.One2Many('party.category', 'parent',
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'Children', states=STATES, depends=DEPENDS)
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active = fields.Boolean('Active')
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@classmethod
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def __setup__(cls):
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super(Category, cls).__setup__()
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cls._sql_constraints = [
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('name_parent_uniq', 'UNIQUE(name, parent)',
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'The name of a party category must be unique by parent.'),
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]
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cls._error_messages.update({
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'wrong_name': ('Invalid category name "%%s": You can not use '
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'"%s" in name field.' % SEPARATOR),
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})
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cls._order.insert(0, ('name', 'ASC'))
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@staticmethod
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def default_active():
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return True
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@classmethod
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def validate(cls, categories):
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super(Category, cls).validate(categories)
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cls.check_recursion(categories, rec_name='name')
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for category in categories:
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category.check_name()
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def check_name(self):
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if SEPARATOR in self.name:
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self.raise_user_error('wrong_name', (self.name,))
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def get_rec_name(self, name):
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if self.parent:
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return self.parent.get_rec_name(name) + SEPARATOR + self.name
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return self.name
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@classmethod
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def search_rec_name(cls, name, clause):
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if isinstance(clause[2], basestring):
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values = clause[2].split(SEPARATOR)
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values.reverse()
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domain = []
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field = 'name'
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for name in values:
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domain.append((field, clause[1], name))
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field = 'parent.' + field
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return domain
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# TODO Handle list
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return [('name',) + tuple(clause[1:])]
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