Cédric Krier
a1671ab214
They can not be displayed by all clients (nor OS). But also they can be trimmed automatically by web input which breaks comparison against changes. issue9248 review312681002
84 lines
3.1 KiB
Python
84 lines
3.1 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 warnings
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from trytond.rpc import RPC
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from trytond.transaction import Transaction
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from .field import Field, FieldTranslate, size_validate
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class Char(FieldTranslate):
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'''
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Define a char field (``unicode``).
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'''
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_type = 'char'
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_py_type = str
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forbidden_chars = '\t\n\r\x0b\x0c'
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def __init__(self, string='', size=None, help='', required=False,
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readonly=False, domain=None, states=None, translate=False,
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select=False, on_change=None, on_change_with=None, depends=None,
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context=None, loading=None, autocomplete=None):
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'''
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:param translate: A boolean. If ``True`` the field is translatable.
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:param size: A integer. If set defines the maximum size of the values.
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'''
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if loading is None:
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loading = 'lazy' if translate else 'eager'
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super(Char, self).__init__(string=string, help=help, required=required,
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readonly=readonly, domain=domain, states=states, select=select,
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on_change=on_change, on_change_with=on_change_with,
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depends=depends, context=context, loading=loading)
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self.autocomplete = set()
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if autocomplete:
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warnings.warn('autocomplete argument is deprecated, use the '
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'depends decorator', DeprecationWarning, stacklevel=2)
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self.autocomplete |= set(autocomplete)
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self.translate = translate
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self.__size = None
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self.size = size
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self.search_unaccented = True
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__init__.__doc__ += Field.__init__.__doc__
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def _get_size(self):
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return self.__size
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def _set_size(self, value):
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size_validate(value)
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self.__size = value
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size = property(_get_size, _set_size)
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@property
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def _sql_type(self):
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return 'VARCHAR(%s)' % self.size if self.size else 'VARCHAR'
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def set_rpc(self, model):
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super(Char, self).set_rpc(model)
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if self.autocomplete:
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func_name = 'autocomplete_%s' % self.name
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assert hasattr(model, func_name), \
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'Missing %s on model %s' % (func_name, model.__name__)
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model.__rpc__.setdefault(func_name, RPC(instantiate=0))
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def _domain_column(self, operator, column):
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column = super(Char, self)._domain_column(operator, column)
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if self.search_unaccented and operator.endswith('ilike'):
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database = Transaction().database
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column = database.unaccent(column)
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return column
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def _domain_value(self, operator, value):
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value = super(Char, self)._domain_value(operator, value)
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if self.search_unaccented and operator.endswith('ilike'):
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database = Transaction().database
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value = database.unaccent(value)
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return value
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def definition(self, model, language):
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definition = super().definition(model, language)
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definition['autocomplete'] = list(self.autocomplete)
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if self.size is not None:
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definition['size'] = self.size
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return definition
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