##############################################################################
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##############################################################################
'''$Id: $
'''

import Globals
from AccessControl import ClassSecurityInfo
from OFS.PropertyManager import PropertyManager
from OFS.SimpleItem import SimpleItem


class SimpleItemWithProperties (PropertyManager, SimpleItem):
    '''
    A common base class for objects with configurable
    properties in a fixed schema.
    '''
    manage_options = (
        PropertyManager.manage_options
        + SimpleItem.manage_options)

    security = ClassSecurityInfo()
    security.declarePrivate(
        'manage_addProperty',
        'manage_delProperties',
        'manage_changePropertyTypes',
        )

    def manage_propertiesForm(self, REQUEST, *args, **kw):
        'An override that makes the schema fixed.'
        my_kw = kw.copy()
        my_kw['property_extensible_schema__'] = 0
        return apply(PropertyManager.manage_propertiesForm,
                     (self, self, REQUEST,) + args, my_kw)

    security.declarePublic('propertyLabel')
    def propertyLabel(self, id):
        """Return a label for the given property id
        """
        for p in self._properties:
            if p['id'] == id:
                return p.get('label', id)
        return id

Globals.InitializeClass(SimpleItemWithProperties)