89 lines
3.6 KiB
Python
89 lines
3.6 KiB
Python
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from openerp.osv import osv, fields
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class attributes(osv.Model):
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_name = "product.attribute"
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def _get_float_max(self, cr, uid, ids, field_name, arg, context=None):
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result = dict.fromkeys(ids, 0)
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if ids:
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cr.execute("""
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SELECT attribute_id, MAX(value)
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FROM product_attribute_line
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WHERE attribute_id in (%s)
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GROUP BY attribute_id
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""" % ",".join(map(str, ids)))
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result.update(dict(cr.fetchall()))
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return result
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def _get_float_min(self, cr, uid, ids, field_name, arg, context=None):
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result = dict.fromkeys(ids, 0)
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if ids:
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cr.execute("""
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SELECT attribute_id, MIN(value)
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FROM product_attribute_line
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WHERE attribute_id in (%s)
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GROUP BY attribute_id
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""" % ",".join(map(str, ids)))
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result.update(dict(cr.fetchall()))
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return result
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def _get_min_max(self, cr, uid, ids, context=None):
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result = {}
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for value in self.pool.get('product.attribute.line').browse(cr, uid, ids, context=context):
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if value.type == 'float':
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result[value.attribute_id.id] = True
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return result.keys()
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_columns = {
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'name': fields.char('Name', translate=True, required=True),
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'type': fields.selection([('distinct', 'Textual Value'), ('float', 'Numeric Value')], "Type", required=True),
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'value_ids': fields.one2many('product.attribute.value', 'attribute_id', 'Values'),
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'attr_product_ids': fields.one2many('product.attribute.line', 'attribute_id', 'Products'),
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'float_max': fields.function(_get_float_max, type='float', string="Max", store={
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'product.attribute.line': (_get_min_max, ['value','attribute_id'], 20),
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}),
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'float_min': fields.function(_get_float_min, type='float', string="Min", store={
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'product.attribute.line': (_get_min_max, ['value','attribute_id'], 20),
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}),
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'visible': fields.boolean('Display Filter on Website'),
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}
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_defaults = {
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'type': 'distinct',
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'visible': True,
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}
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class attributes_value(osv.Model):
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_name = "product.attribute.value"
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_columns = {
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'name': fields.char('Value', translate=True, required=True),
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'attribute_id': fields.many2one('product.attribute', 'attribute', required=True),
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'atr_product_ids': fields.one2many('product.attribute.line', 'value_id', 'Products'),
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}
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class attributes_product(osv.Model):
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_name = "product.attribute.line"
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_order = 'attribute_id, value_id, value'
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_rec_name = 'attribute_id'
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_columns = {
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'value': fields.float('Numeric Value'),
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'value_id': fields.many2one('product.attribute.value', 'Textual Value'),
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'attribute_id': fields.many2one('product.attribute', 'attribute', required=True),
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'product_tmpl_id': fields.many2one('product.template', 'Product', required=True),
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'type': fields.related('attribute_id', 'type', type='selection',
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selection=[('distinct', 'Distinct'), ('float', 'Float')], string='Type'),
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}
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def onchange_attribute_id(self, cr, uid, ids, attribute_id, context=None):
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attribute = self.pool.get('product.attribute').browse(cr, uid, attribute_id, context=context)
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return {'value': {'type': attribute.type, 'value_id': False, 'value': ''}}
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class product_template(osv.Model):
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_inherit = "product.template"
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_columns = {
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'attribute_lines': fields.one2many('product.attribute.line', 'product_tmpl_id', 'Product attributes'),
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}
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