Список всех значений дополнительного свойства по id

<?php class Shop_Controller_Extend_Show extends Shop_Controller_Show {
    public function addMinMaxProperty($aProperties_id) {
        $iCurrentShopGroup = intval($this->group);
        $oShop = $this->getEntity();
        foreach($aProperties_id as $property_id) {
            $aPropertyValues = '';
            $oProperty = Core_Entity::factory('Property', $property_id);
            $oShop_Items = $oShop->Shop_Items;
            $this->_applyItemConditionsQueryBuilder($oShop_Items->queryBuilder());
            $aShop_Items = $oShop_Items->getAllByShop_Group_Id($iCurrentShopGroup);
            foreach($aShop_Items as $oShop_Item) {
                $oPropertyValue = $oProperty->getValues($oShop_Item->id, FALSE);
                if(isset($oPropertyValue[0])) {
                    $aPropertyValues[] = $oPropertyValue[0]->value;
                }
            }
            if(is_array($aPropertyValues)) {
                $minPropertyValue = min($aPropertyValues);
                $maxPropertyValue = max($aPropertyValues);
                $this->addEntity(Core::factory('Core_Xml_Entity')
                ->name('minPropertyValue')
                ->value($minPropertyValue)
                ->addAttribute('id', $property_id)
                )
                ->addEntity(Core::factory('Core_Xml_Entity')
                ->name('maxPropertyValue')
                ->value($maxPropertyValue)
                ->addAttribute('id', $property_id)
                );
            }
        }
        return $this;
    }
}

$Shop_Controller_Show = new Shop_Controller_Extend_Show(Core_Entity::factory('Shop', 37));
$Shop_Controller_Show
->addMinMaxProperty(array(371))
->show();

<?php class Shop_Controller_Extend_Show extends Shop_Controller_Show {
    public function addMinMaxProperty($aProperties_id) {
        $iCurrentShopGroup = intval($this->group);
        $oShop = $this->getEntity();
        foreach($aProperties_id as $property_id) {
⁞
        }
        return $this;
    }
}

<?php
$Shop_Controller_Show = new Shop_Controller_Extend_Show(Core_Entity::factory('Shop', 37));

$Shop_Controller_Show
->xsl(Core_Entity::factory('Xsl')->getByName('ДиаграммаВидовДревесиныПоТвёрдости'))
->itemsProperties(array(371))
//->addMinMaxProperty(array(371))
->limit(999)
->calculateCounts(TRUE);

$Shop_Controller_Show
->shopItems()
->queryBuilder()
->leftJoin('property_value_floats', 'shop_items.id', '=', 'property_value_floats.entity_id', array(array('AND' => array('property_value_floats.property_id', '=', 371))))
->where('property_value_floats.value', '>', 0)
->groupBy('shop_items.id')
->where('shop_items.active', '=', 1)
->clearOrderBy()
->orderBy('property_value_floats.value', 'DESC'); /* в порядке убывания значений с плавающей запятой дополнительного свойства товара с кодом 371 (по твёрдости Янка) */

$Shop_Controller_Show
->show();
?>