ceckoslab

<?php
/**
 * @author      Tsvetan Stoychev <tsvetan.stoychev@jarlssen.de>
 * @website     http://www.jarlssen.de
 */

class MyCompany_MyModule_Helper_Data extends Mage_Core_Helper_Abstract
{

    /** @var Varien_Db_Adapter_Interface $readConnection */

ceckoslab

SELECT `oi`.`item_id`, `o`.`customer_id` FROM `sales_flat_order_item` AS `oi`
RIGHT JOIN `sales_flat_order` AS `o` ON oi.order_id = o.entity_id and o.customer_id != 8 WHERE (oi.item_id IN(2, 3))

ceckoslab

/**
 * In case we got validation error we have to specify an error
 * message, that will be shown in the quote
 * (usually shown in the cart heading section or product heading section 
 *
 * @return string
 */
public function getQuoteMessage()
{
    return "Not allowed product quantity in the cart";

ceckoslab

/**
 * In case we got validation error we have to specify and error
 * message, that will be show in the quote item line
 *
 * @return string
 */
public function getQuoteItemMessage()
{
    return "The quantity must be multiple times of 10";
}

ceckoslab

/**
 * Implementation of the validation logic
 *
 * @param Mage_Sales_Model_Quote_Item $item
 * @return bool
 */
public function validate($item)
{
    $qty = $item->getQty();

ceckoslab

<global>

        <jarlssen_custom_cart_validation>
            <rules>
                <different_manufacturer_not_allowed>
                    <product_type>simple</product_type>
                    <model>example_validation/validator_validateAllowedManufacturers</model>
                    <origin>example_validation</origin>
                    <code>1</code>
                </different_manufacturer_not_allowed>

ceckoslab

<?xml version="1.0"?>
<config>
    <modules>
        <MyCompany_ExampleValidation>
            <active>true</active>
            <codePool>local</codePool>
            <depends>
                <Jarlssen_CustomCartValidation />
            </depends>
        </MyCompany_ExampleValidation>

ceckoslab

<td>
	<input value="William Shakespeare" name="option[value][116][0]" class="replace-content pseudo-input input-text  required-option">
</td>

ceckoslab

<td>
	<div id="option[value][116][0]" class="replace-content pseudo-input input-text  required-option">Option 2</div>
</td>

ceckoslab

$chooserHelper = Mage::helper('jarlssen_chooser_widget/chooser');

$customChooserConfig = array(
    'input_name'  => 'entity_link',
    'input_label' => $this->__('Custom entity'),
    'button_text' => $this->__('Select entity…'),
    'required'    => true
);

$chooserBlock = 'custom_module/chooser';