If you want to add a “Buy Now” button and an “Add To Cart” button to the Drupal eCommerce site, follow the code below.
function custom_module_form_alter(&$form, &$form_state, $form_id) { if (strpos($form_id, 'commerce_cart_add_to_cart_form') !== false) { if (isset($form['product_id']['#value'])) { $product_id = $form['product_id']['#value']; } else { $product_id = $form['product_id']['#default_value']; } $form['buy_now_pid'] = array( '#type' => 'hidden', '#name' => 'buy_now_pid', '#default_value' => $product_id, ); $form['buy_now_submit'] = array( '#type' => 'submit', '#name' => 'buy_now', '#value' => t('Buy Now'), '#submit' => array('custom_module_buy_now_call_back'), '#weight' => '52', '#attributes' => array('class' => array('btn-buy-now')), ); } }
function custom_module_form_alter(&$form, &$form_state, $form_id) {
if (strpos($form_id, 'commerce_cart_add_to_cart_form') !== false) {
if (isset($form['product_id']['#value'])) {
$product_id = $form['product_id']['#value'];
}
else {
$product_id = $form['product_id']['#default_value'];
}
$form['buy_now_pid'] = array(
'#type' => 'hidden',
'#name' => 'buy_now_pid',
'#default_value' => $product_id,
);
$form['buy_now_submit'] = array(
'#type' => 'submit',
'#name' => 'buy_now',
'#value' => t('Buy Now'),
'#submit' => array('custom_module_buy_now_call_back'),
'#weight' => '52',
'#attributes' => array('class' => array('btn-buy-now')),
);
}
}
Callback function to add product to cart and redirect to checkout. Callback function also handles custom functionalities while adding product to cart.
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