commerce_stripe.admin.inc in Commerce Stripe 7
Same filename and directory in other branches
Provides admin forms and functions for commerce_stripe.
File
includes/commerce_stripe.admin.incView source
<?php
/**
* @file
* Provides admin forms and functions for commerce_stripe.
*/
/**
* Form callback for processing refunds.
*/
function commerce_stripe_refund_form($form, &$form_state, $order, $transaction) {
$form = array();
$payment_method = commerce_payment_method_instance_load($transaction->instance_id);
$form_state['order'] = $order;
$form_state['transaction'] = $transaction;
$form_state['payment_method'] = $payment_method;
// Make sure the library is available.
if (!commerce_stripe_load_library()) {
drupal_set_message(t('Cannot load the Stripe PHP library'), 'error');
return $form;
}
// Make sure we can load the original charge object.
try {
Stripe::setApiKey($payment_method['settings']['secret_key']);
$charge = Stripe_Charge::retrieve($transaction->remote_id);
$form_state['stripe_charge'] = $charge;
} catch (Exception $e) {
drupal_set_message(t('The original transaction could not be loaded. The error was: @error', array(
'@error' => $e
->getMessage(),
)), 'error');
return $form;
}
// Calculate the amount left available for a refund.
$amount_refunded = !empty($charge->amount_refunded) ? $charge->amount_refunded : 0;
$remaining = $charge->amount - $amount_refunded;
$form['amount'] = array(
'#type' => 'textfield',
'#title' => t('Refund amount'),
'#description' => t('Enter any amount to refund up to @txn_amount', array(
'@txn_amount' => commerce_currency_format($remaining, $transaction->currency_code),
)),
'#required' => TRUE,
'#size' => 8,
);
$options = array(
'requested_by_customer' => t('Requested by customer'),
'duplicate' => t('Duplicate'),
'fraudulent' => t('Fraduluent'),
);
$form['reason'] = array(
'#type' => 'select',
'#title' => t('Refund reason'),
'#description' => t('Select the most appropriate reason for the refund.'),
'#options' => $options,
);
$form['actions'] = array(
'#type' => 'container',
);
$form['actions']['submit'] = array(
'#type' => 'submit',
'#value' => t('Process refund'),
);
$form['actions']['cancel'] = array(
'#type' => 'button',
'#value' => t('Cancel'),
);
return $form;
}
/**
* Validation callback for submitting refunds to Stripe.
*/
function commerce_stripe_refund_form_validate($form, &$form_state) {
$transaction = $form_state['transaction'];
$amount = commerce_currency_decimal_to_amount($form_state['values']['amount'], $transaction->currency_code);
// Calculate the amount left available for a refund.
$amount_refunded = !empty($form_state['stripe_charge']->amount_refunded) ? $form_state['stripe_charge']->amount_refunded : 0;
$remaining = $form_state['stripe_charge']->amount - $amount_refunded;
// Make sure the refund amount is valid and available.
if ($amount <= 0 || $amount > $remaining || !is_numeric($amount)) {
form_set_error('amount', t('Please enter a valid return amount that is less than or equal to the remaining balance available for refund of @remaining.', array(
'@remaining' => commerce_currency_format($remaining, $transaction->currency_code),
)));
}
}
/**
* Submit callback for submitting refunds to Stripe.
*/
function commerce_stripe_refund_form_submit($form, &$form_state) {
// Don't rely on form_state objects to be fresh.
$order = commerce_order_load($form_state['order']->order_id);
$transaction = commerce_payment_transaction_load($form_state['transaction']->transaction_id);
$payment_method = $form_state['payment_method'];
global $user;
// Make sure the library is available.
if (!commerce_stripe_load_library()) {
drupal_set_message(t('Cannot load the Stripe PHP library'), 'error');
return FALSE;
}
// Create the refund object.
$data = array(
'amount' => commerce_currency_decimal_to_amount($form_state['values']['amount'], $transaction->currency_code),
'reason' => $form_state['values']['reason'],
);
try {
Stripe::setApiKey($payment_method['settings']['secret_key']);
$charge = Stripe_Charge::retrieve($transaction->remote_id);
$refund = $charge->refunds
->create($data);
} catch (Exception $e) {
drupal_set_message(t('The transaction could not be refunded. The error was: @error', array(
'@error' => $e
->getMessage(),
)), 'error');
}
if (is_object($refund)) {
// Copy the refund object into our own payload so we don't save API keys
// included in the response object.
$payload = array(
'id' => $refund->id,
'amount' => $refund->amount,
'currency' => $refund->currency,
'created' => $refund->created,
'object' => $refund->object,
'balance_transaction' => $refund->balance_transaction,
'charge' => $refund->charge,
'receipt_number' => $refund->receipt_number,
'reason' => $refund->reason,
);
// Create the new commerce payment transation and set appropriate values.
$refund_transaction = commerce_payment_transaction_new($transaction->payment_method, $order->order_id);
$refund_transaction->instance_id = $payment_method['instance_id'];
$refund_transaction->payload[REQUEST_TIME] = print_r($payload, TRUE);
$refund_transaction->status = COMMERCE_PAYMENT_STATUS_SUCCESS;
$refund_transaction->remote_id = $refund->id;
$refund_transaction->message = t('Refund issued.');
// Save data on the initial charge and flag this transaction as a refund.
$refund_transaction->data = array(
'stripe' => array(
'stripe_charge' => array(
'id' => $refund->id,
'balance_transaction' => $refund->balance_transaction,
'amount_refunded' => $refund->amount,
),
'stripe_refund' => TRUE,
),
);
// Save the amount as a negative integer.
$refund_transaction->amount = $refund->amount * -1;
$refund_transaction->currency_code = strtoupper($refund->currency);
commerce_payment_transaction_save($refund_transaction);
// Inform the user of the success and redirect them back to payments.
drupal_set_message(t('Refund processed successfully'));
$form_state['redirect'] = 'admin/commerce/orders/' . $order->order_id . '/payment';
return;
}
// Inform the user that the refund was not successful.
$mesasge = 'The payment transaction could not be refunded. Failure information, if provided is: @failure_code @failure_message';
$message_variables = array(
'@failure_code' => !empty($refund->failure_code) ? $refund->failure_code : NULL,
'@failure_message' => !empty($refund->failure_message) ? $refund->failure_message : NULL,
);
drupal_set_message(t($message, $message_variables), 'error');
}
Functions
Name | Description |
---|---|
commerce_stripe_refund_form | Form callback for processing refunds. |
commerce_stripe_refund_form_submit | Submit callback for submitting refunds to Stripe. |
commerce_stripe_refund_form_validate | Validation callback for submitting refunds to Stripe. |