Merge pull request civicrm#12999 from mlutfy/translation15

dev/translation#15 Fix backend CC contributions left pending if statuses are localised

CRM/Contribute/Form/Contribution.php

@@ -1156,7 +1156,7 @@ protected function processCreditCard($submittedValues, $lineItem, $contactID) {
       // NOTE - I expect this is obsolete.
       $payment = Civi\Payment\System::singleton()->getByProcessor($this->_paymentProcessor);
       try {
-        $statuses = CRM_Contribute_BAO_Contribution::buildOptions('contribution_status_id');
+        $completeStatusId = CRM_Core_PseudoConstant::getKey('CRM_Contribute_BAO_Contribution', 'contribution_status_id', 'Completed');
         $result = $payment->doPayment($paymentParams, 'contribute');
         $this->assign('trxn_id', $result['trxn_id']);
         $contribution->trxn_id = $result['trxn_id'];
@@ -1170,7 +1170,7 @@ protected function processCreditCard($submittedValues, $lineItem, $contactID) {
          * as historically we have had to guess from the context - ie doDirectPayment
          * = error or success, unless it is a recurring contribution in which case it is pending.
          */
-        if ($result['payment_status_id'] == array_search('Completed', $statuses)) {
+        if ($result['payment_status_id'] == $completeStatusId) {
           try {
             civicrm_api3('contribution', 'completetransaction', array(
               'id' => $contribution->id,