/**
* The user submitted echeck form.
*
* @param object $form Form parameters
* @param object $course Course info
* @access private
*/
function echeck_submit($form, $course)
{
global $CFG, $USER, $SESSION;
require_once 'authorizenetlib.php';
prevent_double_paid($course);
$useripno = getremoteaddr();
$curcost = get_course_cost($course);
$isbusinesschecking = $form->acctype == 'BUSINESSCHECKING';
// NEW ECHECK ORDER
$timenow = time();
$order = new stdClass();
$order->paymentmethod = AN_METHOD_ECHECK;
$order->refundinfo = $isbusinesschecking ? 1 : 0;
$order->ccname = $form->firstname . ' ' . $form->lastname;
$order->courseid = $course->id;
$order->userid = $USER->id;
$order->status = AN_STATUS_NONE;
// it will be changed...
$order->settletime = 0;
// cron changes this.
$order->transid = 0;
// Transaction Id
$order->timecreated = $timenow;
$order->amount = $curcost['cost'];
$order->currency = $curcost['currency'];
$order->id = insert_record("enrol_authorize", $order);
if (!$order->id) {
email_to_admin("Error while trying to insert new data", $order);
return "Insert record error. Admin has been notified!";
}
$extra = new stdClass();
$extra->x_bank_aba_code = $form->abacode;
$extra->x_bank_acct_num = $form->accnum;
$extra->x_bank_acct_type = $form->acctype;
$extra->x_echeck_type = $isbusinesschecking ? 'CCD' : 'WEB';
$extra->x_bank_name = $form->bankname;
$extra->x_currency_code = $curcost['currency'];
$extra->x_amount = $curcost['cost'];
$extra->x_first_name = $form->firstname;
$extra->x_last_name = $form->lastname;
$extra->x_country = $USER->country;
$extra->x_address = $USER->address;
$extra->x_city = $USER->city;
$extra->x_state = '';
$extra->x_zip = '';
$extra->x_invoice_num = $order->id;
$extra->x_description = $course->shortname;
$extra->x_cust_id = $USER->id;
$extra->x_email = $USER->email;
$extra->x_customer_ip = $useripno;
$extra->x_email_customer = empty($CFG->enrol_mailstudents) ? 'FALSE' : 'TRUE';
$extra->x_phone = '';
$extra->x_fax = '';
$message = '';
if (AN_REVIEW != authorize_action($order, $message, $extra, AN_ACTION_AUTH_CAPTURE)) {
email_to_admin($message, $order);
return $message;
}
$SESSION->ccpaid = 1;
// security check: don't duplicate payment
redirect($CFG->wwwroot, get_string("reviewnotify", "enrol_authorize"), '30');
}
/**
* Performs an action on authorize.net and updates/inserts records. If record update fails,
* sends email to admin.
*
* @param object &$order Which transaction data will be sent. See enrol_authorize table.
* @param string &$message Information about error message.
* @param object &$extra Extra data that used for refunding and credit card information.
* @param int $action Which action will be performed. See AN_ACTION_*
* @param string $cctype Used internally to configure credit types automatically.
* @return int AN_APPROVED Transaction was successful, AN_RETURNZERO otherwise. Use $message for reason.
* @author Ethem Evlice <ethem a.t evlice d.o.t com>
* @uses $CFG
*/
function authorize_action(&$order, &$message, &$extra, $action = AN_ACTION_NONE, $cctype = NULL)
{
global $CFG;
static $conststring;
if (!isset($conststring)) {
$mconfig = get_config('enrol/authorize');
$constdata = array('x_version' => '3.1', 'x_delim_data' => 'True', 'x_delim_char' => AN_DELIM, 'x_encap_char' => AN_ENCAP, 'x_relay_response' => 'FALSE', 'x_login' => rc4decrypt($mconfig->an_login));
$str = '';
foreach ($constdata as $ky => $vl) {
$str .= $ky . '=' . urlencode($vl) . '&';
}
$str .= !empty($mconfig->an_tran_key) ? 'x_tran_key=' . urlencode(rc4decrypt($mconfig->an_tran_key)) : 'x_password='******'';
}
if (empty($order) or empty($order->id)) {
$message = "Check order->id!";
return AN_RETURNZERO;
}
$method = $order->paymentmethod;
if (empty($method)) {
$method = AN_METHOD_CC;
} elseif ($method != AN_METHOD_CC && $method != AN_METHOD_ECHECK) {
$message = "Invalid method: {$method}";
return AN_RETURNZERO;
}
$action = intval($action);
if ($method == AN_METHOD_ECHECK) {
if ($action != AN_ACTION_AUTH_CAPTURE && $action != AN_ACTION_CREDIT) {
$message = "Please perform AUTH_CAPTURE or CREDIT for echecks";
return AN_RETURNZERO;
}
}
$poststring = $conststring;
$poststring .= '&x_method=' . $method;
$test = !empty($CFG->an_test);
$poststring .= '&x_test_request=' . ($test ? 'TRUE' : 'FALSE');
switch ($action) {
case AN_ACTION_AUTH_ONLY:
case AN_ACTION_CAPTURE_ONLY:
case AN_ACTION_AUTH_CAPTURE:
if ($order->status != AN_STATUS_NONE) {
$message = "Order status must be AN_STATUS_NONE(0)!";
return AN_RETURNZERO;
} elseif (empty($extra)) {
$message = "Need extra fields!";
return AN_RETURNZERO;
} elseif ($action == AN_ACTION_CAPTURE_ONLY and empty($extra->x_auth_code)) {
$message = "x_auth_code is required for capture only transactions!";
return AN_RETURNZERO;
}
$ext = (array) $extra;
$poststring .= '&x_type=' . ($action == AN_ACTION_AUTH_ONLY ? 'AUTH_ONLY' : ($action == AN_ACTION_CAPTURE_ONLY ? 'CAPTURE_ONLY' : 'AUTH_CAPTURE'));
foreach ($ext as $k => $v) {
$poststring .= '&' . $k . '=' . urlencode($v);
}
break;
case AN_ACTION_PRIOR_AUTH_CAPTURE:
if ($order->status != AN_STATUS_AUTH) {
$message = "Order status must be authorized!";
return AN_RETURNZERO;
}
if (authorize_expired($order)) {
$message = "Transaction must be captured within 30 days. EXPIRED!";
return AN_RETURNZERO;
}
$poststring .= '&x_type=PRIOR_AUTH_CAPTURE&x_trans_id=' . urlencode($order->transid);
break;
case AN_ACTION_CREDIT:
if ($order->status != AN_STATUS_AUTHCAPTURE) {
$message = "Order status must be authorized/captured!";
return AN_RETURNZERO;
}
if (!authorize_settled($order)) {
$message = "Order must be settled. Try VOID, check Cut-Off time if it fails!";
return AN_RETURNZERO;
}
if (empty($extra->amount)) {
$message = "No valid amount!";
return AN_RETURNZERO;
}
$timenowsettle = authorize_getsettletime(time());
$timediff = $timenowsettle - 120 * 3600 * 24;
if ($order->settletime < $timediff) {
$message = "Order must be credited within 120 days!";
return AN_RETURNZERO;
}
$poststring .= '&x_type=CREDIT&x_trans_id=' . urlencode($order->transid);
$poststring .= '&x_currency_code=' . urlencode($order->currency);
$poststring .= '&x_invoice_num=' . urlencode($extra->orderid);
$poststring .= '&x_amount=' . urlencode($extra->amount);
if ($method == AN_METHOD_CC) {
$poststring .= '&x_card_num=' . sprintf("%04d", intval($order->refundinfo));
} elseif ($method == AN_METHOD_ECHECK && empty($order->refundinfo)) {
$message = "Business checkings can be refunded only.";
return AN_RETURNZERO;
}
break;
case AN_ACTION_VOID:
if (authorize_expired($order) || authorize_settled($order)) {
$message = "The transaction cannot be voided due to the fact that it is expired or settled.";
return AN_RETURNZERO;
}
$poststring .= '&x_type=VOID&x_trans_id=' . urlencode($order->transid);
break;
default:
$message = "Invalid action: {$action}";
return AN_RETURNZERO;
}
$referer = '';
if (!(empty($CFG->an_referer) || $CFG->an_referer == "http://")) {
$referer = "Referer: {$CFG->an_referer}\r\n";
}
$errno = 0;
$errstr = '';
$host = $test ? 'certification.authorize.net' : 'secure.authorize.net';
$fp = fsockopen("ssl://{$host}", 443, $errno, $errstr, 60);
if (!$fp) {
$message = "no connection: {$errstr} ({$errno})";
return AN_RETURNZERO;
}
// critical section
@ignore_user_abort(true);
if (intval(ini_get('max_execution_time')) > 0) {
@set_time_limit(300);
}
fwrite($fp, "POST /gateway/transact.dll HTTP/1.0\r\n" . "Host: {$host}\r\n" . $referer . "Content-type: application/x-www-form-urlencoded\r\n" . "Connection: close\r\n" . "Content-length: " . strlen($poststring) . "\r\n\r\n" . $poststring . "\r\n");
$tmpstr = '';
while (!feof($fp) && !stristr($tmpstr, 'content-length')) {
$tmpstr = fgets($fp, 4096);
}
if (!stristr($tmpstr, 'content-length')) {
$message = "content-length error";
@fclose($fp);
return AN_RETURNZERO;
}
$length = trim(substr($tmpstr, strpos($tmpstr, 'content-length') + 15));
fgets($fp, 4096);
$data = fgets($fp, $length);
@fclose($fp);
$response = explode(AN_ENCAP . AN_DELIM . AN_ENCAP, $data);
if ($response === false) {
$message = "response error";
return AN_RETURNZERO;
}
$rcount = count($response) - 1;
if ($response[0][0] == AN_ENCAP) {
$response[0] = substr($response[0], 1);
}
if (substr($response[$rcount], -1) == AN_ENCAP) {
$response[$rcount] = substr($response[$rcount], 0, -1);
}
$responsecode = intval($response[0]);
if ($responsecode == AN_APPROVED || $responsecode == AN_REVIEW) {
$transid = floatval($response[6]);
if ($test || $transid == 0) {
return $responsecode;
// don't update original transaction in test mode.
}
switch ($action) {
case AN_ACTION_AUTH_ONLY:
case AN_ACTION_CAPTURE_ONLY:
case AN_ACTION_AUTH_CAPTURE:
case AN_ACTION_PRIOR_AUTH_CAPTURE:
$order->transid = $transid;
if ($method == AN_METHOD_CC) {
if ($action == AN_ACTION_AUTH_ONLY || $responsecode == AN_REVIEW) {
$order->status = AN_STATUS_AUTH;
} else {
$order->status = AN_STATUS_AUTHCAPTURE;
$order->settletime = authorize_getsettletime(time());
}
} elseif ($method == AN_METHOD_ECHECK) {
$order->status = AN_STATUS_UNDERREVIEW;
}
if (!update_record('enrol_authorize', $order)) {
email_to_admin("Error while trying to update data " . "in table enrol_authorize. Please edit manually this record: ID={$order->id}.", $order);
}
break;
case AN_ACTION_CREDIT:
// Credit generates new transaction id.
// So, $extra must be updated, not $order.
$extra->status = AN_STATUS_CREDIT;
$extra->transid = $transid;
$extra->settletime = authorize_getsettletime(time());
if (!($extra->id = insert_record('enrol_authorize_refunds', $extra))) {
unset($extra->id);
email_to_admin("Error while trying to insert data " . "into table enrol_authorize_refunds. Please add manually this record:", $extra);
}
break;
case AN_ACTION_VOID:
$tableupdate = 'enrol_authorize';
if ($order->status == AN_STATUS_CREDIT) {
$tableupdate = 'enrol_authorize_refunds';
unset($order->paymentmethod);
}
$order->status = AN_STATUS_VOID;
if (!update_record($tableupdate, $order)) {
email_to_admin("Error while trying to update data " . "in table {$tableupdate}. Please edit manually this record: ID={$order->id}.", $order);
}
break;
}
} else {
$reasonno = $response[2];
$reasonstr = "reason" . $reasonno;
$message = get_string($reasonstr, "enrol_authorize");
if ($message == '[[' . $reasonstr . ']]') {
$message = isset($response[3]) ? $response[3] : 'unknown error';
}
if ($method == AN_METHOD_CC && !empty($CFG->an_avs) && $response[5] != "P") {
$avs = "avs" . strtolower($response[5]);
$stravs = get_string($avs, "enrol_authorize");
$message .= "<br />" . get_string("avsresult", "enrol_authorize", $stravs);
}
if (!$test) {
// Autoconfigure :)
switch ($reasonno) {
// Credit card type isn't accepted
case AN_REASON_NOCCTYPE:
case AN_REASON_NOCCTYPE2:
if (!empty($cctype)) {
$ccaccepts = get_list_of_creditcards();
unset($ccaccepts[$cctype]);
set_config('an_acceptccs', implode(',', array_keys($ccaccepts)));
email_to_admin("{$message} ({$cctype})" . "This is new config(an_acceptccs):", $ccaccepts);
}
break;
// Echecks only
// Echecks only
case AN_REASON_ACHONLY:
set_config('an_acceptmethods', AN_METHOD_ECHECK);
email_to_admin("{$message} " . "This is new config(an_acceptmethods):", array(AN_METHOD_ECHECK));
break;
// Echecks aren't accepted
// Echecks aren't accepted
case AN_REASON_NOACH:
set_config('an_acceptmethods', AN_METHOD_CC);
email_to_admin("{$message} " . "This is new config(an_acceptmethods):", array(AN_METHOD_CC));
break;
// This echeck type isn't accepted
// This echeck type isn't accepted
case AN_REASON_NOACHTYPE:
case AN_REASON_NOACHTYPE2:
if (!empty($extra->x_echeck_type)) {
switch ($extra->x_echeck_type) {
// CCD=BUSINESSCHECKING
case 'CCD':
set_config('an_acceptechecktypes', 'CHECKING,SAVINGS');
email_to_admin("{$message} " . "This is new config(an_acceptechecktypes):", array('CHECKING', 'SAVINGS'));
break;
// WEB=CHECKING or SAVINGS
// WEB=CHECKING or SAVINGS
case 'WEB':
set_config('an_acceptechecktypes', 'BUSINESSCHECKING');
email_to_admin("{$message} " . "This is new config(an_acceptechecktypes):", array('BUSINESSCHECKING'));
break;
}
}
break;
}
}
}
return $responsecode;
}
