Server : Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips PHP/7.4.20 System : Linux st2.domain.com 3.10.0-1127.10.1.el7.x86_64 #1 SMP Wed Jun 3 14:28:03 UTC 2020 x86_64 User : apache ( 48) PHP Version : 7.4.20 Disable Function : NONE Directory : /var/www/html/form/content/plugins/halfdata-green-forms/modules/ |
<?php
/* InterKassa integration for Green Forms */
if (!defined('UAP_CORE') && !defined('ABSPATH')) exit;
class leform_interkassa_class {
var $default_parameters = array(
"checkout-id" => "",
"secret-key" => "",
"sign-algorithm" => "md5",
"item-name" => "",
"amount" => "",
"currency" => "USD",
"success-url" => "",
"cancel-url" => ""
);
var $currency_list = array("USD", "EUR", "RUB", "UAH");
var $sign_algorithms = array(
'md5' => 'MD5',
'sha256' => 'SHA256'
);
function __construct() {
if (is_admin()) {
add_filter('leform_payment_providers', array(&$this, 'providers'), 10, 1);
add_action('wp_ajax_leform-interkassa-settings-html', array(&$this, "admin_settings_html"));
add_filter('leform_payment_gateways_transaction_html_interkassa', array(&$this, 'admin_details'), 10, 3);
}
add_filter('leform_payment_gateways_do_interkassa', array(&$this, 'front_submit'), 10, 2);
add_action("init", array(&$this, "front_init"));
}
function providers($_providers) {
if (!array_key_exists("interkassa", $_providers)) $_providers["interkassa"] = esc_html__('InterKassa', 'leform');
return $_providers;
}
function admin_settings_html() {
global $wpdb, $leform;
if (current_user_can('manage_options')) {
if (array_key_exists('data', $_REQUEST)) {
$data = json_decode(base64_decode(trim(stripslashes($_REQUEST['data']))), true);
if (is_array($data)) $data = array_merge($this->default_parameters, $data);
else $data = $this->default_parameters;
} else $data = $this->default_parameters;
$checkbox_id = $leform->random_string();
$html = '
<div class="leform-properties-item">
<div class="leform-properties-label">
<label>'.esc_html__('Checkout ID', 'leform').'</label>
</div>
<div class="leform-properties-tooltip">
<i class="fas fa-question-circle leform-tooltip-anchor"></i>
<div class="leform-tooltip-content">'.esc_html__('Please enter a valid InterKassa Checkout ID.', 'leform').'</div>
</div>
<div class="leform-properties-content">
<input type="text" name="checkout-id" value="'.esc_html($data['checkout-id']).'" />
<label class="leform-integrations-description">'.sprintf(esc_html__('Find your Checkout ID on %sMy Checkouts%s page.', 'leform'), '<a href="https://www.interkassa.com/account/checkout/" target="_blank">', '</a>').'</label>
</div>
</div>
<div class="leform-properties-item">
<div class="leform-properties-label">
<label>'.esc_html__('Sign Key', 'leform').'</label>
</div>
<div class="leform-properties-tooltip">
<i class="fas fa-question-circle leform-tooltip-anchor"></i>
<div class="leform-tooltip-content">'.esc_html__('Please enter Sign Key. Find it on Checkout Settings page, Security tab in your InterKassa account.', 'leform').'</div>
</div>
<div class="leform-properties-content">
<input type="text" name="secret-key" value="'.esc_html($data['secret-key']).'" />
</div>
</div>
<div class="leform-properties-item">
<div class="leform-properties-label">
<label>'.esc_html__('Sign Algorithm', 'leform').'</label>
</div>
<div class="leform-properties-tooltip">
<i class="fas fa-question-circle leform-tooltip-anchor"></i>
<div class="leform-tooltip-content">'.esc_html__('Please enter Sign Algorithm. It must be the same as on Checkout Settings page, Security tab in your InterKassa account.', 'leform').'</div>
</div>
<div class="leform-properties-content">
<select name="sign-algorithm">';
foreach ($this->sign_algorithms as $key => $value) {
$html .= '
<option value="'.esc_html($key).'"'.($key == $data['sign-algorithm'] ? ' selected="selected"' : '').'>'.esc_html($value).'</option>';
}
$html .= '
</select>
</div>
</div>
<div class="leform-properties-item">
<div class="leform-properties-label">
<label>'.esc_html__('Item name', 'leform').'</label>
</div>
<div class="leform-properties-tooltip">
<i class="fas fa-question-circle leform-tooltip-anchor"></i>
<div class="leform-tooltip-content">'.esc_html__('Please enter the item name.', 'leform').'</div>
</div>
<div class="leform-properties-content">
<div class="leform-input-shortcode-selector">
<input type="text" name="item-name" value="'.(empty($data['item-name']) ? esc_html__('Membership Fee', 'leform') : esc_html($data['item-name'])).'" />
<div class="leform-shortcode-selector" onmouseover="leform_shortcode_selector_set(this)";><span><i class="fas fa-code"></i></span></div>
</div>
</div>
</div>
<div class="leform-properties-item">
<div class="leform-properties-label">
<label>'.esc_html__('Amount', 'leform').'</label>
</div>
<div class="leform-properties-tooltip">
<i class="fas fa-question-circle leform-tooltip-anchor"></i>
<div class="leform-tooltip-content">'.esc_html__('Set amount to pay and currency.', 'leform').'</div>
</div>
<div class="leform-properties-content">
<div class="leform-properties-group">
<div class="leform-properties-content-9dimes leform-input-shortcode-selector">
<input type="text" name="amount" value="'.esc_html($data['amount']).'" />
<div class="leform-shortcode-selector" onmouseover="leform_shortcode_selector_set(this)";><span><i class="fas fa-code"></i></span></div>
</div>
<div class="leform-properties-content-dime">
<select name="currency" class="leform-100px">';
foreach ($this->currency_list as $currency) {
$html .= '<option value="'.esc_html($currency).'"'.($data['currency'] == $currency ? ' selected="selected"' : '').'>'.esc_html($currency).'</option>';
}
$html .= '
</select>
</div>
</div>
</div>
</div>
<div class="leform-properties-item">
<div class="leform-properties-label">
<label>'.esc_html__('Successful payment URL', 'leform').'</label>
</div>
<div class="leform-properties-tooltip">
<i class="fas fa-question-circle leform-tooltip-anchor"></i>
<div class="leform-tooltip-content">'.esc_html__('All payers are redirected to this URL after successful payment.', 'leform').'</div>
</div>
<div class="leform-properties-content">
<div class="leform-input-shortcode-selector">
<input type="text" name="success-url" value="'.esc_html($data['success-url']).'" />
<div class="leform-shortcode-selector" onmouseover="leform_shortcode_selector_set(this)";><span><i class="fas fa-code"></i></span></div>
</div>
</div>
</div>
<div class="leform-properties-item">
<div class="leform-properties-label">
<label>'.esc_html__('Cancel URL', 'leform').'</label>
</div>
<div class="leform-properties-tooltip">
<i class="fas fa-question-circle leform-tooltip-anchor"></i>
<div class="leform-tooltip-content">'.esc_html__('All payers are redirected to this URL in case of failed/cancelled payment.', 'leform').'</div>
</div>
<div class="leform-properties-content">
<div class="leform-input-shortcode-selector">
<input type="text" name="cancel-url" value="'.esc_html($data['cancel-url']).'" />
<div class="leform-shortcode-selector" onmouseover="leform_shortcode_selector_set(this)";><span><i class="fas fa-code"></i></span></div>
</div>
</div>
</div>';
$return_object = array();
$return_object['status'] = 'OK';
$return_object['html'] = $html;
echo json_encode($return_object);
}
exit;
}
function front_submit($_result, $_data) {
global $wpdb, $leform;
$data = array_merge($this->default_parameters, $_data);
if (empty($data['checkout-id']) || empty($data['secret-key'])) return $_result;
$data['amount'] = $leform->extract_number($data['amount']);
if (empty($data['amount']) || !is_numeric($data['amount']) || $data['amount'] <= 0) return $_result;
$params = array();
$params['ik_co_id'] = esc_html($data['checkout-id']);
$params['ik_am'] = number_format($data['amount'], 2, '.', '');
$params['ik_cur'] = esc_html($data["currency"]);
$params['ik_pm_no'] = $data["record-id"].'-'.time();
$params['ik_desc'] = (!empty($data['item-name']) ? esc_html($data['item-name']) : 'Fee');
$params['ik_ia_u'] = defined('UAP_CORE') ? esc_html(admin_url('do.php').'?leform-ipn=interkassa') : esc_html(get_bloginfo('url').'/?leform-ipn=interkassa');
$params['ik_ia_m'] = 'POST';
$params['ik_suc_u'] = empty($data['success-url']) ? esc_html($_SERVER["HTTP_REFERER"]) : esc_html($data['success-url']);
$params['ik_suc_m'] = 'GET';
$params['ik_fal_u'] = empty($data['cancel-url']) ? esc_html($_SERVER["HTTP_REFERER"]) : esc_html($data['cancel-url']);
$params['ik_fal_m'] = 'GET';
ksort($params, SORT_STRING);
$params_string = implode(':', $params).':'.$data['secret-key'];
if ($data['sign-algorithm'] == 'md5') {
$params['ik_sign'] = base64_encode(md5($params_string, true));
} else if ($data['sign-algorithm'] == 'sha256') {
$params['ik_sign'] = base64_encode(hash('sha256', $params_string, true));
}
$html = '
<form action="https://sci.interkassa.com/" method="post" target="_top" style="display:none; !important;">';
foreach($params as $key => $value) {
$html .= '
<input type="hidden" name="'.esc_html($key).'" value="'.esc_html($value).'">';
}
$html .= '
<input type="submit" class="leform-pay" value="Submit">
</form>';
$result = array('status' => 'OK', 'form' => $html, 'amount' => number_format($data['amount'], 2, '.', ''), 'currency' => $data["currency"], 'gateway-id' => $data['id']);
return $result;
}
function front_init() {
global $wpdb, $leform;
$form_object = null;
if (array_key_exists('leform-ipn', $_REQUEST) && $_REQUEST['leform-ipn'] == 'interkassa') {
if (!array_key_exists('ik_pm_no', $_REQUEST) || !array_key_exists('ik_co_prs_id', $_REQUEST)) die();
$transaction_details = array();
$sign_data = array();
foreach ($_POST as $key => $value) {
$transaction_details[$key] = stripslashes($value);
if (strtolower(substr($key, 0, 3)) == 'ik_' && $key != 'ik_sign') $sign_data[$key] = $value;
}
$item_id = $_POST['ik_pm_no'];
if (($pos = strpos($item_id, "-")) !== false) $item_id = intval(substr($item_id, 0, $pos));
$item_name = stripslashes($_POST['ik_desc']);
$payment_status = stripslashes($_POST['ik_inv_st']);
$transaction_type = stripslashes($_POST['ik_pw_via']);
$txn_id = stripslashes($_POST['ik_co_prs_id']);
$seller_id = stripslashes($_POST['ik_co_id']);
$payer_id = stripslashes($_POST['ik_x_email']);
$gross_total = stripslashes($_POST['ik_am']);
$mc_currency = stripslashes($_POST['ik_cur']);
$payer_name = 'InterKassa payer';
if ($payment_status == "success") {
$record_details = $wpdb->get_row("SELECT t1.*, t2.name AS form_name, t2.options AS form_options, t2.elements AS form_elements FROM ".$wpdb->prefix."leform_records t1 LEFT JOIN ".$wpdb->prefix."leform_forms t2 ON t2.id = t1.form_id WHERE t1.deleted = '0' AND t1.id = '".esc_sql(intval($item_id))."'", ARRAY_A);
if (!$record_details || !is_array($record_details) || !array_key_exists('gateway_id', $record_details)) $payment_status = "Error: no record";
else {
if (!class_exists("leform_form")) include_once(dirname(__FILE__).'/core-form.php');
$form_object = new leform_form(intval($record_details['form_id']));
if (empty($form_object->id)) $payment_status = "Error: no form";
else {
$payment_gateway = $form_object->get_payment_gateway($record_details['gateway_id']);
if (empty($payment_gateway) || !is_array($payment_gateway)) $payment_status = "Error: no payment gateway";
else {
if (strtolower($seller_id) != strtolower($payment_gateway['data']['checkout-id'])) $payment_status = "Error: invalid recipient";
if (floatval($gross_total) < floatval($record_details["amount"]) || $mc_currency != $record_details["currency"]) $payment_status = "Error: invalid amount";
else {
ksort($sign_data, SORT_STRING);
array_push($sign_data, $payment_gateway['data']['secret-key']);
$signString = implode(':', $sign_data);
if ($payment_gateway['data']['sign-algorithm'] == 'md5') {
$sign = base64_encode(md5($signString, true));
} else if ($payment_gateway['data']['sign-algorithm'] == 'sha256') {
$sign = base64_encode(hash('sha256', $signString, true));
}
if ($_POST['ik_sign'] != $sign) $payment_status = "Error: invalid signature";
}
}
}
}
}
$sql = "INSERT INTO ".$wpdb->prefix."leform_transactions (record_id, provider, payer_name, payer_email, gross, currency, payment_status, transaction_type, txn_id, details, created, deleted ) VALUES (
'".$item_id."',
'interkassa',
'".esc_sql($payer_name)."',
'".esc_sql($payer_id)."',
'".esc_sql(floatval($gross_total))."',
'".esc_sql($mc_currency)."',
'".esc_sql($payment_status)."',
'".esc_sql($transaction_type)."',
'".esc_sql($txn_id)."',
'".esc_sql(json_encode($transaction_details))."',
'".esc_sql(time())."',
'0'
)";
$wpdb->query($sql);
if ($payment_status == "success") {
$datestamp = date('Ymd');
$timestamp = date('h');
$stats_details = $wpdb->get_row("SELECT * FROM ".$wpdb->prefix."leform_stats WHERE form_id = '".esc_sql($form_object->id)."' AND datestamp = '".esc_sql($datestamp)."' AND timestamp = '".esc_sql($timestamp)."'", ARRAY_A);
if (!empty($stats_details)) {
$wpdb->query("UPDATE ".$wpdb->prefix."leform_stats SET payments = payments + 1 WHERE id = '".esc_sql($stats_details['id'])."'");
} else {
$wpdb->query("INSERT INTO ".$wpdb->prefix."leform_stats (form_id, impressions, submits, confirmed, payments, datestamp, timestamp, deleted) VALUES ('".esc_sql($form_object->id)."', '0', '0', '0', '1', '".esc_sql($datestamp)."', '".esc_sql($timestamp)."', '0')");
}
$wpdb->query("UPDATE ".$wpdb->prefix."leform_records SET status = '".esc_sql(LEFORM_RECORD_STATUS_PAID)."' WHERE id = '".esc_sql($item_id)."'");
$form_object->form_data = json_decode($record_details['fields'], true);
$form_object->form_info = json_decode($record_details['info'], true);
$form_object->record_id = $record_details['id'];
$form_object->do_notifications("payment-success", array('payment-amount' => $gross_total, 'payment-currency' => $mc_currency, 'payment-status' => $payment_status));
$form_object->do_integrations("payment-success");
do_action('leform_successfully_paid', $form_object);
} else {
$wpdb->query("UPDATE ".$wpdb->prefix."leform_records SET status = '".esc_sql(LEFORM_RECORD_STATUS_UNPAID)."' WHERE id = '".esc_sql($item_id)."'");
if (!empty($form_object) && !empty($form_object->id)) {
$form_object->form_data = json_decode($record_details['fields'], true);
$form_object->form_info = json_decode($record_details['info'], true);
$form_object->record_id = $record_details['id'];
$form_object->do_notifications("payment-fail", array('payment-amount' => $gross_total, 'payment-currency' => $mc_currency, 'payment-status' => $payment_status));
$form_object->do_integrations("payment-fail");
do_action('leform_unsuccessfully_paid', $form_object);
}
}
exit;
}
}
function admin_details($_html, $_transaction_details, $_pdf = false) {
global $wpdb, $leform;
$html = $_html;
$details = json_decode($_transaction_details['details'], true);
$html = '
<table class="leform-record-details-table">';
foreach($details as $key => $value) {
$html .= '
<tr><td class="leform-record-details-table-name"'.($_pdf ? ' style="width:33%;"' : '').'>'.esc_html($key).'</td><td class="leform-record-details-table-value"'.($_pdf ? ' style="width:67%;"' : '').'>'.esc_html(urldecode($value)).'</td></tr>';
}
$html .= '
</table>';
return $html;
}
}
$leform_interkassa = new leform_interkassa_class();
?>