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cryptobox.class.php
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cryptobox.class.php
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<?php
/**
* ##########################################
* ### PLEASE DO NOT MODIFY THIS FILE ! ###
* ##########################################
*
*
* PHP Cryptocurrency Payment Class
*
* @package GoUrl PHP Bitcoin/Altcoin Payments and Crypto Captcha
* @copyright 2014-2024 Delta Consultants
* @category Libraries
* @website https://gourl.io
* @api https://gourl.io/bitcoin-payment-gateway-api.html
* @example https://gourl.io/lib/examples/example_customize_box.php <----
* @gitHub https://github.com/cryptoapi/Payment-Gateway
* @license Free GPLv2
* @version 2.2.4
*
*
* CLASS CRYPTOBOX - LIST OF METHODS:
* --------------------------------------
* 1a. function display_cryptobox(..) // Show Cryptocoin Payment Box and automatically displays successful payment message. If $submit_btn = true, display user submit button 'Click Here if you have already sent coins' or not
* 1b. function display_cryptobox_bootstrap(..) // Show Customize Mobile Friendly Payment Box and automatically displays successful payment message if use ajax.
* // optional - FREE WHITE-LABEL PRODUCT - BITCOIN/ALTCOIN PAYMENT BOX WITH YOUT LOGO THROUGH YOUR SERVER.
* // This function use bootstrap4 template; you can use your own template without this function
* 2. function cryptobox_json_url() // It generates url with your parameters to gourl.io payment gateway. Using this url you can get bitcoin/altcoin payment box values in JSON format and use it on html page with Jquery/Ajax.
* 3. function get_json_values() // Alternatively, you can receive JSON values though php curl on server side and use it in your php file without using Javascript and Jquery/Ajax.
* 4. function cryptobox_hash(..) // It generates security md5 hash for all values used in payment box
* 5. function is_paid(..) // If payment received - return true, otherwise return false
* 6. function is_confirmed() // Returns true if transaction/payment have 6+ confirmations. Average transaction/payment confirmation time - 10-20min for 6 confirmations (altcoins)
* 7. function amount_paid() // Returns the amount of coins received from the user
* 8. function amount_paid_usd() // Returns the approximate amount in USD received from the user using live cryptocurrency exchange rates on the datetime of payment
* 9. function set_status_processed() // Optional - if payment received, set payment status to 'processed' and save this status in database
* 10. function is_processed() // Optional - if payment status in database is 'processed' - return true, otherwise return false
* 11.function cryptobox_type() // Returns cryptobox type - paymentbox or captchabox
* 12.function payment_id() // Returns current record id in the table crypto_payments. Crypto_payments table stores all payments from your users
* 13.function payment_date() // Returns payment/transaction datetime in GMT format
* 14.function payment_info() // Returns object with current user payment details - amount, txID, datetime, usercointry, etc
* 15.function cryptobox_reset() // Optional, Delete cookies/sessions and new cryptobox with new payment amount will be displayed. Use this function only if you have not set userID manually.
* 16.function coin_name() // Returns coin name (bitcoin, dogecoin, etc)
* 17.function coin_label() // Returns coin label (DOGE, BTC, etc)
* 18.function iframe_id() // Returns payment box frame id
* 19.function payment_status_text() // Return localize message from $cryptobox_localisation for current user language
*
*
* LIST OF GENERAL FUNCTIONS:
* -------------------------------------
* A. function payment_history(..) // Returns array with history payment details of any of your users / orders / etc.
* B. function payment_unrecognised(..) // Returns array with unrecognised payments for custom period - $time (users paid wrong amount on your internal wallet address)
* C. function payment_ipntest(..) // Returns an array with test payments sent from the IPN TEST gourl.io web page https://gourl.io/info/ipn/IPN_Website_Testing.html
* D. function payment_ipntest_delete(..) // Delete test payments sent from the IPN TEST gourl.io web page https://gourl.io/info/ipn/IPN_Website_Testing.html
* E. function cryptobox_sellanguage(..) // Get cryptobox current selected language by user (english, spanish, etc)
* F. function cryptobox_selcoin(..) // Get cryptobox current selected coin by user (bitcoin, dogecoin, etc. - for multiple coin payment boxes)
* G. function display_language_box(..) // Language selection dropdown list for cryptocoin payment box
* H. function display_currency_box(..) // Multiple crypto currency selection list. You can accept payments in multiple crypto currencies (for example: bitcoin, bitcoincash, bitcoinsv, litecoin, dogecoin)
* I. function get_country_name(..) // Get country name by country code or reverse
* J. function convert_currency_live(..) // Fiat currency converter using live exchange rates websites
* K. function get_url_contents(..) // get remote url content through curl
* L. function validate_gourlkey(..) // Validate gourl private/public/affiliate keys
* M. function run_sql(..) // Run SQL queries and return result in array/object formats
*
*
* CONSTANTS
* -------------------------------------
* CRYPTOBOX_LANGUAGE - cryptobox current selected language
* CRYPTOBOX_LOCALISATION - all cryptobox localisations
*
* Note: Complete Description of the Functions, see on the page below or here - https://gourl.io/api-php.html
*
*
*/
if(!defined("CRYPTOBOX_WORDPRESS")) define("CRYPTOBOX_WORDPRESS", false);
if (!CRYPTOBOX_WORDPRESS) { // Pure PHP
require_once( "cryptobox.config.php" );
require_once( "cryptobox.newpayment.php" );
}
elseif (!defined('ABSPATH')) exit; // Wordpress
define("CRYPTOBOX_VERSION", "2.2.4");
// GoUrl supported crypto currencies
define("CRYPTOBOX_COINS", json_encode(array('bitcoin', 'bitcoincash', 'bitcoinsv', 'litecoin', 'dash', 'dogecoin', 'speedcoin', 'reddcoin', 'potcoin', 'feathercoin', 'vertcoin', 'peercoin', 'monetaryunit', 'universalcurrency')));
class Cryptobox {
// Custom Variables
private $public_key = ""; // value from your gourl.io member page - https://gourl.io/info/memberarea
private $private_key = ""; // value from your gourl.io member page. Also you setup cryptocoin name on gourl.io member page
private $webdev_key = ""; // optional, web developer affiliate key
private $amount = 0; // amount of cryptocoins which will be used in the payment box/captcha, precision is 4 (number of digits after the decimal), example: 0.0001, 2.444, 100, 2455, etc.
/* we will use this $amount value of cryptocoins in the payment box with a small fraction after the decimal point to uniquely identify each of your users individually
* (for example, if you enter 0.5 BTC, one of your user will see 0.500011 BTC, and another will see 0.500046 BTC, etc) */
private $amountUSD = 0; /* you can specify your price in USD and cryptobox will automatically convert that USD amount to cryptocoin amount using today live cryptocurrency exchange rates.
* Using that functionality (price in USD), you don't need to worry if cryptocurrency prices go down or up.
* User will pay you all times the actual price which is linked on current exchange price in USD on the datetime of purchase.
* You can use in cryptobox options one variable only: amount or amountUSD. You cannot place values of those two variables together. */
private $period = ""; // period after which the payment becomes obsolete and new cryptobox will be shown; allow values: NOEXPIRY, 1 MINUTE..90 MINUTE, 1 HOUR..90 HOURS, 1 DAY..90 DAYS, 1 WEEK..90 WEEKS, 1 MONTH..90 MONTHS
private $language = "en"; // cryptobox localisation; en - English, es - Spanish, fr - French, de - German, nl - Dutch, it - Italian, ru - Russian, pl - Polish, pt - Portuguese, fa - Persian, ko - Korean, ja - Japanese, id - Indonesian, tr - Turkish, ar - Arabic, cn - Simplified Chinese, zh - Traditional Chinese, hi - Hindi
private $iframeID = ""; // optional, html iframe element id; allow symbols: a..Z0..9_-
private $orderID = ""; // your page name / product name or order name (not unique); allow symbols: a..Z0..9_-@.; max size: 50 symbols
private $userID = ""; // optional, manual setup unique identifier for each of your users; allow symbols: a..Z0..9_-@.; max size: 50 symbols
/* IMPORTANT - If you use Payment Box/Captcha for registered users on your website, you need to set userID manually with
* an unique value for each of your registered user. It is better than to use cookies by default. Examples: 'user1', 'user2', '3vIh9MjEis' */
private $userFormat = "COOKIE"; // this variable use only if $userID above is empty - it will save random userID in cookies, sessions or use user IP address as userID. Available values: COOKIE, SESSION, IPADDRESS
/* PLEASE NOTE -
* If you use multiple stores/sites online, please create separate GoUrl Payment Box (with unique payment box public/private keys) for each of your stores/websites.
* Do not use the same GoUrl Payment Box with the same public/private keys on your different websites/stores.
* if you use the same $public_key, $orderID and $userID in your multiple cryptocoin payment boxes on different website pages and a user has made payment; a successful result for that user will be returned on all those pages (if $period time valid).
* if you change - $public_key or $orderID or $userID - new cryptocoin payment box will be shown for exisiting paid user. (function $this->is_paid() starts to return 'false').
* */
// Internal Variables
private $boxID = 0; // cryptobox id, the same as on gourl.io member page. For each your cryptocoin payment boxes you will have unique public / private keys
private $coinLabel = ""; // current cryptocoin label (BTC, DOGE, etc.)
private $coinName = ""; // current cryptocoin name (Bitcoin, Dogecoin, etc.)
private $paid = false; // paid or not
private $confirmed = false; // transaction/payment have 6+ confirmations or not
private $paymentID = false; // current record id in the table crypto_payments (table stores all payments from your users)
private $paymentDate = ""; // transaction/payment datetime in GMT format
private $amountPaid = 0; // exact paid amount; for example, $amount = 0.5 BTC and user paid - $amountPaid = 0.50002 BTC
private $amountPaidUSD = 0; // approximate paid amount in USD; using cryptocurrency exchange rate on datetime of payment
private $boxType = ""; // cryptobox type - 'paymentbox' or 'captchabox'
private $processed = false; // optional - set flag to paid & processed
private $cookieName = ""; // user cookie/session name (if cookies/sessions use)
private $localisation = ""; // localisation; en - English, es - Spanish, fr - French, de - German, nl - Dutch, it - Italian, ru - Russian, pl - Polish, pt - Portuguese, fa - Persian, ko - Korean, ja - Japanese, id - Indonesian, tr - Turkish, ar - Arabic, cn - Simplified Chinese, zh - Traditional Chinese, hi - Hindi
private $ver = ""; // version
public function __construct($options = array())
{
// Min requirements
if (!function_exists( 'mb_stripos' ) || !function_exists( 'mb_strripos' )) die(sprintf("Error. Please enable <a target='_blank' href='%s'>MBSTRING extension</a> in PHP. <a target='_blank' href='%s'>Read here »</a>", "http://php.net/manual/en/book.mbstring.php", "http://www.knowledgebase-script.com/kb/article/how-to-enable-mbstring-in-php-46.html"));
if (!function_exists( 'curl_init' )) die(sprintf("Error. Please enable <a target='_blank' href='%s'>CURL extension</a> in PHP. <a target='_blank' href='%s'>Read here »</a>", "http://php.net/manual/en/book.curl.php", "http://stackoverflow.com/questions/1347146/how-to-enable-curl-in-php-xampp"));
if (!function_exists( 'mysqli_connect' )) die(sprintf("Error. Please enable <a target='_blank' href='%s'>MySQLi extension</a> in PHP. <a target='_blank' href='%s'>Read here »</a>", "http://php.net/manual/en/book.mysqli.php", "http://crybit.com/how-to-enable-mysqli-extension-on-web-server/"));
if (version_compare(phpversion(), '5.4.0', '<')) die(sprintf("Error. You need PHP 5.4.0 (or greater). Current php version: %s", phpversion()));
foreach($options as $key => $value)
if (in_array($key, array("public_key", "private_key", "webdev_key", "amount", "amountUSD", "period", "language", "iframeID", "orderID", "userID", "userFormat"))) $this->$key = (is_string($value)) ? trim($value) : $value;
$this->boxID = $this->left($this->public_key, "AA");
if (preg_replace('/[^A-Za-z0-9]/', '', $this->public_key) != $this->public_key || strlen($this->public_key) != 50 || !strpos($this->public_key, "AA") || !$this->boxID || !is_numeric($this->boxID) || strpos($this->public_key, "77") === false || !strpos($this->public_key, "PUB")) die("Invalid Cryptocoin Payment Box PUBLIC KEY - " . ($this->public_key?$this->public_key:"cannot be empty"));
if (preg_replace('/[^A-Za-z0-9]/', '', $this->private_key) != $this->private_key || strlen($this->private_key) != 50 || !strpos($this->private_key, "AA") || $this->boxID != $this->left($this->private_key, "AA") || !strpos($this->private_key, "PRV") || $this->left($this->private_key, "PRV") != $this->left($this->public_key, "PUB")) die("Invalid Cryptocoin Payment Box PRIVATE KEY".($this->private_key?"":" - cannot be empty"));
if (!defined("CRYPTOBOX_PRIVATE_KEYS") || !in_array($this->private_key, explode("^", CRYPTOBOX_PRIVATE_KEYS))) die("Error. Please add your Cryptobox Private Key ".(CRYPTOBOX_WORDPRESS ? "on your plugin settings page" : "to \$cryptobox_private_keys in file cryptobox.config.php"));
if ($this->webdev_key && (preg_replace('/[^A-Za-z0-9]/', '', $this->webdev_key) != $this->webdev_key || strpos($this->webdev_key, "DEV") !== 0 || $this->webdev_key != strtoupper($this->webdev_key) || $this->icrc32($this->left($this->webdev_key, "G", false)) != $this->right($this->webdev_key, "G", false))) $this->webdev_key = "";
$c = substr($this->right($this->left($this->public_key, "PUB"), "AA"), 5);
$this->coinLabel = $this->right($c, "77");
$this->coinName = $this->left($c, "77");
if ($this->amount && strpos($this->amount, ".")) $this->amount = rtrim(rtrim($this->amount, "0"), ".");
if ($this->amountUSD && strpos($this->amountUSD, ".")) $this->amountUSD = rtrim(rtrim($this->amountUSD, "0"), ".");
if (!$this->amount || $this->amount <= 0) $this->amount = 0;
if (!$this->amountUSD || $this->amountUSD <= 0) $this->amountUSD = 0;
if (($this->amount <= 0 && $this->amountUSD <= 0) || ($this->amount > 0 && $this->amountUSD > 0)) die("You can use in cryptobox options one of variable only: amount or amountUSD. You cannot place values in that two variables together (submitted amount = '".$this->amount."' and amountUSD = '".$this->amountUSD."' )");
if ($this->amount && (!is_numeric($this->amount) || $this->amount < 0.0001 || $this->amount > 500000000)) die("Invalid Amount - ".sprintf('%.8f', $this->amount)." $this->coinLabel. Allowed range: 0.0001 .. 500,000,000");
if ($this->amountUSD && (!is_numeric($this->amountUSD) || $this->amountUSD < 0.01 || $this->amountUSD > 1000000)) die("Invalid amountUSD - ".sprintf('%.8f', $this->amountUSD)." USD. Allowed range: 0.01 .. 1,000,000");
$this->period = trim(strtoupper(str_replace(" ", "", $this->period)));
if (substr($this->period, -1) == "S") $this->period = substr($this->period, 0, -1);
for ($i=1; $i<=90; $i++) { $arr[] = $i."MINUTE"; $arr[] = $i."HOUR"; $arr[] = $i."DAY"; $arr[] = $i."WEEK"; $arr[] = $i."MONTH"; }
if ($this->period != "NOEXPIRY" && !in_array($this->period, $arr)) die("Invalid Cryptobox Period - $this->period");
$this->period = str_replace(array("MINUTE", "HOUR", "DAY", "WEEK", "MONTH"), array(" MINUTE", " HOUR", " DAY", " WEEK", " MONTH"), $this->period);
$this->localisation = json_decode(CRYPTOBOX_LOCALISATION, true);
if (!in_array(strtolower($this->language), array_keys($this->localisation))) $this->language = "en";
$this->language = cryptobox_sellanguage($this->language);
$this->localisation = $this->localisation[$this->language];
if ($this->iframeID && preg_replace('/[^A-Za-z0-9\_\-]/', '', $this->iframeID) != $this->iframeID || $this->iframeID == "cryptobox_live_") die("Invalid iframe ID - $this->iframeID. Allowed symbols: a..Z0..9_-");
$this->userID = trim($this->userID);
if ($this->userID && preg_replace('/[^A-Za-z0-9\.\_\-\@]/', '', $this->userID) != $this->userID) die("Invalid User ID - $this->userID. Allowed symbols: a..Z0..9_-@.");
if (strlen($this->userID) > 50) die("Invalid User ID - $this->userID. Max: 50 symbols");
$this->orderID = trim($this->orderID);
if ($this->orderID && preg_replace('/[^A-Za-z0-9\.\_\-\@]/', '', $this->orderID) != $this->orderID) die("Invalid Order ID - $this->orderID. Allowed symbols: a..Z0..9_-@.");
if (!$this->orderID || strlen($this->orderID) > 50) die("Invalid Order ID - $this->orderID. Max: 50 symbols");
if ($this->userID)
$this->userFormat = "MANUAL";
else
{
switch ($this->userFormat)
{
case "COOKIE":
$this->cookieName = 'cryptoUsr'.$this->icrc32($this->boxID."*&*".$this->coinLabel."*&*".$this->orderID."*&*".$this->private_key);
if (isset($_COOKIE[$this->cookieName]) && trim($_COOKIE[$this->cookieName]) && strpos($_COOKIE[$this->cookieName], "__") && preg_replace('/[^A-Za-z0-9\_]/', '', $_COOKIE[$this->cookieName]) == $_COOKIE[$this->cookieName] && strlen($_COOKIE[$this->cookieName]) <= 30) $this->userID = trim($_COOKIE[$this->cookieName]);
else
{
$s = trim(strtolower($_SERVER['SERVER_NAME']), " /");
if (stripos($s, "www.") === 0) $s = substr($s, 4);
$d = time(); if ($d > 1410000000) $d -= 1410000000;
$v = trim($d."__".substr(md5(uniqid(mt_rand().mt_rand().mt_rand())), 0, 10));
setcookie($this->cookieName, $v, time()+(10*365*24*60*60), '/', $s);
$this->userID = $v;
}
break;
case "SESSION":
if (session_status() == PHP_SESSION_NONE) session_start();
$this->cookieName = 'cryptoUser'.$this->icrc32($this->private_key."*&*".$this->boxID."*&*".$this->coinLabel."*&*".$this->orderID);
if (isset($_SESSION[$this->cookieName]) && trim($_SESSION[$this->cookieName]) && strpos($_SESSION[$this->cookieName], "--") && preg_replace('/[^A-Za-z0-9\-]/', '', $_SESSION[$this->cookieName]) == $_SESSION[$this->cookieName] && strlen($_SESSION[$this->cookieName]) <= 30) $this->userID = trim($_SESSION[$this->cookieName]);
else
{
$d = time(); if ($d > 1410000000) $d -= 1410000000;
$v = trim($d."--".substr(md5(uniqid(mt_rand().mt_rand().mt_rand())), 0, 10));
$this->userID = $_SESSION[$this->cookieName] = $v;
}
break;
case "IPADDRESS":
if (session_status() == PHP_SESSION_NONE) session_start();
if (isset($_SESSION['cryptoUserIP']) && filter_var($_SESSION['cryptoUserIP'], FILTER_VALIDATE_IP) && preg_replace('/[^A-Za-z0-9\.\:]/', '', $_SESSION['cryptoUserIP']) == $_SESSION['cryptoUserIP'] && strlen($_SESSION['cryptoUserIP']) <= 50)
$ip = $_SESSION['cryptoUserIP'];
else $ip = $_SESSION['cryptoUserIP'] = $this->ip_address();
$this->userID = trim(md5($ip."*&*".$this->boxID."*&*".$this->coinLabel."*&*".$this->orderID));
break;
default:
die("Invalid userFormat value - $this->userFormat");
break;
}
}
// version string
$this->ver = "version | gourlphp " . CRYPTOBOX_VERSION;
if (CRYPTOBOX_WORDPRESS) $this->ver .= " | gourlwordpress" . (defined('GOURL_VERSION') ? " ".GOURL_VERSION : "");
if (CRYPTOBOX_WORDPRESS && defined('GOURLWC_VERSION') && strpos($this->orderID, "gourlwoocommerce.") === 0) $this->ver .= " | gourlwoocommerce " . GOURLWC_VERSION;
if (CRYPTOBOX_WORDPRESS && defined('GOURLAP_VERSION') && strpos($this->orderID, "gourlappthemes.") === 0) $this->ver .= " | gourlappthemes " . GOURLAP_VERSION;
if (CRYPTOBOX_WORDPRESS && defined('GOURLEDD_VERSION') && strpos($this->orderID, "gourledd.") === 0) $this->ver .= " | gourledd " . GOURLEDD_VERSION;
if (CRYPTOBOX_WORDPRESS && defined('GOURLPMP_VERSION') && strpos($this->orderID, "gourlpmpro.") === 0) $this->ver .= " | gourlpmpro " . GOURLPMP_VERSION;
if (CRYPTOBOX_WORDPRESS && defined('GOURLGV_VERSION') && strpos($this->orderID, "gourlgive.") === 0) $this->ver .= " | gourlgive " . GOURLGV_VERSION;
if (CRYPTOBOX_WORDPRESS && defined('GOURLJI_VERSION') && strpos($this->orderID, "gourljigoshop.") === 0) $this->ver .= " | gourljigoshop " . GOURLJI_VERSION;
if (CRYPTOBOX_WORDPRESS && defined('GOURLWPSC_VERSION') && strpos($this->orderID, "gourlwpecommerce.") === 0) $this->ver .= " | gourlwpecommerce " . GOURLWPSC_VERSION;
if (CRYPTOBOX_WORDPRESS && defined('GOURLMP_VERSION') && strpos($this->orderID, "gourlmarketpress.") === 0) $this->ver .= " | gourlmarketpress " . GOURLMP_VERSION;
if (!$this->iframeID) $this->iframeID = $this->iframe_id();
$this->check_payment();
return true;
}
/* 1. Function display_cryptobox() -
*
* Display Cryptocoin Payment Box; the cryptobox will automatically displays successful message if payment has been received
*
* Usually user will see on bottom of payment box button 'Click Here if you have already sent coins' (when $submit_btn = true)
* and when they click on that button, script will connect to our remote cryptocoin payment box server
* and check user payment.
*
* As backup, our server will also inform your server automatically through IPN every time a payment is received
* (file cryptobox.callback.php). I.e. if the user does not click on the button or you have not displayed the button,
* your website will receive a notification about a given user anyway and save it to your database.
* Next time your user goes to your website/reloads page they will automatically see the message
* that their payment has been received successfully.
*/
public function display_cryptobox($submit_btn = true, $width = "540", $height = "230", $box_style = "", $message_style = "", $anchor = "")
{
if (!$box_style) $box_style = "border-radius:15px;box-shadow:0 0 12px #aaa;-moz-box-shadow:0 0 12px #aaa;-webkit-box-shadow:0 0 12px #aaa;padding:3px 6px;margin:10px";
if (!$message_style) $message_style = "display:inline-block;max-width:580px;padding:15px 20px;box-shadow:0 0 10px #aaa;-moz-box-shadow: 0 0 10px #aaa;margin:7px;font-size:13px;font-weight:normal;line-height:21px;font-family: Verdana, Arial, Helvetica, sans-serif;";
$width = intval($width);
$height = intval($height);
$box_style = trim($box_style, "; ") .";max-width:".$width."px !important;max-height:".$height."px !important;";
$cryptobox_html = "";
$val = md5($this->iframeID.$this->private_key.$this->userID);
if ($submit_btn && isset($_POST["cryptobox_live_"]) && $_POST["cryptobox_live_"] == $val)
{
$id = "id".md5(mt_rand());
if (!$this->paid) $cryptobox_html .= "<a id='c".$this->iframeID."' name='c".$this->iframeID."'></a>";
$cryptobox_html .= "<br><div id='$id' align='center'>";
$cryptobox_html .= '<div'.(in_array($this->language, array("ar", "fa"))?' dir="rtl"':'').' style="'.htmlspecialchars($message_style, ENT_COMPAT).'">';
if ($this->paid) $cryptobox_html .= "<span style='color:#339e2e;white-space:nowrap;'>".$this->payment_status_text()."</span>";
else $cryptobox_html .= "<span style='color:#eb4847'>".$this->payment_status_text()."</span><script type='text/javascript'>cryptobox_msghide('$id')</script>";
$cryptobox_html .= "</div></div><br>";
}
$hash = $this->cryptobox_hash(false, $width, $height);
$cryptobox_html .= "<div align='center' style='min-width:".$width."px'><iframe id='$this->iframeID' ".($box_style?'style="'.htmlspecialchars($box_style, ENT_COMPAT).'"':'')." scrolling='no' marginheight='0' marginwidth='0' frameborder='0' width='$width' height='$height'></iframe></div>";
$cryptobox_html .= "<div><script type='text/javascript'>";
$cryptobox_html .= "cryptobox_show($this->boxID, '$this->coinName', '$this->public_key', $this->amount, $this->amountUSD, '$this->period', '$this->language', '$this->iframeID', '$this->userID', '$this->userFormat', '$this->orderID', '$this->cookieName', '$this->webdev_key', '".base64_encode($this->ver)."', '$hash', $width, $height);";
$cryptobox_html .= "</script></div>";
if ($submit_btn && !$this->paid)
{
$cryptobox_html .= "<form action='".$_SERVER["REQUEST_URI"]."#".($anchor?$anchor:"c".$this->iframeID)."' method='post'>";
$cryptobox_html .= "<input type='hidden' id='cryptobox_live_' name='cryptobox_live_' value='$val'>";
$cryptobox_html .= "<div align='center'>";
$cryptobox_html .= "<button".(in_array($this->language, array("ar", "fa"))?' dir="rtl"':'')." style='color:#555;border-color:#ccc;background:#f7f7f7;-webkit-box-shadow:inset 0 1px 0 #fff,0 1px 0 rgba(0,0,0,.08);box-shadow:inset 0 1px 0 #fff,0 1px 0 rgba(0,0,0,.08);vertical-align:top;display:inline-block;text-decoration:none;font-size:13px;line-height:26px;min-height:28px;margin:20px 0 25px 0;padding:0 10px 1px;cursor:pointer;border-width:1px;border-style:solid;-webkit-appearance:none;-webkit-border-radius:3px;border-radius:3px;white-space:nowrap;-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box;font-family:\"Open Sans\",sans-serif;font-size: 13px;font-weight: normal;text-transform: none;'>  ".str_replace(array("%coinName%", "%coinNames%", "%coinLabel%"), array($this->coinName, (in_array($this->coinLabel, array('BCH', 'BSV', 'DASH'))?$this->coinName:$this->coinName.'s'), $this->coinLabel), $this->localisation["button"]).($this->language!="ar"?" »":"")."  </button>";
$cryptobox_html .= "</div>";
$cryptobox_html .= "</form>";
}
$cryptobox_html .= "<br>";
return $cryptobox_html;
}
/* 2. Function cryptobox_json_url()
*
* It generates url with your parameters to gourl.io payment gateway.
* Using this url you can get bitcoin/altcoin payment box values in JSON format and use it on html page with Jquery/Ajax.
* See instruction https://gourl.io/bitcoin-payment-gateway-api.html#p8
*
* JSON Values Example -
* Payment not received - https://coins.gourl.io/b/20/c/Bitcoin/p/20AAvZCcgBitcoin77BTCPUB0xyyeKkxMUmeTJRWj7IZrbJ0oL/a/0/au/2.21/pe/NOEXPIRY/l/en/o/invoice22/u/83412313__3bccb54769/us/COOKIE/j/1/d/ODIuMTEuOTQuMTIx/h/e889b9a07493ee96a479e471a892ae2e
* Payment received successfully - https://coins.gourl.io/b/20/c/Bitcoin/p/20AAvZCcgBitcoin77BTCPUB0xyyeKkxMUmeTJRWj7IZrbJ0oL/a/0/au/0.1/pe/NOEXPIRY/l/en/o/invoice1/u/demo/us/MANUAL/j/1/d/ODIuMTEuOTQuMTIx/h/ac7733d264421c8410a218548b2d2a2a
*
* Alternatively, you can receive JSON values through php curl on server side - function get_json_values() and use it in your php/other files without using javascript and jquery/ajax.
*
* By default the user sees bitcoin payment box as iframe in html format - function display_cryptobox().
* JSON data will allow you to easily customise your bitcoin payment boxes. For example, you can display payment amount and
* bitcoin payment address with your own text, you can also accept payments in android/windows and other applications.
* You get an array of values - payment amount, bitcoin address, text; and can place them in any position on your webpage/application.
*/
public function cryptobox_json_url()
{
$ip = $this->ip_address();
$hash = $this->cryptobox_hash(true);
$data = array
(
"b" => $this->boxID,
"c" => $this->coinName,
"p" => $this->public_key,
"a" => $this->amount,
"au" => $this->amountUSD,
"pe" => str_replace(" ", "_", $this->period),
"l" => $this->language,
"o" => $this->orderID,
"u" => $this->userID,
"us" => $this->userFormat,
"j" => 1, // json
"d" => base64_encode($ip),
"f" => base64_encode($this->ua(false)),
"t" => base64_encode($this->ver),
"h" => $hash
);
if ($this->webdev_key) $data["w"] = $this->webdev_key;
$data["z"] = rand(0,10000000);
$url = "https://coins.gourl.io";
foreach($data as $k=>$v) $url .= "/".$k."/".rawurlencode($v);
return $url;
}
/* 3. Function get_json_values()
*
* Alternatively, you can receive JSON values through php curl on server side and use it in your php/other files without using javascript and jquery/ajax.
* Return Array; Examples -
* Payment not received - https://coins.gourl.io/b/20/c/Bitcoin/p/20AAvZCcgBitcoin77BTCPUB0xyyeKkxMUmeTJRWj7IZrbJ0oL/a/0/au/2.21/pe/NOEXPIRY/l/en/o/invoice22/u/83412313__3bccb54769/us/COOKIE/j/1/d/ODIuMTEuOTQuMTIx/h/e889b9a07493ee96a479e471a892ae2e
* Payment received successfully - https://coins.gourl.io/b/20/c/Bitcoin/p/20AAvZCcgBitcoin77BTCPUB0xyyeKkxMUmeTJRWj7IZrbJ0oL/a/0/au/0.1/pe/NOEXPIRY/l/en/o/invoice1/u/demo/us/MANUAL/j/1/d/ODIuMTEuOTQuMTIx/h/ac7733d264421c8410a218548b2d2a2a
*
* By default the user sees bitcoin payment box as iframe in html format - function display_cryptobox().
* JSON data will allow you to easily customise your bitcoin payment boxes. For example, you can display payment amount and
* bitcoin payment address with your own text, you can also accept payments in android/windows and other applications.
* You get an array of values - payment amount, bitcoin address, text; and can place them in any position on your webpage/application.
*/
public function get_json_values()
{
$url = $this->cryptobox_json_url();
$ch = curl_init( $url );
curl_setopt( $ch, CURLOPT_SSL_VERIFYPEER, FALSE);
curl_setopt( $ch, CURLOPT_HEADER, 0);
curl_setopt( $ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt( $ch, CURLOPT_USERAGENT, $this->ua());
curl_setopt ($ch, CURLOPT_CONNECTTIMEOUT, 20);
curl_setopt( $ch, CURLOPT_TIMEOUT, 20);
$res = curl_exec( $ch );
curl_close($ch);
// security; validate data sent by gourl.io
$f = false;
if ($res)
{
$arr = $arr2 = json_decode($res, true);
// if error
if (!$arr && $res) return array("status" => "error", "err" => substr(strip_tags($res), 0, 250));
if (isset($arr2["data_hash"]))
{
unset($arr2["data_hash"]);
if (strtolower($arr["data_hash"]) == strtolower(hash("sha512", $this->private_key.json_encode($arr2).$this->private_key))) $f = true;
}
}
if (!$f) $arr = array();
if ($arr && $arr["status"] == "payment_received" && !$this->paid) $this->check_payment(true);
return $arr;
}
/* 4. Function cryptobox_hash($json = false, $width = 0, $height = 0)
*
* It generates security md5 hash for all values used in payment boxes.
* This protects payment box parameters from changes by end user in web browser.
* $json = true - generate md5 hash for json payment data output
* or generate hash for iframe html box with sizes $width x $height
*/
public function cryptobox_hash($json = false, $width = 0, $height = 0)
{
if ($json) $hash_str = $this->boxID."|".$this->coinName."|".$this->public_key."|".$this->private_key."|".$this->webdev_key."|".$this->amount."|".$this->amountUSD."|".$this->period."|". $this->language."|".$this->orderID."|".$this->userID."|".$this->userFormat."|".$this->ver."|".$this->ip_address();
else $hash_str = $this->boxID."|".$this->coinName."|".$this->public_key."|".$this->private_key."|".$this->webdev_key."|".$this->amount."|".$this->amountUSD."|".$this->period."|". $this->language."|".$this->orderID."|".$this->userID."|".$this->userFormat."|".$this->ver."|".$this->iframeID."|".$width."|".$height;
$hash = md5($hash_str);
return $hash;
}
/* 5. Function is_paid($remotedb = false) -
*
* This Checks your local database whether payment has been received and is stored on your local database.
*
* If use $remotedb = true, it will check also on the remote cryptocoin payment server (gourl.io),
* and if payment is received, it saves it in your local database. Usually user will see on bottom
* of payment box button 'Click Here if you have already sent coins' and when they click on that button,
* script it will connect to our remote cryptocoin payment box server. Therefore you don't need to use
* $remotedb = true, it will make your webpage load slowly if payment on gourl.io is checked during
* each of your page loadings.
*
* Please note that our server will also inform your server automatically every time when payment is
* received through callback url: cryptobox.callback.php. I.e. if the user does not click on button,
* your website anyway will receive notification about a given user and save it in your database.
* And when your user next time comes on your website/reload page he will automatically will see
* message that his payment has been received successfully.
*/
public function is_paid($remotedb = false)
{
if (!$this->paymentID && $remotedb) $this->check_payment($remotedb);
if ($this->paid) return true;
else return false;
}
/* 6. Function is_confirmed() -
*
* Function return is true if transaction/payment has 6+ confirmations.
* It connects with our payment server and gets the current transaction status (confirmed/unconfirmed).
* Some merchants wait until this transaction has been confirmed.
* Average transaction confirmation time - 10-20min for 6+ confirmations (altcoins)
*/
public function is_confirmed()
{
if ($this->confirmed) return true;
else return false;
}
/* 7. Function amount_paid()
*
* Returns the amount of coins received from the user
*/
public function amount_paid()
{
if ($this->paid) return $this->amountPaid;
else return 0;
}
/* 8. Function amount_paid_usd()
*
* Returns the approximate amount in USD received from the user
* using live cryptocurrency exchange rates on the datetime of payment.
* Live Exchange Rates obtained from sites poloniex.com and bitstamp.net
* and are updated every 30 minutes!
*
* Or you can directly specify your price in USD and submit it in cryptobox using
* variable 'amountUSD'. Cryptobox will automatically convert that USD amount
* to cryptocoin amount using today current live cryptocurrency exchange rates.
*
* Using that functionality, you don't need to worry if cryptocurrency prices go down or up.
* User will pay you all times the actual price which is linked on current exchange
* price in USD on the datetime of purchase.
*
* You can accepting cryptocoins on your website with cryptobox variable 'amountUSD'.
* It increase your online sales and also use Poloniex.com AutoSell feature
* (to trade your cryptocoins to USD/BTC during next 30 minutes after payment received).
*/
public function amount_paid_usd()
{
if ($this->paid) return $this->amountPaidUSD;
else return 0;
}
/* 9. Functions set_status_processed() and is_processed()
*
* You can use this function when user payment has been received
* (function is_paid() returns true) and want to make one time action,
* for example display 'thank you' message to user, etc.
* These functions helps you to exclude duplicate processing.
*
* Please note that the user will continue to see a successful payment result in
* their crypto Payment box during the period/timeframe you specify in cryptobox option $period
*/
public function set_status_processed()
{
if ($this->paymentID && $this->paid)
{
if (!$this->processed)
{
$sql = "UPDATE crypto_payments SET processed = 1, processedDate = '".gmdate("Y-m-d H:i:s")."' WHERE paymentID = ".intval($this->paymentID)." LIMIT 1";
run_sql($sql);
$this->processed = true;
}
return true;
}
else return false;
}
/* 10. Function is_processed()
*
* If payment status in database is 'processed' - return true,
* otherwise return false. You need to use it with
* function set_status_processed() together
*/
public function is_processed()
{
if ($this->paid && $this->processed) return true;
else return false;
}
/* 11. Function cryptobox_type()
*
* Returns 'paymentbox' or 'captchabox'
*
* The Cryptocoin Payment Box and Crypto Captcha are
* absolutely identical technically except for their visual effect.
*
* It uses the same code to get your user payment, to process that
* payment and to forward received coins to you. They have only two
* visual differences - users will see different logos and different
* text on successful result page.
* For example, for dogecoin it will be - 'Dogecoin Payment' or
* 'Dogecoin Captcha' logos and when payment is received we will publish
* 'Payment received successfully' or 'Captcha Passed successfully'.
*
* We have made it easier for you to adapt our payment system to your website.
* On signup page you can use 'Bitcoin Captcha' and on sell products page - 'Bitcoin Payment'.
*/
public function cryptobox_type()
{
return $this->boxType;
}
/* 12. Function payment_id()
*
* Returns current record id in the table crypto_payments.
* Crypto_payments table stores all payments from your users
*/
public function payment_id()
{
return $this->paymentID;
}
/* 13. Function payment_date()
*
* Returns payment/transaction datetime in GMT format
* Example - 2014-09-26 17:31:58 (is 26 September 2014, 5:31pm GMT)
*/
public function payment_date()
{
return $this->paymentDate;
}
/* 14. Function payment_info()
*
* Returns object with current user payment details -
* coinLabel - cryptocurrency label
* countryID - user location country, 3 letter ISO country code
* countryName - user location country
* amount - paid cryptocurrency amount
* amountUSD - approximate paid amount in USD with exchange rate on datetime of payment made
* addr - your internal wallet address on gourl.io which received this payment
* txID - transaction id
* txDate - transaction date (GMT time)
* txConfirmed - 0 - unconfirmed transaction/payment or 1 - confirmed transaction/payment
* processed - true/false. True if you called function set_status_processed() for that payment before
* processedDate - GMT time when you called function set_status_processed()
* recordCreated - GMT time a payment record was created in your database
* etc.
*/
public function payment_info()
{
$obj = ($this->paymentID) ? run_sql("SELECT * FROM crypto_payments WHERE paymentID = ".intval($this->paymentID)." LIMIT 1") : false;
if ($obj) $obj->countryName = get_country_name($obj->countryID);
return $obj;
}
/* 15. Function cryptobox_reset()
*
* Optional, It will delete cookies/sessions with userID and new cryptobox with new payment amount
* will be displayed after page reload. Cryptobox will recognize user as a new one with new generated userID.
* For example, after you have successfully received the cryptocoin payment and had processed it, you can call
* one-time cryptobox_reset() in end of your script. Use this function only if you have not set userID manually.
*/
public function cryptobox_reset()
{
if (in_array($this->userFormat, array("COOKIE", "SESSION")))
{
$iframeID = $this->iframe_id();
switch ($this->userFormat)
{
case "COOKIE":
$s = trim(strtolower($_SERVER['SERVER_NAME']), " /");
if (stripos($s, "www.") === 0) $s = substr($s, 4);
$d = time(); if ($d > 1410000000) $d -= 1410000000;
$v = trim($d."__".substr(md5(uniqid(mt_rand().mt_rand().mt_rand())), 0, 10));
setcookie($this->cookieName, $v, time()+(10*365*24*60*60), '/', $s);
$this->userID = $v;
break;
case "SESSION":
$d = time(); if ($d > 1410000000) $d -= 1410000000;
$v = trim($d."--".substr(md5(uniqid(mt_rand().mt_rand().mt_rand())), 0, 10));
$this->userID = $_SESSION[$this->cookieName] = $v;
break;
}
if ($this->iframeID == $iframeID) $this->iframeID = $this->iframe_id();
return true;
}
else return false;
}
/* 16. Function coin_name()
*
* Returns coin name (bitcoin, bitcoincash, bitcoinsv, litecoin, dash, etc)
*/
public function coin_name()
{
return $this->coinName;
}
/* 17. Function coin_label()
*
* Returns coin label (BTC, BCH, BSV, LTC, DASH, etc)
*/
public function coin_label()
{
return $this->coinLabel;
}
/* 18. Function iframe_id()
*
* Returns payment box frame id
*/
public function iframe_id()
{
return "box".$this->icrc32($this->boxID."__".$this->orderID."__".$this->userID."__".$this->private_key);
}
/* 19. Function payment_status_text()
*
* Return localize message from $cryptobox_localisation for current user language
* it use for "msg_not_received", "msg_received" or "msg_received2"
*/
public function payment_status_text()
{
if ($this->paid) $txt = str_replace(array("%coinName%", "%coinLabel%", "%amountPaid%"), array($this->coinName, $this->coinLabel, $this->amountPaid), $this->localisation[($this->boxType=="paymentbox"?"msg_received":"msg_received2")]);
else $txt = str_replace(array("%coinName%", "%coinNames%", "%coinLabel%"), array($this->coinName, (in_array($this->coinLabel, array('BCH', 'BSV', 'DASH'))?$this->coinName:$this->coinName.'s'), $this->coinLabel), $this->localisation["msg_not_received"]);
return $txt;
}
/* 20. Function display_cryptobox_bootstrap()
*
* Show Customize Mobile Friendly Payment Box and automatically displays successful payment message.
* This function use bootstrap4 template; you can use your own template without this function
*
* FREE WHITE-LABEL BITCOIN/ALTCOIN PAYMENT BOX WITH THIS FUNCTION
* Simple use this function with 'curl' option and your own logo
*
* Live Demo (awaiting payment) - https://gourl.io/lib/examples/example_customize_box.php?boxtype=1
* Live Demo2 (payment received) - https://gourl.io/lib/examples/example_customize_box.php?boxtype=2
*
* Your html5 file header should have -
*
* <!DOCTYPE html>
* <html lang="en">
* <head>
* <title>...</title>
* <meta charset="utf-8">
* <meta http-equiv="X-UA-Compatible" content="IE=edge">
* <meta name="viewport" content="width=device-width, initial-scale=1">
* A. <!-- Bootstrap CSS - Original Theme -->
* <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css" crossorigin="anonymous">
*
* B. OR you can use other Themes, for example from https://bootswatch.com/; replace line with bootstrap.min.css above to line below -
* <!-- <link rel="stylesheet" href="https://bootswatch.com/4/darkly/bootstrap.css"> -->
* C. OR isolate Bootstrap CSS to a particular class to avoid css conflicts with your site main css style; use custom isolate css themes from /css folder
* Bootstrap Isolated CSS (class='bootstrapiso') Original Theme -
* <!-- <link rel="stylesheet" href="/css/bootstrapcustom.min.css"> -->
*
* <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.4.1/jquery.min.js" crossorigin="anonymous"></script>
* <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.16.0/umd/popper.min.js" crossorigin="anonymous"></script>
* <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.4.1/js/bootstrap.min.js" crossorigin="anonymous"></script>
* <script defer src="https://use.fontawesome.com/releases/v5.12.0/js/all.js" crossorigin="anonymous"></script>
* script src="<?php echo CRYPTOBOX_JS_FILES_PATH; ?>support.min.js?1" crossorigin="anonymous"></script>
* <style>
html { font-size: 14px; }
@media (min-width: 768px) { html { font-size: 16px; } .tooltip-inner { max-width: 350px; } }
.mncrpt .container { max-width: 980px; }
.mncrpt .box-shadow { box-shadow: 0 .25rem .75rem rgba(0, 0, 0, .05); }
img.radioimage-select { padding: 7px; border: solid 2px #ffffff; margin: 7px 1px; cursor: pointer; box-shadow: none; }
img.radioimage-select:hover { border: solid 2px #a5c1e5; }
img.radioimage-select.radioimage-checked { border: solid 2px #7db8d9; background-color: #f4f8fb; }
* </style>
* </head>
* <body>
* ....
*
* This function has the following parameters -
* $coins - list of cryptocoins which you accept for payment (bitcoin/litecoin/dash/..)
* $def_coin - default coin in payment box
* $def_language - default language in payment box
* $custom_text - your own text above payment box
* $coinImageSize - coin selection list - image sizes; default 70px
* $qrcodeSize - QRCode size; default 200px
* $show_languages - show or hide language selection menu above payment box
* $logoimg_path - show or hide (when empty value) logo above payment box. You can use default logo or place path to your own logo
* $resultimg_path - after payment is received, you can customize successful image in payment box (image with your company text for example)
* $resultimgSize - result image size; default 250px
* redirect - redirect to another page after payment is received (3 seconds delay)
*
* method - "ajax" or "curl".
* AJAX - user don't need click payment submit button on form. Payment box show successful paid message automatically
* CURL + White Label Payment Box with Your Own Logo (White Label Product - https://www.google.com/search?q=white+label+product), user need to click on button below payment form when payment is sent
* with ajax - user browser receive payment data directly from our server and automatically show successful payment notification message on the page (without page reload, any clicks on buttons).
* with curl - User browser receive payment data in json format from your server only; and your server receive json data from our server
*
* debug - show raw payment data from gourl.io on the page also, for debug purposes.
*
* JSON Raw Payment Values Example -
* Payment not received - https://coins.gourl.io/b/20/c/Bitcoin/p/20AAvZCcgBitcoin77BTCPUB0xyyeKkxMUmeTJRWj7IZrbJ0oL/a/0/au/2.21/pe/NOEXPIRY/l/en/o/invoice22/u/83412313__3bccb54769/us/COOKIE/j/1/d/ODIuMTEuOTQuMTIx/h/e889b9a07493ee96a479e471a892ae2e
* Payment received successfully - https://coins.gourl.io/b/20/c/Bitcoin/p/20AAvZCcgBitcoin77BTCPUB0xyyeKkxMUmeTJRWj7IZrbJ0oL/a/0/au/0.1/pe/NOEXPIRY/l/en/o/invoice1/u/demo/us/MANUAL/j/1/d/ODIuMTEuOTQuMTIx/h/ac7733d264421c8410a218548b2d2a2a
*
*/
public function display_cryptobox_bootstrap ($coins = array(), $def_coin = "", $def_language = "en", $custom_text = "", $coinImageSize = 70, $qrcodeSize = 200, $show_languages = true, $logoimg_path = "default", $resultimg_path = "default", $resultimgSize = 250, $redirect = "", $method = "curl", $debug = false)
{
$logoimg_path = preg_replace('/[^A-Za-z0-9\-\_\=\?\&\.\;\:\/]/', '', $logoimg_path);
$resultimg_path = preg_replace('/[^A-Za-z0-9\-\_\=\?\&\.\;\:\/]/', '', $resultimg_path);
$redirect = preg_replace('/[^A-Za-z0-9\-\_\=\?\&\.\;\:\/]/', '', $redirect);
$custom_text = strip_tags($custom_text, '<p><a><br>');
$coinImageSize = intval($coinImageSize);
if ($coinImageSize > 200) $coinImageSize = 70;
$qrcodeSize = intval($qrcodeSize);
if ($qrcodeSize > 500) $qrcodeSize = 200;
$resultimgSize = intval($resultimgSize);
if ($resultimgSize > 500) $resultimgSize = 250;
if (!in_array($method, array("ajax", "curl"))) $method = "curl";
$ext = (defined("CRYPTOBOX_PREFIX_HTMLID")) ? CRYPTOBOX_PREFIX_HTMLID : "acrypto_"; // any prefix for all html elements; default 'acrypto_'
$ext2 = "h".trim($ext, " _");
$page_url = "//".$_SERVER["HTTP_HOST"].$_SERVER["REQUEST_URI"]."#".$ext2; // Current page url
$hide = "style='display:none'";
$phpdir_path = (defined("CRYPTOBOX_PHP_FILES_PATH")) ? CRYPTOBOX_PHP_FILES_PATH : ""; // path to directory with files cryptobox.class.php/cryptobox.callback.php/cryptobox.newpayment.php; cryptobox.newpayment.php will be automatically call through ajax or php two times - when payment received and when confirmed (6 confirmations)
$imgdir_path = (defined("CRYPTOBOX_IMG_FILES_PATH")) ? CRYPTOBOX_IMG_FILES_PATH : "images/"; // path to directory with coin image files (directory 'images' by default)
$jsdir_path = (defined("CRYPTOBOX_JS_FILES_PATH")) ? CRYPTOBOX_JS_FILES_PATH : ""; // path to directory with files ajax.min.js/support.min.js
// Language selection list for payment box (html code)
if ($show_languages) $languages_list = display_language_box($def_language, $ext2, false);
// ---------------------------
// Bootstrap4 Template Start
// ----------------------------
// All Payment Box Elements Area Start ...
$tmp = "<div class='bootstrapiso'>";
$tmp .= "<div id='".$ext2."' class='".$ext."cryptobox_area mncrpt'>";
//JQuery Payment Box Script, see https://github.com/cryptoapi/Payment-Gateway/blob/master/js/source/ajax.js
if ($method == "ajax")
{
$tmp .= "<script>jQuery.getScript('".$jsdir_path."ajax.min.js', function() { cryptobox_ajax('" . base64_encode($this->cryptobox_json_url()) . "', " . intval($this->is_paid()) . ", " . intval($this->is_confirmed()) . ", '" . base64_encode($phpdir_path) . "', '" . base64_encode($imgdir_path) . "', '" . base64_encode($logoimg_path) . "', '" . base64_encode($ext) . "', '" . base64_encode($redirect) . "'); })</script>";
}
else
{
$data = $this->get_json_values();
unset($data["public_key"]); unset($data["texts"]["website"]);
if (isset($data["private_key"])) unset($data["private_key"]);
if (isset($data["private_key_hash"])) unset($data["private_key_hash"]);
unset($data["data_hash"]);
$data = json_encode($data, JSON_FORCE_OBJECT | JSON_HEX_APOS);
$tmp .= '<script>jQuery(document).ready(function(){ cryptobox_update_page("'.base64_encode($data).'", "' . base64_encode($imgdir_path) . '", "' . base64_encode($logoimg_path) . '", "' . base64_encode($ext) . '") })</script>';
if ($this->is_paid() && $redirect) $tmp .= '<script>setTimeout(function() { window.location = "'.$redirect.'"; }, 3000);</script>';
}
// ----------------------------------
// Text - Pay now + Custom User text
// ----------------------------------
$tmp .= "<div class='".$ext."header px-3 py-3 pt-md-5 pb-md-4 mx-auto my-4 text-center' style='max-width:700px'>";
$tmp .= "<h1 class='display-4'><span class='".$ext."texts_pay_now'> </span>";
$tmp .= "<span class='".$ext."loading_icon mr-3 float-right' " . $hide . "><i style='font-size:50%;' class='fas fa-sync-alt fa-spin'></i></span>";
$tmp .= "</h1>";
$custom_text = trim($custom_text);
if ($custom_text)
{
$tmp .= "<br>";
if (stripos($custom_text, "<p") === false) $tmp .= "<p class='lead'>" . $custom_text . "</p>"; else $tmp .= $custom_text;
}
$tmp .= "</div>";
// Coin selection list (bitcoin/litecoin/etc)
// --------------------
$coins_list_html = "";
if (!$this->is_paid())
{
// Coin selection list (html code)
$coins_list = display_currency_box($coins, $def_coin, $def_language, $coinImageSize, "margin: 20px 0 80px 0", $imgdir_path, $ext2, true);
$coins_list_html = "<div class='container ".$ext."coins_list'><div class='row'><div class='col-12 text-center col-sm-10 offset-sm-1 col-md-8 offset-md-2 text-center'>" . $coins_list . "</div></div></div>";
}
// ------------------------------
// Payment Box Ajax Loading ...
// ------------------------------
$tmp .= "<div class='".$ext."loader' style='height:700px'>";
$tmp .= "<form action='" . $page_url. "' method='post'>";
$tmp .= "<div class='container text-center ".$ext."loader_button pt-5 mt-5'><br><br><br><br><br>";
$tmp .= "<button type='submit' title='Click to Reload Page' class='btn btn-outline-secondary btn-lg'><i class='fas fa-spinner fa-spin'></i>   " . $this->coin_name() . " " . $this->localisation["loading"] . "</button>";
$tmp .= "</div>";
$tmp .= "<div class='container'>";
$tmp .= "<div class='row'>";
$tmp .= "<div class='col-12 text-center col-sm-10 offset-sm-1 col-md-8 offset-md-2'>";
$tmp .= "<div class='".$ext."cryptobox_error' " . $hide . ">";
$tmp .= $coins_list_html;
$tmp .= "<div class='card box-shadow'>";
$tmp .= "<div class='card-header'>";
$tmp .= "<h4 class='my-0 font-weight-normal'>Error Message";
$tmp .= "<span class='".$ext."loading_icon mr-3 float-left' " . $hide . "> <i class='fas fa-laptop'></i></span>";
$tmp .= "<span class='".$ext."loading_icon mr-3 float-left' " . $hide . "> <i class='fas fa-sync-alt fa-spin'></i></span>";
$tmp .= "</h4>";
$tmp .= "</div>";
$tmp .= "<div class='card-body'>";
$tmp .= "<h1 class='card-title'>" . $this->coin_name() . " " . $this->localisation["loading"] . "</h1>";
$tmp .= "<br>";
$tmp .= "<div class='lead ".$ext."error_message'></div>";
$tmp .= "<br><br>";
$tmp .= "<button type='submit' class='".$ext."button_error btn btn-outline-primary btn-block btn-lg'><i class='fas fa-sync'></i>   Reload Page</button>";
$tmp .= "<br>";
$tmp .= "</div>";
$tmp .= "</div>";
$tmp .= "<br><br><br><br><br>";
$tmp .= "</div>";
$tmp .= "</div>";
$tmp .= "</div>";
$tmp .= "</div>";
$tmp .= "</form>";
$tmp .= "</div>";
// End - Payment Box Ajax Loading ...
// ----------------------------
// Area above Payment Box
// ----------------------------
$tmp .= "<div class='".$ext."cryptobox_top' " . $hide . ">";
// A1. Notification payment received or not; when user click 'Refresh' button below payment form