No Post Data (bitpay) - php

Question

We are integrating Bitpay to our website but each time we make payment and call back out notification url we keep getting "no post data". Our url is https as requested and everything seem to be fine please help. this is the code.
bp_options.php
global $bpOptions;
$bpOptions['apiKey'] = 'xxxxxxx';
$bpOptions['verifyPos'] = true;
$bpOptions['notificationEmail'] = 'our email';
$bpOptions['notificationURL'] = 'https://www.ourwebsite.com/completesubscription/bitpaynotification';;
$bpOptions['redirectURL'] = 'https://www.ourwebsite.com/completesubscription?method=bitpay';;
$bpOptions['currency'] = 'USD';
$bpOptions['physical'] = true;
$bpOptions['fullNotifications'] = true;
$bpOptions['transactionSpeed'] = 'high';
$bpOptions['logFile'] = '/bplog.txt';
$bpOptions['useLogging'] = TRUE;
bp_lib.php
require_once 'bp_options.php';
function bpLog($contents) {
global $bpOptions;
try {
if(isset($bpOptions['logFile']) && $bpOptions['logFile'] != '') {
$file = dirname(__FILE__).$bpOptions['logFile'];
} else {
// Fallback to using a default logfile name in case the variable is
// missing or not set.
$file = dirname(__FILE__).'/bplog.txt';
}
file_put_contents($file, date('m-d H:i:s').": ", FILE_APPEND);
if (is_array($contents))
$contents = var_export($contents, true);
else if (is_object($contents))
$contents = json_encode($contents);
file_put_contents($file, $contents."\n", FILE_APPEND);
} catch (Exception $e) {
echo 'Error: ' . $e->getMessage();
}
}
function bpCurl($url, $apiKey, $post = false) {
global $bpOptions;
if((isset($url) && trim($url) != '') && (isset($apiKey) && trim($apiKey) != '')) {
try {
$curl = curl_init();
$length = 0;
if ($post) {
curl_setopt($curl, CURLOPT_POST, 1);
curl_setopt($curl, CURLOPT_POSTFIELDS, $post);
$length = strlen($post);
}
$uname = base64_encode($apiKey);
if($uname) {
$header = array(
'Content-Type: application/json',
'Content-Length: ' . $length,
'Authorization: Basic ' . $uname,
'X-BitPay-Plugin-Info: phplib1.5',
);
curl_setopt($curl, CURLOPT_URL, $url);
curl_setopt($curl, CURLOPT_PORT, 443);
curl_setopt($curl, CURLOPT_HTTPHEADER, $header);
curl_setopt($curl, CURLOPT_TIMEOUT, 10);
curl_setopt($curl, CURLOPT_HTTPAUTH, CURLAUTH_BASIC ) ;
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, 0); // verify certificate
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 2); // check existence of CN and verify that it matches hostname
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($curl, CURLOPT_FORBID_REUSE, 1);
curl_setopt($curl, CURLOPT_FRESH_CONNECT, 1);
$responseString = curl_exec($curl);
if($responseString == false) {
$response = array('error' => curl_error($curl));
if($bpOptions['useLogging'])
bpLog('Error: ' . curl_error($curl));
} else {
$response = json_decode($responseString, true);
if (!$response) {
$response = array('error' => 'invalid json: '.$responseString);
if($bpOptions['useLogging'])
bpLog('Error - Invalid JSON: ' . $responseString);
}
}
curl_close($curl);
return $response;
} else {
curl_close($curl);
if($bpOptions['useLogging'])
bpLog('Invalid data found in apiKey value passed to bpCurl. (Failed: base64_encode(apikey))');
return array('error' => 'Invalid data found in apiKey value passed to bpCurl. (Failed: base64_encode(apikey))');
}
} catch (Exception $e) {
#curl_close($curl);
if($bpOptions['useLogging'])
bpLog('Error: ' . $e->getMessage());
return array('error' => $e->getMessage());
}
} else {
// Invalid parameter specified
if($bpOptions['useLogging'])
bpLog('Error: You must supply non-empty url and apiKey parameters.');
return array('error' => 'You must supply non-empty url and apiKey parameters.');
}
}
function bpCreateInvoice($orderId, $price, $posData, $options = array()) {
global $bpOptions;
try {
$options = array_merge($bpOptions, $options); // $options override any options found in bp_options.php
$pos = array('posData' => $posData);
if ($bpOptions['verifyPos'])
$pos['hash'] = bpHash(serialize($posData), $options['apiKey']);
$options['posData'] = json_encode($pos);
if(strlen($options['posData']) > 100)
return array('error' => 'posData > 100 character limit. Are you using the posData hash?');
$options['orderID'] = $orderId;
$options['price'] = $price;
$postOptions = array('orderID', 'itemDesc', 'itemCode', 'notificationEmail', 'notificationURL', 'redirectURL',
'posData', 'price', 'currency', 'physical', 'fullNotifications', 'transactionSpeed', 'buyerName',
'buyerAddress1', 'buyerAddress2', 'buyerCity', 'buyerState', 'buyerZip', 'buyerEmail', 'buyerPhone');
/* $postOptions = array('orderID', 'itemDesc', 'itemCode', 'notificationEmail', 'notificationURL', 'redirectURL',
'posData', 'price', 'currency', 'physical', 'fullNotifications', 'transactionSpeed', 'buyerName',
'buyerAddress1', 'buyerAddress2', 'buyerCity', 'buyerState', 'buyerZip', 'buyerEmail', 'buyerPhone',
'pluginName', 'pluginVersion', 'serverInfo', 'serverVersion', 'addPluginInfo');
*/
// Usage information for support purposes. Do not modify.
//$postOptions['pluginName'] = 'PHP Library';
//$postOptions['pluginVersion'] = '1.3';
//$postOptions['serverInfo'] = htmlentities($_SERVER['SERVER_SIGNATURE'], ENT_QUOTES);
//$postOptions['serverVersion'] = htmlentities($_SERVER['SERVER_SOFTWARE'], ENT_QUOTES);
//$postOptions['addPluginInfo'] = htmlentities($_SERVER['SCRIPT_FILENAME'], ENT_QUOTES);
foreach($postOptions as $o) {
if (array_key_exists($o, $options))
$post[$o] = $options[$o];
}
$post = json_encode($post);
$response = bpCurl('bitpay/api/invoice/';, $options['apiKey'], $post);
if($bpOptions['useLogging']) {
bpLog('Create Invoice: ');
bpLog($post);
bpLog('Response: ');
bpLog($response);
}
return $response;
} catch (Exception $e) {
if($bpOptions['useLogging'])
bpLog('Error: ' . $e->getMessage());
return array('error' => $e->getMessage());
}
}
function bpVerifyNotification($apiKey = false) {
global $bpOptions;
try {
if (!$apiKey)
$apiKey = $bpOptions['apiKey'];
$post = file_get_contents("php://input");
if (!$post)
return 'No post data';
$json = json_decode($post, true);
if (is_string($json))
return $json; // error
if (!array_key_exists('posData', $json))
return 'no posData';
$posData = json_decode($json['posData'], true);
if($bpOptions['verifyPos'] and $posData['hash'] != bpHash(serialize($posData['posData']), $apiKey))
return 'authentication failed (bad hash)';
$json['posData'] = $posData['posData'];
return $json;
} catch (Exception $e) {
if($bpOptions['useLogging'])
bpLog('Error: ' . $e->getMessage());
return array('error' => $e->getMessage());
}
}
function bpGetInvoice($invoiceId, $apiKey=false) {
global $bpOptions;
try {
if (!$apiKey)
$apiKey = $bpOptions['apiKey'];
$response = bpCurl('bitpay/invoice/'.$invoiceId, $apiKey);
if (is_string($response))
return $response; // error
$response['posData'] = json_decode($response['posData'], true);
$response['posData'] = $response['posData']['posData'];
return $response;
} catch (Exception $e) {
if($bpOptions['useLogging'])
bpLog('Error: ' . $e->getMessage());
return 'Error: ' . $e->getMessage();
}
}
function bpHash($data, $key) {
global $bpOptions;
try {
$hmac = base64_encode(hash_hmac('sha256', $data, $key, TRUE));
return strtr($hmac, array('+' => '-', '/' => '_', '=' => ''));
} catch (Exception $e) {
if($bpOptions['useLogging'])
bpLog('Error: ' . $e->getMessage());
return 'Error: ' . $e->getMessage();
}
}
function bpDecodeResponse($response) {
global $bpOptions;
try {
if (empty($response) || !(is_string($response)))
return 'Error: decodeResponse expects a string parameter.';
return json_decode($response, true);
} catch (Exception $e) {
if($bpOptions['useLogging'])
bpLog('Error: ' . $e->getMessage());
return 'Error: ' . $e->getMessage();
}
}
function bpCurrencyList() {
global $bpOptions;
$currencies = array();
$rate_url = 'bitpay/rates';;
try {
$clist = json_decode(file_get_contents($rate_url),true);
foreach($clist as $key => $value)
$currencies[$value['code']] = $value['name'];
return $currencies;
} catch (Exception $e) {
if($bpOptions['useLogging'])
bpLog('Error: ' . $e->getMessage());
return 'Error: ' . $e->getMessage();
}
}
function bpGetRate($code = 'USD') {
global $bpOptions;
$rate_url = 'bitpay/rates';;
try {
$clist = json_decode(file_get_contents($rate_url),true);
foreach($clist as $key => $value) {
if($value['code'] == $code)
$rate = number_format($value['rate'], 2, '.', '');
}
return $rate;
} catch (Exception $e) {
if($bpOptions['useLogging'])
bpLog('Error: ' . $e->getMessage());
return 'Error: ' . $e->getMessage();
}
}
send.php
$amount = $this->input->post('total_amount');
$id_order = $this->input->post('id_order');
$post_data = array(
'notificationURL' => '/completesubscription/bitpaynotification';,
'id_order' => $this->input->post('id_order')
);
$addl_options = array(
'itemDesc' => $this->input->get('option')
);
$response = bpCreateInvoice($id_order, $amount, $post_data, $addl_options);
if(!empty($response)){
header('Location:'.$response['url'].'');
notification.php
function BitpayNotification()
{
global $bpOptions;
$session_data = $this->session->userdata('logged_in');
echo $bpOptions['apiKey'];
$response = bpVerifyNotification($bpOptions['apiKey']);
$order_id = $response['posData'];
$sessionid = $order_id;
$this->createSubscribe($sessionid,$session_data['id']);
}
redirect.php
$data['method'] = 'bitpay';
$this->load->view('complete_subscribe_view', $data);
Thats please check and let me know if i did anything wrong.