public function check($txid, $uid, $blockchain, $pw)
{
if (class_exists('bs_api') && $blockchain && $pw) {
$api = new bs_api();
$tx = $api->transaction(array('chain' => $blockchain, 'id' => $txid));
if (isset($tx['outputs']) && is_array($tx['outputs']) && count($tx['outputs']) > 0) {
foreach ($tx['outputs'] as $out_key => $output) {
if ($output['script_pub_key'] && !$output['pubkey_hash']) {
$msg = $this->hex2str($output['script_pub_key']);
if ($msg[3] == '{') {
$msg = json_decode(substr($msg, 3, strlen($msg)), true);
}
if (isset($msg['n']) && isset($msg['pw'])) {
$password = hash('sha256', $uid . hash('sha256', $pw));
if ($msg['pw'] == substr($password, 0, strlen($msg['pw']))) {
return $msg['n'];
}
}
}
}
}
}
return false;
}
if (isset($_GET) && isset($_GET['chain'])) {
$chain = $_GET['chain'];
}
if (isset($_GET) && isset($_GET['type'])) {
$type = $_GET['type'];
}
if (isset($_GET) && isset($_GET['extension'])) {
$file_extension = $_GET['extension'];
}
if (isset($_POST) && isset($_POST['password'])) {
$password = $_POST['password'];
}
$typed_pw = $password;
$results = array('success' => false, 'url' => 'http://blockstrap.com', 'msg' => 'Unable to copy or delete file');
$api = new bs_api();
$tx = $api->transaction(array('chain' => $chain, 'id' => $txid));
if (isset($tx['time']) && isset($tx['outputs']) && isset($tx['outputs'][1]) && isset($tx['outputs'][1]['script_pub_key'])) {
$pub_key = hex2str($tx['outputs'][1]['script_pub_key']);
// TODO - WHY IS THIS FLAKEY...?
$key_array = explode('jI', $pub_key);
if (!isset($key_array[1])) {
$key_array = explode('j:', $pub_key);
}
if (strpos($pub_key, '{') == 2) {
$msg = json_decode(substr($pub_key, 2), true);
} else {
$msg = json_decode($key_array[1], true);
}
$pw = 'false';
if (isset($msg['p'])) {
$pw = $msg['p'];