Tron Sign Raw Data

Generate serialized raw tx by signing raw data.

Sign Raw Data

use IEXBase\TronAPI\Tron;
use IEXBase\TronAPI\Support;
use Protocol\Transaction\Contract\ContractType;

include_once "../libraries/vendor/autoload.php";

//include all php files that generated by protoc
$dir   = new RecursiveDirectoryIterator('protobuf/core/');
$iter  = new RecursiveIteratorIterator($dir);
$files = new RegexIterator($iter, '/^.+\.php$/', RecursiveRegexIterator::GET_MATCH); // an Iterator, not an array

foreach ( $files as $file ) {
	if (is_array($file)) {
		foreach($file as $filename) {
			include $filename;
	} else {
		include $file;

    try {
		$tx = new \Protocol\Transaction();
		$parsedRaw =  new \Protocol\Transaction\Raw();
		$txId = hash("sha256", $parsedRaw->serializeToString());
		$signature = Support\Secp::sign($txId, $_POST['privkey']);
		$tx->setSignature([hex2str( $signature )]);
        <div class="alert alert-success">
			<h6 class="mt-3">Raw Tx Hex</h6>
			<textarea class="form-control" rows="5" id="comment" readonly><?php echo str2hex($tx->serializeToString());?></textarea>
			<h6 class="mt-3">Tx Byte Size</h6>
			<input class="form-control" rows="5" id="comment" readonly value="<?php echo $tx->byteSize();?>"></textarea>
			<h6 class="mt-3">Consume Bandwidth</h6>
			<input class="form-control" rows="5" id="comment" readonly value="<?php echo $tx->byteSize() + 64;?>"></textarea>
			<h6 class="mt-3">Tx Id</h6>
			<input class="form-control" rows="5" id="comment" readonly value="<?php echo $txId;?>"></textarea>
    } catch (Exception $e) {
        $errmsg .= "Problem found. " . $e->getMessage();


if ($errmsg) {
    <div class="alert alert-danger">
        <strong>Error!</strong> <?php echo $errmsg?>
<form action='' method='post'>

    <div class="form-group">
        <label for="raw_data">Raw Data Hex:</label>
        <input class="form-control" type='text' name='raw_data' id='raw_data' value='<?php echo $_POST['raw_data']?>'>
	<div class="form-group">
        <label for="privkey">Private Key:</label>
        <input class="form-control" type='text' name='privkey' id='privkey' value='<?php echo $_POST['privkey']?>'>
    <input type='submit' class="btn btn-success btn-block"/>

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