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index.php
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<?php
$version = '1.6.0';
define("IN_SCRIPT", true);
require_once 'conf/config.php';
require_once 'libs/functions.php';
require_once 'libs/easybitcoin.php';
$bitcoinrpc = new Bitcoin($config["rpc_user"], $config["rpc_password"], $config["rpc_host"], $config["rpc_port"]);
//init url path prefix
$url_param_get_action = isset($_GET['action']) ? $_GET['action'] : "";
$url_param_get_value = isset($_GET['v']) ? $_GET['v'] : "";
$url_path["height"] = $config["root_path"] . $config["explorer_path"] . '?action=height&v=';
$url_path["blockhash"] = $config["root_path"] . $config["explorer_path"] . '?action=blockhash&v=';
$url_path["tx"] = $config["root_path"] . $config["explorer_path"] . '?action=tx&v=';
$url_path["block"] = $config["root_path"] . $config["explorer_path"] . '?action=block&v=';
$url_path["search"] = $config["root_path"] . $config["explorer_path"] . '?action=search&v=';
$url_param_get_verify_address = isset($_GET['verify_address']) ? $_GET['verify_address'] : "";
$url_param_get_verify_signature = isset($_GET['verify_signature']) ? str_replace(" ", "+", $_GET['verify_signature']) : "";
$url_param_get_verify_message = isset($_GET['verify_message']) ? $_GET['verify_message'] : "";
switch ($url_param_get_action) {
case "":
$getrawmempool = $bitcoinrpc->getrawmempool();
if ($bitcoinrpc->status !== 200 && $bitcoinrpc->error !== '') {
exit($bitcoinrpc->error);
}
foreach ($getrawmempool as $key => $tx) {
$transaction_detail = array();
$transaction_detail['tx'] = $tx;
$rawtransaction = $bitcoinrpc->getrawtransaction($tx, 1);
if ($rawtransaction === false) {
continue;
}
foreach ($rawtransaction['vout'] as $vout) {
if ($vout['value'] > 0.0) {
$transaction_detail['vout'][$vout['n']]['addresses'] = $vout['scriptPubKey']['addresses'];
$transaction_detail['vout'][$vout['n']]['value'] = trim_dotzero($vout['value']);
}
}
$output['transactions'][] = $transaction_detail;
}
if (count($output['transactions']) > 0) {
foreach ($output['transactions'] as $value) {
$output['memory_pool_list_tbody'] .= '<tr><td class="text-start">';
$output['memory_pool_list_tbody'] .= '<a class="text-info" href="' . $url_path["tx"] . $value["tx"] . '">' . $value["tx"] . '</a>';
$output['memory_pool_list_tbody'] .= '</td>';
$output['memory_pool_list_tbody'] .= '<td class="text-start" colspan="2">';
$output['memory_pool_list_tbody'] .= '<table class="table table-borderless text-white-50 table-sm"><tbody>';
foreach ($value["vout"] as $vout) {
$output['memory_pool_list_tbody'] .= '<tr><td class="text-start" style="width:40%">' . $vout["value"] . ' ' . $config["symbol"] . '</td><td class="text-start">';
foreach ($vout["addresses"] as $address) {
$output['memory_pool_list_tbody'] .= $address . '<br>';
}
$output['memory_pool_list_tbody'] .= '</td></tr>';
}
$output['memory_pool_list_tbody'] .= '</tbody></table>';
$output['memory_pool_list_tbody'] .= '</td></tr>';
}
} else {
$output['memory_pool_list_tbody'] = '<tr><td class="text-start" colspan="3">Memory pool is currently empty.</td></tr>';
}
$output["memory_pool_list_tbody_display"] = "";
$output["get_nextdiff_url"] = $config["root_path"] . $config["explorer_path"] . "ajax.php";
$output["nextdiff_display"] = "";
case "height":
$info = $bitcoinrpc->getinfo();
if ($bitcoinrpc->status !== 200 && $bitcoinrpc->error !== '') {
exit($bitcoinrpc->error);
}
$output['blockcount'] = $info['blocks'];
$output['blockcount_url'] = "<a class=\"btn3\" href=\"" . $url_path["height"] . $info['blocks'] . "\">" . $info['blocks'] . "</a>";
$output['connections'] = $info['connections'];
if ($config["proofof"] === "pow") {
$output['difficulty'] = short_number($info['difficulty'], 1000, 3, "");
} else {
$output['difficulty'] = $info['difficulty']['proof-of-work'];
$output['difficulty_pos'] = $info['difficulty']['proof-of-stake'];
}
$mininginfo = $bitcoinrpc->getmininginfo();
if ($bitcoinrpc->status !== 200 && $bitcoinrpc->error !== '') {
exit($bitcoinrpc->error);
}
$hashrate = $mininginfo['networkhashps'];
if (!$hashrate) {
$hashrate = $bitcoinrpc->getnetworkhashps();
if ($bitcoinrpc->status !== 200 && $bitcoinrpc->error !== '') {
exit($bitcoinrpc->error);
}
}
$output['hashrate'] = short_number($hashrate, 1000, 3, " ") . "H/s";
$output['chain'] = $mininginfo['chain'];
$nTarget = $config["nTargetTimespan"] / $config["nTargetSpacing"];
$output['nextdiff_blocks'] = $nTarget - ($info['blocks'] - $config["retarget_diff_since"]) % $nTarget;
$output['nextdiff_timeline'] = gmdate($config["date_format"], time() + $output['nextdiff_blocks'] * $config["nTargetSpacing"]);
$height = (int) ($url_param_get_value ? $url_param_get_value : $info['blocks']);
if ($height > $info['blocks']) {
send404();
} else if ($height < 0) {
send404();
}
$i = $height;
$n = $config["blocks_per_page"];
while ($i >= 0 && $n--) {
$block_detail = array();
$blockhash = $bitcoinrpc->getblockhash($i);
$block = $bitcoinrpc->getblock($blockhash);
$block_detail['hash'] = $block['hash'];
$block_detail['height'] = $block['height'];
$block_detail['difficulty'] = $block['difficulty'];
$block_detail['date'] = gmdate($config["date_format"], $block['time']);
$block_detail['size'] = short_number($block['size'], 1024, 3, " ") . "B";
$tx_count = 0;
$value_out = 0;
if (count($block['tx']) > 0) {
foreach ($block['tx'] as $tx) {
$tx_count++;
$rawtransaction = $bitcoinrpc->getrawtransaction($tx, 1);
if ($rawtransaction === false) {
continue;
}
foreach ($rawtransaction['vout'] as $vout) {
$value_out += $vout['value'];
}
}}
$block_detail['tx_count'] = $tx_count;
$block_detail['value_out'] = $value_out;
$output['blocks'][] = $block_detail;
$i--;
}
if (count($output['blocks']) > 0) {
foreach ($output['blocks'] as $value) {
$output['block_list_tbody'] .= "<tr><td><a class=\"text-info\" href=\"" . $url_path["block"] . $value["height"] . "\">" . $value["height"] . "</a></td><td><a class=\"text-info\" href=\"" . $url_path["blockhash"] . $value["hash"] . "\">" . $value["hash"] . "</a></td><td>" . $value["difficulty"] . "</td><td>" . $value["date"] . "</td><td>" . $value["tx_count"] . "</td><td>" . $value["value_out"] . "</td><td>" . $value["size"] . "</td></tr>";
}
}
if ($height < $output['blockcount']) {
if ($output['blockcount'] - $height >= $config["blocks_per_page"]) {
$value = $height + $config["blocks_per_page"];
} else {
$value = $output['blockcount'];
}
$output["newer_page"] = $url_path["height"] . $value;
$output["newer_page_display"] = "";
} else {
$output["newer_page"] = "";
$output["newer_page_display"] = ' style="display: none;"';
}
if ($height - count($output['blocks']) >= 0) {
$output["older_page"] = $url_path["height"] . ($height - $config["blocks_per_page"]);
$output["older_page_display"] = "";
} else {
$output["older_page"] = "";
$output["older_page_display"] = ' style="display: none;"';
}
if (!$output['memory_pool_list_tbody']) {
$output["memory_pool_list_tbody"] = "";
$output["memory_pool_list_tbody_display"] = ' style="display: none;"';
}
if (!$output['get_nextdiff_url']) {
$output["get_nextdiff_url"] = "";
$output["nextdiff_display"] = ' style="display: none;"';
}
if ($url_param_get_action) {
$output["title"] = "Block list since height " . $height . " - ";
$output["description"] = $config["explorer_name"] . " block list page. This page shows latest " . $config["blocks_per_page"] . " blocks since height " . $height;
} else {
$output["title"] = "";
$output["description"] = $config["explorer_name"] . " homepage. This page shows latest " . $config["blocks_per_page"] . " blocks.";
}
exit(get_html("index-body", $output));
break;
case "block":
$height = (int) $url_param_get_value;
if ($height < 0) {
send404();
}
$blockhash = $bitcoinrpc->getblockhash($height);
if ($bitcoinrpc->status !== 200 && $bitcoinrpc->response['error']['code'] == -8) {
send404();
}
$block = $bitcoinrpc->getblock($blockhash);
if ($bitcoinrpc->status !== 200 && $bitcoinrpc->response['error']['code'] == -5) {
send404();
}
$output = get_output_from_block($block);
exit(get_html("block-body", $output));
break;
case "blockhash":
$blockhash = $url_param_get_value;
if (!$blockhash || !preg_match('/^[0-9a-f]{64}$/i', $blockhash)) {
send404();
}
$block = $bitcoinrpc->getblock($blockhash);
if ($bitcoinrpc->status !== 200 && $bitcoinrpc->response['error']['code'] == -5) {
send404();
}
$output = get_output_from_block($block);
exit(get_html("block-body", $output));
break;
case "tx":
$tx = $url_param_get_value;
if (!$tx || !preg_match('/^[0-9a-f]{64}$/i', $tx)) {
send404();
}
$rawtransaction = $bitcoinrpc->getrawtransaction($tx, 1);
if ($bitcoinrpc->status !== 200 && $bitcoinrpc->response['error']['code'] == -5) {
send404();
}
if ($bitcoinrpc->status !== 200 && $bitcoinrpc->error !== '') {
exit('failed to connect - node not reachable, or user/pass incorrect');
}
$output['transaction_detail_tbody'] .= "<tr><th class=\"text-end\" style=\"width:30%\">txid</th><td class=\"text-start\">" . $rawtransaction["txid"] . "</td></tr>";
$output['transaction_detail_tbody'] .= "<tr><th class=\"text-end\">Block Hash</th><td class=\"text-start\">" . '<a class="text-info" href="' . $url_path["blockhash"] . $rawtransaction["blockhash"] . '">' . $rawtransaction["blockhash"] . "</a></td></tr>";
$output['transaction_detail_tbody'] .= "<tr><th class=\"text-end\">Time</th><td class=\"text-start\">" . gmdate($config["date_format"], $rawtransaction["time"]) . " UTC</td></tr>";
$output['transaction_detail_tbody'] .= "<tr><th class=\"text-end\">Version</th><td class=\"text-start\">" . $rawtransaction["version"] . "</td></tr>";
$output['transaction_detail_tbody'] .= "<tr><th class=\"text-end\">Confirmations</th><td class=\"text-start\">" . $rawtransaction["confirmations"] . "</td></tr>";
$output['tx_list_tbody'] .= '<tr class="text-start">';
$output['tx_list_tbody'] .= '<td>';
if (count($rawtransaction['vin']) > 0) {
foreach ($rawtransaction['vin'] as $key => $vin) {
if (isset($vin['coinbase'])) {
$output['tx_list_tbody'] .= 'coinbase:<br>' . $vin["coinbase"];
} else {
if ($vin['vout'] > 0) {
$output['tx_list_tbody'] .= 'txid: <a class="text-info" href="' . $url_path["tx"] . $vin["txid"] . '">' . $vin["txid"] . '</a><br>';
} else {
$output['tx_list_tbody'] .= 'txid: ' . $vin["txid"] . '<br>';
}
$output['tx_list_tbody'] .= 'vout: ' . $vin['vout'] . '<br><br>';
}
}
}
$output['tx_list_tbody'] .= '</td>';
$output['tx_list_tbody'] .= '<td>';
if (count($rawtransaction['vout']) > 0) {
foreach ($rawtransaction['vout'] as $vout) {
if ($vout['value'] > 0.0) {
if (count($vout['scriptPubKey']['addresses']) > 0) {
foreach ($vout['scriptPubKey']["addresses"] as $address) {
$output['tx_list_tbody'] .= $address . '<br>';
}
}
$output['tx_list_tbody'] .= trim_dotzero($vout['value']) . ' ' . $config["symbol"] . '<br><br>';
}
}
}
$output['tx_list_tbody'] .= '</td>';
$output['tx_list_tbody'] .= '</tr>';
$output["title"] = "Transaction Detail " . $tx . " - ";
$output["description"] = "This transaction's txid is " . $rawtransaction["txid"] . ". It was made transaction at " . gmdate($config["date_format"], $rawtransaction["time"]) . " UTC. And this transaction belongs to the block hash " . $rawtransaction["blockhash"] . ".";
exit(get_html("transaction-body", $output));
break;
case "search":
$search = $url_param_get_value;
if (preg_match('/^[0-9]{1,6}$/i', $search)) {
$output["search_result"] = 'Search Block with Height<br><a class="text-info" href="' . $url_path["block"] . $search . '">' . $search . '</a>';
} else if (preg_match('/^[0-9a-f]{64}$/i', $search)) {
$output["search_result"] = 'Search Block with Hash<br><a class="text-info" href="' . $url_path["blockhash"] . $search . '">' . $search . '</a>';
$output["search_result"] .= '<br><br>';
$output["search_result"] .= 'Search txid<br><a class="text-info" href="' . $url_path["tx"] . $search . '">' . $search . '</a>';
} else {
$output["search_result"] = 'Search for some valid data';
}
$output["title"] = "Search result for " . $search . " - ";
$output["description"] = "Search result for " . $search;
exit(get_html("search-body", $output));
break;
case "verify":
header("Content-Type: application/json");
header("Access-Control-Allow-Origin: *");
if ($url_param_get_verify_address == "" || $url_param_get_verify_signature == "" || $url_param_get_verify_message == "") { // Check if all the required values were specified
$result->success = false;
$result->error = "Please specify an address, signature and message.";
echo json_encode($result);
} else if (!preg_match('/^[B][a-zA-Z0-9]{33}$/', $url_param_get_verify_address)) { // Verify if the address is valid
$result->success = false;
$result->error = "Please specify a valid address.";
echo json_encode($result);
} else if (!preg_match('/^[a-zA-Z0-9+=\/]{88}$/', $url_param_get_verify_signature)) { // Verify is the signature is a valid base64 string
$result->success = false;
$result->error = "Please specify a valid signature.";
echo json_encode($result);
} else { // All the values are valid
$verified = $bitcoinrpc->verifymessage($url_param_get_verify_address, $url_param_get_verify_signature, $url_param_get_verify_message);
if ($bitcoinrpc->status !== 200 && $bitcoinrpc->error !== '') {
$result->success = false;
$result->error = "Failed to connect to the Bunkercoin RPC. Node not reachable, or user/pass incorrect.";
echo json_encode($result);
} else {
$result->success = true;
$result->verified = $bitcoinrpc->response["result"];
echo json_encode($result);
}
}
break;
default:
send404();
break;
}
function get_output_from_block($block)
{
global $config, $url_path, $bitcoinrpc;
$output['block_detail_tbody'] .= "<tr><th class=\"text-end\" style=\"width:30%\">Height</th><td class=\"text-start\">" . $block["height"] . "</td></tr>";
$output['block_detail_tbody'] .= "<tr><th class=\"text-end\">Hash</th><td class=\"text-start\">" . $block["hash"] . "</td></tr>";
$output['block_detail_tbody'] .= "<tr><th class=\"text-end\">Time</th><td class=\"text-start\">" . gmdate($config["date_format"], $block["time"]) . " UTC</td></tr>";
$output['block_detail_tbody'] .= "<tr><th class=\"text-end\">Version</th><td class=\"text-start\">" . $block["version"] . "</td></tr>";
$output['block_detail_tbody'] .= "<tr><th class=\"text-end\">Version Hex</th><td class=\"text-start\">" . $block["versionHex"] . "</td></tr>";
$output['block_detail_tbody'] .= "<tr><th class=\"text-end\">Weight</th><td class=\"text-start\">" . short_number($block["weight"], 1024, 3, " ") . "B" . "</td></tr>";
$output['block_detail_tbody'] .= "<tr><th class=\"text-end\">Size</th><td class=\"text-start\">" . short_number($block["size"], 1024, 3, " ") . "B" . "</td></tr>";
$output['block_detail_tbody'] .= "<tr><th class=\"text-end\">Confirmations</th><td class=\"text-start\">" . $block["confirmations"] . "</td></tr>";
$output['block_detail_tbody'] .= "<tr><th class=\"text-end\">Difficulty</th><td class=\"text-start\">" . $block["difficulty"] . "</td></tr>";
$output['block_detail_tbody'] .= "<tr><th class=\"text-end\">Bits</th><td class=\"text-start\">" . $block["bits"] . "</td></tr>";
$output['block_detail_tbody'] .= "<tr><th class=\"text-end\">Nonce</th><td class=\"text-start\">" . $block["nonce"] . "</td></tr>";
$output['block_detail_tbody'] .= "<tr><th class=\"text-end\">Chainwork</th><td class=\"text-start\">" . $block["chainwork"] . "</td></tr>";
$output['block_detail_tbody'] .= "<tr><th class=\"text-end\">Merkleroot</th><td class=\"text-start\">" . $block["merkleroot"] . "</td></tr>";
$output['block_detail_tbody'] .= "<tr><th class=\"text-end\">Previous block</th><td class=\"text-start\">" . ($block["previousblockhash"] ? "<a class=\"text-info\" href=\"" . $url_path["blockhash"] . $block["previousblockhash"] . "\">" . $block["previousblockhash"] . "</a>" : "") . "</td></tr>";
$output['block_detail_tbody'] .= "<tr><th class=\"text-end\">Next block</th><td class=\"text-start\">" . ($block["nextblockhash"] ? "<a class=\"text-info\" href=\"" . $url_path["blockhash"] . $block["nextblockhash"] . "\">" . $block["nextblockhash"] . "</a>" : "") . "</td></tr>";
$output['block_detail_tbody'] .= "<tr><th class=\"text-end\">Transactions</th><td class=\"text-start\">" . count($block["tx"]) . "</td></tr>";
if (count($block["tx"]) > 0) {
foreach ($block["tx"] as $tx) {
$transaction_detail = array();
$transaction_detail['tx'] = $tx;
$rawtransaction = $bitcoinrpc->getrawtransaction($tx, 1);
if ($rawtransaction === false) {
continue;
}
$transaction_detail['time'] = $rawtransaction["time"];
if (isset($rawtransaction['vin'][0]['coinbase'])) {
$transaction_detail['coinbase'] = $rawtransaction['vin'][0]['coinbase'];
} else {
$transaction_detail['coinbase'] = "";
$transaction_detail['vin_count'] = count($rawtransaction['vin']);
}
foreach ($rawtransaction['vout'] as $vout) {
if ($vout['value'] > 0.0) {
$transaction_detail['vout'][$vout['n']]['addresses'] = $vout['scriptPubKey']['addresses'];
$transaction_detail['vout'][$vout['n']]['value'] = trim_dotzero($vout['value']);
}
}
$output['transactions'][] = $transaction_detail;
}
}
if (count($output['transactions']) > 0) {
foreach ($output['transactions'] as $value) {
$output['block_detail_tbody'] .= '<tr><th class="text-end">tx</th><td class="text-start">';
$output['block_detail_tbody'] .= '<a class="text-info" href="' . $url_path["tx"] . $value["tx"] . '">' . $value["tx"] . '</a>';
$output['block_detail_tbody'] .= '</td></tr>';
$output['block_detail_tbody'] .= '<tr><th class="text-end"></th><td class="text-start">';
$output['block_detail_tbody'] .= '<table class="table"><tbody>';
if ($value["coinbase"]) {
$reward = " <span class=\"text-muted\">*</span>";
} else {
$reward = "";
}
foreach ($value["vout"] as $vout) {
$output['block_detail_tbody'] .= '<tr><td class="text-start">' . $reward . $vout["value"] . ' ' . $config["symbol"] . '</td><td class="text-start">';
foreach ($vout["addresses"] as $address) {
$output['block_detail_tbody'] .= $address . '<br>';
}
$output['block_detail_tbody'] .= '</td></tr>';
}
$output['block_detail_tbody'] .= '</tbody></table>';
}
}
$output["height"] = $block["height"];
$output["title"] = $block["height"] . " Block Detail - ";
$output["description"] = "This block's height is " . $block["height"] . ", and the block hash is " . $block["hash"] . ". It was mined at " . gmdate($config["date_format"], $block["time"]) . " UTC.";
return $output;
}
function send404()
{
global $config;
http_response_code(404);
$output["title"] = "Oops! 404 Not Found - ";
$output["description"] = "Oops! 404 Not Found";
exit(get_html("404", $output));
}
function html_replace_common($html)
{
global $config, $version, $url_path;
$common["name"] = $config["name"];
$common["currency"] = $config["name"];
$common["symbol"] = $config["symbol"];
$common["explorer_name"] = $config["explorer_name"];
$common["explorer_path"] = $config["explorer_path"];
$common["theme_path"] = $config["root_path"] . $config["explorer_path"] . "themes/" . $config["theme"] . "/";
$common["homepage"] = $config["homepage"];
$common["root_path"] = $config["root_path"];
$common["copy_name"] = $config["copy_name"];
$common["start_year"] = $config["start_year"];
$common["year"] = date("Y", time());
$common["version"] = $version;
$common["search_url"] = $url_path["search"];
return html_replace($html, $common);
}
function html_replace($html, $output)
{
$keys = array();
foreach ($output as $key => $value) {
$keys[] = '{$' . $key . '}';
}
return str_replace(
$keys,
array_values($output),
$html);
}
function get_html($filename, $output)
{
global $config;
$header = loadfile("themes/" . $config["theme"] . "/tpl/header.html");
$body = loadfile("themes/" . $config["theme"] . "/tpl/" . $filename . ".html");
$footer = loadfile("themes/" . $config["theme"] . "/tpl/footer.html");
$html = $header . $body . $footer;
$html = html_replace_common($html);
$html = html_replace($html, $output);
return clean_html($html);
}
exit;