hedera-web/web/html.php

<?php

$lang = isset($_SESSION['lang']) ? $_SESSION['lang'] : 'en';
$version = $this->getVersion();

function getUrl($fileName) {
	global $version;

	if (file_exists($fileName))
		$fileVersion = strftime('%G%m%d%H%M%S', filemtime($fileName));
	else
		$fileVersion = $version;	

	return "$fileName?$fileVersion";
}

function js($fileName) {
	return '<script type="text/javascript" src="'. getUrl("$fileName.js") .'"></script>'."\n";
}

function css($fileName) {
	return '<link rel="stylesheet" type="text/css" href="'. getUrl("$fileName.css") .'"/>'."\n";
}

function getWebpackAssets() {
	$wpConfig = json_decode(file_get_contents('webpack.config.json'));
	$buildDir = $wpConfig->buildDir;
	$serverPath = '';

	if (_DEV_MODE) {
		$devServerPort = $wpConfig->devServerPort;
		$host = $_SERVER['SERVER_NAME'];
		$serverPath = "http://$host:$devServerPort/";
	}

	$wpAssets = json_decode(file_get_contents("$buildDir/webpack-assets.json"));
	$jsFiles = [];

	foreach ($wpAssets as $name => $asset)
		if (!empty($name) && $name != '_empty_' && property_exists($asset, 'js'))
			$jsFiles[] = $serverPath . $asset->js;

	return $jsFiles;
}