gistfile1.php

function manifest_to_hash() {
  $path = APP_ROOT . "shared/assets/manifest.yml";
  $hash = array();
  $fp = fopen($path, "r");

  while (($line = fgets($fp)) != NULL) {
    $line = rtrim($line);
    if ($line === "---") continue;
    list($key, $value) = explode(":", $line);
    $hash[trim($key)] = trim($value);
  }
  fclose($fp);
  return $hash;
}

function asset_path($file, $echo = true) {
  global $asset_manifest;

  if (!isset($asset_manifest)) {
    $asset_manifest = manifest_to_hash();
  }

  $asset_path = root_url(false) . "/assets/" . $asset_manifest[$file];
  if ($echo)
    echo $asset_path;

  return $asset_path;
}