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<?php |
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namespace XHGui\Twig; |
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use Slim\Router; |
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use Slim\Slim as App; |
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use Twig\Extension\AbstractExtension; |
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use Twig\TwigFilter; |
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use Twig\TwigFunction; |
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class TwigExtension extends AbstractExtension |
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{ |
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/** @var App */ |
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protected $_app; |
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/** @var Router */ |
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private $router; |
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/** @var string */ |
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private $pathPrefix; |
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public function __construct(App $app) |
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{ |
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$this->_app = $app; |
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$this->router = $app->router(); |
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$this->pathPrefix = $app->config('path.prefix'); |
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} |
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public function getFunctions(): array |
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{ |
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$options = [ |
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'is_safe' => ['html'], |
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]; |
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return [ |
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new TwigFunction('url', [$this, 'url']), |
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new TwigFunction('static', [$this, 'staticUrl']), |
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new TwigFunction('percent', [$this, 'makePercent'], $options), |
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]; |
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} |
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public function getFilters(): array |
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{ |
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$options = [ |
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'is_safe' => ['html'], |
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]; |
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return [ |
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new TwigFilter('as_bytes', [$this, 'formatBytes'], $options), |
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new TwigFilter('as_time', [$this, 'formatTime'], $options), |
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new TwigFilter('as_diff', [$this, 'formatDiff'], $options), |
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new TwigFilter('as_percent', [$this, 'formatPercent'], $options), |
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new TwigFilter('truncate', [$this, 'truncate']), |
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]; |
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} |
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public function truncate(string $input, int $length = 50): string |
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{ |
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if (strlen($input) < $length) { |
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return $input; |
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} |
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return substr($input, 0, $length) . "\xe2\x80\xa6"; |
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} |
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/** |
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* Get a URL for xhgui. |
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* |
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* @param string $name The file/path you want a link to |
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* @param array|null $queryargs additional querystring arguments |
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* @return string url |
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*/ |
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public function url(string $name, $queryargs = []): string |
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{ |
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$query = ''; |
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if ($queryargs) { |
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$query = '?' . http_build_query($queryargs); |
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} |
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// this is copy of \Slim\Slim::urlFor() to mix path prefix in |
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// \Slim\Slim::urlFor |
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return rtrim($this->pathPrefix(), '/') . $this->router->urlFor($name) . $query; |
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} |
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/** |
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* Get the URL for static content relative to webroot |
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* |
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* @param string $path The file/path you want a link to |
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* @return string url |
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*/ |
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public function staticUrl(string $path): string |
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{ |
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$rootUri = $this->pathPrefix(); |
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return rtrim($rootUri, '/') . '/' . $path; |
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} |
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public function formatBytes($value): string |
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{ |
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return number_format((float)$value) . ' <span class="units">bytes</span>'; |
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} |
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public function formatTime($value): string |
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{ |
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return number_format((float)$value) . ' <span class="units">µs</span>'; |
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} |
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public function formatDiff($value): string |
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{ |
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$class = $value > 0 ? 'diff-up' : 'diff-down'; |
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if ($value == 0) { |
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$class = 'diff-same'; |
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} |
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return sprintf( |
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'<span class="%s">%s</span>', |
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$class, |
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number_format((float)$value) |
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); |
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} |
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public function makePercent($value, $total): string |
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{ |
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$value = (false === empty($total)) ? $value / $total : 0; |
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return $this->formatPercent($value); |
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} |
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public function formatPercent($value): string |
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{ |
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return number_format((float)$value * 100, 0) . ' <span class="units">%</span>'; |
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} |
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private function pathPrefix(): string |
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{ |
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if ($this->pathPrefix !== null) { |
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return $this->pathPrefix; |
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} |
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$request = $this->_app->request(); |
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$rootUri = $request->getRootUri(); |
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// Get URL part prepending index.php |
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$indexPos = strpos($rootUri, 'index.php'); |
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if ($indexPos > 0) { |
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return substr($rootUri, 0, $indexPos); |
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} |
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return $rootUri; |
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} |
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} |
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perftools /
xhgui
