* @link https://getkirby.com
* @copyright Bastian Allgeier
* @license https://getkirby.com/license
*/
class Html extends \Kirby\Toolkit\Html
{
/**
* Creates one or multiple CSS link tags
* @since 3.7.0
*
* @param string|array $url Relative or absolute URLs, an array of URLs or `@auto` for automatic template css loading
* @param string|array|null $options Pass an array of attributes for the link tag or a media attribute string
*/
public static function css(
string|array|Plugin|Assets $url,
string|array|null $options = null
): string|null {
if ($url instanceof Plugin) {
$url = $url->assets();
}
if ($url instanceof Assets) {
$url = $url->css()->values(fn ($asset) => $asset->url());
}
if (is_array($url) === true) {
$links = A::map($url, fn ($url) => static::css($url, $options));
return implode(PHP_EOL, $links);
}
if (is_string($options) === true) {
$options = ['media' => $options];
}
$kirby = App::instance();
if ($url === '@auto') {
if (!$url = Url::toTemplateAsset('css/templates', 'css')) {
return null;
}
}
// only valid value for 'rel' is 'alternate stylesheet',
// if 'title' is given as well
if (
($options['rel'] ?? '') !== 'alternate stylesheet' ||
($options['title'] ?? '') === ''
) {
$options['rel'] = 'stylesheet';
}
$url = ($kirby->component('css'))($kirby, $url, $options);
$url = Url::to($url);
$attr = [...$options ?? [], 'href' => $url];
return '';
}
/**
* Generates an `a` tag with an absolute Url
*
* @param string|null $href Relative or absolute Url
* @param string|array|null $text If `null`, the link will be used as link text. If an array is passed, each element will be added unencoded
* @param array $attr Additional attributes for the a tag.
*/
public static function link(
string|null $href = null,
string|array|null $text = null,
array $attr = []
): string {
return parent::link(Url::to($href), $text, $attr);
}
/**
* Creates a script tag to load a javascript file
* @since 3.7.0
*/
public static function js(
string|array|Plugin|Assets $url,
string|array|bool|null $options = null
): string|null {
if ($url instanceof Plugin) {
$url = $url->assets();
}
if ($url instanceof Assets) {
$url = $url->js()->values(fn ($asset) => $asset->url());
}
if (is_array($url) === true) {
$scripts = A::map($url, fn ($url) => static::js($url, $options));
return implode(PHP_EOL, $scripts);
}
if (is_bool($options) === true) {
$options = ['async' => $options];
}
$kirby = App::instance();
if ($url === '@auto') {
if (!$url = Url::toTemplateAsset('js/templates', 'js')) {
return null;
}
}
$url = ($kirby->component('js'))($kirby, $url, $options);
$url = Url::to($url);
$attr = [...$options ?? [], 'src' => $url];
return '';
}
/**
* Includes an SVG file by absolute or
* relative file path.
* @since 3.7.0
*/
public static function svg(string|File $file): string|false
{
// support for Kirby's file objects
if (
$file instanceof File &&
$file->extension() === 'svg'
) {
return $file->read();
}
if (is_string($file) === false) {
return false;
}
$extension = F::extension($file);
// check for valid svg files
if ($extension !== 'svg') {
return false;
}
// try to convert relative paths to absolute
if (file_exists($file) === false) {
$root = App::instance()->root();
$file = realpath($root . '/' . $file);
}
return F::read($file);
}
}