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<?php
/* Icinga DB Web | (c) 2022 Icinga GmbH | GPLv2 */
namespace Icinga\Module\Icingadb\Widget;
use ipl\Html\BaseHtmlElement;
use ipl\Html\HtmlDocument;
use ipl\Web\Url;
use ipl\Web\Widget\Icon;
class IconImage extends BaseHtmlElement
{
/** @var string */
protected $source;
/** @var ?string */
protected $alt;
protected $tag = 'img';
/**
* Create a new icon image
*
* @param string $source
* @param ?string $alt The alternative text
*/
public function __construct(string $source, ?string $alt)
{
$this->source = $source;
$this->alt = $alt;
}
public function renderUnwrapped()
{
if (! $this->getAttributes()->has('src')) {
// If it's an icon we don't need the <img> tag
return '';
}
return parent::renderUnwrapped();
}
protected function assemble()
{
$src = $this->source;
if (strpos($src, '.') === false) {
$this->setWrapper((new HtmlDocument())->addHtml(new Icon($src)));
return;
}
if (strpos($src, '/') === false) {
$src = 'img/icons/' . $src;
}
if (getenv('ICINGAWEB_EXPORT_FORMAT') === 'pdf') {
$srcUrl = Url::fromPath($src);
$srcPath = $srcUrl->getRelativeUrl();
if (! $srcUrl->isExternal() && file_exists($srcPath) && is_file($srcPath)) {
$mimeType = @mime_content_type($srcPath);
$content = @file_get_contents($srcPath);
if ($mimeType !== false && $content !== false) {
$src = "data:$mimeType;base64," . base64_encode($content);
}
}
}
$this->addAttributes([
'src' => $src,
'alt' => $this->alt
]);
}
}
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