Kirby meta tags config file

meta-tags.php

<?php

c::set('meta-tags.default', function(Page $page, Site $site) {

	if ( $page->isErrorPage() )
		return [
			'title' => $page->title()
		];

	$title = ( $page->isHomePage() ? $site->title() : $page->title() . ' - ' . $site->title() );

	return [
		'title' => $title,
		'meta' => [
			'description' => $page->isHomePage() ? $site->description() : $page->description()
		],
		'link' => [
			'canonical' => $page->url()
		],
		'og' => [
			'title'           => $title,
			'type'            => 'website',
			'site_name'       => $site->title(),
			'url'             => $page->url(),
			'namespace:image' => function(Page $page) {
				$image = $page->seoimage()->toFile();
				return [
					'image'  => $image->url(),
					'height' => $image->height(),
					'width'  => $image->width(),
					'type'   => $image->mime()
				];
			}
		],
		'twitter' => [
			'card'    => 'summary_large_image',
			'site'    => $site->twitter(),
			'creator' => $site->twitter()
		]
	];

});