Flickr oEmbed Provider

Add Flickr to the WordPress oEmbed providers

// Register oEmbed providers
function flickr_oembed_provider() {

	wp_oembed_add_provider( '#https?://(www.)?flickr.com/photos/.*#i', 'https://www.flickr.com/services/oembed/', true );
	wp_oembed_add_provider( '#https?://(www.)?flic.kr/p/.*#i', 'https://www.flickr.com/services/oembed/', true );

}

// Hook into the 'init' action
add_action( 'init', 'flickr_oembed_provider' );