Remove Contact Form 7 & Google reCaptcha Scripts and Stylesheet if short-code not found in post content to improve page speed.

Remove Contact Form 7 Scripts and Stylesheet if short-code not found in post content

/**
 * Remove Google recaptcha and contact form 7 recaptcha scripts & stylesheets
 * if shortcode not found in post-content
 */
add_action('wp_enqueue_scripts', function () {
	global $post;
	if ( is_a( $post, 'WP_Post' ) && !has_shortcode( $post->post_content, 'contact-form-7') ) {
		// if shortcode not found
		wp_dequeue_script( 'google-recaptcha' );
		wp_dequeue_script( 'wpcf7-recaptcha' );
		wp_dequeue_script( 'contact-form-7' );
		wp_dequeue_style( 'contact-form-7' );
	} else {
		// if shortcode found
		wp_enqueue_script( 'google-recaptcha' );
		wp_enqueue_script( 'wpcf7-recaptcha' );
		wp_enqueue_script('contact-form-7');
    	wp_enqueue_style('contact-form-7');
	}
}, 99);