options = get_option( awpp_get_instance()->Settings->settings_option );
$this->styles = [];
}
public function run() {
if ( is_admin() ) {
return;
}
if ( awpp_is_frontend() && 'off' != $this->options['scripts_to_footer'] ) {
add_action( 'wp_enqueue_scripts', [ $this, 'remove_header_scripts' ] );
add_filter( 'script_loader_tag', [ $this, 'add_defer_attribute' ], 10, 2 );
}
if ( awpp_is_frontend() && 'off' != $this->options['loadcss'] ) {
add_filter( 'style_loader_tag', [ $this, 'render_loadcss' ], 999, 4 );
add_action( 'wp_footer', [ $this, 'add_relpreload_js' ] );
}
}
/**
* Scripts
*/
public function remove_header_scripts() {
remove_action( 'wp_head', 'wp_print_scripts' );
remove_action( 'wp_head', 'wp_print_head_scripts', 9 );
remove_action( 'wp_head', 'wp_enqueue_scripts', 1 );
}
public function add_defer_attribute( $tag, $handle ) {
return str_replace( ' src', ' defer="defer" src', $tag );
}
/**
* Styles
*/
public function render_loadcss( $html, $handle, $href, $media ) {
$html = str_replace( '\'', '"', $html );
$html = str_replace( 'rel="stylesheet"', 'rel="preload" as="style" onload="this.rel=\'stylesheet\'"', $html );
return "$html\n";
}
public function add_relpreload_js() {
$loadcss = plugin_dir_path( awpp_get_instance()->file ) . 'assets/scripts/loadCSS.min.js';
$preload = plugin_dir_path( awpp_get_instance()->file ) . 'assets/scripts/awpp_relpreload_polyfill.min.js';
if ( ! file_exists( $loadcss ) || ! file_exists( $preload ) ) {
wp_die( 'loadcss.min.js or awpp_relpreload_polyfill.min.js not found!' );
}
echo '';
}
}