constitutional-functions/constitutional-functions.php at master · jwrightmedia/constitutional-functions · GitHub

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<?php
/**
* Plugin Name: Constitutional Functions
* Description: This almost entirely replaces functions.php, leaving only the basics in that file and is primarily meant to work in conjunction with my Shibui empty theme, based on Underscores (_s).
* Author: Josh Wright
* Version: 0.8
*/

// USE FIND AND REPLACE TO ADD THE UNDERSCORES GENERATED BODY SLUG TO THE BELOW FUNCTIONS: BODYSLUG

//Define Constants
define( 'BASE_URL', get_template_directory_uri() . '/' );
define( 'BASE_DIR', get_template_directory() . '/' );

//Replicate for additional menus
register_nav_menus( array(
	'primary' => __( 'Primary Menu', 'BODYSLUG' ),
	'mobile' => __( 'Mobile Menu', 'BODYSLUG' ),
) );
// Add link class in wp_nav_menu()
function add_menu_link_class( $atts, $item, $args ) {
	if (property_exists($args, 'link_class')) {
	  $atts['class'] = $args->link_class;
	}
	return $atts;
  }
add_filter( 'nav_menu_link_attributes', 'add_menu_link_class', 1, 3 );
// Add <li> class in wp_nav_menu()
function add_menu_list_item_class($classes, $item, $args) {
	if (property_exists($args, 'list_item_class')) {
		$classes[] = $args->list_item_class;
	}
	return $classes;
  }
add_filter('nav_menu_css_class', 'add_menu_list_item_class', 1, 3);

//Add the page slug to the <body> class
function add_slug_body_class( $classes ) {
	global $post;
		if ( isset( $post ) ) {
			$classes[] = $post->post_type . '-' . $post->post_name;
		}
	return $classes;
}
add_filter( 'body_class', 'add_slug_body_class' );

//Replicate for additional widget areas
function BODYSLUG_widgets_init() {
	register_sidebar( array(
		'name'          => __( 'Footer' ),
		'id'            => 'footer-1',
		'description'   => '',
		'before_widget' => '<aside id="%1$s" class="widget %2$s">',
		'after_widget'  => '</aside>',
		'before_title'  => '<h3 class="widget-title">',
		'after_title'   => '</h3>',
	) );
}
add_action( 'widgets_init', 'BODYSLUG_widgets_init' );

/**
 * Enqueue scripts and styles.
 */

//Header Scripts
function BODYSLUG_scripts() {
	//This moves jQuery to the footer. Remove the next 3 lines to allow it to load in it's default location.
	wp_deregister_script( 'jquery' );
    wp_register_script( 'jquery', includes_url( '/js/jquery/jquery.js' ), false, NULL, true );
    wp_enqueue_script( 'jquery' );
	$freshVersion = date("ymd-Gis");
	wp_enqueue_style( 'BODYSLUG-style', get_stylesheet_uri() );

	// Enqueue Bootstrap scripts and styles
	wp_enqueue_style('BODYSLUG-bootstrap.min', get_template_directory_uri() . '/css/bootstrap.min.css');
	wp_enqueue_style( 'BODYSLUG-font-awesome', get_template_directory_uri() . '/css/font-awesome.min.css' );
	wp_enqueue_style( 'BODYSLUG-custom-style', get_template_directory_uri() . '/BODYSLUG.css', [ 'BODYSLUG-style', 'BODYSLUG-font-awesome' ], $freshVersion, false );


	if ( is_singular() && comments_open() && get_option( 'thread_comments' ) ) {
		wp_enqueue_script( 'comment-reply' );
	}
}
add_action( 'wp_enqueue_scripts', 'BODYSLUG_scripts' );

//Footer Scripts
function BODYSLUG_footer_script() {
	$freshVersion = date("ymd-Gis");
	wp_enqueue_script( 'BODYSLUG-bootstrap', get_template_directory_uri() . '/js/bootstrap.min.js', [ 'jquery' ], '3.4.0', true );
	wp_enqueue_script( 'BODYSLUG-script', get_template_directory_uri() . '/js/main.js', [ 'jquery' ], $freshVersion, true );
}
add_action( 'wp_footer', 'BODYSLUG_footer_script' );

// Save JSON Locally
add_filter('acf/settings/save_json', 'my_acf_json_save_point');

function my_acf_json_save_point( $path ) {
	// update path
	$path = get_stylesheet_directory() . '/acf-json';
	// return
	return $path;
}

/**
 * Files required by the theme
 */

//Register Custom Post Types
//require_once(BASE_DIR . 'custom_post_type.php');

//Register Custom Navigation Walker - https://github.com/wp-bootstrap/wp-bootstrap-navwalker
//require_once('wp_bootstrap_navwalker.php');


/**
 * Clean up WordPress
 */

//Clean up wp_head

remove_action( 'wp_head', 'feed_links_extra', 3 ); // Display the links to the extra feeds such as category feeds
remove_action( 'wp_head', 'feed_links', 2 ); // Display the links to the general feeds: Post and Comment Feed
remove_action( 'wp_head', 'rsd_link' ); // Display the link to the Really Simple Discovery service endpoint, EditURI link
remove_action( 'wp_head', 'wlwmanifest_link' ); // Display the link to the Windows Live Writer manifest file.
remove_action( 'wp_head', 'index_rel_link' ); // index link
remove_action( 'wp_head', 'parent_post_rel_link', 10, 0 ); // prev link
remove_action( 'wp_head', 'start_post_rel_link', 10, 0 ); // start link
remove_action( 'wp_head', 'adjacent_posts_rel_link', 10, 0 ); // Display relational links for the posts adjacent to the current post.
remove_action( 'wp_head', 'wp_generator' ); // Display the XHTML generator that is generated on the wp_head hook, WP version
remove_action( 'wp_head', 'rest_output_link_wp_head');
remove_action( 'wp_head', 'wp_oembed_add_discovery_links');
remove_action( 'template_redirect', 'rest_output_link_header', 11 );

//Remove WP Embed
function my_deregister_scripts(){
	wp_deregister_script( 'wp-embed' );
}
add_action( 'wp_footer', 'my_deregister_scripts' );

//Remove WP Block Library - Only remove if you are not using the WP Block Library (Formerly known as Gutenburg)
function remove_block_css(){
	wp_dequeue_style( 'wp-block-library' );
}
add_action( 'wp_enqueue_scripts', 'remove_block_css', 100 );

//Remove JQuery migrate
function remove_jquery_migrate( $scripts ) {
	if ( ! is_admin() && isset( $scripts->registered['jquery'] ) ) {
	$script = $scripts->registered['jquery'];
		if ( $script->deps ) { // Check whether the script has any dependencies
		     $script->deps = array_diff( $script->deps, array( 'jquery-migrate' ) );
		}
	}
}
add_action( 'wp_default_scripts', 'remove_jquery_migrate' );

//Disable emojis
function disable_emojis() {
	remove_action( 'wp_head', 'print_emoji_detection_script', 7 );
	remove_action( 'admin_print_scripts', 'print_emoji_detection_script' );
	remove_action( 'wp_print_styles', 'print_emoji_styles' );
	remove_action( 'admin_print_styles', 'print_emoji_styles' );
	remove_filter( 'the_content_feed', 'wp_staticize_emoji' );
	remove_filter( 'comment_text_rss', 'wp_staticize_emoji' );
	remove_filter( 'wp_mail', 'wp_staticize_emoji_for_email' );
	add_filter( 'tiny_mce_plugins', 'disable_emojis_tinymce' );
	add_filter( 'wp_resource_hints', 'disable_emojis_remove_dns_prefetch', 10, 2 );
}
add_action( 'init', 'disable_emojis' );

/**
* Remove emoji CDN hostname from DNS prefetching hints.
*
* @param  array  $urls          URLs to print for resource hints.
* @param  string $relation_type The relation type the URLs are printed for.
* @return array                 Difference betwen the two arrays.
*/
function disable_emojis_remove_dns_prefetch( $urls, $relation_type ) {
	if ( 'dns-prefetch' == $relation_type ) {
	    // Strip out any URLs referencing the WordPress.org emoji location
	    $emoji_svg_url_bit = 'https://s.w.org/images/core/emoji/';
	    foreach ( $urls as $key => $url ) {
	        if ( strpos( $url, $emoji_svg_url_bit ) !== false ) {
	            unset( $urls[$key] );
	        }
	    }
	}
	return $urls;
}

/**
* Filter function used to remove the tinymce emoji plugin.
*
* @param    array  $plugins
* @return   array  Difference betwen the two arrays
*/
function disable_emojis_tinymce( $plugins ) {
	if ( is_array( $plugins ) ) {
	    return array_diff( $plugins, array( 'wpemoji' ) );
	}
	return array();
}

// Remove admin dashboard widgets.
add_action('wp_dashboard_setup', function () {
    global $wp_meta_boxes;

    unset($wp_meta_boxes['dashboard']['normal']['core']['dashboard_activity']); // Activity
    // unset($wp_meta_boxes['dashboard']['normal']['core']['dashboard_right_now']); // At a Glance
    unset($wp_meta_boxes['dashboard']['normal']['core']['dashboard_site_health']); // Site Health Status
    unset($wp_meta_boxes['dashboard']['side']['core']['dashboard_primary']); // WordPress Events and News
    unset($wp_meta_boxes['dashboard']['side']['core']['dashboard_quick_press']); // Quick Draft
});

/*
* Clean up footer
*/

// Note - this may be required for Gutenberg, remove if using.
remove_action( 'wp_enqueue_scripts', 'wp_enqueue_global_styles' );
remove_action( 'wp_footer', 'wp_enqueue_global_styles', 1 );

?>