';
}
}
add_action( 'wp_head', 'arrival_pingback_header' );
/**
* Adds async/defer attributes to enqueued / registered scripts.
*
* If #12009 lands in WordPress, this function can no-op since it would be handled in core.
*
* @link https://core.trac.wordpress.org/ticket/12009
* @param string $tag The script tag.
* @param string $handle The script handle.
* @return array
*/
function arrival_filter_script_loader_tag( $tag, $handle ) {
foreach ( array( 'async', 'defer' ) as $attr ) {
if ( ! wp_scripts()->get_data( $handle, $attr ) ) {
continue;
}
// Prevent adding attribute when already added in #12009.
if ( ! preg_match( ":\s$attr(=|>|\s):", $tag ) ) {
$tag = preg_replace( ':(?=>):', " $attr", $tag, 1 );
}
// Only allow async or defer, not both.
break;
}
return $tag;
}
add_filter( 'script_loader_tag', 'arrival_filter_script_loader_tag', 10, 2 );
/**
* Generate preload markup for stylesheets.
*
* @param object $wp_styles Registered styles.
* @param string $handle The style handle.
*/
function arrival_get_preload_stylesheet_uri( $wp_styles, $handle ) {
$preload_uri = $wp_styles->registered[ $handle ]->src . '?ver=' . $wp_styles->registered[ $handle ]->ver;
return $preload_uri;
}
/**
* Adds preload for in-body stylesheets depending on what templates are being used.
* Disabled when AMP is active as AMP injects the stylesheets inline.
*
* @link https://developer.mozilla.org/en-US/docs/Web/HTML/Preloading_content
*/
function arrival_add_body_style() {
// If AMP is active, do nothing.
if ( arrival_is_amp() ) {
return;
}
// Get registered styles.
$wp_styles = wp_styles();
$preloads = array();
// Preload content.css.
$preloads['arrival-content'] = arrival_get_preload_stylesheet_uri( $wp_styles, 'arrival-content' );
// Preload sidebar.css.
if ( is_active_sidebar( 'sidebar-1' ) ) {
$preloads['arrival-sidebar'] = arrival_get_preload_stylesheet_uri( $wp_styles, 'arrival-sidebar' );
}
// Preload comments.css.
if ( ! post_password_required() && is_singular() && ( comments_open() || get_comments_number() ) ) {
$preloads['arrival-comments'] = arrival_get_preload_stylesheet_uri( $wp_styles, 'arrival-comments' );
}
// Preload front-page.css.
global $template;
if ( 'front-page.php' === basename( $template ) ) {
$preloads['arrival-front-page'] = arrival_get_preload_stylesheet_uri( $wp_styles, 'arrival-front-page' );
}
// Output the preload markup in .
foreach ( $preloads as $handle => $src ) {
echo '';
echo "\n";
}
}
add_action( 'wp_head', 'arrival_add_body_style' );
/**
* Add dropdown symbol to nav menu items with children.
*
* Adds the dropdown markup after the menu link element,
* before the submenu.
*
* Javascript converts the symbol to a toggle button.
*
* @TODO:
* - This doesn't work for the page menu because it
* doesn't have a similar filter. So the dropdown symbol
* is only being added for page menus if JS is enabled.
* Create a ticket to add to core?
*
* @param string $item_output The menu item's starting HTML output.
* @param WP_Post $item Menu item data object.
* @param int $depth Depth of menu item. Used for padding.
* @param stdClass $args An object of wp_nav_menu() arguments.
* @return string Modified nav menu HTML.
*/
function arrival_add_primary_menu_dropdown_symbol( $item_output, $item, $depth, $args ) {
// Only for our primary menu location.
/*if ( empty( $args->theme_location ) || 'primary' != $args->theme_location || 'top' != $args->theme_location ) {
return $item_output;
}*/
// Add the dropdown for items that have children.
if ( ! empty( $item->classes ) && in_array( 'menu-item-has-children', $item->classes ) ) {
return $item_output . '';
}
return $item_output;
}
add_filter( 'walker_nav_menu_start_el', 'arrival_add_primary_menu_dropdown_symbol', 10, 4 );
/**
* Filters the HTML attributes applied to a menu item's anchor element.
*
* Checks if the menu item is the current menu
* item and adds the aria "current" attribute.
*
* @param array $atts The HTML attributes applied to the menu item's `` element.
* @param WP_Post $item The current menu item.
* @return array Modified HTML attributes
*/
function arrival_add_nav_menu_aria_current( $atts, $item ) {
/*
* First, check if "current" is set,
* which means the item is a nav menu item.
*
* Otherwise, it's a post item so check
* if the item is the current post.
*/
if ( isset( $item->current ) ) {
if ( $item->current ) {
$atts['aria-current'] = 'page';
}
} else if ( ! empty( $item->ID ) ) {
global $post;
if ( ! empty( $post->ID ) && $post->ID == $item->ID ) {
$atts['aria-current'] = 'page';
}
}
return $atts;
}
add_filter( 'nav_menu_link_attributes', 'arrival_add_nav_menu_aria_current', 10, 2 );
add_filter( 'page_menu_link_attributes', 'arrival_add_nav_menu_aria_current', 10, 2 );
/**
* Social icons for the theme
*
*/
add_action('arrival_social_icons','arrival_social_icons');
if( ! function_exists('arrival_social_icons')){
function arrival_social_icons(){
$arrival_icons_value = get_theme_mod('arrival_social_icons');
$arrival_icons = json_decode($arrival_icons_value);
?>