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| Dir : //home/trave494/myvideomania.com/wp-content/themes/twentynineteen/inc/icon-functions.php |
<?php
/**
* SVG icons related functions
*
* @package WordPress
* @subpackage Twenty_Nineteen
* @since Twenty Nineteen 1.0
*/
/**
* Gets the SVG code for a given icon.
*/
function twentynineteen_get_icon_svg( $icon, $size = 24 ) {
return TwentyNineteen_SVG_Icons::get_svg( 'ui', $icon, $size );
}
/**
* Gets the SVG code for a given social icon.
*/
function twentynineteen_get_social_icon_svg( $icon, $size = 24 ) {
return TwentyNineteen_SVG_Icons::get_svg( 'social', $icon, $size );
}
/**
* Detects the social network from a URL and returns the SVG code for its icon.
*/
function twentynineteen_get_social_link_svg( $uri, $size = 24 ) {
return TwentyNineteen_SVG_Icons::get_social_link_svg( $uri, $size );
}
/**
* Display SVG icons in social links menu.
*
* @param string $item_output The menu item's starting HTML output.
* @param WP_Post $item Menu item data object.
* @param int $depth Depth of the menu. Used for padding.
* @param stdClass $args An object of wp_nav_menu() arguments.
* @return string The menu item output with social icon.
*/
function twentynineteen_nav_menu_social_icons( $item_output, $item, $depth, $args ) {
// Change SVG icon inside social links menu if there is supported URL.
if ( 'social' === $args->theme_location ) {
$svg = twentynineteen_get_social_link_svg( $item->url, 32 );
if ( empty( $svg ) ) {
$svg = twentynineteen_get_icon_svg( 'link' );
}
$item_output = str_replace( $args->link_after, '</span>' . $svg, $item_output );
}
return $item_output;
}
add_filter( 'walker_nav_menu_start_el', 'twentynineteen_nav_menu_social_icons', 10, 4 );
/**
* Add a dropdown icon to top-level menu items.
*
* @param string $item_output The menu item's starting HTML output.
* @param WP_Post $item Menu item data object.
* @param int $depth Depth of the menu. Used for padding.
* @param stdClass $args An object of wp_nav_menu() arguments.
* @return string Nav menu item start element.
*/
function twentynineteen_add_dropdown_icons( $item_output, $item, $depth, $args ) {
// Only add class to 'top level' items on the 'primary' menu.
if ( ! isset( $args->theme_location ) || 'menu-1' !== $args->theme_location ) {
return $item_output;
}
if ( in_array( 'mobile-parent-nav-menu-item', $item->classes, true ) && isset( $item->original_id ) ) {
// Inject the keyboard_arrow_left SVG inside the parent nav menu item, and let the item link to the parent item.
// @todo Only do this for nested submenus? If on a first-level submenu, then really the link could be "#" since the desire is to remove the target entirely.
$link = sprintf(
'<button class="menu-item-link-return" tabindex="-1">%s',
twentynineteen_get_icon_svg( 'chevron_left', 24 )
);
// Replace opening <a> with <button>.
$item_output = preg_replace(
'/<a\s.*?>/',
$link,
$item_output,
1 // Limit.
);
// Replace closing </a> with </button>.
$item_output = preg_replace(
'#</a>#i',
'</button>',
$item_output,
1 // Limit.
);
} elseif ( in_array( 'menu-item-has-children', $item->classes, true ) ) {
// Add SVG icon to parent items.
$icon = twentynineteen_get_icon_svg( 'keyboard_arrow_down', 24 );
$item_output .= sprintf(
'<button class="submenu-expand" tabindex="-1">%s</button>',
$icon
);
}
return $item_output;
}
add_filter( 'walker_nav_menu_start_el', 'twentynineteen_add_dropdown_icons', 10, 4 );