'',
'title' => '',
'desc' => '',
'fallback' => false,
);
// Parse args.
$args = wp_parse_args( $args, $defaults );
// Set aria hidden.
$aria_hidden = ' aria-hidden="true"';
// Set ARIA.
$aria_labelledby = '';
/*
* Manta doesn't use the SVG title or description attributes; non-decorative icons are
* described with .screen-reader-text. However, child themes can use the title and description
* to add information to non-decorative SVG icons to improve accessibility.
*
* Example 1 with title: 'arrow-right', 'title' => __( 'This is the title', 'textdomain' ) ) ); ?>
*
* Example 2 with title and description: 'arrow-right', 'title' => __( 'This is the title', 'textdomain' ), 'desc' => __( 'This is the description', 'textdomain' ) ) ); ?>
*
* See https://www.paciellogroup.com/blog/2013/12/using-aria-enhance-svg-accessibility/.
*/
if ( $args['title'] ) {
$aria_hidden = '';
$unique_id = uniqid();
$aria_labelledby = ' aria-labelledby="title-' . $unique_id . '"';
if ( $args['desc'] ) {
$aria_labelledby = ' aria-labelledby="title-' . $unique_id . ' desc-' . $unique_id . '"';
}
}
// Begin SVG markup.
$svg = '';
return $svg;
}
add_filter( 'manta_get_icon', 'manta_get_svg', 10, 2 );
/**
* Check for social menu in class-wp-nav-menu-widget.
*
* Check for social menu in widget and return appropriate social nav menu args.
*
* @since 1.0.1
*
* @param array $nav_menu_args {
* An array of arguments passed to wp_nav_menu() to retrieve a custom menu.
*
* @type callable|bool $fallback_cb Callback to fire if the menu doesn't exist. Default empty.
* @type mixed $menu Menu ID, slug, or name.
* }
* @param stdClass $nav_menu Nav menu object for the current menu.
* @param array $args Display arguments for the current widget.
* @param array $instance Array of settings for the current widget.
* @return array $nav_menu_args.
*/
function manta_social_menu_widget( $nav_menu_args, $nav_menu, $args, $instance ) {
$menu_arr = get_nav_menu_locations();
if ( isset( $menu_arr['social'] ) && $menu_arr['social'] === $instance['nav_menu'] ) {
$nav_menu_args = array(
'depth' => 1,
'theme_location' => 'social',
'menu_id' => 'social-nav',
'menu_class' => 'social-icons-menu',
'container' => false,
'link_before' => '',
'link_after' => '',
'items_wrap' => '',
);
}
return $nav_menu_args;
}
add_filter( 'widget_nav_menu_args', 'manta_social_menu_widget', 10, 4 );
/**
* Display SVG icons in social links menu.
*
* @param string $item_output The menu item output.
* @param WP_Post $item Menu item object.
* @param int $depth Depth of the menu.
* @param array $args wp_nav_menu() arguments.
* @return string $item_output The menu item output with social icon.
*/
function manta_nav_menu_social_icons( $item_output, $item, $depth, $args ) {
// Get supported social icons.
$social_icons = manta_social_links_icons();
// Change SVG icon inside social links menu if there is supported URL.
if ( 'social' === $args->theme_location ) {
foreach ( $social_icons as $attr => $value ) {
if ( false !== strpos( $item_output, $attr ) ) {
$item_output = str_replace( $args->link_after, '' . manta_get_svg( '', array( 'icon' => esc_attr( $value ) ) ), $item_output );
}
}
}
return $item_output;
}
add_filter( 'walker_nav_menu_start_el', 'manta_nav_menu_social_icons', 10, 4 );
/**
* Add dropdown icon if menu item has children.
*
* @param string $title The menu item's title.
* @param object $item The current menu item.
* @param array $args An array of wp_nav_menu() arguments.
* @param int $depth Depth of menu item. Used for padding.
* @return string $title The menu item's title with dropdown icon.
*/
function manta_dropdown_icon_to_menu_link( $title, $item, $args, $depth ) {
if ( 'primary' === $args->theme_location || 'header' === $args->theme_location ) {
foreach ( $item->classes as $value ) {
if ( 'menu-item-has-children' === $value || 'page_item_has_children' === $value ) {
$title = $title . manta_get_svg( '', array( 'icon' => 'angle-down' ) );
}
}
}
return $title;
}
add_filter( 'nav_menu_item_title', 'manta_dropdown_icon_to_menu_link', 10, 4 );
/**
* Font SVG icon specific inline css.
*
* @since 1.0
*
* @param str $output Css string.
* @return string $output css string.
*/
function manta_icons_css( $output ) {
$output .= '
.icon {
position: relative;
top: -0.0625em;
display: inline-block;
width: 1em;
height: 1em;
vertical-align: middle;
stroke-width: 0;
stroke: currentColor;
fill: currentColor;
}
.menu-toggle .icon {
top: -0.0825em;
margin-right: 5px;
}
.menu-toggle .icon-close {
display: none;
}
.toggled-on .menu-toggle .icon-close {
display: inline-block;
}
.toggled-on .menu-toggle .icon-bars {
display: none;
}
.sub-menu-toggle .icon {
width: 24px;
height: 24px;
-webkit-transition: transform 0.25s ease-in-out;
-ms-transition: transform 0.25s ease-in-out;
transition: transform 0.25s ease-in-out;
-webkit-transform: rotate( 0 );
-ms-transform: rotate( 0 );
transform: rotate( 0 );
}
.nav-menu .menu-item-has-children > a .icon,
.nav-menu .page_item_has_children > a .icon {
display: none;
}
.sub-menu-toggle.toggled-on .icon {
-webkit-transform: rotate( 180deg );
-ms-transform: rotate( 180deg );
transform: rotate( 180deg );
}
.post:not(.sticky) .icon-thumb-tack {
display: none;
}
.sticky .icon-thumb-tack {
position: absolute;
top: 1em;
right: 1em;
display: block;
width: 20px;
height: 20px;
}
@media only screen and (min-width: 1024px) {
.nav-menu .menu-item-has-children > a .icon,
.nav-menu .page_item_has_children > a .icon {
display: inline;
}
.nav-menu .sub-menu .icon {
position: absolute;
top: 50%;
right: 1em;
left: auto;
margin-top: -9px;
-webkit-transform: rotate(-90deg);
transform: rotate(-90deg);
}
.left #header-nav .sub-menu .icon,
.right #primary-menu .sub-menu .icon {
-webkit-transform: rotate(90deg);
transform: rotate(90deg);
}
}
.svg-fallback {
display: none;
}
.no-svg .svg-fallback {
display: inline-block;
}
.no-svg .sub-menu-toggle {
right: 0;
width: 2em;
padding: 0.5em 0 0;
text-align: center;
}
.no-svg .sub-menu-toggle .svg-fallback.icon-angle-down {
font-size: 20px;
font-weight: 400;
line-height: 1;
-webkit-transform: rotate(180deg); /* Chrome, Safari, Opera */
transform: rotate(180deg);
}
.no-svg .sub-menu-toggle.toggled-on .svg-fallback.icon-angle-down {
-webkit-transform: rotate(0); /* Chrome, Safari, Opera */
transform: rotate(0);
}
.no-svg .sub-menu-toggle .svg-fallback.icon-angle-down:before {
content: \'\005E\';
}
';
return $output;
}
add_filter( 'manta_get_inline_style', 'manta_icons_css' );
/**
* Returns an array of supported social links (URL and icon name).
*
* @return array $social_links_icons
*/
function manta_social_links_icons() {
// Supported social links icons.
$social_links_icons = array(
'behance.net' => 'behance',
'codepen.io' => 'codepen',
'deviantart.com' => 'deviantart',
'digg.com' => 'digg',
'dribbble.com' => 'dribbble',
'dropbox.com' => 'dropbox',
'facebook.com' => 'facebook',
'flickr.com' => 'flickr',
'foursquare.com' => 'foursquare',
'plus.google.com' => 'google-plus',
'github.com' => 'github',
'instagram.com' => 'instagram',
'linkedin.com' => 'linkedin',
'mailto:' => 'envelope-o',
'medium.com' => 'medium',
'pinterest.com' => 'pinterest-p',
'getpocket.com' => 'get-pocket',
'reddit.com' => 'reddit-alien',
'skype.com' => 'skype',
'skype:' => 'skype',
'slideshare.net' => 'slideshare',
'snapchat.com' => 'snapchat-ghost',
'soundcloud.com' => 'soundcloud',
'spotify.com' => 'spotify',
'stumbleupon.com' => 'stumbleupon',
'tumblr.com' => 'tumblr',
'twitch.tv' => 'twitch',
'twitter.com' => 'twitter',
'vimeo.com' => 'vimeo',
'vine.co' => 'vine',
'vk.com' => 'vk',
'wordpress.org' => 'wordpress',
'wordpress.com' => 'wordpress',
'yelp.com' => 'yelp',
'youtube.com' => 'youtube',
);
/**
* Filter Manta social links icons.
*
* @since 0.2.5
*
* @param array $social_links_icons
*/
return apply_filters( 'manta_social_links_icons', $social_links_icons );
}