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Move is_element_empty to nav.php

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This commit is contained in:
Ben Word
2015-01-18 04:23:30 -06:00
parent eb8030abcc
commit 7016d92f07
2 changed files with 10 additions and 9 deletions
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10
lib/nav.php
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@@ -52,6 +52,14 @@ class Sage_Nav_Walker extends \Walker_Nav_Menu {
}
}
/**
* Check if element is empty
*/
function is_element_empty($element) {
$element = trim($element);
return !empty($element);
}
/**
* Remove the id="" on nav menu items
* Return 'menu-slug' for nav menu classes
@@ -65,7 +73,7 @@ function nav_menu_css_class($classes, $item) {
$classes = array_unique($classes);
return array_filter($classes, 'Roots\\Sage\\Utils\\is_element_empty');
return array_filter($classes, __NAMESPACE__ . '\\is_element_empty');
}
add_filter('nav_menu_css_class', __NAMESPACE__ . '\\nav_menu_css_class', 10, 2);
add_filter('nav_menu_item_id', '__return_null');