function get_course_categories($parent = 0)
{
$output = '';
$args = array('hide_empty' => 0, 'parent' => $parent);
$terms = get_terms('course-cat', $args);
if (!empty($terms) && !is_wp_error($terms)) {
$output .= '<ul>';
foreach ($terms as $term) {
$sub = '';
$output .= '<li><a href="' . get_term_link($term) . '">' . $term->name;
$sub = get_course_categories($term->term_id);
if (!empty($sub)) {
$output .= '<i class="icon-arrow-1-right"></i>';
}
$output .= '</a>';
if (!empty($sub)) {
$output .= '<div class="dropdown_menu_sub">';
$output .= $sub;
$output .= '</div>';
}
$output .= '</li>';
}
$output .= '</ul>';
}
return $output;
}
</div>
</div>
</div>
<div class="row">
<div class="col-md-3">
<div class="toggle-dropdown <?php
if (is_page('courses')) {
echo 'active';
} else {
echo 'toggle-up';
}
?>
">
<div class="toggler"><i class="icon-content-43"></i> Main Categories</div>
<?php
echo get_course_categories();
?>
</div>
</div>
<div class="col-md-6 search-label">
<label class="screen-reader-text" for="s">Who do you want to communicate better with ?</label>
</div>
<div class="col-md-3 search-blk">
<form role="search" method="get" id="searchform" action="<?php
echo home_url('/');
?>
">
<input type="text" value="<?php
the_search_query();
?>
