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Display Primary Category (Yoast's WordPress SEO)
<?php
// SHOW YOAST PRIMARY CATEGORY, OR FIRST CATEGORY
$category = get_the_category();
$useCatLink = true;
// If post has a category assigned.
if ($category){
$category_display = '';
$category_link = '';
if ( class_exists('WPSEO_Primary_Term') )
{
// Show the post's 'Primary' category, if this Yoast feature is available, & one is set
$wpseo_primary_term = new WPSEO_Primary_Term( 'category', get_the_id() );
$wpseo_primary_term = $wpseo_primary_term->get_primary_term();
$term = get_term( $wpseo_primary_term );
if (is_wp_error($term)) {
// Default to first category (not Yoast) if an error is returned
$category_display = $category[0]->name;
$category_link = get_category_link( $category[0]->term_id );
} else {
// Yoast Primary category
$category_display = $term->name;
$category_link = get_category_link( $term->term_id );
}
}
else {
// Default, display the first category in WP's list of assigned categories
$category_display = $category[0]->name;
$category_link = get_category_link( $category[0]->term_id );
}
// Display category
if ( !empty($category_display) ){
if ( $useCatLink == true && !empty($category_link) ){
echo '<span class="post-category">';
echo '<a href="'.$category_link.'">'.htmlspecialchars($category_display).'</a>';
echo '</span>';
} else {
echo '<span class="post-category">'.htmlspecialchars($category_display).'</span>';
}
}
}
?>
@Ikubod
Ikubod commented Dec 28, 2016

Saved my tush. Thanks for this!

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