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September 3, 2018 20:32
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Display Popular Posts by Views in WordPress without a Plugin
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<?php | |
function whpp_track_post_views($post_id) { | |
if (!is_single()) | |
return; | |
if (empty($post_id)) { | |
global $post; | |
$post_id = $post->ID; | |
} | |
whpp_set_post_views($post_id); | |
} | |
add_action('wp_head', 'whpp_track_post_views'); | |
function whpp_set_post_views($post_id) { | |
$count_key = 'whpp_track_post_views'; | |
$count = get_post_meta($post_id, $count_key, TRUE); | |
if ($count == '') { | |
$count = 0; | |
delete_post_meta($post_id, $count_key); | |
add_post_meta($post_id, $count_key, '0'); | |
} else { | |
$count++; | |
update_post_meta($post_id, $count_key, $count); | |
} | |
} | |
//To keep the count accurate, lets get rid of prefetching | |
remove_action('wp_head', 'adjacent_posts_rel_link_wp_head', 10, 0); |
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