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September 24, 2018 13:48
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Add Open Graph Markup to WordPress Theme
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<?php | |
function add_opengraph_markup() { | |
if (is_single()) { | |
global $post; | |
if(get_the_post_thumbnail($post->ID, 'thumbnail')) { | |
$thumbnail_id = get_post_thumbnail_id($post->ID); | |
$thumbnail_object = get_post($thumbnail_id); | |
$image = $thumbnail_object->guid; | |
} else { | |
// set default image | |
$image = ''; | |
} | |
//$description = get_bloginfo('description'); | |
$description = substr(strip_tags($post->post_content),0,200) . '...'; | |
?> | |
<meta property="og:title" content="<?php the_title(); ?>" /> | |
<meta property="og:type" content="article" /> | |
<meta property="og:image" content="<?=$image?>" /> | |
<meta property="og:url" content="<?php the_permalink(); ?>" /> | |
<meta property="og:description" content="<?=$description?>" /> | |
<meta property="og:site_name" content="<?=get_bloginfo('name')?>" /> | |
<?php | |
} | |
} | |
add_action('wp_head', 'add_opengraph_markup'); | |
?> |
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added this to my theme's
function.php
file, now wp-admin won't return anything but a blank page.removing this code corrects the wp-admin problem.
any idea what's happening ?