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Custom field usage example (in Thesis function)

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This shows how to add content (in this case a linked image) to the end of a post using WordPress custom fields and the Thesis theme.

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  1. function add_custom_field() {
  2. global $post;
  3.    if (get_post_meta($post->ID, 'key', true)) { ?>
  4.       <a href="<?php echo get_post_meta($post->ID, 'key', true); ?>"><img src="<?php echo get_post_meta($post->ID, 'key', true); ?>" alt="description" /></a>
  5. <?php   }
  6. }
  7. add_action('thesis_hook_after_post', 'add_custom_field', 1);

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