Created
February 12, 2016 18:43
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Create Duplicates - adds a duplication button to the dashboard for pages, posts and custom post types. Just add this to your functions.php file.
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<?php | |
// Function creates post duplicate as a draft and redirects then to the edit post screen | |
function rdm_duplicate_post_as_draft(){ | |
global $wpdb; | |
if (! ( isset( $_GET['post']) || isset( $_POST['post']) || ( isset($_REQUEST['action']) && 'rdm_duplicate_post_as_draft' == $_REQUEST['action'] ) ) ) { | |
wp_die('No post to duplicate has been supplied!'); | |
} | |
// get the original post id | |
$post_id = (isset($_GET['post']) ? $_GET['post'] : $_POST['post']); | |
// and all the original post data then | |
$post = get_post( $post_id ); | |
/* | |
* if you don't want current user to be the new post author, | |
* then change next couple of lines to this: $new_post_author = $post->post_author; | |
*/ | |
$current_user = wp_get_current_user(); | |
$new_post_author = $current_user->ID; | |
// if post data exists, create the post duplicate | |
if (isset( $post ) && $post != null) { | |
// new post data array | |
$args = array( | |
'comment_status' => $post->comment_status, | |
'ping_status' => $post->ping_status, | |
'post_author' => $new_post_author, | |
'post_content' => $post->post_content, | |
'post_excerpt' => $post->post_excerpt, | |
'post_name' => $post->post_name, | |
'post_parent' => $post->post_parent, | |
'post_password' => $post->post_password, | |
'post_status' => 'draft', | |
'post_title' => $post->post_title, | |
'post_type' => $post->post_type, | |
'to_ping' => $post->to_ping, | |
'menu_order' => $post->menu_order | |
); | |
// insert the post by wp_insert_post() function | |
$new_post_id = wp_insert_post( $args ); | |
// get all current post terms ad set them to the new post draft | |
$taxonomies = get_object_taxonomies($post->post_type); // returns array of taxonomy names for post type, ex array("category", "post_tag"); | |
foreach ($taxonomies as $taxonomy) { | |
$post_terms = wp_get_object_terms($post_id, $taxonomy); | |
for ($i=0; $i<count($post_terms); $i++) { | |
wp_set_object_terms($new_post_id, $post_terms[$i]->slug, $taxonomy, true); | |
} | |
} | |
// duplicate all post meta | |
$post_meta_infos = $wpdb->get_results("SELECT meta_key, meta_value FROM $wpdb->postmeta WHERE post_id=$post_id"); | |
if (count($post_meta_infos)!=0) { | |
$sql_query = "INSERT INTO $wpdb->postmeta (post_id, meta_key, meta_value) "; | |
foreach ($post_meta_infos as $meta_info) { | |
$meta_key = $meta_info->meta_key; | |
$meta_value = addslashes($meta_info->meta_value); | |
$sql_query_sel[]= "SELECT $new_post_id, '$meta_key', '$meta_value'"; | |
} | |
$sql_query.= implode(" UNION ALL ", $sql_query_sel); | |
$wpdb->query($sql_query); | |
} | |
// finally, redirect to the edit post screen for the new draft | |
wp_redirect( admin_url( 'post.php?action=edit&post=' . $new_post_id ) ); | |
exit; | |
} | |
else { | |
wp_die('Post creation failed, could not find original post: ' . $post_id); | |
} | |
} | |
add_action( 'admin_action_rdm_duplicate_post_as_draft', 'rdm_duplicate_post_as_draft' ); | |
// Add the duplicate link to action list for post_row_actions | |
function rdm_duplicate_post_link( $actions, $post ) { | |
if (current_user_can('edit_posts')) { | |
$actions['duplicate'] = '<a href="admin.php?action=rdm_duplicate_post_as_draft&post=' . $post->ID . '" title="Duplicate this item" rel="permalink">Duplicate</a>'; | |
} | |
return $actions; | |
} | |
// posts filter | |
add_filter( 'post_row_actions', 'rdm_duplicate_post_link', 10, 2 ); | |
// page filter | |
add_filter('page_row_actions', 'rdm_duplicate_post_link', 10, 2); | |
// custom post type filter | |
add_filter('{post type name}_row_actions', 'rdm_duplicate_post_link', 10, 2); | |
// REMOVE SEO FILTER IN DASHBOARD | |
add_filter( 'wpseo_use_page_analysis', '__return_false' ); | |
?> |
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