back up your site<\/a> thoroughly before making changes to the functions.php file.<\/p>\n\n\n\nYou will need some basic understanding of codes to understand how it works. For now, copy and paste the code below:<\/p>\n\n\n\n
\/*\n * Function for post duplication. Dups appear as drafts. User is redirected to the edit screen\n *\/\nfunction rd_duplicate_post_as_draft(){\n global $wpdb;\n if (! ( isset( $_GET['post']) || isset( $_POST['post']) || ( isset($_REQUEST['action']) && 'rd_duplicate_post_as_draft' == $_REQUEST['action'] ) ) ) {\n wp_die('No post to duplicate has been supplied!');\n }\n \/*\n * Nonce verification\n *\/\n if ( !isset( $_GET['duplicate_nonce'] ) || !wp_verify_nonce( $_GET['duplicate_nonce'], basename( __FILE__ ) ) )\n return;\n \/*\n * get the original post id\n *\/\n $post_id = (isset($_GET['post']) ? absint( $_GET['post'] ) : absint( $_POST['post'] ) );\n \/*\n * and all the original post data then\n *\/\n $post = get_post( $post_id );\n \/*\n * if you don't want current user to be the new post author,\n * then change next couple of lines to this: $new_post_author = $post->post_author;\n *\/\n $current_user = wp_get_current_user();\n $new_post_author = $current_user->ID;\n \/*\n * if post data exists, create the post duplicate\n *\/\n if (isset( $post ) && $post != null) {\n \/*\n * new post data array\n *\/\n $args = array(\n 'comment_status' => $post->comment_status,\n 'ping_status' => $post->ping_status,\n 'post_author' => $new_post_author,\n 'post_content' => $post->post_content,\n 'post_excerpt' => $post->post_excerpt,\n 'post_name' => $post->post_name,\n 'post_parent' => $post->post_parent,\n 'post_password' => $post->post_password,\n 'post_status' => 'draft',\n 'post_title' => $post->post_title,\n 'post_type' => $post->post_type,\n 'to_ping' => $post->to_ping,\n 'menu_order' => $post->menu_order\n );\n \/*\n * insert the post by wp_insert_post() function\n *\/\n $new_post_id = wp_insert_post( $args );\n \/*\n * get all current post terms ad set them to the new post draft\n *\/\n $taxonomies = get_object_taxonomies($post->post_type); \/\/ returns array of taxonomy names for post type, ex array(\"category\", \"post_tag\");\n foreach ($taxonomies as $taxonomy) {\n $post_terms = wp_get_object_terms($post_id, $taxonomy, array('fields' => 'slugs'));\n wp_set_object_terms($new_post_id, $post_terms, $taxonomy, false);\n }\n \/*\n * duplicate all post meta just in two SQL queries\n *\/\n $post_meta_infos = $wpdb->get_results(\"SELECT meta_key, meta_value FROM $wpdb->postmeta WHERE post_id=$post_id\");\n if (count($post_meta_infos)!=0) {\n $sql_query = \"INSERT INTO $wpdb->postmeta (post_id, meta_key, meta_value) \";\n foreach ($post_meta_infos as $meta_info) {\n $meta_key = $meta_info->meta_key;\n if( $meta_key == '_wp_old_slug' ) continue;\n $meta_value = addslashes($meta_info->meta_value);\n $sql_query_sel[]= \"SELECT $new_post_id, '$meta_key', '$meta_value'\";\n }\n $sql_query.= implode(\" UNION ALL \", $sql_query_sel);\n $wpdb->query($sql_query);\n }\n \/*\n * finally, redirect to the edit post screen for the new draft\n *\/\n wp_redirect( admin_url( 'post.php?action=edit&post=' . $new_post_id ) );\n exit;\n } else {\n wp_die('Post creation failed, could not find original post: ' . $post_id);\n }\n}\nadd_action( 'admin_action_rd_duplicate_post_as_draft', 'rd_duplicate_post_as_draft' );\n\/*\n * Add the duplicate link to action list for post_row_actions\n *\/\nfunction rd_duplicate_post_link( $actions, $post ) {\n if (current_user_can('edit_posts')) {\n $actions['duplicate'] = '<a href=\"' . wp_nonce_url('admin.php?action=rd_duplicate_post_as_draft&post=' . $post->ID, basename(__FILE__), 'duplicate_nonce' ) . '\" title=\"Duplicate this item\" rel=\"permalink\">Duplicate<\/a>';\n }\n return $actions;\n}\nadd_filter( 'post_row_actions', 'rd_duplicate_post_link', 10, 2 );\n<\/code><\/pre>\n\n\n\nIf you want to clone a page instead of a post, just make a minor change by adding a page instead of a post in the last line of the code. <\/p>\n\n\n\n
add_filter('page_row_actions', 'rd_duplicate_post_link', 10, 2);<\/code><\/pre>\n\n\n\n