Try metadata_exists( ‘post’, $post->ID, ‘display_sharing_buttons_save’ ) This functions determine if meta-key exists and return true even with NULL value. So in your case, if it returns FALSE you can show CHECKED by default. Source
http://codex.wordpress.org/Function_Reference/remove_meta_box function remove_custom_meta_form() { remove_meta_box( ‘postcustom’, ‘post’, ‘normal’ ); remove_meta_box( ‘postcustom’, ‘page’, ‘normal’ ); } add_action( ‘admin_menu’ , ‘remove_custom_meta_form’ ); HTH
Check the action of the current screen object for add: function wpd_add_meta_box() { $screen = get_current_screen(); if( ‘add’ != $screen->action ){ add_meta_box( ‘myplugin_sectionid’, ‘My meta box’, ‘myplugin_meta_box_callback’, ‘leads’ ); } } add_action( ‘add_meta_boxes’, ‘wpd_add_meta_box’ );
If your posts page is a static page selected under Settings > Reading > Front page displays, then get_queried_object_id() will return the ID for that page which you can use to fetch meta data. $check_meta = get_post_meta( get_queried_object_id(), ‘checkbox’, true ); $header_meta = get_post_meta( get_queried_object_id(), ‘header’, true ); $textarea_meta = get_post_meta( get_queried_object_id(), ‘textarea’, true );
The box gets added in wp_nav_menu_setup(), so you’ll have to remove it sometime after that and before it’s being output later in nav-menus.php. There don’t seem to be any action hooks you can use there, but admin-header.php has a few. You could try this: add_action( ‘admin_head-nav-menus.php’, ‘roots_remove_nav_menu_metaboxes’ ); I’ve never tried removing metaboxes from the … Read more
Remove the wp_enqueue_style line from the above code and replace it with this: add_action( ‘admin_print_styles-post-new.php’, ‘portfolio_admin_style’, 11 ); add_action( ‘admin_print_styles-post.php’, ‘portfolio_admin_style’, 11 ); function portfolio_admin_style() { global $post_type; if( ‘portfolio’ == $post_type ) wp_enqueue_style( ‘portfolio-admin-style’, get_stylesheet_directory_uri() . ‘/css/portfolio-admin.css’ ); } It is better to put the styling for the admin panel in a separate file … Read more
Not mine but modified from here. But if you pop this into functions.php or a plugin it will work. add_filter( ‘gettext’, ‘change_publish_button’, 10, 2 ); function change_publish_button( $translation, $text ) { if ( ‘yourcustomposttype’ == get_post_type()) if ( $text == ‘Publish’ ) return ‘Save’; return $translation; }
This is what you are looking for. /* Define the custom box */ // WP 3.0+ add_action( ‘add_meta_boxes’, ‘staff_details_metabox’ ); // backwards compatible add_action( ‘admin_init’, ‘staff_details_metabox’, 1 ); /* Do something with the data entered */ add_action( ‘save_post’, ‘save_staff_details’ ); /** * Adds a box to the main column on the Post edit screen * … Read more
apply_filters requires the first argument to be the name of the hook, the second argument to be the value to be modified (optional) subsequent arguments to be passed to the filters. See the Codex
WPAlchemy: How to output values?