plugin = $plugin;
$this->screens = array( 'post' );
add_action( 'add_meta_boxes', array( $this, 'add_meta_box' ) );
add_action( 'save_post', array( $this, 'save' ), 10, 2 );
}
function add_meta_box() {
if(!get_current_screen()->is_block_editor()){
$args = array(
'_builtin' => false,
);
$posttypes = get_post_types( $args );
foreach ( $posttypes as $posttype ) {
if ( post_type_supports( $posttype, 'author' ) ) {
$this->screens[] = $posttype;
}
}
add_meta_box(
'additional-authors-meta-box',
__( 'Additional Authors', Plugin::DOMAIN ),
array( $this, 'additional_authors_html' ),
$this->screens,
'side',
'high',
array(
'__block_editor_compatible_meta_box' => false,
)
);
}
}
function additional_authors_html( $post ) {
wp_nonce_field( '_additional_authors_nonce', 'additional_authors_nonce' );
/**
* get selected users
*/
$selected = $this->plugin->database->get_author_ids( $post->ID );
/**
* We want to filter possible Authors by their capabilities, default is 'edit_posts'.
*/
$capabilities = apply_filters(Plugin::FILTER_WP_QUERY_CAPABILITY_FOR_AUTHORS, 'edit_posts');
/**
* get all users
*/
$users = get_users(
apply_filters(
Plugin::FILTER_META_BOX_GET_USERS,
array(
'capability' => $capabilities,
'orderby' => 'display_name',
// No user_login - see Assets::enqueueGutenberg().
'fields' => array(
'ID',
'display_name',
'user_nicename',
),
)
)
);
$config = array(
"users" => $users,
"selected" => $selected,
"language" => array(
"label" => __( 'Search for author:' ),
"description" => __( 'Selected authors.' ),
),
"root_id" => "meta_additional_authors",
);
$this->plugin->assets->enqueueMetaBox($config);
do_action( Plugin::ACTION_META_BOX_BEFORE, $post );
?>
plugin->database->delete_all_of_post($post_id);
}
if ( isset( $_POST[ self::POST_AUTHORS ]["ids"] ) && is_array( $_POST[ self::POST_AUTHORS ]["ids"] ) ) {
$names = isset( $_POST[ self::POST_AUTHORS ]["names"] ) && is_array( $_POST[ self::POST_AUTHORS ]["names"] )
? $_POST[ self::POST_AUTHORS ]["names"]
: array();
foreach ( $_POST[ self::POST_AUTHORS ]["ids"] as $index => $additional_author ) {
/**
* skip first because it is main author and saved on post
* only if is not gutenberg
*/
if ( $index == 0 && ! $is_gutenberg ) {
// Reassigning a post to somebody else is what edit_others_posts
// governs in WordPress, and the id has to belong to a real user.
if ( ! current_user_can( 'edit_others_posts' ) || ! get_userdata( intval( $additional_author ) ) ) {
continue;
}
remove_action( 'save_post', array( $this, 'save' ) );
wp_update_post( array(
"ID" => $post_id,
"post_author" => intval( $additional_author ),
) );
add_action( 'save_post', array( $this, 'save' ), 10, 2 );
continue;
}
// to not add main author as additional author
if ( intval( $additional_author ) > 0 && $additional_author == $post->post_author ) {
continue;
}
if ( intval( $additional_author ) <= 0 ) {
// A non-positive id means "create an account for this name". That
// is user creation, which core reserves for administrators, so it
// is gated instead of being available to everyone who may edit
// this post - a Contributor could otherwise mint Author accounts.
if ( ! $this->mayCreateUsers() ) {
continue;
}
if ( ! isset( $names[ $index ] ) || ! is_string( $names[ $index ] ) ) {
continue;
}
$name = sanitize_text_field( $names[ $index ] );
if ( '' === trim( $name ) ) {
continue;
}
$additional_author = $this->plugin->user->create( $name );
if ( is_wp_error( $additional_author ) ) {
// TODO: error display
continue;
}
} elseif ( ! get_userdata( intval( $additional_author ) ) ) {
continue;
}
// @deprecated
// add_post_meta( $post_id, Plugin::META_POST_ADDITIONAL_AUTHORS, $additional_author );
$this->plugin->database->set($post_id, $additional_author);
}
} else {
// something else called wp_update_post
$user_ids = $this->plugin->get_ids( $post_id );
for ( $i = 1; $i < count( $user_ids ); $i ++ ) {
if ( $post->post_author == $user_ids[ $i ] ) {
// additional author is now main author
delete_post_meta( $post_id, Plugin::META_POST_ADDITIONAL_AUTHORS, $post->post_author );
$this->plugin->database->delete($post_id, $post->post_author );
break;
}
}
}
}
}