settings ) ) $members->settings = get_option( 'members_settings' ); if ( !is_array( $members->settings ) || empty( $members->settings[$option] ) ) return false; return $members->settings[$option]; } /** * Counts the number of roles the site has. * * @since 0.2.0 */ function members_count_roles() { global $wp_roles; if ( !empty( $wp_roles->role_names ) ) return count( $wp_roles->role_names ); return false; } /** * Gets all the roles that have users for the site. * * @since 0.2.0 */ function members_get_active_roles() { global $wp_roles, $members; if ( !isset( $members->active_roles ) ) { $active = array(); foreach ( $wp_roles->role_names as $role => $name ) { $count = members_get_role_user_count( $role ); if ( !empty( $count ) ) $active[$role] = $name; } $members->active_roles = $active; } return $members->active_roles; } /** * Gets all the roles that do not have users for the site. * * @since 0.2.0 */ function members_get_inactive_roles() { global $wp_roles, $members; if ( !isset( $members->inactive_roles ) ) { $inactive = array(); foreach ( $wp_roles->role_names as $role => $name ) { $count = members_get_role_user_count( $role ); if ( empty( $count ) ) $inactive[$role] = $name; } $members->inactive_roles = $inactive; } return $members->inactive_roles; } /** * Counts the number of users for all roles on the site and returns this as an array. If the $user_role is input, * the return value will be the count just for that particular role. * * @todo Use WP's cache API to cache this data. * * @since 0.2.0 * @param string $user_role The role to get the user count for. */ function members_get_role_user_count( $user_role = '' ) { global $members; /* If the count is not already set for all roles, let's get it. */ if ( !isset( $members->role_user_count ) ) { $avail_roles = array(); /* Count users */ $user_count = count_users(); /* Loop through the user count by role to get a count of the users with each role. */ foreach ( $user_count['avail_roles'] as $role => $count ) $avail_roles[$role] = $count; $members->role_user_count = $avail_roles; } /* If the $user_role parameter wasn't passed into this function, return the array of user counts. */ if ( empty( $user_role ) ) return $members->role_user_count; /* If the role has no users, we need to set it to '0'. */ if ( !isset( $members->role_user_count[$user_role] ) ) $members->role_user_count[$user_role] = 0; /* Return the user count for the given role. */ return $members->role_user_count[$user_role]; } /** * Function for listing users like the WordPress function currently uses for authors. * * Eventually, I hope to remove this function in favor of wp_list_users(): * @link http://core.trac.wordpress.org/ticket/15145 * * @since 0.1.0 * @uses get_users() */ function members_list_users( $args = array() ) { $output = ''; $users = get_users( $args ); if ( !empty( $users ) ) { $output .= '

'; foreach ( $users as $user ) { $url = get_author_posts_url( $author->ID, $author->user_nicename ); $class = esc_attr( "user-{$user->ID}" ); if ( is_author( $user->ID ) ) $class .= ' current-user'; $output .= "
• {$user->display_name}
\n"; } $output .= '

'; } $output = apply_filters( 'members_list_users', $output ); if ( empty( $args['echo'] ) ) return $output; echo $output; } ?>