File Content: class-wp-internal-pointers.php <?php /** * Administration API: WP_Internal_Pointers class * * @package WordPress * @subpackage Administration * @since 4.4.0 */ /** * Core class used to implement an internal admin pointers API. * * @since 3.3.0 */ final class WP_Internal_Pointers { /** * Initializes the new feature pointers. * * @since 3.3.0 * * All pointers can be disabled using the following: * remove_action( 'admin_enqueue_scripts', array( 'WP_Internal_Pointers', 'enqueue_scripts' ) ); * * Individual pointers (e.g. wp390_widgets) can be disabled using the following: * * function yourprefix_remove_pointers() { * remove_action( * 'admin_print_footer_scripts', * array( 'WP_Internal_Pointers', 'pointer_wp390_widgets' ) * ); * } * add_action( 'admin_enqueue_scripts', 'yourprefix_remove_pointers', 11 ); * * @param string $hook_suffix The current admin page. */ public static function enqueue_scripts( $hook_suffix ) { /* * Register feature pointers * * Format: * array( * hook_suffix => pointer callback * ) * * Example: * array( * 'themes.php' => 'wp390_widgets' * ) */ $registered_pointers = array( // None currently. ); // Check if screen related pointer is registered. if ( empty( $registered_pointers[ $hook_suffix ] ) ) { return; } $pointers = (array) $registered_pointers[ $hook_suffix ]; /* * Specify required capabilities for feature pointers * * Format: * array( * pointer callback => Array of required capabilities * ) * * Example: * array( * 'wp390_widgets' => array( 'edit_theme_options' ) * ) */ $caps_required = array( // None currently. ); // Get dismissed pointers. $dismissed = explode( ',', (string) get_user_meta( get_current_user_id(), 'dismissed_wp_pointers', true ) ); $got_pointers = false; foreach ( array_diff( $pointers, $dismissed ) as $pointer ) { if ( isset( $caps_required[ $pointer ] ) ) { foreach ( $caps_required[ $pointer ] as $cap ) { if ( ! current_user_can( $cap ) ) { continue 2; } } } // Bind pointer print function. add_action( 'admin_print_footer_scripts', array( 'WP_Internal_Pointers', 'pointer_' . $pointer ) ); $got_pointers = true; } if ( ! $got_pointers ) { return; } // Add pointers script and style to queue. wp_enqueue_style( 'wp-pointer' ); wp_enqueue_script( 'wp-pointer' ); } /** * Print the pointer JavaScript data. * * @since 3.3.0 * * @param string $pointer_id The pointer ID. * @param string $selector The HTML elements, on which the pointer should be attached. * @param array $args Arguments to be passed to the pointer JS (see wp-pointer.js). */ private static function print_js( $pointer_id, $selector, $args ) { if ( empty( $pointer_id ) || empty( $selector ) || empty( $args ) || empty( $args['content'] ) ) { return; } ?> <script type="text/javascript"> (function($){ var options = <?php echo wp_json_encode( $args ); ?>, setup; if ( ! options ) return; options = $.extend( options, { close: function() { $.post( ajaxurl, { pointer: '<?php echo $pointer_id; ?>', action: 'dismiss-wp-pointer' }); } }); setup = function() { $('<?php echo $selector; ?>').first().pointer( options ).pointer('open'); }; if ( options.position && options.position.defer_loading ) $(window).bind( 'load.wp-pointers', setup ); else $(document).ready( setup ); })( jQuery ); </script> <?php } public static function pointer_wp330_toolbar() {} public static function pointer_wp330_media_uploader() {} public static function pointer_wp330_saving_widgets() {} public static function pointer_wp340_customize_current_theme_link() {} public static function pointer_wp340_choose_image_from_library() {} public static function pointer_wp350_media() {} public static function pointer_wp360_revisions() {} public static function pointer_wp360_locks() {} public static function pointer_wp390_widgets() {} public static function pointer_wp410_dfw() {} public static function pointer_wp496_privacy() {} /** * Prevents new users from seeing existing 'new feature' pointers. * * @since 3.3.0 * * @param int $user_id User ID. */ public static function dismiss_pointers_for_new_users( $user_id ) { add_user_meta( $user_id, 'dismissed_wp_pointers', '' ); } } Submit