605 lines
16 KiB
PHP
605 lines
16 KiB
PHP
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<?php
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class AS3CF_Notices {
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/**
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* @var AS3CF_Notices
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*/
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protected static $instance = null;
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/**
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* @var Amazon_S3_And_CloudFront
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*/
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private $as3cf;
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/**
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* Make this class a singleton
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*
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* Use this instead of __construct()
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*
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* @param Amazon_S3_And_CloudFront $as3cf
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*
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* @return AS3CF_Notices
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*/
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public static function get_instance( $as3cf ) {
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if ( ! isset( static::$instance ) ) {
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static::$instance = new static( $as3cf );
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}
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return static::$instance;
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}
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/**
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* Constructor
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*
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* @param Amazon_S3_And_CloudFront $as3cf
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*/
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protected function __construct( $as3cf ) {
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$this->as3cf = $as3cf;
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add_action( 'admin_notices', array( $this, 'admin_notices' ) );
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add_action( 'network_admin_notices', array( $this, 'admin_notices' ) );
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add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_notice_scripts' ) );
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add_action( 'wp_ajax_as3cf-dismiss-notice', array( $this, 'ajax_dismiss_notice' ) );
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add_filter( $this->as3cf->get_plugin_prefix() . '_api_response', array( $this, 'api_response' ) );
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}
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/**
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* As this class is a singleton it should not be clone-able
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*/
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protected function __clone() {
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// Singleton
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}
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/**
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* Build a notice.
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*
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* @param string $message
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* @param array $args
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*
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* @return array
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*/
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public function build_notice( $message, $args = array() ) {
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$defaults = array(
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'type' => 'notice-info',
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'dismissible' => true,
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'inline' => false,
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'flash' => true,
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'only_show_to_user' => true, // The user who has initiated an action resulting in notice. Otherwise show to all users.
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'user_capabilities' => array( 'as3cf_compat_check', 'check_capabilities' ), // A user with these capabilities can see the notice. Can be a callback with the first array item the name of global class instance.
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'only_show_in_settings' => false,
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'only_show_on_tab' => false, // Only show on a specific WP Offload Media tab.
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'hide_on_parent' => false, // Hide the notice on a tab parent page (where an embedded notice is shown instead).
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'custom_id' => '',
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'auto_p' => true, // Automatically wrap the message in a <p>
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'class' => '', // Extra classes for the notice
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'show_callback' => false, // Callback to display extra info on notices. Passing a callback automatically handles show/hide toggle.
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'callback_args' => array(), // Arguments to pass to the callback.
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'lock_key' => '', // If lock key set, do not show message until lock released.
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'pre_render_callback' => false, // Callback to call before notice render.
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'dashboard' => false, // Being shown on the dashboard rather than settings page?
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'heading' => '', // Optional heading.
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'extra' => '', // Optional extra content to be shown in paragraph below message.
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'links' => array(), // Optional list of links to be shown at bottom of notice.
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'dismiss_url' => '', // Optional dismiss URL override.
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'created_at' => 0, // Optional timestamp, defaults to now.
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'short' => '', // Short version of the message.
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);
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$notice = array_intersect_key( array_merge( $defaults, $args ), $defaults );
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$notice['message'] = $message;
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$notice['triggered_by'] = get_current_user_id();
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$notice['created_at'] = empty( $notice['created_at'] ) ? time() : $notice['created_at'];
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if ( $notice['custom_id'] ) {
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$notice['id'] = $notice['custom_id'];
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} else {
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$notice['id'] = apply_filters( 'as3cf_notice_id_prefix', 'as3cf-notice-' ) . sha1( trim( $notice['message'] ) . trim( $notice['lock_key'] ) );
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}
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return $notice;
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}
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/**
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* Create a notice
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*
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* @param string $message
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* @param array $args
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*
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* @return string notice ID
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*/
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public function add_notice( $message, $args = array() ) {
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$notice = $this->build_notice( $message, $args );
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$this->save_notice( $notice );
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return $notice['id'];
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}
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/**
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* Save a notice
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*
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* @param array $notice
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*/
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protected function save_notice( $notice ) {
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$user_id = get_current_user_id();
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if ( $notice['only_show_to_user'] ) {
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$notices = get_user_meta( $user_id, 'as3cf_notices', true );
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} else {
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$notices = get_site_transient( 'as3cf_notices' );
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}
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if ( ! is_array( $notices ) ) {
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$notices = array();
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}
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// If the notice has not changed, don't update it.
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if (
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! empty( $notices ) &&
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array_key_exists( $notice['id'], $notices ) &&
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empty( AS3CF_Utils::array_diff_assoc_recursive( $notice, $notices[ $notice['id'] ] ) )
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) {
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return;
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}
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$notices[ $notice['id'] ] = $notice;
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if ( $notice['only_show_to_user'] ) {
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update_user_meta( $user_id, 'as3cf_notices', $notices );
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} else {
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set_site_transient( 'as3cf_notices', $notices );
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}
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}
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/**
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* Remove a notice
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*
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* @param array $notice
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*/
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public function remove_notice( $notice ) {
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$user_id = get_current_user_id();
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if ( $notice['only_show_to_user'] ) {
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$notices = get_user_meta( $user_id, 'as3cf_notices', true );
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} else {
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$notices = get_site_transient( 'as3cf_notices' );
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}
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if ( ! is_array( $notices ) ) {
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$notices = array();
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}
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if ( array_key_exists( $notice['id'], $notices ) ) {
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unset( $notices[ $notice['id'] ] );
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if ( $notice['only_show_to_user'] ) {
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$this->update_user_meta( $user_id, 'as3cf_notices', $notices );
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} else {
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$this->set_site_transient( 'as3cf_notices', $notices );
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}
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}
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}
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/**
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* Remove a notice by it's ID
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*
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* @param string $notice_id
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*/
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public function remove_notice_by_id( $notice_id ) {
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$notice = $this->find_notice_by_id( $notice_id );
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if ( $notice ) {
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$this->remove_notice( $notice );
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}
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}
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/**
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* Dismiss a notice
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*
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* @param string $notice_id
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*/
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public function dismiss_notice( $notice_id ) {
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if ( empty( $notice_id ) ) {
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return;
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}
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$user_id = get_current_user_id();
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$notice = $this->find_notice_by_id( $notice_id );
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if ( $notice ) {
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if ( $notice['only_show_to_user'] ) {
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$notices = get_user_meta( $user_id, 'as3cf_notices', true );
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unset( $notices[ $notice['id'] ] );
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$this->update_user_meta( $user_id, 'as3cf_notices', $notices );
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} else {
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$dismissed_notices = $this->get_dismissed_notices( $user_id );
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if ( ! in_array( $notice['id'], $dismissed_notices ) ) {
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$dismissed_notices[] = $notice['id'];
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update_user_meta( $user_id, 'as3cf_dismissed_notices', $dismissed_notices );
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}
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}
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}
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}
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/**
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* Check if a notice has been dismissed for the current user
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*
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* @param null|int $user_id
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*
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* @return array
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*/
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public function get_dismissed_notices( $user_id = null ) {
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if ( is_null( $user_id ) ) {
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$user_id = get_current_user_id();
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}
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$dismissed_notices = get_user_meta( $user_id, 'as3cf_dismissed_notices', true );
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if ( ! is_array( $dismissed_notices ) ) {
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$dismissed_notices = array();
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}
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return $dismissed_notices;
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}
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/**
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* Un-dismiss a notice for a user
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*
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* @param string $notice_id
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* @param null|int $user_id
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* @param null|array $dismissed_notices
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*/
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public function undismiss_notice_for_user( $notice_id, $user_id = null, $dismissed_notices = null ) {
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if ( is_null( $user_id ) ) {
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$user_id = get_current_user_id();
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}
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if ( is_null( $dismissed_notices ) ) {
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$dismissed_notices = $this->get_dismissed_notices( $user_id );
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}
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$key = array_search( $notice_id, $dismissed_notices );
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unset( $dismissed_notices[ $key ] );
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$this->update_user_meta( $user_id, 'as3cf_dismissed_notices', $dismissed_notices );
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}
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/**
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* Un-dismiss a notice for all users that have dismissed it
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*
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* @param string $notice_id
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*/
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public function undismiss_notice_for_all( $notice_id ) {
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$args = array(
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'meta_key' => 'as3cf_dismissed_notices',
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'meta_value' => $notice_id,
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'meta_compare' => 'LIKE',
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);
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$users = get_users( $args );
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foreach ( $users as $user ) {
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$this->undismiss_notice_for_user( $notice_id, $user->ID );
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}
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}
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/**
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* Find a notice by it's ID
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*
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* @param string $notice_id
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*
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* @return array|null
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*/
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public function find_notice_by_id( $notice_id ) {
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if ( empty( $notice_id ) ) {
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return null;
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}
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$user_id = get_current_user_id();
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$user_notices = get_user_meta( $user_id, 'as3cf_notices', true );
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if ( ! is_array( $user_notices ) ) {
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$user_notices = array();
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}
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$global_notices = get_site_transient( 'as3cf_notices' );
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if ( ! is_array( $global_notices ) ) {
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$global_notices = array();
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}
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$notices = array_merge( $user_notices, $global_notices );
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if ( array_key_exists( $notice_id, $notices ) ) {
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return $notices[ $notice_id ];
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}
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return null;
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}
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/**
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* Get notices that should be shown.
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*
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* @param string $tab Optionally restrict to notifications for a specific tab.
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* @param bool $all_tabs Optionally return all tab specific notices regardless of tab.
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* Only applies if $tab is not empty.
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*
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* @return array
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*/
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public function get_notices( $tab = '', $all_tabs = false ) {
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$notices = array();
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if ( empty( $tab ) ) {
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// Callbacks with no $tab property return empty string, so convert to bool.
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$tab = false;
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}
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$user_id = get_current_user_id();
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$dismissed_notices = get_user_meta( $user_id, 'as3cf_dismissed_notices', true );
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if ( ! is_array( $dismissed_notices ) ) {
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$dismissed_notices = array();
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}
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$user_notices = get_user_meta( $user_id, 'as3cf_notices', true );
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$user_notices = $this->cleanup_corrupt_user_notices( $user_id, $user_notices );
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if ( is_array( $user_notices ) && ! empty( $user_notices ) ) {
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foreach ( $user_notices as $notice ) {
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if ( $this->should_show_notice( $notice, $dismissed_notices, $tab, $all_tabs ) ) {
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$notices[] = $notice;
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}
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}
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}
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$global_notices = get_site_transient( 'as3cf_notices' );
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if ( is_array( $global_notices ) && ! empty( $global_notices ) ) {
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foreach ( $global_notices as $notice ) {
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if ( $this->should_show_notice( $notice, $dismissed_notices, $tab, $all_tabs ) ) {
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$notices[] = $notice;
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}
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}
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}
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/**
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* Filter retrieved notices.
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*
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* @param array $notices
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* @param string $tab Notices have been optionally restricted to those for a specific tab.
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* @param bool $all_tabs All tab specific notices have optionally been retrieved regardless of tab.
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* Only applies if $tab is not empty.
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*
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* @return array
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*/
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|
return apply_filters( 'as3cf_get_notices', $notices, $tab, $all_tabs );
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Show notices via the standard WordPress mechanism.
|
||
|
|
*
|
||
|
|
* @param string $tab Optionally restrict to notifications for a specific tab.
|
||
|
|
*/
|
||
|
|
public function admin_notices( $tab = '' ) {
|
||
|
|
$plugin_name = $this->as3cf->get_plugin_name();
|
||
|
|
|
||
|
|
foreach ( $this->get_notices( $tab ) as $notice ) {
|
||
|
|
// Admin dashboard notices need to specify which plugin they relate to.
|
||
|
|
$notice['message'] = '<strong>' . $plugin_name . '</strong> — ' . $notice['message'];
|
||
|
|
|
||
|
|
if ( 'info' === $notice['type'] ) {
|
||
|
|
$notice['type'] = 'notice-info';
|
||
|
|
}
|
||
|
|
|
||
|
|
// TODO: Maybe remove this unused functionality?
|
||
|
|
if ( ! empty( $notice['pre_render_callback'] ) && is_callable( $notice['pre_render_callback'] ) ) {
|
||
|
|
call_user_func( $notice['pre_render_callback'] );
|
||
|
|
}
|
||
|
|
|
||
|
|
$this->as3cf->render_view( 'notice', $notice );
|
||
|
|
|
||
|
|
// Flash notices are only relevant in this context and can be removed once shown.
|
||
|
|
if ( $notice['flash'] ) {
|
||
|
|
$this->remove_notice( $notice );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* If an API response is an array without any notifications, add in the current notifications.
|
||
|
|
*
|
||
|
|
* @param mixed $response
|
||
|
|
*
|
||
|
|
* @return mixed
|
||
|
|
*/
|
||
|
|
public function api_response( $response ) {
|
||
|
|
if ( empty( $response ) || is_wp_error( $response ) || ! is_array( $response ) || isset( $response['notifications'] ) ) {
|
||
|
|
return $response;
|
||
|
|
}
|
||
|
|
|
||
|
|
$response['notifications'] = $this->get_notices( '', true );
|
||
|
|
|
||
|
|
return $response;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* If it exists, return the short version of the notice message.
|
||
|
|
* If not, return the standard message.
|
||
|
|
*
|
||
|
|
* @param array $notice
|
||
|
|
*
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
public function get_short_message( array $notice ): string {
|
||
|
|
if ( ! empty( $notice['short'] ) ) {
|
||
|
|
return $notice['short'];
|
||
|
|
}
|
||
|
|
|
||
|
|
return $notice['message'];
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Cleanup corrupt user notices. Corrupt notices start with a
|
||
|
|
* numerically indexed array, opposed to string ID
|
||
|
|
*
|
||
|
|
* @param int $user_id
|
||
|
|
* @param array $notices
|
||
|
|
*
|
||
|
|
* @return array
|
||
|
|
*/
|
||
|
|
protected function cleanup_corrupt_user_notices( $user_id, $notices ) {
|
||
|
|
if ( ! is_array( $notices ) || empty( $notices ) ) {
|
||
|
|
return $notices;
|
||
|
|
}
|
||
|
|
|
||
|
|
foreach ( $notices as $key => $notice ) {
|
||
|
|
if ( is_int( $key ) ) {
|
||
|
|
// Corrupt, remove
|
||
|
|
unset( $notices[ $key ] );
|
||
|
|
|
||
|
|
$this->update_user_meta( $user_id, 'as3cf_notices', $notices );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return $notices;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Should the given notice be shown?
|
||
|
|
*
|
||
|
|
* @param array $notice The notice.
|
||
|
|
* @param array $dismissed_notices Notices already dismissed by user.
|
||
|
|
* @param string|bool $tab Optionally restrict to notifications for a specific tab.
|
||
|
|
* @param bool $all_tabs Optionally return all tab specific notices regardless of tab.
|
||
|
|
* Only applies if $tab is not empty.
|
||
|
|
*
|
||
|
|
* @return bool
|
||
|
|
*/
|
||
|
|
protected function should_show_notice( $notice, $dismissed_notices, $tab, $all_tabs ) {
|
||
|
|
if ( $notice['only_show_in_settings'] && ! $this->as3cf->our_screen() && ! AS3CF_Utils::is_rest_api() ) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( ! $notice['only_show_to_user'] && in_array( $notice['id'], $dismissed_notices ) ) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( ! isset( $notice['only_show_on_tab'] ) && false !== $tab ) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( isset( $notice['only_show_on_tab'] ) && $tab !== $notice['only_show_on_tab'] && true !== $all_tabs ) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( ! $this->check_capability_for_notice( $notice ) ) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( ! empty( $notice['lock_key'] ) && class_exists( 'AS3CF_Tool' ) && AS3CF_Tool::lock_key_exists( $notice['lock_key'] ) ) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Ensure the user has the correct capabilities for the notice to be displayed.
|
||
|
|
*
|
||
|
|
* @param array $notice
|
||
|
|
*
|
||
|
|
* @return bool|mixed
|
||
|
|
*/
|
||
|
|
protected function check_capability_for_notice( $notice ) {
|
||
|
|
if ( ! isset( $notice['user_capabilities'] ) || empty( $notice['user_capabilities'] ) ) {
|
||
|
|
// No capability restrictions, show the notice
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
$caps = $notice['user_capabilities'];
|
||
|
|
|
||
|
|
if ( 2 === count( $caps ) && isset( $GLOBALS[ $caps[0] ] ) && is_callable( array( $GLOBALS[ $caps[0] ], $caps[1] ) ) ) {
|
||
|
|
// Handle callback passed for capabilities
|
||
|
|
return call_user_func( array( $GLOBALS[ $caps[0] ], $caps[1] ) );
|
||
|
|
}
|
||
|
|
|
||
|
|
foreach ( $caps as $cap ) {
|
||
|
|
if ( is_string( $cap ) && ! current_user_can( $cap ) ) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Enqueue notice scripts in the admin
|
||
|
|
*/
|
||
|
|
public function enqueue_notice_scripts() {
|
||
|
|
$this->as3cf->enqueue_style( 'as3cf-notice', 'assets/css/notice' );
|
||
|
|
$this->as3cf->enqueue_script( 'as3cf-notice', 'assets/js/notice', array( 'jquery' ) );
|
||
|
|
|
||
|
|
wp_localize_script( 'as3cf-notice', 'as3cf_notice', array(
|
||
|
|
'strings' => array(
|
||
|
|
'dismiss_notice_error' => __( 'Error dismissing notice.', 'amazon-s3-and-cloudfront' ),
|
||
|
|
),
|
||
|
|
'nonces' => array(
|
||
|
|
'dismiss_notice' => wp_create_nonce( 'as3cf-dismiss-notice' ),
|
||
|
|
),
|
||
|
|
) );
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Handler for AJAX request to dismiss a notice
|
||
|
|
*/
|
||
|
|
public function ajax_dismiss_notice() {
|
||
|
|
$this->as3cf->verify_ajax_request();
|
||
|
|
|
||
|
|
if ( empty( $_POST['notice_id'] ) ) {
|
||
|
|
$out = array( 'error' => __( 'Invalid notice ID.', 'amazon-s3-and-cloudfront' ) );
|
||
|
|
$this->as3cf->end_ajax( $out );
|
||
|
|
}
|
||
|
|
|
||
|
|
$notice_id = sanitize_text_field( $_POST['notice_id'] );
|
||
|
|
|
||
|
|
if ( empty( $notice_id ) ) {
|
||
|
|
$out = array( 'error' => __( 'Invalid notice ID.', 'amazon-s3-and-cloudfront' ) );
|
||
|
|
$this->as3cf->end_ajax( $out );
|
||
|
|
}
|
||
|
|
|
||
|
|
$this->dismiss_notice( $notice_id );
|
||
|
|
|
||
|
|
$out = array(
|
||
|
|
'success' => '1',
|
||
|
|
);
|
||
|
|
$this->as3cf->end_ajax( $out );
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Helper to update/delete user meta
|
||
|
|
*
|
||
|
|
* @param int $user_id
|
||
|
|
* @param string $key
|
||
|
|
* @param array $value
|
||
|
|
*/
|
||
|
|
protected function update_user_meta( $user_id, $key, $value ) {
|
||
|
|
if ( empty( $value ) ) {
|
||
|
|
delete_user_meta( $user_id, $key );
|
||
|
|
} else {
|
||
|
|
update_user_meta( $user_id, $key, $value );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Helper to update/delete site transient
|
||
|
|
*
|
||
|
|
* @param string $key
|
||
|
|
* @param array $value
|
||
|
|
*/
|
||
|
|
protected function set_site_transient( $key, $value ) {
|
||
|
|
if ( empty( $value ) ) {
|
||
|
|
delete_site_transient( $key );
|
||
|
|
} else {
|
||
|
|
set_site_transient( $key, $value );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|