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<?php
/**
* Notifications class.
*
* @since 2.0.0
*
* @package OMAPI
* @author Justin Sternberg
*/
// Exit if accessed directly.
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
/**
* Notifications class.
*
* @since 2.0.0
*/
class OMAPI_Notifications {
/**
* Holds the class object.
*
* @since 2.0.0
*
* @var object
*/
public static $instance;
/**
* Path to the file.
*
* @since 2.0.0
*
* @var string
*/
public $file = __FILE__;
/**
* Holds the base class object.
*
* @since 2.0.0
*
* @var object
*/
public $base;
/**
* Source of notifications content.
*
* @since 2.0.0
*
* @var string
*/
const SOURCE_URL = 'https://a.omwpapi.com/production/wp/notifications.json';
/**
* The option where the notifications are stored.
*
* @since 2.0.0
*
* @var string
*/
const OPTION_NAME = 'om_notifications';
/**
* Option value.
*
* @since 2.0.0
*
* @var bool|array
*/
protected $option = null;
/**
* Primary class constructor.
*
* @since 2.0.0
*/
public function __construct() {
// Set our object.
$this->set();
$this->hooks();
}
/**
* Sets our object instance and base class instance.
*
* @since 2.0.0
*/
public function set() {
self::$instance = $this;
$this->base = OMAPI::get_instance();
}
/**
* Register hooks.
*
* @since 2.0.0
*/
public function hooks() {
add_action( 'optin_monster_api_rest_loaded', array( $this, 'schedule_next_update' ) );
add_action( 'optin_monster_api_admin_loaded', array( $this, 'schedule_next_update' ) );
add_action( 'optin_monster_api_admin_notifications_update', array( $this, 'update' ) );
add_filter( 'optin_monster_api_notifications_count', array( $this, 'get_count' ) );
add_action( 'admin_enqueue_scripts', array( $this, 'scripts' ) );
}
/**
* Schedule the next notifications fetch.
*
* @since 2.11.1
*
* @return void
*/
public function schedule_next_update() {
$hook = 'optin_monster_api_admin_notifications_update';
$args = array( 'wpcron' );
$scheduled = wp_next_scheduled( $hook, $args );
if ( $scheduled ) {
// Nothing to do here.
return;
}
$timezone = new DateTimeZone( 'America/New_York' );
$now = new DateTime( 'now', $timezone );
$todayAm = DateTime::createFromFormat( 'H:iA', '10:10am', $timezone );
$date = $todayAm;
// If past 10am already...
if ( $now > $todayAm ) {
// Try to schedule for 10pm instead.
$date = DateTime::createFromFormat( 'H:iA', '10:10pm', $timezone );
// If past 10pm already...
if ( $now > $date ) {
// Schedule for 10am tomorrow.
$date = $todayAm->modify( '+1 day' );
}
}
wp_schedule_single_event( $date->getTimestamp(), $hook, $args );
}
/**
* Check if user has access and is enabled.
*
* @since 2.0.0
*
* @return bool
*/
public function has_access() {
$access = (
$this->base->can_access( 'notifications' )
&& ! $this->base->get_option( 'hide_announcements' )
);
return apply_filters( 'optin_monster_api_admin_notifications_has_access', $access );
}
/**
* Get option value.
*
* @since 2.0.0
*
* @param string $key The option value to get for given key.
* @param bool $cache Reference property cache if available.
*
* @return mixed The notification option array, or requsted value.
*/
public function get_option( $key = '', $cache = true ) {
if ( ! $this->option || ! $cache ) {
$option = get_option( self::OPTION_NAME, array() );
$this->option = array(
'updated' => ! empty( $option['updated'] ) ? $option['updated'] : 0,
'events' => ! empty( $option['events'] ) ? $option['events'] : array(),
'feed' => ! empty( $option['feed'] ) ? $option['feed'] : array(),
'dismissed' => ! empty( $option['dismissed'] ) ? $option['dismissed'] : array(),
);
}
if ( ! empty( $key ) ) {
return isset( $this->option[ $key ] ) ? $this->option[ $key ] : false;
}
return $this->option;
}
/**
* Fetch notifications from feed.
*
* @since 2.0.0
*
* @return array
*/
public function fetch_feed() {
$url = add_query_arg( 't', strtotime( 'today' ), self::SOURCE_URL );
$args = array(
'sslverify' => false,
);
add_filter( 'https_ssl_verify', '__return_false', 98765 );
$response = wp_remote_get( $url, $args );
remove_filter( 'https_ssl_verify', '__return_false', 98765 );
if ( is_wp_error( $response ) ) {
return $response;
}
$body = wp_remote_retrieve_body( $response );
if ( empty( $body ) ) {
return array();
}
return $this->verify( json_decode( $body, true ) );
}
/**
* Verify notification data before it is saved.
*
* @since 2.0.0
*
* @param array $notifications Array of notifications items to verify.
* @param array $dismissed Array of dismissed notification ids.
* Defaults to fetching them from option.
*
* @return array
*/
public function verify( $notifications, $dismissed = null ) {
$data = array();
if ( ! empty( $notifications ) && is_array( $notifications ) ) {
$dismissed = null !== $dismissed ? $dismissed : $this->get_option( 'dismissed' );
$installed = $this->base->get_option( 'installed', '', time() );
foreach ( $notifications as $notification ) {
$notification = $this->verify_notification( $notification, $dismissed, $installed );
if ( ! empty( $notification ) ) {
$data[] = $notification;
}
}
}
return $data;
}
/**
* Verify a notification before it is saved.
*
* @since 2.0.0
*
* @param array $notification Array of notification data.
* @param array $dismissed Array of dismissed notifications.
* @param int $installed The installation timestamp.
*
* @return bool|array The notification if verified, false if not.
*/
public function verify_notification( $notification, $dismissed, $installed = null ) {
$installed = null !== $installed ? $installed : $this->base->get_option( 'installed', '', time() );
if ( empty( $notification['content'] ) ) {
// The message should never be empty. If they are, ignore.
return false;
}
/*
* - Empty levels means show to everyone, regardless of plan/connected status.
* - `none` is to all who are not connected
* - `all` is to all who are connected regardless of license
*/
if ( ! empty( $notification['levels'] ) ) {
if ( ! $this->verify_notification_level( (array) $notification['levels'] ) ) {
// If notification level verification fails, stop here.
return false;
}
// Otherwise, proceed to the next checks.
}
if ( ! empty( $notification['end'] ) && time() > strtotime( $notification['end'] ) ) {
// Ignore if expired.
return false;
}
if (
! empty( $notification['min'] )
&& version_compare( $this->base->version, $notification['min'], '<' )
) {
// Ignore if below minimum plugin version.
return false;
}
if (
! empty( $notification['max'] )
&& version_compare( $this->base->version, $notification['max'], '>' )
) {
// Ignore if above maximum plugin version.
return false;
}
if ( ! empty( $dismissed ) && in_array( $notification['id'], $dismissed ) ) { // phpcs:ignore WordPress.PHP.StrictInArray.MissingTrueStrict
// Ignore if notification has already been dismissed.
return false;
}
// Ignore if notification existed before installing the plugin and
// the end date has not been set.
if (
! empty( $installed ) &&
! empty( $notification['start'] ) &&
empty( $notification['end'] ) &&
$installed > strtotime( $notification['start'] )
) {
return false;
}
return $notification;
}
/**
* Verify if the notification levels match.
*
* @since 2.0.0
*
* @param array $levels Array of notification levels.
*
* @return bool Whether notification passes level verification.
*/
public function verify_notification_level( $levels ) {
$account_level = $this->base->get_level();
$is_connected = ! empty( $account_level );
$for_all_connected = in_array( 'all', $levels, true );
$for_not_connected = in_array( 'none', $levels, true );
$for_custom = in_array( 'vbp_custom', $levels, true );
$level_matches = in_array( $account_level, $levels, true );
if ( $for_not_connected ) {
return ! $is_connected;
}
if ( $for_all_connected ) {
return $is_connected;
}
if ( $for_custom ) {
return $this->base->is_custom_plan();
}
return $level_matches;
}
/**
* Verify saved notification data for active notifications.
*
* @since 2.0.0
*
* @param array $notifications Array of notifications items to verify.
*
* @return array
*/
public function verify_active( $notifications ) {
if ( ! is_array( $notifications ) || empty( $notifications ) ) {
return array();
}
$notifications = $this->verify( $notifications );
if ( empty( $notifications ) ) {
return array();
}
$now = time();
// Remove notfications that are not active.
foreach ( $notifications as $key => $notification ) {
if ( ! empty( $notification['start'] ) && $now < strtotime( $notification['start'] ) ) {
// Notification is not yet active.
unset( $notifications[ $key ] );
}
if ( ! empty( $notification['end'] ) && $now > strtotime( $notification['end'] ) ) {
// Notification is expired.
unset( $notifications[ $key ] );
}
if (
! empty( $notification['min'] )
&& version_compare( $this->base->version, $notification['min'], '<' )
) {
// Ignore if below minimum plugin version.
unset( $notifications[ $key ] );
}
if (
! empty( $notification['max'] )
&& version_compare( $this->base->version, $notification['max'], '>' )
) {
// Ignore if above maximum plugin version.
unset( $notifications[ $key ] );
}
}
return $notifications;
}
/**
* Get notification data.
*
* @since 2.0.0
*
* @param bool $can_update Whether we can fetch/update the feed/options.
*
* @return array
*/
public function get( $can_update = false ) {
if ( ! $this->has_access() ) {
return array();
}
// Update notifications using async task.
if ( $this->should_update() && $can_update ) {
$this->update();
}
$option = $this->get_option();
$events = ! empty( $option['events'] ) ? $this->verify_active( $option['events'] ) : array();
$feed = ! empty( $option['feed'] ) ? $this->verify_active( $option['feed'] ) : array();
$notifications = array_merge( $feed, $events );
set_transient( 'om_notification_count', count( $notifications ), ( 12 * HOUR_IN_SECONDS ) );
if ( ! $this->base->get_api_credentials() ) {
$notifications = array_merge(
$notifications,
array(
array(
'type' => 'action',
'title' => esc_html__( 'You haven\'t finished setting up your site.', 'optin-monster-api' ),
'content' => esc_html__( 'You\'re losing subscribers, leads and sales! Click on the button below to get started with OptinMonster.', 'optin-monster-api' ),
'btns' => array(
'main' => array(
'text' => esc_html__( 'Connect Your Site', 'optin-monster-api' ),
'url' => '?page=optin-monster-onboarding-wizard',
),
),
'canDismiss' => false,
),
)
);
}
return $notifications;
}
/**
* Get notification count.
*
* @since 2.0.0
*
* @return int
*/
public function get_count() {
$count = get_transient( 'om_notification_count' );
if ( ! is_numeric( $count ) ) {
$this->get();
$count = get_transient( 'om_notification_count' );
}
$count = absint( $count );
if ( ! $this->base->get_api_credentials() ) {
$count++;
}
return $count;
}
/**
* Add a manual notification event.
*
* @since 2.0.0
*
* @param array $notification Notification data.
*
* @return bool Whether update occurred.
*/
public function add_event( $notification ) {
$notification = self::sanitize_notification( (array) $notification );
$update = ! empty( $notification['update'] );
// ID (string) is required!
if ( empty( $notification['id'] ) && $update ) {
return new WP_Error(
'omapp_notification_event_error',
esc_html__( 'Event notification update requires the "id" parameter', 'optin-monster-api' )
);
}
if ( empty( $notification['id'] ) ) {
$notification['id'] = uniqid( 'event-' );
}
$notification['id'] = (string) $notification['id'];
// ID is required to be a string!
if ( ctype_digit( $notification['id'] ) ) {
return new WP_Error(
'omapp_notification_event_error',
esc_html__( 'Event notification requires an "id" parameter which is a unique string.', 'optin-monster-api' )
);
}
$events = (array) $this->get_option( 'events' );
$dismissed = (array) $this->get_option( 'dismissed' );
if ( $update ) {
$index = array_search( $notification['id'], $dismissed, true );
if ( false !== $index ) {
unset( $dismissed[ $index ] );
}
unset( $notification['update'] );
} else {
// Already dismissed.
if ( in_array( $notification['id'], $dismissed, true ) ) {
return false;
}
foreach ( $events as $item ) {
if ( $item['id'] === $notification['id'] ) {
return false;
}
}
}
$notification = $this->verify_notification( $notification, $dismissed );
if ( empty( $notification ) ) {
return new WP_Error(
'omapp_notification_event_error',
esc_html__( 'Event notification verification failed.', 'optin-monster-api' )
);
}
$notification = self::set_created_timestamp( $notification );
$updated = false;
if ( $update ) {
foreach ( $events as $key => $item ) {
if ( $item['id'] === $notification['id'] ) {
$updated = true;
foreach ( $notification as $name => $val ) {
$events[ $key ][ $name ] = $val;
}
$events[ $key ]['updated'] = time();
}
}
}
if ( ! $updated ) {
$events[] = $notification;
}
$this->handle_update(
array(
'events' => $events,
'dismissed' => $dismissed,
)
);
return true;
}
/**
* Update notification data from feed.
*
* @param string $context The context for this update. Used by cron event.
*
* @since 2.0.0
*/
public function update( $context = 'default' ) {
$feed = $this->fetch_feed();
if ( 'wpcron' === $context ) {
$this->schedule_next_update();
}
// If there was an error with the fetch, do not update the option.
if ( is_wp_error( $feed ) ) {
return;
}
foreach ( $feed as $key => $notification ) {
$feed[ $key ] = self::set_created_timestamp( $notification );
}
delete_transient( 'om_notification_count' );
$this->handle_update(
array(
'updated' => time(),
'feed' => $feed,
)
);
}
/**
* Dismiss notification(s).
*
* @since 2.0.0
*
* @param array|string|int $ids Array of ids or single id.
*
* @return bool Whether dismiss update occurred.
*/
public function dismiss( $ids ) {
// Check for access and required param.
if ( ! $this->has_access() || empty( $ids ) ) {
return false;
}
$ids = self::sanitize_string( (array) $ids );
$option = $this->get_option();
foreach ( $ids as $id ) {
if ( ! is_scalar( $id ) ) {
continue;
}
$id = (string) $id;
$type = ctype_digit( $id ) ? 'feed' : 'events';
$option['dismissed'][] = $id;
// Remove notification.
if ( is_array( $option[ $type ] ) && ! empty( $option[ $type ] ) ) {
foreach ( $option[ $type ] as $key => $notification ) {
if ( (string) $notification['id'] === $id ) {
unset( $option[ $type ][ $key ] );
break;
}
}
}
}
$option['dismissed'] = array_unique( $option['dismissed'] );
$option['dismissed'] = array_values( $option['dismissed'] );
$option['dismissed'] = array_filter( $option['dismissed'] );
$this->handle_update( $option );
return true;
}
/**
* Sanitize notification data.
*
* @since 2.0.0
*
* @param array|string|int $data The notification data.
*
* @return mixed The sanitized id(s).
*/
public static function sanitize_notification( array $data ) {
foreach ( $data as $key => $value ) {
$data[ $key ] = 'content' === $key
? wp_kses_post( $value )
: self::sanitize_string( $value );
}
return $data;
}
/**
* Sanitize string(s).
*
* @since 2.0.0
*
* @param array|string|int $string The notification string(s).
*
* @return mixed The sanitized string(s).
*/
public static function sanitize_string( $string ) {
if ( is_array( $string ) ) {
return array_map( array( __CLASS__, __FUNCTION__ ), $string );
}
return sanitize_text_field( wp_unslash( $string ) );
}
/**
* Updates our notification option in the DB (disable option autoload).
*
* @since 2.0.0
*
* @param array $option Option value.
*
* @return mixed Result from update_option.
*/
protected function handle_update( $option ) {
$required_keys = array(
'updated',
'feed',
'events',
'dismissed',
);
foreach ( $required_keys as $key ) {
if ( ! isset( $option[ $key ] ) ) {
$option[ $key ] = $this->get_option( $key );
}
}
$result = update_option( self::OPTION_NAME, $option, false );
if ( false !== $result ) {
// Re-cache value.
$this->get_option( '', false );
}
return $result;
}
/**
* Set the created timestamp.
*
* Will add it if it doesn't exist, and will convert to timestamp if applicable.
*
* @since 2.0.0
*
* @param array $notification Notification array.
*/
protected function set_created_timestamp( array $notification ) {
// Set created timestamp if it's not already set.
if ( empty( $notification['created'] ) ) {
$notification['created'] = time();
}
// Convert to timestamp, if it's not already.
if ( ! ctype_digit( (string) $notification['created'] ) ) {
$notification['created'] = strtotime( $notification['created'] );
}
return $notification;
}
/**
* Checks if our notifications should be updated.
*
* @since 2.6.1
*
* @return bool Whether notifications should be updated.
*/
public function should_update() {
$updated = $this->get_option( 'updated' );
return empty( $updated ) || time() > ( $updated + ( 12 * HOUR_IN_SECONDS ) );
}
/**
* Register and enqueue admin specific JS.
*
* @since 2.1.1
*/
public function scripts() {
$handle = $this->base->plugin_slug . '-global';
wp_enqueue_script(
$handle,
$this->base->url . 'assets/dist/js/global.min.js',
array( 'jquery' ),
$this->base->asset_version(),
true
);
OMAPI_Utils::add_inline_script(
$handle,
'OMAPI_Global',
array(
'url' => esc_url_raw( rest_url( 'omapp/v1/notifications' ) ),
'nonce' => wp_create_nonce( 'wp_rest' ),
'fetchNotifications' => $this->should_update(),
)
);
}
}