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<?php
namespace EasyWPSMTP\Admin;
use EasyWPSMTP\Options;
use EasyWPSMTP\Tasks\Tasks;
use EasyWPSMTP\WP;
/**
* Notifications.
*
* @since 2.0.0
*/
class Notifications {
/**
* Source of notifications content.
*
* @since 2.0.0
*
* @var string
*/
const SOURCE_URL = 'https://plugin.easywpsmtp.com/wp-content/notifications.json';
/**
* The WP option key for storing the notification options.
*
* @since 2.0.0
*
* @var string
*/
const OPTION_KEY = 'easy_wp_smtp_notifications';
/**
* Option value.
*
* @since 2.0.0
*
* @var bool|array
*/
public $option = false;
/**
* Initialize class.
*
* @since 2.0.0
*/
public function init() {
$this->hooks();
}
/**
* Register hooks.
*
* @since 2.0.0
*/
public function hooks() {
add_action( 'admin_enqueue_scripts', [ $this, 'enqueue_assets' ] );
add_action( 'easy_wp_smtp_admin_pages_before_content', [ $this, 'output' ] );
add_action( 'easy_wp_smtp_admin_notifications_update', [ $this, 'update' ] );
add_action( 'wp_ajax_easy_wp_smtp_notification_dismiss', [ $this, 'dismiss' ] );
}
/**
* Check if user has access and is enabled.
*
* @since 2.0.0
*
* @return bool
*/
public function has_access() {
$access = false;
if (
current_user_can( 'manage_options' ) &&
! Options::init()->get( 'general', 'am_notifications_hidden' )
) {
$access = true;
}
return apply_filters( 'easy_wp_smtp_admin_notifications_has_access', $access );
}
/**
* Get option value.
*
* @since 2.0.0
*
* @param bool $cache Reference property cache if available.
*
* @return array
*/
public function get_option( $cache = true ) {
if ( $this->option && $cache ) {
return $this->option;
}
$option = get_option( self::OPTION_KEY, [] );
$this->option = [
'update' => ! empty( $option['update'] ) ? $option['update'] : 0,
'events' => ! empty( $option['events'] ) ? $option['events'] : [],
'feed' => ! empty( $option['feed'] ) ? $option['feed'] : [],
'dismissed' => ! empty( $option['dismissed'] ) ? $option['dismissed'] : [],
];
return $this->option;
}
/**
* Fetch notifications from feed.
*
* @since 2.0.0
*
* @return array
*/
protected function fetch_feed() {
$response = wp_remote_get( self::SOURCE_URL );
if ( is_wp_error( $response ) ) {
return [];
}
$body = wp_remote_retrieve_body( $response );
if ( empty( $body ) ) {
return [];
}
return $this->verify( json_decode( $body, true ) );
}
/**
* Verify notification data before it is saved.
*
* @since 2.0.0
*
* @param array $notifications Array of notification items to verify.
*
* @return array
*/
protected function verify( $notifications ) { // phpcs:ignore Generic.Metrics.CyclomaticComplexity.TooHigh
$data = [];
if ( ! is_array( $notifications ) || empty( $notifications ) ) {
return $data;
}
$option = $this->get_option();
foreach ( $notifications as $notification ) {
// The message should never be empty, if they are, ignore.
if ( empty( $notification['content'] ) ) {
continue;
}
// Ignore if license type does not match.
if ( ! in_array( easy_wp_smtp()->get_license_type(), $notification['type'], true ) ) {
continue;
}
// Ignore if expired.
if ( ! empty( $notification['end'] ) && time() > strtotime( $notification['end'] ) ) {
continue;
}
// Ignore if notification has already been dismissed.
if ( ! empty( $option['dismissed'] ) && in_array( $notification['id'], $option['dismissed'] ) ) { // phpcs:ignore WordPress.PHP.StrictInArray.MissingTrueStrict
continue;
}
// Ignore if notification existed before installing WPForms.
// Prevents bombarding the user with notifications after activation.
$activated = get_option( 'easy_wp_smtp_activated_time' );
if (
! empty( $activated ) &&
! empty( $notification['start'] ) &&
$activated > strtotime( $notification['start'] )
) {
continue;
}
$data[] = $notification;
}
return $data;
}
/**
* Verify saved notification data for active notifications.
*
* @since 2.0.0
*
* @param array $notifications Array of notification items to verify.
*
* @return array
*/
protected function verify_active( $notifications ) {
if ( ! is_array( $notifications ) || empty( $notifications ) ) {
return [];
}
// Remove notifications that are not active.
foreach ( $notifications as $key => $notification ) {
if (
( ! empty( $notification['start'] ) && time() < strtotime( $notification['start'] ) ) ||
( ! empty( $notification['end'] ) && time() > strtotime( $notification['end'] ) )
) {
unset( $notifications[ $key ] );
}
}
return $notifications;
}
/**
* Get notification data.
*
* @since 2.0.0
*
* @return array
*/
public function get() {
if ( ! $this->has_access() ) {
return [];
}
$option = $this->get_option();
// Update notifications using async task.
if ( empty( $option['update'] ) || time() > $option['update'] + DAY_IN_SECONDS ) {
if ( empty( Tasks::is_scheduled( 'easy_wp_smtp_admin_notifications_update' ) ) ) {
easy_wp_smtp()->get_tasks()
->create( 'easy_wp_smtp_admin_notifications_update' )
->async()
->params()
->register();
}
}
$events = ! empty( $option['events'] ) ? $this->verify_active( $option['events'] ) : [];
$feed = ! empty( $option['feed'] ) ? $this->verify_active( $option['feed'] ) : [];
return array_merge( $events, $feed );
}
/**
* Get notification count.
*
* @since 2.0.0
*
* @return int
*/
public function get_count() {
return count( $this->get() );
}
/**
* Add a manual notification event.
*
* @since 2.0.0
*
* @param array $notification Notification data.
*/
public function add( $notification ) {
if ( empty( $notification['id'] ) ) {
return;
}
$option = $this->get_option();
if ( in_array( $notification['id'], $option['dismissed'] ) ) { // phpcs:ignore WordPress.PHP.StrictInArray.MissingTrueStrict
return;
}
foreach ( $option['events'] as $item ) {
if ( $item['id'] === $notification['id'] ) {
return;
}
}
$notification = $this->verify( [ $notification ] );
update_option(
self::OPTION_KEY,
[
'update' => $option['update'],
'feed' => $option['feed'],
'events' => array_merge( $notification, $option['events'] ),
'dismissed' => $option['dismissed'],
]
);
}
/**
* Update notification data from feed.
*
* @since 2.0.0
*/
public function update() {
$feed = $this->fetch_feed();
$option = $this->get_option();
update_option(
self::OPTION_KEY,
[
'update' => time(),
'feed' => $feed,
'events' => $option['events'],
'dismissed' => $option['dismissed'],
]
);
}
/**
* Admin area assets.
*
* @since 2.0.0
*
* @param string $hook Hook suffix for the current admin page.
*/
public function enqueue_assets( $hook ) {
if ( strpos( $hook, Area::SLUG ) === false ) {
return;
}
if ( ! $this->has_access() ) {
return;
}
$notifications = $this->get();
if ( empty( $notifications ) ) {
return;
}
wp_enqueue_style(
'easy-wp-smtp-admin-notifications',
easy_wp_smtp()->assets_url . '/css/admin-notifications.min.css',
[],
EasyWPSMTP_PLUGIN_VERSION
);
wp_enqueue_script(
'easy-wp-smtp-admin-notifications',
easy_wp_smtp()->assets_url . '/js/smtp-notifications' . WP::asset_min() . '.js',
[ 'jquery' ],
EasyWPSMTP_PLUGIN_VERSION,
true
);
}
/**
* Output notifications.
*
* @since 2.0.0
*/
public function output() { // phpcs:ignore Generic.Metrics.NestingLevel.MaxExceeded
$notifications = $this->get();
if ( empty( $notifications ) ) {
return;
}
$notifications_html = '';
$current_class = ' current';
$content_allowed_tags = [
'em' => [],
'i' => [],
'strong' => [],
'span' => [
'style' => [],
],
'a' => [
'href' => [],
'target' => [],
'rel' => [],
],
'br' => [],
'p' => [
'id' => [],
'class' => [],
],
];
foreach ( $notifications as $notification ) {
// Buttons HTML.
$buttons_html = '';
if ( ! empty( $notification['btns'] ) && is_array( $notification['btns'] ) ) {
foreach ( $notification['btns'] as $btn_type => $btn ) {
if ( empty( $btn['text'] ) ) {
continue;
}
$buttons_html .= sprintf(
'<a href="%1$s" class="easy-wp-smtp-btn easy-wp-smtp-btn--sm easy-wp-smtp-btn--%2$s"%3$s>%4$s</a>',
! empty( $btn['url'] ) ? esc_url( $btn['url'] ) : '',
$btn_type === 'main' ? 'primary' : 'secondary',
! empty( $btn['target'] ) && $btn['target'] === '_blank' ? ' target="_blank" rel="noopener noreferrer"' : '',
sanitize_text_field( $btn['text'] )
);
}
$buttons_html = ! empty( $buttons_html ) ? '<div class="easy-wp-smtp-notifications-buttons">' . $buttons_html . '</div>' : '';
}
// Notification HTML.
$notifications_html .= sprintf(
'<div class="easy-wp-smtp-notifications-message%5$s" data-message-id="%4$s">
<h3 class="easy-wp-smtp-notifications-title">%1$s</h3>
<div class="easy-wp-smtp-notifications-content">%2$s</div>
%3$s
</div>',
! empty( $notification['title'] ) ? sanitize_text_field( $notification['title'] ) : '',
! empty( $notification['content'] ) ? wp_kses( wpautop( $notification['content'] ), $content_allowed_tags ) : '',
$buttons_html,
! empty( $notification['id'] ) ? esc_attr( sanitize_text_field( $notification['id'] ) ) : 0,
$current_class
);
// Only first notification is current.
$current_class = '';
}
?>
<div id="easy-wp-smtp-notifications">
<div class="easy-wp-smtp-notifications-header">
<div class="easy-wp-smtp-notifications-bell">
<svg width="17" height="19" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M16.434 13.012c-.668-.739-1.97-1.828-1.97-5.45 0-2.707-1.898-4.886-4.5-5.449v-.738C9.965.777 9.474.25 8.876.25 8.242.25 7.75.777 7.75 1.375v.738c-2.602.563-4.5 2.742-4.5 5.45 0 3.62-1.3 4.71-1.969 5.449-.21.21-.316.492-.281.738 0 .598.422 1.125 1.125 1.125H15.59c.703 0 1.125-.527 1.16-1.125 0-.246-.105-.527-.316-.738zm-13.079.175c.739-.949 1.547-2.601 1.583-5.59v-.035c0-2.144 1.757-3.937 3.937-3.937 2.145 0 3.938 1.793 3.938 3.938 0 .035-.036.035-.036.035.036 2.988.844 4.64 1.582 5.59H3.355zm5.52 5.063c1.23 0 2.215-.984 2.215-2.25H6.625c0 1.266.984 2.25 2.25 2.25z" fill="#DF2A4A"/></svg>
</div>
<div class="easy-wp-smtp-notifications-title"><?php esc_html_e( 'Notifications', 'easy-wp-smtp' ); ?></div>
</div>
<div class="easy-wp-smtp-notifications-body">
<a class="dismiss" title="<?php echo esc_attr__( 'Dismiss this message', 'easy-wp-smtp' ); ?>"><svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M8 .25A7.749 7.749 0 0 0 .25 8 7.749 7.749 0 0 0 8 15.75 7.749 7.749 0 0 0 15.75 8 7.749 7.749 0 0 0 8 .25zm0 14A6.228 6.228 0 0 1 1.75 8 6.248 6.248 0 0 1 8 1.75c3.438 0 6.25 2.813 6.25 6.25A6.248 6.248 0 0 1 8 14.25zm3.156-8.188c.156-.125.156-.375 0-.53l-.687-.688c-.156-.157-.406-.157-.531 0L8 6.78 6.031 4.844c-.125-.157-.375-.157-.531 0l-.688.687c-.156.157-.156.407 0 .532L6.75 8 4.812 9.969c-.156.125-.156.375 0 .531l.688.688c.156.156.406.156.531 0L8 9.25l1.938 1.938c.124.156.374.156.53 0l.688-.688c.156-.156.156-.406 0-.531L9.22 8l1.937-1.938z" fill="currentColor"/></svg></a>
<?php if ( count( $notifications ) > 1 ) : ?>
<div class="navigation">
<a class="prev">
<span class="screen-reader-text"><?php esc_attr_e( 'Previous message', 'easy-wp-smtp' ); ?></span>
<span aria-hidden="true">‹</span>
</a>
<a class="next">
<span class="screen-reader-text"><?php esc_attr_e( 'Next message', 'easy-wp-smtp' ); ?>"></span>
<span aria-hidden="true">›</span>
</a>
</div>
<?php endif; ?>
<div class="easy-wp-smtp-notifications-messages">
<?php echo $notifications_html; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped ?>
</div>
</div>
</div>
<?php
}
/**
* Dismiss notification via AJAX.
*
* @since 2.0.0
*/
public function dismiss() {
// Run a security check.
check_ajax_referer( 'easy-wp-smtp-admin', 'nonce' );
// Check for access and required param.
if ( ! current_user_can( 'manage_options' ) || empty( $_POST['id'] ) ) {
wp_send_json_error();
}
$id = sanitize_text_field( wp_unslash( $_POST['id'] ) );
$option = $this->get_option();
$type = is_numeric( $id ) ? 'feed' : 'events';
$option['dismissed'][] = $id;
$option['dismissed'] = array_unique( $option['dismissed'] );
// Remove notification.
if ( is_array( $option[ $type ] ) && ! empty( $option[ $type ] ) ) {
foreach ( $option[ $type ] as $key => $notification ) {
if ( $notification['id'] == $id ) { // phpcs:ignore WordPress.PHP.StrictComparisons
unset( $option[ $type ][ $key ] );
break;
}
}
}
update_option( self::OPTION_KEY, $option );
wp_send_json_success();
}
}