<?php
/**
* Ocean Notifications.
*/
class Ocean_Notifications {
protected static $instance = null;
public $option = false;
const SOURCE_URL = 'https://notifi.oceanwp.org/notifications/notifications-info.json';
const OPTION_KEY = 'ocean_notifications';
public static function get_instance() {
if ( is_null( self::$instance ) ) {
self::$instance = new self();
}
return self::$instance;
}
public function __construct() {
add_action( 'admin_enqueue_scripts', array( $this, 'enqueues' ) );
add_action( 'ocean_notifications_content', array( $this, 'output' ) );
// Action for cron
add_action( 'ocean_admin_notifications_update', array( $this, 'update' ) );
add_action( 'wp_ajax_ocean_notification_block', array( $this, 'block' ) );
}
/**
* Get option value
*/
public function get_option( $cache = true ) {
if ( $this->option && $cache ) {
return $this->option;
}
$option = get_option( self::OPTION_KEY, array() );
$this->option = array(
'update' => ! empty( $option['update'] ) ? $option['update'] : 0,
'notifications' => ! empty( $option['notifications'] ) ? $option['notifications'] : array(),
'blocked' => ! empty( $option['blocked'] ) ? $option['blocked'] : array(),
);
return $this->option;
}
/**
* Fetch notifications from feed
*/
public function fetch_notifications() {
$res = wp_remote_get( self::SOURCE_URL );
if ( is_wp_error( $res ) ) {
return array();
}
$body = wp_remote_retrieve_body( $res );
if ( empty( $body ) ) {
return array();
}
return $this->validate( json_decode( $body, true ) );
}
/**
* Validate notification data before it is saved
*/
public function validate( $notifications ) {
$data = array();
if ( ! is_array( $notifications ) || empty( $notifications || empty( $notifications['notifications'] ) ) ) {
return $data;
}
$option = $this->get_option();
foreach ( $notifications['notifications'] as $notification ) {
if ( empty( $notification['content'] ) ) {
continue;
}
if ( ! empty( $notification['end_date'] ) && time() > strtotime( $notification['end_date'] ) ) {
continue;
}
if ( ! empty( $option['blocked'] ) && in_array( $notification['id'], $option['blocked'] ) ) {
continue;
}
$data[] = $notification;
}
return $data;
}
/**
* Check start and end dates
*/
public function check_dates( $notifications ) {
if ( ! is_array( $notifications ) || empty( $notifications ) ) {
return array();
}
foreach ( $notifications as $key => $notification ) {
if (
( ! empty( $notification['start_date'] ) && time() < strtotime( $notification['start_date'] ) ) ||
( ! empty( $notification['end_date'] ) && time() > strtotime( $notification['end_date'] ) )
) {
unset( $notifications[ $key ] );
}
}
return $notifications;
}
/**
* Get notification details
*/
public function get() {
$option = $this->get_option();
if ( empty( $option['update'] ) || time() > $option['update'] + DAY_IN_SECONDS ) {
if ( ! wp_next_scheduled( 'ocean_admin_notifications_update' ) ) {
wp_schedule_single_event( time() + 60, 'ocean_admin_notifications_update' );
}
}
$notifications = ! empty( $option['notifications'] ) ? $this->check_dates( $option['notifications'] ) : array();
return array_merge( $notifications, array() );
}
/**
* Get notifications count
*/
public function get_count() {
return count( $this->get() );
}
/**
* Update notification details from remote storage
*/
public function update() {
$notifications = $this->fetch_notifications();
$option = $this->get_option();
update_option(
self::OPTION_KEY,
array(
'update' => time(),
'notifications' => $notifications,
'blocked' => $option['blocked'],
)
);
}
public function enqueues() {
$notifications = $this->get();
if ( empty( $notifications ) ) {
return;
}
wp_enqueue_style(
'ocean-admin-notifications',
plugins_url( 'assets/css/notifications.min.css', __FILE__ ),
array(),
OCEANWP_THEME_VERSION
);
wp_enqueue_script(
'ocean-admin-notifications',
plugins_url( 'assets/js/notifications.min.js', __FILE__ ),
array( 'jquery' ),
OCEANWP_THEME_VERSION
);
wp_localize_script(
'ocean-admin-notifications',
'ocean_notifications_admin',
$this->get_localized_data()
);
}
/**
* Output notifications
*/
public function output() {
$notifications = $this->get();
if ( empty( $notifications ) ) {
return;
}
$notifications_html = '';
$current_class = ' current';
$content_allowed_tags = array(
'em' => array(),
'strong' => array(),
'span' => array(
'style' => array(),
),
'a' => array(
'href' => array(),
'target' => array(),
'rel' => array(),
),
);
foreach ( $notifications as $notification ) {
// Buttons HTML
$buttons_html = '';
if ( ! empty( $notification['button_1_data'] ) ) {
$buttons_html .= sprintf(
'<a href="%1$s" class="button button-%2$s"%3$s>%4$s</a>',
! empty( $notification['button_1_data']['url'] ) ? esc_url( $notification['button_1_data']['url'] ) : '',
$notification['button_1_data']['primary'] === 'yes' ? 'primary' : 'secondary',
! empty( $notification['button_1_data']['target'] ) && $notification['button_1_data']['target'] === '_blank' ? ' target="_blank" rel="noopener noreferrer"' : '',
! empty( $notification['button_1_data']['title'] ) ? sanitize_text_field( $notification['button_1_data']['title'] ) : ''
);
}
if ( ! empty( $notification['button_2_data'] ) ) {
$buttons_html .= sprintf(
'<a href="%1$s" class="button button-%2$s"%3$s>%4$s</a>',
! empty( $notification['button_2_data']['url'] ) ? esc_url( $notification['button_2_data']['url'] ) : '',
$notification['button_2_data']['primary'] === 'yes' ? 'primary' : 'secondary',
! empty( $notification['button_2_data']['target'] ) && $notification['button_2_data']['target'] === '_blank' ? ' target="_blank" rel="noopener noreferrer"' : '',
! empty( $notification['button_2_data']['title'] ) ? sanitize_text_field( $notification['button_2_data']['title'] ) : ''
);
}
$buttons_html = ! empty( $buttons_html ) ? '<div class="ocean-notifications-buttons">' . $buttons_html . '</div>' : '';
// Notification HTML
$notifications_html .= sprintf(
'<div class="ocean-notifications-message%5$s" data-message-id="%4$s">
<h3 class="ocean-notifications-title">%1$s</h3>
<p class="ocean-notifications-content">%2$s</p>
%3$s
</div>',
! empty( $notification['title'] ) ? sanitize_text_field( $notification['title'] ) : '',
! empty( $notification['content'] ) ? wp_kses( $notification['content'], $content_allowed_tags ) : '',
$buttons_html,
! empty( $notification['id'] ) ? esc_attr( sanitize_text_field( $notification['id'] ) ) : 0,
$current_class
);
$current_class = '';
}
?>
<div id="ocean-notifications">
<div class="ocean-notifications-header">
<div class="ocean-notifications-icon">
<svg id="Layer_1" height="17" viewBox="0 0 512 512" width="17" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" data-name="Layer 1"><linearGradient id="Blue_2" gradientUnits="userSpaceOnUse" x1="6" x2="506" y1="256" y2="256"><stop offset="0" stop-color="#2bc4f3"/><stop offset=".5" stop-color="#00aeee"/><stop offset="1" stop-color="#0095da"/></linearGradient><linearGradient id="linear-gradient" gradientUnits="userSpaceOnUse" x1="154.596" x2="432.772" y1="154.595" y2="432.771"><stop offset="0"/><stop offset="1" stop-opacity="0"/></linearGradient><circle cx="256" cy="256" fill="url(#Blue_2)" r="250"/><path d="m502.233 299.422-144.833-144.829c-25.354-23.019-60.438-36.482-101.185-36.482-84.388 0-144.607 57.661-144.607 137.889 0 41.369 16.012 76.738 43.093 101.3l144.91 144.9a250.221 250.221 0 0 0 202.622-202.778z" fill="url(#linear-gradient)" opacity=".49"/><path d="m256.219 393.889c-84.388 0-144.607-57.661-144.607-137.889s60.219-137.889 144.607-137.889c84.168 0 144.169 57.443 144.169 137.889s-60 137.885-144.169 137.885zm0-67.291c39.952 0 68.872-29.513 68.872-70.591s-28.92-70.594-68.872-70.594-69.31 29.727-69.31 70.587 29.352 70.59 69.31 70.59z" fill="#fff"/></svg>
</div>
<div class="ocean-notifications-title"><?php esc_html_e( 'OceanWP News', 'ocean-extra' ); ?></div>
</div>
<div class="ocean-notifications-body">
<button type="button" class="notice-dismiss"><span class="screen-reader-text"><?php echo esc_attr__( 'Block this message', 'ocean-extra' ); ?></span></button>
<?php if ( count( $notifications ) > 1 ) : ?>
<div class="navigation">
<a class="prev">
<span class="screen-reader-text"><?php esc_attr_e( 'Previous message', 'ocean-extra' ); ?></span>
<span aria-hidden="true">‹</span>
</a>
<a class="next">
<span class="screen-reader-text"><?php esc_attr_e( 'Next message', 'ocean-extra' ); ?>"></span>
<span aria-hidden="true">›</span>
</a>
</div>
<?php endif; ?>
<div class="ocean-notifications-messages">
<?php
echo $notifications_html;
?>
</div>
</div>
</div>
<?php
}
/**
* Block notification
*/
public function block() {
check_ajax_referer( 'ocean-notifications-admin', 'nonce' );
if ( empty( $_POST['id'] ) ) {
wp_send_json_error();
}
$id = sanitize_text_field( wp_unslash( $_POST['id'] ) );
$option = $this->get_option();
$type = 'notifications';
$option['blocked'][] = $id;
$option['blocked'] = array_unique( $option['blocked'] );
if ( is_array( $option[ $type ] ) && ! empty( $option[ $type ] ) ) {
foreach ( $option[ $type ] as $key => $notification ) {
if ( (string) $notification['id'] === (string) $id ) {
unset( $option[ $type ][ $key ] );
break;
}
}
}
update_option( 'ocean_notifications', $option );
wp_send_json_success();
}
private function get_localized_data() {
$strings = array(
'ajax_url' => admin_url( 'admin-ajax.php' ),
'nonce' => wp_create_nonce( 'ocean-notifications-admin' ),
);
return $strings;
}
}
function ocean_notifications() {
return Ocean_Notifications::get_instance();
}
// Initialize Ocean_Notifications
ocean_notifications();
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