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1<?php
2/**
3 * Handles notices regarding Simple site features that are "moved" to Jetpack after Atomic transfers.
4 *
5 * @package wpcomsh
6 */
7
8/**
9 * Displays a dismissible admin notice on 'options-writing.php' informing the user that some settings have moved
10 * to Jetpack Settings > Writing.
11 */
12function wpcom_writing_features_moved_notice() {
13    global $pagenow;
14    if ( 'options-writing.php' === $pagenow ) {
15        $has_dismissed = get_option( 'wpcom_writing_features_notice_dismissed' );
16        if ( ! $has_dismissed ) {
17            $jetpack_settings_url = admin_url( 'admin.php?page=jetpack#/writing' );
18            echo '<div class="notice notice-info is-dismissible" data-notice="options_writing"><p>' .
19                sprintf(
20                    // Translators: %1$s: Start HTML link tag with the URL to Jetpack settings, %2$s: End HTML link tag.
21                    esc_html__( 'Visit %1$sJetpack Settings%2$s for more writing settings powered by Jetpack.', 'wpcomsh' ),
22                    '<a href="' . esc_url( $jetpack_settings_url ) . '">',
23                    '</a>'
24                )
25                . '</p></div>';
26            add_action( 'admin_footer', 'add_wpcom_writing_features_moved_script' );
27        }
28    }
29}
30add_action( 'admin_notices', 'wpcom_writing_features_moved_notice' );
31
32/**
33 * Enqueues and outputs inline JavaScript in the admin footer for AJAX dismissal of notices.
34 */
35function add_wpcom_writing_features_moved_script() {
36    $ajax_nonce = wp_create_nonce( 'dismiss_wpcom_writing_features_moved_nonce' );
37    ?>
38    <script>
39        document.addEventListener('DOMContentLoaded', function() {
40            document.addEventListener('click', function(event) {
41                if (event.target.closest('.notice[data-notice="options_writing"] .notice-dismiss')) {
42                    wp.ajax.post('dismiss_wpcom_writing_features_moved_notice', {
43                        nonce: <?php echo wp_json_encode( $ajax_nonce, JSON_UNESCAPED_SLASHES | JSON_HEX_TAG | JSON_HEX_AMP ); ?>
44                    });
45                }
46            });
47        });
48    </script>
49    <?php
50}
51
52/**
53 * Handles the AJAX request to dismiss the admin notice.
54 */
55function dismiss_wpcom_writing_features_moved_notice() {
56    check_ajax_referer( 'dismiss_wpcom_writing_features_moved_nonce', 'nonce' );
57    update_option( 'wpcom_writing_features_notice_dismissed', true );
58    wp_die();
59}
60add_action( 'wp_ajax_dismiss_wpcom_writing_features_moved_notice', 'dismiss_wpcom_writing_features_moved_notice' );
61