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Editing: other-settings.php

<?php
defined('ABSPATH') or exit;

/** @var array $opts */
/** @var MC4WP_Debug_Log $log */
/** @var MC4WP_Debug_Log_Reader $log_reader */

?>
<div id="mc4wp-admin" class="wrap mc4wp-settings">

<p class="mc4wp-breadcrumbs">
        <span class="prefix"><?php echo esc_html__('You are here: ', 'mailchimp-for-wp'); ?></span>
        <a href="<?php echo admin_url('admin.php?page=mailchimp-for-wp'); ?>">Mailchimp for WordPress</a> &rsaquo;
        <span class="current-crumb"><strong><?php echo esc_html__('Other Settings', 'mailchimp-for-wp'); ?></strong></span>
    </p>

<?php /* main content */ ?>
        <div class="main-content mc4wp-col">

<form action="<?php echo admin_url('options.php'); ?>" method="post">
                <?php settings_fields('mc4wp_settings'); ?>

<div class="mc4wp-margin-m" >
                    <h3><?php echo esc_html__('Miscellaneous settings', 'mailchimp-for-wp'); ?></h3>
                    <table class="form-table">
                        <tr>
                            <th><label for="mc4wp-debug-log-level"><?php echo esc_html__('Logging', 'mailchimp-for-wp'); ?></label></th>
                            <td>
                                <select id="mc4wp-debug-log-level" name="mc4wp[debug_log_level]">
                                    <option value="warning" <?php selected('warning', $opts['debug_log_level']); ?>><?php echo esc_html__('Errors & warnings only', 'mailchimp-for-wp'); ?></option>
                                    <option value="debug" <?php selected('debug', $opts['debug_log_level']); ?>><?php echo esc_html__('Everything', 'mailchimp-for-wp'); ?></option>
                                </select>
                                <p class="description">
                                    <?php echo sprintf(wp_kses(__('Determines what events should be written to <a href="%s">the debug log</a> (see below).', 'mailchimp-for-wp'), [ 'a' => [ 'href' => [] ] ]), 'https://www.mc4wp.com/kb/how-to-enable-log-debugging/#utm_source=wp-plugin&utm_medium=mailchimp-for-wp&utm_campaign=settings-page'); ?>
                                </p>
                            </td>
                        </tr>
                    </table>
                </div>

<?php do_action('mc4wp_admin_other_settings', $opts); ?>

<div class="mc4wp-margin-m">
                <h3><?php echo esc_html__('Debug Log', 'mailchimp-for-wp'); ?> <input type="text" id="debug-log-filter" class="alignright regular-text" placeholder="<?php echo esc_attr__('Filter..', 'mailchimp-for-wp'); ?>" /></h3>

<?php
                if (! $log->test()) {
                    echo '<p>';
                    echo esc_html__('Log file is not writable.', 'mailchimp-for-wp') . ' ';
                    echo sprintf(wp_kses(__('Please ensure %1$s has the proper <a href="%2$s">file permissions</a>.', 'mailchimp-for-wp'), [ 'a' => [ 'href' => [] ] ]), '<code>' . $log->file . '</code>', 'https://codex.wordpress.org/Changing_File_Permissions');
                    echo '</p>';

// hack to hide filter input
                    echo '<style>#debug-log-filter { display: none; }</style>';
                } else {
                    ?>
                    <div id="debug-log" class="mc4wp-log widefat">
                        <?php
                        $line = $log_reader->read_as_html();

if (! empty($line)) {
                            while (is_string($line)) {
                                if (! empty($line)) {
                                    echo '<div class="debug-log-line">' . $line . '</div>';
                                }

$line = $log_reader->read_as_html();
                            }
                        } else {
                            echo '<div class="debug-log-empty">';
                            echo '-- ', esc_html__('Nothing here. Which means there are no errors!', 'mailchimp-for-wp');
                            echo '</div>';
                        }
                        ?>
                    </div>

<form method="post">
                        <input type="hidden" name="_mc4wp_action" value="empty_debug_log">
                        <?php wp_nonce_field('_mc4wp_action', '_wpnonce'); ?>
                        <p>
                            <input type="submit" class="button" value="<?php echo esc_attr__('Empty Log', 'mailchimp-for-wp'); ?>"/>
                        </p>
                    </form>
                    <?php
                } // end if is writable

if ($log->level >= 300) {
                    echo '<p>';
                    echo esc_html__('Right now, the plugin is configured to only log errors and warnings.', 'mailchimp-for-wp');
                    echo '</p>';
                }
                ?>
                <script>
                    (function() {
                        // scroll to bottom of log
                        let log = document.getElementById("debug-log"),
                            logItems;
                        log.scrollTop = log.scrollHeight;
                        log.style.minHeight = '';
                        log.style.maxHeight = '';
                        log.style.height = log.clientHeight + "px";

// add filter
                        document.getElementById('debug-log-filter').addEventListener('keydown', function(evt) {
                            if(evt.keyCode === 13 ) {
                                searchLog(evt.target.value.trim());
                            }
                        });

// search log for query
                        function searchLog(query) {
                            if( ! logItems ) {
                                logItems = [].map.call(log.children, function(node) {
                                    return node.cloneNode(true);
                                })
                            }

log.parentNode.replaceChild(newLog, log);
                            log = newLog;
                            log.scrollTop = log.scrollHeight;
                        }
                    })();
                </script>
            </div>
            <?php require __DIR__ . '/parts/admin-footer.php'; ?>
        </div>

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