<?php

use Duplicator\Utils\LinkManager;

defined('ABSPATH') || defined('DUPXABSPATH') || exit;
require_once(DUPLICATOR_PLUGIN_PATH . '/views/inc.header.php');

function _duplicatorSortFiles($a, $b)
{
    return filemtime($b) - filemtime($a);
}

$logs = glob(DUP_Settings::getSsdirPath() . '/*.log') ;
if ($logs != false && count($logs)) {
    usort($logs, '_duplicatorSortFiles');
    @chmod(DUP_Util::safePath($logs[0]), 0644);
}

$logname = (isset($_GET['logname'])) ? trim(sanitize_text_field($_GET['logname'])) : "";
$refresh = (isset($_POST['refresh']) && $_POST['refresh'] == 1) ? 1 : 0;
$auto    = (isset($_POST['auto'])    && $_POST['auto'] == 1)    ? 1 : 0;

//Check for invalid file
if (!empty($logname)) {
    $validFiles = array_map('basename', $logs);
    if (validate_file($logname, $validFiles) > 0) {
        unset($logname);
    }
    unset($validFiles);
}

if (!isset($logname) || !$logname) {
    $logname = (count($logs) > 0) ? basename($logs[0]) : "";
}

$logurl   = DUP_Settings::getSsdirUrl() . '/' . $logname;
$logfound = (strlen($logname) > 0) ? true : false;
?>

<style>
    div#dup-refresh-count {display: inline-block}
    table#dup-log-panels {width:100%; }
    td#dup-log-panel-left {width:75%;}
    td#dup-log-panel-left div.name {float:left; margin: 0px 0px 5px 5px;}
    td#dup-log-panel-left div.opts {float:right;}
    td#dup-log-panel-right {vertical-align: top; padding-left:15px; max-width: 375px}
    #dup-log-content {
        padding:5px; 
        background: #fff; 
        min-height:500px; 
        width: calc(100vw - 630px);; 
        border:1px solid silver;
        overflow:scroll; 
        word-wrap: break-word; 
        margin:0;
        line-height: 2;
    }

    /* OPTIONS */
    div.dup-log-hdr {font-weight: bold; font-size:16px; padding:2px; }
    div.dup-log-hdr small{font-weight:normal; font-style: italic}
    div.dup-log-file-list {font-family:monospace;}
    div.dup-log-file-list a, span.dup-log{display: inline-block; white-space: nowrap; text-overflow: ellipsis; max-width: 375px; overflow:hidden}
    div.dup-log-file-list span {color:green}
    div.dup-opts-items {border:1px solid silver; background: #efefef; padding: 5px; border-radius: 4px; margin:2px 0px 10px -2px;}
    label#dup-auto-refresh-lbl {display: inline-block;}
</style>

<script>
jQuery(document).ready(function($)
{
    Duplicator.Tools.FullLog = function() {
        var $panelL = $('#dup-log-panel-left');
        var $panelR = $('#dup-log-panel-right');

        if ($panelR.is(":visible") ) {
            $panelR.hide(400);
            $panelL.css({width: '100%'});
        } else {
            $panelR.show(200);
            $panelL.css({width: '75%'});
        }
    }

    Duplicator.Tools.Refresh = function() {
        $('#refresh').val(1);
        $('#dup-form-logs').submit();
    }

    Duplicator.Tools.RefreshAuto = function() {
        if ( $("#dup-auto-refresh").is(":checked")) {
            $('#auto').val(1);
            startTimer();
        }  else {
            $('#auto').val(0);
        }
    }

    Duplicator.Tools.GetLog = function(log) {
        window.location =  log;
    }

    Duplicator.Tools.WinResize = function() {
        var height = $(window).height() - 225;
        $("#dup-log-content").css({height: height + 'px'});
    }

    Duplicator.Tools.readLogfile = function() {
        $.get(<?php echo str_replace('\\/', '/', json_encode($logurl)); ?>, function(data) {
            $('#dup-log-content').text(data);
        }, 'text');
    };

    var duration = 10;
    var count = duration;
    var timerInterval;
    function timer() {
        count = count - 1;
        $("#dup-refresh-count").html(count.toString());
        if (! $("#dup-auto-refresh").is(":checked")) {
             clearInterval(timerInterval);
             $("#dup-refresh-count").text(count.toString().trim());
             return;
        }

        if (count <= 0) {
            count = duration + 1;
            Duplicator.Tools.Refresh();
        }
    }

    function startTimer() {
        timerInterval = setInterval(timer, 1000);
    }

    //INIT Events
    $(window).resize(Duplicator.Tools.WinResize);
    $('#dup-options').click(Duplicator.Tools.FullLog);
    $("#dup-refresh").click(Duplicator.Tools.Refresh);
    $("#dup-auto-refresh").click(Duplicator.Tools.RefreshAuto);
    $("#dup-refresh-count").html(duration.toString());

    // READ LOG FILE
    Duplicator.Tools.readLogfile();

    //INIT
    Duplicator.Tools.WinResize();
    <?php if ($refresh) :  ?>
        //Scroll to Bottom
        $("#dup-log-content").load(function () {
            var $contents = $('#dup-log-content').contents();
            $contents.scrollTop($contents.height());
        });
        <?php if ($auto) : ?>
            $("#dup-auto-refresh").prop('checked', true);
            Duplicator.Tools.RefreshAuto();
        <?php endif; ?>
    <?php endif; ?>
});
</script>

<form id="dup-form-logs" method="post" action="">
<input type="hidden" id="refresh" name="refresh" value="<?php echo ($refresh) ? 1 : 0 ?>" />
<input type="hidden" id="auto" name="auto" value="<?php echo ($auto) ? 1 : 0 ?>" />

<?php if (! $logfound) :   ?>
    <div style="padding:20px">
        <h2><?php esc_html_e("Log file not found or unreadable", 'duplicator') ?>.</h2>
        <?php esc_html_e("Try to create a Backup, since no log files were found in the snapshots directory with the extension *.log", 'duplicator') ?>.<br/><br/>
        <?php esc_html_e("Reasons for log file not showing", 'duplicator') ?>: <br/>
        - <?php esc_html_e("The web server does not support returning .log file extentions", 'duplicator') ?>. <br/>
        - <?php esc_html_e("The snapshots directory does not have the correct permissions to write files.  Try setting the permissions to 755", 'duplicator') ?>. <br/>
        - <?php esc_html_e("The process that PHP runs under does not have enough permissions to create files.  Please contact your hosting provider for more details", 'duplicator') ?>. <br/>
    </div>
<?php else : ?>
    <table id="dup-log-panels">
        <tr>
            <td id="dup-log-panel-left">
                <div class="name">
                    <i class='fas fa-file-contract fa-fw'></i> <b><?php echo basename($logurl); ?></b> &nbsp; | &nbsp;
                    <i style="cursor: pointer"
                        data-tooltip-title="<?php esc_attr_e("Host Recommendation:", 'duplicator'); ?>"
                        data-tooltip="<?php esc_attr_e('Duplicator recommends going with the high performance pro plan or better from our recommended list', 'duplicator'); ?>">
                         <i class="far fa-lightbulb" aria-hidden="true"></i>
                            <?php
                                $faqUrl = esc_url(LinkManager::getDocUrl('what-host-providers-are-recommended-for-duplicator', 'tools-logging'));
                                printf(
                                    _x(
                                        'Consider our recommended %1$shost list%2$s if you’re unhappy with your current provider',
                                        '%1$s and %2$s are <a> tags',
                                        'duplicator'
                                    ),
                                    '<a target="_blank" href="' . $faqUrl . '">',
                                    '</a>'
                                );
                            ?>
                    </i>
                </div>
                <div class="opts"><a href="javascript:void(0)" id="dup-options"><?php esc_html_e("Options", 'duplicator') ?> <i class="fa fa-angle-double-right"></i></a> &nbsp;</div>
                <br style="clear:both" />
                <pre id="dup-log-content"></pre>
            </td>
            <td id="dup-log-panel-right">
                <h2><?php esc_html_e("Options", 'duplicator') ?> </h2>
                <div class="dup-opts-items">
                    <input type="button" class="button button-small" id="dup-refresh" value="<?php esc_attr_e("Refresh", 'duplicator') ?>" /> &nbsp;
                    <input type='checkbox' id="dup-auto-refresh" style="margin-top:1px" />
                    <label id="dup-auto-refresh-lbl" for="dup-auto-refresh">
                        <?php esc_attr_e("Auto Refresh", 'duplicator') ?>
                        [<div id="dup-refresh-count"></div>]
                    </label>
                </div>

                <div class="dup-log-hdr">
                    <?php esc_html_e("Backup Logs", 'duplicator') ?>
                    <small><?php esc_html_e("Top 20", 'duplicator') ?></small>
                </div>

                <div class="dup-log-file-list">
                    <?php
                        $count  = 0;
                        $active = basename($logurl);
                    foreach ($logs as $log) {
                        $time = date('m/d/y h:i:s', filemtime($log));
                        $name = basename($log);
                        $url  = '?page=duplicator-tools&tab=diagnostics&section=log&logname=' . esc_html($name);
                        echo ($active == $name)
                            ? "<span class='dup-log' title='" . esc_attr($name) . "'>" . esc_html($time) . "-" . esc_html($name) . "</span>"
                            : "<a href='javascript:void(0)'  title='" . esc_attr($name) . "' onclick='Duplicator.Tools.GetLog(\"" . esc_js($url) . "\")'>" . esc_html($time) . "-" . esc_html($name) . "</a>";
                        if ($count > 20) {
                            break;
                        }
                    }
                    ?>
                </div>
            </td>
        </tr>
    </table>
<?php endif; ?>
</form>
