silverstripe-cms/code/Controllers/SilverStripeNavigatorItem_ArchiveLink.php

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<?php
namespace SilverStripe\CMS\Controllers;
use SilverStripe\CMS\Model\RedirectorPage;
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use SilverStripe\Control\Controller;
use SilverStripe\Core\Convert;
use SilverStripe\ORM\FieldType\DBDatetime;
use SilverStripe\ORM\FieldType\DBField;
use SilverStripe\ORM\Versioning\Versioned;
class SilverStripeNavigatorItem_ArchiveLink extends SilverStripeNavigatorItem
{
/** @config */
private static $priority = 40;
public function getHTML()
{
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$linkClass = $this->isActive() ? 'ss-ui-button current' : 'ss-ui-button';
$linkTitle = _t('ContentController.ARCHIVEDSITE', 'Preview version');
$recordLink = Convert::raw2att(Controller::join_links(
$this->record->AbsoluteLink(),
'?archiveDate=' . urlencode($this->record->LastEdited)
));
return "<a class=\"{$linkClass}\" href=\"$recordLink\" target=\"_blank\">$linkTitle</a>";
}
public function getTitle()
{
return _t('SilverStripeNavigator.ARCHIVED', 'Archived');
}
public function getMessage()
{
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$date = Versioned::current_archived_date();
if (empty($date)) {
return null;
}
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/** @var DBDatetime $dateObj */
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$dateObj = DBField::create_field('Datetime', $date);
$title = _t('ContentControl.NOTEWONTBESHOWN', 'Note: this message will not be shown to your visitors');
return "<div id=\"SilverStripeNavigatorMessage\" title=\"{$title}\">"
. _t('ContentController.ARCHIVEDSITEFROM', 'Archived site from')
. "<br />" . $dateObj->Nice() . "</div>";
}
public function getLink()
{
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return Controller::join_links(
$this->record->PreviewLink(),
'?archiveDate=' . urlencode($this->record->LastEdited)
);
}
public function canView($member = null)
{
return (
$this->record->hasExtension('SilverStripe\ORM\Versioning\Versioned')
&& $this->isArchived()
// Don't follow redirects in preview, they break the CMS editing form
&& !($this->record instanceof RedirectorPage)
);
}
public function isActive()
{
return $this->isArchived();
}
}