silverstripe-cms/code/Controllers/SilverStripeNavigatorItem_LiveLink.php
Lee Bradley 31f99445bd Negotiator amends: Make it possible to disable Preview links in the CMS
Existing functionality is limited to `RedirectorPage`

Another option would be to use the HiddenClass methodology
2019-10-29 17:43:17 +00:00

89 lines
2.6 KiB
PHP

<?php
namespace SilverStripe\CMS\Controllers;
use SilverStripe\CMS\Model\RedirectorPage;
use SilverStripe\Control\Controller;
use SilverStripe\Core\Convert;
use SilverStripe\ORM\DataObject;
use SilverStripe\Versioned\Versioned;
class SilverStripeNavigatorItem_LiveLink extends SilverStripeNavigatorItem
{
/** @config */
private static $priority = 30;
public function getHTML()
{
$livePage = $this->getLivePage();
if (!$livePage) {
return null;
}
$linkClass = $this->isActive() ? 'class="current" ' : '';
$linkTitle = _t('SilverStripe\\CMS\\Controllers\\ContentController.PUBLISHEDSITE', 'Published Site');
$recordLink = Convert::raw2att(Controller::join_links($livePage->AbsoluteLink(), "?stage=Live"));
return "<a {$linkClass} href=\"$recordLink\">$linkTitle</a>";
}
public function getTitle()
{
return _t(
'SilverStripe\\CMS\\Controllers\\ContentController.PUBLISHED',
'Published',
'Used for the Switch between draft and published view mode. Needs to be a short label'
);
}
public function getMessage()
{
return "<div id=\"SilverStripeNavigatorMessage\" title=\"" . _t(
'SilverStripe\\CMS\\Controllers\\ContentController.NOTEWONTBESHOWN',
'Note: this message will not be shown to your visitors'
) . "\">" . _t(
'SilverStripe\\CMS\\Controllers\\ContentController.PUBLISHEDSITE',
'Published Site'
) . "</div>";
}
public function getLink()
{
return Controller::join_links($this->getLivePage()->PreviewLink(), '?stage=Live');
}
public function canView($member = null)
{
/** @var Versioned|DataObject $record */
$record = $this->record;
return (
$record->hasExtension(Versioned::class)
&& $record->hasStages()
&& $this->getLivePage()
&& $this->showLiveLink()
);
}
public function showLiveLink()
{
try {
return $this->record->config()->get('show_live_link');
} catch (\BadMethodCallException $e) {
// Not using `config()` or similar
return false;
}
}
public function isActive()
{
return (
(!Versioned::get_stage() || Versioned::get_stage() == 'Live')
&& !$this->isArchived()
);
}
protected function getLivePage()
{
$baseClass = $this->record->baseClass();
return Versioned::get_by_stage($baseClass, Versioned::LIVE)->byID($this->record->ID);
}
}