Add an image to each page in the tree
|
public static addPageIcon ( array $row, string $label, |
||
| $row | array | |
| $label | string | |
| $dc | ||
| $imageAttribute | string | |
| $blnReturnImage | boolean | |
| $blnProtected | boolean | |
| return | string | |
/**
* Add a breadcrumb menu to the page tree
*
* @param string $strKey
*
* @throws AccessDeniedException
* @throws \RuntimeException
*/
public static function addPagesBreadcrumb($strKey = 'tl_page_node')
{
/** @var AttributeBagInterface $objSession */
$objSession = \System::getContainer()->get('session')->getBag('contao_backend');
// Set a new node
if (isset($_GET['pn'])) {
// Check the path (thanks to Arnaud Buchoux)
if (\Validator::isInsecurePath(\Input::get('pn', true))) {
throw new \RuntimeException('Insecure path ' . \Input::get('pn', true));
}
$objSession->set($strKey, \Input::get('pn', true));
\Controller::redirect(preg_replace('/&pn=[^&]*/', '', \Environment::get('request')));
}
$intNode = $objSession->get($strKey);
if ($intNode < 1) {
return;
}
// Check the path (thanks to Arnaud Buchoux)
if (\Validator::isInsecurePath($intNode)) {
throw new \RuntimeException('Insecure path ' . $intNode);
}
$arrIds = array();
$arrLinks = array();
$objUser = \BackendUser::getInstance();
// Generate breadcrumb trail
if ($intNode) {
$intId = $intNode;
$objDatabase = \Database::getInstance();
do {
$objPage = $objDatabase->prepare("SELECT * FROM tl_page WHERE id=?")->limit(1)->execute($intId);
if ($objPage->numRows < 1) {
// Currently selected page does not exist
if ($intId == $intNode) {
$objSession->set($strKey, 0);
return;
}
break;
}
$arrIds[] = $intId;
// No link for the active page
if ($objPage->id == $intNode) {
$arrLinks[] = \Backend::addPageIcon($objPage->row(), '', null, '', true) . ' ' . $objPage->title;
} else {
$arrLinks[] = \Backend::addPageIcon($objPage->row(), '', null, '', true) . ' <a href="' . \Backend::addToUrl('pn=' . $objPage->id) . '" title="' . \StringUtil::specialchars($GLOBALS['TL_LANG']['MSC']['selectNode']) . '">' . $objPage->title . '</a>';
}
// Do not show the mounted pages
if (!$objUser->isAdmin && $objUser->hasAccess($objPage->id, 'pagemounts')) {
break;
}
$intId = $objPage->pid;
} while ($intId > 0 && $objPage->type != 'root');
}
// Check whether the node is mounted
if (!$objUser->hasAccess($arrIds, 'pagemounts')) {
$objSession->set($strKey, 0);
throw new AccessDeniedException('Page ID ' . $intNode . ' is not mounted.');
}
// Limit tree
$GLOBALS['TL_DCA']['tl_page']['list']['sorting']['root'] = array($intNode);
// Add root link
$arrLinks[] = \Image::getHtml('pagemounts.svg') . ' <a href="' . \Backend::addToUrl('pn=0') . '" title="' . \StringUtil::specialchars($GLOBALS['TL_LANG']['MSC']['selectAllNodes']) . '">' . $GLOBALS['TL_LANG']['MSC']['filterAll'] . '</a>';
$arrLinks = array_reverse($arrLinks);
// Insert breadcrumb menu
$GLOBALS['TL_DCA']['tl_page']['list']['sorting']['breadcrumb'] .= '
<ul id="tl_breadcrumb">
<li>' . implode(' > </li><li>', $arrLinks) . '</li>
</ul>';
}