<?php
/**
* Implements qtag PERMISSION.
*
* Show a permission of a node.
*
* @param Environment $env
* The Environment.
*
* @param string $target
* The qtag's target.
*
* @param array $attributes
* The qtag's attributes.
*
* @return string
* The rendered qtag.
*/
function qtag_PERMISSION($env, $target, $attributes) {
$node = empty($target) ? NodeFactory::current($env) : NodeFactory::load($env, $target);
if ($node->isNew()) {
$permission = 'inherit';
}
else {
if (!empty($node->getAttributeJSON('permissions')->{$attributes['name']})) {
// Try to fetch the permission from the node, first.
$permission = $node->getAttributeJSON('permissions')->{$attributes['name']};
}
else {
$permission = $node->getPermission($attributes['name']);
}
}
return $permission;
}
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