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<?php
/**
* @link https://craftcms.com/
* @copyright Copyright (c) Pixel & Tonic, Inc.
* @license https://craftcms.github.io/license/
*/
namespace craft\elements\actions;
use Craft;
use craft\base\ElementAction;
use craft\helpers\Json;
/**
* NewChild represents a New Child element action.
*
* @author Pixel & Tonic, Inc. <support@pixelandtonic.com>
* @since 3.0.0
*/
class NewChild extends ElementAction
{
// Properties
// =========================================================================
/**
* @var string|null The trigger label
*/
public $label;
/**
* @var int|null The maximum number of levels that the structure is allowed to have
*/
public $maxLevels;
/**
* @var string|null The URL that the user should be taken to after clicking on this element action
*/
public $newChildUrl;
// Public Methods
// =========================================================================
/**
* @inheritdoc
*/
public function init()
{
if ($this->label === null) {
$this->label = Craft::t('app', 'New child');
}
}
/**
* @inheritdoc
*/
public function getTriggerLabel(): string
{
return $this->label;
}
/**
* @inheritdoc
*/
public function getTriggerHtml()
{
$type = Json::encode(static::class);
$maxLevels = Json::encode($this->maxLevels);
$newChildUrl = Json::encode($this->newChildUrl);
$js = <<<EOD
(function()
{
var trigger = new Craft.ElementActionTrigger({
type: {$type},
batch: false,
validateSelection: function(\$selectedItems)
{
return (!$maxLevels || $maxLevels > \$selectedItems.find('.element').data('level'));
},
activate: function(\$selectedItems)
{
Craft.redirectTo(Craft.getUrl($newChildUrl, 'parentId='+\$selectedItems.find('.element').data('id')));
}
});
if (Craft.elementIndex.view.structureTableSort)
{
Craft.elementIndex.view.structureTableSort.on('positionChange', $.proxy(trigger, 'updateTrigger'));
}
})();
EOD;
Craft::$app->getView()->registerJs($js);
}
}
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