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<?php
/*
* This file belongs to the package "TYPO3 Fluid".
* See LICENSE.txt that was shipped with this package.
*/
namespace TYPO3Fluid\Fluid\ViewHelpers;
use TYPO3Fluid\Fluid\Core\Compiler\TemplateCompiler;
use TYPO3Fluid\Fluid\Core\Parser\SyntaxTree\ViewHelperNode;
use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper;
/**
* Else-Branch of a condition. Only has an effect inside of ``f:if``.
* See the ``f:if`` ViewHelper for documentation.
*
* Examples
* ========
*
* Output content if condition is not met
* --------------------------------------
*
* ::
*
* <f:if condition="{someCondition}">
* <f:else>
* condition was not true
* </f:else>
* </f:if>
*
* Output::
*
* Everything inside the "else" tag is displayed if the condition evaluates to FALSE.
* Otherwise nothing is outputted in this example.
*
* @see TYPO3Fluid\Fluid\ViewHelpers\IfViewHelper
* @api
*/
class ElseViewHelper extends AbstractViewHelper
{
/**
* @var bool
*/
protected $escapeOutput = false;
public function initializeArguments()
{
$this->registerArgument('if', 'boolean', 'Condition expression conforming to Fluid boolean rules');
}
/**
* @return string the rendered string
* @api
*/
public function render()
{
return $this->renderChildren();
}
/**
* @param string $argumentsName
* @param string $closureName
* @param string $initializationPhpCode
* @param ViewHelperNode $node
* @param TemplateCompiler $compiler
* @return string|null
*/
public function compile($argumentsName, $closureName, &$initializationPhpCode, ViewHelperNode $node, TemplateCompiler $compiler)
{
return '\'\'';
}
}