/**
* Restores $variables in $variableContainer
*
* @param TemplateVariableContainer $variableContainer
* @param array $variables
* @param array $backups
* @return void
*/
public static function restoreVariables(TemplateVariableContainer $variableContainer, array $variables, array $backups)
{
foreach ($variables as $variableName => $variableValue) {
$variableContainer->remove($variableName);
if (TRUE === isset($backups[$variableName])) {
$variableContainer->add($variableName, $variableValue);
}
}
}
/**
* Save the associated view helper node in a static public class variable.
* called directly after the view helper was built.
*
* @param \TYPO3\CMS\Fluid\Core\Parser\SyntaxTree\ViewHelperNode $syntaxTreeNode
* @param array $viewHelperArguments
* @param \TYPO3\CMS\Fluid\Core\ViewHelper\TemplateVariableContainer $variableContainer
* @return void
*/
public static function postParseEvent(\TYPO3\CMS\Fluid\Core\Parser\SyntaxTree\ViewHelperNode $syntaxTreeNode, array $viewHelperArguments, \TYPO3\CMS\Fluid\Core\ViewHelper\TemplateVariableContainer $variableContainer)
{
$sectionName = $viewHelperArguments['name']->getText();
if (!$variableContainer->exists('sections')) {
$variableContainer->add('sections', array());
}
$sections = $variableContainer->get('sections');
$sections[$sectionName] = $syntaxTreeNode;
$variableContainer->remove('sections');
$variableContainer->add('sections', $sections);
}
/**
* @param array $variables
* @param array $backups
* @param \TYPO3\CMS\Fluid\Core\ViewHelper\TemplateVariableContainer $templateVariableContainer
* @return void
*/
private static function restoreVariables(array $variables, array $backups, $templateVariableContainer)
{
foreach ($variables as $variableName => $variableValue) {
$templateVariableContainer->remove($variableName);
if (true === isset($backups[$variableName])) {
$templateVariableContainer->add($variableName, $variableValue);
}
}
}
/**
* @test
* @expectedException \TYPO3\CMS\Fluid\Core\ViewHelper\Exception\InvalidVariableException
*/
public function removeReallyRemovesVariables()
{
$this->variableContainer->add('variable', 'string1');
$this->variableContainer->remove('variable');
$this->variableContainer->get('variable');
}
