/**
* Handles the appearance of an object accessor (like {posts.author.email}).
* Creates a new instance of \TYPO3Fluid\Fluid\ObjectAccessorNode.
*
* Handles ViewHelpers as well which are in the shorthand syntax.
*
* @param ParsingState $state The current parsing state
* @param string $objectAccessorString String which identifies which objects to fetch
* @param string $delimiter
* @param string $viewHelperString
* @param string $additionalViewHelpersString
* @return void
*/
protected function objectAccessorHandler(ParsingState $state, $objectAccessorString, $delimiter, $viewHelperString, $additionalViewHelpersString)
{
$viewHelperString .= $additionalViewHelpersString;
$numberOfViewHelpers = 0;
// The following post-processing handles a case when there is only a ViewHelper, and no Object Accessor.
// Resolves bug #5107.
if (strlen($delimiter) === 0 && strlen($viewHelperString) > 0) {
$viewHelperString = $objectAccessorString . $viewHelperString;
$objectAccessorString = '';
}
// ViewHelpers
$matches = array();
if (strlen($viewHelperString) > 0 && preg_match_all(Patterns::$SPLIT_PATTERN_SHORTHANDSYNTAX_VIEWHELPER, $viewHelperString, $matches, PREG_SET_ORDER) > 0) {
// The last ViewHelper has to be added first for correct chaining.
foreach (array_reverse($matches) as $singleMatch) {
if (strlen($singleMatch['ViewHelperArguments']) > 0) {
$arguments = $this->recursiveArrayHandler($singleMatch['ViewHelperArguments']);
} else {
$arguments = array();
}
$viewHelperNode = $this->initializeViewHelperAndAddItToStack($state, $singleMatch['NamespaceIdentifier'], $singleMatch['MethodIdentifier'], $arguments);
if ($viewHelperNode) {
$numberOfViewHelpers++;
}
}
}
// Object Accessor
if (strlen($objectAccessorString) > 0) {
if ($state->isCompilable() && !$state->isCompiled()) {
$accessors = VariableExtractor::extractAccessors($state->getVariableContainer(), $objectAccessorString);
} else {
$accessors = array();
}
$node = new ObjectAccessorNode($objectAccessorString, $accessors);
$this->callInterceptor($node, InterceptorInterface::INTERCEPT_OBJECTACCESSOR, $state);
$state->getNodeFromStack()->addChildNode($node);
}
// Close ViewHelper Tags if needed.
for ($i = 0; $i < $numberOfViewHelpers; $i++) {
$node = $state->popNodeFromStack();
$this->callInterceptor($node, InterceptorInterface::INTERCEPT_CLOSING_VIEWHELPER, $state);
$state->getNodeFromStack()->addChildNode($node);
}
}
/**
* @param mixed $subject
* @param string $path
* @param mixed $expected
* @test
* @dataProvider getAccessorsForPathTestValues
*/
public function testGetAccessorsForPath($subject, $path, $expected)
{
$result = VariableExtractor::extractAccessors($subject, $path);
$this->assertEquals($expected, $result);
}
