/**
* Merges arrays/Traversables $a and $b into an array
*
* @param mixed $a First array/Traversable
* @param mixed $b Second array/Traversable
* @param boolean $useKeys If TRUE, comparison is done while also observing (and merging) the keys used in each array
* @return array
*/
public function render($a, $b, $useKeys = TRUE)
{
$this->useKeys = (bool) $useKeys;
$a = ViewHelperUtility::arrayFromArrayOrTraversableOrCSV($a, $useKeys);
$b = ViewHelperUtility::arrayFromArrayOrTraversableOrCSV($b, $useKeys);
$merged = GeneralUtility::array_merge_recursive_overrule($a, $b);
return $merged;
}
/**
* @return array
*/
public function render()
{
$a = $this->arguments['a'];
if (NULL === $a) {
$a = $this->renderChildren();
}
$a = ViewHelperUtility::arrayFromArrayOrTraversableOrCSV($a);
$b = ViewHelperUtility::arrayFromArrayOrTraversableOrCSV($this->arguments['b']);
return array_intersect($a, $b);
}
/**
* @return array
*/
public function render()
{
$subject = $this->arguments['subject'];
if (NULL === $subject) {
$subject = $this->renderChildren();
}
$subject = ViewHelperUtility::arrayFromArrayOrTraversableOrCSV($subject);
$content = array_keys($subject);
// Return if no assign
$as = $this->arguments['as'];
if (TRUE === empty($as)) {
return $content;
}
$variables = array($as => $content);
$output = ViewHelperUtility::renderChildrenWithVariables($this, $this->templateVariableContainer, $variables);
return $output;
}
/**
* Parses the supplied flags into the proper value for the sorting
* function.
*
* @return integer
*/
protected function getSortFlags()
{
$constants = ViewHelperUtility::arrayFromArrayOrTraversableOrCSV($this->arguments['sortFlags']);
$flags = 0;
foreach ($constants as $constant) {
if (FALSE === in_array($constant, $this->allowedSortFlags)) {
throw new Exception('The constant "' . $constant . '" you\'re trying to use as a sortFlag is not allowed. Allowed constants are: ' . implode(', ', $this->allowedSortFlags) . '.', 1404220538);
}
$flags = $flags | constant(trim($constant));
}
return $flags;
}
