<?php
namespace eMacros\Runtime\Filter;
use eMacros\Runtime\GenericFunction;
class FilterVar extends GenericFunction {
/**
* Filters a value according to a specified filter
* Usage: (var 'yes' 'boolean')
* Returns: mixed
* (non-PHPdoc)
* @see \eMacros\Runtime\GenericFunction::execute()
*/
public function execute(array $arguments) {
if (empty($arguments)) {
//no args
throw new \BadFunctionCallException("FilterVar: No parameters found.");
}
if (!isset($arguments[1])) {
//no filter defined
throw new \BadFunctionCallException("FilterVar: No filter has been defined.");
}
if (!in_array($arguments[1], filter_list())) {
//unrecognized filter
throw new \InvalidArgumentException(sprintf("FilterVar: '%s' is not a valid filter.", strval($arguments[1])));
}
return filter_var($arguments[0], filter_id($arguments[1]));
}
}
?>
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