<?php
namespace eMacros\Runtime\Filter;
use eMacros\Runtime\GenericFunction;
class FilterHasVar extends GenericFunction {
/**
* Filter types
* @var array
*/
public static $filter_types = array(INPUT_GET, INPUT_POST, INPUT_COOKIE, INPUT_SERVER, INPUT_ENV, INPUT_SESSION);
/**
* Checks whether a given index is defined on a global array
* Usage: (has-var POST 'message')
* Returns: boolean
* (non-PHPdoc)
* @see \eMacros\Runtime\GenericFunction::execute()
*/
public function execute(array $arguments) {
if (empty($arguments)) {
//no args
throw new \BadFunctionCallException("FilterHasVar: No parameters found.");
}
if (!isset($arguments[1])) {
//no filter defined
throw new \BadFunctionCallException("FilterHasVar: No filter has been defined.");
}
if (!in_array($arguments[0], self::$filter_types)) {
//unknown filter
throw new \InvalidArgumentException(sprintf("FilterHasVar: Filter type '%s' ", strval($arguments[0])));
}
return filter_has_var(self::$filter_types[$arguments[0]], $arguments[1]);
}
}
?>
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