<?php
namespace eMacros\Runtime\Regex;
use eMacros\Applicable;
use eMacros\Symbol;
use eMacros\Scope;
use eMacros\GenericList;
class RegexMatch implements Applicable {
/**
* Returns the amount of matches found on the given subject
* Usage: (Regex::match "/([\d]{4})-([\d]{2})-([\d]{2})/" "2013-11-20" _matches Regex::OFFSET_CAPTURE 4)
* Returns: int
* (non-PHPdoc)
* @see \eMacros\Runtime\GenericFunction::apply()
*/
public function apply(Scope $scope, GenericList $arguments) {
$nargs = count($arguments);
if ($nargs < 2) {
throw new \BadFunctionCallException("RegexMatch: Function expects at least 2 parameters.");
}
if ($nargs == 2) {
return preg_match($arguments[0]->evaluate($scope), $arguments[1]->evaluate($scope));
}
else {
$target = $arguments[2];
if (!($target instanceof Symbol)) {
throw new \InvalidArgumentException(sprintf("RegexMatch: Expected symbol as third argument but %s was found instead.", substr(strtolower(strstr(get_class($arguments[2]), '\\')), 1)));
}
$ref = $target->symbol;
if ($nargs == 3) {
return preg_match($arguments[0]->evaluate($scope), $arguments[1]->evaluate($scope), $scope->symbols[$ref]);
}
elseif ($nargs == 4) {
return preg_match($arguments[0]->evaluate($scope), $arguments[1]->evaluate($scope), $scope->symbols[$ref], $arguments[3]->evaluate($scope));
}
else {
return preg_match($arguments[0]->evaluate($scope), $arguments[1]->evaluate($scope), $scope->symbols[$ref], $arguments[3]->evaluate($scope), $arguments[4]->evaluate($scope));
}
}
}
}
?>
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