cyclomaticcomplexity/cyclomatic_calculator.php

<?php

function process()
{
	$language = isset($_REQUEST['language']) ? $_REQUEST['language'] : null;
	
	if(!$language)
	{
		return array("error" => "Language not requested. Please pass the GET parameter 'language'.");
	}
	
	if(isset($_POST['code']))
	{
		$code = $_POST['code'];
		if($_POST['code'] == '')
		{
			$code = "if(true) { echo 'hello'; }";
		}
		elseif(empty(trim($code)))
		{
			return array(
					"error" => "No code provided to analyze. Please pass the POST parameter 'code'.");
		}
	}
	
	switch (strtolower($language))
	{
		case 'php':
			include ("cc_php.php");
			break;
		default:
			return array("error" => "Language not supported.");
	}
	return array("value" => calculate($code));
}

echo json_encode(process());