phpython Code

<?php

$_PYTHON = array(
	"DEBUG" => array(
		"DUMP_TOKEN" => true
	),
	"PARSER" => null,
);

function python_start() {
	global $_PYTHON;
	
	require_once("lime/parse_engine.php");
	require_once("python.class");
	require_once("python-tokenizer.php");
	require_once("python-interface.php");

	$_PYTHON["PARSER"] = new parse_engine(new python());	
}

function python_eval($pycode) {
	global $_PYTHON;

	$parser = &$_PYTHON["PARSER"];	
	$codeln = 1;
	
	if (!strlen($pycode)) return;
	try {
		$parser-> reset();
		$tokens = python_tokenize($pycode);
		
		//var_dump($tokens);
		if ($_PYTHON["DEBUG"]["DUMP_TOKEN"]) {
			foreach($tokens as $token) {
				python_dump_token($token);
			}
			echo '<hr/>';
		}
		
		$alltok = count($tokens);
		$cursor = 0;
		
		while($cursor < $alltok) {
			$token0 = $tokens[$cursor];
			$token1 = isset($tokens[$cursor+1]);						
			$parser-> eat($token0["name"], $token0["value"]);			
			if ($_PYTHON["DEBUG"]["DUMP_TOKEN"]) {python_dump_token($token0);}
			if ($token0["name"] == "NEWLINE") {
				$codeln++;
			}			
			$cursor++;
		}
		
		$parser->eat_eof();
		
	} catch (parse_error $e) {
		echo '<pre>';
		echo $e->getMessage(), "\nLine: $codeln;", "\n";
		echo '</pre>';
	}
		
}

function python_file($filename) {
	$code = file_get_contents($filename);
	python_eval($code);
}

function python_exec($filename) {
	$code = file_get_contents($filename);
	#echo '<pre>';
	#echo htmlentities($code);
	#echo '</pre>';
	python_eval($code);
}

function python_build() {
	require_once("lime/lime.php");
	$code = parse_lime_grammar(dirname(__FILE__)."/python.lime");
	file_put_contents(dirname(__FILE__)."/python.class","<?php \n".$code."\n?>");
}

function python_sanitize($code) {
	return $code;
}

function re($regex,$input,&$output) {
	return preg_match($regex,$input,&$output);
}

function token($name,$value=null) {
	return array(
		"name" => $name,
		"value" => $value
	);
}

function python_parse_comment($comment) {
	global $_PYTHON;
	
	if (re("/^#\{([a-zA-Z_][a-zA-Z0-9_]*)\}:(.*)/",$comment,$r)){
		$_PYTHON["DEBUG"][$r[1]] = trim($r[2]);	
		#var_dump($_PYTHON["DEBUG"]);
	}
}

function python_dump_token($token) {
	echo '<span style="margin:0 2px 2px 0;display:inline-block;padding:0px 4px;font-family:arial;font-size:10px;background:yellow;color:#323232;border:1px solid #323232;">';
	if (is_object($token["value"])) {
		echo $token["name"].'('.strip_tags($token["value"]->name).')';
	} else {
		echo $token["name"].'('.strip_tags($token["value"]).')';
	}
	echo '</span>';
}