<?php
$CHECKSTART = microtime(true);
include_once("includes/functions.php");

if ($_REQUEST['reload']){
	js_recache($GLOBAL['js_cache']);
}

$v = sql(intval($_REQUEST['v']));

if ($v <= $GLOBAL['js_cache']){
	$fname = "cache/js_" . $CHANNEL . "_" . $v . ".js";
	if(!file_exists($fname)){
		//needs to be recached
		js_recache($v);
	}
	header("Content-Type: text/javascript");
	header('Expires: ' . gmdate('D, d M Y H:i:s', time()+2592000) . ' GMT',true); //cache for a month
	header("Pragma: public",true);
	header("Cache-Control: must-revalidate, post-check=0, pre-check=0",true);
	print file_get_contents($fname);
	exit;
}else{
	$CAT_ID = $CATROOT;
	$META_TITLE = 'Page Not Found' . $PAGE_SUFFIX;
	header("HTTP/1.0 404 Not Found");
	include_once($GLOBAL_PATH . "404.php");
	exit;
}

function js_recache($v){
global $CHECKSTART, $SITE, $CHANNEL, $HTTPSALL;
	include_once("includes/JSMin.php");
	$home_url = "https://" . $SITE . "/?cache_js=true&version_ts=" . $CHECKSTART;
	print $home_url;
	$html = file_get_contents($home_url);
	preg_match_all("[\<!--#CACHE_JS_START#-->([A-Za-z0-9_ :/.,\?<>\-!\t\n\r\"=\[\]]*)?<!--#CACHE_JS_END#-->]", $html, $reg, PREG_PATTERN_ORDER);
	$ignore = false;
	$js = array();
	$js_code = "";
	if (is_array($reg)){
		foreach($reg[0] as $match_id => $match){
			$js_lines = explode("\n",$match);
			foreach($js_lines as $js_line){
				if (strpos($js_line,'src')!== false){
					$url_start = strpos($js_line,"src=\"") + 5;
					$url_end = strpos($js_line,'"',$url_start);
					$url = substr($js_line,$url_start,$url_end - $url_start);
					if ($url){
						$js_url = "https://" . $SITE . $url;
						$js[] = $js_url;
					}
				}
			}
		}
	}
	foreach($js as $inc){
		$js_code .= JSMin::minify(file_get_contents($inc)) . "\n";
	}
	$fname = "cache/js_" . $CHANNEL . "_" . $v . ".js";
	chmod("cache", 0777);
	file_put_contents($fname,$js_code);
}

function minify_js($js){
	return trim($js);
}
?>