<?php

$ukterrorcopyright=<<<COPY
 ==================================
          UK Threat Level
 ==================================
   Version "Charlie" (2010-10-08)

  http://www.6times9.com/ukthreat/

  Copyright 2008  Richard Winskill
 ==================================
COPY;

//Information comes from http://www.homeoffice.gov.uk/security/current-threat-level/
//Don't know when it changed, but it's now http://www.homeoffice.gov.uk/counter-terrorism/current-threat-level/

if($page=@file("http://www.homeoffice.gov.uk/counter-terrorism/current-threat-level/")){;
	foreach($page as $line){
		if(strstr(trim($line), "The current threat level from international terrorism is")){
			$threat=trim(str_replace("The current threat level from international terrorism is", "", strip_tags($line)));
			break;
		}else{
			$threat="Unknown";
		}
	}
	$char=str_replace("Critical", "", str_replace("Severe", "", str_replace("Substantial", "", str_replace("Moderate", "", str_replace("Low", "", str_replace("Unknown", "", $threat))))));
	$threat=str_replace($char, "", $threat);
}else{
	$threat="N/A";
}

$threats=Array(
	"Critical" => Array("back" => "255,0,0", "fore" => "255,255,255", "desc" => "An attack is expected imminently"),
	"Severe" => Array("back" => "255,136,0", "fore" => "0,0,0", "desc" => "An attack is highly likely"),
	"Substantial" => Array("back" => "255,255,0", "fore" => "0,0,0", "desc" => "An attack is a strong possibility"),
	"Moderate" => Array("back" => "136,255,0", "fore" => "0,0,0", "desc" => "An attack is possible, but not likely"),
	"Low" => Array("back" => "0,255,0", "fore" => "0,0,0", "desc" => "An attack is unlikely"),
	"Unknown" => Array("back" => "0,0,0", "fore" => "255,255,255", "desc" => "The level could not be determined"),
	"N/A" => Array("back" => "0,0,0", "fore" => "255,255,255", "desc" => "The server could not be reached"),
);

if(!array_key_exists($threat, $threats)){$threat="Unknown";}

if((isset($_SERVER['HTTP_HOST']) and !strstr($_SERVER['HTTP_HOST'], "6times9.com")) or (isset($_SERVER['HTTP_REFERER']) and !strstr($_SERVER['HTTP_REFERER'], "6times9.com"))){$not6x9=1;}else{$not6x9=0;}

header("Content-Type: image/png");

//Setup
$levelfont=5;
$descfont=4;
$paddingtop=40;
$paddingside=20;
//URL
$url="http://www.6times9.com/javascript/ukthreat/";
if($not6x9){$urlw=imagefontwidth(1)*strlen($url);}else{$urlw=0;}
$urlh=imagefontheight(1);
//Text Sizes
$levelw=imagefontwidth($levelfont)*strlen($threat);
$levelh=imagefontheight($levelfont);
$descw=imagefontwidth($descfont)*strlen($threats[$threat]["desc"]);
$desch=imagefontheight($descfont);
//Image Sizes
$threatimgw=$levelw+$paddingside;
if(($urlw+8)>($descw+$paddingside)){ $descimgw=$urlw+8; }else{ $descimgw=$descw+$paddingside; }
$imagew=$threatimgw+$descimgw;
$imageh=$levelh+$paddingtop;
//Text Positioning
$levelx=floor(($threatimgw/2)-($levelw/2));
$levely=floor(($imageh/2)-($levelh/2));
$descx=$threatimgw+floor(($descimgw/2)-($descw/2));
$descy=floor(($imageh/2)-($desch/2));
//Image & Colours
$id=imagecreate($imagew,$imageh);
$bg=explode(",", $threats[$threat]["back"]);
$bg=imagecolorallocate($id, $bg[0], $bg[1], $bg[2]);
$fg=explode(",", $threats[$threat]["fore"]);
$fg=imagecolorallocate($id, $fg[0], $fg[1], $fg[2]);
$black=imagecolorallocate($id, 0, 0, 0);
$white=imagecolorallocate($id, 255, 255, 255);
//Output
imagefill($id, 0, 0, $bg);
imagefilledrectangle($id, $threatimgw, 1, $imagew-2, $imageh-2, $white);
imagestring($id, $levelfont, $levelx, $levely, $threat, $fg);
imagestring($id, $descfont, $descx, $descy, $threats[$threat]["desc"], $black);
if($not6x9){imagestring($id, 1, $imagew-4-$urlw, $imageh-2-$urlh, $url, $black);}
//Output to browser
imagepng($id);
//Image no longer required
imagedestroy($id);

?>