For joe.

resize.php

<?php
$src = '../'.$_GET['url'];
$w = $_GET['w'];

$c = $_GET['c'];
if ($c != 1) {
	$c = 0;
}

if ($w % 1 == 0)
{

list($fw, $fh) = getimagesize($src);

$ext = substr($src, strrpos($src, '.'));
header('Content-Type: image/jpeg');

if ($w >= $fw) {
	if ($ext == '.png')
	{
		header('Content-Type: image/png');
	}
	
	$fp = fopen($src, 'rb');
}
else
{	
	$h = $_GET['h'];
	if ($h == NULL) {
		$ratio = $fh / $fw;
		$h = round($w * $ratio);
	}
	
	$img = @imagecreatefromjpeg($src) or
	$img = @imagecreatefrompng($src) or
	$img = false;

	if (!$img) {
		if ($ext == '.png')
		{
			header('Content-Type: image/png');
		}
		$fp = fopen($src, 'rb');
	} else {		
		$file = substr($src, strrpos($src, '/'));
		$cache = '../content/cache' . substr($file, 0, strpos($file, '.')).'_'.$w.'_'.$h.'_'.$c.'.jpg';
	
		if(!file_exists($cache) ) {
			@mkdir('../content/cache/');
			@chmod('../content/cache', 0777);
			
			if ($c == 1) {
				$ratio_orig = $fw/$fh;
     			if ($w/$h > $ratio_orig) {
     			   $new_height = $w/$ratio_orig;
     			   $new_width = $w;
     			} else {
     			   $new_width = $h*$ratio_orig;
     			   $new_height = $h;
     			}
	 			$new_width = round($new_width);
	 			$new_height = round($new_height);
     			$x_mid = $new_width/2;
     			$y_mid = $new_height/2;
     			
     			$process = @imagecreatetruecolor($new_width, $new_height);
	 			@imagecopyresampled($process, $img, 0, 0, 0, 0, $new_width, $new_height, $fw, $fh);
     			$result = @imagecreatetruecolor($w, $h);
		 		@imagecopyresampled($result, $process, 0, 0, ($x_mid-($w/2)), ($y_mid-($h/2)), $w, $h, $w, $h);
		 		@imagejpeg($result, $cache);
				@imagedestroy($process);
			} else {
		    	$result = @imagecreatetruecolor($w, $h);
				@imagecopyresampled($result, $img, 0, 0, 0, 0, $w, $h, $fw, $fh);
				@imagejpeg($result, $cache);
			}
			@imagedestroy($result);
	  	}
	  	$fp = fopen($cache, 'rb');
	}
}

fpassthru($fp);

}
?>