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<?php
header('Content-Type: text/javascript');
/**
* Resize images to a given size, and saving in a new file.
* resize.php?img=/relative/path/to/image.jpg&width=<pixels>&height=<pixels>[&to=/relative/path/to/newimage.jpg]
* relative to the base_dir given in config.inc.php
* This is pretty much just thumbs.php with some mods, I'm too lazy to do it properly
* @author $Author: ray $
* @version $Id: resizer.php 677 2007-01-19 22:24:36Z ray $
* @package ImageManager
*/
require_once('config.inc.php');
require_once('Classes/ImageManager.php');
require_once('Classes/Thumbnail.php');
function js_fail($message) { echo 'alert(\'' . $message . '\'); false'; exit; }
function js_success($resultFile) { echo '\'' . $resultFile . '\''; exit; }
//check for img parameter in the url
if(!isset($_GET['img']) || !isset($_GET['width']) || !isset($_GET['height']))
{
js_fail('Missing parameter.');
}
$manager = new ImageManager($IMConfig);
//get the image and the full path to the image
$image = $_GET['img'];
$fullpath = Files::makeFile($manager->getImagesDir(),$image);
//not a file, so exit
if(!is_file($fullpath))
{
js_fail("File {$fullpath} does not exist.");
}
$imgInfo = @getImageSize($fullpath);
//Not an image, bail out.
if(!is_array($imgInfo))
{
js_fail("File {$fullpath} is not an image.");
}
if(!isset($_GET['to']))
{
$resized = $manager->getResizedName($fullpath,$_GET['width'],$_GET['height']);
$_GET['to'] = $manager->getResizedName($image,$_GET['width'],$_GET['height'], FALSE);
}
else
{
$resized = Files::makeFile($manager->getImagesDir(),$_GET['to']);
}
// Check to see if it already exists
if(is_file($resized))
{
// And is newer
if(filemtime($resized) >= filemtime($fullpath))
{
js_success($_GET['to']);
}
}
// resize (thumbnailer will do this for us just fine)
$thumbnailer = new Thumbnail($_GET['width'],$_GET['height']);
$thumbnailer->proportional = FALSE;
$thumbnailer->createThumbnail($fullpath, $resized);
// did it work?
if(is_file($resized))
{
js_success($_GET['to']);
}
else
{
js_fail("Resize Failed.");
}
?>
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