root/trunk/plog-thumb.php

<?php

// This is mostly an interface for the XML service to get thumbnail URLs
// without having to generate the thumb at the time that the URL is
// needed.

require(dirname(__FILE__)."/plog-globals.php");
require(dirname(__FILE__)."/plog-include/plog-functions.php");

/**
* plog-thumb.php interface for XML service
*
* Purpose: Provide a link to a thumbnail for a picture even when the thumbnail
* may not have been generated yet.
*
* @param int id (required)
* @param int type (default 1, any of 1,2,3,4)
*/

if (!isset($_REQUEST["id"]) || (intval($_REQUEST["id"]) == 0)) exit;
if (!isset($_REQUEST["type"])) $_REQUEST["type"] = 1;

$query = "SELECT
    `path`,
    `id`
    FROM `plogger_pictures`
    WHERE `id`=".intval($_REQUEST["id"]);
$result = run_query($query);
$thumb = mysql_fetch_assoc($result);

$thumb["type"] = intval($_REQUEST["type"]);

$path = generate_thumb($thumb["path"], $thumb["id"], $thumb["type"]);

// make sure the generated url and the browser url have the same domain syntax
$browser_www = strpos($_SERVER['HTTP_HOST'], 'www');
$thumb_www = strpos($path, 'www');
if ($browser_www !== $thumb_www) {
    if ($browser_www === false) {
        $path = str_replace('www', '', $path);
    } else {
        $path = str_replace('//', '//www.', $path);
    }
}

header("Location: ".$path);
exit;

?>