/**
* Check the path of the img, return full path of image if the requested image is found
*
*/
function __construct()
{
global $dataDir;
if (!isset($_GET['w']) || !isset($_GET['h']) || !isset($_GET['img'])) {
self::Send404();
//dies
}
$img = $_GET['img'];
$height = $_GET['h'];
$width = $_GET['w'];
$index = $_GET['i'];
if (!is_numeric($height) || !is_numeric($width)) {
self::Send404();
//dies
}
$img = \gp\tool\Files::NoNull($img);
//check file path
if (strpos($img, './') !== false || strpos($img, '%2f') !== false || strpos($img, '%2F') !== false) {
return false;
}
//make sure the index is set
gp_resized::SetIndex();
if (!isset(self::$index[$index])) {
self::Send404();
//dies
}
//if the image has been renamed, redirect to the new name
$index_img = self::$index[$index];
if ($index_img != $img) {
$path = \gp\tool::GetDir('/include/image.php', false) . '?i=' . $index . '&w=' . $width . '&h=' . $height . '&img=' . rawurlencode($index_img);
\gp\tool::Redirect($path);
}
$info = self::ImageInfo($img, $width, $height);
$folder = $dataDir . '/data/_resized/' . $info['index'];
$full_path = $folder . '/' . $info['name'];
//if it exists return true
if (file_exists($full_path)) {
header('Cache-Control: public, max-age=5184000');
//60 days
//attempt to send 304
$stats = lstat($full_path);
if ($stats) {
\gp\tool::Send304(\gp\tool::GenEtag($stats['mtime'], $stats['size']));
}
header('Content-Transfer-Encoding: binary');
header('Content-Type: ' . $info['ctype']);
readfile($full_path);
die;
}
//redirect to next largest image if available
$usage = self::GetUsage($info['index']);
foreach ($usage as $size => $data) {
if (!$data['uses']) {
continue;
}
list($use_width, $use_height) = explode('x', $size);
if ($use_width >= $width && $use_height > $height || $use_width > $width && $use_height >= $height) {
$path = \gp\tool::GetDir('/include/image.php', false) . '?i=' . $index . '&w=' . $use_width . '&h=' . $use_height . '&img=' . rawurlencode($img);
\gp\tool::Redirect($path);
//dies
}
}
//redirect to full size image
$original = \gp\tool::GetDir('/data/_uploaded' . $img, false);
\gp\tool::Redirect($original);
//dies
}
public static function RunOut()
{
global $page;
$page->RunScript();
//prepare the admin content
if (\gp\tool::LoggedIn()) {
\gp\admin\Tools::AdminHtml();
}
//decide how to send the content
self::Prep();
switch (\gp\tool::RequestType()) {
// <a data-cmd="admin_box">
case 'flush':
self::Flush();
break;
// remote request
// file browser
// remote request
// file browser
case 'body':
\gp\tool::CheckTheme();
self::BodyAsHTML();
break;
case 'admin':
self::AdminHtml();
break;
// <a data-cmd="gpajax">
// <a data-cmd="gpabox">
// <input data-cmd="gpabox">
// <a data-cmd="gpajax">
// <a data-cmd="gpabox">
// <input data-cmd="gpabox">
case 'json':
\gp\tool::CheckTheme();
\gp\tool\Output\Ajax::Response();
break;
case 'content':
self::Content();
break;
default:
\gp\tool::CheckTheme();
self::Template();
break;
}
// if logged in, don't send 304 response
if (\gp\tool::LoggedIn()) {
//empty edit links if there isn't a layout
if (!$page->gpLayout) {
self::$editlinks = '';
}
return;
}
// attempt to send 304 response
if ($page->fileModTime > 0) {
global $wbMessageBuffer;
$len = strlen(self::$head_content) + strlen(self::$head_js) + ob_get_length();
if (count($wbMessageBuffer)) {
$len += strlen(json_encode($wbMessageBuffer));
}
\gp\tool::Send304(\gp\tool::GenEtag($page->fileModTime, $len));
}
}