function getThumb()
{
global $db, $prefix, $iConfig, $moduleName;
$pictureId = intval($_GET['pictureid']);
$thumbsPath = $iConfig['thumbs_path'];
$uploadPath = $iConfig['upload_path'];
$thumbsFormat = strtolower($iConfig['thumbs_format']);
$thumbsRealPath = iPath($thumbsPath);
if ($pictureId) {
$picture = $db->sql_fetchrow($db->sql_query('SELECT * FROM ' . $prefix . '_igallery_pictures WHERE picture_id=' . $pictureId . ' LIMIT 0,1'));
$filename = $picture['picture_file'];
$pictureType = $picture['picture_type'];
$albumId = intval($picture['album_id']);
$album = $db->sql_fetchrow($db->sql_query('SELECT album_title, album_folder FROM ' . $prefix . '_igallery_albums WHERE album_id=\'' . $albumId . '\' LIMIT 0,1'));
$folderName = $album['album_folder'];
$info = pathinfo($filename);
$rawFilename = str_replace($info['extension'], '', $filename);
if ($pictureType) {
$thumb = iPath($uploadPath . 'thumbs/' . $rawFilename . $thumbsFormat);
if (file_exists($thumb)) {
$thumbPath = $thumb;
} else {
createThumb($moduleName, '', $filename, $type = 1);
$thumbPath = NUKE_BASE_DIR . 'modules/' . $moduleName . '/images/no_image.png';
}
} else {
$thumb = iPath($thumbsPath . $folderName . '/' . $rawFilename . $thumbsFormat);
if (!file_exists($thumbsRealPath . $folderName)) {
@mkdir($thumbsRealPath . $folderName);
}
if (file_exists($thumb)) {
$thumbPath = $thumb;
} else {
createThumb($moduleName, $folderName, $filename);
$thumbPath = NUKE_BASE_DIR . 'modules/' . $moduleName . '/images/no_image.png';
}
}
}
if (!isset($thumbPath) || empty($thumbPath)) {
$thumbPath = NUKE_BASE_DIR . 'modules/' . $moduleName . '/images/no_image.png';
}
if (file_exists($thumbPath) && is_readable($thumbPath)) {
$info = getimagesize($thumbPath);
$offset = 3600 * 24 * 60;
// Set offset to keep in cache for 2 months (thumbs would not really change that much)
header('Cache-Control: max-age=' . $offset . ', must-revalidate');
header('Content-type: ' . $info['mime']);
header('Expires: ' . gmdate('D, d M Y H:i:s', time() + $offset) . ' GMT');
// check if the browser is sending a $_SERVER['HTTP_IF_MODIFIED_SINCE'] global variable
if (isset($_SERVER['HTTP_IF_MODIFIED_SINCE'])) {
// if the browser has a cached version of this image, send 304
header('Last-Modified: ' . $_SERVER['HTTP_IF_MODIFIED_SINCE'], true, 304);
exit;
}
header('Last-Modified: ' . gmdate('D, d M Y H:i:s', filemtime($thumbPath)) . ' GMT');
ob_start();
readfile($thumbPath);
//ob_end_flush();
$outputImage = ob_get_contents();
//header('Content-length: '.ob_get_length()); //This was causing a loop reloading the picture 'til browser just give up (Google Chrome)
ob_end_clean();
echo $outputImage;
}
exit;
}
function galPreviewUploaded()
{
global $db, $prefix, $iConfig, $moduleName;
$uploadPath = $iConfig['upload_path'];
$filename = $_GET['file'];
$img = iPath($uploadPath . $filename);
if (file_exists($img)) {
$imgPath = $img;
} else {
$imgPath = NUKE_BASE_DIR . 'modules/' . $moduleName . '/images/no_image.png';
}
$info = getimagesize($imgPath);
header('Content-type: ' . $info['mime']);
readfile($imgPath);
exit;
}
