if (file_exists($cacheKey)) {
$modx->log(modX::LOG_LEVEL_DEBUG, '[phpThumbOf] Using cached file found for thumb: ' . $cacheKey);
$output = str_replace(' ', '%20', $cacheUrl);
} else {
/* actually make the thumbnail */
//return $cacheKey;
if ($phpThumb->GenerateThumbnail()) {
// this line is VERY important, do not remove it!
if ($phpThumb->RenderToFile($cacheKey)) {
$output = str_replace(' ', '%20', $cacheUrl);
} else {
$modx->log(modX::LOG_LEVEL_ERROR, '[phpThumbOf] Could not cache thumb "' . $src . '" to file at: ' . $cacheKey . ' - Debug: ' . print_r($phpThumb->debugmessages, true));
}
} else {
$modx->log(modX::LOG_LEVEL_ERROR, '[phpThumbOf] Could not generate thumbnail: ' . $src . ' - Debug: ' . print_r($phpThumb->debugmessages, true));
}
}
if (!headers_sent()) {
$headers = $modx->request->getHeaders();
$mtime = filemtime($cacheKey);
if (isset($headers['If-Modified-Since']) && strtotime($headers['If-Modified-Since']) == $mtime) {
// cache is good, send 304
header('Last-Modified: ' . gmdate('D, d M Y H:i:s', $mtime) . ' GMT', true, 304);
exit;
}
header('Last-Modified: ' . gmdate('D, d M Y H:i:s', $mtime) . ' GMT', true, 200);
$phpThumb->setOutputFormat();
header('Content-Type: ' . phpthumb_functions::ImageTypeToMIMEtype($phpThumb->thumbnailFormat));
header('Content-Disposition: inline; filename="' . basename($src) . '"');
}
return file_get_contents($cacheKey);
