/**
* Event onAfterRoute
*
* @param null
*
* @return null
*/
public function onAfterRoute()
{
$app = JFactory::getApplication();
$jinput = $app->input;
// Don't do anything for non scriptmerge pages
if ($jinput->getCmd('option') != 'com_scriptmerge') {
return false;
}
// Check for frontend
if ($app->isSite() == false) {
return false;
}
// Require the helper
require_once JPATH_SITE . '/components/com_scriptmerge/helpers/helper.php';
$helper = new ScriptMergeHelper();
// Send the content-type header
$type = $jinput->getString('type');
if ($type == 'css') {
header('Content-Type: text/css');
} else {
header('Content-Type: application/javascript');
}
// Read the files parameter
$files = $jinput->getString('files');
$buffer = null;
if (!empty($files)) {
$files = $helper->decodeList($files);
foreach ($files as $file) {
if ($type == 'css') {
if (!preg_match('/\\.css$/', $file)) {
continue;
}
$buffer .= $helper->getCssContent($file);
} else {
if (!preg_match('/\\.js$/', $file)) {
continue;
}
$buffer .= $helper->getJsContent($file);
}
}
}
// Clean up CSS-code
if ($type == 'css') {
$buffer = ScriptMergeHelper::cleanCssContent($buffer);
// Clean up JS-code
} else {
$buffer = ScriptMergeHelper::cleanJsContent($buffer);
}
// Construct the expiration time
$expires = (int) ($helper->getParams()->get('expiration', 30) * 60);
// Set the expiry in the future
if ($expires > 0) {
header('Cache-Control: public, max-age=' . $expires);
header('Expires: ' . gmdate('D, d M Y H:i:s', time() + $expires));
// Set the expiry in the past
} else {
header("Cache-Control: no-cache, no-store, must-revalidate");
header('Expires: ' . gmdate('D, d M Y H:i:s', time() - 60 * 60 * 24));
}
header('Vary: Accept-Encoding');
header('Last-Modified: ' . gmdate('D, d M Y H:i:s', time()));
header('ETag: ' . md5($buffer));
if (function_exists('gzencode') && ScriptMergeHelper::getParams()->get('force_gzip', 0) == 1) {
header('Content-Encoding: gzip');
print gzencode($buffer);
} else {
print $buffer;
}
// Close the application
$application = JFactory::getApplication();
$application->close();
}
$buffer .= $helper->getCssContent($file);
} else {
if (!preg_match('/\\.js$/', $file)) {
continue;
}
$buffer .= $helper->getJsContent($file);
}
}
}
// Clean up CSS-code
if ($type == 'css') {
$buffer = ScriptMergeHelper::cleanCssContent($buffer);
// Clean up JS-code
} else {
$buffer = ScriptMergeHelper::cleanJsContent($buffer);
}
// Handle GZIP support
$compression = false;
if (function_exists('gzencode') && ScriptMergeHelper::getParams()->get('force_gzip', 0) == 1) {
$gzip = strstr($_SERVER['HTTP_ACCEPT_ENCODING'], 'gzip');
$deflate = strstr($_SERVER['HTTP_ACCEPT_ENCODING'], 'deflate');
$compression = $gzip ? 'gzip' : ($deflate ? 'deflate' : false);
$buffer = gzencode($buffer, 9, $gzip ? FORCE_GZIP : FORCE_DEFLATE);
}
// Send HTTP-headers
ScriptMergeHelper::sendHttpHeaders($buffer, $helper->getParams(), $compression);
// Print the buffer
print $buffer;
// Close the application
$application = JFactory::getApplication();
$application->close();
