1 files changed, 53 insertions, 0 deletions

diff --git a/framework/Web/Javascripts/js/clientscripts.php b/framework/Web/Javascripts/js/clientscripts.php
new file mode 100644
index 00000000..2bc206da
--- /dev/null
+++ b/framework/Web/Javascripts/js/clientscripts.php
@@ -0,0 +1,53 @@
+<?php

+/**

+ * This file compresses the javascript files using GZip 

+ *

+ * Todo:

+ *  - Add local file cache for the GZip:ed version.

+ */

+

+if(isset($_GET['nocache']))

+	$expiresOffset = -10000; //no cache

+else

+	$expiresOffset = 3600 * 24 * 10;		// 10 days util client cache expires

+

+// Get data to load

+$library = array( 'base', 'dom', 'effects', 'controls', 'logger',

+	'ajax', 'rico', 'validator', 'datepicker');

+

+$param = isset($_GET['js']) ? $_GET['js'] : '';

+

+//check for proper matching parameters, otherwise exit;

+if(preg_match('/(\w)+(,\w+)*/', $param)) $js = explode(',', $param); else exit();

+foreach($js as $lib) if(!in_array($lib, $library)) exit(); 

+

+// Only gzip the contents if clients and server support it

+if (isset($_SERVER['HTTP_ACCEPT_ENCODING']))

+	$encodings = explode(',', strtolower($_SERVER['HTTP_ACCEPT_ENCODING']));

+else

+	$encodings = array();

+

+// Check for gzip header or northon internet securities

+if ((in_array('gzip', $encodings) || isset($_SERVER['---------------'])) 

+		&& function_exists('ob_gzhandler') && !ini_get('zlib.output_compression'))

+	ob_start("ob_gzhandler");

+

+// Output rest of headers

+header('Content-type: text/javascript; charset: UTF-8');

+// header("Cache-Control: must-revalidate");

+header('Vary: Accept-Encoding'); // Handle proxies

+header('Expires: ' . @gmdate('D, d M Y H:i:s', @time() + $expiresOffset) . ' GMT');

+

+foreach($js as $lib)

+{

+	$file = realpath($lib.'.js');

+	if(is_file($file))

+		echo file_get_contents($file);

+	else //log missings files to console logger

+	{

+		echo 'setTimeout(function(){ if(Logger) Logger.error("Missing file", "'.$lib.'.js"); }, 1000);';

+		error_log("Unable to find asset file {$lib}.js");

+	}

+}

+

+?>
\ No newline at end of file