From d0b1e2dd7127f5262a541e8cb5339c090a7243df Mon Sep 17 00:00:00 2001
From: coderaiser <mnemonic.enemy@gmail.com>
Date: Sun, 2 Mar 2014 08:12:23 -0500
Subject: [PATCH] refactor(main) generateHeaders

---
 lib/server/main.js | 39 +++++++++++++++++++++------------------
 1 file changed, 21 insertions(+), 18 deletions(-)

diff --git a/lib/server/main.js b/lib/server/main.js
index 030c4663..99703cff 100644
--- a/lib/server/main.js
+++ b/lib/server/main.js
@@ -197,37 +197,40 @@
      * query
      * https://developers.google.com/speed/docs/best-practices/caching?hl=ru#LeverageProxyCaching
      */
-    function generateHeaders(pParams) {
-        var lRet    = Util.checkObjTrue(pParams, ['name']);
+    function generateHeaders(params) {
+        var header, p, extension, type, encoding, isContain, cmp;
         
-        if (lRet) {
-            var p                   = pParams,
-                lExt                = Util.getExtension(p.name),
-                lType               = ext[lExt] || 'text/plain',
-                lContentEncoding    = '';
+        if (params.name) {
+            p               = params,
+            extension       = Util.getExtension(p.name),
+            type            = ext[extension] || 'text/plain',
+            encoding        = '';
             
             /* if type of file any, but img - then we shoud specify charset */
-            if (!Util.isContainStr(lType, 'img'))
-                lContentEncoding = '; charset=UTF-8';
+            isContain       = Util.isContainStr(type, ['img', 'image']);
+            if (!isContain)
+                encoding    = '; charset=UTF-8';
             
-            if (Util.isContainStr(p.query, 'download'))
-                lType = 'application/octet-stream';
+            isContain        = Util.isContainStr(p.query, 'download');
+            if (isContain)
+                type        = 'application/octet-stream';
             
-            lRet = {
+            header          = {
                 'Access-Control-Allow-Origin'   : '*',
-                'Content-Type'                  : lType + lContentEncoding,
-                'last-modified'                 : new Date().toString(),
+                'Content-Type'                  : type  + encoding,
+                'last-modified'                 : ''    + new Date(),
                 'Vary'                          : 'Accept-Encoding'
             };
             
-            if (!Util.strCmp(lExt, '.appcache') && p.cache)
-                lRet['cache-control']       = 'max-age=' + 31337 * 21;
+            cmp             = Util.strCmp(ext, '.appcache');
+            if (!cmp && p.cache)
+                header['cache-control']     = 'max-age=' + 31337 * 21;
             
             if (p.gzip)
-                lRet['content-encoding']    = 'gzip';
+                header['content-encoding']  = 'gzip';
         }
         
-        return lRet;
+        return header;
     }
     
     function mainSetHeader(pParams) {