From 92161460a6cbbdebfd1b0263ec6eb790091920a9 Mon Sep 17 00:00:00 2001
From: Ananya Sen
Date: Mon, 30 Jan 2012 14:18:21 -0800
Subject: Moving changes from Gerrit, on 1/27, to the github branch: - added
 file existence check and validation to save as dialog - minor css fix for
 file picker, new file dialog

Signed-off-by: Ananya Sen <Ananya.Sen@motorola.com>
---
 js/io/utils/file-utils.js | 75 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 js/io/utils/file-utils.js

(limited to 'js/io/utils')

diff --git a/js/io/utils/file-utils.js b/js/io/utils/file-utils.js
new file mode 100644
index 00000000..c43fb41c
--- /dev/null
+++ b/js/io/utils/file-utils.js
@@ -0,0 +1,75 @@
+/* <copyright>
+This file contains proprietary software owned by Motorola Mobility, Inc.<br/>
+No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.<br/>
+(c) Copyright 2011 Motorola Mobility, Inc.  All Rights Reserved.
+</copyright> */
+
+var fileSystem = require("js/io/system/filesystem").FileSystem;
+
+var FileUtils = exports.FileUtils = Object.create(Object.prototype, {
+
+    /***
+     * checks for valid uri pattern
+     * also flags if Windows uri pattern and Unix uri patterns are mixed
+     */
+    isValidUri:{
+        value: function(uri){
+            var isWindowsUri=false, isUnixUri=false,status=false;
+            if(uri !== ""){
+                uri = uri.replace(/^\s+|\s+$/g,"");  // strip any leading or trailing spaces
+
+                //for local machine folder uri
+                isWindowsUri = /^([a-zA-Z]:)(\\[^<>:"/\\|?*]+)*\\?$/gi.test(uri);
+                isUnixUri = /^(\/)?(\/(?![.])[^/]*)*\/?$/gi.test(uri);//folders beginning with . are hidden on Mac / Unix
+                status = isWindowsUri || isUnixUri;
+                if(isWindowsUri && isUnixUri){status = false;}
+            }
+            return status;
+        }
+    },
+
+    /***
+     * file name validation
+     */
+    isValidFileName:{
+        value: function(fileName){
+            var status = false;
+            if(fileName !== ""){
+                fileName = fileName.replace(/^\s+|\s+$/g,"");
+                status = !(/[/\\]/g.test(fileName));
+                if(status && navigator.userAgent.indexOf("Macintosh") != -1){//for Mac files beginning with . are hidden
+                    status = !(/^\./g.test(fileName));
+                }
+            }
+            return status;
+        }
+    },
+
+    /***
+     * check if the file exists
+     */
+    checkFileExists:{
+        value: function(fileUri, folderUri, fileType){
+            var uri = "", response=null, status=true;
+
+            //prepare absolute uri
+            if(/[^/\\]$/g.test(folderUri)){
+                folderUri = folderUri + "/";
+            }
+
+            //todo:add file extension check if fileType present
+
+            uri = ""+folderUri+fileUri;
+
+            response = fileSystem.shellApiHandler.fileExists({"uri":uri});
+            if(!!response && response.success && (response.status === 204)){
+                status = true;
+            }else if(!!response && response.success && (response.status === 404)){
+                status = false;
+            }else{
+                status = false;
+            }
+            return status;
+        }
+    }
+});
\ No newline at end of file
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