From 6949f919a1ae05bb7dd28044e6d6f85ff1242014 Mon Sep 17 00:00:00 2001
From: Tor Hveem <tor@hveem.no>
Date: Sat, 5 Oct 2013 16:05:16 +0200
Subject: [PATCH] Save the connection paramaters into localStorage using a
 simple angular module for localstorage

Note: it also saves the password into localStorage, this
should be further improved to present a simple checkbox to the user
asking if they want to save the password or not
---
 index.html         |   1 +
 js/localstorage.js | 113 +++++++++++++++++++++++++++++++++++++++++++++
 js/websockets.js   |  13 +++---
 3 files changed, 121 insertions(+), 6 deletions(-)
 create mode 100644 js/localstorage.js

diff --git a/index.html b/index.html
index ac8644a..2f906d4 100644
--- a/index.html
+++ b/index.html
@@ -6,6 +6,7 @@
     <link href="css/glowingbear.css" rel="stylesheet" media="screen">
     <script type="text/javascript" src="js/angular.min.js"></script>
     <script type="text/javascript" src="js/underscore.js"></script>
+    <script type="text/javascript" src="js/localstorage.js"></script>
     <script type="text/javascript" src="js/protocol.js"></script>
     <script type="text/javascript" src="js/websockets.js"></script>
   </head>
diff --git a/js/localstorage.js b/js/localstorage.js
new file mode 100644
index 0000000..a77db29
--- /dev/null
+++ b/js/localstorage.js
@@ -0,0 +1,113 @@
+
+var ls = angular.module('localStorage',[]);
+ 
+ls.factory("$store",function($parse){
+    /**
+     * Global Vars
+     */
+    var storage = (typeof window.localStorage === 'undefined') ? undefined : window.localStorage,
+        supported = !(typeof storage == 'undefined' || typeof window.JSON == 'undefined');
+
+    var privateMethods = {
+        /**
+         * Pass any type of a string from the localStorage to be parsed so it returns a usable version (like an Object)
+         * @param res - a string that will be parsed for type
+         * @returns {*} - whatever the real type of stored value was
+         */
+        parseValue: function(res) {
+            var val;
+            try {
+                val = JSON.parse(res);
+                if (typeof val == 'undefined'){
+                    val = res;
+                }
+                if (val == 'true'){
+                    val = true;
+                }
+                if (val == 'false'){
+                    val = false;
+                }
+                if (parseFloat(val) == val && !angular.isObject(val) ){
+                    val = parseFloat(val);
+                }
+            } catch(e){
+                val = res;
+            }
+            return val;
+        }
+    };
+    var publicMethods = {
+        /**
+         * Set - let's you set a new localStorage key pair set
+         * @param key - a string that will be used as the accessor for the pair
+         * @param value - the value of the localStorage item
+         * @returns {*} - will return whatever it is you've stored in the local storage
+         */
+        set: function(key,value){
+            if (!supported){
+                try {
+                    $.cookie(key, value);
+                    return value;
+                } catch(e){
+                    console.log('Local Storage not supported, make sure you have the $.cookie supported.');
+                }
+            }
+            var saver = JSON.stringify(value);
+             storage.setItem(key, saver);
+            return privateMethods.parseValue(saver);
+        },
+        /**
+         * Get - let's you get the value of any pair you've stored
+         * @param key - the string that you set as accessor for the pair
+         * @returns {*} - Object,String,Float,Boolean depending on what you stored
+         */
+        get: function(key){
+            if (!supported){
+                try {
+                    return privateMethods.parseValue($.cookie(key));
+                } catch(e){
+                    return null;
+                }
+            }
+            var item = storage.getItem(key);
+            return privateMethods.parseValue(item);
+        },
+        /**
+         * Remove - let's you nuke a value from localStorage
+         * @param key - the accessor value
+         * @returns {boolean} - if everything went as planned
+         */
+        remove: function(key) {
+            if (!supported){
+                try {
+                    $.cookie(key, null);
+                    return true;
+                } catch(e){
+                    return false;
+                }
+            }
+            storage.removeItem(key);
+            return true;
+        },
+        /**
+             * Bind - let's you directly bind a localStorage value to a $scope variable
+             * @param $scope - the current scope you want the variable available in
+             * @param key - the name of the variable you are binding
+             * @param def - the default value (OPTIONAL)
+             * @returns {*} - returns whatever the stored value is
+             */
+            bind: function ($scope, key, def) {
+                def = def || '';
+                if (!publicMethods.get(key)) {
+                    publicMethods.set(key, def);
+                }
+                $parse(key).assign($scope, publicMethods.get(key));
+                $scope.$watch(key, function (val) {
+                    publicMethods.set(key, val);
+                }, true);
+                return publicMethods.get(key);
+            }
+    };
+    return publicMethods;
+});
+
diff --git a/js/websockets.js b/js/websockets.js
index 6287893..fa2475e 100644
--- a/js/websockets.js
+++ b/js/websockets.js
@@ -1,4 +1,4 @@
-var weechat = angular.module('weechat', []);
+var weechat = angular.module('weechat', ['localStorage']);
 
 weechat.factory('colors', [function($scope) {
 
@@ -371,16 +371,17 @@ weechat.factory('connection', ['$rootScope', '$log', 'handlers', 'colors', funct
     }
 }]);
 
-weechat.controller('WeechatCtrl', ['$rootScope', '$scope', 'connection', function ($rootScope, $scope, connection) {
+weechat.controller('WeechatCtrl', ['$rootScope', '$scope', '$store', 'connection', function ($rootScope, $scope, $store, connection) {
     $rootScope.commands = []
 
     $rootScope.buffer = []
     $rootScope.buffers = {}
     $rootScope.activeBuffer = null;
-    $scope.hostport = "localhost:9001"
-    $scope.proto = "weechat"
-    $scope.password = ""
-
+    $store.bind($scope, "hostport", "localhost:9001");
+    $store.bind($scope, "proto", "weechat");
+    $store.bind($scope, "password", "");
+    // TODO checkbox for saving password or not?
+    // $scope.password = "";
 
     $rootScope.closeBuffer = function(buffer_pointer) {
         delete($rootScope.buffers[buffer_pointer]);