Add cookie handler class.

tools/config.json

@@ -63,6 +63,7 @@
 	"website_files" : [
 		"website/o3dv/featureset.js",
 		"website/o3dv/utils.js",
+		"website/o3dv/cookies.js",
 		"website/o3dv/toolbar.js",
 		"website/o3dv/treeview.js",
 		"website/o3dv/modal.js",

website/embed.html

@@ -77,6 +77,7 @@
 	<!-- website start -->
 	<script type="text/javascript" src="o3dv/featureset.js"></script>
 	<script type="text/javascript" src="o3dv/utils.js"></script>
+	<script type="text/javascript" src="o3dv/cookies.js"></script>
 	<script type="text/javascript" src="o3dv/toolbar.js"></script>
 	<script type="text/javascript" src="o3dv/treeview.js"></script>
 	<script type="text/javascript" src="o3dv/modal.js"></script>

website/index.html

@@ -77,6 +77,7 @@
 	<!-- website start -->
 	<script type="text/javascript" src="o3dv/featureset.js"></script>
 	<script type="text/javascript" src="o3dv/utils.js"></script>
+	<script type="text/javascript" src="o3dv/cookies.js"></script>
 	<script type="text/javascript" src="o3dv/toolbar.js"></script>
 	<script type="text/javascript" src="o3dv/treeview.js"></script>
 	<script type="text/javascript" src="o3dv/modal.js"></script>

website/o3dv/cookies.js

@@ -0,0 +1,46 @@
+OV.CookieHandler = class
+{
+    constructor ()
+    {
+        this.expirationDays = 30;
+    }
+
+    ClearVal (key)
+    {
+        this.SetStringVal (key, '');
+    }
+
+    GetBoolVal (key, defVal)
+    {
+        let stringVal = this.GetStringVal (key);
+        if (stringVal === null) {
+            return defVal;
+        }
+        return stringVal === 'true' ? true : false;
+    }
+
+    SetBoolVal (key, value)
+    {
+        this.SetStringVal (key, value ? 'true' : false);
+    }
+
+    SetStringVal (key, value)
+    {
+		let date = new Date ();
+		date.setTime (date.getTime () + (this.expirationDays * 24 * 60 * 60 * 1000));
+		document.cookie = key + '=' + value + '; expires=' + date.toUTCString () + ';';
+    }
+
+    GetStringVal (key)
+    {
+		let cookie = decodeURIComponent (document.cookie);
+        let cookieParts = cookie.split (';');
+        for (let i = 0; i < cookieParts.length; i++) {
+            let currentCookie = cookieParts[i].trim ();
+            if (currentCookie.startsWith (key + '=')) {
+                return currentCookie.substr (key.length + 1);
+            }
+        }
+        return null;
+    }
+};

website/o3dv/website.css

@@ -714,6 +714,34 @@ div.ov_thin_scrollbar::-webkit-scrollbar-thumb
 	background: #cccccc;
 }
 
+div.ov_message_popup
+{
+	padding: 4px 10px;
+	position: absolute;
+	bottom: 15px;
+	right: 10px;
+	overflow: auto;
+}
+
+div.ov_message_popup div.ov_message_popup_text
+{
+	padding: 3px;
+	float: left;
+}
+
+div.ov_message_popup div.ov_message_popup_button
+{
+	color: #ffffff;
+	background: #3393bd;
+	text-align: center;
+	margin-left: 10px;
+	padding: 3px;
+	width: 60px;
+	border-radius: 5px;
+	cursor: pointer;	
+	float: right;
+}
+
 @media (hover)
 {
 

website/o3dv/website.js

@@ -5,6 +5,7 @@ OV.Website = class
         this.parameters = parameters;
         this.viewer = new OV.Viewer ();
         this.hashHandler = new OV.HashHandler ();
+        this.cookieHandler = new OV.CookieHandler ();
         this.toolbar = new OV.Toolbar (this.parameters.toolbarDiv);
         this.navigator = new OV.Navigator (this.parameters.navigatorDiv);
         this.importSettings = new OV.ImportSettings ();
@@ -28,6 +29,7 @@ OV.Website = class
         this.InitDragAndDrop ();
         this.InitModelLoader ();
         this.InitNavigator ();
+        //this.InitCookieConsent ();
 
         this.viewer.SetClickHandler (this.OnModelClicked.bind (this));
         this.Resize ();
@@ -502,4 +504,24 @@ OV.Website = class
             }
         });
     }
+
+    InitCookieConsent ()
+    {
+        let cookieConsentKey = 'ov_cookie_consent';
+        this.cookieHandler.ClearVal (cookieConsentKey);
+        let accepted = this.cookieHandler.GetBoolVal (cookieConsentKey, false);
+        if (accepted) {
+            return;
+        }
+
+        let obj = this;
+        let consentPopup = $('<div>').addClass ('ov_message_popup').appendTo (document.body);
+        let consentText = $('<div>').addClass ('ov_message_popup_text').appendTo (consentPopup);
+        consentText.html ('This website uses cookies. See the details at the <a href="info/cookies.html">Cookies Policy</a> page.');
+        let consentButton = $('<div>').html ('Accept').addClass ('ov_message_popup_button').appendTo (consentPopup);
+        consentButton.click (function () {
+            obj.cookieHandler.SetBoolVal (cookieConsentKey, true);
+            consentPopup.remove ();
+        });
+    }
 };