From 5bd4ca3168628bb3682b2c240b9d958be2f62d67 Mon Sep 17 00:00:00 2001
From: Merricx <merricxsherlockian@gmail.com>
Date: Fri, 19 May 2017 03:08:49 +0700
Subject: [PATCH] Add browser feature detection

---
 css/style.css          |  4 ++--
 index.html             | 18 ++++++++++++------
 js/main.js             |  2 +-
 js/modernizr-custom.js |  3 +++
 4 files changed, 18 insertions(+), 9 deletions(-)
 create mode 100644 js/modernizr-custom.js

diff --git a/css/style.css b/css/style.css
index 5b79b69..d605de1 100644
--- a/css/style.css
+++ b/css/style.css
@@ -883,7 +883,7 @@ noscript div h4 {
 	margin-top: 15px;
 }
 
-.mobile {
+.warning {
 	top: 0;
 	left: 0;
 	width: 100%;
@@ -893,7 +893,7 @@ noscript div h4 {
 	background-color: #4fc3f7;
 }
 
-.mobile h3 {
+.warning h3 {
 	margin-top: 100px;
 	color: #ffffff;
 }
diff --git a/index.html b/index.html
index b535e7a..e01bb01 100644
--- a/index.html
+++ b/index.html
@@ -504,15 +504,16 @@
 	</div>
 	<!-- END PADDING BITS RECOVERY OVERLAY -->
 
-	<!-- START MOBILE RESTRICTION OVERLAY -->
-	<div class="mobile hide">
-		<center><h3>Sorry, but QRazyBox doesn't works on mobile!</h3></center>
+	<!-- START WARNING OVERLAY -->
+	<div class="warning hide">
+		<center><h3>Sorry, but QRazyBox doesn't work on mobile!</h3></center>
 	</div>
-	<!-- END MOBILE RESTRICTION OVERLAY -->
+	<!-- END WARNING OVERLAY -->
 
 
 <!-- START LOAD JAVASCRIPT -->
 <script type="text/javascript" src="js/jquery.min.js"></script>
+<script type="text/javascript" src="js/modernizr-custom.js"></script>
 <script type="text/javascript" src="js/table.js"></script>
 <script type="text/javascript" src="js/sqrd.js"></script>
 <script type="text/javascript" src="js/reedsolomon.js"></script>
@@ -535,11 +536,16 @@
 <script type="text/javascript" src="js/jsqrcode/databr.js"></script>
 <script type="text/javascript" src="js/main.js"></script>
 <script type="text/javascript">
-	//Detect mobile browsers (http://stackoverflow.com/questions/11381673/detecting-a-mobile-browser)
+	//Detect mobile browsers (http://stackoverflow.com/questions/11381673/detecting-a-mobile-browser) and support detection for some HTML5 features
 	var is_mobile = false;
+
 	(function(a){if(/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i.test(a)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(a.substr(0,4))) is_mobile = true;})(navigator.userAgent||navigator.vendor||window.opera);
 
-	if(is_mobile) $(".mobile").show();
+
+	if(is_mobile) $(".warning").show();
+
+	else if(!Modernizr.canvas || !Modernizr.fileinput || !Modernizr.filereader || !Modernizr.imgcrossorigin || !Modernizr.json || !Modernizr.localstorage)
+		$(".warning").show().find("h3").html("Please, upgrade your browser to use QRazyBox.<br>Unfortunately, your browser doesn't support some features that used by this tool.");
 
 	$(window).load(function(){
 		$(".loader").delay(1000).fadeOut();
diff --git a/js/main.js b/js/main.js
index d19a772..3af5f94 100644
--- a/js/main.js
+++ b/js/main.js
@@ -1,5 +1,5 @@
 
-var VERSION = '0.1.14';
+var VERSION = '0.1.19';
 
 var qr_version = 1;
 var qr_pixel_size = 15;
diff --git a/js/modernizr-custom.js b/js/modernizr-custom.js
new file mode 100644
index 0000000..cc583d5
--- /dev/null
+++ b/js/modernizr-custom.js
@@ -0,0 +1,3 @@
+/*! modernizr 3.5.0 (Custom Build) | MIT *
+ * https://modernizr.com/download/?-applicationcache-atobbtoa-canvas-csspointerevents-fileinput-filereader-imgcrossorigin-json-localstorage-overflowscrolling-webworkers-setclasses !*/
+!function(e,n,t){function r(e,n){return typeof e===n}function o(){var e,n,t,o,s,i,a;for(var l in C)if(C.hasOwnProperty(l)){if(e=[],n=C[l],n.name&&(e.push(n.name.toLowerCase()),n.options&&n.options.aliases&&n.options.aliases.length))for(t=0;t<n.options.aliases.length;t++)e.push(n.options.aliases[t].toLowerCase());for(o=r(n.fn,"function")?n.fn():n.fn,s=0;s<e.length;s++)i=e[s],a=i.split("."),1===a.length?Modernizr[a[0]]=o:(!Modernizr[a[0]]||Modernizr[a[0]]instanceof Boolean||(Modernizr[a[0]]=new Boolean(Modernizr[a[0]])),Modernizr[a[0]][a[1]]=o),S.push((o?"":"no-")+a.join("-"))}}function s(e){var n=b.className,t=Modernizr._config.classPrefix||"";if(T&&(n=n.baseVal),Modernizr._config.enableJSClass){var r=new RegExp("(^|\\s)"+t+"no-js(\\s|$)");n=n.replace(r,"$1"+t+"js$2")}Modernizr._config.enableClasses&&(n+=" "+t+e.join(" "+t),T?b.className.baseVal=n:b.className=n)}function i(){return"function"!=typeof n.createElement?n.createElement(arguments[0]):T?n.createElementNS.call(n,"http://www.w3.org/2000/svg",arguments[0]):n.createElement.apply(n,arguments)}function a(e,n){return!!~(""+e).indexOf(n)}function l(e){return e.replace(/([a-z])-([a-z])/g,function(e,n,t){return n+t.toUpperCase()}).replace(/^-/,"")}function u(e,n){return function(){return e.apply(n,arguments)}}function f(e,n,t){var o;for(var s in e)if(e[s]in n)return t===!1?e[s]:(o=n[e[s]],r(o,"function")?u(o,t||n):o);return!1}function d(e){return e.replace(/([A-Z])/g,function(e,n){return"-"+n.toLowerCase()}).replace(/^ms-/,"-ms-")}function c(n,t,r){var o;if("getComputedStyle"in e){o=getComputedStyle.call(e,n,t);var s=e.console;if(null!==o)r&&(o=o.getPropertyValue(r));else if(s){var i=s.error?"error":"log";s[i].call(s,"getComputedStyle returning null, its possible modernizr test results are inaccurate")}}else o=!t&&n.currentStyle&&n.currentStyle[r];return o}function p(){var e=n.body;return e||(e=i(T?"svg":"body"),e.fake=!0),e}function m(e,t,r,o){var s,a,l,u,f="modernizr",d=i("div"),c=p();if(parseInt(r,10))for(;r--;)l=i("div"),l.id=o?o[r]:f+(r+1),d.appendChild(l);return s=i("style"),s.type="text/css",s.id="s"+f,(c.fake?c:d).appendChild(s),c.appendChild(d),s.styleSheet?s.styleSheet.cssText=e:s.appendChild(n.createTextNode(e)),d.id=f,c.fake&&(c.style.background="",c.style.overflow="hidden",u=b.style.overflow,b.style.overflow="hidden",b.appendChild(c)),a=t(d,e),c.fake?(c.parentNode.removeChild(c),b.style.overflow=u,b.offsetHeight):d.parentNode.removeChild(d),!!a}function v(n,r){var o=n.length;if("CSS"in e&&"supports"in e.CSS){for(;o--;)if(e.CSS.supports(d(n[o]),r))return!0;return!1}if("CSSSupportsRule"in e){for(var s=[];o--;)s.push("("+d(n[o])+":"+r+")");return s=s.join(" or "),m("@supports ("+s+") { #modernizr { position: absolute; } }",function(e){return"absolute"==c(e,null,"position")})}return t}function g(e,n,o,s){function u(){d&&(delete z.style,delete z.modElem)}if(s=r(s,"undefined")?!1:s,!r(o,"undefined")){var f=v(e,o);if(!r(f,"undefined"))return f}for(var d,c,p,m,g,y=["modernizr","tspan","samp"];!z.style&&y.length;)d=!0,z.modElem=i(y.shift()),z.style=z.modElem.style;for(p=e.length,c=0;p>c;c++)if(m=e[c],g=z.style[m],a(m,"-")&&(m=l(m)),z.style[m]!==t){if(s||r(o,"undefined"))return u(),"pfx"==n?m:!0;try{z.style[m]=o}catch(h){}if(z.style[m]!=g)return u(),"pfx"==n?m:!0}return u(),!1}function y(e,n,t,o,s){var i=e.charAt(0).toUpperCase()+e.slice(1),a=(e+" "+x.join(i+" ")+i).split(" ");return r(n,"string")||r(n,"undefined")?g(a,n,o,s):(a=(e+" "+P.join(i+" ")+i).split(" "),f(a,n,t))}function h(e,n,r){return y(e,t,t,n,r)}var S=[],C=[],w={_version:"3.5.0",_config:{classPrefix:"",enableClasses:!0,enableJSClass:!0,usePrefixes:!0},_q:[],on:function(e,n){var t=this;setTimeout(function(){n(t[e])},0)},addTest:function(e,n,t){C.push({name:e,fn:n,options:t})},addAsyncTest:function(e){C.push({name:null,fn:e})}},Modernizr=function(){};Modernizr.prototype=w,Modernizr=new Modernizr,Modernizr.addTest("applicationcache","applicationCache"in e),Modernizr.addTest("json","JSON"in e&&"parse"in JSON&&"stringify"in JSON),Modernizr.addTest("filereader",!!(e.File&&e.FileList&&e.FileReader)),Modernizr.addTest("localstorage",function(){var e="modernizr";try{return localStorage.setItem(e,e),localStorage.removeItem(e),!0}catch(n){return!1}}),Modernizr.addTest("atobbtoa","atob"in e&&"btoa"in e,{aliases:["atob-btoa"]}),Modernizr.addTest("webworkers","Worker"in e);var b=n.documentElement,T="svg"===b.nodeName.toLowerCase();Modernizr.addTest("canvas",function(){var e=i("canvas");return!(!e.getContext||!e.getContext("2d"))}),Modernizr.addTest("csspointerevents",function(){var e=i("a").style;return e.cssText="pointer-events:auto","auto"===e.pointerEvents}),Modernizr.addTest("imgcrossorigin","crossOrigin"in i("img"));var _="Moz O ms Webkit",x=w._config.usePrefixes?_.split(" "):[];w._cssomPrefixes=x;var P=w._config.usePrefixes?_.toLowerCase().split(" "):[];w._domPrefixes=P;var N={elem:i("modernizr")};Modernizr._q.push(function(){delete N.elem});var z={style:N.elem.style};Modernizr._q.unshift(function(){delete z.style}),w.testAllProps=y,w.testAllProps=h,Modernizr.addTest("overflowscrolling",h("overflowScrolling","touch",!0)),Modernizr.addTest("fileinput",function(){if(navigator.userAgent.match(/(Android (1.0|1.1|1.5|1.6|2.0|2.1))|(Windows Phone (OS 7|8.0))|(XBLWP)|(ZuneWP)|(w(eb)?OSBrowser)|(webOS)|(Kindle\/(1.0|2.0|2.5|3.0))/))return!1;var e=i("input");return e.type="file",!e.disabled}),o(),s(S),delete w.addTest,delete w.addAsyncTest;for(var E=0;E<Modernizr._q.length;E++)Modernizr._q[E]();e.Modernizr=Modernizr}(window,document);
\ No newline at end of file