Add modernizr lib

Signed-off-by: Kaustav Das Modak <[email protected]>

js/libs/modernizr.js

@@ -0,0 +1,311 @@
+/* Modernizr 2.8.3 (Custom Build) | MIT & BSD
+ * Build: http://modernizr.com/download/#-flexbox-flexboxlegacy-rgba-csstransforms-csstransforms3d-csstransitions-localstorage-cssclasses-teststyles-testprop-testallprops-prefixes-domprefixes
+ */
+;
+
+
+
+window.Modernizr = (function( window, document, undefined ) {
+
+    var version = '2.8.3',
+
+    Modernizr = {},
+
+    enableClasses = true,
+
+    docElement = document.documentElement,
+
+    mod = 'modernizr',
+    modElem = document.createElement(mod),
+    mStyle = modElem.style,
+
+    inputElem  ,
+
+
+    toString = {}.toString,
+
+    prefixes = ' -webkit- -moz- -o- -ms- '.split(' '),
+
+
+
+    omPrefixes = 'Webkit Moz O ms',
+
+    cssomPrefixes = omPrefixes.split(' '),
+
+    domPrefixes = omPrefixes.toLowerCase().split(' '),
+
+
+    tests = {},
+    inputs = {},
+    attrs = {},
+
+    classes = [],
+
+    slice = classes.slice,
+
+    featureName, 
+
+
+    injectElementWithStyles = function( rule, callback, nodes, testnames ) {
+
+      var style, ret, node, docOverflow,
+          div = document.createElement('div'),
+                body = document.body,
+                fakeBody = body || document.createElement('body');
+
+      if ( parseInt(nodes, 10) ) {
+                      while ( nodes-- ) {
+              node = document.createElement('div');
+              node.id = testnames ? testnames[nodes] : mod + (nodes + 1);
+              div.appendChild(node);
+          }
+      }
+
+                style = ['&#173;','<style id="s', mod, '">', rule, '</style>'].join('');
+      div.id = mod;
+          (body ? div : fakeBody).innerHTML += style;
+      fakeBody.appendChild(div);
+      if ( !body ) {
+                fakeBody.style.background = '';
+                fakeBody.style.overflow = 'hidden';
+          docOverflow = docElement.style.overflow;
+          docElement.style.overflow = 'hidden';
+          docElement.appendChild(fakeBody);
+      }
+
+      ret = callback(div, rule);
+        if ( !body ) {
+          fakeBody.parentNode.removeChild(fakeBody);
+          docElement.style.overflow = docOverflow;
+      } else {
+          div.parentNode.removeChild(div);
+      }
+
+      return !!ret;
+
+    },
+    _hasOwnProperty = ({}).hasOwnProperty, hasOwnProp;
+
+    if ( !is(_hasOwnProperty, 'undefined') && !is(_hasOwnProperty.call, 'undefined') ) {
+      hasOwnProp = function (object, property) {
+        return _hasOwnProperty.call(object, property);
+      };
+    }
+    else {
+      hasOwnProp = function (object, property) { 
+        return ((property in object) && is(object.constructor.prototype[property], 'undefined'));
+      };
+    }
+
+
+    if (!Function.prototype.bind) {
+      Function.prototype.bind = function bind(that) {
+
+        var target = this;
+
+        if (typeof target != "function") {
+            throw new TypeError();
+        }
+
+        var args = slice.call(arguments, 1),
+            bound = function () {
+
+            if (this instanceof bound) {
+
+              var F = function(){};
+              F.prototype = target.prototype;
+              var self = new F();
+
+              var result = target.apply(
+                  self,
+                  args.concat(slice.call(arguments))
+              );
+              if (Object(result) === result) {
+                  return result;
+              }
+              return self;
+
+            } else {
+
+              return target.apply(
+                  that,
+                  args.concat(slice.call(arguments))
+              );
+
+            }
+
+        };
+
+        return bound;
+      };
+    }
+
+    function setCss( str ) {
+        mStyle.cssText = str;
+    }
+
+    function setCssAll( str1, str2 ) {
+        return setCss(prefixes.join(str1 + ';') + ( str2 || '' ));
+    }
+
+    function is( obj, type ) {
+        return typeof obj === type;
+    }
+
+    function contains( str, substr ) {
+        return !!~('' + str).indexOf(substr);
+    }
+
+    function testProps( props, prefixed ) {
+        for ( var i in props ) {
+            var prop = props[i];
+            if ( !contains(prop, "-") && mStyle[prop] !== undefined ) {
+                return prefixed == 'pfx' ? prop : true;
+            }
+        }
+        return false;
+    }
+
+    function testDOMProps( props, obj, elem ) {
+        for ( var i in props ) {
+            var item = obj[props[i]];
+            if ( item !== undefined) {
+
+                            if (elem === false) return props[i];
+
+                            if (is(item, 'function')){
+                                return item.bind(elem || obj);
+                }
+
+                            return item;
+            }
+        }
+        return false;
+    }
+
+    function testPropsAll( prop, prefixed, elem ) {
+
+        var ucProp  = prop.charAt(0).toUpperCase() + prop.slice(1),
+            props   = (prop + ' ' + cssomPrefixes.join(ucProp + ' ') + ucProp).split(' ');
+
+            if(is(prefixed, "string") || is(prefixed, "undefined")) {
+          return testProps(props, prefixed);
+
+            } else {
+          props = (prop + ' ' + (domPrefixes).join(ucProp + ' ') + ucProp).split(' ');
+          return testDOMProps(props, prefixed, elem);
+        }
+    }    tests['flexbox'] = function() {
+      return testPropsAll('flexWrap');
+    };
+
+
+    tests['flexboxlegacy'] = function() {
+        return testPropsAll('boxDirection');
+    };
+
+
+    tests['rgba'] = function() {
+        setCss('background-color:rgba(150,255,150,.5)');
+
+        return contains(mStyle.backgroundColor, 'rgba');
+    };    tests['csstransforms'] = function() {
+        return !!testPropsAll('transform');
+    };
+
+
+    tests['csstransforms3d'] = function() {
+
+        var ret = !!testPropsAll('perspective');
+
+                        if ( ret && 'webkitPerspective' in docElement.style ) {
+
+                      injectElementWithStyles('@media (transform-3d),(-webkit-transform-3d){#modernizr{left:9px;position:absolute;height:3px;}}', function( node, rule ) {
+            ret = node.offsetLeft === 9 && node.offsetHeight === 3;
+          });
+        }
+        return ret;
+    };
+
+
+    tests['csstransitions'] = function() {
+        return testPropsAll('transition');
+    };
+
+    tests['localstorage'] = function() {
+        try {
+            localStorage.setItem(mod, mod);
+            localStorage.removeItem(mod);
+            return true;
+        } catch(e) {
+            return false;
+        }
+    };
+
+
+    for ( var feature in tests ) {
+        if ( hasOwnProp(tests, feature) ) {
+                                    featureName  = feature.toLowerCase();
+            Modernizr[featureName] = tests[feature]();
+
+            classes.push((Modernizr[featureName] ? '' : 'no-') + featureName);
+        }
+    }
+
+
+
+     Modernizr.addTest = function ( feature, test ) {
+       if ( typeof feature == 'object' ) {
+         for ( var key in feature ) {
+           if ( hasOwnProp( feature, key ) ) {
+             Modernizr.addTest( key, feature[ key ] );
+           }
+         }
+       } else {
+
+         feature = feature.toLowerCase();
+
+         if ( Modernizr[feature] !== undefined ) {
+                                              return Modernizr;
+         }
+
+         test = typeof test == 'function' ? test() : test;
+
+         if (typeof enableClasses !== "undefined" && enableClasses) {
+           docElement.className += ' ' + (test ? '' : 'no-') + feature;
+         }
+         Modernizr[feature] = test;
+
+       }
+
+       return Modernizr; 
+     };
+
+
+    setCss('');
+    modElem = inputElem = null;
+
+
+    Modernizr._version      = version;
+
+    Modernizr._prefixes     = prefixes;
+    Modernizr._domPrefixes  = domPrefixes;
+    Modernizr._cssomPrefixes  = cssomPrefixes;
+
+
+
+    Modernizr.testProp      = function(prop){
+        return testProps([prop]);
+    };
+
+    Modernizr.testAllProps  = testPropsAll;
+
+
+    Modernizr.testStyles    = injectElementWithStyles;    docElement.className = docElement.className.replace(/(^|\s)no-js(\s|$)/, '$1$2') +
+
+                                                    (enableClasses ? ' js ' + classes.join(' ') : '');
+
+    return Modernizr;
+
+})(this, this.document);
+;