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rexy |
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/* Bootstrap 4 for IE8 - v4.3.100 */
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/* https://github.com/namiltd/bootstrap-ie */
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// create the nodeType constants if the Node object is not defined
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if (!window.Node){
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var Node = {
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ELEMENT_NODE : 1,
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ATTRIBUTE_NODE : 2,
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TEXT_NODE : 3,
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CDATA_SECTION_NODE : 4,
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ENTITY_REFERENCE_NODE : 5,
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ENTITY_NODE : 6,
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PROCESSING_INSTRUCTION_NODE : 7,
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COMMENT_NODE : 8,
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DOCUMENT_NODE : 9,
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DOCUMENT_TYPE_NODE : 10,
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DOCUMENT_FRAGMENT_NODE : 11,
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NOTATION_NODE : 12
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};
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}
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(function() {
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if (!Object.keys) {
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Object.keys = function(obj) {
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if (obj !== Object(obj)) {
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throw new TypeError('Object.keys called on a non-object');
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}
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var keys = [];
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for (var i in obj) {
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if (Object.prototype.hasOwnProperty.call(obj, i)) {
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keys.push(i);
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}
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}
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return keys;
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};
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}
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}());
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(function() {
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if (!Object.create) {
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Object.create = function(proto, props) {
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if (typeof props !== "undefined") {
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throw "The multiple-argument version of Object.create is not provided by this browser and cannot be shimmed.";
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}
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function ctor() { }
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ctor.prototype = proto;
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return new ctor();
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};
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}
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}());
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(function() {
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if (!Array.prototype.forEach) {
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Array.prototype.forEach = function(fn, scope) {
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for(var i = 0, len = this.length; i < len; ++i) {
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fn.call(scope, this[i], i, this);
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}
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};
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}
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}());
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// ES 15.2.3.6 Object.defineProperty ( O, P, Attributes )
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// Partial support for most common case - getters, setters, and values
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(function() {
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if (!Object.defineProperty ||
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!(function () { try { Object.defineProperty({}, 'x', {}); return true; } catch (e) { return false; } } ())) {
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var orig = Object.defineProperty;
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Object.defineProperty = function (o, prop, desc) {
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// In IE8 try built-in implementation for defining properties on DOM prototypes.
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if (orig) { try { return orig(o, prop, desc); } catch (e) {} }
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if (o !== Object(o)) { throw TypeError("Object.defineProperty called on non-object"); }
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if (Object.prototype.__defineGetter__ && ('get' in desc)) {
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Object.prototype.__defineGetter__.call(o, prop, desc.get);
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}
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if (Object.prototype.__defineSetter__ && ('set' in desc)) {
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Object.prototype.__defineSetter__.call(o, prop, desc.set);
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}
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if ('value' in desc) {
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o[prop] = desc.value;
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}
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return o;
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};
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}
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}());
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(function() {
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if (!Function.prototype.bind) {
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Function.prototype.bind = function (oThis) {
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if (typeof this !== "function") {
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// closest thing possible to the ECMAScript 5 internal IsCallable function
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throw new TypeError("Function.prototype.bind - what is trying to be bound is not callable");
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}
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var aArgs = Array.prototype.slice.call(arguments, 1),
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fToBind = this,
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fNOP = function () {},
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fBound = function () {
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return fToBind.apply(this instanceof fNOP && oThis ? this: oThis, aArgs.concat(Array.prototype.slice.call(arguments)));
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};
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fNOP.prototype = this.prototype;
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fBound.prototype = new fNOP();
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return fBound;
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};
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}
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}());
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(function() {
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if (!Array.prototype.indexOf) {
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Array.prototype.indexOf = function(elt /*, from*/) {
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var len = this.length >>> 0;
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var from = Number(arguments[1]) || 0;
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from = (from < 0) ? Math.ceil(from) : Math.floor(from);
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if (from < 0) {
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from += len;
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}
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for (; from < len; from++) {
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if (from in this && this[from] === elt) {
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return from;
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}
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}
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return -1;
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};
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}
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}());
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(function() {
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var _slice = Array.prototype.slice;
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Array.prototype.slice = function() {
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if(this instanceof Array) {
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return _slice.apply(this, arguments);
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} else {
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var result = [];
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var start = (arguments.length >= 1) ? arguments[0] : 0;
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var end = (arguments.length >= 2) ? arguments[1] : this.length;
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for(var i=start; i<end; i++) {
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result.push(this[i]);
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}
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return result;
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}
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};
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})();
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// adds classList support (as Array) to Element.prototype for IE8-9
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(function() {
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Object.defineProperty(Element.prototype, 'classList', {
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get:function(){
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var element=this,domTokenList=(element.getAttribute('class')||'').replace(/^\s+|\s$/g,'').split(/\s+/g);
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if (domTokenList[0]==='') domTokenList.splice(0,1);
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function setClass(){
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if (domTokenList.length > 0) element.setAttribute('class', domTokenList.join(' '));
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else element.removeAttribute('class');
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}
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domTokenList.toggle=function(className,force){
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if (force!==undefined){
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if (force) domTokenList.add(className);
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else domTokenList.remove(className);
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}
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else {
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if (domTokenList.indexOf(className)!==-1) domTokenList.splice(domTokenList.indexOf(className),1);
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else domTokenList.push(className);
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}
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setClass();
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};
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domTokenList.add=function(){
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var args=[].slice.call(arguments);
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for (var i=0,l=args.length;i<l;i++){
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if (domTokenList.indexOf(args[i])===-1) domTokenList.push(args[i]);
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}
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setClass();
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};
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domTokenList.remove=function(){
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var args=[].slice.call(arguments);
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for (var i=0,l=args.length;i<l;i++){
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if (domTokenList.indexOf(args[i])!==-1) domTokenList.splice(domTokenList.indexOf(args[i]),1);
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}
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setClass();
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};
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domTokenList.item=function(i){
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return domTokenList[i];
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};
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domTokenList.contains=function(className){
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return domTokenList.indexOf(className)!==-1;
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};
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domTokenList.replace=function(oldClass,newClass){
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if (domTokenList.indexOf(oldClass)!==-1) domTokenList.splice(domTokenList.indexOf(oldClass),1,newClass);
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setClass();
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};
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domTokenList.value = (element.getAttribute('class')||'');
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return domTokenList;
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}
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});
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})();
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/**
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* Modified code based on remPolyfill.js (c) Nicolas Bouvrette https://github.com/nbouvrette/remPolyfill
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*
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* Customizations:
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*
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* 1) Added new method `addCallBackWhenReady` to perform callbacks once the polyfill has been applied (especially useful for
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* onload scrolling events.
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* 2) Added REM support.
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*
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**/
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/**
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* For browsers that do not support REM units, fallback to pixels.
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*/
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window.remPolyfill = {
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/** @property Number|null - The body's font size.
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* @private */
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bodyFontSize: null,
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/**
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* Get the body font size.
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*
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* @returns {Number} - The body font size in pixel (number only).
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*/
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getBodyFontSize: function() {
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if (!this.bodyFontSize) {
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if (!document.body) {
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var bodyElement = document.createElement('body');
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document.documentElement.appendChild(bodyElement);
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this.bodyFontSize = parseFloat(this.getStyle(document.body, 'fontSize'));
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document.documentElement.removeChild(bodyElement);
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bodyElement = null;
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} else {
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this.bodyFontSize = parseFloat(this.getStyle(document.body, 'fontSize'));
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}
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}
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return this.bodyFontSize;
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},
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/**
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* Get the style of an element for a given property.
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*
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* @private
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*
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* @param {HTMLElement} element - The HTML element.
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* @param {string} property - The property of the style to get.
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*/
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getStyle: function(element, property) {
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if (typeof window.getComputedStyle !== 'undefined') {
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return window.getComputedStyle(element, null).getPropertyValue(property);
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} else {
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return element.currentStyle[property];
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}
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},
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/**
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* Implement this script on a given element.
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*
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* @private
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*
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* @param {string} cssText - The CSS text of the link element.
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*/
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replaceCSS: function (cssText) {
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if (cssText) {
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// Replace all properties containing REM units with their pixel equivalents.
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return cssText.replace(
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/([\d]+\.[\d]+|\.[\d]+|[\d]+)rem/g, function (fullMatch, groupMatch) {
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return Math.round(parseFloat(groupMatch * remPolyfill.getBodyFontSize())) + 'px';}
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).replace(
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/calc\s*\(\s*\(\s*([\d]+)\s*px\s*([\+-])\s*([\d]+)\s*px\s*\)\s*\*\s*(-?[\d]+)\s*\)/g, function (fullMatch, MatchArg1, MatchSign, MatchArg2, MatchArg3) {
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return ((parseInt(MatchArg1)+(MatchSign=='-'?-1:1)*parseInt(MatchArg2))*parseInt(MatchArg3))+'px';}
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).replace(
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/calc\s*\(\s*([\d]+)\s*px\s*([\+-])\s*([\d]+)\s*px\s*\)/g, function (fullMatch, MatchArg1, MatchSign, MatchArg2) {
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return (parseInt(MatchArg1)+(MatchSign=='-'?-1:1)*parseInt(MatchArg2))+'px';}
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).replace(
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/::/g, ':'
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).replace(
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/:disabled/g, '._disabled'
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).replace(
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/:invalid/g, '._invalid'
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).replace(
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/:valid/g, '._valid'
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).replace(
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/background-color\s*:\s*rgba\s*\(\s*([\d]+)\s*,\s*([\d]+)\s*,\s*([\d]+)\s*,\s*([\d\.]+)\s*\)/g, function (fullMatch, MatchR, MatchG, MatchB, MatchA) {
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var ARGBhex = (4294967296+16777216*Math.round(parseFloat(MatchA)*255)+65536*parseInt(MatchR)+256*parseInt(MatchG)+parseInt(MatchB)).toString(16).substr(1);
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return 'filter:progid:DXImageTransform.Microsoft.gradient(startColorstr=#'+ARGBhex+', endColorstr=#'+ARGBhex+')';}
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).replace(
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/rgba\s*\(\s*([\d]+)\s*,\s*([\d]+)\s*,\s*([\d]+)\s*,\s*([\d\.]+)\s*\)/g, function (fullMatch, MatchR, MatchG, MatchB, MatchA) {
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293 |
var MR = parseInt(MatchR), MG = parseInt(MatchG), MB = parseInt(MatchB), MA = parseFloat(MatchA);
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294 |
if ((MR==255)&&(MG==255)&&(MB==255)) { //dark background
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return 'rgb(' + Math.round(MA * 255) + ', ' + Math.round(MA * 255) + ', ' + Math.round(MA * 255) +')';
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296 |
} else { //else
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return 'rgb(' + Math.round((1-MA) * 255 + MA * MR) + ', ' + Math.round((1-MA) * 255 + MA * MG) + ', ' + Math.round((1-MA) * 255 + MA * MB) +')';
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298 |
}
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299 |
}
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).replace(
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301 |
/opacity\s*:\s*([\d]+\.[\d]+|\.[\d]+|[\d]+)/g, function (fullMatch, groupMatch) {
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302 |
return 'filter:alpha(opacity=' + Math.round(parseFloat(groupMatch * 100)) + ')';}
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);
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304 |
}
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305 |
},
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306 |
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307 |
/**
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308 |
* Implement this script on a given element.
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309 |
*
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310 |
* @param {HTMLLinkElement} linkElement - The link element to polyfill.
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311 |
*/
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312 |
implement: function (linkElement) {
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313 |
if (!linkElement.href) {
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314 |
return;
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315 |
}
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316 |
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317 |
var request = null;
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318 |
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319 |
if (window.XMLHttpRequest) {
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320 |
request = new XMLHttpRequest();
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321 |
} else if (window.ActiveXObject) {
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322 |
try {
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323 |
request = new ActiveXObject("Msxml2.XMLHTTP");
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324 |
} catch (exception) {
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325 |
try {
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326 |
request = new ActiveXObject("Microsoft.XMLHTTP");
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327 |
} catch (exception) {
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328 |
request = null;
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329 |
}
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330 |
}
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331 |
}
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332 |
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333 |
if (!request) {
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334 |
return;
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335 |
}
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336 |
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request.open('GET', linkElement.href, true);
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338 |
request.onreadystatechange = function() {
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339 |
if ( request.readyState === 4 ) {
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340 |
linkElement.styleSheet.cssText = remPolyfill.replaceCSS(request.responseText);
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341 |
}
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342 |
};
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343 |
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344 |
request.send(null);
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345 |
}
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346 |
};
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347 |
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348 |
var linkElements = document.querySelectorAll('link[rel=stylesheet]');
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349 |
for (var linkElementId in linkElements) {
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|
350 |
if (Object.prototype.hasOwnProperty.call(linkElements, linkElementId)) {
|
|
|
351 |
remPolyfill.implement(linkElements[linkElementId]);
|
|
|
352 |
}
|
|
|
353 |
}
|
|
|
354 |
|
|
|
355 |
/*! matchMedia() polyfill - Test a CSS media type/query in JS. Authors & copyright (c) 2012: Scott Jehl, Paul Irish, Nicholas Zakas. Dual MIT/BSD license */
|
|
|
356 |
/*! NOTE: If you're already including a window.matchMedia polyfill via Modernizr or otherwise, you don't need this part */
|
|
|
357 |
(function (w) {
|
|
|
358 |
"use strict";
|
|
|
359 |
w.matchMedia = w.matchMedia || function (doc, undefined) {
|
|
|
360 |
var bool, docElem = doc.documentElement, refNode = docElem.firstElementChild || docElem.firstChild,
|
|
|
361 |
fakeBody = doc.createElement("body"), div = doc.createElement("div");
|
|
|
362 |
div.id = "mq-test-1";
|
|
|
363 |
div.style.cssText = "position:absolute;top:-100em";
|
|
|
364 |
fakeBody.style.background = "none";
|
|
|
365 |
fakeBody.appendChild(div);
|
|
|
366 |
return function (q) {
|
|
|
367 |
div.innerHTML = '­<style media="' + q + '"> #mq-test-1 { width: 42px; }</style>';
|
|
|
368 |
docElem.insertBefore(fakeBody, refNode);
|
|
|
369 |
bool = div.offsetWidth === 42;
|
|
|
370 |
docElem.removeChild(fakeBody);
|
|
|
371 |
return {
|
|
|
372 |
matches: bool,
|
|
|
373 |
media: q
|
|
|
374 |
};
|
|
|
375 |
};
|
|
|
376 |
}(w.document);
|
|
|
377 |
})(this);
|
|
|
378 |
|
|
|
379 |
/* Respond.js: min/max-width media query polyfill. (c) Scott Jehl. MIT Lic. j.mp/respondjs */
|
|
|
380 |
|
|
|
381 |
(function (w) {
|
|
|
382 |
"use strict";
|
|
|
383 |
//exposed namespace
|
|
|
384 |
var respond = {};
|
|
|
385 |
w.respond = respond;
|
|
|
386 |
//define update even in native-mq-supporting browsers, to avoid errors
|
|
|
387 |
respond.update = function () {
|
|
|
388 |
};
|
|
|
389 |
//define ajax obj
|
|
|
390 |
var requestQueue = [],
|
|
|
391 |
xmlHttp = function () {
|
|
|
392 |
var xmlhttpmethod = false;
|
|
|
393 |
try {
|
|
|
394 |
xmlhttpmethod = new w.XMLHttpRequest();
|
|
|
395 |
} catch (e) {
|
|
|
396 |
xmlhttpmethod = new w.ActiveXObject("Microsoft.XMLHTTP");
|
|
|
397 |
}
|
|
|
398 |
return function () {
|
|
|
399 |
return xmlhttpmethod;
|
|
|
400 |
};
|
|
|
401 |
}(),
|
|
|
402 |
//tweaked Ajax functions from Quirksmode
|
|
|
403 |
ajax = function (url, callback) {
|
|
|
404 |
var req = xmlHttp();
|
|
|
405 |
if (!req) {
|
|
|
406 |
return;
|
|
|
407 |
}
|
|
|
408 |
try {
|
|
|
409 |
req.open("GET", url, true);
|
|
|
410 |
req.onreadystatechange = function () {
|
|
|
411 |
if (req.readyState !== 4 || req.status !== 200 && req.status !== 304) {
|
|
|
412 |
return;
|
|
|
413 |
}
|
|
|
414 |
callback( remPolyfill.replaceCSS(req.responseText) );
|
|
|
415 |
};
|
|
|
416 |
if (req.readyState === 4) {
|
|
|
417 |
return;
|
|
|
418 |
}
|
|
|
419 |
req.send(null);
|
|
|
420 |
}
|
|
|
421 |
catch ( e ) {
|
|
|
422 |
}
|
|
|
423 |
}, isUnsupportedMediaQuery = function (query) {
|
|
|
424 |
return query.replace(respond.regex.minmaxwh, '').match(respond.regex.other);
|
|
|
425 |
};
|
|
|
426 |
//expose for testing
|
|
|
427 |
respond.ajax = ajax;
|
|
|
428 |
respond.queue = requestQueue;
|
|
|
429 |
respond.unsupportedmq = isUnsupportedMediaQuery;
|
|
|
430 |
respond.regex = {
|
|
|
431 |
media: /@media[^\{]+\{([^\{\}]*\{[^\}\{]*\})+/gi,
|
|
|
432 |
keyframes: /@(?:\-(?:o|moz|webkit)\-)?keyframes[^\{]+\{(?:[^\{\}]*\{[^\}\{]*\})+[^\}]*\}/gi,
|
|
|
433 |
comments: /\/\*[^*]*\*+([^/][^*]*\*+)*\//gi,
|
|
|
434 |
urls: /(url\()['"]?([^\/\)'"][^:\)'"]+)['"]?(\))/g,
|
|
|
435 |
findStyles: /@media *([^\{]+)\{([\S\s]+?)$/,
|
|
|
436 |
only: /(only\s+)?([a-zA-Z]+)\s?/,
|
|
|
437 |
minw: /\(\s*min\-width\s*:\s*(\s*[0-9\.]+)(px|em)\s*\)/,
|
|
|
438 |
maxw: /\(\s*max\-width\s*:\s*(\s*[0-9\.]+)(px|em)\s*\)/,
|
|
|
439 |
minmaxwh: /\(\s*m(in|ax)\-(height|width)\s*:\s*(\s*[0-9\.]+)(px|em)\s*\)/gi,
|
|
|
440 |
other: /\([^\)]*\)/g
|
|
|
441 |
};
|
|
|
442 |
//expose media query support flag for external use
|
|
|
443 |
respond.mediaQueriesSupported = w.matchMedia && w.matchMedia("only all") !== null && w.matchMedia("only all").matches;
|
|
|
444 |
//if media queries are supported, exit here
|
|
|
445 |
if (respond.mediaQueriesSupported) {
|
|
|
446 |
return;
|
|
|
447 |
}
|
|
|
448 |
respond.callbackQueue = [];
|
|
|
449 |
respond.addCallBackWhenReady = function (callback) {
|
|
|
450 |
respond.callbackQueue.push(callback);
|
|
|
451 |
};
|
|
|
452 |
respond.callback = function () {
|
|
|
453 |
if (respond.callbackQueue.length) {
|
|
|
454 |
for (var callback in respond.callbackQueue) {
|
|
|
455 |
respond.callbackQueue[callback]();
|
|
|
456 |
}
|
|
|
457 |
}
|
|
|
458 |
};
|
|
|
459 |
|
|
|
460 |
//define vars
|
|
|
461 |
var doc = w.document,
|
|
|
462 |
docElem = doc.documentElement,
|
|
|
463 |
mediastyles = [],
|
|
|
464 |
rules = [],
|
|
|
465 |
appendedEls = [],
|
|
|
466 |
parsedSheets = {},
|
|
|
467 |
resizeThrottle = 30,
|
|
|
468 |
head = doc.getElementsByTagName("head")[0] || docElem,
|
|
|
469 |
base = doc.getElementsByTagName("base")[0],
|
|
|
470 |
links = head.getElementsByTagName("link"),
|
|
|
471 |
|
|
|
472 |
lastCall,
|
|
|
473 |
resizeDefer,
|
|
|
474 |
|
|
|
475 |
//cached container for 1em value, populated the first time it's needed
|
|
|
476 |
eminpx,
|
|
|
477 |
|
|
|
478 |
// returns the value of 1em in pixels
|
|
|
479 |
getEmValue = function () {
|
|
|
480 |
var ret,
|
|
|
481 |
div = doc.createElement('div'),
|
|
|
482 |
body = doc.body,
|
|
|
483 |
originalHTMLFontSize = docElem.style.fontSize,
|
|
|
484 |
originalBodyFontSize = body && body.style.fontSize,
|
|
|
485 |
fakeUsed = false;
|
|
|
486 |
|
|
|
487 |
div.style.cssText = "position:absolute;font-size:1em;width:1em";
|
|
|
488 |
if (!body) {
|
|
|
489 |
body = fakeUsed = doc.createElement("body");
|
|
|
490 |
body.style.background = "none";
|
|
|
491 |
}
|
|
|
492 |
// 1em in a media query is the value of the default font size of the browser
|
|
|
493 |
// reset docElem and body to ensure the correct value is returned
|
|
|
494 |
docElem.style.fontSize = "100%";
|
|
|
495 |
body.style.fontSize = "100%";
|
|
|
496 |
body.appendChild(div);
|
|
|
497 |
if (fakeUsed) {
|
|
|
498 |
docElem.insertBefore(body, docElem.firstChild);
|
|
|
499 |
}
|
|
|
500 |
ret = div.offsetWidth;
|
|
|
501 |
if (fakeUsed) {
|
|
|
502 |
docElem.removeChild(body);
|
|
|
503 |
} else {
|
|
|
504 |
body.removeChild(div);
|
|
|
505 |
}
|
|
|
506 |
// restore the original values
|
|
|
507 |
docElem.style.fontSize = originalHTMLFontSize;
|
|
|
508 |
if (originalBodyFontSize) {
|
|
|
509 |
body.style.fontSize = originalBodyFontSize;
|
|
|
510 |
}
|
|
|
511 |
//also update eminpx before returning
|
|
|
512 |
ret = eminpx = parseFloat(ret);
|
|
|
513 |
return ret;
|
|
|
514 |
},
|
|
|
515 |
|
|
|
516 |
//enable/disable styles
|
|
|
517 |
applyMedia = function (fromResize) {
|
|
|
518 |
var name = "clientWidth",
|
|
|
519 |
docElemProp = docElem[name],
|
|
|
520 |
currWidth = doc.compatMode === "CSS1Compat" && docElemProp || doc.body[name] || docElemProp,
|
|
|
521 |
styleBlocks = {},
|
|
|
522 |
lastLink = links[links.length - 1],
|
|
|
523 |
now = new Date().getTime();
|
|
|
524 |
|
|
|
525 |
//throttle resize calls
|
|
|
526 |
|
|
|
527 |
if (fromResize && lastCall && now - lastCall < resizeThrottle) {
|
|
|
528 |
w.clearTimeout(resizeDefer);
|
|
|
529 |
resizeDefer = w.setTimeout(applyMedia, resizeThrottle);
|
|
|
530 |
return;
|
|
|
531 |
} else {
|
|
|
532 |
lastCall = now;
|
|
|
533 |
}
|
|
|
534 |
for (var i in mediastyles) {
|
|
|
535 |
if (mediastyles.hasOwnProperty(i)) {
|
|
|
536 |
var thisstyle = mediastyles[i],
|
|
|
537 |
min = thisstyle.minw,
|
|
|
538 |
max = thisstyle.maxw,
|
|
|
539 |
minnull = min === null,
|
|
|
540 |
maxnull = max === null,
|
|
|
541 |
em = "em";
|
|
|
542 |
if (!!min) {
|
|
|
543 |
min = parseFloat(min) * (min.indexOf(em) > -1 ? ( eminpx || getEmValue() ) : 1);
|
|
|
544 |
}
|
|
|
545 |
if (!!max) {
|
|
|
546 |
max = parseFloat(max) * (max.indexOf(em) > -1 ? ( eminpx || getEmValue() ) : 1);
|
|
|
547 |
}
|
|
|
548 |
// if there's no media query at all (the () part), or min or max is not null, and if either is present, they're true
|
|
|
549 |
if (!thisstyle.hasquery || (!minnull || !maxnull) && (minnull || currWidth >= min) && (maxnull || currWidth <= max)) {
|
|
|
550 |
if (!styleBlocks[thisstyle.media]) {
|
|
|
551 |
styleBlocks[thisstyle.media] = [];
|
|
|
552 |
}
|
|
|
553 |
styleBlocks[thisstyle.media].push(rules[thisstyle.rules]);
|
|
|
554 |
}
|
|
|
555 |
}
|
|
|
556 |
}
|
|
|
557 |
//remove any existing respond style element(s)
|
|
|
558 |
for (var j in appendedEls) {
|
|
|
559 |
if (appendedEls.hasOwnProperty(j)) {
|
|
|
560 |
if (appendedEls[j] && appendedEls[j].parentNode === head) {
|
|
|
561 |
head.removeChild(appendedEls[j]);
|
|
|
562 |
}
|
|
|
563 |
}
|
|
|
564 |
}
|
|
|
565 |
appendedEls.length = 0;
|
|
|
566 |
//inject active styles, grouped by media type
|
|
|
567 |
for (var k in styleBlocks) {
|
|
|
568 |
if (styleBlocks.hasOwnProperty(k)) {
|
|
|
569 |
var ss = doc.createElement("style"),
|
|
|
570 |
css = styleBlocks[k].join("\n");
|
|
|
571 |
ss.type = "text/css";
|
|
|
572 |
ss.media = k;
|
|
|
573 |
//originally, ss was appended to a documentFragment and sheets were appended in bulk.
|
|
|
574 |
//this caused crashes in IE in a number of circumstances, such as when the HTML element had a bg image set, so appending beforehand seems best. Thanks to @dvelyk for the initial research on this one!
|
|
|
575 |
head.insertBefore(ss, lastLink.nextSibling);
|
|
|
576 |
if (ss.styleSheet) {
|
|
|
577 |
ss.styleSheet.cssText = css;
|
|
|
578 |
} else {
|
|
|
579 |
ss.appendChild(doc.createTextNode(css));
|
|
|
580 |
}
|
|
|
581 |
//push to appendedEls to track for later removal
|
|
|
582 |
appendedEls.push(ss);
|
|
|
583 |
}
|
|
|
584 |
}
|
|
|
585 |
},
|
|
|
586 |
//find media blocks in css text, convert to style blocks
|
|
|
587 |
translate = function (styles, href, media) {
|
|
|
588 |
var qs = styles.replace(respond.regex.comments, "")
|
|
|
589 |
.replace(respond.regex.keyframes, "")
|
|
|
590 |
.match(respond.regex.media),
|
|
|
591 |
ql = qs && qs.length || 0;
|
|
|
592 |
//try to get CSS path
|
|
|
593 |
href = href.substring(0, href.lastIndexOf("/"));
|
|
|
594 |
var repUrls = function (css) {
|
|
|
595 |
return css.replace(respond.regex.urls, "$1" + href + "$2$3");
|
|
|
596 |
}, useMedia = !ql && media;
|
|
|
597 |
//if path exists, tack on trailing slash
|
|
|
598 |
if (href.length) {
|
|
|
599 |
href += "/";
|
|
|
600 |
}
|
|
|
601 |
//if no internal queries exist, but media attr does, use that
|
|
|
602 |
//note: this currently lacks support for situations where a media attr is specified on a link AND
|
|
|
603 |
//its associated stylesheet has internal CSS media queries.
|
|
|
604 |
//In those cases, the media attribute will currently be ignored.
|
|
|
605 |
if (useMedia) {
|
|
|
606 |
ql = 1;
|
|
|
607 |
}
|
|
|
608 |
for (var i = 0; i < ql; i++) {
|
|
|
609 |
var fullq, thisq, eachq, eql;
|
|
|
610 |
//media attr
|
|
|
611 |
if (useMedia) {
|
|
|
612 |
fullq = media;
|
|
|
613 |
rules.push(repUrls(styles));
|
|
|
614 |
//parse for styles
|
|
|
615 |
} else {
|
|
|
616 |
fullq = qs[i].match(respond.regex.findStyles) && RegExp.$1;
|
|
|
617 |
rules.push(RegExp.$2 && repUrls(RegExp.$2));
|
|
|
618 |
}
|
|
|
619 |
eachq = fullq.split(",");
|
|
|
620 |
eql = eachq.length;
|
|
|
621 |
for (var j = 0; j < eql; j++) {
|
|
|
622 |
thisq = eachq[j];
|
|
|
623 |
if (isUnsupportedMediaQuery(thisq)) {
|
|
|
624 |
continue;
|
|
|
625 |
}
|
|
|
626 |
mediastyles.push({
|
|
|
627 |
media: thisq.split("(")[0].match(respond.regex.only) && RegExp.$2 || "all",
|
|
|
628 |
rules: rules.length - 1,
|
|
|
629 |
hasquery: thisq.indexOf("(") > -1,
|
|
|
630 |
minw: thisq.match(respond.regex.minw) && parseFloat(RegExp.$1) + (RegExp.$2 || ""),
|
|
|
631 |
maxw: thisq.match(respond.regex.maxw) && parseFloat(RegExp.$1) + (RegExp.$2 || "")
|
|
|
632 |
});
|
|
|
633 |
}
|
|
|
634 |
}
|
|
|
635 |
applyMedia();
|
|
|
636 |
},
|
|
|
637 |
|
|
|
638 |
//recurse through request queue, get css text
|
|
|
639 |
makeRequests = function () {
|
|
|
640 |
if (requestQueue.length) {
|
|
|
641 |
var thisRequest = requestQueue.shift();
|
|
|
642 |
ajax(thisRequest.href, function (styles) {
|
|
|
643 |
translate(styles, thisRequest.href, thisRequest.media);
|
|
|
644 |
parsedSheets[thisRequest.href] = true;
|
|
|
645 |
// by wrapping recursive function call in setTimeout
|
|
|
646 |
// we prevent "Stack overflow" error in IE7
|
|
|
647 |
w.setTimeout(function () {
|
|
|
648 |
makeRequests();
|
|
|
649 |
}, 0);
|
|
|
650 |
});
|
|
|
651 |
} else {
|
|
|
652 |
respond.callback();
|
|
|
653 |
}
|
|
|
654 |
},
|
|
|
655 |
|
|
|
656 |
//loop stylesheets, send text content to translate
|
|
|
657 |
ripCSS = function () {
|
|
|
658 |
for (var i = 0; i < links.length; i++) {
|
|
|
659 |
var sheet = links[i],
|
|
|
660 |
href = sheet.href,
|
|
|
661 |
media = sheet.media,
|
|
|
662 |
isCSS = sheet.rel && sheet.rel.toLowerCase() === "stylesheet";
|
|
|
663 |
//only links plz and prevent re-parsing
|
|
|
664 |
if (!!href && isCSS && !parsedSheets[href]) {
|
|
|
665 |
// selectivizr exposes css through the rawCssText expando
|
|
|
666 |
if (sheet.styleSheet && sheet.styleSheet.rawCssText) {
|
|
|
667 |
translate(sheet.styleSheet.rawCssText, href, media);
|
|
|
668 |
parsedSheets[href] = true;
|
|
|
669 |
} else {
|
|
|
670 |
if (!/^([a-zA-Z:]*\/\/)/.test(href) && !base ||
|
|
|
671 |
href.replace(RegExp.$1, "").split("/")[0] === w.location.host) {
|
|
|
672 |
// IE7 doesn't handle urls that start with '//' for ajax request
|
|
|
673 |
// manually add in the protocol
|
|
|
674 |
if (href.substring(0, 2) === "//") {
|
|
|
675 |
href = w.location.protocol + href;
|
|
|
676 |
}
|
|
|
677 |
requestQueue.push({
|
|
|
678 |
href: href,
|
|
|
679 |
media: media
|
|
|
680 |
});
|
|
|
681 |
}
|
|
|
682 |
}
|
|
|
683 |
}
|
|
|
684 |
}
|
|
|
685 |
makeRequests();
|
|
|
686 |
};
|
|
|
687 |
//translate CSS
|
|
|
688 |
ripCSS();
|
|
|
689 |
|
|
|
690 |
//expose update for re-running respond later on
|
|
|
691 |
respond.update = ripCSS;
|
|
|
692 |
|
|
|
693 |
//expose getEmValue
|
|
|
694 |
respond.getEmValue = getEmValue;
|
|
|
695 |
|
|
|
696 |
//adjust on resize
|
|
|
697 |
function callMedia() {
|
|
|
698 |
applyMedia(true);
|
|
|
699 |
}
|
|
|
700 |
|
|
|
701 |
if (w.addEventListener) {
|
|
|
702 |
w.addEventListener("resize", callMedia, false);
|
|
|
703 |
}
|
|
|
704 |
else if (w.attachEvent) {
|
|
|
705 |
w.attachEvent("onresize", callMedia);
|
|
|
706 |
}
|
|
|
707 |
})(this);
|