2129 lines
56 KiB
JavaScript
2129 lines
56 KiB
JavaScript
|
|
//this might was already extended by ES5 shim feature
|
|
(function($){
|
|
"use strict";
|
|
var webshims = window.webshims;
|
|
if(webshims.defineProperties){return;}
|
|
var defineProperty = 'defineProperty';
|
|
var has = Object.prototype.hasOwnProperty;
|
|
var descProps = ['configurable', 'enumerable', 'writable'];
|
|
var extendUndefined = function(prop){
|
|
for(var i = 0; i < 3; i++){
|
|
if(prop[descProps[i]] === undefined && (descProps[i] !== 'writable' || prop.value !== undefined)){
|
|
prop[descProps[i]] = true;
|
|
}
|
|
}
|
|
};
|
|
|
|
var extendProps = function(props){
|
|
if(props){
|
|
for(var i in props){
|
|
if(has.call(props, i)){
|
|
extendUndefined(props[i]);
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
if(Object.create){
|
|
webshims.objectCreate = function(proto, props, opts){
|
|
extendProps(props);
|
|
var o = Object.create(proto, props);
|
|
if(opts){
|
|
o.options = $.extend(true, {}, o.options || {}, opts);
|
|
opts = o.options;
|
|
}
|
|
if(o._create && $.isFunction(o._create)){
|
|
o._create(opts);
|
|
}
|
|
return o;
|
|
};
|
|
}
|
|
|
|
if(Object[defineProperty]){
|
|
webshims[defineProperty] = function(obj, prop, desc){
|
|
extendUndefined(desc);
|
|
return Object[defineProperty](obj, prop, desc);
|
|
};
|
|
}
|
|
if(Object.defineProperties){
|
|
webshims.defineProperties = function(obj, props){
|
|
extendProps(props);
|
|
return Object.defineProperties(obj, props);
|
|
};
|
|
}
|
|
webshims.getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
|
|
|
|
webshims.getPrototypeOf = Object.getPrototypeOf;
|
|
})(window.webshims.$);
|
|
//DOM-Extension helper
|
|
webshims.register('dom-extend', function($, webshims, window, document, undefined){
|
|
"use strict";
|
|
var supportHrefNormalized = !('hrefNormalized' in $.support) || $.support.hrefNormalized;
|
|
var has = Object.prototype.hasOwnProperty;
|
|
webshims.assumeARIA = true;
|
|
|
|
if($('<input type="email" />').attr('type') == 'text' || $('<form />').attr('novalidate') === "" || ('required' in $('<input />')[0].attributes)){
|
|
webshims.error("IE browser modes are busted in IE10+. Please test your HTML/CSS/JS with a real IE version or at least IETester or similiar tools");
|
|
}
|
|
|
|
if('debug' in webshims){
|
|
webshims.error('Use webshims.setOptions("debug", true||false||"noCombo"); to debug flag');
|
|
}
|
|
|
|
if (!webshims.cfg.no$Switch) {
|
|
var switch$ = function(){
|
|
if (window.jQuery && (!window.$ || window.jQuery == window.$) && !window.jQuery.webshims) {
|
|
webshims.error("jQuery was included more than once. Make sure to include it only once or try the $.noConflict(extreme) feature! Webshims and other Plugins might not work properly. Or set webshims.cfg.no$Switch to 'true'.");
|
|
if (window.$) {
|
|
window.$ = webshims.$;
|
|
}
|
|
window.jQuery = webshims.$;
|
|
}
|
|
};
|
|
switch$();
|
|
setTimeout(switch$, 90);
|
|
webshims.ready('DOM', switch$);
|
|
$(switch$);
|
|
webshims.ready('WINDOWLOAD', switch$);
|
|
|
|
}
|
|
|
|
//shortcus
|
|
var listReg = /\s*,\s*/;
|
|
|
|
//proxying attribute
|
|
var olds = {};
|
|
var havePolyfill = {};
|
|
var hasPolyfillMethod = {};
|
|
var extendedProps = {};
|
|
var extendQ = {};
|
|
var modifyProps = {};
|
|
|
|
var oldVal = $.fn.val;
|
|
var singleVal = function(elem, name, val, pass, _argless){
|
|
return (_argless) ? oldVal.call($(elem)) : oldVal.call($(elem), val);
|
|
};
|
|
|
|
//jquery mobile and jquery ui
|
|
if(!$.widget){
|
|
(function(){
|
|
var _cleanData = $.cleanData;
|
|
$.cleanData = function( elems ) {
|
|
if(!$.widget){
|
|
for ( var i = 0, elem; (elem = elems[i]) != null; i++ ) {
|
|
try {
|
|
$( elem ).triggerHandler( "remove" );
|
|
// http://bugs.jquery.com/ticket/8235
|
|
} catch( e ) {}
|
|
}
|
|
}
|
|
_cleanData( elems );
|
|
};
|
|
})();
|
|
}
|
|
|
|
|
|
$.fn.val = function(val){
|
|
var elem = this[0];
|
|
if(arguments.length && val == null){
|
|
val = '';
|
|
}
|
|
if(!arguments.length){
|
|
if(!elem || elem.nodeType !== 1){return oldVal.call(this);}
|
|
return $.prop(elem, 'value', val, 'val', true);
|
|
}
|
|
if($.isArray(val)){
|
|
return oldVal.apply(this, arguments);
|
|
}
|
|
var isFunction = $.isFunction(val);
|
|
return this.each(function(i){
|
|
elem = this;
|
|
if(elem.nodeType === 1){
|
|
if(isFunction){
|
|
var genVal = val.call( elem, i, $.prop(elem, 'value', undefined, 'val', true));
|
|
if(genVal == null){
|
|
genVal = '';
|
|
}
|
|
$.prop(elem, 'value', genVal, 'val') ;
|
|
} else {
|
|
$.prop(elem, 'value', val, 'val');
|
|
}
|
|
}
|
|
});
|
|
};
|
|
$.fn.onTrigger = function(evt, fn){
|
|
return this.on(evt, fn).each(fn);
|
|
};
|
|
|
|
$.fn.onWSOff = function(evt, fn, trigger, evtDel){
|
|
if(!evtDel){
|
|
evtDel = document;
|
|
}
|
|
$(evtDel)[trigger ? 'onTrigger' : 'on'](evt, fn);
|
|
this.on('remove', function(e){
|
|
if(!e.originalEvent){
|
|
$(evtDel).off(evt, fn);
|
|
}
|
|
});
|
|
return this;
|
|
};
|
|
var idCount = 0;
|
|
var dataID = '_webshims'+ (Math.round(Math.random() * 1000));
|
|
var elementData = function(elem, key, val){
|
|
elem = elem.jquery ? elem[0] : elem;
|
|
if(!elem){return val || {};}
|
|
var data = $.data(elem, dataID);
|
|
if(val !== undefined){
|
|
if(!data){
|
|
data = $.data(elem, dataID, {});
|
|
}
|
|
if(key){
|
|
data[key] = val;
|
|
}
|
|
}
|
|
|
|
return key ? data && data[key] : data;
|
|
};
|
|
|
|
|
|
[{name: 'getNativeElement', prop: 'nativeElement'}, {name: 'getShadowElement', prop: 'shadowElement'}, {name: 'getShadowFocusElement', prop: 'shadowFocusElement'}].forEach(function(data){
|
|
$.fn[data.name] = function(){
|
|
var elems = [];
|
|
this.each(function(){
|
|
var shadowData = elementData(this, 'shadowData');
|
|
var elem = shadowData && shadowData[data.prop] || this;
|
|
if($.inArray(elem, elems) == -1){
|
|
elems.push(elem);
|
|
}
|
|
});
|
|
return this.pushStack(elems);
|
|
};
|
|
});
|
|
|
|
function clone(elem, dataAndEvents, uniqueIds){
|
|
var cloned = $.clone( elem, dataAndEvents, false );
|
|
$(cloned.querySelectorAll('.'+webshims.shadowClass)).detach();
|
|
if(uniqueIds){
|
|
idCount++;
|
|
$(cloned.querySelectorAll('[id]')).prop('id', function(i, id){
|
|
return id +idCount;
|
|
});
|
|
} else {
|
|
$(cloned.querySelectorAll('audio[id^="ID-"], video[id^="ID-"], label[id^="ID-"]')).removeAttr('id');
|
|
}
|
|
return cloned;
|
|
}
|
|
|
|
$.fn.clonePolyfill = function(dataAndEvents, uniqueIds){
|
|
dataAndEvents = dataAndEvents || false;
|
|
return this
|
|
.map(function() {
|
|
var cloned = clone( this, dataAndEvents, uniqueIds );
|
|
setTimeout(function(){
|
|
if($.contains(document.body, cloned)){
|
|
$(cloned).updatePolyfill();
|
|
}
|
|
});
|
|
return cloned;
|
|
})
|
|
;
|
|
};
|
|
|
|
//add support for $('video').trigger('play') in case extendNative is set to false
|
|
if(!webshims.cfg.extendNative && !webshims.cfg.noTriggerOverride){
|
|
(function(oldTrigger){
|
|
$.event.trigger = function(event, data, elem, onlyHandlers){
|
|
|
|
if(!hasPolyfillMethod[event] || onlyHandlers || !elem || elem.nodeType !== 1){
|
|
return oldTrigger.apply(this, arguments);
|
|
}
|
|
var ret, isOrig, origName;
|
|
var origFn = elem[event];
|
|
var polyfilledFn = $.prop(elem, event);
|
|
var changeFn = polyfilledFn && origFn != polyfilledFn;
|
|
if(changeFn){
|
|
origName = '__ws'+event;
|
|
isOrig = (event in elem) && has.call(elem, event);
|
|
elem[event] = polyfilledFn;
|
|
elem[origName] = origFn;
|
|
}
|
|
|
|
ret = oldTrigger.apply(this, arguments);
|
|
if (changeFn) {
|
|
if(isOrig){
|
|
elem[event] = origFn;
|
|
} else {
|
|
delete elem[event];
|
|
}
|
|
delete elem[origName];
|
|
}
|
|
|
|
return ret;
|
|
};
|
|
})($.event.trigger);
|
|
}
|
|
|
|
['removeAttr', 'prop', 'attr'].forEach(function(type){
|
|
olds[type] = $[type];
|
|
$[type] = function(elem, name, value, pass, _argless){
|
|
var isVal = (pass == 'val');
|
|
var oldMethod = !isVal ? olds[type] : singleVal;
|
|
if( !elem || !havePolyfill[name] || elem.nodeType !== 1 || (!isVal && pass && type == 'attr' && $.attrFn[name]) ){
|
|
return oldMethod(elem, name, value, pass, _argless);
|
|
}
|
|
|
|
var nodeName = (elem.nodeName || '').toLowerCase();
|
|
var desc = extendedProps[nodeName];
|
|
var curType = (type == 'attr' && (value === false || value === null)) ? 'removeAttr' : type;
|
|
var propMethod;
|
|
var oldValMethod;
|
|
var ret;
|
|
|
|
|
|
if(!desc){
|
|
desc = extendedProps['*'];
|
|
}
|
|
if(desc){
|
|
desc = desc[name];
|
|
}
|
|
|
|
if(desc){
|
|
propMethod = desc[curType];
|
|
}
|
|
|
|
if(propMethod){
|
|
if(name == 'value'){
|
|
oldValMethod = propMethod.isVal;
|
|
propMethod.isVal = isVal;
|
|
}
|
|
if(curType === 'removeAttr'){
|
|
return propMethod.value.call(elem);
|
|
} else if(value === undefined){
|
|
return (propMethod.get) ?
|
|
propMethod.get.call(elem) :
|
|
propMethod.value
|
|
;
|
|
} else if(propMethod.set) {
|
|
if(type == 'attr' && value === true){
|
|
value = name;
|
|
}
|
|
|
|
ret = propMethod.set.call(elem, value);
|
|
}
|
|
if(name == 'value'){
|
|
propMethod.isVal = oldValMethod;
|
|
}
|
|
} else {
|
|
ret = oldMethod(elem, name, value, pass, _argless);
|
|
}
|
|
if((value !== undefined || curType === 'removeAttr') && modifyProps[nodeName] && modifyProps[nodeName][name]){
|
|
|
|
var boolValue;
|
|
if(curType == 'removeAttr'){
|
|
boolValue = false;
|
|
} else if(curType == 'prop'){
|
|
boolValue = !!(value);
|
|
} else {
|
|
boolValue = true;
|
|
}
|
|
|
|
modifyProps[nodeName][name].forEach(function(fn){
|
|
if(!fn.only || (fn.only = 'prop' && type == 'prop') || (fn.only == 'attr' && type != 'prop')){
|
|
fn.call(elem, value, boolValue, (isVal) ? 'val' : curType, type);
|
|
}
|
|
});
|
|
}
|
|
return ret;
|
|
};
|
|
|
|
extendQ[type] = function(nodeName, prop, desc){
|
|
|
|
if(!extendedProps[nodeName]){
|
|
extendedProps[nodeName] = {};
|
|
}
|
|
if(!extendedProps[nodeName][prop]){
|
|
extendedProps[nodeName][prop] = {};
|
|
}
|
|
var oldDesc = extendedProps[nodeName][prop][type];
|
|
var getSup = function(propType, descriptor, oDesc){
|
|
var origProp;
|
|
if(descriptor && descriptor[propType]){
|
|
return descriptor[propType];
|
|
}
|
|
if(oDesc && oDesc[propType]){
|
|
return oDesc[propType];
|
|
}
|
|
if(type == 'prop' && prop == 'value'){
|
|
return function(value){
|
|
var elem = this;
|
|
return (desc.isVal) ?
|
|
singleVal(elem, prop, value, false, (arguments.length === 0)) :
|
|
olds[type](elem, prop, value)
|
|
;
|
|
};
|
|
}
|
|
if(type == 'prop' && propType == 'value' && desc.value.apply){
|
|
origProp = '__ws'+prop;
|
|
hasPolyfillMethod[prop] = true;
|
|
return function(value){
|
|
var sup = this[origProp] || olds[type](this, prop);
|
|
if(sup && sup.apply){
|
|
sup = sup.apply(this, arguments);
|
|
}
|
|
return sup;
|
|
};
|
|
}
|
|
return function(value){
|
|
return olds[type](this, prop, value);
|
|
};
|
|
};
|
|
extendedProps[nodeName][prop][type] = desc;
|
|
if(desc.value === undefined){
|
|
if(!desc.set){
|
|
desc.set = desc.writeable ?
|
|
getSup('set', desc, oldDesc) :
|
|
(webshims.cfg.useStrict && prop == 'prop') ?
|
|
function(){throw(prop +' is readonly on '+ nodeName);} :
|
|
function(){webshims.info(prop +' is readonly on '+ nodeName);}
|
|
;
|
|
}
|
|
if(!desc.get){
|
|
desc.get = getSup('get', desc, oldDesc);
|
|
}
|
|
|
|
}
|
|
|
|
['value', 'get', 'set'].forEach(function(descProp){
|
|
if(desc[descProp]){
|
|
desc['_sup'+descProp] = getSup(descProp, oldDesc);
|
|
}
|
|
});
|
|
};
|
|
|
|
});
|
|
|
|
var extendNativeValue = (function(){
|
|
var UNKNOWN = webshims.getPrototypeOf(document.createElement('foobar'));
|
|
|
|
//see also: https://github.com/lojjic/PIE/issues/40 | https://prototype.lighthouseapp.com/projects/8886/tickets/1107-ie8-fatal-crash-when-prototypejs-is-loaded-with-rounded-cornershtc
|
|
var isExtendNativeSave = webshims.support.advancedObjectProperties && webshims.support.objectAccessor;
|
|
return function(nodeName, prop, desc){
|
|
var elem , elemProto;
|
|
if( isExtendNativeSave && (elem = document.createElement(nodeName)) && (elemProto = webshims.getPrototypeOf(elem)) && UNKNOWN !== elemProto && ( !elem[prop] || !has.call(elem, prop) ) ){
|
|
var sup = elem[prop];
|
|
desc._supvalue = function(){
|
|
if(sup && sup.apply){
|
|
return sup.apply(this, arguments);
|
|
}
|
|
return sup;
|
|
};
|
|
elemProto[prop] = desc.value;
|
|
} else {
|
|
desc._supvalue = function(){
|
|
var data = elementData(this, 'propValue');
|
|
if(data && data[prop] && data[prop].apply){
|
|
return data[prop].apply(this, arguments);
|
|
}
|
|
return data && data[prop];
|
|
};
|
|
initProp.extendValue(nodeName, prop, desc.value);
|
|
}
|
|
desc.value._supvalue = desc._supvalue;
|
|
};
|
|
})();
|
|
|
|
var initProp = (function(){
|
|
|
|
var initProps = {};
|
|
|
|
webshims.addReady(function(context, contextElem){
|
|
var nodeNameCache = {};
|
|
var getElementsByName = function(name){
|
|
if(!nodeNameCache[name]){
|
|
nodeNameCache[name] = $(context.getElementsByTagName(name));
|
|
if(contextElem[0] && $.nodeName(contextElem[0], name)){
|
|
nodeNameCache[name] = nodeNameCache[name].add(contextElem);
|
|
}
|
|
}
|
|
};
|
|
|
|
|
|
$.each(initProps, function(name, fns){
|
|
getElementsByName(name);
|
|
if(!fns || !fns.forEach){
|
|
webshims.warn('Error: with '+ name +'-property. methods: '+ fns);
|
|
return;
|
|
}
|
|
fns.forEach(function(fn){
|
|
nodeNameCache[name].each(fn);
|
|
});
|
|
});
|
|
nodeNameCache = null;
|
|
});
|
|
|
|
var tempCache;
|
|
var emptyQ = $([]);
|
|
var createNodeNameInit = function(nodeName, fn){
|
|
if(!initProps[nodeName]){
|
|
initProps[nodeName] = [fn];
|
|
} else {
|
|
initProps[nodeName].push(fn);
|
|
}
|
|
if($.isDOMReady){
|
|
(tempCache || $( document.getElementsByTagName(nodeName) )).each(fn);
|
|
}
|
|
};
|
|
|
|
return {
|
|
createTmpCache: function(nodeName){
|
|
if($.isDOMReady){
|
|
tempCache = tempCache || $( document.getElementsByTagName(nodeName) );
|
|
}
|
|
return tempCache || emptyQ;
|
|
},
|
|
flushTmpCache: function(){
|
|
tempCache = null;
|
|
},
|
|
content: function(nodeName, prop){
|
|
createNodeNameInit(nodeName, function(){
|
|
var val = $.attr(this, prop);
|
|
if(val != null){
|
|
$.attr(this, prop, val);
|
|
}
|
|
});
|
|
},
|
|
createElement: function(nodeName, fn){
|
|
createNodeNameInit(nodeName, fn);
|
|
},
|
|
extendValue: function(nodeName, prop, value){
|
|
createNodeNameInit(nodeName, function(){
|
|
$(this).each(function(){
|
|
var data = elementData(this, 'propValue', {});
|
|
data[prop] = this[prop];
|
|
this[prop] = value;
|
|
});
|
|
});
|
|
}
|
|
};
|
|
})();
|
|
|
|
var createPropDefault = function(descs, removeType){
|
|
if(descs.defaultValue === undefined){
|
|
descs.defaultValue = '';
|
|
}
|
|
if(!descs.removeAttr){
|
|
descs.removeAttr = {
|
|
value: function(){
|
|
descs[removeType || 'prop'].set.call(this, descs.defaultValue);
|
|
descs.removeAttr._supvalue.call(this);
|
|
}
|
|
};
|
|
}
|
|
if(!descs.attr){
|
|
descs.attr = {};
|
|
}
|
|
};
|
|
|
|
$.extend(webshims, {
|
|
xProps: havePolyfill,
|
|
getID: (function(){
|
|
var ID = new Date().getTime();
|
|
return function(elem){
|
|
elem = $(elem);
|
|
var id = elem.prop('id');
|
|
if(!id){
|
|
ID++;
|
|
id = 'ID-'+ ID;
|
|
elem.eq(0).prop('id', id);
|
|
}
|
|
return id;
|
|
};
|
|
})(),
|
|
domPrefixes: ["ws", "webkit", "moz", "ms", "o"],
|
|
|
|
prefixed: function (prop, obj){
|
|
var i, testProp;
|
|
var ret = false;
|
|
if(obj[prop]){
|
|
ret = prop;
|
|
}
|
|
if(!ret){
|
|
prop = prop.charAt(0).toUpperCase() + prop.slice(1);
|
|
for(i = 0; i < webshims.domPrefixes.length; i++){
|
|
testProp = webshims.domPrefixes[i]+prop;
|
|
if(testProp in obj){
|
|
ret = testProp;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return ret;
|
|
},
|
|
shadowClass: 'wsshadow-'+(Date.now()),
|
|
implement: function(elem, type){
|
|
var data = elementData(elem, 'implemented') || elementData(elem, 'implemented', {});
|
|
if(data[type]){
|
|
webshims.warn(type +' already implemented for element #'+elem.id);
|
|
return false;
|
|
}
|
|
|
|
data[type] = true;
|
|
return !$(elem).hasClass('ws-nopolyfill');
|
|
},
|
|
extendUNDEFProp: function(obj, props){
|
|
$.each(props, function(name, prop){
|
|
if( !(name in obj) ){
|
|
obj[name] = prop;
|
|
}
|
|
});
|
|
},
|
|
getOptions: (function(){
|
|
var normalName = /\-([a-z])/g;
|
|
var regs = {};
|
|
var nameRegs = {};
|
|
var regFn = function(f, upper){
|
|
return upper.toLowerCase();
|
|
};
|
|
var nameFn = function(f, dashed){
|
|
return dashed.toUpperCase();
|
|
};
|
|
return function(elem, name, bases, stringAllowed){
|
|
if(nameRegs[name]){
|
|
name = nameRegs[name];
|
|
} else {
|
|
nameRegs[name] = name.replace(normalName, nameFn);
|
|
name = nameRegs[name];
|
|
}
|
|
var data = elementData(elem, 'cfg'+name);
|
|
var dataName;
|
|
var cfg = {};
|
|
|
|
if(data){
|
|
return data;
|
|
}
|
|
data = $(elem).data();
|
|
if(data && typeof data[name] == 'string'){
|
|
if(stringAllowed){
|
|
return elementData(elem, 'cfg'+name, data[name]);
|
|
}
|
|
webshims.error('data-'+ name +' attribute has to be a valid JSON, was: '+ data[name]);
|
|
}
|
|
if(!bases){
|
|
bases = [true, {}];
|
|
} else if(!Array.isArray(bases)){
|
|
bases = [true, {}, bases];
|
|
} else {
|
|
bases.unshift(true, {});
|
|
}
|
|
|
|
if(data && typeof data[name] == 'object'){
|
|
bases.push(data[name]);
|
|
}
|
|
|
|
if(!regs[name]){
|
|
regs[name] = new RegExp('^'+ name +'([A-Z])');
|
|
}
|
|
|
|
for(dataName in data){
|
|
if(regs[name].test(dataName)){
|
|
cfg[dataName.replace(regs[name], regFn)] = data[dataName];
|
|
}
|
|
}
|
|
bases.push(cfg);
|
|
return elementData(elem, 'cfg'+name, $.extend.apply($, bases));
|
|
};
|
|
})(),
|
|
//http://www.w3.org/TR/html5/common-dom-interfaces.html#reflect
|
|
createPropDefault: createPropDefault,
|
|
data: elementData,
|
|
moveToFirstEvent: function(elem, eventType, bindType){
|
|
var events = ($._data(elem, 'events') || {})[eventType];
|
|
var fn;
|
|
|
|
if(events && events.length > 1){
|
|
fn = events.pop();
|
|
if(!bindType){
|
|
bindType = 'bind';
|
|
}
|
|
if(bindType == 'bind' && events.delegateCount){
|
|
events.splice( events.delegateCount, 0, fn);
|
|
} else {
|
|
events.unshift( fn );
|
|
}
|
|
|
|
|
|
}
|
|
elem = null;
|
|
},
|
|
addShadowDom: (function(){
|
|
var resizeTimer;
|
|
var lastHeight;
|
|
var lastWidth;
|
|
var $window = $(window);
|
|
var docObserve = {
|
|
init: false,
|
|
runs: 0,
|
|
test: function(){
|
|
var height = docObserve.getHeight();
|
|
var width = docObserve.getWidth();
|
|
|
|
if(height != docObserve.height || width != docObserve.width){
|
|
docObserve.height = height;
|
|
docObserve.width = width;
|
|
docObserve.handler({type: 'docresize'});
|
|
docObserve.runs++;
|
|
if(docObserve.runs < 9){
|
|
setTimeout(docObserve.test, 90);
|
|
}
|
|
} else {
|
|
docObserve.runs = 0;
|
|
}
|
|
},
|
|
handler: (function(){
|
|
var trigger = function(){
|
|
$(document).triggerHandler('updateshadowdom');
|
|
};
|
|
return function(e){
|
|
clearTimeout(resizeTimer);
|
|
resizeTimer = setTimeout(function(){
|
|
if(e.type == 'resize'){
|
|
var width = $window.width();
|
|
var height = $window.width();
|
|
|
|
if(height == lastHeight && width == lastWidth){
|
|
return;
|
|
}
|
|
lastHeight = height;
|
|
lastWidth = width;
|
|
|
|
docObserve.height = docObserve.getHeight();
|
|
docObserve.width = docObserve.getWidth();
|
|
}
|
|
|
|
if(window.requestAnimationFrame){
|
|
requestAnimationFrame(trigger);
|
|
} else {
|
|
setTimeout(trigger, 0);
|
|
}
|
|
|
|
}, (e.type == 'resize' && !window.requestAnimationFrame) ? 50 : 9);
|
|
};
|
|
})(),
|
|
_create: function(){
|
|
$.each({ Height: "getHeight", Width: "getWidth" }, function(name, type){
|
|
var body = document.body;
|
|
var doc = document.documentElement;
|
|
docObserve[type] = function (){
|
|
return Math.max(
|
|
body[ "scroll" + name ], doc[ "scroll" + name ],
|
|
body[ "offset" + name ], doc[ "offset" + name ],
|
|
doc[ "client" + name ]
|
|
);
|
|
};
|
|
});
|
|
},
|
|
start: function(){
|
|
if(!this.init && document.body){
|
|
this.init = true;
|
|
this._create();
|
|
this.height = docObserve.getHeight();
|
|
this.width = docObserve.getWidth();
|
|
setInterval(this.test, 999);
|
|
$(this.test);
|
|
if($.support.boxSizing == null){
|
|
$(function(){
|
|
if($.support.boxSizing){
|
|
docObserve.handler({type: 'boxsizing'});
|
|
}
|
|
});
|
|
}
|
|
webshims.ready('WINDOWLOAD', this.test);
|
|
$(document).on('updatelayout.webshim pageinit popupafteropen panelbeforeopen tabsactivate collapsibleexpand shown.bs.modal shown.bs.collapse slid.bs.carousel playerdimensionchange', this.handler);
|
|
$(window).on('resize', this.handler);
|
|
}
|
|
}
|
|
};
|
|
|
|
|
|
webshims.docObserve = function(){
|
|
webshims.ready('DOM', function(){
|
|
docObserve.start();
|
|
|
|
});
|
|
};
|
|
return function(nativeElem, shadowElem, opts){
|
|
if(nativeElem && shadowElem){
|
|
opts = opts || {};
|
|
if(nativeElem.jquery){
|
|
nativeElem = nativeElem[0];
|
|
}
|
|
if(shadowElem.jquery){
|
|
shadowElem = shadowElem[0];
|
|
}
|
|
var nativeData = $.data(nativeElem, dataID) || $.data(nativeElem, dataID, {});
|
|
var shadowData = $.data(shadowElem, dataID) || $.data(shadowElem, dataID, {});
|
|
var shadowFocusElementData = {};
|
|
if(!opts.shadowFocusElement){
|
|
opts.shadowFocusElement = shadowElem;
|
|
} else if(opts.shadowFocusElement){
|
|
if(opts.shadowFocusElement.jquery){
|
|
opts.shadowFocusElement = opts.shadowFocusElement[0];
|
|
}
|
|
shadowFocusElementData = $.data(opts.shadowFocusElement, dataID) || $.data(opts.shadowFocusElement, dataID, shadowFocusElementData);
|
|
}
|
|
|
|
$(nativeElem).on('remove', function(e){
|
|
if (!e.originalEvent) {
|
|
setTimeout(function(){
|
|
$(shadowElem).remove();
|
|
}, 4);
|
|
}
|
|
});
|
|
|
|
nativeData.hasShadow = shadowElem;
|
|
shadowFocusElementData.nativeElement = shadowData.nativeElement = nativeElem;
|
|
shadowFocusElementData.shadowData = shadowData.shadowData = nativeData.shadowData = {
|
|
nativeElement: nativeElem,
|
|
shadowElement: shadowElem,
|
|
shadowFocusElement: opts.shadowFocusElement
|
|
};
|
|
if(opts.shadowChilds){
|
|
opts.shadowChilds.each(function(){
|
|
elementData(this, 'shadowData', shadowData.shadowData);
|
|
});
|
|
}
|
|
|
|
if(opts.data){
|
|
shadowFocusElementData.shadowData.data = shadowData.shadowData.data = nativeData.shadowData.data = opts.data;
|
|
}
|
|
opts = null;
|
|
}
|
|
webshims.docObserve();
|
|
};
|
|
})(),
|
|
propTypes: {
|
|
standard: function(descs, name){
|
|
createPropDefault(descs);
|
|
if(descs.prop){return;}
|
|
descs.prop = {
|
|
set: function(val){
|
|
descs.attr.set.call(this, ''+val);
|
|
},
|
|
get: function(){
|
|
return descs.attr.get.call(this) || descs.defaultValue;
|
|
}
|
|
};
|
|
|
|
},
|
|
"boolean": function(descs, name){
|
|
|
|
createPropDefault(descs);
|
|
if(descs.prop){return;}
|
|
descs.prop = {
|
|
set: function(val){
|
|
if(val){
|
|
descs.attr.set.call(this, "");
|
|
} else {
|
|
descs.removeAttr.value.call(this);
|
|
}
|
|
},
|
|
get: function(){
|
|
return descs.attr.get.call(this) != null;
|
|
}
|
|
};
|
|
},
|
|
"src": (function(){
|
|
var anchor = document.createElement('a');
|
|
anchor.style.display = "none";
|
|
return function(descs, name){
|
|
|
|
createPropDefault(descs);
|
|
if(descs.prop){return;}
|
|
descs.prop = {
|
|
set: function(val){
|
|
descs.attr.set.call(this, val);
|
|
},
|
|
get: function(){
|
|
var href = this.getAttribute(name);
|
|
var ret;
|
|
if(href == null){return '';}
|
|
|
|
anchor.setAttribute('href', href+'' );
|
|
|
|
if(!supportHrefNormalized){
|
|
try {
|
|
$(anchor).insertAfter(this);
|
|
ret = anchor.getAttribute('href', 4);
|
|
} catch(er){
|
|
ret = anchor.getAttribute('href', 4);
|
|
}
|
|
$(anchor).detach();
|
|
}
|
|
return ret || anchor.href;
|
|
}
|
|
};
|
|
};
|
|
})(),
|
|
enumarated: function(descs, name){
|
|
|
|
createPropDefault(descs);
|
|
if(descs.prop){return;}
|
|
descs.prop = {
|
|
set: function(val){
|
|
descs.attr.set.call(this, val);
|
|
},
|
|
get: function(){
|
|
var val = (descs.attr.get.call(this) || '').toLowerCase();
|
|
if(!val || descs.limitedTo.indexOf(val) == -1){
|
|
val = descs.defaultValue;
|
|
}
|
|
return val;
|
|
}
|
|
};
|
|
}
|
|
|
|
// ,unsignedLong: $.noop
|
|
// ,"doubble": $.noop
|
|
// ,"long": $.noop
|
|
// ,tokenlist: $.noop
|
|
// ,settableTokenlist: $.noop
|
|
},
|
|
reflectProperties: function(nodeNames, props){
|
|
if(typeof props == 'string'){
|
|
props = props.split(listReg);
|
|
}
|
|
props.forEach(function(prop){
|
|
webshims.defineNodeNamesProperty(nodeNames, prop, {
|
|
prop: {
|
|
set: function(val){
|
|
$.attr(this, prop, val);
|
|
},
|
|
get: function(){
|
|
return $.attr(this, prop) || '';
|
|
}
|
|
}
|
|
});
|
|
});
|
|
},
|
|
defineNodeNameProperty: function(nodeName, prop, descs){
|
|
havePolyfill[prop] = true;
|
|
|
|
if(descs.reflect){
|
|
if(descs.propType && !webshims.propTypes[descs.propType]){
|
|
webshims.error('could not finde propType '+ descs.propType);
|
|
} else {
|
|
webshims.propTypes[descs.propType || 'standard'](descs, prop);
|
|
}
|
|
|
|
}
|
|
|
|
['prop', 'attr', 'removeAttr'].forEach(function(type){
|
|
var desc = descs[type];
|
|
if(desc){
|
|
if(type === 'prop'){
|
|
desc = $.extend({writeable: true}, desc);
|
|
} else {
|
|
desc = $.extend({}, desc, {writeable: true});
|
|
}
|
|
|
|
extendQ[type](nodeName, prop, desc);
|
|
if(nodeName != '*' && webshims.cfg.extendNative && type == 'prop' && desc.value && $.isFunction(desc.value)){
|
|
extendNativeValue(nodeName, prop, desc);
|
|
}
|
|
descs[type] = desc;
|
|
}
|
|
});
|
|
if(descs.initAttr){
|
|
initProp.content(nodeName, prop);
|
|
}
|
|
return descs;
|
|
},
|
|
|
|
defineNodeNameProperties: function(name, descs, propType, _noTmpCache){
|
|
var olddesc;
|
|
for(var prop in descs){
|
|
if(!_noTmpCache && descs[prop].initAttr){
|
|
initProp.createTmpCache(name);
|
|
}
|
|
if(propType){
|
|
if(descs[prop][propType]){
|
|
//webshims.log('override: '+ name +'['+prop +'] for '+ propType);
|
|
} else {
|
|
descs[prop][propType] = {};
|
|
['value', 'set', 'get'].forEach(function(copyProp){
|
|
if(copyProp in descs[prop]){
|
|
descs[prop][propType][copyProp] = descs[prop][copyProp];
|
|
delete descs[prop][copyProp];
|
|
}
|
|
});
|
|
}
|
|
}
|
|
descs[prop] = webshims.defineNodeNameProperty(name, prop, descs[prop]);
|
|
}
|
|
if(!_noTmpCache){
|
|
initProp.flushTmpCache();
|
|
}
|
|
return descs;
|
|
},
|
|
|
|
createElement: function(nodeName, create, descs){
|
|
var ret;
|
|
if($.isFunction(create)){
|
|
create = {
|
|
after: create
|
|
};
|
|
}
|
|
initProp.createTmpCache(nodeName);
|
|
if(create.before){
|
|
initProp.createElement(nodeName, create.before);
|
|
}
|
|
if(descs){
|
|
ret = webshims.defineNodeNameProperties(nodeName, descs, false, true);
|
|
}
|
|
if(create.after){
|
|
initProp.createElement(nodeName, create.after);
|
|
}
|
|
initProp.flushTmpCache();
|
|
return ret;
|
|
},
|
|
onNodeNamesPropertyModify: function(nodeNames, props, desc, only){
|
|
if(typeof nodeNames == 'string'){
|
|
nodeNames = nodeNames.split(listReg);
|
|
}
|
|
if($.isFunction(desc)){
|
|
desc = {set: desc};
|
|
}
|
|
|
|
nodeNames.forEach(function(name){
|
|
if(!modifyProps[name]){
|
|
modifyProps[name] = {};
|
|
}
|
|
if(typeof props == 'string'){
|
|
props = props.split(listReg);
|
|
}
|
|
if(desc.initAttr){
|
|
initProp.createTmpCache(name);
|
|
}
|
|
props.forEach(function(prop){
|
|
if(!modifyProps[name][prop]){
|
|
modifyProps[name][prop] = [];
|
|
havePolyfill[prop] = true;
|
|
}
|
|
if(desc.set){
|
|
if(only){
|
|
desc.set.only = only;
|
|
}
|
|
modifyProps[name][prop].push(desc.set);
|
|
}
|
|
|
|
if(desc.initAttr){
|
|
initProp.content(name, prop);
|
|
}
|
|
});
|
|
initProp.flushTmpCache();
|
|
|
|
});
|
|
},
|
|
defineNodeNamesBooleanProperty: function(elementNames, prop, descs){
|
|
if(!descs){
|
|
descs = {};
|
|
}
|
|
if($.isFunction(descs)){
|
|
descs.set = descs;
|
|
}
|
|
webshims.defineNodeNamesProperty(elementNames, prop, {
|
|
attr: {
|
|
set: function(val){
|
|
if(descs.useContentAttribute){
|
|
webshims.contentAttr(this, prop, val);
|
|
} else {
|
|
this.setAttribute(prop, val);
|
|
}
|
|
if(descs.set){
|
|
descs.set.call(this, true);
|
|
}
|
|
},
|
|
get: function(){
|
|
var ret = (descs.useContentAttribute) ? webshims.contentAttr(this, prop) : this.getAttribute(prop);
|
|
return (ret == null) ? undefined : prop;
|
|
}
|
|
},
|
|
removeAttr: {
|
|
value: function(){
|
|
this.removeAttribute(prop);
|
|
if(descs.set){
|
|
descs.set.call(this, false);
|
|
}
|
|
}
|
|
},
|
|
reflect: true,
|
|
propType: 'boolean',
|
|
initAttr: descs.initAttr || false
|
|
});
|
|
},
|
|
contentAttr: function(elem, name, val){
|
|
if(!elem.nodeName){return;}
|
|
var attr;
|
|
if(val === undefined){
|
|
attr = (elem.attributes[name] || {});
|
|
val = attr.specified ? attr.value : null;
|
|
return (val == null) ? undefined : val;
|
|
}
|
|
|
|
if(typeof val == 'boolean'){
|
|
if(!val){
|
|
elem.removeAttribute(name);
|
|
} else {
|
|
elem.setAttribute(name, name);
|
|
}
|
|
} else {
|
|
elem.setAttribute(name, val);
|
|
}
|
|
},
|
|
|
|
activeLang: (function(){
|
|
var curLang = [];
|
|
var langDatas = [];
|
|
var loading = {};
|
|
var load = function(src, obj, loadingLang){
|
|
obj._isLoading = true;
|
|
if(loading[src]){
|
|
loading[src].push(obj);
|
|
} else {
|
|
loading[src] = [obj];
|
|
webshims.loader.loadScript(src, function(){
|
|
if(loadingLang == curLang.join()){
|
|
$.each(loading[src], function(i, obj){
|
|
select(obj);
|
|
});
|
|
}
|
|
delete loading[src];
|
|
});
|
|
}
|
|
};
|
|
|
|
var select = function(obj){
|
|
var oldLang = obj.__active;
|
|
var selectLang = function(i, lang){
|
|
obj._isLoading = false;
|
|
if(obj[lang] || obj.availableLangs.indexOf(lang) != -1){
|
|
if(obj[lang]){
|
|
obj.__active = obj[lang];
|
|
obj.__activeName = lang;
|
|
} else {
|
|
load(obj.langSrc+lang, obj, curLang.join());
|
|
}
|
|
return false;
|
|
}
|
|
};
|
|
$.each(curLang, selectLang);
|
|
if(!obj.__active){
|
|
obj.__active = obj[''];
|
|
obj.__activeName = '';
|
|
}
|
|
if(oldLang != obj.__active){
|
|
$(obj).trigger('change');
|
|
}
|
|
};
|
|
return function(lang){
|
|
var shortLang;
|
|
if(typeof lang == 'string'){
|
|
if(curLang[0] != lang){
|
|
curLang = [lang];
|
|
shortLang = curLang[0].split('-')[0];
|
|
if(shortLang && shortLang != lang){
|
|
curLang.push(shortLang);
|
|
}
|
|
langDatas.forEach(select);
|
|
}
|
|
} else if(typeof lang == 'object'){
|
|
if(!lang.__active){
|
|
langDatas.push(lang);
|
|
select(lang);
|
|
}
|
|
return lang.__active;
|
|
}
|
|
return curLang[0];
|
|
};
|
|
})()
|
|
});
|
|
|
|
$.each({
|
|
defineNodeNamesProperty: 'defineNodeNameProperty',
|
|
defineNodeNamesProperties: 'defineNodeNameProperties',
|
|
createElements: 'createElement'
|
|
}, function(name, baseMethod){
|
|
webshims[name] = function(names, a, b, c){
|
|
if(typeof names == 'string'){
|
|
names = names.split(listReg);
|
|
}
|
|
var retDesc = {};
|
|
names.forEach(function(nodeName){
|
|
retDesc[nodeName] = webshims[baseMethod](nodeName, a, b, c);
|
|
});
|
|
return retDesc;
|
|
};
|
|
});
|
|
|
|
webshims.isReady('webshimLocalization', true);
|
|
|
|
//html5a11y + hidden attribute
|
|
(function(){
|
|
if(('content' in document.createElement('template'))){return;}
|
|
|
|
$(function(){
|
|
var main = $('main').attr({role: 'main'});
|
|
if(main.length > 1){
|
|
webshims.error('only one main element allowed in document');
|
|
} else if(main.is('article *, section *')) {
|
|
webshims.error('main not allowed inside of article/section elements');
|
|
}
|
|
});
|
|
|
|
if(('hidden' in document.createElement('a'))){
|
|
return;
|
|
}
|
|
|
|
webshims.defineNodeNamesBooleanProperty(['*'], 'hidden');
|
|
|
|
var elemMappings = {
|
|
article: "article",
|
|
aside: "complementary",
|
|
section: "region",
|
|
nav: "navigation",
|
|
address: "contentinfo"
|
|
};
|
|
var addRole = function(elem, role){
|
|
var hasRole = elem.getAttribute('role');
|
|
if (!hasRole) {
|
|
elem.setAttribute('role', role);
|
|
}
|
|
};
|
|
|
|
|
|
$.webshims.addReady(function(context, contextElem){
|
|
$.each(elemMappings, function(name, role){
|
|
var elems = $(name, context).add(contextElem.filter(name));
|
|
for (var i = 0, len = elems.length; i < len; i++) {
|
|
addRole(elems[i], role);
|
|
}
|
|
});
|
|
if (context === document) {
|
|
var header = document.getElementsByTagName('header')[0];
|
|
var footers = document.getElementsByTagName('footer');
|
|
var footerLen = footers.length;
|
|
|
|
if (header && !$(header).closest('section, article')[0]) {
|
|
addRole(header, 'banner');
|
|
}
|
|
if (!footerLen) {
|
|
return;
|
|
}
|
|
var footer = footers[footerLen - 1];
|
|
if (!$(footer).closest('section, article')[0]) {
|
|
addRole(footer, 'contentinfo');
|
|
}
|
|
}
|
|
});
|
|
|
|
})();
|
|
});
|
|
;webshims.register('track', function($, webshims, window, document, undefined){
|
|
"use strict";
|
|
var mediaelement = webshims.mediaelement;
|
|
var id = new Date().getTime();
|
|
//descriptions are not really shown, but they are inserted into the dom
|
|
var showTracks = {subtitles: 1, captions: 1, descriptions: 1};
|
|
var dummyTrack = $('<track />');
|
|
var support = webshims.support;
|
|
var supportTrackMod = support.ES5 && support.objectAccessor;
|
|
var createEventTarget = function(obj){
|
|
var eventList = {};
|
|
obj.addEventListener = function(name, fn){
|
|
if(eventList[name]){
|
|
webshims.error('always use $.on to the shimed event: '+ name +' already bound fn was: '+ eventList[name] +' your fn was: '+ fn);
|
|
}
|
|
eventList[name] = fn;
|
|
|
|
};
|
|
obj.removeEventListener = function(name, fn){
|
|
if(eventList[name] && eventList[name] != fn){
|
|
webshims.error('always use $.on/$.off to the shimed event: '+ name +' already bound fn was: '+ eventList[name] +' your fn was: '+ fn);
|
|
}
|
|
if(eventList[name]){
|
|
delete eventList[name];
|
|
}
|
|
};
|
|
return obj;
|
|
};
|
|
|
|
var cueListProto = {
|
|
getCueById: function(id){
|
|
var cue = null;
|
|
for(var i = 0, len = this.length; i < len; i++){
|
|
if(this[i].id === id){
|
|
cue = this[i];
|
|
break;
|
|
}
|
|
}
|
|
return cue;
|
|
}
|
|
};
|
|
var numericModes = {
|
|
0: 'disabled',
|
|
1: 'hidden',
|
|
2: 'showing'
|
|
};
|
|
|
|
var textTrackProto = {
|
|
shimActiveCues: null,
|
|
_shimActiveCues: null,
|
|
activeCues: null,
|
|
cues: null,
|
|
kind: 'subtitles',
|
|
label: '',
|
|
language: '',
|
|
id: '',
|
|
mode: 'disabled',
|
|
oncuechange: null,
|
|
toString: function() {
|
|
return "[object TextTrack]";
|
|
},
|
|
addCue: function(cue){
|
|
if(!this.cues){
|
|
this.cues = mediaelement.createCueList();
|
|
} else {
|
|
var lastCue = this.cues[this.cues.length-1];
|
|
if(lastCue && lastCue.startTime > cue.startTime){
|
|
webshims.error("cue startTime higher than previous cue's startTime");
|
|
}
|
|
}
|
|
if(cue.track && cue.track.removeCue){
|
|
cue.track.removeCue(cue);
|
|
}
|
|
cue.track = this;
|
|
this.cues.push(cue);
|
|
},
|
|
//ToDo: make it more dynamic
|
|
removeCue: function(cue){
|
|
var cues = this.cues || [];
|
|
var i = 0;
|
|
var len = cues.length;
|
|
if(cue.track != this){
|
|
webshims.error("cue not part of track");
|
|
return;
|
|
}
|
|
for(; i < len; i++){
|
|
if(cues[i] === cue){
|
|
cues.splice(i, 1);
|
|
cue.track = null;
|
|
break;
|
|
}
|
|
}
|
|
if(cue.track){
|
|
webshims.error("cue not part of track");
|
|
return;
|
|
}
|
|
}/*,
|
|
DISABLED: 'disabled',
|
|
OFF: 'disabled',
|
|
HIDDEN: 'hidden',
|
|
SHOWING: 'showing',
|
|
ERROR: 3,
|
|
LOADED: 2,
|
|
LOADING: 1,
|
|
NONE: 0*/
|
|
};
|
|
var copyProps = ['kind', 'label', 'srclang'];
|
|
var copyName = {srclang: 'language'};
|
|
|
|
var updateMediaTrackList = function(baseData, trackList){
|
|
var removed = [];
|
|
var added = [];
|
|
var newTracks = [];
|
|
var i, len;
|
|
if(!baseData){
|
|
baseData = webshims.data(this, 'mediaelementBase') || webshims.data(this, 'mediaelementBase', {});
|
|
}
|
|
|
|
if(!trackList){
|
|
baseData.blockTrackListUpdate = true;
|
|
trackList = $.prop(this, 'textTracks');
|
|
baseData.blockTrackListUpdate = false;
|
|
}
|
|
|
|
clearTimeout(baseData.updateTrackListTimer);
|
|
|
|
$('track', this).each(function(){
|
|
var track = $.prop(this, 'track');
|
|
newTracks.push(track);
|
|
if(trackList.indexOf(track) == -1){
|
|
added.push(track);
|
|
}
|
|
});
|
|
|
|
if(baseData.scriptedTextTracks){
|
|
for(i = 0, len = baseData.scriptedTextTracks.length; i < len; i++){
|
|
newTracks.push(baseData.scriptedTextTracks[i]);
|
|
if(trackList.indexOf(baseData.scriptedTextTracks[i]) == -1){
|
|
added.push(baseData.scriptedTextTracks[i]);
|
|
}
|
|
}
|
|
}
|
|
|
|
for(i = 0, len = trackList.length; i < len; i++){
|
|
if(newTracks.indexOf(trackList[i]) == -1){
|
|
removed.push(trackList[i]);
|
|
}
|
|
}
|
|
|
|
if(removed.length || added.length){
|
|
trackList.splice(0);
|
|
|
|
for(i = 0, len = newTracks.length; i < len; i++){
|
|
trackList.push(newTracks[i]);
|
|
}
|
|
for(i = 0, len = removed.length; i < len; i++){
|
|
$([trackList]).triggerHandler($.Event({type: 'removetrack', track: removed[i]}));
|
|
}
|
|
for(i = 0, len = added.length; i < len; i++){
|
|
$([trackList]).triggerHandler($.Event({type: 'addtrack', track: added[i]}));
|
|
}
|
|
if(baseData.scriptedTextTracks || removed.length){
|
|
$(this).triggerHandler('updatetrackdisplay');
|
|
}
|
|
}
|
|
};
|
|
|
|
var refreshTrack = function(track, trackData){
|
|
if(!trackData){
|
|
trackData = webshims.data(track, 'trackData');
|
|
}
|
|
|
|
if(trackData && !trackData.isTriggering){
|
|
trackData.isTriggering = true;
|
|
setTimeout(function(){
|
|
$(track).closest('audio, video').triggerHandler('updatetrackdisplay');
|
|
trackData.isTriggering = false;
|
|
}, 1);
|
|
}
|
|
};
|
|
var isDefaultTrack = (function(){
|
|
var defaultKinds = {
|
|
subtitles: {
|
|
subtitles: 1,
|
|
captions: 1
|
|
},
|
|
descriptions: {descriptions: 1},
|
|
chapters: {chapters: 1}
|
|
};
|
|
defaultKinds.captions = defaultKinds.subtitles;
|
|
|
|
return function(track){
|
|
var kind, firstDefaultTrack;
|
|
var isDefault = $.prop(track, 'default');
|
|
if(isDefault && (kind = $.prop(track, 'kind')) != 'metadata'){
|
|
firstDefaultTrack = $(track)
|
|
.parent()
|
|
.find('track[default]')
|
|
.filter(function(){
|
|
return !!(defaultKinds[kind][$.prop(this, 'kind')]);
|
|
})[0]
|
|
;
|
|
if(firstDefaultTrack != track){
|
|
isDefault = false;
|
|
webshims.error('more than one default track of a specific kind detected. Fall back to default = false');
|
|
}
|
|
}
|
|
return isDefault;
|
|
};
|
|
})();
|
|
var emptyDiv = $('<div />')[0];
|
|
|
|
function VTTCue(startTime, endTime, text){
|
|
if(arguments.length != 3){
|
|
webshims.error("wrong arguments.length for VTTCue.constructor");
|
|
}
|
|
|
|
this.startTime = startTime;
|
|
this.endTime = endTime;
|
|
this.text = text;
|
|
this.onenter = null;
|
|
this.onexit = null;
|
|
this.pauseOnExit = false;
|
|
this.track = null;
|
|
this.id = null;
|
|
this.getCueAsHTML = (function(){
|
|
var lastText = "";
|
|
var parsedText = "";
|
|
var fragment;
|
|
|
|
return function(){
|
|
var i, len;
|
|
if(!fragment){
|
|
fragment = document.createDocumentFragment();
|
|
}
|
|
if(lastText != this.text){
|
|
lastText = this.text;
|
|
parsedText = mediaelement.parseCueTextToHTML(lastText);
|
|
emptyDiv.innerHTML = parsedText;
|
|
|
|
for(i = 0, len = emptyDiv.childNodes.length; i < len; i++){
|
|
fragment.appendChild(emptyDiv.childNodes[i].cloneNode(true));
|
|
}
|
|
}
|
|
return fragment.cloneNode(true);
|
|
};
|
|
|
|
})();
|
|
}
|
|
|
|
window.VTTCue = VTTCue;
|
|
window.TextTrackCue = function(){
|
|
webshims.error("Use VTTCue constructor instead of abstract TextTrackCue constructor.");
|
|
VTTCue.apply(this, arguments);
|
|
};
|
|
|
|
window.TextTrackCue.prototype = VTTCue.prototype;
|
|
|
|
mediaelement.createCueList = function(){
|
|
return $.extend([], cueListProto);
|
|
};
|
|
|
|
mediaelement.parseCueTextToHTML = (function(){
|
|
var tagSplits = /(<\/?[^>]+>)/ig;
|
|
var allowedTags = /^(?:c|v|ruby|rt|b|i|u)/;
|
|
var regEnd = /\<\s*\//;
|
|
var addToTemplate = function(localName, attribute, tag, html){
|
|
var ret;
|
|
if(regEnd.test(html)){
|
|
ret = '</'+ localName +'>';
|
|
} else {
|
|
tag.splice(0, 1);
|
|
ret = '<'+ localName +' '+ attribute +'="'+ (tag.join(' ').replace(/\"/g, '"')) +'">';
|
|
}
|
|
return ret;
|
|
};
|
|
var replacer = function(html){
|
|
var tag = html.replace(/[<\/>]+/ig,"").split(/[\s\.]+/);
|
|
if(tag[0]){
|
|
tag[0] = tag[0].toLowerCase();
|
|
if(allowedTags.test(tag[0])){
|
|
if(tag[0] == 'c'){
|
|
html = addToTemplate('span', 'class', tag, html);
|
|
} else if(tag[0] == 'v'){
|
|
html = addToTemplate('q', 'title', tag, html);
|
|
}
|
|
} else {
|
|
html = "";
|
|
}
|
|
}
|
|
return html;
|
|
};
|
|
|
|
return function(cueText){
|
|
return cueText.replace(tagSplits, replacer);
|
|
};
|
|
})();
|
|
var mapTtmlToVtt = function(i){
|
|
var content = i+'';
|
|
var begin = this.getAttribute('begin') || '';
|
|
var end = this.getAttribute('end') || '';
|
|
var text = $.trim($.text(this));
|
|
if(!/\./.test(begin)){
|
|
begin += '.000';
|
|
}
|
|
if(!/\./.test(end)){
|
|
end += '.000';
|
|
}
|
|
content += '\n';
|
|
content += begin +' --> '+end+'\n';
|
|
content += text;
|
|
return content;
|
|
};
|
|
var ttmlTextToVTT = function(ttml){
|
|
ttml = $.parseXML(ttml) || [];
|
|
return $(ttml).find('[begin][end]').map(mapTtmlToVtt).get().join('\n\n') || '';
|
|
};
|
|
var loadingTracks = 0;
|
|
|
|
mediaelement.loadTextTrack = function(mediaelem, track, trackData, _default){
|
|
var loadEvents = 'play playing loadedmetadata loadstart';
|
|
var obj = trackData.track;
|
|
var load = function(){
|
|
var error, ajax, createAjax;
|
|
var isDisabled = obj.mode == 'disabled';
|
|
var videoState = !!($.prop(mediaelem, 'readyState') > 0 || $.prop(mediaelem, 'networkState') == 2 || !$.prop(mediaelem, 'paused'));
|
|
var src = (!isDisabled || videoState) && ($.attr(track, 'src') && $.prop(track, 'src'));
|
|
|
|
if(src){
|
|
$(mediaelem).off(loadEvents, load).off('updatetrackdisplay', load);
|
|
|
|
if(!trackData.readyState){
|
|
error = function(){
|
|
loadingTracks--;
|
|
trackData.readyState = 3;
|
|
obj.cues = null;
|
|
obj.activeCues = obj.shimActiveCues = obj._shimActiveCues = null;
|
|
$(track).triggerHandler('error');
|
|
};
|
|
trackData.readyState = 1;
|
|
try {
|
|
obj.cues = mediaelement.createCueList();
|
|
obj.activeCues = obj.shimActiveCues = obj._shimActiveCues = mediaelement.createCueList();
|
|
loadingTracks++;
|
|
createAjax = function(){
|
|
ajax = $.ajax({
|
|
dataType: 'text',
|
|
url: src,
|
|
success: function(text){
|
|
loadingTracks--;
|
|
var contentType = ajax.getResponseHeader('content-type') || '';
|
|
|
|
if(!contentType.indexOf('application/xml')){
|
|
text = ttmlTextToVTT(text);
|
|
} else if(contentType.indexOf('text/vtt')){
|
|
webshims.error('set the mime-type of your WebVTT files to text/vtt. see: http://dev.w3.org/html5/webvtt/#text/vtt');
|
|
}
|
|
mediaelement.parseCaptions(text, obj, function(cues){
|
|
if(cues && 'length' in cues){
|
|
trackData.readyState = 2;
|
|
$(track).triggerHandler('load');
|
|
$(mediaelem).triggerHandler('updatetrackdisplay');
|
|
} else {
|
|
error();
|
|
}
|
|
});
|
|
},
|
|
error: error
|
|
});
|
|
};
|
|
if($.ajax && $.ajaxSettings.xhr){
|
|
if(isDisabled){
|
|
setTimeout(createAjax, loadingTracks * 2);
|
|
} else {
|
|
createAjax();
|
|
}
|
|
} else {
|
|
webshims.ready('jajax', createAjax);
|
|
webshims.loader.loadList(['jajax']);
|
|
}
|
|
} catch(er){
|
|
error();
|
|
webshims.error(er);
|
|
}
|
|
}
|
|
}
|
|
};
|
|
trackData.readyState = 0;
|
|
obj.shimActiveCues = null;
|
|
obj._shimActiveCues = null;
|
|
obj.activeCues = null;
|
|
obj.cues = null;
|
|
|
|
$(mediaelem).on(loadEvents, load);
|
|
|
|
if(_default){
|
|
obj.mode = showTracks[obj.kind] ? 'showing' : 'hidden';
|
|
load();
|
|
} else {
|
|
$(mediaelem).on('updatetrackdisplay', load);
|
|
}
|
|
};
|
|
|
|
mediaelement.createTextTrack = function(mediaelem, track){
|
|
var obj, trackData;
|
|
if(track.nodeName){
|
|
trackData = webshims.data(track, 'trackData');
|
|
|
|
if(trackData){
|
|
refreshTrack(track, trackData);
|
|
obj = trackData.track;
|
|
}
|
|
}
|
|
|
|
if(!obj){
|
|
obj = createEventTarget(webshims.objectCreate(textTrackProto));
|
|
|
|
if(!supportTrackMod){
|
|
copyProps.forEach(function(copyProp){
|
|
var prop = $.prop(track, copyProp);
|
|
if(prop){
|
|
obj[copyName[copyProp] || copyProp] = prop;
|
|
}
|
|
});
|
|
}
|
|
|
|
|
|
if(track.nodeName){
|
|
if(supportTrackMod){
|
|
copyProps.forEach(function(copyProp){
|
|
webshims.defineProperty(obj, copyName[copyProp] || copyProp, {
|
|
get: function(){
|
|
return $.prop(track, copyProp);
|
|
}
|
|
});
|
|
});
|
|
}
|
|
obj.id = $(track).prop('id');
|
|
trackData = webshims.data(track, 'trackData', {track: obj});
|
|
mediaelement.loadTextTrack(mediaelem, track, trackData, isDefaultTrack(track));
|
|
} else {
|
|
if(supportTrackMod){
|
|
copyProps.forEach(function(copyProp){
|
|
webshims.defineProperty(obj, copyName[copyProp] || copyProp, {
|
|
value: track[copyProp],
|
|
writeable: false
|
|
});
|
|
});
|
|
}
|
|
obj.cues = mediaelement.createCueList();
|
|
obj.activeCues = obj._shimActiveCues = obj.shimActiveCues = mediaelement.createCueList();
|
|
obj.mode = 'hidden';
|
|
obj.readyState = 2;
|
|
}
|
|
if(obj.kind == 'subtitles' && !obj.language){
|
|
webshims.error('you must provide a language for track in subtitles state');
|
|
}
|
|
obj.__wsmode = obj.mode;
|
|
|
|
webshims.defineProperty(obj, '_wsUpdateMode', {
|
|
value: function(){
|
|
$(mediaelem).triggerHandler('updatetrackdisplay');
|
|
},
|
|
enumerable: false
|
|
});
|
|
}
|
|
|
|
return obj;
|
|
};
|
|
|
|
if(!$.propHooks.mode){
|
|
$.propHooks.mode = {
|
|
set: function(obj, value){
|
|
obj.mode = value;
|
|
if(obj._wsUpdateMode && obj._wsUpdateMode.call){
|
|
obj._wsUpdateMode();
|
|
}
|
|
return obj.mode;
|
|
}
|
|
};
|
|
}
|
|
|
|
/*
|
|
taken from:
|
|
Captionator 0.5.1 [CaptionCrunch]
|
|
Christopher Giffard, 2011
|
|
Share and enjoy
|
|
|
|
https://github.com/cgiffard/Captionator
|
|
|
|
modified for webshims
|
|
*/
|
|
mediaelement.parseCaptionChunk = (function(){
|
|
// Set up timestamp parsers
|
|
var WebVTTTimestampParser = /^(\d{2})?:?(\d{2}):(\d{2})\.(\d+)\s+\-\-\>\s+(\d{2})?:?(\d{2}):(\d{2})\.(\d+)\s*(.*)/;
|
|
var WebVTTDEFAULTSCueParser = /^(DEFAULTS|DEFAULT)\s+\-\-\>\s+(.*)/g;
|
|
var WebVTTSTYLECueParser = /^(STYLE|STYLES)\s+\-\-\>\s*\n([\s\S]*)/g;
|
|
var WebVTTCOMMENTCueParser = /^(COMMENT|COMMENTS)\s+\-\-\>\s+(.*)/g;
|
|
var SRTTimestampParser = /^(\d{2})?:?(\d{2}):(\d{2})[\.\,](\d+)\s+\-\-\>\s+(\d{2})?:?(\d{2}):(\d{2})[\.\,](\d+)\s*(.*)/;
|
|
|
|
return function(subtitleElement,objectCount){
|
|
|
|
var subtitleParts, timeIn, timeOut, html, timeData, subtitlePartIndex, id;
|
|
var timestampMatch, tmpCue;
|
|
|
|
// WebVTT Special Cue Logic
|
|
if (WebVTTDEFAULTSCueParser.exec(subtitleElement) || WebVTTCOMMENTCueParser.exec(subtitleElement) || WebVTTSTYLECueParser.exec(subtitleElement)) {
|
|
return null;
|
|
}
|
|
|
|
subtitleParts = subtitleElement.split(/\n/g);
|
|
|
|
// Trim off any blank lines (logically, should only be max. one, but loop to be sure)
|
|
while (!subtitleParts[0].replace(/\s+/ig,"").length && subtitleParts.length > 0) {
|
|
subtitleParts.shift();
|
|
}
|
|
|
|
if (subtitleParts[0].match(/^\s*[a-z0-9-\_]+\s*$/ig)) {
|
|
// The identifier becomes the cue ID (when *we* load the cues from file. Programatically created cues can have an ID of whatever.)
|
|
id = String(subtitleParts.shift().replace(/\s*/ig,""));
|
|
}
|
|
|
|
for (subtitlePartIndex = 0; subtitlePartIndex < subtitleParts.length; subtitlePartIndex ++) {
|
|
var timestamp = subtitleParts[subtitlePartIndex];
|
|
|
|
if ((timestampMatch = WebVTTTimestampParser.exec(timestamp)) || (timestampMatch = SRTTimestampParser.exec(timestamp))) {
|
|
|
|
// WebVTT
|
|
|
|
timeData = timestampMatch.slice(1);
|
|
|
|
timeIn = parseInt((timeData[0]||0) * 60 * 60,10) + // Hours
|
|
parseInt((timeData[1]||0) * 60,10) + // Minutes
|
|
parseInt((timeData[2]||0),10) + // Seconds
|
|
parseFloat("0." + (timeData[3]||0)); // MS
|
|
|
|
timeOut = parseInt((timeData[4]||0) * 60 * 60,10) + // Hours
|
|
parseInt((timeData[5]||0) * 60,10) + // Minutes
|
|
parseInt((timeData[6]||0),10) + // Seconds
|
|
parseFloat("0." + (timeData[7]||0)); // MS
|
|
/*
|
|
if (timeData[8]) {
|
|
cueSettings = timeData[8];
|
|
}
|
|
*/
|
|
}
|
|
|
|
// We've got the timestamp - return all the other unmatched lines as the raw subtitle data
|
|
subtitleParts = subtitleParts.slice(0,subtitlePartIndex).concat(subtitleParts.slice(subtitlePartIndex+1));
|
|
break;
|
|
}
|
|
|
|
if (!timeIn && !timeOut) {
|
|
// We didn't extract any time information. Assume the cue is invalid!
|
|
webshims.warn("couldn't extract time information: "+[timeIn, timeOut, subtitleParts.join("\n"), id].join(' ; '));
|
|
return null;
|
|
}
|
|
/*
|
|
// Consolidate cue settings, convert defaults to object
|
|
var compositeCueSettings =
|
|
cueDefaults
|
|
.reduce(function(previous,current,index,array){
|
|
previous[current.split(":")[0]] = current.split(":")[1];
|
|
return previous;
|
|
},{});
|
|
|
|
// Loop through cue settings, replace defaults with cue specific settings if they exist
|
|
compositeCueSettings =
|
|
cueSettings
|
|
.split(/\s+/g)
|
|
.filter(function(set) { return set && !!set.length; })
|
|
// Convert array to a key/val object
|
|
.reduce(function(previous,current,index,array){
|
|
previous[current.split(":")[0]] = current.split(":")[1];
|
|
return previous;
|
|
},compositeCueSettings);
|
|
|
|
// Turn back into string like the VTTCue constructor expects
|
|
cueSettings = "";
|
|
for (var key in compositeCueSettings) {
|
|
if (compositeCueSettings.hasOwnProperty(key)) {
|
|
cueSettings += !!cueSettings.length ? " " : "";
|
|
cueSettings += key + ":" + compositeCueSettings[key];
|
|
}
|
|
}
|
|
*/
|
|
// The remaining lines are the subtitle payload itself (after removing an ID if present, and the time);
|
|
html = subtitleParts.join("\n");
|
|
tmpCue = new VTTCue(timeIn, timeOut, html);
|
|
if(id){
|
|
tmpCue.id = id;
|
|
}
|
|
return tmpCue;
|
|
};
|
|
})();
|
|
|
|
mediaelement.parseCaptions = function(captionData, track, complete) {
|
|
|
|
var cue, lazyProcess, regWevVTT, startDate, isWEBVTT;
|
|
|
|
mediaelement.createCueList();
|
|
if (captionData) {
|
|
|
|
regWevVTT = /^WEBVTT(\s*FILE)?/ig;
|
|
|
|
lazyProcess = function(i, len){
|
|
|
|
for(; i < len; i++){
|
|
cue = captionData[i];
|
|
if(regWevVTT.test(cue)){
|
|
isWEBVTT = true;
|
|
} else if(cue.replace(/\s*/ig,"").length){
|
|
cue = mediaelement.parseCaptionChunk(cue, i);
|
|
if(cue){
|
|
track.addCue(cue);
|
|
}
|
|
}
|
|
if(startDate < (new Date().getTime()) - 30){
|
|
i++;
|
|
setTimeout(function(){
|
|
startDate = new Date().getTime();
|
|
lazyProcess(i, len);
|
|
}, 90);
|
|
|
|
break;
|
|
}
|
|
}
|
|
if(i >= len){
|
|
if(!isWEBVTT){
|
|
webshims.error('please use WebVTT format. This is the standard');
|
|
}
|
|
complete(track.cues);
|
|
}
|
|
};
|
|
|
|
captionData = captionData.replace(/\r\n/g,"\n");
|
|
|
|
setTimeout(function(){
|
|
captionData = captionData.replace(/\r/g,"\n");
|
|
setTimeout(function(){
|
|
startDate = new Date().getTime();
|
|
captionData = captionData.split(/\n\n+/g);
|
|
lazyProcess(0, captionData.length);
|
|
}, 9);
|
|
}, 9);
|
|
|
|
} else {
|
|
webshims.error("Required parameter captionData not supplied.");
|
|
}
|
|
};
|
|
|
|
|
|
mediaelement.createTrackList = function(mediaelem, baseData){
|
|
baseData = baseData || webshims.data(mediaelem, 'mediaelementBase') || webshims.data(mediaelem, 'mediaelementBase', {});
|
|
if(!baseData.textTracks){
|
|
baseData.textTracks = [];
|
|
webshims.defineProperties(baseData.textTracks, {
|
|
onaddtrack: {value: null},
|
|
onremovetrack: {value: null},
|
|
onchange: {value: null},
|
|
getTrackById: {
|
|
value: function(id){
|
|
var track = null;
|
|
for(var i = 0; i < baseData.textTracks.length; i++){
|
|
if(id == baseData.textTracks[i].id){
|
|
track = baseData.textTracks[i];
|
|
break;
|
|
}
|
|
}
|
|
return track;
|
|
}
|
|
}
|
|
});
|
|
createEventTarget(baseData.textTracks);
|
|
$(mediaelem).on('updatetrackdisplay', function(){
|
|
var track;
|
|
for(var i = 0; i < baseData.textTracks.length; i++){
|
|
track = baseData.textTracks[i];
|
|
if(track.__wsmode != track.mode){
|
|
track.__wsmode = track.mode;
|
|
$([ baseData.textTracks ]).triggerHandler('change');
|
|
}
|
|
}
|
|
});
|
|
|
|
}
|
|
return baseData.textTracks;
|
|
};
|
|
|
|
if(!support.track){
|
|
webshims.defineNodeNamesBooleanProperty(['track'], 'default');
|
|
webshims.reflectProperties(['track'], ['srclang', 'label']);
|
|
|
|
webshims.defineNodeNameProperties('track', {
|
|
src: {
|
|
//attr: {},
|
|
reflect: true,
|
|
propType: 'src'
|
|
}
|
|
});
|
|
}
|
|
|
|
webshims.defineNodeNameProperties('track', {
|
|
kind: {
|
|
attr: support.track ? {
|
|
set: function(value){
|
|
var trackData = webshims.data(this, 'trackData');
|
|
this.setAttribute('data-kind', value);
|
|
if(trackData){
|
|
trackData.attrKind = value;
|
|
}
|
|
},
|
|
get: function(){
|
|
var trackData = webshims.data(this, 'trackData');
|
|
if(trackData && ('attrKind' in trackData)){
|
|
return trackData.attrKind;
|
|
}
|
|
return this.getAttribute('kind');
|
|
}
|
|
} : {},
|
|
reflect: true,
|
|
propType: 'enumarated',
|
|
defaultValue: 'subtitles',
|
|
limitedTo: ['subtitles', 'captions', 'descriptions', 'chapters', 'metadata']
|
|
}
|
|
});
|
|
|
|
$.each(copyProps, function(i, copyProp){
|
|
var name = copyName[copyProp] || copyProp;
|
|
webshims.onNodeNamesPropertyModify('track', copyProp, function(){
|
|
var trackData = webshims.data(this, 'trackData');
|
|
|
|
if(trackData){
|
|
if(copyProp == 'kind'){
|
|
refreshTrack(this, trackData);
|
|
}
|
|
if(!supportTrackMod){
|
|
trackData.track[name] = $.prop(this, copyProp);
|
|
}
|
|
}
|
|
});
|
|
});
|
|
|
|
|
|
webshims.onNodeNamesPropertyModify('track', 'src', function(val){
|
|
if(val){
|
|
var data = webshims.data(this, 'trackData');
|
|
var media;
|
|
if(data){
|
|
media = $(this).closest('video, audio');
|
|
if(media[0]){
|
|
mediaelement.loadTextTrack(media, this, data);
|
|
}
|
|
}
|
|
}
|
|
|
|
});
|
|
|
|
//
|
|
webshims.defineNodeNamesProperties(['track'], {
|
|
ERROR: {
|
|
value: 3
|
|
},
|
|
LOADED: {
|
|
value: 2
|
|
},
|
|
LOADING: {
|
|
value: 1
|
|
},
|
|
NONE: {
|
|
value: 0
|
|
},
|
|
readyState: {
|
|
get: function(){
|
|
return (webshims.data(this, 'trackData') || {readyState: 0}).readyState;
|
|
},
|
|
writeable: false
|
|
},
|
|
track: {
|
|
get: function(){
|
|
return mediaelement.createTextTrack($(this).closest('audio, video')[0], this);
|
|
},
|
|
writeable: false
|
|
}
|
|
}, 'prop');
|
|
|
|
webshims.defineNodeNamesProperties(['audio', 'video'], {
|
|
textTracks: {
|
|
get: function(){
|
|
var media = this;
|
|
var baseData = webshims.data(media, 'mediaelementBase') || webshims.data(media, 'mediaelementBase', {});
|
|
var tracks = mediaelement.createTrackList(media, baseData);
|
|
if(!baseData.blockTrackListUpdate){
|
|
updateMediaTrackList.call(media, baseData, tracks);
|
|
}
|
|
return tracks;
|
|
},
|
|
writeable: false
|
|
},
|
|
addTextTrack: {
|
|
value: function(kind, label, lang){
|
|
var textTrack = mediaelement.createTextTrack(this, {
|
|
kind: dummyTrack.prop('kind', kind || '').prop('kind'),
|
|
label: label || '',
|
|
srclang: lang || ''
|
|
});
|
|
var baseData = webshims.data(this, 'mediaelementBase') || webshims.data(this, 'mediaelementBase', {});
|
|
if (!baseData.scriptedTextTracks) {
|
|
baseData.scriptedTextTracks = [];
|
|
}
|
|
baseData.scriptedTextTracks.push(textTrack);
|
|
updateMediaTrackList.call(this);
|
|
return textTrack;
|
|
}
|
|
}
|
|
}, 'prop');
|
|
|
|
//wsmediareload
|
|
var thUpdateList = function(e){
|
|
if($(e.target).is('audio, video')){
|
|
var baseData = webshims.data(e.target, 'mediaelementBase');
|
|
if(baseData){
|
|
clearTimeout(baseData.updateTrackListTimer);
|
|
baseData.updateTrackListTimer = setTimeout(function(){
|
|
updateMediaTrackList.call(e.target, baseData);
|
|
}, 0);
|
|
}
|
|
}
|
|
};
|
|
|
|
var getNativeReadyState = function(trackElem, textTrack){
|
|
return textTrack.readyState || trackElem.readyState;
|
|
};
|
|
var stopOriginalEvent = function(e){
|
|
if(e.originalEvent){
|
|
e.stopImmediatePropagation();
|
|
}
|
|
};
|
|
var hideNativeTracks = function(){
|
|
if(webshims.implement(this, 'track')){
|
|
var kind;
|
|
var origTrack = this.track;
|
|
if(origTrack){
|
|
|
|
if (!webshims.bugs.track && (origTrack.mode || getNativeReadyState(this, origTrack))) {
|
|
$.prop(this, 'track').mode = numericModes[origTrack.mode] || origTrack.mode;
|
|
}
|
|
//disable track from showing + remove UI
|
|
kind = $.prop(this, 'kind');
|
|
origTrack.mode = (typeof origTrack.mode == 'string') ? 'disabled' : 0;
|
|
this.kind = 'metadata';
|
|
|
|
$(this).attr({kind: kind});
|
|
|
|
}
|
|
$(this).on('load error', stopOriginalEvent);
|
|
}
|
|
};
|
|
|
|
webshims.addReady(function(context, insertedElement){
|
|
var insertedMedia = insertedElement.filter('video, audio, track').closest('audio, video');
|
|
$('video, audio', context)
|
|
.add(insertedMedia)
|
|
.each(function(){
|
|
updateMediaTrackList.call(this);
|
|
})
|
|
.on('emptied updatetracklist wsmediareload', thUpdateList)
|
|
.each(function(){
|
|
if(support.track){
|
|
var shimedTextTracks = $.prop(this, 'textTracks');
|
|
var origTextTracks = this.textTracks;
|
|
|
|
if(shimedTextTracks.length != origTextTracks.length){
|
|
webshims.warn("textTracks couldn't be copied");
|
|
}
|
|
|
|
$('track', this).each(hideNativeTracks);
|
|
}
|
|
})
|
|
;
|
|
|
|
insertedMedia.each(function(){
|
|
var media = this;
|
|
var baseData = webshims.data(media, 'mediaelementBase');
|
|
if(baseData){
|
|
clearTimeout(baseData.updateTrackListTimer);
|
|
baseData.updateTrackListTimer = setTimeout(function(){
|
|
updateMediaTrackList.call(media, baseData);
|
|
}, 9);
|
|
}
|
|
});
|
|
});
|
|
|
|
if(support.texttrackapi){
|
|
$('video, audio').trigger('trackapichange');
|
|
}
|
|
});
|