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asset.js
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/* Dynamic shim */
requirejs.config({
shim: {
'_kdeps/PxLoader/PxLoaderImage': {
deps: ['_kdeps/PxLoader/PxLoader']
},
'_kdeps/PxLoader/PxLoaderSound': {
deps: ['_kdeps/PxLoader/PxLoader']
},
'_kdeps/PxLoader/PxLoaderVideo': {
deps: ['_kdeps/PxLoader/PxLoader']
},
'_kdeps/krds-lazyload/PxLoaderCss': {
deps: ['_kdeps/PxLoader/PxLoader', '_kdeps/krds-lazyload/lazyload']
},
'_kdeps/PxLoader-font/index': {
deps: ['_kdeps/PxLoader/PxLoader', '_kdeps/fontjs/Font.min']
}
}
});
define('kite/asset', [
'app/assets',
'_kdeps/krds-lazyload/lazyload', /* PxLoaderCss */
'_kdeps/fontjs/Font.min', /* PxFont */
'_kdeps/PxLoader/PxLoader', /* PxImage, PxSound, PxVideo*/
'_kdeps/PxLoader/PxLoaderImage', /* shim deps: PxLoader*/
'_kdeps/PxLoader/PxLoaderSound', /* shim deps: PxLoader*/
'_kdeps/PxLoader/PxLoaderVideo', /* shim deps: PxLoader*/
'_kdeps/krds-lazyload/PxLoaderCss', /* shim deps: lazyload*/
'_kdeps/PxLoader-font/index' /* shim deps: Font*/
], function(config)
{
return {
v: ! config.urlArgs ? '' : '?' + config.urlArgs,
load: function(assets, onComplete)
{
var _this = this,
loaded = [],
pattern = /^(css|img|font|sound|video|js|func)\.(.+)$/,
pxAssetsLoaded = false,
pxAssetsCount = 0,
jsAssetsLoaded = false,
totalRemainingFuncs = 0,
loadedRequireJsModules = [],
pxMimicker = {
addProgressListener: function(){}
};
/**
* Assets loading:
* - func assets
* - pxLoader assets (css, img, font, sound, video)
* - requireJs assets (js)
*/
//No assets to load should not break the expected progressListener method.
if( ! assets.length)
{
onComplete(loaded, loadedRequireJsModules);
return pxMimicker;
}
var a, p, css = [], fonts = [], js = [], others = [];
for(var i = 0; i < assets.length; i++)
{
a = assets[i];
if(typeof a === 'string' && pattern.test(a))
{
p = a.match(pattern);
a = {t: p[1], s: p[2]};
}
switch(a.t)
{
case 'css':
if(config['css'].paths[a.s])
{
if(config.css.paths[a.s].indexOf('/') === 0 || config['css'].paths[a.s].indexOf('http') === 0)
css.push({'id': a.s, 'url': config.css.paths[a.s] + _this.v});
else
css.push({'id': a.s, 'url': config.css.baseUrl + '/' + config.css.paths[a.s] + _this.v});
}
else
css.push({'id': a.s, 'url': config.css.baseUrl + '/' + a.s + '.css' + _this.v});
loaded.push({t: a.t, s: css[css.length - 1].url});
break;
case 'font':
fonts.push(a);
break;
case 'js':
js.push(a.s);
loaded.push(a);
break;
default:
others.push(a);
}
}
//Js assets handle by requireJs (dependencies management)
if(js)
{
requirejs(js, function()
{
jsAssetsLoaded = true;
if(pxAssetsLoaded && ! totalRemainingFuncs)
onComplete(loaded, arguments);
else
loadedRequireJsModules = arguments;
});
}
else
jsAssetsLoaded = true;
//Static assets by us.
assets = [].concat(fonts).concat(others);
var px = new PxLoader();
var asset, fontSupport;
fontSupport = typeof px.addFont === 'function' && window.Font;
//Load CSS as a batch, to keep their order (see lazyload on CSS ordering)
if(css.length)
{
pxAssetsCount++;
px.addCss(css);
}
var f, conf, src, src_type, type, subassets;
var prependCallback = function(base, url)
{
return url.indexOf('http') === 0 || url.indexOf('//') === 0 ? url : base + '/' + url;
};
function assetfnDone()
{
if(--totalRemainingFuncs === 0)
{
if(pxAssetsLoaded && jsAssetsLoaded)
onComplete(loaded, loadedRequireJsModules);
}
}
for(var i = 0; i < assets.length; i++)
{
type = assets[i].t;
src = assets[i].s;
conf = config[type];
switch(type)
{
case 'img':
pxAssetsCount++;
f = function(asset){px.addImage(asset);};
break;
case 'font':
if( ! fontSupport)
continue;
pxAssetsCount++;
f = function(asset){px.addFont(asset);};
break;
case 'sound':
pxAssetsCount++;
f = function(asset){px.addSound(asset.id, asset.url, asset.tags, asset.priority);};
break;
case 'video':
pxAssetsCount++;
f = function(asset){px.addVideo(asset);};
break;
case 'func':
f = function(asset){asset(assetfnDone);};
break;
default:
continue;
}
subassets = [];
//Mapping resolver.
if(type === 'font')
asset = src;
else if(type !== 'css')
{
//Named asset. Js path resolving handle by requireJS: do not resolve path for js here.
if(type !== 'js' && conf && conf.paths && conf.paths[src])
{
//Asset source
src = conf.paths[src];
//Asset src type
src_type = typeof src;
//Direct URL
if(src_type === 'string')
{
asset = prependCallback(conf.baseUrl, src + _this.v);
if(type === 'sound')
asset = {id: undefined, url: asset};
}
else if(src_type === 'function') //Asset function
{
asset = src;
totalRemainingFuncs++;
}
else if(Object.prototype.toString.call(src) === '[object Array]') //Asset group
{
for(var j = 0; j < src.length; j++)
{
if(conf.paths[src[j]])
{
if(typeof src[j] === 'string' && typeof conf.paths[src[j]] === 'string')
{
asset = conf.paths[src[j]];
}
else
{
// Asset group inside asset group
if(conf.paths[src[j]].length > 0)
{
for(var k = 0; k < (conf.paths[src[j]].length - 1); k++)
{
asset = prependCallback(conf.baseUrl, conf.paths[src[j]][k] + _this.v);
subassets.push(asset);
}
asset = conf.paths[src[j]][k];
}
}
}
else
asset = src[j];
if(type === 'func')
totalRemainingFuncs++;
else if(type === 'sound')
{
if(typeof asset === 'string')
asset = {id: undefined, url: asset};
asset.url = prependCallback(conf.baseUrl, asset.url + _this.v);
}
else
asset = prependCallback(conf.baseUrl, asset + _this.v);
subassets.push(asset);
}
}
else if(type === 'sound') //src_type not a string not an array but sound
{
asset = src;
if(typeof asset === 'string')
asset = {id: undefined, url: asset};
asset.url = prependCallback(conf.baseUrl, asset.url + _this.v);
}
}
else //Unnamed asset
{
if(type === 'func')
{
totalRemainingFuncs++;
asset = src;
}
else if(type === 'sound')
{
asset = src;
if(typeof asset === 'string')
asset = {id: undefined, url: asset};
asset.url = prependCallback(conf.baseUrl, asset.url + _this.v);
}
else
asset = prependCallback(conf.baseUrl, src + _this.v);
}
}
if( ! subassets.length)
subassets.push(asset);
for(var k = 0; k < subassets.length; k++)
{
f(subassets[k]);
loaded.push({t: assets[i].t, s: subassets[k]});
}
}
if(pxAssetsCount)
{
px.addCompletionListener(function()
{
pxAssetsLoaded = true;
if(jsAssetsLoaded && ! totalRemainingFuncs)
onComplete(loaded, loadedRequireJsModules);
});
px.start();
return px;
}
else
{
pxAssetsLoaded = true; //single func asset to load requires this
//No assets to load and no func pending
if(jsAssetsLoaded && ! totalRemainingFuncs)
onComplete(loaded, loadedRequireJsModules);
return pxMimicker;
}
}
};
});