lsloader.min.js

(function(){window.lsloader={jsRunSequence:[],jsnamemap:{},cssnamemap:{}};lsloader.removeLS=function(key){try{localStorage.removeItem(key)}catch(e){}};lsloader.setLS=function(key,val){try{localStorage.setItem(key,val)}catch(e){}};lsloader.getLS=function(key){var val="";try{val=localStorage.getItem(key)}catch(e){val=""}return val};versionString="/*"+(window.materialVersion||"unknownVersion")+"*/";lsloader.clean=function(){try{var keys=[];for(var i=0;i<localStorage.length;i++){keys.push(localStorage.key(i))}keys.forEach(function(key){var data=lsloader.getLS(key);if(window.oldVersion){var remove=window.oldVersion.reduce(function(p,c){return p||data.indexOf("/*"+c+"*/")!==-1},false);if(remove){lsloader.removeLS(key)}}})}catch(e){}};lsloader.clean();lsloader.load=function(jsname,jspath,cssonload,isJs){if(typeof cssonload==="boolean"){isJs=cssonload;cssonload=undefined}isJs=isJs||false;cssonload=cssonload||function(){};var code;code=this.getLS(jsname);if(code&&code.indexOf(versionString)===-1){this.removeLS(jsname);this.requestResource(jsname,jspath,cssonload,isJs);return}if(code){var versionNumber=code.split(versionString)[0];if(versionNumber!=jspath){console.log("reload:"+jspath);this.removeLS(jsname);this.requestResource(jsname,jspath,cssonload,isJs);return}code=code.split(versionString)[1];if(isJs){this.jsRunSequence.push({name:jsname,code:code});this.runjs(jspath,jsname,code)}else{document.getElementById(jsname).appendChild(document.createTextNode(code));cssonload()}}else{this.requestResource(jsname,jspath,cssonload,isJs)}};lsloader.requestResource=function(name,path,cssonload,isJs){var that=this;if(isJs){this.iojs(path,name,function(path,name,code){that.setLS(name,path+versionString+code);that.runjs(path,name,code)})}else{this.iocss(path,name,function(code){document.getElementById(name).appendChild(document.createTextNode(code));that.setLS(name,path+versionString+code)},cssonload)}};lsloader.iojs=function(path,jsname,callback){var that=this;that.jsRunSequence.push({name:jsname,code:""});try{var xhr=new XMLHttpRequest;xhr.open("get",path,true);xhr.onreadystatechange=function(){if(xhr.readyState==4){if(xhr.status>=200&&xhr.status<300||xhr.status==304){if(xhr.response!=""){callback(path,jsname,xhr.response);return}}that.jsfallback(path,jsname)}};xhr.send(null)}catch(e){that.jsfallback(path,jsname)}};lsloader.iocss=function(path,jsname,callback,cssonload){var that=this;try{var xhr=new XMLHttpRequest;xhr.open("get",path,true);xhr.onreadystatechange=function(){if(xhr.readyState==4){if(xhr.status>=200&&xhr.status<300||xhr.status==304){if(xhr.response!=""){callback(xhr.response);cssonload();return}}that.cssfallback(path,jsname,cssonload)}};xhr.send(null)}catch(e){that.cssfallback(path,jsname,cssonload)}};lsloader.iofonts=function(path,jsname,callback,cssonload){var that=this;try{var xhr=new XMLHttpRequest;xhr.open("get",path,true);xhr.onreadystatechange=function(){if(xhr.readyState==4){if(xhr.status>=200&&xhr.status<300||xhr.status==304){if(xhr.response!=""){callback(xhr.response);cssonload();return}}that.cssfallback(path,jsname,cssonload)}};xhr.send(null)}catch(e){that.cssfallback(path,jsname,cssonload)}};lsloader.runjs=function(path,name,code){if(!!name&&!!code){for(var k in this.jsRunSequence){if(this.jsRunSequence[k].name==name){this.jsRunSequence[k].code=code}}}if(!!this.jsRunSequence[0]&&!!this.jsRunSequence[0].code&&this.jsRunSequence[0].status!="failed"){var script=document.createElement("script");script.appendChild(document.createTextNode(this.jsRunSequence[0].code));script.type="text/javascript";document.getElementsByTagName("head")[0].appendChild(script);this.jsRunSequence.shift();if(this.jsRunSequence.length>0){this.runjs()}}else if(!!this.jsRunSequence[0]&&this.jsRunSequence[0].status=="failed"){var that=this;var script=document.createElement("script");script.src=this.jsRunSequence[0].path;script.type="text/javascript";this.jsRunSequence[0].status="loading";script.onload=function(){that.jsRunSequence.shift();if(that.jsRunSequence.length>0){that.runjs()}};document.body.appendChild(script)}};lsloader.tagLoad=function(path,name){this.jsRunSequence.push({name:name,code:"",path:path,status:"failed"});this.runjs()};lsloader.jsfallback=function(path,name){if(!!this.jsnamemap[name]){return}else{this.jsnamemap[name]=name}for(var k in this.jsRunSequence){if(this.jsRunSequence[k].name==name){this.jsRunSequence[k].code="";this.jsRunSequence[k].status="failed";this.jsRunSequence[k].path=path}}this.runjs()};lsloader.cssfallback=function(path,name,cssonload){if(!!this.cssnamemap[name]){return}else{this.cssnamemap[name]=1}var link=document.createElement("link");link.type="text/css";link.href=path;link.rel="stylesheet";link.onload=link.onerror=cssonload;var root=document.getElementsByTagName("script")[0];root.parentNode.insertBefore(link,root)};lsloader.runInlineScript=function(scriptId,codeId){var code=document.getElementById(codeId).innerText;this.jsRunSequence.push({name:scriptId,code:code});this.runjs()};lsloader.loadCombo=function(jslist){var updateList="";var requestingModules={};for(var k in jslist){var LS=this.getLS(jslist[k].name);if(!!LS){var version=LS.split(versionString)[0];var code=LS.split(versionString)[1]}else{var version=""}if(version==jslist[k].path){this.jsRunSequence.push({name:jslist[k].name,code:code,path:jslist[k].path})}else{this.jsRunSequence.push({name:jslist[k].name,code:null,path:jslist[k].path,status:"comboloading"});requestingModules[jslist[k].name]=true;updateList+=(updateList==""?"":";")+jslist[k].path}}var that=this;if(!!updateList){var xhr=new XMLHttpRequest;xhr.open("get",combo+updateList,true);xhr.onreadystatechange=function(){if(xhr.readyState==4){if(xhr.status>=200&&xhr.status<300||xhr.status==304){if(xhr.response!=""){that.runCombo(xhr.response,requestingModules);return}}else{for(var i in that.jsRunSequence){if(requestingModules[that.jsRunSequence[i].name]){that.jsRunSequence[i].status="failed"}}that.runjs()}}};xhr.send(null)}this.runjs()};lsloader.runCombo=function(comboCode,requestingModules){comboCode=comboCode.split("/*combojs*/");comboCode.shift();for(var k in this.jsRunSequence){if(!!requestingModules[this.jsRunSequence[k].name]&&!!comboCode[0]){this.jsRunSequence[k].status="comboJS";this.jsRunSequence[k].code=comboCode[0];this.setLS(this.jsRunSequence[k].name,this.jsRunSequence[k].path+versionString+comboCode[0]);comboCode.shift()}}this.runjs()}})();