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Improved download speed of js and css files

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This commit is contained in:
coderaiser 2012-11-23 06:27:50 -05:00
parent de2cd51915
commit 61c220ca66
8 changed files with 124 additions and 29 deletions
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5
ChangeLog
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@ -114,6 +114,11 @@ set enveronment varibles "oauth_client_id" and
* Improved reading file with streams.
* Improved download speed of js and css files by
adding DOM.anyLoadInParallel function that is
loading files in parallel and then execute
callback function.
2012.10.01, Version 0.1.7

44
lib/client/dom.js
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@ -269,6 +269,50 @@ var CloudCommander, Util, DOM, CloudFunc;
}
};
/**
* improve callback of funcs so
* we pop number of function and
* if it's last we call pCallBack
*
* @param pParams_a
* @param pFunc - onload function
*/
DOM.anyLoadInParallel = function(pParams_a, pFunc){
var lRet = Util.isArray(pParams_a),
done = [],
doneFunc = function (pCallBack){
Util.exec(pCallBack);
if( !done.pop() )
Util.exec(pFunc);
};
if(!lRet){
pParams_a = [pParams_a];
}
for(var i = 0, n = pParams_a.length; i < n; i++){
var lParam = pParams_a.pop();
if(lParam){
done.push(i);
if(Util.isString(lParam) )
lParam = { src : lParam };
var lFunc = lParam.func;
lParam.func = Util.retExec(doneFunc, lFunc);
DOM.anyload(lParam);
lRet = true;
}
}
return lRet;
};
/**
* Функция создаёт элемент и загружает файл с src.
*

26
lib/client/editor/_codemirror.js
View file

@ -85,18 +85,20 @@ var CloudCommander, Util, DOM, CloudFunc, CodeMirror;
console.time('codemirror load');
var lDir = cloudcmd.LIBDIRCLIENT + 'editor/codemirror/';
DOM.anyLoadOnLoad([
lDir + 'codemirror.css',
lDir + 'theme/night.css',
lDir + 'mode/javascript.js',
lDir + 'codemirror.js'],
function(){
console.timeEnd('codemirror load');
CodeMirrorLoaded = true;
Util.exec(pCallBack);
}
);
DOM.jsload(lDir + 'codemirror.js', function(){
DOM.anyLoadInParallel([
lDir + 'codemirror.css',
lDir + 'theme/night.css',
lDir + 'mode/javascript.js',
],
function(){
console.timeEnd('codemirror load');
CodeMirrorLoaded = true;
Util.exec(pCallBack);
});
});
}
/**

4
lib/client/menu.js
View file

@ -105,10 +105,10 @@ var CloudCommander, Util, DOM, CloudFunc, $;
*/
function load(pCallBack){
console.time('menu load');
var lDir = Menu.dir;
DOM.anyLoadOnLoad([
DOM.anyLoadInParallel([
lDir + 'contextMenu.js',
lDir + 'contextMenu.css'],
function(){

19
lib/client/storage/_github.js
View file

@ -29,16 +29,17 @@ var CloudCommander, Util, DOM, $, Github, cb;
console.time('github load');
var lDir = './lib/client/storage/github/';
DOM.anyLoadOnLoad([
lDir + 'github.js',
lDir + 'lib/base64.js',
lDir + 'lib/underscore.js'],
function(){
console.timeEnd('github load');
DOM.Images.hideLoad();
DOM.jsload(lDir + 'github.js', function(){
DOM.anyLoadOnLoad([
lDir + 'lib/base64.js',
lDir + 'lib/underscore.js'],
Util.exec(pCallBack);
function(){
console.timeEnd('github load');
DOM.Images.hideLoad();
Util.exec(pCallBack);
});
});
}

6
lib/client/terminal.js
View file

@ -23,11 +23,11 @@ var CloudCommander, Util, DOM, $;
console.time('terminal load');
var lDir = 'lib/client/terminal/jquery-terminal/jquery.';
DOM.cssLoad(lDir + 'terminal.css');
DOM.anyLoadOnLoad([
DOM.anyLoadInParallel([
lDir + 'terminal.js',
lDir + 'mousewheel.js'],
lDir + 'mousewheel.js',
lDir + 'terminal.css'],
function(){
console.timeEnd('terminal load');

3
lib/client/viewer.js
View file

@ -98,7 +98,8 @@ var CloudCommander, Util, DOM, CloudFunc, $;
console.time('fancybox load');
var lDir = cloudcmd.LIBDIRCLIENT + 'viewer/fancybox/';
DOM.anyLoadOnLoad([
DOM.anyLoadInParallel([
lDir + 'jquery.fancybox.css',
lDir + 'jquery.fancybox.js'],

46
lib/util.js
View file

@ -28,8 +28,7 @@ var Util, exports;
* @param pName - получает имя файла
* @param pExt - расширение
*/
Util.checkExtension = function(pName, pExt)
{
Util.checkExtension = function(pName, pExt){
/* если длина имени больше
* длинны расширения -
* имеет смысл продолжать
@ -118,6 +117,49 @@ var Util, exports;
Util.removeStr = function(pStr, pSubStr){
return pStr.replace(pSubStr,'');
};
/**
* invoke a couple of functions in paralel
*
* @param {Array} pFuncs
* @param {function} pCallback
*
* Example:
* i >=0, pFuncs[i] = function(param, callback){}
*/
Util.paralelExec = function(pFuncs, pCallback){
var done = [];
/* add items to array done*/
function addFunc(pNum){
done.push(pNum);
}
/*
* improve callback of funcs so
* we pop number of function and
* if it's last we call pCallBack
*/
function doneFunc(pParams){
Util.exec(pParams.callback);
var lNum = done.pop (pParams.number);
if(!lNum){
Util.exec(pCallback);
}
}
for(var i = 0, n = pFuncs.length; i < n; i++){
addFunc(i);
var lFunc = pFuncs[i].callback;
pFuncs[i].callback = Util.retExec(doneFunc, {
number : i,
callback : lFunc
});
}
};
/**
* functions check is pVarible is array