815 lines
14 KiB
JavaScript
815 lines
14 KiB
JavaScript
/**
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Kis JS Keep It Simple JS Library
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Copyright Timothy J. Warren
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License Public Domain
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Version 0.2.0
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*/
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(function (){
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"use strict";
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// Property name for expandos on DOM objects
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var kis_expando = "KIS_0_2_0";
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//Browser requirements check
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if (!document.querySelectorAll)
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{
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return;
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}
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var $_, $, dcopy;
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/**
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* String trim function polyfill
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*/
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if(typeof String.prototype.trim === "undefined")
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{
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String.prototype.trim = function(){
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return this.replace(/^\s+|\s+$/g, "");
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};
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}
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/**
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* $
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*
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* Simple DOM selector function
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*/
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$ = function (a)
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{
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var x;
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if (typeof a !== "string"){ return a;}
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//Pick the quickest method for each kind of selector
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if(a.match(/^#([\w\-]+$)/))
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{
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return document.getElementById(a.split('#')[1]);
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}
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else if(a.match(/^([\w\-]+)$/))
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{
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x = document.getElementsByTagName(a);
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}
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else
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{
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x = document.querySelectorAll(a);
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}
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//Return the single object if applicable
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return (x.length === 1) ? x[0] : x;
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};
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/**
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* $_
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*
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* Constructor function
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*/
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$_ = function(sel)
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{
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//Get the DOM objects from the selector
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sel = $(sel);
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//Have window be default selector, just in case
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if(typeof sel === "undefined")
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{
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sel = (typeof $_.el !== "undefined")
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? $_.el
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: window;
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}
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$_.el = sel;
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return dcopy($_);
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};
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/**
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* Deep copy/prototypical constructor function
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*/
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dcopy = function(obj)
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{
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var type, f;
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if(obj == null)
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{
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return;
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}
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if(typeof Object.create !== "undefined")
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{
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return Object.create(obj);
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}
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var type = typeof obj;
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if(type !== "object" && type !== "function")
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{
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return;
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}
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var f = function(){};
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f.prototype = obj;
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return new f();
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};
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//Set global variables
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$_ = window.$_ = window.$_ || $_;
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$_.$ = $;
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//console.log polyfill
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if(typeof window.console === "undefined")
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{
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window.console = {
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log:function(){}
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};
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}
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// --------------------------------------------------------------------------
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$_.each = function (callback)
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{
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var sel = $_.el;
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//Don't try to iterate over the window object
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if(sel === window || typeof sel === "undefined")
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{
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return;
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}
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if(typeof sel.length !== "undefined")
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{
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var len = sel.length;
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if (len === 0)
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{
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return;
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}
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if (len === 1)
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{
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return callback(sel);
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}
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var selx;
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for (var x = 0; x < sel.length; x++)
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{
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selx = (sel.item(x)) ? sel.item(x) : sel[x];
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callback(selx);
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}
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}
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else
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{
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callback(sel);
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}
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};
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/**
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* Ajax
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*
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* Object for making ajax requests
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*/
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(function (){
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var ajax = {
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_do: function (url, data, callback, isPost)
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{
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if (typeof callback === "undefined")
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{
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callback = function (){};
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}
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var request = (typeof window.XMLHttpRequest !== "undefined")
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? new XMLHttpRequest()
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: false;
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var type = (isPost) ? "POST" : "GET";
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url += (type === "GET") ? "?"+this._serialize(data, true) : '';
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request.open(type, url);
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request.onreadystatechange = function ()
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{
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if (request.readyState === 4)
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{
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callback(request.responseText);
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}
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};
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if (type === "POST")
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{
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request.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
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request.send(this._serialize(data));
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}
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else
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{
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request.send(null);
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}
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},
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_serialize: function (data, encode)
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{
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var pairs = [];
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for (var name in data)
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{
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if (!data.hasOwnProperty(name))
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{
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continue;
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}
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if (typeof data[name] === "function")
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{
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continue;
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}
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var value = data[name].toString();
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if (encode === true)
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{
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name = encodeURIComponent(name.replace(" ", "+"));
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value = encodeURIComponent(value.replace(" ", "+"));
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}
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pairs.push(name + "=" + value);
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}
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return pairs.join("&");
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}
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};
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$_.get = function (url, data, callback)
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{
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ajax._do(url, data, callback, false);
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};
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$_.post = function (url, data, callback)
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{
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ajax._do(url, data, callback, true);
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};
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}());
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/**
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* Qs
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*
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* Object for encoding and decoding querystrings and hashbang strings
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*/
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(function (){
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$_.hb = (history.pushState) ? false : true;
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var qs = {
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parse: function (hb)
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{
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hb = hb || $_.hb;
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var h, i, hString, pairs, pLen, data, y;
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data = {};
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if (hb === true)
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{
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h = location.hash.split('#!/');
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hString = (h.length > 1) ? h[1] : '';
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}
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else if (hb === false || hb === undefined)
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{
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hString = window.location.search.substring(1);
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}
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else
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{
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return false;
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}
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pairs = hString.split('&');
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pLen = pairs.length;
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for (i = 0; i < pLen; i++)
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{
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y = pairs[i].split('=');
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if (y.length < 2)
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{
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return data;
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}
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data[y[0]] = y[1];
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}
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return data;
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},
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set: function (key, value, hb)
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{
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hb = hb || $_.hb;
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var pairs = this.parse(hb);
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if (key !== undefined && value !== undefined)
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{
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pairs[key] = value;
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}
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var vars = [];
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for (var x in pairs)
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{
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if (pairs.hasOwnProperty(x))
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{
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vars.push(x + '=' + pairs[x]);
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}
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}
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var qs = vars.join('&');
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if (hb === true)
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{
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qs = '!/' + qs;
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location.hash = qs;
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}
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return qs;
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},
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get: function (key, hb)
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{
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hb = hb || $_.hb;
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var pairs = this.parse(hb);
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return (pairs[key]) ? pairs[key] : '';
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}
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};
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$_.qs = qs;
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}());
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/**
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* Store object
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*
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* Wrapper for localstorage data serialization
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*/
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(function (){
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var store = {
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get: function (key)
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{
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return JSON.parse(localStorage.getItem(key));
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},
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set: function (key, value)
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{
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if (typeof value !== "string")
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{
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value = JSON.stringify(value);
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}
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localStorage.setItem(key, value);
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},
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getAll: function ()
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{
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var i,
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len,
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data;
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len = localStorage.length;
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data = {};
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for (i = 0; i < len; i++)
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{
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var name = localStorage.key(i);
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var value = localStorage.getItem(name);
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data[name] = value;
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}
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return data;
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}
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};
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$_.store = store;
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}());
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/**
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* Event object
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*
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* Event api wrapper
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*/
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(function (){
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var attach, remove, add_remove, e;
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// Define the proper attach and remove functions
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// based on browser support
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if(typeof document.addEventListener !== "undefined")
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{
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attach = function (sel, event, callback)
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{
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if (typeof sel.addEventListener !== "undefined")
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{
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sel.addEventListener(event, callback, false);
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}
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};
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remove = function (sel, event, callback)
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{
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if (typeof sel.removeEventListener !== "undefined")
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{
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sel.removeEventListener(event, callback, false);
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}
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};
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}
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//typeof function doesn't work in IE where attachEvent is available: brute force it
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else if(typeof document.attachEvent !== "undefined")
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{
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attach = function (sel, event, callback)
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{
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function listener () {
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// Internet Explorer fails to correctly set the 'this' object
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// for event listeners, so we need to set it ourselves.
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callback.apply(arguments);
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}
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if (typeof sel.attachEvent !== "undefined")
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{
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remove(event, callback); // Make sure we don't have duplicate listeners
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sel.attachEvent("on" + event, listener);
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// Store our listener so we can remove it later
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var expando = sel[kis_expando] = sel[kis_expando] || {};
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expando.listeners = expando.listeners || {};
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expando.listeners[event] = expando.listeners[event] || [];
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expando.listeners[event].push({
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callback: callback,
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listener: listener
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});
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}
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else
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{
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console.log("Failed to attach event:"+event+" on "+sel);
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}
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};
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remove = function (sel, event, callback)
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{
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if(typeof sel.detachEvent !== "undefined")
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{
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var expando = sel[kis_expando];
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if (expando && expando.listeners
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&& expando.listeners[event])
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{
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var listeners = expando.listeners[event];
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var len = listeners.length;
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for (var i=0; i<len; i++)
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{
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if (listeners[i].callback === callback)
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{
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sel.detachEvent("on" + event, listeners[i].listener);
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listeners.splice(i, 1);
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if(listeners.length === 0)
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{
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delete expando.listeners[event];
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}
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return;
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}
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}
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}
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}
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};
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}
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add_remove = function (event, callback, add)
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{
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var i, len;
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//Get the DOM object
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var sel = $_.el;
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if(arguments.length === 4)
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{
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sel = arguments[0];
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event = arguments[1];
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callback = arguments[2];
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add = arguments[3];
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}
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if(typeof sel === "undefined")
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{
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console.log(arguments);
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console.log(event);
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return false;
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}
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//Multiple events? Run recursively!
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if (!event.match(/^([\w\-]+)$/))
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{
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event = event.split(" ");
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len = event.length;
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for (i = 0; i < len; i++)
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{
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add_remove(event[i], callback, add);
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}
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return;
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}
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//Go over additonal DOM objects as needed
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$_.each(function(e){
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(add === true)
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? attach(e, event, callback)
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: remove(e, event, callback);
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});
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};
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e = {
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add: function (event, callback)
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{
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add_remove(event, callback, true);
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},
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remove: function (event, callback)
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{
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add_remove(event, callback, false);
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}
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};
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$_.event = e;
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}());
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/**
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* Dom manipulation object
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*
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*/
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(function (){
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var d;
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//Private function for getting/setting attributes
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function _attr(sel, name, value)
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{
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var oldVal, doAttr;
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//Get the value of the attribute, if it exists
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if (typeof sel.hasAttribute !== "undefined")
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{
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if (sel.hasAttribute(name))
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{
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oldVal = sel.getAttribute(name);
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}
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doAttr = true;
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}
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else if (typeof sel[name] !== "undefined")
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{
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oldVal = sel[name];
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doAttr = false;
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}
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else if (name === "class" && typeof sel.className !== "undefined") //className attribute
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{
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name = "className";
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oldVal = sel.className;
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doAttr = false;
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}
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//Well, I guess that attribute doesn't exist
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if (typeof oldVal === "undefined" && (typeof value === "undefined" || value === null))
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{
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console.log(value);
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console.log(sel);
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console.log("Element does not have the selected attribute");
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return;
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}
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//No value to set? Return the current value
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if (typeof value === "undefined")
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{
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return oldVal;
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}
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|
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//Determine what to do with the attribute
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if (typeof value !== "undefined" && value !== null)
|
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{
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(doAttr === true)
|
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? sel.setAttribute(name, value)
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: sel[name] = value;
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}
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else if (value === null)
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{
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if(doAttr === true)
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{
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sel.removeAttribute(name);
|
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}
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else
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{
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delete sel[name];
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}
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}
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return (typeof value !== "undefined") ? value : oldVal;
|
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}
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|
|
// Private function for class manipulation
|
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function _class(sel, c, add)
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{
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var ec, cs, len, i, classInd;
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|
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//We can do this the easy way
|
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if (sel.classList)
|
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{
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if (add === true)
|
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{
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sel.classList.add(c);
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return;
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}
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else if (add === false)
|
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{
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sel.classList.remove(c);
|
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return;
|
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}
|
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}
|
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else //Or the hard way
|
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{
|
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//No class attribute? Set an empty string
|
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ec = sel.className;//_attr("class");
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ec = (typeof ec === "string") ? ec : '';
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|
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//Convert class attribute string into array
|
|
if (typeof ec === "string")
|
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{
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cs = (ec !== '') ? ec.split(" ") : [];
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len = cs.length;
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classInd = false;
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|
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//Check for the class in the array
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for (i = 0; i < len; i++)
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{
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if (cs[i] === c)
|
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{
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classInd = i;
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break;
|
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}
|
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}
|
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}
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|
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//Add or remove from class array
|
|
if (add === true)
|
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{
|
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//Only add the class if isn't already there
|
|
if (classInd === false)
|
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{
|
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cs.push(c);
|
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}
|
|
}
|
|
else if (add === false)
|
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{
|
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//Make sure the class you want to remove exists
|
|
if (classInd !== false)
|
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{
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cs.splice(classInd, 1);
|
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}
|
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}
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|
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var cName = (cs.length > 1) ? cs.join(" ") : cs[0];
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|
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if (typeof sel.className !== "undefined")
|
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{
|
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sel.className = cName;
|
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}
|
|
else if (typeof sel.setAttribute !== "undefined")
|
|
{
|
|
sel.setAttribute('class', cName);
|
|
}
|
|
else
|
|
{
|
|
console.log(sel);
|
|
}
|
|
|
|
return cName;
|
|
}
|
|
|
|
}
|
|
|
|
function _toCamel(s)
|
|
{
|
|
return s.replace(/(\-[a-z])/g, function($1){
|
|
return $1.toUpperCase().replace('-','');
|
|
});
|
|
}
|
|
|
|
function _css(sel, prop, val)
|
|
{
|
|
var equi;
|
|
|
|
//Camel-case
|
|
prop = _toCamel(prop);
|
|
|
|
//Let's try the easy way first
|
|
if(typeof sel.style[prop] !== "undefined")
|
|
{
|
|
sel.style[prop] = val;
|
|
|
|
//Short circuit
|
|
return;
|
|
}
|
|
|
|
//Let have an object with equivalent properties
|
|
//for `special` browsers, and other quirks
|
|
|
|
//Todo: get more common properties
|
|
equi = {
|
|
outerHeight: "offsetHeight",
|
|
outerWidth: "offsetWidth",
|
|
top: "posTop"
|
|
};
|
|
|
|
if(sel.style[equi[prop]])
|
|
{
|
|
sel.style[equi[prop]] = val;
|
|
return;
|
|
}
|
|
|
|
//No matches? Well, lets log it for now
|
|
console.log("Property " + prop + " nor an equivalent seems to exist");
|
|
}
|
|
|
|
// --------------------------------------------------------------------------
|
|
|
|
d = {
|
|
addClass: function (c)
|
|
{
|
|
$_.each(function (e){
|
|
_class(e, c, true);
|
|
});
|
|
},
|
|
removeClass: function (c)
|
|
{
|
|
$_.each(function (e){
|
|
_class(e, c, false);
|
|
});
|
|
},
|
|
hide: function ()
|
|
{
|
|
this.css('display', 'none');
|
|
},
|
|
show: function (type)
|
|
{
|
|
if (typeof type === "undefined")
|
|
{
|
|
type = "block";
|
|
}
|
|
|
|
this.css("display", type);
|
|
},
|
|
attr: function (name, value)
|
|
{
|
|
var sel = $_.el;
|
|
|
|
//Make sure you don't try to get a bunch of elements
|
|
if (sel.length > 1 && typeof value === "undefined")
|
|
{
|
|
console.log(sel);
|
|
console.log("Must be a singular element");
|
|
return;
|
|
}
|
|
else if (sel.length > 1 && typeof value !== "undefined") //You can set a bunch, though
|
|
{
|
|
$_.each(function (e){
|
|
_attr(e, name, value);
|
|
});
|
|
}
|
|
else //Normal behavior
|
|
{
|
|
return _attr(sel, name, value);
|
|
}
|
|
},
|
|
text: function (value)
|
|
{
|
|
var oldValue, set, type, sel;
|
|
|
|
sel = $_.el;
|
|
|
|
set = (typeof value !== "undefined") ? true : false;
|
|
|
|
type = (typeof sel.innerText !== "undefined")
|
|
? "innerText"
|
|
: (typeof sel.textContent !== "undefined")
|
|
? "textContent"
|
|
: "innerHTML";
|
|
|
|
oldValue = sel[type];
|
|
|
|
if(set)
|
|
{
|
|
sel[type] = value;
|
|
return value;
|
|
}
|
|
else
|
|
{
|
|
return oldValue;
|
|
}
|
|
},
|
|
css: function (prop, val)
|
|
{
|
|
$_.each(function (e){
|
|
_css(e, prop, val);
|
|
});
|
|
}
|
|
};
|
|
|
|
$_.dom = d;
|
|
}());
|
|
|
|
}());
|