934 lines
19 KiB
JavaScript
Executable File
934 lines
19 KiB
JavaScript
Executable File
/**
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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 0.8.0
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*/
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(function (undefined){
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"use strict";
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// Most functions rely on a string selector
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// which returns html elements. This requires
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// document.querySelectorAll or a custom
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// selector engine. I choose to just use the
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// browser feature, since it is present in
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// IE 8+, and all other major browsers
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if (document.querySelector === undefined)
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{
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return;
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}
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var $_, $, dcopy, sel;
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/**
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* $_
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*
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* Constructor function
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*
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* @constuctor
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* @namespace
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* @param string selector
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* @return object
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*/
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$_ = function(s)
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{
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// Have documentElement be default selector, just in case
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if (s === undefined)
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{
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// Defines a "global" selector for that instance
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sel = ($_.el !== undefined)
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? $_.el
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: document.documentElement;
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}
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else
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{
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sel = $(s);
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}
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// Add the selector to the prototype
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$_.prototype.el = sel;
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// Use the $_ object as it's own prototype
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var self = dcopy($_);
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// Give sel to each extension.
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for(var i in self)
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{
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if(typeof self[i] === "object")
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{
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self[i].el = sel;
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}
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}
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self.el = sel;
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return self;
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};
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/**
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* Simple DOM selector function
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*
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* @memberOf $_
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* @param string selector
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* @param object context
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* @return object
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* @type object
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*/
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$ = function (a, context)
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{
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var x, c;
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if (typeof a != "string" || a === undefined){ return a;}
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//Check for a context of a specific element, otherwise, just run on the document
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c = (context != null && context.nodeType === 1)
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? context
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: document;
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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
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{
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x = c.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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* Deep copy/prototypical constructor function
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*
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* @param object obj
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* @private
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* @return object
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* @type object
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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 === undefined)
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{
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return;
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}
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if(Object.create !== undefined)
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{
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return Object.create(obj);
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}
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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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/**
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* @private
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*/
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F = function(){};
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F.prototype = obj;
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return new F();
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};
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/**
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* Adds the property `obj` to the $_ object, calling it `name`
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*
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* @param string name
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* @param object obj
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*/
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$_.ext = function(name, obj)
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{
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obj.el = sel;
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$_[name] = obj;
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};
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/**
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* Iterates over a $_ object, applying a callback to each item
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*
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* @name $_.each
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* @function
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* @param function callback
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*/
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$_.ext('each', function (callback)
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{
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if(sel.length !== undefined && sel !== window)
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{
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// Use the native method, if it exists
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if(Array.prototype.forEach !== undefined)
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{
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[].forEach.call(sel, callback);
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return;
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}
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// Otherwise, fall back to a for loop
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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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var selx;
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for (var x = 0; x < len; x++)
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{
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selx = (sel.item(x)) ? sel.item(x) : sel[x];
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callback.call(selx, selx);
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}
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}
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else
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{
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callback.call(sel, sel);
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}
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});
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/**
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* Retrieves the type of the passed variable
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*
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* @param mixed obj
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* @return string
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* @type string
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*/
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$_.type = function(obj)
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{
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if((function() {return obj && (obj !== this)}).call(obj))
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{
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//fallback on 'typeof' for truthy primitive values
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return (typeof obj).toLowerCase();
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}
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//Strip x from [object x] and return
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return ({}).toString.call(obj).match(/\s([a-z|A-Z]+)/)[1].toLowerCase();
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};
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//Set global variables
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$_ = window.$_ = window.$_ || $_;
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$_.$ = $;
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}());
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// --------------------------------------------------------------------------
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/**
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* A module of various browser polyfills
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* @file polyfill.js
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*/
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/**
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* String trim function polyfill
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*/
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if(typeof String.prototype.trim === "undefined")
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{
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/**
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* @private
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*/
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String.prototype.trim = function()
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{
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return this.replace(/^[\s\uFEFF]+|[\s\uFEFF]+$/g, "");
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};
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}
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// --------------------------------------------------------------------------
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/**
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* Array.isArray polyfill
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*/
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if (typeof Array.isArray === "undefined")
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{
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Array.isArray = function(v)
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{
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return Object.prototype.toString.apply(v) === '[object Array]';
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}
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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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* Module for making ajax requests
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*/
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(function (undefined){
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"use strict";
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// Don't bother even defining the object if the XMLHttpRequest isn't available
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if(window.XMLHttpRequest === undefined)
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{
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return;
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}
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var ajax = {
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_do: function (url, data, success_callback, error_callback, isPost)
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{
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var type,
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request = new XMLHttpRequest();
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if (success_callback === undefined)
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{
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/**
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* @private
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*/
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success_callback = function (){};
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}
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type = (isPost) ? "POST" : "GET";
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if (type === "GET")
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{
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url += (url.match(/\?/))
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? this._serialize(data)
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: "?" + this._serialize(data);
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}
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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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if (request.status === 200)
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{
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success_callback.call(request.responseText, request.responseText);
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}
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else
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{
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if (error_callback !== undefined)
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{
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error_callback.call(request.status, request.status);
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}
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}
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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)
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{
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var name,
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value,
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pairs = [];
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for (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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value = data[name].toString();
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name = encodeURIComponent(name);
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value = encodeURIComponent(value);
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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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/**
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* Sends a GET type ajax request
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*
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* @name get
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* @function
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* @memberOf $_
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* @param string url
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* @param object data
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* @param function success_callback
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* @param function error_callback
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*/
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$_.ext('get', function (url, data, success_callback, error_callback){
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ajax._do(url, data, success_callback, error_callback, false);
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});
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/**
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* Sends a POST type ajax request
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*
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* @name post
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* @function
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* @memberOf $_
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* @param string url
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* @param object data
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* @param function success_callback
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* @param function error_callback
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*/
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$_.ext('post', function (url, data, success_callback, error_callback){
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ajax._do(url, data, success_callback, error_callback, true);
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});
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/**
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* Watches for server-sent events and applies a callback on message
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*
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* @name sse
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* @function
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* @memberOf $_
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* @param string url
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* @param function callback
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*/
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$_.ext('sse', function(url, callback){
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var source;
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// Check for server-sent event support
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if (EventSource !== undefined)
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{
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source = new EventSource(url);
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// Apply the callback
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source.onmessage = function(event){
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callback.call(event.data, event.data);
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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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* Event
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*
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* Event api wrapper
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* @todo Add method for triggering events
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*/
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(function (undefined){
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"use strict";
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var _add_remove, e, _attach_delegate;
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// Don't bother defining the methods if event api isn't supports
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if (document.addEventListener === undefined)
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{
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return false;
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}
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_add_remove = function (sel, event, callback, add)
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{
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var i, len;
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if(sel === undefined)
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{
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return null;
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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(sel, event[i], callback, add);
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}
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return;
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}
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// Bind the event
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(add === true)
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? sel.addEventListener(event, callback, false)
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: sel.removeEventListener(event, callback, false);
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};
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_attach_delegate = function(sel, target, event, callback)
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{
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// attach the listener to the parent object
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_add_remove(sel, event, function(e){
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var elem, t;
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// Get the live version of the target selector
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t = $_.$(target, sel);
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// Check each element to see if it matches the target
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for(elem in t)
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{
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// Fire target callback when event bubbles from target
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if(e.target == t[elem])
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{
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// Trigger the event callback
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callback.call(t[elem], e);
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// Stop event propegation
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e.stopPropagation();
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}
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}
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}, true);
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};
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// --------------------------------------------------------------------------
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/**
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* Event Listener module
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*
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* @namespace
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* @name event
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* @memberOf $_
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*/
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e = {
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/**
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* Adds an event that returns a callback when triggered on the selected
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* event and selector
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*
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* @memberOf $_.event
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* @name add
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* @function
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* @example Eg. $_("#selector").event.add("click", do_something());
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* @param string event
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* @param function callback
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*/
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add: function (event, callback)
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{
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$_.each(function(e){
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_add_remove(e, event, callback, true);
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});
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},
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/**
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* Removes an event bound the the specified selector, event type, and callback
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*
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* @memberOf $_.event
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* @name remove
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* @function
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* @example Eg. $_("#selector").event.remove("click", do_something());
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* @param string event
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* @param string callback
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*/
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remove: function (event, callback)
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{
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$_.each(function(e){
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_add_remove(e, event, callback, false);
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});
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},
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/**
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* Binds a persistent event to the document
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*
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* @memberOf $_.event
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* @name live
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* @function
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* @example Eg. $_.event.live(".button", "click", do_something());
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* @param string target
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* @param string event
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* @param function callback
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*/
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live: function (target, event, callback)
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{
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_attach_delegate(document.documentElement, target, event, callback);
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},
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/**
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* Binds an event to a parent object
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*
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* @memberOf $_.event
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* @name delegate
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* @function
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* @example Eg. $_("#parent").delegate(".button", "click", do_something());
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* @param string target
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* @param string event_type
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* @param function callback
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*/
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delegate: function (target, event, callback)
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{
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$_.each(function(e){
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_attach_delegate(e, target, event, callback);
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});
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}
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};
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$_.ext('event', e);
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}());
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|
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// --------------------------------------------------------------------------
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|
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//This is used so IE can use the classList api
|
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/*! @source http://purl.eligrey.com/github/classList.js/blob/master/classList.js*/
|
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if(typeof document!=="undefined"&&!("classList" in document.createElement("a"))){(function(j){if(!("HTMLElement" in j)&&!("Element" in j)){return}var a="classList",f="prototype",m=(j.HTMLElement||j.Element)[f],b=Object,k=String[f].trim||function(){return this.replace(/^\s+|\s+$/g,"")},c=Array[f].indexOf||function(q){var p=0,o=this.length;for(;p<o;p++){if(p in this&&this[p]===q){return p}}return -1},n=function(o,p){this.name=o;this.code=DOMException[o];this.message=p},g=function(p,o){if(o===""){throw new n("SYNTAX_ERR","An invalid or illegal string was specified")}if(/\s/.test(o)){throw new n("INVALID_CHARACTER_ERR","String contains an invalid character")}return c.call(p,o)},d=function(s){var r=k.call(s.className),q=r?r.split(/\s+/):[],p=0,o=q.length;for(;p<o;p++){this.push(q[p])}this._updateClassName=function(){s.className=this.toString()}},e=d[f]=[],i=function(){return new d(this)};n[f]=Error[f];e.item=function(o){return this[o]||null};e.contains=function(o){o+="";return g(this,o)!==-1};e.add=function(){var s=arguments,r=0,p=s.length,q,o=false;do{q=s[r]+"";if(g(this,q)===-1){this.push(q);o=true}}while(++r<p);if(o){this._updateClassName()}};e.remove=function(){var t=arguments,s=0,p=t.length,r,o=false;do{r=t[s]+"";var q=g(this,r);if(q!==-1){this.splice(q,1);o=true}}while(++s<p);if(o){this._updateClassName()}};e.toggle=function(p,q){p+="";var o=this.contains(p),r=o?q!==true&&"remove":q!==false&&"add";if(r){this[r](p)}return !o};e.toString=function(){return this.join(" ")};if(b.defineProperty){var l={get:i,enumerable:true,configurable:true};try{b.defineProperty(m,a,l)}catch(h){if(h.number===-2146823252){l.enumerable=false;b.defineProperty(m,a,l)}}}else{if(b[f].__defineGetter__){m.__defineGetter__(a,i)}}}(self))};
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|
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/**
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* DOM
|
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*
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* Dom manipulation module
|
|
*/
|
|
(function (undefined){
|
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|
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"use strict";
|
|
|
|
var d;
|
|
|
|
//Private function for getting/setting attributes/properties
|
|
function _attr(sel, name, value)
|
|
{
|
|
var oldVal, doAttr;
|
|
|
|
//Get the value of the attribute, if it exists
|
|
if (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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|
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doAttr = true;
|
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}
|
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else if (sel[name] !== undefined)
|
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{
|
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oldVal = sel[name];
|
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doAttr = false;
|
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}
|
|
else if (name === "class" && sel.className !== undefined) //className attribute
|
|
{
|
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name = "className";
|
|
oldVal = sel.className;
|
|
doAttr = false;
|
|
}
|
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|
|
//Well, I guess that attribute doesn't exist
|
|
if (oldVal === undefined && (value === undefined || value === null))
|
|
{
|
|
return null;
|
|
}
|
|
|
|
//No value to set? Return the current value
|
|
if (value === undefined)
|
|
{
|
|
return oldVal;
|
|
}
|
|
|
|
//Determine what to do with the attribute
|
|
if (value !== undefined && value !== null)
|
|
{
|
|
if(doAttr === true)
|
|
{
|
|
sel.setAttribute(name, value);
|
|
}
|
|
else
|
|
{
|
|
sel[name] = value;
|
|
}
|
|
}
|
|
else if (value === null)
|
|
{
|
|
if(doAttr === true)
|
|
{
|
|
sel.removeAttribute(name);
|
|
}
|
|
else
|
|
{
|
|
delete sel[name];
|
|
}
|
|
}
|
|
|
|
return (value !== undefined) ? value : oldVal;
|
|
}
|
|
|
|
/**
|
|
* Change css property name to it's
|
|
* javascript camel case equivalent
|
|
*/
|
|
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);
|
|
|
|
//Equivalent properties for 'special' browsers
|
|
equi = {
|
|
outerHeight: "offsetHeight",
|
|
outerWidth: "offsetWidth",
|
|
top: "posTop"
|
|
};
|
|
|
|
|
|
//If you don't define a value, try returning the existing value
|
|
if(val === undefined && sel.style[prop] !== undefined)
|
|
{
|
|
return sel.style[prop];
|
|
}
|
|
else if(val === undefined && sel.style[equi[prop]] !== undefined)
|
|
{
|
|
return sel.style[equi[prop]];
|
|
}
|
|
|
|
//Let's try the easy way first
|
|
if(sel.style[prop] !== undefined)
|
|
{
|
|
sel.style[prop] = val;
|
|
|
|
//Short circuit
|
|
return null;
|
|
}
|
|
else if(sel.style[equi[prop]])
|
|
{
|
|
sel.style[equi[prop]] = val;
|
|
return null;
|
|
}
|
|
}
|
|
|
|
// --------------------------------------------------------------------------
|
|
|
|
/**
|
|
* DOM
|
|
*
|
|
* Dom manipulation module
|
|
* @namespace
|
|
* @memberOf $_
|
|
* @name dom
|
|
*/
|
|
d = {
|
|
/**
|
|
* Adds a class to the element(s) specified by the current
|
|
* selector
|
|
*
|
|
* @name addClass
|
|
* @memberOf $_.dom
|
|
* @function
|
|
* @param string class
|
|
*/
|
|
addClass: function (c)
|
|
{
|
|
$_.each(function (e){
|
|
this.classList.add(c);
|
|
});
|
|
},
|
|
/**
|
|
* Removes a class from the element(s) specified by the current
|
|
* selector
|
|
*
|
|
* @name removeClass
|
|
* @memberOf $_.dom
|
|
* @function
|
|
* @param string class
|
|
*/
|
|
removeClass: function (c)
|
|
{
|
|
$_.each(function (e){
|
|
e.classList.remove(c);
|
|
});
|
|
},
|
|
/**
|
|
* Hides the element(s) specified by the current selector
|
|
*
|
|
* @name hide
|
|
* @memberOf $_.dom
|
|
* @function
|
|
*/
|
|
hide: function ()
|
|
{
|
|
this.css('display', 'none');
|
|
},
|
|
/**
|
|
* Shows the element(s) specified by the current selector.
|
|
* if type is specified, the element will have it's style
|
|
* property set to "display:[your type]". If type is not
|
|
* specified, the element is set to "display:block".
|
|
*
|
|
* @name show
|
|
* @memberOf $_.dom
|
|
* @function
|
|
* @param [string] type
|
|
*/
|
|
show: function (type)
|
|
{
|
|
if (type === undefined)
|
|
{
|
|
type = "block";
|
|
}
|
|
|
|
this.css("display", type);
|
|
},
|
|
/**
|
|
* Sets attributes on element(s) specified by the current
|
|
* selector, or, if name is not specified, returns the
|
|
* value of the attribute of the element specified by the
|
|
* current selector.
|
|
*
|
|
* @name attr
|
|
* @memberOf $_.dom
|
|
* @function
|
|
* @param string name
|
|
* @param [string] value
|
|
* @return string
|
|
* @type string
|
|
*/
|
|
attr: function (name, value)
|
|
{
|
|
var sel = this.el;
|
|
|
|
//Make sure you don't try to get a bunch of elements
|
|
if (sel.length > 1 && value === undefined)
|
|
{
|
|
return null;
|
|
}
|
|
else if (sel.length > 1 && value !== undefined) //You can set a bunch, though
|
|
{
|
|
$_.each(function (e){
|
|
return _attr(e, name, value);
|
|
});
|
|
}
|
|
else //Normal behavior
|
|
{
|
|
return _attr(sel, name, value);
|
|
}
|
|
},
|
|
/**
|
|
* Sets or retrieves the text content of the element
|
|
* specified by the current selector. If a value is
|
|
* passed, it will set that value on the current element,
|
|
* otherwise it will return the value of the current element
|
|
*
|
|
* @name text
|
|
* @memberOf $_.dom
|
|
* @function
|
|
* @param [string] value
|
|
* @return string
|
|
* @type string
|
|
*/
|
|
text: function (value)
|
|
{
|
|
var oldValue, set, sel;
|
|
|
|
sel = this.el;
|
|
|
|
set = (value !== undefined) ? true : false;
|
|
|
|
oldValue = sel.textContent;
|
|
|
|
if(set)
|
|
{
|
|
sel.textContent = value;
|
|
return value;
|
|
}
|
|
else
|
|
{
|
|
return oldValue;
|
|
}
|
|
},
|
|
/**
|
|
* Sets or retrieves a css property of the element
|
|
* specified by the current selector. If a value is
|
|
* passed, it will set that value on the current element,
|
|
* otherwise it will return the value of the css property
|
|
* on the current element
|
|
*
|
|
* @name css
|
|
* @memberOf $_.dom
|
|
* @function
|
|
* @param string property
|
|
* @param [string] value
|
|
* @return string
|
|
* @type string
|
|
*/
|
|
css: function (prop, val)
|
|
{
|
|
//Return the current value if a value is not set
|
|
if(val === undefined)
|
|
{
|
|
return _css(this.el, prop);
|
|
}
|
|
|
|
$_.each(function (e){
|
|
_css(e, prop, val);
|
|
});
|
|
},
|
|
/**
|
|
* Adds to the innerHTML of the current element, after the last child.
|
|
*
|
|
* @example $_("ul").dom.append("<li></li>") adds an li element to the end of the selected ul element
|
|
* @name append
|
|
* @memberOf $_.dom
|
|
* @function
|
|
* @param string htm
|
|
*/
|
|
append: function(htm)
|
|
{
|
|
if(document.insertAdjacentHTML !== undefined)
|
|
{
|
|
this.el.insertAdjacentHTML('beforeend', htm);
|
|
}
|
|
else
|
|
{
|
|
this.el.innerHTML += htm;
|
|
}
|
|
},
|
|
/**
|
|
* Adds to the innerHTML of the selected element, before the current children
|
|
*
|
|
* @name prepend
|
|
* @memberOf $_.dom
|
|
* @function
|
|
* @param string htm
|
|
*/
|
|
prepend: function(htm)
|
|
{
|
|
if(document.insertAdjacentHTML !== undefined)
|
|
{
|
|
this.el.insertAdjacentHTML('afterbegin', htm);
|
|
}
|
|
else
|
|
{
|
|
this.el.innerHTML = htm + this.el.innerHTML;
|
|
}
|
|
},
|
|
/**
|
|
* Sets or gets the innerHTML propery of the element(s) passed
|
|
*
|
|
* @name html
|
|
* @memberOf $_.dom
|
|
* @function
|
|
* @param [string] htm
|
|
* @return string
|
|
* @type string
|
|
*/
|
|
html: function(htm)
|
|
{
|
|
|
|
if(htm !== undefined)
|
|
{
|
|
this.el.innerHTML = htm;
|
|
}
|
|
|
|
//If the parameter is undefined, just return the current value
|
|
return this.el.innerHTML;
|
|
}
|
|
};
|
|
|
|
$_.ext('dom', d);
|
|
|
|
}());
|