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/*globals window, navigator, document, FormData, File, HTMLInputElement, XMLHttpRequest, Blob*/
var qq = function(element) {
"use strict";
return {
hide: function() {
element.style.display = 'none';
return this;
},
/** Returns the function which detaches attached event */
attach: function(type, fn) {
if (element.addEventListener){
element.addEventListener(type, fn, false);
} else if (element.attachEvent){
element.attachEvent('on' + type, fn);
}
return function() {
qq(element).detach(type, fn);
};
},
detach: function(type, fn) {
if (element.removeEventListener){
element.removeEventListener(type, fn, false);
} else if (element.attachEvent){
element.detachEvent('on' + type, fn);
}
return this;
},
contains: function(descendant) {
// compareposition returns false in this case
if (element === descendant) {
return true;
}
if (element.contains){
return element.contains(descendant);
} else {
/*jslint bitwise: true*/
return !!(descendant.compareDocumentPosition(element) & 8);
}
},
/**
* Insert this element before elementB.
*/
insertBefore: function(elementB) {
elementB.parentNode.insertBefore(element, elementB);
return this;
},
remove: function() {
element.parentNode.removeChild(element);
return this;
},
/**
* Sets styles for an element.
* Fixes opacity in IE6-8.
*/
css: function(styles) {
if (styles.opacity !== null){
if (typeof element.style.opacity !== 'string' && typeof(element.filters) !== 'undefined'){
styles.filter = 'alpha(opacity=' + Math.round(100 * styles.opacity) + ')';
}
}
qq.extend(element.style, styles);
return this;
},
hasClass: function(name) {
var re = new RegExp('(^| )' + name + '( |$)');
return re.test(element.className);
},
addClass: function(name) {
if (!qq(element).hasClass(name)){
element.className += ' ' + name;
}
return this;
},
removeClass: function(name) {
var re = new RegExp('(^| )' + name + '( |$)');
element.className = element.className.replace(re, ' ').replace(/^\s+|\s+$/g, "");
return this;
},
getByClass: function(className) {
var candidates,
result = [];
if (element.querySelectorAll){
return element.querySelectorAll('.' + className);
}
candidates = element.getElementsByTagName("*");
qq.each(candidates, function(idx, val) {
if (qq(val).hasClass(className)){
result.push(val);
}
});
return result;
},
children: function() {
var children = [],
child = element.firstChild;
while (child){
if (child.nodeType === 1){
children.push(child);
}
child = child.nextSibling;
}
return children;
},
setText: function(text) {
element.innerText = text;
element.textContent = text;
return this;
},
clearText: function() {
return qq(element).setText("");
}
};
};
qq.log = function(message, level) {
"use strict";
if (window.console) {
if (!level || level === 'info') {
window.console.log(message);
}
else
{
if (window.console[level]) {
window.console[level](message);
}
else {
window.console.log('<' + level + '> ' + message);
}
}
}
};
qq.isObject = function(variable) {
"use strict";
return variable !== null && variable && typeof(variable) === "object" && variable.constructor === Object;
};
qq.isFunction = function(variable) {
"use strict";
return typeof(variable) === "function";
};
qq.trimStr = function(string) {
if (String.prototype.trim) {
return string.trim();
}
return string.replace(/^\s+|\s+$/g,'');
};
qq.isFileOrInput = function(maybeFileOrInput) {
"use strict";
if (qq.isBlob(maybeFileOrInput) && window.File && maybeFileOrInput instanceof File) {
return true;
}
else if (window.HTMLInputElement) {
if (maybeFileOrInput instanceof HTMLInputElement) {
if (maybeFileOrInput.type && maybeFileOrInput.type.toLowerCase() === 'file') {
return true;
}
}
}
else if (maybeFileOrInput.tagName) {
if (maybeFileOrInput.tagName.toLowerCase() === 'input') {
if (maybeFileOrInput.type && maybeFileOrInput.type.toLowerCase() === 'file') {
return true;
}
}
}
return false;
};
qq.isBlob = function(maybeBlob) {
"use strict";
return window.Blob && maybeBlob instanceof Blob;
};
qq.isXhrUploadSupported = function() {
"use strict";
var input = document.createElement('input');
input.type = 'file';
return (
input.multiple !== undefined &&
typeof File !== "undefined" &&
typeof FormData !== "undefined" &&
typeof (new XMLHttpRequest()).upload !== "undefined" );
};
qq.isFolderDropSupported = function(dataTransfer) {
"use strict";
return (dataTransfer.items && dataTransfer.items[0].webkitGetAsEntry);
};
qq.isFileChunkingSupported = function() {
"use strict";
return !qq.android() && //android's impl of Blob.slice is broken
qq.isXhrUploadSupported() &&
(File.prototype.slice || File.prototype.webkitSlice || File.prototype.mozSlice);
};
qq.extend = function (first, second, extendNested) {
"use strict";
qq.each(second, function(prop, val) {
if (extendNested && qq.isObject(val)) {
if (first[prop] === undefined) {
first[prop] = {};
}
qq.extend(first[prop], val, true);
}
else {
first[prop] = val;
}
});
};
/**
* Searches for a given element in the array, returns -1 if it is not present.
* @param {Number} [from] The index at which to begin the search
*/
qq.indexOf = function(arr, elt, from){
"use strict";
if (arr.indexOf) {
return arr.indexOf(elt, from);
}
from = from || 0;
var len = arr.length;
if (from < 0) {
from += len;
}
for (; from < len; from+=1){
if (arr.hasOwnProperty(from) && arr[from] === elt){
return from;
}
}
return -1;
};
//this is a version 4 UUID
qq.getUniqueId = function(){
"use strict";
return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {
/*jslint eqeq: true, bitwise: true*/
var r = Math.random()*16|0, v = c == 'x' ? r : (r&0x3|0x8);
return v.toString(16);
});
};
//
// Browsers and platforms detection
qq.ie = function(){
"use strict";
return navigator.userAgent.indexOf('MSIE') !== -1;
};
qq.ie10 = function(){
"use strict";
return navigator.userAgent.indexOf('MSIE 10') !== -1;
};
qq.safari = function(){
"use strict";
return navigator.vendor !== undefined && navigator.vendor.indexOf("Apple") !== -1;
};
qq.chrome = function(){
"use strict";
return navigator.vendor !== undefined && navigator.vendor.indexOf('Google') !== -1;
};
qq.firefox = function(){
"use strict";
return (navigator.userAgent.indexOf('Mozilla') !== -1 && navigator.vendor !== undefined && navigator.vendor === '');
};
qq.windows = function(){
"use strict";
return navigator.platform === "Win32";
};
qq.android = function(){
"use strict";
return navigator.userAgent.toLowerCase().indexOf('android') !== -1;
};
//
// Events
qq.preventDefault = function(e){
"use strict";
if (e.preventDefault){
e.preventDefault();
} else{
e.returnValue = false;
}
};
/**
* Creates and returns element from html string
* Uses innerHTML to create an element
*/
qq.toElement = (function(){
"use strict";
var div = document.createElement('div');
return function(html){
div.innerHTML = html;
var element = div.firstChild;
div.removeChild(element);
return element;
};
}());
//key and value are passed to callback for each item in the object or array
qq.each = function(obj, callback) {
"use strict";
var key, retVal;
if (obj) {
for (key in obj) {
if (Object.prototype.hasOwnProperty.call(obj, key)) {
retVal = callback(key, obj[key]);
if (retVal === false) {
break;
}
}
}
}
};
/**
* obj2url() takes a json-object as argument and generates
* a querystring. pretty much like jQuery.param()
*
* how to use:
*
* `qq.obj2url({a:'b',c:'d'},'http://any.url/upload?otherParam=value');`
*
* will result in:
*
* `http://any.url/upload?otherParam=value&a=b&c=d`
*
* @param Object JSON-Object
* @param String current querystring-part
* @return String encoded querystring
*/
qq.obj2url = function(obj, temp, prefixDone){
"use strict";
/*jshint laxbreak: true*/
var i, len,
uristrings = [],
prefix = '&',
add = function(nextObj, i){
var nextTemp = temp
? (/\[\]$/.test(temp)) // prevent double-encoding
? temp
: temp+'['+i+']'
: i;
if ((nextTemp !== 'undefined') && (i !== 'undefined')) {
uristrings.push(
(typeof nextObj === 'object')
? qq.obj2url(nextObj, nextTemp, true)
: (Object.prototype.toString.call(nextObj) === '[object Function]')
? encodeURIComponent(nextTemp) + '=' + encodeURIComponent(nextObj())
: encodeURIComponent(nextTemp) + '=' + encodeURIComponent(nextObj)
);
}
};
if (!prefixDone && temp) {
prefix = (/\?/.test(temp)) ? (/\?$/.test(temp)) ? '' : '&' : '?';
uristrings.push(temp);
uristrings.push(qq.obj2url(obj));
} else if ((Object.prototype.toString.call(obj) === '[object Array]') && (typeof obj !== 'undefined') ) {
// we wont use a for-in-loop on an array (performance)
for (i = -1, len = obj.length; i < len; i+=1){
add(obj[i], i);
}
} else if ((typeof obj !== 'undefined') && (obj !== null) && (typeof obj === "object")){
// for anything else but a scalar, we will use for-in-loop
for (i in obj){
if (obj.hasOwnProperty(i)) {
add(obj[i], i);
}
}
} else {
uristrings.push(encodeURIComponent(temp) + '=' + encodeURIComponent(obj));
}
if (temp) {
return uristrings.join(prefix);
} else {
return uristrings.join(prefix)
.replace(/^&/, '')
.replace(/%20/g, '+');
}
};
qq.obj2FormData = function(obj, formData, arrayKeyName) {
"use strict";
if (!formData) {
formData = new FormData();
}
qq.each(obj, function(key, val) {
key = arrayKeyName ? arrayKeyName + '[' + key + ']' : key;
if (qq.isObject(val)) {
qq.obj2FormData(val, formData, key);
}
else if (qq.isFunction(val)) {
formData.append(key, val());
}
else {
formData.append(key, val);
}
});
return formData;
};
qq.obj2Inputs = function(obj, form) {
"use strict";
var input;
if (!form) {
form = document.createElement('form');
}
qq.obj2FormData(obj, {
append: function(key, val) {
input = document.createElement('input');
input.setAttribute('name', key);
input.setAttribute('value', val);
form.appendChild(input);
}
});
return form;
};
qq.setCookie = function(name, value, days) {
var date = new Date(),
expires = "";
if (days) {
date.setTime(date.getTime()+(days*24*60*60*1000));
expires = "; expires="+date.toGMTString();
}
document.cookie = name+"="+value+expires+"; path=/";
};
qq.getCookie = function(name) {
var nameEQ = name + "=",
ca = document.cookie.split(';'),
c;
for(var i=0;i < ca.length;i++) {
c = ca[i];
while (c.charAt(0)==' ') {
c = c.substring(1,c.length);
}
if (c.indexOf(nameEQ) === 0) {
return c.substring(nameEQ.length,c.length);
}
}
};
qq.getCookieNames = function(regexp) {
var cookies = document.cookie.split(';'),
cookieNames = [];
qq.each(cookies, function(idx, cookie) {
cookie = qq.trimStr(cookie);
var equalsIdx = cookie.indexOf("=");
if (cookie.match(regexp)) {
cookieNames.push(cookie.substr(0, equalsIdx));
}
});
return cookieNames;
};
qq.deleteCookie = function(name) {
qq.setCookie(name, "", -1);
};
qq.areCookiesEnabled = function() {
var randNum = Math.random() * 100000,
name = "qqCookieTest:" + randNum;
qq.setCookie(name, 1);
if (qq.getCookie(name)) {
qq.deleteCookie(name);
return true;
}
return false;
};
/**
* Not recommended for use outside of Fine Uploader since this falls back to an unchecked eval if JSON.parse is not
* implemented. For a more secure JSON.parse polyfill, use Douglas Crockford's json2.js.
*/
qq.parseJson = function(json) {
/*jshint evil: true*/
if (window.JSON && qq.isFunction(JSON.parse)) {
return JSON.parse(json);
} else {
return eval("(" + json + ")");
}
};
/**
* A generic module which supports object disposing in dispose() method.
* */
qq.DisposeSupport = function() {
"use strict";
var disposers = [];
return {
/** Run all registered disposers */
dispose: function() {
var disposer;
do {
disposer = disposers.shift();
if (disposer) {
disposer();
}
}
while (disposer);
},
/** Attach event handler and register de-attacher as a disposer */
attach: function() {
var args = arguments;
/*jslint undef:true*/
this.addDisposer(qq(args[0]).attach.apply(this, Array.prototype.slice.call(arguments, 1)));
},
/** Add disposer to the collection */
addDisposer: function(disposeFunction) {
disposers.push(disposeFunction);
}
};
};