// SweetAlert
// 2014 (c) - Tristan Edwards
// github.com/t4t5/sweetalert
;(function(window, document, undefined) {
var modalClass = '.sweet-alert',
overlayClass = '.sweet-overlay',
alertTypes = ['error', 'warning', 'info', 'success'],
defaultParams = {
title: '',
text: '',
type: null,
allowOutsideClick: false,
showConfirmButton: true,
showCancelButton: false,
closeOnConfirm: true,
closeOnCancel: true,
confirmButtonText: 'OK',
confirmButtonColor: '#AEDEF4',
cancelButtonText: 'Cancel',
imageUrl: null,
imageSize: null,
timer: null,
customClass: '',
html: false,
animation: true,
allowEscapeKey: true
};
/*
* Manipulate DOM
*/
var getModal = function() {
var $modal = document.querySelector(modalClass);
if (!$modal) {
sweetAlertInitialize();
$modal = getModal();
}
return $modal;
},
getOverlay = function() {
return document.querySelector(overlayClass);
},
hasClass = function(elem, className) {
return new RegExp(' ' + className + ' ').test(' ' + elem.className + ' ');
},
addClass = function(elem, className) {
if (!hasClass(elem, className)) {
elem.className += ' ' + className;
}
},
removeClass = function(elem, className) {
var newClass = ' ' + elem.className.replace(/[\t\r\n]/g, ' ') + ' ';
if (hasClass(elem, className)) {
while (newClass.indexOf(' ' + className + ' ') >= 0) {
newClass = newClass.replace(' ' + className + ' ', ' ');
}
elem.className = newClass.replace(/^\s+|\s+$/g, '');
}
},
escapeHtml = function(str) {
var div = document.createElement('div');
div.appendChild(document.createTextNode(str));
return div.innerHTML;
},
_show = function(elem) {
elem.style.opacity = '';
elem.style.display = 'block';
},
show = function(elems) {
if (elems && !elems.length) {
return _show(elems);
}
for (var i = 0; i < elems.length; ++i) {
_show(elems[i]);
}
},
_hide = function(elem) {
elem.style.opacity = '';
elem.style.display = 'none';
},
hide = function(elems) {
if (elems && !elems.length) {
return _hide(elems);
}
for (var i = 0; i < elems.length; ++i) {
_hide(elems[i]);
}
},
isDescendant = function(parent, child) {
var node = child.parentNode;
while (node !== null) {
if (node === parent) {
return true;
}
node = node.parentNode;
}
return false;
},
getTopMargin = function(elem) {
elem.style.left = '-9999px';
elem.style.display = 'block';
var height = elem.clientHeight,
padding;
if (typeof getComputedStyle !== "undefined") { /* IE 8 */
padding = parseInt(getComputedStyle(elem).getPropertyValue('padding'), 10);
} else {
padding = parseInt(elem.currentStyle.padding);
}
elem.style.left = '';
elem.style.display = 'none';
return ('-' + parseInt(height / 2 + padding) + 'px');
},
fadeIn = function(elem, interval) {
if (+elem.style.opacity < 1) {
interval = interval || 16;
elem.style.opacity = 0;
elem.style.display = 'block';
var last = +new Date();
var tick = function() {
elem.style.opacity = +elem.style.opacity + (new Date() - last) / 100;
last = +new Date();
if (+elem.style.opacity < 1) {
setTimeout(tick, interval);
}
};
tick();
}
elem.style.display = 'block'; //fallback IE8
},
fadeOut = function(elem, interval) {
interval = interval || 16;
elem.style.opacity = 1;
var last = +new Date();
var tick = function() {
elem.style.opacity = +elem.style.opacity - (new Date() - last) / 100;
last = +new Date();
if (+elem.style.opacity > 0) {
setTimeout(tick, interval);
} else {
elem.style.display = 'none';
}
};
tick();
},
fireClick = function(node) {
// Taken from http://www.nonobtrusive.com/2011/11/29/programatically-fire-crossbrowser-click-event-with-javascript/
// Then fixed for today's Chrome browser.
if (typeof MouseEvent === 'function') {
// Up-to-date approach
var mevt = new MouseEvent('click', {
view: window,
bubbles: false,
cancelable: true
});
node.dispatchEvent(mevt);
} else if ( document.createEvent ) {
// Fallback
var evt = document.createEvent('MouseEvents');
evt.initEvent('click', false, false);
node.dispatchEvent(evt);
} else if( document.createEventObject ) {
node.fireEvent('onclick') ;
} else if (typeof node.onclick === 'function' ) {
node.onclick();
}
},
stopEventPropagation = function(e) {
// In particular, make sure the space bar doesn't scroll the main window.
if (typeof e.stopPropagation === 'function') {
e.stopPropagation();
e.preventDefault();
} else if (window.event && window.event.hasOwnProperty('cancelBubble')) {
window.event.cancelBubble = true;
}
};
// Remember state in cases where opening and handling a modal will fiddle with it.
var previousActiveElement,
previousDocumentClick,
previousWindowKeyDown,
lastFocusedButton;
/*
* Add modal + overlay to DOM
*/
var sweetAlertInitialize = function() {
var sweetHTML = '
',
sweetWrap = document.createElement('div');
sweetWrap.innerHTML = sweetHTML;
// Append elements to body
while (sweetWrap.firstChild) {
document.body.appendChild(sweetWrap.firstChild);
}
};
/*
* Global sweetAlert function
*/
var sweetAlert, swal;
sweetAlert = swal = function() {
var customizations = arguments[0];
/*
* Use argument if defined or default value from params object otherwise.
* Supports the case where a default value is boolean true and should be
* overridden by a corresponding explicit argument which is boolean false.
*/
function argumentOrDefault(key) {
var args = customizations;
if (typeof args[key] !== 'undefined') {
return args[key];
} else {
return defaultParams[key];
}
}
if (arguments[0] === undefined) {
logStr('SweetAlert expects at least 1 attribute!');
return false;
}
var params = extend({}, defaultParams);
switch (typeof arguments[0]) {
// Ex: swal("Hello", "Just testing", "info");
case 'string':
params.title = arguments[0];
params.text = arguments[1] || '';
params.type = arguments[2] || '';
break;
// Ex: swal({title:"Hello", text: "Just testing", type: "info"});
case 'object':
if (arguments[0].title === undefined) {
logStr('Missing "title" argument!');
return false;
}
params.title = arguments[0].title;
var availableCustoms = [
'text',
'type',
'customClass',
'allowOutsideClick',
'showConfirmButton',
'showCancelButton',
'closeOnConfirm',
'closeOnCancel',
'timer',
'confirmButtonColor',
'cancelButtonText',
'imageUrl',
'imageSize',
'html',
'animation',
'allowEscapeKey'];
// It would be nice to just use .forEach here, but IE8... :(
var numCustoms = availableCustoms.length;
for (var customIndex = 0; customIndex < numCustoms; customIndex++) {
var customName = availableCustoms[customIndex];
params[customName] = argumentOrDefault(customName);
}
// Show "Confirm" instead of "OK" if cancel button is visible
params.confirmButtonText = (params.showCancelButton) ? 'Confirm' : defaultParams.confirmButtonText;
params.confirmButtonText = argumentOrDefault('confirmButtonText');
// Function to call when clicking on cancel/OK
params.doneFunction = arguments[1] || null;
break;
default:
logStr('Unexpected type of argument! Expected "string" or "object", got ' + typeof arguments[0]);
return false;
}
setParameters(params);
fixVerticalPosition();
openModal();
// Modal interactions
var modal = getModal();
// Mouse interactions
var onButtonEvent = function(event) {
var e = event || window.event;
var target = e.target || e.srcElement,
targetedConfirm = (target.className.indexOf("confirm") !== -1),
modalIsVisible = hasClass(modal, 'visible'),
doneFunctionExists = (params.doneFunction && modal.getAttribute('data-has-done-function') === 'true');
switch (e.type) {
case ("mouseover"):
if (targetedConfirm) {
target.style.backgroundColor = colorLuminance(params.confirmButtonColor, -0.04);
}
break;
case ("mouseout"):
if (targetedConfirm) {
target.style.backgroundColor = params.confirmButtonColor;
}
break;
case ("mousedown"):
if (targetedConfirm) {
target.style.backgroundColor = colorLuminance(params.confirmButtonColor, -0.14);
}
break;
case ("mouseup"):
if (targetedConfirm) {
target.style.backgroundColor = colorLuminance(params.confirmButtonColor, -0.04);
}
break;
case ("focus"):
var $confirmButton = modal.querySelector('button.confirm'),
$cancelButton = modal.querySelector('button.cancel');
if (targetedConfirm) {
$cancelButton.style.boxShadow = 'none';
} else {
$confirmButton.style.boxShadow = 'none';
}
break;
case ("click"):
if (targetedConfirm && doneFunctionExists && modalIsVisible) { // Clicked "confirm"
params.doneFunction(true);
if (params.closeOnConfirm) {
sweetAlert.close();
}
} else if (doneFunctionExists && modalIsVisible) { // Clicked "cancel"
// Check if callback function expects a parameter (to track cancel actions)
var functionAsStr = String(params.doneFunction).replace(/\s/g, '');
var functionHandlesCancel = functionAsStr.substring(0, 9) === "function(" && functionAsStr.substring(9, 10) !== ")";
if (functionHandlesCancel) {
params.doneFunction(false);
}
if (params.closeOnCancel) {
sweetAlert.close();
}
} else {
sweetAlert.close();
}
break;
}
};
var $buttons = modal.querySelectorAll('button');
for (var i = 0; i < $buttons.length; i++) {
$buttons[i].onclick = onButtonEvent;
$buttons[i].onmouseover = onButtonEvent;
$buttons[i].onmouseout = onButtonEvent;
$buttons[i].onmousedown = onButtonEvent;
//$buttons[i].onmouseup = onButtonEvent;
$buttons[i].onfocus = onButtonEvent;
}
// Remember the current document.onclick event.
previousDocumentClick = document.onclick;
document.onclick = function(event) {
var e = event || window.event;
var target = e.target || e.srcElement;
var clickedOnModal = (modal === target),
clickedOnModalChild = isDescendant(modal, target),
modalIsVisible = hasClass(modal, 'visible'),
outsideClickIsAllowed = modal.getAttribute('data-allow-ouside-click') === 'true';
if (!clickedOnModal && !clickedOnModalChild && modalIsVisible && outsideClickIsAllowed) {
sweetAlert.close();
}
};
// Keyboard interactions
var $okButton = modal.querySelector('button.confirm'),
$cancelButton = modal.querySelector('button.cancel'),
$modalButtons = modal.querySelectorAll('button[tabindex]');
function handleKeyDown(event) {
var e = event || window.event;
var keyCode = e.keyCode || e.which;
if ([9,13,32,27].indexOf(keyCode) === -1) {
// Don't do work on keys we don't care about.
return;
}
var $targetElement = e.target || e.srcElement;
var btnIndex = -1; // Find the button - note, this is a nodelist, not an array.
for (var i = 0; i < $modalButtons.length; i++) {
if ($targetElement === $modalButtons[i]) {
btnIndex = i;
break;
}
}
if (keyCode === 9) {
// TAB
if (btnIndex === -1) {
// No button focused. Jump to the confirm button.
$targetElement = $okButton;
} else {
// Cycle to the next button
if (btnIndex === $modalButtons.length - 1) {
$targetElement = $modalButtons[0];
} else {
$targetElement = $modalButtons[btnIndex + 1];
}
}
stopEventPropagation(e);
$targetElement.focus();
setFocusStyle($targetElement, params.confirmButtonColor); // TODO
} else {
if (keyCode === 13 || keyCode === 32) {
if (btnIndex === -1) {
// ENTER/SPACE clicked outside of a button.
$targetElement = $okButton;
} else {
// Do nothing - let the browser handle it.
$targetElement = undefined;
}
} else if (keyCode === 27 && params.allowEscapeKey === true) {
$targetElement = $cancelButton;
} else {
// Fallback - let the browser handle it.
$targetElement = undefined;
}
if ($targetElement !== undefined) {
fireClick($targetElement, e);
}
}
}
previousWindowKeyDown = window.onkeydown;
window.onkeydown = handleKeyDown;
function handleOnBlur(event) {
var e = event || window.event;
var $targetElement = e.target || e.srcElement,
$focusElement = e.relatedTarget,
modalIsVisible = hasClass(modal, 'visible');
if (modalIsVisible) {
var btnIndex = -1; // Find the button - note, this is a nodelist, not an array.
if ($focusElement !== null) {
// If we picked something in the DOM to focus to, let's see if it was a button.
for (var i = 0; i < $modalButtons.length; i++) {
if ($focusElement === $modalButtons[i]) {
btnIndex = i;
break;
}
}
if (btnIndex === -1) {
// Something in the dom, but not a visible button. Focus back on the button.
$targetElement.focus();
}
} else {
// Exiting the DOM (e.g. clicked in the URL bar);
lastFocusedButton = $targetElement;
}
}
}
$okButton.onblur = handleOnBlur;
$cancelButton.onblur = handleOnBlur;
window.onfocus = function() {
// When the user has focused away and focused back from the whole window.
window.setTimeout(function() {
// Put in a timeout to jump out of the event sequence. Calling focus() in the event
// sequence confuses things.
if (lastFocusedButton !== undefined) {
lastFocusedButton.focus();
lastFocusedButton = undefined;
}
}, 0);
};
};
/*
* Set default params for each popup
* @param {Object} userParams
*/
sweetAlert.setDefaults = swal.setDefaults = function(userParams) {
if (!userParams) {
throw new Error('userParams is required');
}
if (typeof userParams !== 'object') {
throw new Error('userParams has to be a object');
}
extend(defaultParams, userParams);
};
/*
* Set type, text and actions on modal
*/
function setParameters(params) {
var modal = getModal();
var $title = modal.querySelector('h2'),
$text = modal.querySelector('p'),
$cancelBtn = modal.querySelector('button.cancel'),
$confirmBtn = modal.querySelector('button.confirm');
// Title
$title.innerHTML = (params.html) ? params.title : escapeHtml(params.title).split("\n").join("
");
// Text
$text.innerHTML = (params.html) ? params.text : escapeHtml(params.text || '').split("\n").join("
");
if (params.text) {
show($text);
}
//Custom Class
if (params.customClass) {
addClass(modal, params.customClass);
modal.setAttribute('data-custom-class', params.customClass);
} else {
// Find previously set classes and remove them
var customClass = modal.getAttribute('data-custom-class');
removeClass(modal, customClass);
modal.setAttribute('data-custom-class', "");
}
// Icon
hide(modal.querySelectorAll('.sa-icon'));
if (params.type && !isIE8()) {
var validType = false;
for (var i = 0; i < alertTypes.length; i++) {
if (params.type === alertTypes[i]) {
validType = true;
break;
}
}
if (!validType) {
logStr('Unknown alert type: ' + params.type);
return false;
}
var $icon = modal.querySelector('.sa-icon.' + 'sa-' + params.type);
show($icon);
// Animate icon
switch (params.type) {
case "success":
addClass($icon, 'animate');
addClass($icon.querySelector('.sa-tip'), 'animateSuccessTip');
addClass($icon.querySelector('.sa-long'), 'animateSuccessLong');
break;
case "error":
addClass($icon, 'animateErrorIcon');
addClass($icon.querySelector('.sa-x-mark'), 'animateXMark');
break;
case "warning":
addClass($icon, 'pulseWarning');
addClass($icon.querySelector('.sa-body'), 'pulseWarningIns');
addClass($icon.querySelector('.sa-dot'), 'pulseWarningIns');
break;
}
}
// Custom image
if (params.imageUrl) {
var $customIcon = modal.querySelector('.sa-icon.sa-custom');
$customIcon.style.backgroundImage = 'url(' + params.imageUrl + ')';
show($customIcon);
var _imgWidth = 80,
_imgHeight = 80;
if (params.imageSize) {
var dimensions = params.imageSize.toString().split('x');
var imgWidth = dimensions[0];
var imgHeight = dimensions[1];
if (!imgWidth || !imgHeight) {
logStr("Parameter imageSize expects value with format WIDTHxHEIGHT, got " + params.imageSize);
} else {
_imgWidth = imgWidth;
_imgHeight = imgHeight;
}
}
$customIcon.setAttribute('style', $customIcon.getAttribute('style') + 'width:' + _imgWidth + 'px; height:' + _imgHeight + 'px');
}
// Show cancel button?
modal.setAttribute('data-has-cancel-button', params.showCancelButton);
if (params.showCancelButton) {
$cancelBtn.style.display = 'inline-block';
} else {
hide($cancelBtn);
}
// Show confirm button?
modal.setAttribute('data-has-confirm-button', params.showConfirmButton);
if (params.showConfirmButton) {
$confirmBtn.style.display = 'inline-block';
} else {
hide($confirmBtn);
}
// Edit text on cancel and confirm buttons
if (params.cancelButtonText) {
$cancelBtn.innerHTML = escapeHtml(params.cancelButtonText);
}
if (params.confirmButtonText) {
$confirmBtn.innerHTML = escapeHtml(params.confirmButtonText);
}
// Set confirm button to selected background color
$confirmBtn.style.backgroundColor = params.confirmButtonColor;
// Set box-shadow to default focused button
setFocusStyle($confirmBtn, params.confirmButtonColor);
// Allow outside click?
modal.setAttribute('data-allow-ouside-click', params.allowOutsideClick);
// Done-function
var hasDoneFunction = (params.doneFunction) ? true : false;
modal.setAttribute('data-has-done-function', hasDoneFunction);
// Prevent modal from animating
if (!params.animation){
modal.setAttribute('data-animation', 'none');
} else{
modal.setAttribute('data-animation', 'pop');
}
// Close timer
modal.setAttribute('data-timer', params.timer);
}
/*
* Set hover, active and focus-states for buttons (source: http://www.sitepoint.com/javascript-generate-lighter-darker-color)
*/
function colorLuminance(hex, lum) {
// Validate hex string
hex = String(hex).replace(/[^0-9a-f]/gi, '');
if (hex.length < 6) {
hex = hex[0]+hex[0]+hex[1]+hex[1]+hex[2]+hex[2];
}
lum = lum || 0;
// Convert to decimal and change luminosity
var rgb = "#", c, i;
for (i = 0; i < 3; i++) {
c = parseInt(hex.substr(i*2,2), 16);
c = Math.round(Math.min(Math.max(0, c + (c * lum)), 255)).toString(16);
rgb += ("00"+c).substr(c.length);
}
return rgb;
}
function extend(a, b){
for (var key in b) {
if (b.hasOwnProperty(key)) {
a[key] = b[key];
}
}
return a;
}
function hexToRgb(hex) {
var result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex);
return result ? parseInt(result[1], 16) + ', ' + parseInt(result[2], 16) + ', ' + parseInt(result[3], 16) : null;
}
// Add box-shadow style to button (depending on its chosen bg-color)
function setFocusStyle($button, bgColor) {
var rgbColor = hexToRgb(bgColor);
$button.style.boxShadow = '0 0 2px rgba(' + rgbColor +', 0.8), inset 0 0 0 1px rgba(0, 0, 0, 0.05)';
}
// Animation when opening modal
function openModal() {
var modal = getModal();
fadeIn(getOverlay(), 10);
show(modal);
addClass(modal, 'showSweetAlert');
removeClass(modal, 'hideSweetAlert');
previousActiveElement = document.activeElement;
var $okButton = modal.querySelector('button.confirm');
$okButton.focus();
setTimeout(function() {
addClass(modal, 'visible');
}, 500);
var timer = modal.getAttribute('data-timer');
if (timer !== "null" && timer !== "") {
modal.timeout = setTimeout(function() {
sweetAlert.close();
}, timer);
}
}
// Aninmation when closing modal
sweetAlert.close = swal.close = function() {
var modal = getModal();
fadeOut(getOverlay(), 5);
fadeOut(modal, 5);
removeClass(modal, 'showSweetAlert');
addClass(modal, 'hideSweetAlert');
removeClass(modal, 'visible');
// Reset icon animations
var $successIcon = modal.querySelector('.sa-icon.sa-success');
removeClass($successIcon, 'animate');
removeClass($successIcon.querySelector('.sa-tip'), 'animateSuccessTip');
removeClass($successIcon.querySelector('.sa-long'), 'animateSuccessLong');
var $errorIcon = modal.querySelector('.sa-icon.sa-error');
removeClass($errorIcon, 'animateErrorIcon');
removeClass($errorIcon.querySelector('.sa-x-mark'), 'animateXMark');
var $warningIcon = modal.querySelector('.sa-icon.sa-warning');
removeClass($warningIcon, 'pulseWarning');
removeClass($warningIcon.querySelector('.sa-body'), 'pulseWarningIns');
removeClass($warningIcon.querySelector('.sa-dot'), 'pulseWarningIns');
// Reset the page to its previous state
window.onkeydown = previousWindowKeyDown;
document.onclick = previousDocumentClick;
if (previousActiveElement) {
previousActiveElement.focus();
}
lastFocusedButton = undefined;
clearTimeout(modal.timeout);
};
/*
* Set "margin-top"-property on modal based on its computed height
*/
function fixVerticalPosition() {
var modal = getModal();
modal.style.marginTop = getTopMargin(getModal());
}
// If browser is Internet Explorer 8
function isIE8() {
if (window.attachEvent && !window.addEventListener) {
return true;
} else {
return false;
}
}
// Error messages for developers
function logStr(string) {
if (window.console) { // IE...
window.console.log("SweetAlert: " + string);
}
}
if (typeof define === 'function' && define.amd) {
define(function() { return sweetAlert; });
} else if (typeof module !== 'undefined' && module.exports) {
module.exports = sweetAlert;
} else if (typeof window !== 'undefined') {
window.sweetAlert = window.swal = sweetAlert;
}
})(window, document);