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jquery.magnific-popup.js
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/*! Magnific Popup - v1.0.0 - 2014-12-12
* http://dimsemenov.com/plugins/magnific-popup/
* Copyright (c) 2014 Dmitry Semenov; */
;(function (factory) {
if (typeof define === 'function' && define.amd) {
// AMD. Register as an anonymous module.
define(['jquery'], factory);
} else if (typeof exports === 'object') {
// Node/CommonJS
factory(require('jquery'));
} else {
// Browser globals
factory(window.jQuery || window.Zepto);
}
}(function($) {
/*>>core*/
/**
*
* Magnific Popup Core JS file
*
*/
/**
* Private static constants
*/
var CLOSE_EVENT = 'Close',
BEFORE_CLOSE_EVENT = 'BeforeClose',
AFTER_CLOSE_EVENT = 'AfterClose',
BEFORE_APPEND_EVENT = 'BeforeAppend',
MARKUP_PARSE_EVENT = 'MarkupParse',
OPEN_EVENT = 'Open',
CHANGE_EVENT = 'Change',
NS = 'mfp',
EVENT_NS = '.' + NS,
READY_CLASS = 'mfp-ready',
REMOVING_CLASS = 'mfp-removing',
PREVENT_CLOSE_CLASS = 'mfp-prevent-close';
/**
* Private vars
*/
var mfp, // As we have only one instance of MagnificPopup object, we define it locally to not to use 'this'
MagnificPopup = function(){},
_isJQ = !!(window.jQuery),
_prevStatus,
_window = $(window),
_body,
_document,
_prevContentType,
_wrapClasses,
_currPopupType;
/**
* Private functions
*/
var _mfpOn = function(name, f) {
mfp.ev.on(NS + name + EVENT_NS, f);
},
_getEl = function(className, appendTo, html, raw) {
var el = document.createElement('div');
el.className = 'mfp-'+className;
if(html) {
el.innerHTML = html;
}
if(!raw) {
el = $(el);
if(appendTo) {
el.appendTo(appendTo);
}
} else if(appendTo) {
appendTo.appendChild(el);
}
return el;
},
_mfpTrigger = function(e, data) {
mfp.ev.triggerHandler(NS + e, data);
if(mfp.st.callbacks) {
// converts "mfpEventName" to "eventName" callback and triggers it if it's present
e = e.charAt(0).toLowerCase() + e.slice(1);
if(mfp.st.callbacks[e]) {
mfp.st.callbacks[e].apply(mfp, $.isArray(data) ? data : [data]);
}
}
},
_getCloseBtn = function(type) {
if(type !== _currPopupType || !mfp.currTemplate.closeBtn) {
mfp.currTemplate.closeBtn = $( mfp.st.closeMarkup.replace('%title%', mfp.st.tClose ) );
_currPopupType = type;
}
return mfp.currTemplate.closeBtn;
},
// Initialize Magnific Popup only when called at least once
_checkInstance = function() {
if(!$.magnificPopup.instance) {
mfp = new MagnificPopup();
mfp.init();
$.magnificPopup.instance = mfp;
}
},
// CSS transition detection, http://stackoverflow.com/questions/7264899/detect-css-transitions-using-javascript-and-without-modernizr
supportsTransitions = function() {
var s = document.createElement('p').style, // 's' for style. better to create an element if body yet to exist
v = ['ms','O','Moz','Webkit']; // 'v' for vendor
if( s['transition'] !== undefined ) {
return true;
}
while( v.length ) {
if( v.pop() + 'Transition' in s ) {
return true;
}
}
return false;
};
/**
* Public functions
*/
MagnificPopup.prototype = {
constructor: MagnificPopup,
/**
* Initializes Magnific Popup plugin.
* This function is triggered only once when $.fn.magnificPopup or $.magnificPopup is executed
*/
init: function() {
var appVersion = navigator.appVersion;
mfp.isIE7 = appVersion.indexOf("MSIE 7.") !== -1;
mfp.isIE8 = appVersion.indexOf("MSIE 8.") !== -1;
mfp.isLowIE = mfp.isIE7 || mfp.isIE8;
mfp.isAndroid = (/android/gi).test(appVersion);
mfp.isIOS = (/iphone|ipad|ipod/gi).test(appVersion);
mfp.supportsTransition = supportsTransitions();
// We disable fixed positioned lightbox on devices that don't handle it nicely.
// If you know a better way of detecting this - let me know.
mfp.probablyMobile = (mfp.isAndroid || mfp.isIOS || /(Opera Mini)|Kindle|webOS|BlackBerry|(Opera Mobi)|(Windows Phone)|IEMobile/i.test(navigator.userAgent) );
_document = $(document);
mfp.popupsCache = {};
},
/**
* Opens popup
* @param data [description]
*/
open: function(data) {
if(!_body) {
_body = $(document.body);
}
var i;
if(data.isObj === false) {
// convert jQuery collection to array to avoid conflicts later
mfp.items = data.items.toArray();
mfp.index = 0;
var items = data.items,
item;
for(i = 0; i < items.length; i++) {
item = items[i];
if(item.parsed) {
item = item.el[0];
}
if(item === data.el[0]) {
mfp.index = i;
break;
}
}
} else {
mfp.items = $.isArray(data.items) ? data.items : [data.items];
mfp.index = data.index || 0;
}
// if popup is already opened - we just update the content
if(mfp.isOpen) {
mfp.updateItemHTML();
return;
}
mfp.types = [];
_wrapClasses = '';
if(data.mainEl && data.mainEl.length) {
mfp.ev = data.mainEl.eq(0);
} else {
mfp.ev = _document;
}
if(data.key) {
if(!mfp.popupsCache[data.key]) {
mfp.popupsCache[data.key] = {};
}
mfp.currTemplate = mfp.popupsCache[data.key];
} else {
mfp.currTemplate = {};
}
mfp.st = $.extend(true, {}, $.magnificPopup.defaults, data );
mfp.fixedContentPos = mfp.st.fixedContentPos === 'auto' ? !mfp.probablyMobile : mfp.st.fixedContentPos;
if(mfp.st.modal) {
mfp.st.closeOnContentClick = false;
mfp.st.closeOnBgClick = false;
mfp.st.showCloseBtn = false;
mfp.st.enableEscapeKey = false;
}
// Building markup
// main containers are created only once
if(!mfp.bgOverlay) {
// Dark overlay
mfp.bgOverlay = _getEl('bg').on('click'+EVENT_NS, function() {
mfp.close();
});
mfp.wrap = _getEl('wrap').attr('tabindex', -1).on('click'+EVENT_NS, function(e) {
if(mfp._checkIfClose(e.target)) {
mfp.close();
}
});
mfp.container = _getEl('container', mfp.wrap);
}
mfp.contentContainer = _getEl('content');
if(mfp.st.preloader) {
mfp.preloader = _getEl('preloader', mfp.container, mfp.st.tLoading);
}
// Initializing modules
var modules = $.magnificPopup.modules;
for(i = 0; i < modules.length; i++) {
var n = modules[i];
n = n.charAt(0).toUpperCase() + n.slice(1);
mfp['init'+n].call(mfp);
}
_mfpTrigger('BeforeOpen');
if(mfp.st.showCloseBtn) {
// Close button
if(!mfp.st.closeBtnInside) {
mfp.wrap.append( _getCloseBtn() );
} else {
_mfpOn(MARKUP_PARSE_EVENT, function(e, template, values, item) {
values.close_replaceWith = _getCloseBtn(item.type);
});
_wrapClasses += ' mfp-close-btn-in';
}
}
if(mfp.st.alignTop) {
_wrapClasses += ' mfp-align-top';
}
if(mfp.fixedContentPos) {
mfp.wrap.css({
overflow: mfp.st.overflowY,
overflowX: 'hidden',
overflowY: mfp.st.overflowY
});
} else {
mfp.wrap.css({
top: _window.scrollTop(),
position: 'absolute'
});
}
if( mfp.st.fixedBgPos === false || (mfp.st.fixedBgPos === 'auto' && !mfp.fixedContentPos) ) {
mfp.bgOverlay.css({
height: _document.height(),
position: 'absolute'
});
}
if(mfp.st.enableEscapeKey) {
// Close on ESC key
_document.on('keyup' + EVENT_NS, function(e) {
if(e.keyCode === 27) {
mfp.close();
}
});
}
_window.on('resize' + EVENT_NS, function() {
mfp.updateSize();
});
if(!mfp.st.closeOnContentClick) {
_wrapClasses += ' mfp-auto-cursor';
}
if(_wrapClasses)
mfp.wrap.addClass(_wrapClasses);
// this triggers recalculation of layout, so we get it once to not to trigger twice
var windowHeight = mfp.wH = _window.height();
var windowStyles = {};
if( mfp.fixedContentPos ) {
if(mfp._hasScrollBar(windowHeight)){
var s = mfp._getScrollbarSize();
if(s) {
windowStyles.marginRight = s;
}
}
}
if(mfp.fixedContentPos) {
if(!mfp.isIE7) {
windowStyles.overflow = 'hidden';
} else {
// ie7 double-scroll bug
$('body, html').css('overflow', 'hidden');
}
}
var classesToadd = mfp.st.mainClass;
if(mfp.isIE7) {
classesToadd += ' mfp-ie7';
}
if(classesToadd) {
mfp._addClassToMFP( classesToadd );
}
// add content
mfp.updateItemHTML();
_mfpTrigger('BuildControls');
// remove scrollbar, add margin e.t.c
$('html').css(windowStyles);
// add everything to DOM
mfp.bgOverlay.add(mfp.wrap).prependTo( mfp.st.prependTo || _body );
// Save last focused element
mfp._lastFocusedEl = document.activeElement;
// Wait for next cycle to allow CSS transition
setTimeout(function() {
if(mfp.content) {
mfp._addClassToMFP(READY_CLASS);
mfp._setFocus();
} else {
// if content is not defined (not loaded e.t.c) we add class only for BG
mfp.bgOverlay.addClass(READY_CLASS);
}
// Trap the focus in popup
_document.on('focusin' + EVENT_NS, mfp._onFocusIn);
}, 16);
mfp.isOpen = true;
mfp.updateSize(windowHeight);
_mfpTrigger(OPEN_EVENT);
return data;
},
/**
* Closes the popup
*/
close: function() {
if(!mfp.isOpen) return;
_mfpTrigger(BEFORE_CLOSE_EVENT);
mfp.isOpen = false;
// for CSS3 animation
if(mfp.st.removalDelay && !mfp.isLowIE && mfp.supportsTransition ) {
mfp._addClassToMFP(REMOVING_CLASS);
setTimeout(function() {
mfp._close();
}, mfp.st.removalDelay);
} else {
mfp._close();
}
},
/**
* Helper for close() function
*/
_close: function() {
_mfpTrigger(CLOSE_EVENT);
var classesToRemove = REMOVING_CLASS + ' ' + READY_CLASS + ' ';
mfp.bgOverlay.detach();
mfp.wrap.detach();
mfp.container.empty();
if(mfp.st.mainClass) {
classesToRemove += mfp.st.mainClass + ' ';
}
mfp._removeClassFromMFP(classesToRemove);
if(mfp.fixedContentPos) {
var windowStyles = {marginRight: ''};
if(mfp.isIE7) {
$('body, html').css('overflow', '');
} else {
windowStyles.overflow = '';
}
$('html').css(windowStyles);
}
_document.off('keyup' + EVENT_NS + ' focusin' + EVENT_NS);
mfp.ev.off(EVENT_NS);
// clean up DOM elements that aren't removed
mfp.wrap.attr('class', 'mfp-wrap').removeAttr('style');
mfp.bgOverlay.attr('class', 'mfp-bg');
mfp.container.attr('class', 'mfp-container');
// remove close button from target element
if(mfp.st.showCloseBtn &&
(!mfp.st.closeBtnInside || mfp.currTemplate[mfp.currItem.type] === true)) {
if(mfp.currTemplate.closeBtn)
mfp.currTemplate.closeBtn.detach();
}
if(mfp._lastFocusedEl) {
$(mfp._lastFocusedEl).focus(); // put tab focus back
}
mfp.currItem = null;
mfp.content = null;
mfp.currTemplate = null;
mfp.prevHeight = 0;
_mfpTrigger(AFTER_CLOSE_EVENT);
},
updateSize: function(winHeight) {
if(mfp.isIOS) {
// fixes iOS nav bars https://github.com/dimsemenov/Magnific-Popup/issues/2
var zoomLevel = document.documentElement.clientWidth / window.innerWidth;
var height = window.innerHeight * zoomLevel;
mfp.wrap.css('height', height);
mfp.wH = height;
} else {
mfp.wH = winHeight || _window.height();
}
// Fixes #84: popup incorrectly positioned with position:relative on body
if(!mfp.fixedContentPos) {
mfp.wrap.css('height', mfp.wH);
}
_mfpTrigger('Resize');
},
/**
* Set content of popup based on current index
*/
updateItemHTML: function() {
var item = mfp.items[mfp.index];
// Detach and perform modifications
mfp.contentContainer.detach();
if(mfp.content)
mfp.content.detach();
if(!item.parsed) {
item = mfp.parseEl( mfp.index );
}
var type = item.type;
_mfpTrigger('BeforeChange', [mfp.currItem ? mfp.currItem.type : '', type]);
// BeforeChange event works like so:
// _mfpOn('BeforeChange', function(e, prevType, newType) { });
mfp.currItem = item;
if(!mfp.currTemplate[type]) {
var markup = mfp.st[type] ? mfp.st[type].markup : false;
// allows to modify markup
_mfpTrigger('FirstMarkupParse', markup);
if(markup) {
mfp.currTemplate[type] = $(markup);
} else {
// if there is no markup found we just define that template is parsed
mfp.currTemplate[type] = true;
}
}
if(_prevContentType && _prevContentType !== item.type) {
mfp.container.removeClass('mfp-'+_prevContentType+'-holder');
}
var newContent = mfp['get' + type.charAt(0).toUpperCase() + type.slice(1)](item, mfp.currTemplate[type]);
mfp.appendContent(newContent, type);
item.preloaded = true;
_mfpTrigger(CHANGE_EVENT, item);
_prevContentType = item.type;
// Append container back after its content changed
mfp.container.prepend(mfp.contentContainer);
_mfpTrigger('AfterChange');
},
/**
* Set HTML content of popup
*/
appendContent: function(newContent, type) {
mfp.content = newContent;
if(newContent) {
if(mfp.st.showCloseBtn && mfp.st.closeBtnInside &&
mfp.currTemplate[type] === true) {
// if there is no markup, we just append close button element inside
if(!mfp.content.find('.mfp-close').length) {
mfp.content.append(_getCloseBtn());
}
} else {
mfp.content = newContent;
}
} else {
mfp.content = '';
}
_mfpTrigger(BEFORE_APPEND_EVENT);
mfp.container.addClass('mfp-'+type+'-holder');
mfp.contentContainer.append(mfp.content);
},
/**
* Creates Magnific Popup data object based on given data
* @param {int} index Index of item to parse
*/
parseEl: function(index) {
var item = mfp.items[index],
type;
if(item.tagName) {
item = { el: $(item) };
} else {
type = item.type;
item = { data: item, src: item.src };
}
if(item.el) {
var types = mfp.types;
// check for 'mfp-TYPE' class
for(var i = 0; i < types.length; i++) {
if( item.el.hasClass('mfp-'+types[i]) ) {
type = types[i];
break;
}
}
item.src = item.el.attr('data-mfp-src');
if(!item.src) {
item.src = item.el.attr('href');
}
}
item.type = type || mfp.st.type || 'inline';
item.index = index;
item.parsed = true;
mfp.items[index] = item;
_mfpTrigger('ElementParse', item);
return mfp.items[index];
},
/**
* Initializes single popup or a group of popups
*/
addGroup: function(el, options) {
var eHandler = function(e) {
e.mfpEl = this;
mfp._openClick(e, el, options);
};
if(!options) {
options = {};
}
var eName = 'click.magnificPopup';
options.mainEl = el;
if(options.items) {
options.isObj = true;
el.off(eName).on(eName, eHandler);
} else {
options.isObj = false;
if(options.delegate) {
el.off(eName).on(eName, options.delegate , eHandler);
} else {
options.items = el;
el.off(eName).on(eName, eHandler);
}
}
},
_openClick: function(e, el, options) {
var midClick = options.midClick !== undefined ? options.midClick : $.magnificPopup.defaults.midClick;
if(!midClick && ( e.which === 2 || e.ctrlKey || e.metaKey ) ) {
return;
}
var disableOn = options.disableOn !== undefined ? options.disableOn : $.magnificPopup.defaults.disableOn;
if(disableOn) {
if($.isFunction(disableOn)) {
if( !disableOn.call(mfp) ) {
return true;
}
} else { // else it's number
if( _window.width() < disableOn ) {
return true;
}
}
}
if(e.type) {
e.preventDefault();
// This will prevent popup from closing if element is inside and popup is already opened
if(mfp.isOpen) {
e.stopPropagation();
}
}
options.el = $(e.mfpEl);
if(options.delegate) {
options.items = el.find(options.delegate);
}
mfp.open(options);
},
/**
* Updates text on preloader
*/
updateStatus: function(status, text) {
if(mfp.preloader) {
if(_prevStatus !== status) {
mfp.container.removeClass('mfp-s-'+_prevStatus);
}
if(!text && status === 'loading') {
text = mfp.st.tLoading;
}
var data = {
status: status,
text: text
};
// allows to modify status
_mfpTrigger('UpdateStatus', data);
status = data.status;
text = data.text;
mfp.preloader.html(text);
mfp.preloader.find('a').on('click', function(e) {
e.stopImmediatePropagation();
});
mfp.container.addClass('mfp-s-'+status);
_prevStatus = status;
}
},
/*
"Private" helpers that aren't private at all
*/
// Check to close popup or not
// "target" is an element that was clicked
_checkIfClose: function(target) {
if($(target).hasClass(PREVENT_CLOSE_CLASS)) {
return;
}
var closeOnContent = mfp.st.closeOnContentClick;
var closeOnBg = mfp.st.closeOnBgClick;
if(closeOnContent && closeOnBg) {
return true;
} else {
// We close the popup if click is on close button or on preloader. Or if there is no content.
if(!mfp.content || $(target).hasClass('mfp-close') || (mfp.preloader && target === mfp.preloader[0]) ) {
return true;
}
// if click is outside the content
if( (target !== mfp.content[0] && !$.contains(mfp.content[0], target)) ) {
if(closeOnBg) {
// last check, if the clicked element is in DOM, (in case it's removed onclick)
if( $.contains(document, target) ) {
return true;
}
}
} else if(closeOnContent) {
return true;
}
}
return false;
},
_addClassToMFP: function(cName) {
mfp.bgOverlay.addClass(cName);
mfp.wrap.addClass(cName);
},
_removeClassFromMFP: function(cName) {
this.bgOverlay.removeClass(cName);
mfp.wrap.removeClass(cName);
},
_hasScrollBar: function(winHeight) {
return ( (mfp.isIE7 ? _document.height() : document.body.scrollHeight) > (winHeight || _window.height()) );
},
_setFocus: function() {
(mfp.st.focus ? mfp.content.find(mfp.st.focus).eq(0) : mfp.wrap).focus();
},
_onFocusIn: function(e) {
if( e.target !== mfp.wrap[0] && !$.contains(mfp.wrap[0], e.target) ) {
mfp._setFocus();
return false;
}
},
_parseMarkup: function(template, values, item) {
var arr;
if(item.data) {
values = $.extend(item.data, values);
}
_mfpTrigger(MARKUP_PARSE_EVENT, [template, values, item] );
$.each(values, function(key, value) {
if(value === undefined || value === false) {
return true;
}
arr = key.split('_');
if(arr.length > 1) {
var el = template.find(EVENT_NS + '-'+arr[0]);
if(el.length > 0) {
var attr = arr[1];
if(attr === 'replaceWith') {
if(el[0] !== value[0]) {
el.replaceWith(value);
}
} else if(attr === 'img') {
if(el.is('img')) {
el.attr('src', value);
} else {
el.replaceWith( '<img src="'+value+'" class="' + el.attr('class') + '" />' );
}
} else {
el.attr(arr[1], value);
}
}
} else {
template.find(EVENT_NS + '-'+key).html(value);
}
});
},
_getScrollbarSize: function() {
// thx David
if(mfp.scrollbarSize === undefined) {
var scrollDiv = document.createElement("div");
scrollDiv.style.cssText = 'width: 99px; height: 99px; overflow: scroll; position: absolute; top: -9999px;';
document.body.appendChild(scrollDiv);
mfp.scrollbarSize = scrollDiv.offsetWidth - scrollDiv.clientWidth;
document.body.removeChild(scrollDiv);
}
return mfp.scrollbarSize;
}
}; /* MagnificPopup core prototype end */
/**
* Public static functions
*/
$.magnificPopup = {
instance: null,
proto: MagnificPopup.prototype,
modules: [],
open: function(options, index) {
_checkInstance();
if(!options) {
options = {};
} else {
options = $.extend(true, {}, options);
}
options.isObj = true;
options.index = index || 0;
return this.instance.open(options);
},
close: function() {
return $.magnificPopup.instance && $.magnificPopup.instance.close();
},
registerModule: function(name, module) {
if(module.options) {
$.magnificPopup.defaults[name] = module.options;
}
$.extend(this.proto, module.proto);
this.modules.push(name);
},
defaults: {
// Info about options is in docs:
// http://dimsemenov.com/plugins/magnific-popup/documentation.html#options
disableOn: 0,
key: null,
midClick: false,
mainClass: '',
preloader: true,
focus: '', // CSS selector of input to focus after popup is opened
closeOnContentClick: false,
closeOnBgClick: true,
closeBtnInside: true,
showCloseBtn: true,
enableEscapeKey: true,
modal: false,
alignTop: false,
removalDelay: 0,
prependTo: null,
fixedContentPos: 'auto',
fixedBgPos: 'auto',
overflowY: 'auto',
closeMarkup: '<button title="%title%" type="button" class="mfp-close">×</button>',
tClose: 'Close (Esc)',
tLoading: 'Loading...'
}
};
$.fn.magnificPopup = function(options) {
_checkInstance();
var jqEl = $(this);
// We call some API method of first param is a string
if (typeof options === "string" ) {
if(options === 'open') {
var items,
itemOpts = _isJQ ? jqEl.data('magnificPopup') : jqEl[0].magnificPopup,
index = parseInt(arguments[1], 10) || 0;
if(itemOpts.items) {
items = itemOpts.items[index];
} else {
items = jqEl;
if(itemOpts.delegate) {
items = items.find(itemOpts.delegate);
}
items = items.eq( index );
}
mfp._openClick({mfpEl:items}, jqEl, itemOpts);
} else {
if(mfp.isOpen)
mfp[options].apply(mfp, Array.prototype.slice.call(arguments, 1));
}
} else {
// clone options obj
options = $.extend(true, {}, options);
/*
* As Zepto doesn't support .data() method for objects
* and it works only in normal browsers
* we assign "options" object directly to the DOM element. FTW!
*/
if(_isJQ) {
jqEl.data('magnificPopup', options);
} else {
jqEl[0].magnificPopup = options;
}
mfp.addGroup(jqEl, options);
}
return jqEl;
};
//Quick benchmark
/*
var start = performance.now(),
i,
rounds = 1000;
for(i = 0; i < rounds; i++) {
}
console.log('Test #1:', performance.now() - start);
start = performance.now();
for(i = 0; i < rounds; i++) {
}
console.log('Test #2:', performance.now() - start);
*/
/*>>core*/
/*>>inline*/
var INLINE_NS = 'inline',
_hiddenClass,
_inlinePlaceholder,
_lastInlineElement,
_putInlineElementsBack = function() {
if(_lastInlineElement) {
_inlinePlaceholder.after( _lastInlineElement.addClass(_hiddenClass) ).detach();
_lastInlineElement = null;