Club Drupal

/*!

        Colorbox 1.6.2

        license: MIT

        http://www.jacklmoore.com/colorbox

*/

(function ($, document, window) {

        var

        // Default settings object.

        // See http://jacklmoore.com/colorbox for details.

        defaults = {

                // data sources

                html: false,

                photo: false,

                iframe: false,

                inline: false,

                // behavior and appearance

                transition: "elastic",

                speed: 300,

                fadeOut: 300,

                width: false,

                initialWidth: "600",

                innerWidth: false,

                maxWidth: false,

                height: false,

                initialHeight: "450",

                innerHeight: false,

                maxHeight: false,

                scalePhotos: true,

                scrolling: true,

                opacity: 0.9,

                preloading: true,

                className: false,

                overlayClose: true,

                escKey: true,

                arrowKey: true,

                top: false,

                bottom: false,

                left: false,

                right: false,

                fixed: false,

                data: undefined,

                closeButton: true,

                fastIframe: true,

                open: false,

                reposition: true,

                loop: true,

                slideshow: false,

                slideshowAuto: true,

                slideshowSpeed: 2500,

                slideshowStart: "start slideshow",

                slideshowStop: "stop slideshow",

                photoRegex: /\.(gif|png|jp(e|g|eg)|bmp|ico|webp|jxr|svg)((#|\?).*)?$/i,

                // alternate image paths for high-res displays

                retinaImage: false,

                retinaUrl: false,

                retinaSuffix: '@2x.$1',

                // internationalization

                current: "image {current} of {total}",

                previous: "previous",

                next: "next",

                close: "close",

                xhrError: "This content failed to load.",

                imgError: "This image failed to load.",

                // accessbility

                returnFocus: true,

                trapFocus: true,

                // callbacks

                onOpen: false,

                onLoad: false,

                onComplete: false,

                onCleanup: false,

                onClosed: false,

                rel: function() {

                        return this.rel;

                },

                href: function() {

                        // using this.href would give the absolute url, when the href may have been inteded as a selector (e.g. '#container')

                        return $(this).attr('href');

                },

                title: function() {

                        return this.title;

                },

                createImg: function() {

                        var img = new Image();

                        var attrs = $(this).data('cbox-img-attrs');

                        if (typeof attrs === 'object') {

                                $.each(attrs, function(key, val){

                                        img[key] = val;

                                });

                        }

                        return img;

                },

                createIframe: function() {

                        var iframe = document.createElement('iframe');

                        var attrs = $(this).data('cbox-iframe-attrs');

                        if (typeof attrs === 'object') {

                                $.each(attrs, function(key, val){

                                        iframe[key] = val;

                                });

                        }

                        if ('frameBorder' in iframe) {

                                iframe.frameBorder = 0;

                        }

                        if ('allowTransparency' in iframe) {

                                iframe.allowTransparency = "true";

                        }

                        iframe.name = (new Date()).getTime(); // give the iframe a unique name to prevent caching

                        iframe.allowFullscreen = true;

                        return iframe;

                }

        },

        // Abstracting the HTML and event identifiers for easy rebranding

        colorbox = 'colorbox',

        prefix = 'cbox',

        boxElement = prefix + 'Element',

        // Events

        event_open = prefix + '_open',

        event_load = prefix + '_load',

        event_complete = prefix + '_complete',

        event_cleanup = prefix + '_cleanup',

        event_closed = prefix + '_closed',

        event_purge = prefix + '_purge',

        // Cached jQuery Object Variables

        $overlay,

        $box,

        $wrap,

        $content,

        $topBorder,

        $leftBorder,

        $rightBorder,

        $bottomBorder,

        $related,

        $window,

        $loaded,

        $loadingBay,

        $loadingOverlay,

        $title,

        $current,

        $slideshow,

        $next,

        $prev,

        $close,

        $groupControls,

        $events = $('<a/>'), // $({}) would be prefered, but there is an issue with jQuery 1.4.2

        // Variables for cached values or use across multiple functions

        settings,

        interfaceHeight,

        interfaceWidth,

        loadedHeight,

        loadedWidth,

        index,

        photo,

        open,

        active,

        closing,

        loadingTimer,

        publicMethod,

        div = "div",

        requests = 0,

        previousCSS = {},

        init;

        // ****************

        // HELPER FUNCTIONS

        // ****************

        // Convenience function for creating new jQuery objects

        function $tag(tag, id, css) {

                var element = document.createElement(tag);

                if (id) {

                        element.id = prefix + id;

                }

                if (css) {

                        element.style.cssText = css;

                }

                return $(element);

        }

        // Get the window height using innerHeight when available to avoid an issue with iOS

        // http://bugs.jquery.com/ticket/6724

        function winheight() {

                return window.innerHeight ? window.innerHeight : $(window).height();

        }

        function Settings(element, options) {

                if (options !== Object(options)) {

                        options = {};

                }

                this.cache = {};

                this.el = element;

                this.value = function(key) {

                        var dataAttr;

                        if (this.cache[key] === undefined) {

                                dataAttr = $(this.el).attr('data-cbox-'+key);

                                if (dataAttr !== undefined) {

                                        this.cache[key] = dataAttr;

                                } else if (options[key] !== undefined) {

                                        this.cache[key] = options[key];

                                } else if (defaults[key] !== undefined) {

                                        this.cache[key] = defaults[key];

                                }

                        }

                        return this.cache[key];

                };

                this.get = function(key) {

                        var value = this.value(key);

                        return $.isFunction(value) ? value.call(this.el, this) : value;

                };

        }

        // Determine the next and previous members in a group.

        function getIndex(increment) {

                var

                max = $related.length,

                newIndex = (index + increment) % max;

                return (newIndex < 0) ? max + newIndex : newIndex;

        }

        // Convert '%' and 'px' values to integers

        function setSize(size, dimension) {

                return Math.round((/%/.test(size) ? ((dimension === 'x' ? $window.width() : winheight()) / 100) : 1) * parseInt(size, 10));

        }

        // Checks an href to see if it is a photo.

        // There is a force photo option (photo: true) for hrefs that cannot be matched by the regex.

        function isImage(settings, url) {

                return settings.get('photo') || settings.get('photoRegex').test(url);

        }

        function retinaUrl(settings, url) {

                return settings.get('retinaUrl') && window.devicePixelRatio > 1 ? url.replace(settings.get('photoRegex'), settings.get('retinaSuffix')) : url;

        }

        function trapFocus(e) {

                if ('contains' in $box[0] && !$box[0].contains(e.target) && e.target !== $overlay[0]) {

                        e.stopPropagation();

                        $box.focus();

                }

        }

        function setClass(str) {

                if (setClass.str !== str) {

                        $box.add($overlay).removeClass(setClass.str).addClass(str);

                        setClass.str = str;

                }

        }

        function getRelated(rel) {

                index = 0;

                if (rel && rel !== false && rel !== 'nofollow') {

                        $related = $('.' + boxElement).filter(function () {

                                var options = $.data(this, colorbox);

                                var settings = new Settings(this, options);

                                return (settings.get('rel') === rel);

                        });

                        index = $related.index(settings.el);

                        // Check direct calls to Colorbox.

                        if (index === -1) {

                                $related = $related.add(settings.el);

                                index = $related.length - 1;

                        }

                } else {

                        $related = $(settings.el);

                }

        }

        function trigger(event) {

                // for external use

                $(document).trigger(event);

                // for internal use

                $events.triggerHandler(event);

        }

        var slideshow = (function(){

                var active,

                        className = prefix + "Slideshow_",

                        click = "click." + prefix,

                        timeOut;

                function clear () {

                        clearTimeout(timeOut);

                }

                function set() {

                        if (settings.get('loop') || $related[index + 1]) {

                                clear();

                                timeOut = setTimeout(publicMethod.next, settings.get('slideshowSpeed'));

                        }

                }

                function start() {

                        $slideshow

                                .html(settings.get('slideshowStop'))

                                .unbind(click)

                                .one(click, stop);

                        $events

                                .bind(event_complete, set)

                                .bind(event_load, clear);

                        $box.removeClass(className + "off").addClass(className + "on");

                }

                function stop() {

                        clear();

                        $events

                                .unbind(event_complete, set)

                                .unbind(event_load, clear);

                        $slideshow

                                .html(settings.get('slideshowStart'))

                                .unbind(click)

                                .one(click, function () {

                                        publicMethod.next();

                                        start();

                                });

                        $box.removeClass(className + "on").addClass(className + "off");

                }

                function reset() {

                        active = false;

                        $slideshow.hide();

                        clear();

                        $events

                                .unbind(event_complete, set)

                                .unbind(event_load, clear);

                        $box.removeClass(className + "off " + className + "on");

                }

                return function(){

                        if (active) {

                                if (!settings.get('slideshow')) {

                                        $events.unbind(event_cleanup, reset);

                                        reset();

                                }

                        } else {

                                if (settings.get('slideshow') && $related[1]) {

                                        active = true;

                                        $events.one(event_cleanup, reset);

                                        if (settings.get('slideshowAuto')) {

                                                start();

                                        } else {

                                                stop();

                                        }

                                        $slideshow.show();

                                }

                        }

                };

        }());

        function launch(element) {

                var options;

                if (!closing) {

                        options = $(element).data(colorbox);

                        settings = new Settings(element, options);

                        getRelated(settings.get('rel'));

                        if (!open) {

                                open = active = true; // Prevents the page-change action from queuing up if the visitor holds down the left or right keys.

                                setClass(settings.get('className'));

                                // Show colorbox so the sizes can be calculated in older versions of jQuery

                                $box.css({visibility:'hidden', display:'block', opacity:''});

                                $loaded = $tag(div, 'LoadedContent', 'width:0; height:0; overflow:hidden; visibility:hidden');

                                $content.css({width:'', height:''}).append($loaded);

                                // Cache values needed for size calculations

                                interfaceHeight = $topBorder.height() + $bottomBorder.height() + $content.outerHeight(true) - $content.height();

                                interfaceWidth = $leftBorder.width() + $rightBorder.width() + $content.outerWidth(true) - $content.width();

                                loadedHeight = $loaded.outerHeight(true);

                                loadedWidth = $loaded.outerWidth(true);

                                // Opens inital empty Colorbox prior to content being loaded.

                                var initialWidth = setSize(settings.get('initialWidth'), 'x');

                                var initialHeight = setSize(settings.get('initialHeight'), 'y');

                                var maxWidth = settings.get('maxWidth');

                                var maxHeight = settings.get('maxHeight');

                                settings.w = (maxWidth !== false ? Math.min(initialWidth, setSize(maxWidth, 'x')) : initialWidth) - loadedWidth - interfaceWidth;

                                settings.h = (maxHeight !== false ? Math.min(initialHeight, setSize(maxHeight, 'y')) : initialHeight) - loadedHeight - interfaceHeight;

                                $loaded.css({width:'', height:settings.h});

                                publicMethod.position();

                                trigger(event_open);

                                settings.get('onOpen');

                                $groupControls.add($title).hide();

                                $box.focus();

                                if (settings.get('trapFocus')) {

                                        // Confine focus to the modal

                                        // Uses event capturing that is not supported in IE8-

                                        if (document.addEventListener) {

                                                document.addEventListener('focus', trapFocus, true);

                                                $events.one(event_closed, function () {

                                                        document.removeEventListener('focus', trapFocus, true);

                                                });

                                        }

                                }

                                // Return focus on closing

                                if (settings.get('returnFocus')) {

                                        $events.one(event_closed, function () {

                                                $(settings.el).focus();

                                        });

                                }

                        }

                        var opacity = parseFloat(settings.get('opacity'));

                        $overlay.css({

                                opacity: opacity === opacity ? opacity : '',

                                cursor: settings.get('overlayClose') ? 'pointer' : '',

                                visibility: 'visible'

                        }).show();

                        if (settings.get('closeButton')) {

                                $close.html(settings.get('close')).appendTo($content);

                        } else {

                                $close.appendTo('<div/>'); // replace with .detach() when dropping jQuery < 1.4

                        }

                        load();

                }

        }

        // Colorbox's markup needs to be added to the DOM prior to being called

        // so that the browser will go ahead and load the CSS background images.

        function appendHTML() {

                if (!$box) {

                        init = false;

                        $window = $(window);

                        $box = $tag(div).attr({

                                id: colorbox,

                                'class': $.support.opacity === false ? prefix + 'IE' : '', // class for optional IE8 & lower targeted CSS.

                                role: 'dialog',

                                tabindex: '-1'

                        }).hide();

                        $overlay = $tag(div, "Overlay").hide();

                        $loadingOverlay = $([$tag(div, "LoadingOverlay")[0],$tag(div, "LoadingGraphic")[0]]);

                        $wrap = $tag(div, "Wrapper");

                        $content = $tag(div, "Content").append(

                                $title = $tag(div, "Title"),

                                $current = $tag(div, "Current"),

                                $prev = $('<button type="button"/>').attr({id:prefix+'Previous'}),

                                $next = $('<button type="button"/>').attr({id:prefix+'Next'}),

                                $slideshow = $tag('button', "Slideshow"),

                                $loadingOverlay

                        );

                        $close = $('<button type="button"/>').attr({id:prefix+'Close'});

                        $wrap.append( // The 3x3 Grid that makes up Colorbox

                                $tag(div).append(

                                        $tag(div, "TopLeft"),

                                        $topBorder = $tag(div, "TopCenter"),

                                        $tag(div, "TopRight")

                                ),

                                $tag(div, false, 'clear:left').append(

                                        $leftBorder = $tag(div, "MiddleLeft"),

                                        $content,

                                        $rightBorder = $tag(div, "MiddleRight")

                                ),

                                $tag(div, false, 'clear:left').append(

                                        $tag(div, "BottomLeft"),

                                        $bottomBorder = $tag(div, "BottomCenter"),

                                        $tag(div, "BottomRight")

                                )

                        ).find('div div').css({'float': 'left'});

                        $loadingBay = $tag(div, false, 'position:absolute; width:9999px; visibility:hidden; display:none; max-width:none;');

                        $groupControls = $next.add($prev).add($current).add($slideshow);

                }

                if (document.body && !$box.parent().length) {

                        $(document.body).append($overlay, $box.append($wrap, $loadingBay));

                }

        }

        // Add Colorbox's event bindings

        function addBindings() {

                function clickHandler(e) {

                        // ignore non-left-mouse-clicks and clicks modified with ctrl / command, shift, or alt.

                        // See: http://jacklmoore.com/notes/click-events/

                        if (!(e.which > 1 || e.shiftKey || e.altKey || e.metaKey || e.ctrlKey)) {

                                e.preventDefault();

                                launch(this);

                        }

                }

                if ($box) {

                        if (!init) {

                                init = true;

                                // Anonymous functions here keep the public method from being cached, thereby allowing them to be redefined on the fly.

                                $next.click(function () {

                                        publicMethod.next();

                                });

                                $prev.click(function () {

                                        publicMethod.prev();

                                });

                                $close.click(function () {

                                        publicMethod.close();

                                });

                                $overlay.click(function () {

                                        if (settings.get('overlayClose')) {

                                                publicMethod.close();

                                        }

                                });

                                // Key Bindings

                                $(document).bind('keydown.' + prefix, function (e) {

                                        var key = e.keyCode;

                                        if (open && settings.get('escKey') && key === 27) {

                                                e.preventDefault();

                                                publicMethod.close();

                                        }

                                        if (open && settings.get('arrowKey') && $related[1] && !e.altKey) {

                                                if (key === 37) {

                                                        e.preventDefault();

                                                        $prev.click();

                                                } else if (key === 39) {

                                                        e.preventDefault();

                                                        $next.click();

                                                }

                                        }

                                });

                                if ($.isFunction($.fn.on)) {

                                        // For jQuery 1.7+

                                        $(document).on('click.'+prefix, '.'+boxElement, clickHandler);

                                } else {

                                        // For jQuery 1.3.x -> 1.6.x

                                        // This code is never reached in jQuery 1.9, so do not contact me about 'live' being removed.

                                        // This is not here for jQuery 1.9, it's here for legacy users.

                                        $('.'+boxElement).live('click.'+prefix, clickHandler);

                                }

                        }

                        return true;

                }

                return false;

        }

        // Don't do anything if Colorbox already exists.

        if ($[colorbox]) {

                return;

        }

        // Append the HTML when the DOM loads

        $(appendHTML);

        // ****************

        // PUBLIC FUNCTIONS

        // Usage format: $.colorbox.close();

        // Usage from within an iframe: parent.jQuery.colorbox.close();

        // ****************

        publicMethod = $.fn[colorbox] = $[colorbox] = function (options, callback) {

                var settings;

                var $obj = this;

                options = options || {};

                if ($.isFunction($obj)) { // assume a call to $.colorbox

                        $obj = $('<a/>');

                        options.open = true;

                }

                if (!$obj[0]) { // colorbox being applied to empty collection

                        return $obj;

                }

                appendHTML();

                if (addBindings()) {

                        if (callback) {

                                options.onComplete = callback;

                        }

                        $obj.each(function () {

                                var old = $.data(this, colorbox) || {};

                                $.data(this, colorbox, $.extend(old, options));

                        }).addClass(boxElement);

                        settings = new Settings($obj[0], options);

                        if (settings.get('open')) {

                                launch($obj[0]);

                        }

                }

                return $obj;

        };

        publicMethod.position = function (speed, loadedCallback) {

                var

                css,

                top = 0,

                left = 0,

                offset = $box.offset(),

                scrollTop,

                scrollLeft;

                $window.unbind('resize.' + prefix);

                // remove the modal so that it doesn't influence the document width/height

                $box.css({top: -9e4, left: -9e4});

                scrollTop = $window.scrollTop();

                scrollLeft = $window.scrollLeft();

                if (settings.get('fixed')) {

                        offset.top -= scrollTop;

                        offset.left -= scrollLeft;

                        $box.css({position: 'fixed'});

                } else {

                        top = scrollTop;

                        left = scrollLeft;

                        $box.css({position: 'absolute'});

                }

                // keeps the top and left positions within the browser's viewport.

                if (settings.get('right') !== false) {

                        left += Math.max($window.width() - settings.w - loadedWidth - interfaceWidth - setSize(settings.get('right'), 'x'), 0);

                } else if (settings.get('left') !== false) {

                        left += setSize(settings.get('left'), 'x');

                } else {

                        left += Math.round(Math.max($window.width() - settings.w - loadedWidth - interfaceWidth, 0) / 2);

                }

                if (settings.get('bottom') !== false) {

                        top += Math.max(winheight() - settings.h - loadedHeight - interfaceHeight - setSize(settings.get('bottom'), 'y'), 0);

                } else if (settings.get('top') !== false) {

                        top += setSize(settings.get('top'), 'y');

                } else {

                        top += Math.round(Math.max(winheight() - settings.h - loadedHeight - interfaceHeight, 0) / 2);

                }

                $box.css({top: offset.top, left: offset.left, visibility:'visible'});

                // this gives the wrapper plenty of breathing room so it's floated contents can move around smoothly,

                // but it has to be shrank down around the size of div#colorbox when it's done.  If not,

                // it can invoke an obscure IE bug when using iframes.

                $wrap[0].style.width = $wrap[0].style.height = "9999px";

                function modalDimensions() {

                        $topBorder[0].style.width = $bottomBorder[0].style.width = $content[0].style.width = (parseInt($box[0].style.width,10) - interfaceWidth)+'px';

                        $content[0].style.height = $leftBorder[0].style.height = $rightBorder[0].style.height = (parseInt($box[0].style.height,10) - interfaceHeight)+'px';

                }

                css = {width: settings.w + loadedWidth + interfaceWidth, height: settings.h + loadedHeight + interfaceHeight, top: top, left: left};

                // setting the speed to 0 if the content hasn't changed size or position

                if (speed) {

                        var tempSpeed = 0;

                        $.each(css, function(i){

                                if (css[i] !== previousCSS[i]) {

                                        tempSpeed = speed;

                                        return;

                                }

                        });

                        speed = tempSpeed;

                }

                previousCSS = css;

                if (!speed) {

                        $box.css(css);

                }

                $box.dequeue().animate(css, {

                        duration: speed || 0,

                        complete: function () {

                                modalDimensions();

                                active = false;

                                // shrink the wrapper down to exactly the size of colorbox to avoid a bug in IE's iframe implementation.

                                $wrap[0].style.width = (settings.w + loadedWidth + interfaceWidth) + "px";

                                $wrap[0].style.height = (settings.h + loadedHeight + interfaceHeight) + "px";

                                if (settings.get('reposition')) {

                                        setTimeout(function () {  // small delay before binding onresize due to an IE8 bug.

                                                $window.bind('resize.' + prefix, publicMethod.position);

                                        }, 1);

                                }

                                if ($.isFunction(loadedCallback)) {

                                        loadedCallback();

                                }

                        },

                        step: modalDimensions

                });

        };

        publicMethod.resize = function (options) {

                var scrolltop;

                if (open) {

                        options = options || {};

                        if (options.width) {

                                settings.w = setSize(options.width, 'x') - loadedWidth - interfaceWidth;

                        }

                        if (options.innerWidth) {

                                settings.w = setSize(options.innerWidth, 'x');

                        }

                        $loaded.css({width: settings.w});

                        if (options.height) {

                                settings.h = setSize(options.height, 'y') - loadedHeight - interfaceHeight;

                        }

                        if (options.innerHeight) {

                                settings.h = setSize(options.innerHeight, 'y');

                        }

                        if (!options.innerHeight && !options.height) {

                                scrolltop = $loaded.scrollTop();

                                $loaded.css({height: "auto"});

                                settings.h = $loaded.height();

                        }

                        $loaded.css({height: settings.h});

                        if(scrolltop) {

                                $loaded.scrollTop(scrolltop);

                        }

                        publicMethod.position(settings.get('transition') === "none" ? 0 : settings.get('speed'));

                }

        };

        publicMethod.prep = function (object) {

                if (!open) {

                        return;

                }

                var callback, speed = settings.get('transition') === "none" ? 0 : settings.get('speed');

                $loaded.remove();

                $loaded = $tag(div, 'LoadedContent').append(object);

                function getWidth() {

                        settings.w = settings.w || $loaded.width();

                        settings.w = settings.mw && settings.mw < settings.w ? settings.mw : settings.w;

                        return settings.w;

                }

                function getHeight() {

                        settings.h = settings.h || $loaded.height();

                        settings.h = settings.mh && settings.mh < settings.h ? settings.mh : settings.h;

                        return settings.h;

                }

                $loaded.hide()

                .appendTo($loadingBay.show())// content has to be appended to the DOM for accurate size calculations.

                .css({width: getWidth(), overflow: settings.get('scrolling') ? 'auto' : 'hidden'})

                .css({height: getHeight()})// sets the height independently from the width in case the new width influences the value of height.

                .prependTo($content);

                $loadingBay.hide();

                // floating the IMG removes the bottom line-height and fixed a problem where IE miscalculates the width of the parent element as 100% of the document width.

                $(photo).css({'float': 'none'});

                setClass(settings.get('className'));

                callback = function () {

                        var total = $related.length,

                                iframe,

                                complete;

                        if (!open) {

                                return;

                        }

                        function removeFilter() { // Needed for IE8 in versions of jQuery prior to 1.7.2

                                if ($.support.opacity === false) {

                                        $box[0].style.removeAttribute('filter');

                                }

                        }

                        complete = function () {

                                clearTimeout(loadingTimer);

                                $loadingOverlay.hide();

                                trigger(event_complete);

                                settings.get('onComplete');

                        };

                        $title.html(settings.get('title')).show();

                        $loaded.show();

                        if (total > 1) { // handle grouping

                                if (typeof settings.get('current') === "string") {

                                        $current.html(settings.get('current').replace('{current}', index + 1).replace('{total}', total)).show();

                                }

                                $next[(settings.get('loop') || index < total - 1) ? "show" : "hide"]().html(settings.get('next'));

                                $prev[(settings.get('loop') || index) ? "show" : "hide"]().html(settings.get('previous'));

                                slideshow();

                                // Preloads images within a rel group

                                if (settings.get('preloading')) {

                                        $.each([getIndex(-1), getIndex(1)], function(){

                                                var img,

                                                        i = $related[this],

                                                        settings = new Settings(i, $.data(i, colorbox)),

                                                        src = settings.get('href');

                                                if (src && isImage(settings, src)) {

                                                        src = retinaUrl(settings, src);

                                                        img = document.createElement('img');

                                                        img.src = src;

                                                }

                                        });

                                }

                        } else {

                                $groupControls.hide();

                        }

                        if (settings.get('iframe')) {

                                iframe = settings.get('createIframe');