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shadowbox.js
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/*
* Shadowbox.js, version 3.0.3
* http://shadowbox-js.com/
*
* Copyright 2007-2010, Michael J. I. Jackson
* Date: 2011-05-14 06:45:24 +0000
*/
(function (window, undefined) {
var S = {
version: "3.0.3"
};
var ua = navigator.userAgent.toLowerCase();
if (ua.indexOf("windows") > -1 || ua.indexOf("win32") > -1) {
S.isWindows = true
} else {
if (ua.indexOf("macintosh") > -1 || ua.indexOf("mac os x") > -1) {
S.isMac = true
} else {
if (ua.indexOf("linux") > -1) {
S.isLinux = true
}
}
}
S.isIE = ua.indexOf("msie") > -1;
S.isIE6 = ua.indexOf("msie 6") > -1;
S.isIE7 = ua.indexOf("msie 7") > -1;
S.isGecko = ua.indexOf("gecko") > -1 && ua.indexOf("safari") == -1;
S.isWebKit = ua.indexOf("applewebkit/") > -1;
var inlineId = /#(.+)$/,
galleryName = /^(light|shadow)box\[(.*?)\]/i,
inlineParam = /\s*([a-z_]*?)\s*=\s*(.+)\s*/,
fileExtension = /[0-9a-z]+$/i,
scriptPath = /(.+\/)shadowbox\.js/i;
var open = false,
initialized = false,
lastOptions = {},
slideDelay = 0,
slideStart, slideTimer;
S.current = -1;
S.dimensions = null;
S.ease = function (state) {
return 1 + Math.pow(state - 1, 3)
};
S.errorInfo = {
fla: {
name: "Flash",
url: "http://www.adobe.com/products/flashplayer/"
},
qt: {
name: "QuickTime",
url: "http://www.apple.com/quicktime/download/"
},
wmp: {
name: "Windows Media Player",
url: "http://www.microsoft.com/windows/windowsmedia/"
},
f4m: {
name: "Flip4Mac",
url: "http://www.flip4mac.com/wmv_download.htm"
}
};
S.gallery = [];
S.onReady = noop;
S.path = null;
S.player = null;
S.playerId = "sb-player";
S.options = {
animate: true,
animateFade: true,
autoplayMovies: true,
continuous: false,
enableKeys: true,
flashParams: {
bgcolor: "#000000",
allowfullscreen: true
},
flashVars: {},
flashVersion: "9.0.115",
handleOversize: "resize",
handleUnsupported: "link",
onChange: noop,
onClose: noop,
onFinish: noop,
onOpen: noop,
showMovieControls: true,
skipSetup: false,
slideshowDelay: 0,
viewportPadding: 20
};
S.getCurrent = function () {
return S.current > -1 ? S.gallery[S.current] : null
};
S.hasNext = function () {
return S.gallery.length > 1 && (S.current != S.gallery.length - 1 || S.options.continuous)
};
S.isOpen = function () {
return open
};
S.isPaused = function () {
return slideTimer == "pause"
};
S.applyOptions = function (options) {
lastOptions = apply({}, S.options);
apply(S.options, options)
};
S.revertOptions = function () {
apply(S.options, lastOptions)
};
S.init = function (options, callback) {
if (initialized) {
return
}
initialized = true;
if (S.skin.options) {
apply(S.options, S.skin.options)
}
if (options) {
apply(S.options, options)
}
if (!S.path) {
var path, scripts = document.getElementsByTagName("script");
for (var i = 0, len = scripts.length; i < len; ++i) {
path = scriptPath.exec(scripts[i].src);
if (path) {
S.path = path[1];
break
}
}
}
if (callback) {
S.onReady = callback
}
bindLoad()
};
S.open = function (obj) {
if (open) {
return
}
var gc = S.makeGallery(obj);
S.gallery = gc[0];
S.current = gc[1];
obj = S.getCurrent();
if (obj == null) {
return
}
S.applyOptions(obj.options || {});
filterGallery();
if (S.gallery.length) {
obj = S.getCurrent();
if (S.options.onOpen(obj) === false) {
return
}
open = true;
S.skin.onOpen(obj, load)
}
};
S.close = function () {
if (!open) {
return
}
open = false;
if (S.player) {
S.player.remove();
S.player = null
}
if (typeof slideTimer == "number") {
clearTimeout(slideTimer);
slideTimer = null
}
slideDelay = 0;
listenKeys(false);
S.options.onClose(S.getCurrent());
S.skin.onClose();
S.revertOptions()
};
S.play = function () {
if (!S.hasNext()) {
return
}
if (!slideDelay) {
slideDelay = S.options.slideshowDelay * 1000
}
if (slideDelay) {
slideStart = now();
slideTimer = setTimeout(function () {
slideDelay = slideStart = 0;
S.next()
}, slideDelay);
if (S.skin.onPlay) {
S.skin.onPlay()
}
}
};
S.pause = function () {
if (typeof slideTimer != "number") {
return
}
slideDelay = Math.max(0, slideDelay - (now() - slideStart));
if (slideDelay) {
clearTimeout(slideTimer);
slideTimer = "pause";
if (S.skin.onPause) {
S.skin.onPause()
}
}
};
S.change = function (index) {
if (!(index in S.gallery)) {
if (S.options.continuous) {
index = (index < 0 ? S.gallery.length + index : 0);
if (!(index in S.gallery)) {
return
}
} else {
return
}
}
S.current = index;
if (typeof slideTimer == "number") {
clearTimeout(slideTimer);
slideTimer = null;
slideDelay = slideStart = 0
}
S.options.onChange(S.getCurrent());
load(true)
};
S.next = function () {
S.change(S.current + 1)
};
S.previous = function () {
S.change(S.current - 1)
};
S.setDimensions = function (height, width, maxHeight, maxWidth, topBottom, leftRight, padding, preserveAspect) {
var originalHeight = height,
originalWidth = width;
var extraHeight = 2 * padding + topBottom;
if (height + extraHeight > maxHeight) {
height = maxHeight - extraHeight
}
var extraWidth = 2 * padding + leftRight;
if (width + extraWidth > maxWidth) {
width = maxWidth - extraWidth
}
var changeHeight = (originalHeight - height) / originalHeight,
changeWidth = (originalWidth - width) / originalWidth,
oversized = (changeHeight > 0 || changeWidth > 0);
if (preserveAspect && oversized) {
if (changeHeight > changeWidth) {
width = Math.round((originalWidth / originalHeight) * height)
} else {
if (changeWidth > changeHeight) {
height = Math.round((originalHeight / originalWidth) * width)
}
}
}
S.dimensions = {
height: height + topBottom,
width: width + leftRight,
innerHeight: height,
innerWidth: width,
top: Math.floor((maxHeight - (height + extraHeight)) / 2 + padding),
left: Math.floor((maxWidth - (width + extraWidth)) / 2 + padding),
oversized: oversized
};
return S.dimensions
};
S.makeGallery = function (obj) {
var gallery = [],
current = -1;
if (typeof obj == "string") {
obj = [obj]
}
if (typeof obj.length == "number") {
each(obj, function (i, o) {
if (o.content) {
gallery[i] = o
} else {
gallery[i] = {
content: o
}
}
});
current = 0
} else {
if (obj.tagName) {
var cacheObj = S.getCache(obj);
obj = cacheObj ? cacheObj : S.makeObject(obj)
}
if (obj.gallery) {
gallery = [];
var o;
for (var key in S.cache) {
o = S.cache[key];
if (o.gallery && o.gallery == obj.gallery) {
if (current == -1 && o.content == obj.content) {
current = gallery.length
}
gallery.push(o)
}
}
if (current == -1) {
gallery.unshift(obj);
current = 0
}
} else {
gallery = [obj];
current = 0
}
}
each(gallery, function (i, o) {
gallery[i] = apply({}, o)
});
return [gallery, current]
};
S.makeObject = function (link, options) {
var obj = {
content: link.href,
title: link.getAttribute("title") || "",
link: link
};
if (options) {
options = apply({}, options);
each(["player", "title", "height", "width", "gallery"], function (i, o) {
if (typeof options[o] != "undefined") {
obj[o] = options[o];
delete options[o]
}
});
obj.options = options
} else {
obj.options = {}
}
if (!obj.player) {
obj.player = S.getPlayer(obj.content)
}
var rel = link.getAttribute("rel");
if (rel) {
var match = rel.match(galleryName);
if (match) {
obj.gallery = escape(match[2])
}
each(rel.split(";"), function (i, p) {
match = p.match(inlineParam);
if (match) {
obj[match[1]] = match[2]
}
})
}
return obj
};
S.getPlayer = function (content) {
if (content.indexOf("#") > -1 && content.indexOf(document.location.href) == 0) {
return "inline"
}
var q = content.indexOf("?");
if (q > -1) {
content = content.substring(0, q)
}
var ext, m = content.match(fileExtension);
if (m) {
ext = m[0].toLowerCase()
}
if (ext) {
if (S.img && S.img.ext.indexOf(ext) > -1) {
return "img"
}
if (S.swf && S.swf.ext.indexOf(ext) > -1) {
return "swf"
}
if (S.flv && S.flv.ext.indexOf(ext) > -1) {
return "flv"
}
if (S.qt && S.qt.ext.indexOf(ext) > -1) {
if (S.wmp && S.wmp.ext.indexOf(ext) > -1) {
return "qtwmp"
} else {
return "qt"
}
}
if (S.wmp && S.wmp.ext.indexOf(ext) > -1) {
return "wmp"
}
}
return "iframe"
};
function filterGallery() {
var err = S.errorInfo,
plugins = S.plugins,
obj, remove, needed, m, format, replace, inlineEl, flashVersion;
for (var i = 0; i < S.gallery.length; ++i) {
obj = S.gallery[i];
remove = false;
needed = null;
switch (obj.player) {
case "flv":
case "swf":
if (!plugins.fla) {
needed = "fla"
}
break;
case "qt":
if (!plugins.qt) {
needed = "qt"
}
break;
case "wmp":
if (S.isMac) {
if (plugins.qt && plugins.f4m) {
obj.player = "qt"
} else {
needed = "qtf4m"
}
} else {
if (!plugins.wmp) {
needed = "wmp"
}
}
break;
case "qtwmp":
if (plugins.qt) {
obj.player = "qt"
} else {
if (plugins.wmp) {
obj.player = "wmp"
} else {
needed = "qtwmp"
}
}
break
}
if (needed) {
if (S.options.handleUnsupported == "link") {
switch (needed) {
case "qtf4m":
format = "shared";
replace = [err.qt.url, err.qt.name, err.f4m.url, err.f4m.name];
break;
case "qtwmp":
format = "either";
replace = [err.qt.url, err.qt.name, err.wmp.url, err.wmp.name];
break;
default:
format = "single";
replace = [err[needed].url, err[needed].name]
}
obj.player = "html";
obj.content = '<div class="sb-message">' + sprintf(S.lang.errors[format], replace) + "</div>"
} else {
remove = true
}
} else {
if (obj.player == "inline") {
m = inlineId.exec(obj.content);
if (m) {
inlineEl = get(m[1]);
if (inlineEl) {
obj.content = inlineEl.innerHTML
} else {
remove = true
}
} else {
remove = true
}
} else {
if (obj.player == "swf" || obj.player == "flv") {
flashVersion = (obj.options && obj.options.flashVersion) || S.options.flashVersion;
if (S.flash && !S.flash.hasFlashPlayerVersion(flashVersion)) {
obj.width = 310;
obj.height = 177
}
}
}
}
if (remove) {
S.gallery.splice(i, 1);
if (i < S.current) {
--S.current
} else {
if (i == S.current) {
S.current = i > 0 ? i - 1 : i
}
}--i
}
}
}
function listenKeys(on) {
if (!S.options.enableKeys) {
return
}(on ? addEvent : removeEvent)(document, "keydown", handleKey)
}
function handleKey(e) {
if (e.metaKey || e.shiftKey || e.altKey || e.ctrlKey) {
return
}
var code = keyCode(e),
handler;
switch (code) {
case 81:
case 88:
case 27:
handler = S.close;
break;
case 37:
handler = S.previous;
break;
case 39:
handler = S.next;
break;
case 32:
handler = typeof slideTimer == "number" ? S.pause : S.play;
break
}
if (handler) {
preventDefault(e);
handler()
}
}
function load(changing) {
listenKeys(false);
var obj = S.getCurrent();
var player = (obj.player == "inline" ? "html" : obj.player);
if (typeof S[player] != "function") {
throw "unknown player " + player
}
if (changing) {
S.player.remove();
S.revertOptions();
S.applyOptions(obj.options || {})
}
S.player = new S[player](obj, S.playerId);
if (S.gallery.length > 1) {
var next = S.gallery[S.current + 1] || S.gallery[0];
if (next.player == "img") {
var a = new Image();
a.src = next.content
}
var prev = S.gallery[S.current - 1] || S.gallery[S.gallery.length - 1];
if (prev.player == "img") {
var b = new Image();
b.src = prev.content
}
}
S.skin.onLoad(changing, waitReady)
}
function waitReady() {
if (!open) {
return
}
if (typeof S.player.ready != "undefined") {
var timer = setInterval(function () {
if (open) {
if (S.player.ready) {
clearInterval(timer);
timer = null;
S.skin.onReady(show)
}
} else {
clearInterval(timer);
timer = null
}
}, 10)
} else {
S.skin.onReady(show)
}
}
function show() {
if (!open) {
return
}
S.player.append(S.skin.body, S.dimensions);
S.skin.onShow(finish)
}
function finish() {
if (!open) {
return
}
if (S.player.onLoad) {
S.player.onLoad()
}
S.options.onFinish(S.getCurrent());
if (!S.isPaused()) {
S.play()
}
listenKeys(true)
}
if (!Array.prototype.indexOf) {
Array.prototype.indexOf = function (obj, from) {
var len = this.length >>> 0;
from = from || 0;
if (from < 0) {
from += len
}
for (; from < len; ++from) {
if (from in this && this[from] === obj) {
return from
}
}
return -1
}
}
function now() {
return (new Date).getTime()
}
function apply(original, extension) {
for (var property in extension) {
original[property] = extension[property]
}
return original
}
function each(obj, callback) {
var i = 0,
len = obj.length;
for (var value = obj[0]; i < len && callback.call(value, i, value) !== false; value = obj[++i]) {}
}
function sprintf(str, replace) {
return str.replace(/\{(\w+?)\}/g, function (match, i) {
return replace[i]
})
}
function noop() {}
function get(id) {
return document.getElementById(id)
}
function remove(el) {
el.parentNode.removeChild(el)
}
var supportsOpacity = true,
supportsFixed = true;
function checkSupport() {
var body = document.body,
div = document.createElement("div");
supportsOpacity = typeof div.style.opacity === "string";
div.style.position = "fixed";
div.style.margin = 0;
div.style.top = "20px";
body.appendChild(div, body.firstChild);
supportsFixed = div.offsetTop == 20;
body.removeChild(div)
}
S.getStyle = (function () {
var opacity = /opacity=([^)]*)/,
getComputedStyle = document.defaultView && document.defaultView.getComputedStyle;
return function (el, style) {
var ret;
if (!supportsOpacity && style == "opacity" && el.currentStyle) {
ret = opacity.test(el.currentStyle.filter || "") ? (parseFloat(RegExp.$1) / 100) + "" : "";
return ret === "" ? "1" : ret
}
if (getComputedStyle) {
var computedStyle = getComputedStyle(el, null);
if (computedStyle) {
ret = computedStyle[style]
}
if (style == "opacity" && ret == "") {
ret = "1"
}
} else {
ret = el.currentStyle[style]
}
return ret
}
})();
S.appendHTML = function (el, html) {
if (el.insertAdjacentHTML) {
el.insertAdjacentHTML("BeforeEnd", html)
} else {
if (el.lastChild) {
var range = el.ownerDocument.createRange();
range.setStartAfter(el.lastChild);
var frag = range.createContextualFragment(html);
el.appendChild(frag)
} else {
el.innerHTML = html
}
}
};
S.getWindowSize = function (dimension) {
if (document.compatMode === "CSS1Compat") {
return document.documentElement["client" + dimension]
}
return document.body["client" + dimension]
};
S.setOpacity = function (el, opacity) {
var style = el.style;
if (supportsOpacity) {
style.opacity = (opacity == 1 ? "" : opacity)
} else {
style.zoom = 1;
if (opacity == 1) {
if (typeof style.filter == "string" && (/alpha/i).test(style.filter)) {
style.filter = style.filter.replace(/\s*[\w\.]*alpha\([^\)]*\);?/gi, "")
}
} else {
style.filter = (style.filter || "").replace(/\s*[\w\.]*alpha\([^\)]*\)/gi, "") + " alpha(opacity=" + (opacity * 100) + ")"
}
}
};
S.clearOpacity = function (el) {
S.setOpacity(el, 1)
};
function getTarget(e) {
var target = e.target ? e.target : e.srcElement;
return target.nodeType == 3 ? target.parentNode : target
}
function getPageXY(e) {
var x = e.pageX || (e.clientX + (document.documentElement.scrollLeft || document.body.scrollLeft)),
y = e.pageY || (e.clientY + (document.documentElement.scrollTop || document.body.scrollTop));
return [x, y]
}
function preventDefault(e) {
e.preventDefault()
}
function keyCode(e) {
return e.which ? e.which : e.keyCode
}
function addEvent(el, type, handler) {
if (el.addEventListener) {
el.addEventListener(type, handler, false)
} else {
if (el.nodeType === 3 || el.nodeType === 8) {
return
}
if (el.setInterval && (el !== window && !el.frameElement)) {
el = window
}
if (!handler.__guid) {
handler.__guid = addEvent.guid++
}
if (!el.events) {
el.events = {}
}
var handlers = el.events[type];
if (!handlers) {
handlers = el.events[type] = {};
if (el["on" + type]) {
handlers[0] = el["on" + type]
}
}
handlers[handler.__guid] = handler;
el["on" + type] = addEvent.handleEvent
}
}
addEvent.guid = 1;
addEvent.handleEvent = function (event) {
var result = true;
event = event || addEvent.fixEvent(((this.ownerDocument || this.document || this).parentWindow || window).event);
var handlers = this.events[event.type];
for (var i in handlers) {
this.__handleEvent = handlers[i];
if (this.__handleEvent(event) === false) {
result = false
}
}
return result
};
addEvent.preventDefault = function () {
this.returnValue = false
};
addEvent.stopPropagation = function () {
this.cancelBubble = true
};
addEvent.fixEvent = function (e) {
e.preventDefault = addEvent.preventDefault;
e.stopPropagation = addEvent.stopPropagation;
return e
};
function removeEvent(el, type, handler) {
if (el.removeEventListener) {
el.removeEventListener(type, handler, false)
} else {
if (el.events && el.events[type]) {
delete el.events[type][handler.__guid]
}
}
}
var loaded = false,
DOMContentLoaded;
if (document.addEventListener) {
DOMContentLoaded = function () {
document.removeEventListener("DOMContentLoaded", DOMContentLoaded, false);
S.load()
}
} else {
if (document.attachEvent) {
DOMContentLoaded = function () {
if (document.readyState === "complete") {
document.detachEvent("onreadystatechange", DOMContentLoaded);
S.load()
}
}
}
}
function doScrollCheck() {
if (loaded) {
return
}
try {
document.documentElement.doScroll("left")
} catch (e) {
setTimeout(doScrollCheck, 1);
return
}
S.load()
}
function bindLoad() {
if (document.readyState === "complete") {
return S.load()
}
if (document.addEventListener) {
document.addEventListener("DOMContentLoaded", DOMContentLoaded, false);
window.addEventListener("load", S.load, false)
} else {
if (document.attachEvent) {
document.attachEvent("onreadystatechange", DOMContentLoaded);
window.attachEvent("onload", S.load);
var topLevel = false;
try {
topLevel = window.frameElement === null
} catch (e) {}
if (document.documentElement.doScroll && topLevel) {
doScrollCheck()
}
}
}
}
S.load = function () {
if (loaded) {
return
}
if (!document.body) {
return setTimeout(S.load, 13)
}
loaded = true;
checkSupport();
S.onReady();
if (!S.options.skipSetup) {
S.setup()
}
S.skin.init()
};
S.plugins = {};
if (navigator.plugins && navigator.plugins.length) {
var names = [];
each(navigator.plugins, function (i, p) {
names.push(p.name)
});
names = names.join(",");
var f4m = names.indexOf("Flip4Mac") > -1;
S.plugins = {
fla: names.indexOf("Shockwave Flash") > -1,
qt: names.indexOf("QuickTime") > -1,
wmp: !f4m && names.indexOf("Windows Media") > -1,
f4m: f4m
}
} else {
var detectPlugin = function (name) {
var axo;
try {
axo = new ActiveXObject(name)
} catch (e) {}
return !!axo
};
S.plugins = {
fla: detectPlugin("ShockwaveFlash.ShockwaveFlash"),
qt: detectPlugin("QuickTime.QuickTime"),
wmp: detectPlugin("wmplayer.ocx"),
f4m: false
}
}
var relAttr = /^(light|shadow)box/i,
expando = "shadowboxCacheKey",
cacheKey = 1;
S.cache = {};
S.select = function (selector) {
var links = [];
if (!selector) {
var rel;
each(document.getElementsByTagName("a"), function (i, el) {
rel = el.getAttribute("rel");
if (rel && relAttr.test(rel)) {
links.push(el)
}
})
} else {
var length = selector.length;
if (length) {
if (typeof selector == "string") {
if (S.find) {
links = S.find(selector)
}
} else {
if (length == 2 && typeof selector[0] == "string" && selector[1].nodeType) {
if (S.find) {
links = S.find(selector[0], selector[1])
}
} else {
for (var i = 0; i < length; ++i) {
links[i] = selector[i]
}
}
}
} else {
links.push(selector)
}
}
return links
};
S.setup = function (selector, options) {
each(S.select(selector), function (i, link) {
S.addCache(link, options)
})
};
S.teardown = function (selector) {
each(S.select(selector), function (i, link) {
S.removeCache(link)
})
};
S.addCache = function (link, options) {
var key = link[expando];
if (key == undefined) {
key = cacheKey++;
link[expando] = key;
addEvent(link, "click", handleClick)
}
S.cache[key] = S.makeObject(link, options)
};
S.removeCache = function (link) {
removeEvent(link, "click", handleClick);
delete S.cache[link[expando]];
link[expando] = null
};
S.getCache = function (link) {
var key = link[expando];
return (key in S.cache && S.cache[key])
};
S.clearCache = function () {
for (var key in S.cache) {
S.removeCache(S.cache[key].link)
}
S.cache = {}
};
function handleClick(e) {
S.open(this);
if (S.gallery.length) {
preventDefault(e)
}
}
/*
* Sizzle CSS Selector Engine - v1.0
* Copyright 2009, The Dojo Foundation
* Released under the MIT, BSD, and GPL Licenses.
* More information: http://sizzlejs.com/
*
* Modified for inclusion in Shadowbox.js
*/
S.find = (function () {
var chunker = /((?:\((?:\([^()]+\)|[^()]+)+\)|\[(?:\[[^[\]]*\]|['"][^'"]*['"]|[^[\]'"]+)+\]|\\.|[^ >+~,(\[\\]+)+|[>+~])(\s*,\s*)?((?:.|\r|\n)*)/g,
done = 0,
toString = Object.prototype.toString,
hasDuplicate = false,
baseHasDuplicate = true;
[0, 0].sort(function () {
baseHasDuplicate = false;
return 0
});
var Sizzle = function (selector, context, results, seed) {
results = results || [];
var origContext = context = context || document;
if (context.nodeType !== 1 && context.nodeType !== 9) {
return []
}
if (!selector || typeof selector !== "string") {
return results
}
var parts = [],
m, set, checkSet, extra, prune = true,
contextXML = isXML(context),
soFar = selector;
while ((chunker.exec(""), m = chunker.exec(soFar)) !== null) {
soFar = m[3];
parts.push(m[1]);
if (m[2]) {
extra = m[3];
break
}
}
if (parts.length > 1 && origPOS.exec(selector)) {
if (parts.length === 2 && Expr.relative[parts[0]]) {
set = posProcess(parts[0] + parts[1], context)
} else {
set = Expr.relative[parts[0]] ? [context] : Sizzle(parts.shift(), context);
while (parts.length) {
selector = parts.shift();
if (Expr.relative[selector]) {
selector += parts.shift()