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778 lines
25 KiB
778 lines
25 KiB
1 month ago
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/*! SWFObject v2.2 <http://code.google.com/p/swfobject/>
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is released under the MIT License <http://www.opensource.org/licenses/mit-license.php>
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*/
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var swfobject = function() {
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var UNDEF = "undefined",
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OBJECT = "object",
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SHOCKWAVE_FLASH = "Shockwave Flash",
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SHOCKWAVE_FLASH_AX = "ShockwaveFlash.ShockwaveFlash",
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FLASH_MIME_TYPE = "application/x-shockwave-flash",
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EXPRESS_INSTALL_ID = "SWFObjectExprInst",
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ON_READY_STATE_CHANGE = "onreadystatechange",
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win = window,
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doc = document,
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nav = navigator,
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plugin = false,
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domLoadFnArr = [main],
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regObjArr = [],
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objIdArr = [],
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listenersArr = [],
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storedAltContent,
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storedAltContentId,
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storedCallbackFn,
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storedCallbackObj,
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isDomLoaded = false,
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isExpressInstallActive = false,
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dynamicStylesheet,
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dynamicStylesheetMedia,
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autoHideShow = true,
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/* Centralized function for browser feature detection
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- User agent string detection is only used when no good alternative is possible
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- Is executed directly for optimal performance
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*/
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ua = function() {
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var w3cdom = typeof doc.getElementById != UNDEF && typeof doc.getElementsByTagName != UNDEF && typeof doc.createElement != UNDEF,
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u = nav.userAgent.toLowerCase(),
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p = nav.platform.toLowerCase(),
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windows = p ? /win/.test(p) : /win/.test(u),
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mac = p ? /mac/.test(p) : /mac/.test(u),
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webkit = /webkit/.test(u) ? parseFloat(u.replace(/^.*webkit\/(\d+(\.\d+)?).*$/, "$1")) : false, // returns either the webkit version or false if not webkit
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ie = !+"\v1", // feature detection based on Andrea Giammarchi's solution: http://webreflection.blogspot.com/2009/01/32-bytes-to-know-if-your-browser-is-ie.html
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playerVersion = [0,0,0],
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d = null;
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if (typeof nav.plugins != UNDEF && typeof nav.plugins[SHOCKWAVE_FLASH] == OBJECT) {
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d = nav.plugins[SHOCKWAVE_FLASH].description;
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if (d && !(typeof nav.mimeTypes != UNDEF && nav.mimeTypes[FLASH_MIME_TYPE] && !nav.mimeTypes[FLASH_MIME_TYPE].enabledPlugin)) { // navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin indicates whether plug-ins are enabled or disabled in Safari 3+
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plugin = true;
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ie = false; // cascaded feature detection for Internet Explorer
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d = d.replace(/^.*\s+(\S+\s+\S+$)/, "$1");
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playerVersion[0] = parseInt(d.replace(/^(.*)\..*$/, "$1"), 10);
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playerVersion[1] = parseInt(d.replace(/^.*\.(.*)\s.*$/, "$1"), 10);
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playerVersion[2] = /[a-zA-Z]/.test(d) ? parseInt(d.replace(/^.*[a-zA-Z]+(.*)$/, "$1"), 10) : 0;
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}
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}
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else if (typeof win.ActiveXObject != UNDEF) {
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try {
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var a = new ActiveXObject(SHOCKWAVE_FLASH_AX);
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if (a) { // a will return null when ActiveX is disabled
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d = a.GetVariable("$version");
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if (d) {
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ie = true; // cascaded feature detection for Internet Explorer
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d = d.split(" ")[1].split(",");
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playerVersion = [parseInt(d[0], 10), parseInt(d[1], 10), parseInt(d[2], 10)];
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}
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}
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}
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catch(e) {}
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}
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return { w3:w3cdom, pv:playerVersion, wk:webkit, ie:ie, win:windows, mac:mac };
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}(),
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/* Cross-browser onDomLoad
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- Will fire an event as soon as the DOM of a web page is loaded
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- Internet Explorer workaround based on Diego Perini's solution: http://javascript.nwbox.com/IEContentLoaded/
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- Regular onload serves as fallback
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*/
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onDomLoad = function() {
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if (!ua.w3) { return; }
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if ((typeof doc.readyState != UNDEF && doc.readyState == "complete") || (typeof doc.readyState == UNDEF && (doc.getElementsByTagName("body")[0] || doc.body))) { // function is fired after onload, e.g. when script is inserted dynamically
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callDomLoadFunctions();
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}
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if (!isDomLoaded) {
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if (typeof doc.addEventListener != UNDEF) {
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doc.addEventListener("DOMContentLoaded", callDomLoadFunctions, false);
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}
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if (ua.ie && ua.win) {
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doc.attachEvent(ON_READY_STATE_CHANGE, function() {
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if (doc.readyState == "complete") {
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doc.detachEvent(ON_READY_STATE_CHANGE, arguments.callee);
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callDomLoadFunctions();
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}
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});
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if (win == top) { // if not inside an iframe
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(function(){
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if (isDomLoaded) { return; }
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try {
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doc.documentElement.doScroll("left");
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}
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catch(e) {
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setTimeout(arguments.callee, 0);
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return;
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}
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callDomLoadFunctions();
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})();
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}
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}
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if (ua.wk) {
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(function(){
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if (isDomLoaded) { return; }
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if (!/loaded|complete/.test(doc.readyState)) {
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setTimeout(arguments.callee, 0);
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return;
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}
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callDomLoadFunctions();
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})();
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}
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addLoadEvent(callDomLoadFunctions);
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}
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}();
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function callDomLoadFunctions() {
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if (isDomLoaded) { return; }
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try { // test if we can really add/remove elements to/from the DOM; we don't want to fire it too early
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var t = doc.getElementsByTagName("body")[0].appendChild(createElement("span"));
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t.parentNode.removeChild(t);
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}
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catch (e) { return; }
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isDomLoaded = true;
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var dl = domLoadFnArr.length;
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for (var i = 0; i < dl; i++) {
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domLoadFnArr[i]();
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}
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}
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function addDomLoadEvent(fn) {
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if (isDomLoaded) {
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fn();
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}
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else {
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domLoadFnArr[domLoadFnArr.length] = fn; // Array.push() is only available in IE5.5+
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}
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}
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/* Cross-browser onload
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- Based on James Edwards' solution: http://brothercake.com/site/resources/scripts/onload/
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- Will fire an event as soon as a web page including all of its assets are loaded
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*/
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function addLoadEvent(fn) {
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if (typeof win.addEventListener != UNDEF) {
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win.addEventListener("load", fn, false);
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}
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else if (typeof doc.addEventListener != UNDEF) {
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doc.addEventListener("load", fn, false);
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}
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else if (typeof win.attachEvent != UNDEF) {
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addListener(win, "onload", fn);
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}
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else if (typeof win.onload == "function") {
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var fnOld = win.onload;
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win.onload = function() {
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fnOld();
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fn();
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};
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}
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else {
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win.onload = fn;
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}
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}
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/* Main function
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- Will preferably execute onDomLoad, otherwise onload (as a fallback)
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*/
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function main() {
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if (plugin) {
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testPlayerVersion();
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}
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else {
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matchVersions();
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}
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}
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/* Detect the Flash Player version for non-Internet Explorer browsers
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- Detecting the plug-in version via the object element is more precise than using the plugins collection item's description:
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a. Both release and build numbers can be detected
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b. Avoid wrong descriptions by corrupt installers provided by Adobe
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c. Avoid wrong descriptions by multiple Flash Player entries in the plugin Array, caused by incorrect browser imports
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- Disadvantage of this method is that it depends on the availability of the DOM, while the plugins collection is immediately available
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*/
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function testPlayerVersion() {
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var b = doc.getElementsByTagName("body")[0];
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var o = createElement(OBJECT);
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o.setAttribute("type", FLASH_MIME_TYPE);
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var t = b.appendChild(o);
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if (t) {
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var counter = 0;
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(function(){
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if (typeof t.GetVariable != UNDEF) {
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var d = t.GetVariable("$version");
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if (d) {
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d = d.split(" ")[1].split(",");
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ua.pv = [parseInt(d[0], 10), parseInt(d[1], 10), parseInt(d[2], 10)];
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}
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}
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else if (counter < 10) {
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counter++;
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setTimeout(arguments.callee, 10);
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return;
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}
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b.removeChild(o);
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t = null;
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matchVersions();
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})();
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}
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else {
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matchVersions();
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}
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}
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/* Perform Flash Player and SWF version matching; static publishing only
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*/
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function matchVersions() {
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var rl = regObjArr.length;
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if (rl > 0) {
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for (var i = 0; i < rl; i++) { // for each registered object element
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var id = regObjArr[i].id;
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var cb = regObjArr[i].callbackFn;
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var cbObj = {success:false, id:id};
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if (ua.pv[0] > 0) {
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var obj = getElementById(id);
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if (obj) {
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if (hasPlayerVersion(regObjArr[i].swfVersion) && !(ua.wk && ua.wk < 312)) { // Flash Player version >= published SWF version: Houston, we have a match!
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setVisibility(id, true);
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if (cb) {
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cbObj.success = true;
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cbObj.ref = getObjectById(id);
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cb(cbObj);
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}
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}
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else if (regObjArr[i].expressInstall && canExpressInstall()) { // show the Adobe Express Install dialog if set by the web page author and if supported
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var att = {};
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att.data = regObjArr[i].expressInstall;
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att.width = obj.getAttribute("width") || "0";
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att.height = obj.getAttribute("height") || "0";
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if (obj.getAttribute("class")) { att.styleclass = obj.getAttribute("class"); }
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if (obj.getAttribute("align")) { att.align = obj.getAttribute("align"); }
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// parse HTML object param element's name-value pairs
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var par = {};
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var p = obj.getElementsByTagName("param");
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var pl = p.length;
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for (var j = 0; j < pl; j++) {
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if (p[j].getAttribute("name").toLowerCase() != "movie") {
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par[p[j].getAttribute("name")] = p[j].getAttribute("value");
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}
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}
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showExpressInstall(att, par, id, cb);
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}
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else { // Flash Player and SWF version mismatch or an older Webkit engine that ignores the HTML object element's nested param elements: display alternative content instead of SWF
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displayAltContent(obj);
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if (cb) { cb(cbObj); }
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}
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}
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}
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else { // if no Flash Player is installed or the fp version cannot be detected we let the HTML object element do its job (either show a SWF or alternative content)
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setVisibility(id, true);
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if (cb) {
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var o = getObjectById(id); // test whether there is an HTML object element or not
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if (o && typeof o.SetVariable != UNDEF) {
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cbObj.success = true;
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cbObj.ref = o;
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}
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cb(cbObj);
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}
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}
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}
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}
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}
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function getObjectById(objectIdStr) {
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var r = null;
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var o = getElementById(objectIdStr);
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if (o && o.nodeName == "OBJECT") {
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if (typeof o.SetVariable != UNDEF) {
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r = o;
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}
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else {
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var n = o.getElementsByTagName(OBJECT)[0];
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if (n) {
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r = n;
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}
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}
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}
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return r;
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}
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/* Requirements for Adobe Express Install
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- only one instance can be active at a time
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- fp 6.0.65 or higher
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- Win/Mac OS only
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- no Webkit engines older than version 312
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*/
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function canExpressInstall() {
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return !isExpressInstallActive && hasPlayerVersion("6.0.65") && (ua.win || ua.mac) && !(ua.wk && ua.wk < 312);
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}
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/* Show the Adobe Express Install dialog
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- Reference: http://www.adobe.com/cfusion/knowledgebase/index.cfm?id=6a253b75
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*/
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function showExpressInstall(att, par, replaceElemIdStr, callbackFn) {
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isExpressInstallActive = true;
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storedCallbackFn = callbackFn || null;
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storedCallbackObj = {success:false, id:replaceElemIdStr};
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var obj = getElementById(replaceElemIdStr);
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if (obj) {
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if (obj.nodeName == "OBJECT") { // static publishing
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storedAltContent = abstractAltContent(obj);
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storedAltContentId = null;
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}
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else { // dynamic publishing
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storedAltContent = obj;
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storedAltContentId = replaceElemIdStr;
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}
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att.id = EXPRESS_INSTALL_ID;
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if (typeof att.width == UNDEF || (!/%$/.test(att.width) && parseInt(att.width, 10) < 310)) { att.width = "310"; }
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if (typeof att.height == UNDEF || (!/%$/.test(att.height) && parseInt(att.height, 10) < 137)) { att.height = "137"; }
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doc.title = doc.title.slice(0, 47) + " - Flash Player Installation";
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var pt = ua.ie && ua.win ? "ActiveX" : "PlugIn",
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fv = "MMredirectURL=" + encodeURI(window.location).toString().replace(/&/g,"%26") + "&MMplayerType=" + pt + "&MMdoctitle=" + doc.title;
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if (typeof par.flashvars != UNDEF) {
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par.flashvars += "&" + fv;
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}
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else {
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par.flashvars = fv;
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}
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// IE only: when a SWF is loading (AND: not available in cache) wait for the readyState of the object element to become 4 before removing it,
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// because you cannot properly cancel a loading SWF file without breaking browser load references, also obj.onreadystatechange doesn't work
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if (ua.ie && ua.win && obj.readyState != 4) {
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var newObj = createElement("div");
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replaceElemIdStr += "SWFObjectNew";
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newObj.setAttribute("id", replaceElemIdStr);
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obj.parentNode.insertBefore(newObj, obj); // insert placeholder div that will be replaced by the object element that loads expressinstall.swf
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obj.style.display = "none";
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(function(){
|
||
|
|
if (obj.readyState == 4) {
|
||
|
|
obj.parentNode.removeChild(obj);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
setTimeout(arguments.callee, 10);
|
||
|
|
}
|
||
|
|
})();
|
||
|
|
}
|
||
|
|
createSWF(att, par, replaceElemIdStr);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Functions to abstract and display alternative content
|
||
|
|
*/
|
||
|
|
function displayAltContent(obj) {
|
||
|
|
if (ua.ie && ua.win && obj.readyState != 4) {
|
||
|
|
// IE only: when a SWF is loading (AND: not available in cache) wait for the readyState of the object element to become 4 before removing it,
|
||
|
|
// because you cannot properly cancel a loading SWF file without breaking browser load references, also obj.onreadystatechange doesn't work
|
||
|
|
var el = createElement("div");
|
||
|
|
obj.parentNode.insertBefore(el, obj); // insert placeholder div that will be replaced by the alternative content
|
||
|
|
el.parentNode.replaceChild(abstractAltContent(obj), el);
|
||
|
|
obj.style.display = "none";
|
||
|
|
(function(){
|
||
|
|
if (obj.readyState == 4) {
|
||
|
|
obj.parentNode.removeChild(obj);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
setTimeout(arguments.callee, 10);
|
||
|
|
}
|
||
|
|
})();
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
obj.parentNode.replaceChild(abstractAltContent(obj), obj);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function abstractAltContent(obj) {
|
||
|
|
var ac = createElement("div");
|
||
|
|
if (ua.win && ua.ie) {
|
||
|
|
ac.innerHTML = obj.innerHTML;
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
var nestedObj = obj.getElementsByTagName(OBJECT)[0];
|
||
|
|
if (nestedObj) {
|
||
|
|
var c = nestedObj.childNodes;
|
||
|
|
if (c) {
|
||
|
|
var cl = c.length;
|
||
|
|
for (var i = 0; i < cl; i++) {
|
||
|
|
if (!(c[i].nodeType == 1 && c[i].nodeName == "PARAM") && !(c[i].nodeType == 8)) {
|
||
|
|
ac.appendChild(c[i].cloneNode(true));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return ac;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Cross-browser dynamic SWF creation
|
||
|
|
*/
|
||
|
|
function createSWF(attObj, parObj, id) {
|
||
|
|
var r, el = getElementById(id);
|
||
|
|
if (ua.wk && ua.wk < 312) { return r; }
|
||
|
|
if (el) {
|
||
|
|
if (typeof attObj.id == UNDEF) { // if no 'id' is defined for the object element, it will inherit the 'id' from the alternative content
|
||
|
|
attObj.id = id;
|
||
|
|
}
|
||
|
|
if (ua.ie && ua.win) { // Internet Explorer + the HTML object element + W3C DOM methods do not combine: fall back to outerHTML
|
||
|
|
var att = "";
|
||
|
|
for (var i in attObj) {
|
||
|
|
if (attObj[i] != Object.prototype[i]) { // filter out prototype additions from other potential libraries
|
||
|
|
if (i.toLowerCase() == "data") {
|
||
|
|
parObj.movie = attObj[i];
|
||
|
|
}
|
||
|
|
else if (i.toLowerCase() == "styleclass") { // 'class' is an ECMA4 reserved keyword
|
||
|
|
att += ' class="' + attObj[i] + '"';
|
||
|
|
}
|
||
|
|
else if (i.toLowerCase() != "classid") {
|
||
|
|
att += ' ' + i + '="' + attObj[i] + '"';
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
var par = "";
|
||
|
|
for (var j in parObj) {
|
||
|
|
if (parObj[j] != Object.prototype[j]) { // filter out prototype additions from other potential libraries
|
||
|
|
par += '<param name="' + j + '" value="' + parObj[j] + '" />';
|
||
|
|
}
|
||
|
|
}
|
||
|
|
el.outerHTML = '<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"' + att + '>' + par + '</object>';
|
||
|
|
objIdArr[objIdArr.length] = attObj.id; // stored to fix object 'leaks' on unload (dynamic publishing only)
|
||
|
|
r = getElementById(attObj.id);
|
||
|
|
}
|
||
|
|
else { // well-behaving browsers
|
||
|
|
var o = createElement(OBJECT);
|
||
|
|
o.setAttribute("type", FLASH_MIME_TYPE);
|
||
|
|
for (var m in attObj) {
|
||
|
|
if (attObj[m] != Object.prototype[m]) { // filter out prototype additions from other potential libraries
|
||
|
|
if (m.toLowerCase() == "styleclass") { // 'class' is an ECMA4 reserved keyword
|
||
|
|
o.setAttribute("class", attObj[m]);
|
||
|
|
}
|
||
|
|
else if (m.toLowerCase() != "classid") { // filter out IE specific attribute
|
||
|
|
o.setAttribute(m, attObj[m]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
for (var n in parObj) {
|
||
|
|
if (parObj[n] != Object.prototype[n] && n.toLowerCase() != "movie") { // filter out prototype additions from other potential libraries and IE specific param element
|
||
|
|
createObjParam(o, n, parObj[n]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
el.parentNode.replaceChild(o, el);
|
||
|
|
r = o;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return r;
|
||
|
|
}
|
||
|
|
|
||
|
|
function createObjParam(el, pName, pValue) {
|
||
|
|
var p = createElement("param");
|
||
|
|
p.setAttribute("name", pName);
|
||
|
|
p.setAttribute("value", pValue);
|
||
|
|
el.appendChild(p);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Cross-browser SWF removal
|
||
|
|
- Especially needed to safely and completely remove a SWF in Internet Explorer
|
||
|
|
*/
|
||
|
|
function removeSWF(id) {
|
||
|
|
var obj = getElementById(id);
|
||
|
|
if (obj && obj.nodeName == "OBJECT") {
|
||
|
|
if (ua.ie && ua.win) {
|
||
|
|
obj.style.display = "none";
|
||
|
|
(function(){
|
||
|
|
if (obj.readyState == 4) {
|
||
|
|
removeObjectInIE(id);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
setTimeout(arguments.callee, 10);
|
||
|
|
}
|
||
|
|
})();
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
obj.parentNode.removeChild(obj);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function removeObjectInIE(id) {
|
||
|
|
var obj = getElementById(id);
|
||
|
|
if (obj) {
|
||
|
|
for (var i in obj) {
|
||
|
|
if (typeof obj[i] == "function") {
|
||
|
|
obj[i] = null;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
obj.parentNode.removeChild(obj);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Functions to optimize JavaScript compression
|
||
|
|
*/
|
||
|
|
function getElementById(id) {
|
||
|
|
var el = null;
|
||
|
|
try {
|
||
|
|
el = doc.getElementById(id);
|
||
|
|
}
|
||
|
|
catch (e) {}
|
||
|
|
return el;
|
||
|
|
}
|
||
|
|
|
||
|
|
function createElement(el) {
|
||
|
|
return doc.createElement(el);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Updated attachEvent function for Internet Explorer
|
||
|
|
- Stores attachEvent information in an Array, so on unload the detachEvent functions can be called to avoid memory leaks
|
||
|
|
*/
|
||
|
|
function addListener(target, eventType, fn) {
|
||
|
|
target.attachEvent(eventType, fn);
|
||
|
|
listenersArr[listenersArr.length] = [target, eventType, fn];
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Flash Player and SWF content version matching
|
||
|
|
*/
|
||
|
|
function hasPlayerVersion(rv) {
|
||
|
|
var pv = ua.pv, v = rv.split(".");
|
||
|
|
v[0] = parseInt(v[0], 10);
|
||
|
|
v[1] = parseInt(v[1], 10) || 0; // supports short notation, e.g. "9" instead of "9.0.0"
|
||
|
|
v[2] = parseInt(v[2], 10) || 0;
|
||
|
|
return (pv[0] > v[0] || (pv[0] == v[0] && pv[1] > v[1]) || (pv[0] == v[0] && pv[1] == v[1] && pv[2] >= v[2])) ? true : false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Cross-browser dynamic CSS creation
|
||
|
|
- Based on Bobby van der Sluis' solution: http://www.bobbyvandersluis.com/articles/dynamicCSS.php
|
||
|
|
*/
|
||
|
|
function createCSS(sel, decl, media, newStyle) {
|
||
|
|
if (ua.ie && ua.mac) { return; }
|
||
|
|
var h = doc.getElementsByTagName("head")[0];
|
||
|
|
if (!h) { return; } // to also support badly authored HTML pages that lack a head element
|
||
|
|
var m = (media && typeof media == "string") ? media : "screen";
|
||
|
|
if (newStyle) {
|
||
|
|
dynamicStylesheet = null;
|
||
|
|
dynamicStylesheetMedia = null;
|
||
|
|
}
|
||
|
|
if (!dynamicStylesheet || dynamicStylesheetMedia != m) {
|
||
|
|
// create dynamic stylesheet + get a global reference to it
|
||
|
|
var s = createElement("style");
|
||
|
|
s.setAttribute("type", "text/css");
|
||
|
|
s.setAttribute("media", m);
|
||
|
|
dynamicStylesheet = h.appendChild(s);
|
||
|
|
if (ua.ie && ua.win && typeof doc.styleSheets != UNDEF && doc.styleSheets.length > 0) {
|
||
|
|
dynamicStylesheet = doc.styleSheets[doc.styleSheets.length - 1];
|
||
|
|
}
|
||
|
|
dynamicStylesheetMedia = m;
|
||
|
|
}
|
||
|
|
// add style rule
|
||
|
|
if (ua.ie && ua.win) {
|
||
|
|
if (dynamicStylesheet && typeof dynamicStylesheet.addRule == OBJECT) {
|
||
|
|
dynamicStylesheet.addRule(sel, decl);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
if (dynamicStylesheet && typeof doc.createTextNode != UNDEF) {
|
||
|
|
dynamicStylesheet.appendChild(doc.createTextNode(sel + " {" + decl + "}"));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function setVisibility(id, isVisible) {
|
||
|
|
if (!autoHideShow) { return; }
|
||
|
|
var v = isVisible ? "visible" : "hidden";
|
||
|
|
if (isDomLoaded && getElementById(id)) {
|
||
|
|
getElementById(id).style.visibility = v;
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
createCSS("#" + id, "visibility:" + v);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Filter to avoid XSS attacks
|
||
|
|
*/
|
||
|
|
function urlEncodeIfNecessary(s) {
|
||
|
|
var regex = /[\\\"<>\.;]/;
|
||
|
|
var hasBadChars = regex.exec(s) != null;
|
||
|
|
return hasBadChars && typeof encodeURIComponent != UNDEF ? encodeURIComponent(s) : s;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Release memory to avoid memory leaks caused by closures, fix hanging audio/video threads and force open sockets/NetConnections to disconnect (Internet Explorer only)
|
||
|
|
*/
|
||
|
|
var cleanup = function() {
|
||
|
|
if (ua.ie && ua.win) {
|
||
|
|
window.attachEvent("onunload", function() {
|
||
|
|
// remove listeners to avoid memory leaks
|
||
|
|
var ll = listenersArr.length;
|
||
|
|
for (var i = 0; i < ll; i++) {
|
||
|
|
listenersArr[i][0].detachEvent(listenersArr[i][1], listenersArr[i][2]);
|
||
|
|
}
|
||
|
|
// cleanup dynamically embedded objects to fix audio/video threads and force open sockets and NetConnections to disconnect
|
||
|
|
var il = objIdArr.length;
|
||
|
|
for (var j = 0; j < il; j++) {
|
||
|
|
removeSWF(objIdArr[j]);
|
||
|
|
}
|
||
|
|
// cleanup library's main closures to avoid memory leaks
|
||
|
|
for (var k in ua) {
|
||
|
|
ua[k] = null;
|
||
|
|
}
|
||
|
|
ua = null;
|
||
|
|
for (var l in swfobject) {
|
||
|
|
swfobject[l] = null;
|
||
|
|
}
|
||
|
|
swfobject = null;
|
||
|
|
});
|
||
|
|
}
|
||
|
|
}();
|
||
|
|
|
||
|
|
return {
|
||
|
|
/* Public API
|
||
|
|
- Reference: http://code.google.com/p/swfobject/wiki/documentation
|
||
|
|
*/
|
||
|
|
registerObject: function(objectIdStr, swfVersionStr, xiSwfUrlStr, callbackFn) {
|
||
|
|
if (ua.w3 && objectIdStr && swfVersionStr) {
|
||
|
|
var regObj = {};
|
||
|
|
regObj.id = objectIdStr;
|
||
|
|
regObj.swfVersion = swfVersionStr;
|
||
|
|
regObj.expressInstall = xiSwfUrlStr;
|
||
|
|
regObj.callbackFn = callbackFn;
|
||
|
|
regObjArr[regObjArr.length] = regObj;
|
||
|
|
setVisibility(objectIdStr, false);
|
||
|
|
}
|
||
|
|
else if (callbackFn) {
|
||
|
|
callbackFn({success:false, id:objectIdStr});
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
getObjectById: function(objectIdStr) {
|
||
|
|
if (ua.w3) {
|
||
|
|
return getObjectById(objectIdStr);
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
embedSWF: function(swfUrlStr, replaceElemIdStr, widthStr, heightStr, swfVersionStr, xiSwfUrlStr, flashvarsObj, parObj, attObj, callbackFn) {
|
||
|
|
var callbackObj = {success:false, id:replaceElemIdStr};
|
||
|
|
if (ua.w3 && !(ua.wk && ua.wk < 312) && swfUrlStr && replaceElemIdStr && widthStr && heightStr && swfVersionStr) {
|
||
|
|
setVisibility(replaceElemIdStr, false);
|
||
|
|
addDomLoadEvent(function() {
|
||
|
|
widthStr += ""; // auto-convert to string
|
||
|
|
heightStr += "";
|
||
|
|
var att = {};
|
||
|
|
if (attObj && typeof attObj === OBJECT) {
|
||
|
|
for (var i in attObj) { // copy object to avoid the use of references, because web authors often reuse attObj for multiple SWFs
|
||
|
|
att[i] = attObj[i];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
att.data = swfUrlStr;
|
||
|
|
att.width = widthStr;
|
||
|
|
att.height = heightStr;
|
||
|
|
var par = {};
|
||
|
|
if (parObj && typeof parObj === OBJECT) {
|
||
|
|
for (var j in parObj) { // copy object to avoid the use of references, because web authors often reuse parObj for multiple SWFs
|
||
|
|
par[j] = parObj[j];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (flashvarsObj && typeof flashvarsObj === OBJECT) {
|
||
|
|
for (var k in flashvarsObj) { // copy object to avoid the use of references, because web authors often reuse flashvarsObj for multiple SWFs
|
||
|
|
if (typeof par.flashvars != UNDEF) {
|
||
|
|
par.flashvars += "&" + k + "=" + flashvarsObj[k];
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
par.flashvars = k + "=" + flashvarsObj[k];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (hasPlayerVersion(swfVersionStr)) { // create SWF
|
||
|
|
var obj = createSWF(att, par, replaceElemIdStr);
|
||
|
|
if (att.id == replaceElemIdStr) {
|
||
|
|
setVisibility(replaceElemIdStr, true);
|
||
|
|
}
|
||
|
|
callbackObj.success = true;
|
||
|
|
callbackObj.ref = obj;
|
||
|
|
}
|
||
|
|
else if (xiSwfUrlStr && canExpressInstall()) { // show Adobe Express Install
|
||
|
|
att.data = xiSwfUrlStr;
|
||
|
|
showExpressInstall(att, par, replaceElemIdStr, callbackFn);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
else { // show alternative content
|
||
|
|
setVisibility(replaceElemIdStr, true);
|
||
|
|
}
|
||
|
|
if (callbackFn) { callbackFn(callbackObj); }
|
||
|
|
});
|
||
|
|
}
|
||
|
|
else if (callbackFn) { callbackFn(callbackObj); }
|
||
|
|
},
|
||
|
|
|
||
|
|
switchOffAutoHideShow: function() {
|
||
|
|
autoHideShow = false;
|
||
|
|
},
|
||
|
|
|
||
|
|
ua: ua,
|
||
|
|
|
||
|
|
getFlashPlayerVersion: function() {
|
||
|
|
return { major:ua.pv[0], minor:ua.pv[1], release:ua.pv[2] };
|
||
|
|
},
|
||
|
|
|
||
|
|
hasFlashPlayerVersion: hasPlayerVersion,
|
||
|
|
|
||
|
|
createSWF: function(attObj, parObj, replaceElemIdStr) {
|
||
|
|
if (ua.w3) {
|
||
|
|
return createSWF(attObj, parObj, replaceElemIdStr);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
return undefined;
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
showExpressInstall: function(att, par, replaceElemIdStr, callbackFn) {
|
||
|
|
if (ua.w3 && canExpressInstall()) {
|
||
|
|
showExpressInstall(att, par, replaceElemIdStr, callbackFn);
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
removeSWF: function(objElemIdStr) {
|
||
|
|
if (ua.w3) {
|
||
|
|
removeSWF(objElemIdStr);
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
createCSS: function(selStr, declStr, mediaStr, newStyleBoolean) {
|
||
|
|
if (ua.w3) {
|
||
|
|
createCSS(selStr, declStr, mediaStr, newStyleBoolean);
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
addDomLoadEvent: addDomLoadEvent,
|
||
|
|
|
||
|
|
addLoadEvent: addLoadEvent,
|
||
|
|
|
||
|
|
getQueryParamValue: function(param) {
|
||
|
|
var q = doc.location.search || doc.location.hash;
|
||
|
|
if (q) {
|
||
|
|
if (/\?/.test(q)) { q = q.split("?")[1]; } // strip question mark
|
||
|
|
if (param == null) {
|
||
|
|
return urlEncodeIfNecessary(q);
|
||
|
|
}
|
||
|
|
var pairs = q.split("&");
|
||
|
|
for (var i = 0; i < pairs.length; i++) {
|
||
|
|
if (pairs[i].substring(0, pairs[i].indexOf("=")) == param) {
|
||
|
|
return urlEncodeIfNecessary(pairs[i].substring((pairs[i].indexOf("=") + 1)));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return "";
|
||
|
|
},
|
||
|
|
|
||
|
|
// For internal usage only
|
||
|
|
expressInstallCallback: function() {
|
||
|
|
if (isExpressInstallActive) {
|
||
|
|
var obj = getElementById(EXPRESS_INSTALL_ID);
|
||
|
|
if (obj && storedAltContent) {
|
||
|
|
obj.parentNode.replaceChild(storedAltContent, obj);
|
||
|
|
if (storedAltContentId) {
|
||
|
|
setVisibility(storedAltContentId, true);
|
||
|
|
if (ua.ie && ua.win) { storedAltContent.style.display = "block"; }
|
||
|
|
}
|
||
|
|
if (storedCallbackFn) { storedCallbackFn(storedCallbackObj); }
|
||
|
|
}
|
||
|
|
isExpressInstallActive = false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
};
|
||
|
|
}();
|