224 lines
6.6 KiB
JavaScript
224 lines
6.6 KiB
JavaScript
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/*! SWFMini - a SWFObject 2.2 cut down version for webshims
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*
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* based on 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 swfmini = function() {
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var wasRemoved = function(){webshims.error('This method was removed from swfmini');};
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var UNDEF = "undefined",
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OBJECT = "object",
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webshims = window.webshims,
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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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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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isDomLoaded = false,
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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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function callDomLoadFunctions() {
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if (isDomLoaded) { 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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/* 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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}
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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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})();
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}
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}
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function createElement(el) {
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return doc.createElement(el);
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}
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/* Flash Player and SWF content version matching
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*/
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function hasPlayerVersion(rv) {
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var pv = ua.pv, v = rv.split(".");
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v[0] = parseInt(v[0], 10);
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v[1] = parseInt(v[1], 10) || 0; // supports short notation, e.g. "9" instead of "9.0.0"
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v[2] = parseInt(v[2], 10) || 0;
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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;
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}
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webshims.ready('DOM', callDomLoadFunctions);
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webshims.loader.addModule('swfmini-embed', {d: ['swfmini']});
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var loadEmbed = hasPlayerVersion('9.0.0') ?
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function(){
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webshims.loader.loadList(['swfmini-embed']);
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return true;
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} :
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webshims.$.noop
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;
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if(!webshims.support.mediaelement){
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loadEmbed();
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} else {
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webshims.ready('WINDOWLOAD', loadEmbed);
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}
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return {
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/* Public API
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- Reference: http://code.google.com/p/swfobject/wiki/documentation
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*/
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registerObject: wasRemoved,
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getObjectById: wasRemoved,
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embedSWF: function(swfUrlStr, replaceElemIdStr, widthStr, heightStr, swfVersionStr, xiSwfUrlStr, flashvarsObj, parObj, attObj, callbackFn) {
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var args = arguments;
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if(loadEmbed()){
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webshims.ready('swfmini-embed', function(){
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swfmini.embedSWF.apply(swfmini, args);
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});
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} else if(callbackFn) {
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callbackFn({success:false, id:replaceElemIdStr});
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}
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},
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switchOffAutoHideShow: function() {
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autoHideShow = false;
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},
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ua: ua,
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getFlashPlayerVersion: function() {
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return { major:ua.pv[0], minor:ua.pv[1], release:ua.pv[2] };
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},
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hasFlashPlayerVersion: hasPlayerVersion,
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createSWF: function(attObj, parObj, replaceElemIdStr) {
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if (ua.w3) {
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return createSWF(attObj, parObj, replaceElemIdStr);
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}
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else {
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return undefined;
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}
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},
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showExpressInstall: wasRemoved,
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removeSWF: wasRemoved,
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createCSS: wasRemoved,
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addDomLoadEvent: addDomLoadEvent,
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addLoadEvent: wasRemoved,
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// For internal usage only
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expressInstallCallback: wasRemoved
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};
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}();
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webshims.isReady('swfmini', true);
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