217 lines
8.5 KiB
JavaScript
217 lines
8.5 KiB
JavaScript
/**
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* SWFObject v2.0: Flash Player detection and embed - http://blog.deconcept.com/swfobject/
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*
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* SWFObject is (c) 2006 Geoff Stearns and is released under the MIT License:
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* http://www.opensource.org/licenses/mit-license.php
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*
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*/
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if(typeof deconcept == "undefined") var deconcept = new Object();
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if(typeof deconcept.util == "undefined") deconcept.util = new Object();
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if(typeof deconcept.SWFObjectUtil == "undefined") deconcept.SWFObjectUtil = new Object();
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deconcept.SWFObject = function(swf, id, w, h, ver, c, quality, xiRedirectUrl, redirectUrl, detectKey) {
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if (!document.getElementById) { return; }
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this.DETECT_KEY = detectKey ? detectKey : 'detectflash';
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this.skipDetect = deconcept.util.getRequestParameter(this.DETECT_KEY);
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this.params = new Object();
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this.variables = new Object();
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this.attributes = new Array();
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if(swf) { this.setAttribute('swf', swf); }
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if(id) { this.setAttribute('id', id); }
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if(w) { this.setAttribute('width', w); }
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if(h) { this.setAttribute('height', h); }
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if(ver) { this.setAttribute('version', new deconcept.PlayerVersion(ver.toString().split("."))); }
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this.installedVer = deconcept.SWFObjectUtil.getPlayerVersion();
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if (!window.opera && document.all && this.installedVer.major > 7) {
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// only add the onunload cleanup if the Flash Player version supports External Interface and we are in IE
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deconcept.SWFObject.doPrepUnload = true;
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}
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if(c) { this.addParam('bgcolor', c); }
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var q = quality ? quality : 'high';
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this.addParam('quality', q);
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this.setAttribute('useExpressInstall', false);
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this.setAttribute('doExpressInstall', false);
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var xir = (xiRedirectUrl) ? xiRedirectUrl : window.location;
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this.setAttribute('xiRedirectUrl', xir);
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this.setAttribute('redirectUrl', '');
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if(redirectUrl) { this.setAttribute('redirectUrl', redirectUrl); }
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}
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deconcept.SWFObject.prototype = {
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useExpressInstall: function(path) {
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this.xiSWFPath = !path ? "expressinstall.swf" : path;
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this.setAttribute('useExpressInstall', true);
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},
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setAttribute: function(name, value){
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this.attributes[name] = value;
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},
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getAttribute: function(name){
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return this.attributes[name];
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},
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addParam: function(name, value){
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this.params[name] = value;
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},
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getParams: function(){
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return this.params;
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},
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addVariable: function(name, value){
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this.variables[name] = value;
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},
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getVariable: function(name){
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return this.variables[name];
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},
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getVariables: function(){
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return this.variables;
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},
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getVariablePairs: function(){
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var variablePairs = new Array();
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var key;
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var variables = this.getVariables();
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for(key in variables){
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variablePairs.push(key +"="+ variables[key]);
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}
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return variablePairs;
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},
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getSWFHTML: function() {
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var swfNode = "";
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if (navigator.plugins && navigator.mimeTypes && navigator.mimeTypes.length) { // netscape plugin architecture
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if (this.getAttribute("doExpressInstall")) {
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this.addVariable("MMplayerType", "PlugIn");
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this.setAttribute('swf', this.xiSWFPath);
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}
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swfNode = '<embed type="application/x-shockwave-flash" src="'+ this.getAttribute('swf') +'" width="'+ this.getAttribute('width') +'" height="'+ this.getAttribute('height') +'"';
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swfNode += ' id="'+ this.getAttribute('id') +'" name="'+ this.getAttribute('id') +'" ';
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var params = this.getParams();
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for(var key in params){ swfNode += [key] +'="'+ params[key] +'" '; }
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var pairs = this.getVariablePairs().join("&");
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if (pairs.length > 0){ swfNode += 'flashvars="'+ pairs +'"'; }
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swfNode += '/>';
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} else { // PC IE
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if (this.getAttribute("doExpressInstall")) {
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this.addVariable("MMplayerType", "ActiveX");
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this.setAttribute('swf', this.xiSWFPath);
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}
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swfNode = '<object id="'+ this.getAttribute('id') +'" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" width="'+ this.getAttribute('width') +'" height="'+ this.getAttribute('height') +'">';
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swfNode += '<param name="movie" value="'+ this.getAttribute('swf') +'" />';
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var params = this.getParams();
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for(var key in params) {
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swfNode += '<param name="'+ key +'" value="'+ params[key] +'" />';
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}
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var pairs = this.getVariablePairs().join("&");
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if(pairs.length > 0) {swfNode += '<param name="flashvars" value="'+ pairs +'" />';}
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swfNode += "</object>";
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}
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return swfNode;
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},
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write: function(elementId){
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if(this.getAttribute('useExpressInstall')) {
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// check to see if we need to do an express install
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var expressInstallReqVer = new deconcept.PlayerVersion([6,0,65]);
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if (this.installedVer.versionIsValid(expressInstallReqVer) && !this.installedVer.versionIsValid(this.getAttribute('version'))) {
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this.setAttribute('doExpressInstall', true);
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this.addVariable("MMredirectURL", escape(this.getAttribute('xiRedirectUrl')));
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document.title = document.title.slice(0, 47) + " - Flash Player Installation";
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this.addVariable("MMdoctitle", document.title);
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}
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}
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if(this.skipDetect || this.getAttribute('doExpressInstall') || this.installedVer.versionIsValid(this.getAttribute('version'))){
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var n = (typeof elementId == 'string') ? document.getElementById(elementId) : elementId;
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n.innerHTML = this.getSWFHTML();
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return true;
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}else{
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if(this.getAttribute('redirectUrl') != "") {
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document.location.replace(this.getAttribute('redirectUrl'));
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}
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}
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return false;
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}
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}
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/* ---- detection functions ---- */
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deconcept.SWFObjectUtil.getPlayerVersion = function(){
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var PlayerVersion = new deconcept.PlayerVersion([0,0,0]);
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if(navigator.plugins && navigator.mimeTypes.length){
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var x = navigator.plugins["Shockwave Flash"];
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if(x && x.description) {
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PlayerVersion = new deconcept.PlayerVersion(x.description.replace(/([a-zA-Z]|\s)+/, "").replace(/(\s+r|\s+b[0-9]+)/, ".").split("."));
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}
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}else{
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// do minor version lookup in IE, but avoid fp6 crashing issues
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// see http://blog.deconcept.com/2006/01/11/getvariable-setvariable-crash-internet-explorer-flash-6/
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try{
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var axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.7");
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}catch(e){
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try {
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var axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.6");
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PlayerVersion = new deconcept.PlayerVersion([6,0,21]);
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axo.AllowScriptAccess = "always"; // throws if player version < 6.0.47 (thanks to Michael Williams @ Adobe for this code)
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} catch(e) {
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if (PlayerVersion.major == 6) {
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return PlayerVersion;
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}
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}
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try {
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axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash");
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} catch(e) {}
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}
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if (axo != null) {
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PlayerVersion = new deconcept.PlayerVersion(axo.GetVariable("$version").split(" ")[1].split(","));
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}
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}
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return PlayerVersion;
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}
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deconcept.PlayerVersion = function(arrVersion){
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this.major = arrVersion[0] != null ? parseInt(arrVersion[0]) : 0;
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this.minor = arrVersion[1] != null ? parseInt(arrVersion[1]) : 0;
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this.rev = arrVersion[2] != null ? parseInt(arrVersion[2]) : 0;
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}
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deconcept.PlayerVersion.prototype.versionIsValid = function(fv){
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if(this.major < fv.major) return false;
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if(this.major > fv.major) return true;
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if(this.minor < fv.minor) return false;
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if(this.minor > fv.minor) return true;
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if(this.rev < fv.rev) return false;
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return true;
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}
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/* ---- get value of query string param ---- */
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deconcept.util = {
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getRequestParameter: function(param) {
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var q = document.location.search || document.location.hash;
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if(q) {
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var pairs = q.substring(1).split("&");
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for (var i=0; i < pairs.length; i++) {
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if (pairs[i].substring(0, pairs[i].indexOf("=")) == param) {
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return pairs[i].substring((pairs[i].indexOf("=")+1));
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}
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}
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}
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return "";
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}
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}
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/* fix for video streaming bug */
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deconcept.SWFObjectUtil.cleanupSWFs = function() {
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var objects = document.getElementsByTagName("OBJECT");
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for (var i=0; i < objects.length; i++) {
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objects[i].style.display = 'none';
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for (var x in objects[i]) {
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if (typeof objects[i][x] == 'function') {
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objects[i][x] = function(){};
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}
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}
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}
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}
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// fixes bug in fp9 see http://blog.deconcept.com/2006/07/28/swfobject-143-released/
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if (deconcept.SWFObject.doPrepUnload) {
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deconcept.SWFObjectUtil.prepUnload = function() {
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__flash_unloadHandler = function(){};
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__flash_savedUnloadHandler = function(){};
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window.attachEvent("onunload", deconcept.SWFObjectUtil.cleanupSWFs);
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}
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window.attachEvent("onbeforeunload", deconcept.SWFObjectUtil.prepUnload);
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}
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/* add Array.push if needed (ie5) */
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if (Array.prototype.push == null) { Array.prototype.push = function(item) { this[this.length] = item; return this.length; }}
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/* add some aliases for ease of use/backwards compatibility */
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var getQueryParamValue = deconcept.util.getRequestParameter;
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var FlashObject = deconcept.SWFObject; // for legacy support
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var SWFObject = deconcept.SWFObject;
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