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Posted to commits@openmeetings.apache.org by so...@apache.org on 2016/07/13 05:35:17 UTC
svn commit: r1752366 [2/2] - in /openmeetings/application:
branches/3.1.x/openmeetings-web/src/main/webapp/js/history.js
branches/3.2.x/openmeetings-web/src/main/webapp/js/history.js
trunk/openmeetings-web/src/main/webapp/js/history.js
Modified: openmeetings/application/trunk/openmeetings-web/src/main/webapp/js/history.js
URL: http://svn.apache.org/viewvc/openmeetings/application/trunk/openmeetings-web/src/main/webapp/js/history.js?rev=1752366&r1=1752365&r2=1752366&view=diff
==============================================================================
--- openmeetings/application/trunk/openmeetings-web/src/main/webapp/js/history.js (original)
+++ openmeetings/application/trunk/openmeetings-web/src/main/webapp/js/history.js Wed Jul 13 05:35:16 2016
@@ -17,667 +17,644 @@
*
*/
BrowserHistoryUtils = {
- addEvent : function(elm, evType, fn, useCapture) {
- useCapture = useCapture || false;
- if (elm.addEventListener) {
- elm.addEventListener(evType, fn, useCapture);
- return true;
- } else if (elm.attachEvent) {
- var r = elm.attachEvent('on' + evType, fn);
- return r;
- } else {
- elm['on' + evType] = fn;
- }
- }
+ addEvent: function(elm, evType, fn, useCapture) {
+ useCapture = useCapture || false;
+ if (elm.addEventListener) {
+ elm.addEventListener(evType, fn, useCapture);
+ return true;
+ } else if (elm.attachEvent) {
+ var r = elm.attachEvent('on' + evType, fn);
+ return r;
+ } else {
+ elm['on' + evType] = fn;
+ }
+ }
}
BrowserHistory = (function() {
- // type of browser
- var browser = {
- ie : false,
- ie8 : false,
- firefox : false,
- safari : false,
- opera : false,
- version : -1
- };
-
- // Default app state URL to use when no fragment ID present
- var defaultHash = '';
-
- // Last-known app state URL
- var currentHref = document.location.href;
-
- // Initial URL (used only by IE)
- var initialHref = document.location.href;
-
- // Initial URL (used only by IE)
- var initialHash = document.location.hash;
-
- // History frame source URL prefix (used only by IE)
- var historyFrameSourcePrefix = 'history/historyFrame.html?';
-
- // History maintenance (used only by Safari)
- var currentHistoryLength = -1;
-
- // Flag to denote the existence of onhashchange
- var browserHasHashChange = false;
-
- var historyHash = [];
-
- var initialState = createState(initialHref,
- initialHref + '#' + initialHash, initialHash);
-
- var backStack = [];
- var forwardStack = [];
-
- var currentObjectId = null;
-
- //UserAgent detection
- var useragent = navigator.userAgent.toLowerCase();
-
- if (useragent.indexOf("opera") != -1) {
- browser.opera = true;
- } else if (useragent.indexOf("msie") != -1) {
- browser.ie = true;
- browser.version = parseFloat(useragent.substring(useragent
- .indexOf('msie') + 4));
- if (browser.version == 8) {
- browser.ie = false;
- browser.ie8 = true;
- }
- } else if (useragent.indexOf("safari") != -1) {
- browser.safari = true;
- browser.version = parseFloat(useragent.substring(useragent
- .indexOf('safari') + 7));
- } else if (useragent.indexOf("gecko") != -1) {
- browser.firefox = true;
- }
-
- if (browser.ie == true && browser.version == 7) {
- window["_ie_firstload"] = false;
- }
-
- function hashChangeHandler() {
- currentHref = document.location.href;
- var flexAppUrl = getHash();
- //ADR: to fix multiple
- if (typeof BrowserHistory_multiple != "undefined"
- && BrowserHistory_multiple == true) {
- var pl = getPlayers();
- for (var i = 0; i < pl.length; i++) {
- pl[i].browserURLChange(flexAppUrl);
- }
- } else {
- var p = getPlayer();
- if (p) {
- p.browserURLChange(flexAppUrl);
- }
- }
- }
-
- // Accessor functions for obtaining specific elements of the page.
-
- function getHistoryFrame() {
- return document.getElementById('ie_historyFrame');
- }
-
- function getFormElement() {
- return document.getElementById('safari_formDiv');
- }
-
- function getRememberElement() {
- return document.getElementById("safari_remember_field");
- }
-
- // Get the Flash player object for performing ExternalInterface callbacks.
- // Updated for changes to SWFObject2.
-
- function getPlayer(id) {
- var i;
-
- if (id && document.getElementById(id)) {
- var r = document.getElementById(id);
- if (typeof r.SetVariable != "undefined") {
- return r;
- } else {
- var o = r.getElementsByTagName("object");
- var e = r.getElementsByTagName("embed");
- for (i = 0; i < o.length; i++) {
- if (typeof o[i].browserURLChange != "undefined")
- return o[i];
- }
- for (i = 0; i < e.length; i++) {
- if (typeof e[i].browserURLChange != "undefined")
- return e[i];
- }
- }
- } else {
- var o = document.getElementsByTagName("object");
- var e = document.getElementsByTagName("embed");
- for (i = 0; i < e.length; i++) {
- if (typeof e[i].browserURLChange != "undefined") {
- return e[i];
- }
- }
- for (i = 0; i < o.length; i++) {
- if (typeof o[i].browserURLChange != "undefined") {
- return o[i];
- }
- }
- }
- return undefined;
- }
-
- function getPlayers() {
- var i;
- var players = [];
- if (players.length == 0) {
- var tmp = document.getElementsByTagName('object');
- for (i = 0; i < tmp.length; i++) {
- if (typeof tmp[i].browserURLChange != "undefined")
- players.push(tmp[i]);
- }
- }
- if (players.length == 0 || players[0].object == null) {
- var tmp = document.getElementsByTagName('embed');
- for (i = 0; i < tmp.length; i++) {
- if (typeof tmp[i].browserURLChange != "undefined")
- players.push(tmp[i]);
- }
- }
- return players;
- }
-
- function getIframeHash() {
- var doc = getHistoryFrame().contentWindow.document;
- var hash = String(doc.location.search);
- if (hash.length == 1 && hash.charAt(0) == "?") {
- hash = "";
- } else if (hash.length >= 2 && hash.charAt(0) == "?") {
- hash = hash.substring(1);
- }
- return hash;
- }
-
- /* Get the current location hash excluding the '#' symbol. */
-
- function getHash() {
- // It would be nice if we could use document.location.hash here,
- // but it's faulty sometimes.
- var idx = document.location.href.indexOf('#');
- return (idx >= 0) ? document.location.href.substr(idx + 1) : '';
- }
-
- /* Get the current location hash excluding the '#' symbol. */
-
- function setHash(hash) {
- // It would be nice if we could use document.location.hash here,
- // but it's faulty sometimes.
- if (hash == '')
- hash = '#'
- document.location.hash = hash;
- }
-
- function createState(baseUrl, newUrl, flexAppUrl) {
- return {
- 'baseUrl' : baseUrl,
- 'newUrl' : newUrl,
- 'flexAppUrl' : flexAppUrl,
- 'title' : null
- };
- }
-
- /* Add a history entry to the browser.
- * baseUrl: the portion of the location prior to the '#'
- * newUrl: the entire new URL, including '#' and following fragment
- * flexAppUrl: the portion of the location following the '#' only
- */
-
- function addHistoryEntry(baseUrl, newUrl, flexAppUrl) {
-
- //delete all the history entries
- forwardStack = [];
-
- if (browser.ie) {
- //Check to see if we are being asked to do a navigate for the first
- //history entry, and if so ignore, because it's coming from the creation
- //of the history iframe
- if (flexAppUrl == defaultHash
- && document.location.href == initialHref
- && window['_ie_firstload']) {
- currentHref = initialHref;
- return;
- }
- if ((!flexAppUrl || flexAppUrl == defaultHash)
- && window['_ie_firstload']) {
- newUrl = baseUrl + '#' + defaultHash;
- flexAppUrl = defaultHash;
- } else {
- // for IE, tell the history frame to go somewhere without a '#'
- // in order to get this entry into the browser history.
- getHistoryFrame().src = historyFrameSourcePrefix + flexAppUrl;
- }
- setHash(flexAppUrl);
- } else {
-
- //ADR
- if (backStack.length == 0 && initialState.flexAppUrl == flexAppUrl) {
- initialState = createState(baseUrl, newUrl, flexAppUrl);
- } else if (backStack.length > 0
- && backStack[backStack.length - 1].flexAppUrl == flexAppUrl) {
- backStack[backStack.length - 1] = createState(baseUrl, newUrl,
- flexAppUrl);
- }
-
- if (browser.safari && !browserHasHashChange) {
- // for Safari, submit a form whose action points to the desired URL
- if (browser.version <= 419.3) {
- var file = window.location.pathname.toString();
- file = file.substring(file.lastIndexOf("/") + 1);
- getFormElement().innerHTML = '<form name="historyForm" action="'
- + file
- + '#'
- + flexAppUrl
- + '" method="GET"></form>';
- //get the current elements and add them to the form
- var qs = window.location.search.substring(1);
- var qs_arr = qs.split("&");
- for (var i = 0; i < qs_arr.length; i++) {
- var tmp = qs_arr[i].split("=");
- var elem = document.createElement("input");
- elem.type = "hidden";
- elem.name = tmp[0];
- elem.value = tmp[1];
- document.forms.historyForm.appendChild(elem);
- }
- document.forms.historyForm.submit();
- } else {
- top.location.hash = flexAppUrl;
- }
- // We also have to maintain the history by hand for Safari
- historyHash[history.length] = flexAppUrl;
- _storeStates();
- } else {
- // Otherwise, just tell the browser to go there
- setHash(flexAppUrl);
- }
- }
- backStack.push(createState(baseUrl, newUrl, flexAppUrl));
- }
-
- function _storeStates() {
- if (browser.safari) {
- getRememberElement().value = historyHash.join(",");
- }
- }
-
- function handleBackButton() {
- //The "current" page is always at the top of the history stack.
- var current = backStack.pop();
- if (!current) {
- return;
- }
- var last = backStack[backStack.length - 1];
- if (!last && backStack.length == 0) {
- last = initialState;
- }
- forwardStack.push(current);
- }
-
- function handleForwardButton() {
- //summary: private method. Do not call this directly.
-
- var last = forwardStack.pop();
- if (!last) {
- return;
- }
- backStack.push(last);
- }
-
- function handleArbitraryUrl() {
- //delete all the history entries
- forwardStack = [];
- }
-
- /* Called periodically to poll to see if we need to detect navigation that has occurred */
-
- function checkForUrlChange() {
-
- if (browser.ie) {
- if (currentHref != document.location.href
- && currentHref + '#' != document.location.href) {
- //This occurs when the user has navigated to a specific URL
- //within the app, and didn't use browser back/forward
- //IE seems to have a bug where it stops updating the URL it
- //shows the end-user at this point, but programatically it
- //appears to be correct. Do a full app reload to get around
- //this issue.
- if (browser.version < 7) {
- currentHref = document.location.href;
- document.location.reload();
- } else {
- if (getHash() != getIframeHash()) {
- // this.iframe.src = this.blankURL + hash;
- var sourceToSet = historyFrameSourcePrefix + getHash();
- getHistoryFrame().src = sourceToSet;
- currentHref = document.location.href;
- }
- }
- }
- }
-
- if (browser.safari && !browserHasHashChange) {
- // For Safari, we have to check to see if history.length changed.
- if (currentHistoryLength >= 0
- && history.length != currentHistoryLength) {
- //alert("did change: " + history.length + ", " + historyHash.length + "|" + historyHash[history.length] + "|>" + historyHash.join("|"));
- var flexAppUrl = getHash();
- if (browser.version < 528.16 /* Anything earlier than Safari 4.0 */) {
- // If it did change and we're running Safari 3.x or earlier,
- // then we have to look the old state up in our hand-maintained
- // array since document.location.hash won't have changed,
- // then call back into BrowserManager.
- currentHistoryLength = history.length;
- flexAppUrl = historyHash[currentHistoryLength];
- }
-
- //ADR: to fix multiple
- if (typeof BrowserHistory_multiple != "undefined"
- && BrowserHistory_multiple == true) {
- var pl = getPlayers();
- for (var i = 0; i < pl.length; i++) {
- pl[i].browserURLChange(flexAppUrl);
- }
- } else {
- getPlayer().browserURLChange(flexAppUrl);
- }
- _storeStates();
- }
- }
- if (browser.firefox && !browserHasHashChange) {
- if (currentHref != document.location.href) {
- var bsl = backStack.length;
-
- var urlActions = {
- back : false,
- forward : false,
- set : false
- }
-
- if ((window.location.hash == initialHash || window.location.href == initialHref)
- && (bsl == 1)) {
- urlActions.back = true;
- // FIXME: could this ever be a forward button?
- // we can't clear it because we still need to check for forwards. Ugg.
- // clearInterval(this.locationTimer);
- handleBackButton();
- }
-
- // first check to see if we could have gone forward. We always halt on
- // a no-hash item.
- if (forwardStack.length > 0) {
- if (forwardStack[forwardStack.length - 1].flexAppUrl == getHash()) {
- urlActions.forward = true;
- handleForwardButton();
- }
- }
-
- // ok, that didn't work, try someplace back in the history stack
- if ((bsl >= 2) && (backStack[bsl - 2])) {
- if (backStack[bsl - 2].flexAppUrl == getHash()) {
- urlActions.back = true;
- handleBackButton();
- }
- }
-
- if (!urlActions.back && !urlActions.forward) {
- var foundInStacks = {
- back : -1,
- forward : -1
- }
-
- for (var i = 0; i < backStack.length; i++) {
- if (backStack[i].flexAppUrl == getHash()
- && i != (bsl - 2)) {
- arbitraryUrl = true;
- foundInStacks.back = i;
- }
- }
- for (var i = 0; i < forwardStack.length; i++) {
- if (forwardStack[i].flexAppUrl == getHash()
- && i != (bsl - 2)) {
- arbitraryUrl = true;
- foundInStacks.forward = i;
- }
- }
- handleArbitraryUrl();
- }
-
- // Firefox changed; do a callback into BrowserManager to tell it.
- currentHref = document.location.href;
- var flexAppUrl = getHash();
- //ADR: to fix multiple
- if (typeof BrowserHistory_multiple != "undefined"
- && BrowserHistory_multiple == true) {
- var pl = getPlayers();
- for (var i = 0; i < pl.length; i++) {
- pl[i].browserURLChange(flexAppUrl);
- }
- } else {
- getPlayer().browserURLChange(flexAppUrl);
- }
- }
- }
- }
-
- var _initialize = function() {
-
- browserHasHashChange = ("onhashchange" in document.body);
-
- if (browser.ie) {
- var scripts = document.getElementsByTagName('script');
- for (var i = 0, s; s = scripts[i]; i++) {
- if (s.src.indexOf("history.js") > -1) {
- var iframe_location = (new String(s.src)).replace(
- "history.js", "historyFrame.html");
- }
- }
- historyFrameSourcePrefix = iframe_location + "?";
- var src = historyFrameSourcePrefix;
-
- var iframe = document.createElement("iframe");
- iframe.id = 'ie_historyFrame';
- iframe.name = 'ie_historyFrame';
- iframe.src = 'javascript:false;';
-
- try {
- document.body.appendChild(iframe);
- } catch (e) {
- setTimeout(function() {
- document.body.appendChild(iframe);
- }, 0);
- }
- }
-
- if (browser.safari && !browserHasHashChange) {
- var rememberDiv = document.createElement("div");
- rememberDiv.id = 'safari_rememberDiv';
- document.body.appendChild(rememberDiv);
- rememberDiv.innerHTML = '<input type="text" id="safari_remember_field" style="width: 500px;">';
-
- var formDiv = document.createElement("div");
- formDiv.id = 'safari_formDiv';
- document.body.appendChild(formDiv);
-
- var reloader_content = document.createElement('div');
- reloader_content.id = 'safarireloader';
- var scripts = document.getElementsByTagName('script');
- for (var i = 0, s; s = scripts[i]; i++) {
- if (s.src.indexOf("history.js") > -1) {
- html = (new String(s.src)).replace(".js", ".html");
- }
- }
- reloader_content.innerHTML = '<iframe id="safarireloader-iframe" src="about:blank" frameborder="no" scrolling="no"></iframe>';
- document.body.appendChild(reloader_content);
- reloader_content.style.position = 'absolute';
- reloader_content.style.left = reloader_content.style.top = '-9999px';
- iframe = reloader_content.getElementsByTagName('iframe')[0];
-
- if (document.getElementById("safari_remember_field").value != "") {
- historyHash = document.getElementById("safari_remember_field").value
- .split(",");
- }
- }
-
- if (browserHasHashChange)
- document.body.onhashchange = hashChangeHandler;
- }
-
- return {
- historyHash : historyHash,
- backStack : function() {
- return backStack;
- },
- forwardStack : function() {
- return forwardStack
- },
- getPlayer : getPlayer,
- initialize : function(src) {
- _initialize(src);
- },
- setURL : function(url) {
- document.location.href = url;
- },
- getURL : function() {
- return document.location.href;
- },
- getTitle : function() {
- return document.title;
- },
- setTitle : function(title) {
- try {
- backStack[backStack.length - 1].title = title;
- } catch (e) {
- }
- //if on safari, set the title to be the empty string.
- if (browser.safari) {
- if (title == "") {
- try {
- var tmp = window.location.href.toString();
- title = tmp.substring((tmp.lastIndexOf("/") + 1), tmp
- .lastIndexOf("#"));
- } catch (e) {
- title = "";
- }
- }
- }
- document.title = title;
- },
- setDefaultURL : function(def) {
- defaultHash = def;
- def = getHash();
- //trailing ? is important else an extra frame gets added to the history
- //when navigating back to the first page. Alternatively could check
- //in history frame navigation to compare # and ?.
- if (browser.ie) {
- window['_ie_firstload'] = true;
- var sourceToSet = historyFrameSourcePrefix + def;
- var func = function() {
- getHistoryFrame().src = sourceToSet;
- window.location.replace("#" + def);
- setInterval(checkForUrlChange, 50);
- }
- try {
- func();
- } catch (e) {
- window.setTimeout(function() {
- func();
- }, 0);
- }
- }
-
- if (browser.safari) {
- currentHistoryLength = history.length;
- if (historyHash.length == 0) {
- historyHash[currentHistoryLength] = def;
- var newloc = "#" + def;
- window.location.replace(newloc);
- } else {
- //alert(historyHash[historyHash.length-1]);
- }
- setInterval(checkForUrlChange, 50);
- }
-
- if (browser.firefox || browser.opera) {
- var reg = new RegExp("#" + def + "$");
- if (window.location.toString().match(reg)) {
- } else {
- var newloc = "#" + def;
- window.location.replace(newloc);
- }
- setInterval(checkForUrlChange, 50);
- }
-
- },
-
- /* Set the current browser URL; called from inside BrowserManager to propagate
- * the application state out to the container.
- */
- setBrowserURL : function(flexAppUrl, objectId) {
- if (browser.ie && typeof objectId != "undefined") {
- currentObjectId = objectId;
- }
- //fromIframe = fromIframe || false;
- //fromFlex = fromFlex || false;
- //alert("setBrowserURL: " + flexAppUrl);
- //flexAppUrl = (flexAppUrl == "") ? defaultHash : flexAppUrl ;
-
- var pos = document.location.href.indexOf('#');
- var baseUrl = pos != -1 ? document.location.href.substr(0, pos)
- : document.location.href;
- var newUrl = baseUrl + '#' + flexAppUrl;
-
- if (document.location.href != newUrl
- && document.location.href + '#' != newUrl) {
- currentHref = newUrl;
- addHistoryEntry(baseUrl, newUrl, flexAppUrl);
- currentHistoryLength = history.length;
- }
- },
-
- browserURLChange : function(flexAppUrl) {
- var objectId = null;
- if (browser.ie && currentObjectId != null) {
- objectId = currentObjectId;
- }
-
- if (typeof BrowserHistory_multiple != "undefined"
- && BrowserHistory_multiple == true) {
- var pl = getPlayers();
- for (var i = 0; i < pl.length; i++) {
- try {
- pl[i].browserURLChange(flexAppUrl);
- } catch (e) {
- }
- }
- } else {
- try {
- getPlayer(objectId).browserURLChange(flexAppUrl);
- } catch (e) {
- }
- }
-
- currentObjectId = null;
- },
- getUserAgent : function() {
- return navigator.userAgent;
- },
- getPlatform : function() {
- return navigator.platform;
- }
+ // type of browser
+ var browser = {
+ ie: false,
+ ie8: false,
+ firefox: false,
+ safari: false,
+ opera: false,
+ version: -1
+ };
+
+ // Default app state URL to use when no fragment ID present
+ var defaultHash = '';
+
+ // Last-known app state URL
+ var currentHref = document.location.href;
+
+ // Initial URL (used only by IE)
+ var initialHref = document.location.href;
+
+ // Initial URL (used only by IE)
+ var initialHash = document.location.hash;
+
+ // History frame source URL prefix (used only by IE)
+ var historyFrameSourcePrefix = 'history/historyFrame.html?';
+
+ // History maintenance (used only by Safari)
+ var currentHistoryLength = -1;
+
+ // Flag to denote the existence of onhashchange
+ var browserHasHashChange = false;
+
+ var historyHash = [];
+
+ var initialState = createState(initialHref, initialHref + '#' + initialHash, initialHash);
+
+ var backStack = [];
+ var forwardStack = [];
+
+ var currentObjectId = null;
+
+ //UserAgent detection
+ var useragent = navigator.userAgent.toLowerCase();
+
+ if (useragent.indexOf("opera") != -1) {
+ browser.opera = true;
+ } else if (useragent.indexOf("msie") != -1) {
+ browser.ie = true;
+ browser.version = parseFloat(useragent.substring(useragent.indexOf('msie') + 4));
+ if (browser.version == 8) {
+ browser.ie = false;
+ browser.ie8 = true;
+ }
+ } else if (useragent.indexOf("safari") != -1) {
+ browser.safari = true;
+ browser.version = parseFloat(useragent.substring(useragent.indexOf('safari') + 7));
+ } else if (useragent.indexOf("gecko") != -1) {
+ browser.firefox = true;
+ }
+
+ if (browser.ie == true && browser.version == 7) {
+ window["_ie_firstload"] = false;
+ }
+
+ function hashChangeHandler() {
+ currentHref = document.location.href;
+ var flexAppUrl = getHash();
+ //ADR: to fix multiple
+ if (typeof BrowserHistory_multiple != "undefined" && BrowserHistory_multiple == true) {
+ var pl = getPlayers();
+ for (var i = 0; i < pl.length; i++) {
+ pl[i].browserURLChange(flexAppUrl);
+ }
+ } else {
+ var p = getPlayer();
+ if (p) {
+ p.browserURLChange(flexAppUrl);
+ }
+ }
+ }
+
+ // Accessor functions for obtaining specific elements of the page.
+
+ function getHistoryFrame() {
+ return document.getElementById('ie_historyFrame');
+ }
+
+ function getFormElement() {
+ return document.getElementById('safari_formDiv');
+ }
+
+ function getRememberElement() {
+ return document.getElementById("safari_remember_field");
+ }
+
+ // Get the Flash player object for performing ExternalInterface callbacks.
+ // Updated for changes to SWFObject2.
+
+ function getPlayer(id) {
+ var i;
+
+ if (id && document.getElementById(id)) {
+ var r = document.getElementById(id);
+ if (typeof r.SetVariable != "undefined") {
+ return r;
+ } else {
+ var o = r.getElementsByTagName("object");
+ var e = r.getElementsByTagName("embed");
+ for (i = 0; i < o.length; i++) {
+ if (typeof o[i].browserURLChange != "undefined")
+ return o[i];
+ }
+ for (i = 0; i < e.length; i++) {
+ if (typeof e[i].browserURLChange != "undefined")
+ return e[i];
+ }
+ }
+ } else {
+ var o = document.getElementsByTagName("object");
+ var e = document.getElementsByTagName("embed");
+ for (i = 0; i < e.length; i++) {
+ if (typeof e[i].browserURLChange != "undefined") {
+ return e[i];
+ }
+ }
+ for (i = 0; i < o.length; i++) {
+ if (typeof o[i].browserURLChange != "undefined") {
+ return o[i];
+ }
+ }
+ }
+ return undefined;
+ }
+
+ function getPlayers() {
+ var i;
+ var players = [];
+ if (players.length == 0) {
+ var tmp = document.getElementsByTagName('object');
+ for (i = 0; i < tmp.length; i++) {
+ if (typeof tmp[i].browserURLChange != "undefined")
+ players.push(tmp[i]);
+ }
+ }
+ if (players.length == 0 || players[0].object == null) {
+ var tmp = document.getElementsByTagName('embed');
+ for (i = 0; i < tmp.length; i++) {
+ if (typeof tmp[i].browserURLChange != "undefined")
+ players.push(tmp[i]);
+ }
+ }
+ return players;
+ }
+
+ function getIframeHash() {
+ var doc = getHistoryFrame().contentWindow.document;
+ var hash = String(doc.location.search);
+ if (hash.length == 1 && hash.charAt(0) == "?") {
+ hash = "";
+ } else if (hash.length >= 2 && hash.charAt(0) == "?") {
+ hash = hash.substring(1);
+ }
+ return hash;
+ }
+
+ /* Get the current location hash excluding the '#' symbol. */
+
+ function getHash() {
+ // It would be nice if we could use document.location.hash here,
+ // but it's faulty sometimes.
+ var idx = document.location.href.indexOf('#');
+ return (idx >= 0) ? document.location.href.substr(idx + 1) : '';
+ }
+
+ /* Get the current location hash excluding the '#' symbol. */
+
+ function setHash(hash) {
+ // It would be nice if we could use document.location.hash here,
+ // but it's faulty sometimes.
+ if (hash == '') hash = '#'
+ document.location.hash = hash;
+ }
+
+ function createState(baseUrl, newUrl, flexAppUrl) {
+ return {
+ 'baseUrl': baseUrl,
+ 'newUrl': newUrl,
+ 'flexAppUrl': flexAppUrl,
+ 'title': null
+ };
+ }
+
+ /* Add a history entry to the browser.
+ * baseUrl: the portion of the location prior to the '#'
+ * newUrl: the entire new URL, including '#' and following fragment
+ * flexAppUrl: the portion of the location following the '#' only
+ */
+
+ function addHistoryEntry(baseUrl, newUrl, flexAppUrl) {
+
+ //delete all the history entries
+ forwardStack = [];
+
+ if (browser.ie) {
+ //Check to see if we are being asked to do a navigate for the first
+ //history entry, and if so ignore, because it's coming from the creation
+ //of the history iframe
+ if (flexAppUrl == defaultHash && document.location.href == initialHref && window['_ie_firstload']) {
+ currentHref = initialHref;
+ return;
+ }
+ if ((!flexAppUrl || flexAppUrl == defaultHash) && window['_ie_firstload']) {
+ newUrl = baseUrl + '#' + defaultHash;
+ flexAppUrl = defaultHash;
+ } else {
+ // for IE, tell the history frame to go somewhere without a '#'
+ // in order to get this entry into the browser history.
+ getHistoryFrame().src = historyFrameSourcePrefix + flexAppUrl;
+ }
+ setHash(flexAppUrl);
+ } else {
+
+ //ADR
+ if (backStack.length == 0 && initialState.flexAppUrl == flexAppUrl) {
+ initialState = createState(baseUrl, newUrl, flexAppUrl);
+ } else if (backStack.length > 0 && backStack[backStack.length - 1].flexAppUrl == flexAppUrl) {
+ backStack[backStack.length - 1] = createState(baseUrl, newUrl, flexAppUrl);
+ }
+
+ if (browser.safari && !browserHasHashChange) {
+ // for Safari, submit a form whose action points to the desired URL
+ if (browser.version <= 419.3) {
+ var file = window.location.pathname.toString();
+ file = file.substring(file.lastIndexOf("/") + 1);
+ getFormElement().innerHTML = '<form name="historyForm" action="' + file + '#' + flexAppUrl + '" method="GET"></form>';
+ //get the current elements and add them to the form
+ var qs = window.location.search.substring(1);
+ var qs_arr = qs.split("&");
+ for (var i = 0; i < qs_arr.length; i++) {
+ var tmp = qs_arr[i].split("=");
+ var elem = document.createElement("input");
+ elem.type = "hidden";
+ elem.name = tmp[0];
+ elem.value = tmp[1];
+ document.forms.historyForm.appendChild(elem);
+ }
+ document.forms.historyForm.submit();
+ } else {
+ top.location.hash = flexAppUrl;
+ }
+ // We also have to maintain the history by hand for Safari
+ historyHash[history.length] = flexAppUrl;
+ _storeStates();
+ } else {
+ // Otherwise, just tell the browser to go there
+ setHash(flexAppUrl);
+ }
+ }
+ backStack.push(createState(baseUrl, newUrl, flexAppUrl));
+ }
+
+ function _storeStates() {
+ if (browser.safari) {
+ getRememberElement().value = historyHash.join(",");
+ }
+ }
+
+ function handleBackButton() {
+ //The "current" page is always at the top of the history stack.
+ var current = backStack.pop();
+ if (!current) {
+ return;
+ }
+ var last = backStack[backStack.length - 1];
+ if (!last && backStack.length == 0) {
+ last = initialState;
+ }
+ forwardStack.push(current);
+ }
+
+ function handleForwardButton() {
+ //summary: private method. Do not call this directly.
+
+ var last = forwardStack.pop();
+ if (!last) {
+ return;
+ }
+ backStack.push(last);
+ }
+
+ function handleArbitraryUrl() {
+ //delete all the history entries
+ forwardStack = [];
+ }
+
+ /* Called periodically to poll to see if we need to detect navigation that has occurred */
+
+ function checkForUrlChange() {
+
+ if (browser.ie) {
+ if (currentHref != document.location.href && currentHref + '#' != document.location.href) {
+ //This occurs when the user has navigated to a specific URL
+ //within the app, and didn't use browser back/forward
+ //IE seems to have a bug where it stops updating the URL it
+ //shows the end-user at this point, but programatically it
+ //appears to be correct. Do a full app reload to get around
+ //this issue.
+ if (browser.version < 7) {
+ currentHref = document.location.href;
+ document.location.reload();
+ } else {
+ if (getHash() != getIframeHash()) {
+ // this.iframe.src = this.blankURL + hash;
+ var sourceToSet = historyFrameSourcePrefix + getHash();
+ getHistoryFrame().src = sourceToSet;
+ currentHref = document.location.href;
+ }
+ }
+ }
+ }
+
+ if (browser.safari && !browserHasHashChange) {
+ // For Safari, we have to check to see if history.length changed.
+ if (currentHistoryLength >= 0 && history.length != currentHistoryLength) {
+ //alert("did change: " + history.length + ", " + historyHash.length + "|" + historyHash[history.length] + "|>" + historyHash.join("|"));
+ var flexAppUrl = getHash();
+ if (browser.version < 528.16 /* Anything earlier than Safari 4.0 */ ) {
+ // If it did change and we're running Safari 3.x or earlier,
+ // then we have to look the old state up in our hand-maintained
+ // array since document.location.hash won't have changed,
+ // then call back into BrowserManager.
+ currentHistoryLength = history.length;
+ flexAppUrl = historyHash[currentHistoryLength];
+ }
+
+ //ADR: to fix multiple
+ if (typeof BrowserHistory_multiple != "undefined" && BrowserHistory_multiple == true) {
+ var pl = getPlayers();
+ for (var i = 0; i < pl.length; i++) {
+ pl[i].browserURLChange(flexAppUrl);
+ }
+ } else {
+ var p = getPlayer();
+ if (p) {
+ p.browserURLChange(flexAppUrl);
+ }
+ }
+ _storeStates();
+ }
+ }
+ if (browser.firefox && !browserHasHashChange) {
+ if (currentHref != document.location.href) {
+ var bsl = backStack.length;
+
+ var urlActions = {
+ back: false,
+ forward: false,
+ set: false
+ }
+
+ if ((window.location.hash == initialHash || window.location.href == initialHref) && (bsl == 1)) {
+ urlActions.back = true;
+ // FIXME: could this ever be a forward button?
+ // we can't clear it because we still need to check for forwards. Ugg.
+ // clearInterval(this.locationTimer);
+ handleBackButton();
+ }
+
+ // first check to see if we could have gone forward. We always halt on
+ // a no-hash item.
+ if (forwardStack.length > 0) {
+ if (forwardStack[forwardStack.length - 1].flexAppUrl == getHash()) {
+ urlActions.forward = true;
+ handleForwardButton();
+ }
+ }
+
+ // ok, that didn't work, try someplace back in the history stack
+ if ((bsl >= 2) && (backStack[bsl - 2])) {
+ if (backStack[bsl - 2].flexAppUrl == getHash()) {
+ urlActions.back = true;
+ handleBackButton();
+ }
+ }
+
+ if (!urlActions.back && !urlActions.forward) {
+ var foundInStacks = {
+ back: -1,
+ forward: -1
+ }
+
+ for (var i = 0; i < backStack.length; i++) {
+ if (backStack[i].flexAppUrl == getHash() && i != (bsl - 2)) {
+ arbitraryUrl = true;
+ foundInStacks.back = i;
+ }
+ }
+ for (var i = 0; i < forwardStack.length; i++) {
+ if (forwardStack[i].flexAppUrl == getHash() && i != (bsl - 2)) {
+ arbitraryUrl = true;
+ foundInStacks.forward = i;
+ }
+ }
+ handleArbitraryUrl();
+ }
+
+ // Firefox changed; do a callback into BrowserManager to tell it.
+ currentHref = document.location.href;
+ var flexAppUrl = getHash();
+ //ADR: to fix multiple
+ if (typeof BrowserHistory_multiple != "undefined" && BrowserHistory_multiple == true) {
+ var pl = getPlayers();
+ for (var i = 0; i < pl.length; i++) {
+ pl[i].browserURLChange(flexAppUrl);
+ }
+ } else {
+ var p = getPlayer();
+ if (p) {
+ p.browserURLChange(flexAppUrl);
+ }
+ }
+ }
+ }
+ }
+
+ var _initialize = function() {
+
+ browserHasHashChange = ("onhashchange" in document.body);
+
+ if (browser.ie) {
+ var scripts = document.getElementsByTagName('script');
+ for (var i = 0, s; s = scripts[i]; i++) {
+ if (s.src.indexOf("history.js") > -1) {
+ var iframe_location = (new String(s.src)).replace("history.js", "historyFrame.html");
+ }
+ }
+ historyFrameSourcePrefix = iframe_location + "?";
+ var src = historyFrameSourcePrefix;
+
+ var iframe = document.createElement("iframe");
+ iframe.id = 'ie_historyFrame';
+ iframe.name = 'ie_historyFrame';
+ iframe.src = 'javascript:false;';
+
+ try {
+ document.body.appendChild(iframe);
+ } catch (e) {
+ setTimeout(function() {
+ document.body.appendChild(iframe);
+ }, 0);
+ }
+ }
+
+ if (browser.safari && !browserHasHashChange) {
+ var rememberDiv = document.createElement("div");
+ rememberDiv.id = 'safari_rememberDiv';
+ document.body.appendChild(rememberDiv);
+ rememberDiv.innerHTML = '<input type="text" id="safari_remember_field" style="width: 500px;">';
+
+ var formDiv = document.createElement("div");
+ formDiv.id = 'safari_formDiv';
+ document.body.appendChild(formDiv);
+
+ var reloader_content = document.createElement('div');
+ reloader_content.id = 'safarireloader';
+ var scripts = document.getElementsByTagName('script');
+ for (var i = 0, s; s = scripts[i]; i++) {
+ if (s.src.indexOf("history.js") > -1) {
+ html = (new String(s.src)).replace(".js", ".html");
+ }
+ }
+ reloader_content.innerHTML = '<iframe id="safarireloader-iframe" src="about:blank" frameborder="no" scrolling="no"></iframe>';
+ document.body.appendChild(reloader_content);
+ reloader_content.style.position = 'absolute';
+ reloader_content.style.left = reloader_content.style.top = '-9999px';
+ iframe = reloader_content.getElementsByTagName('iframe')[0];
+
+ if (document.getElementById("safari_remember_field").value != "") {
+ historyHash = document.getElementById("safari_remember_field").value.split(",");
+ }
+ }
+
+ if (browserHasHashChange)
+ document.body.onhashchange = hashChangeHandler;
+ }
+
+ return {
+ historyHash: historyHash,
+ backStack: function() {
+ return backStack;
+ },
+ forwardStack: function() {
+ return forwardStack
+ },
+ getPlayer: getPlayer,
+ initialize: function(src) {
+ _initialize(src);
+ },
+ setURL: function(url) {
+ document.location.href = url;
+ },
+ getURL: function() {
+ return document.location.href;
+ },
+ getTitle: function() {
+ return document.title;
+ },
+ setTitle: function(title) {
+ try {
+ backStack[backStack.length - 1].title = title;
+ } catch (e) {}
+ //if on safari, set the title to be the empty string.
+ if (browser.safari) {
+ if (title == "") {
+ try {
+ var tmp = window.location.href.toString();
+ title = tmp.substring((tmp.lastIndexOf("/") + 1), tmp.lastIndexOf("#"));
+ } catch (e) {
+ title = "";
+ }
+ }
+ }
+ document.title = title;
+ },
+ setDefaultURL: function(def) {
+ defaultHash = def;
+ def = getHash();
+ //trailing ? is important else an extra frame gets added to the history
+ //when navigating back to the first page. Alternatively could check
+ //in history frame navigation to compare # and ?.
+ if (browser.ie) {
+ window['_ie_firstload'] = true;
+ var sourceToSet = historyFrameSourcePrefix + def;
+ var func = function() {
+ getHistoryFrame().src = sourceToSet;
+ window.location.replace("#" + def);
+ setInterval(checkForUrlChange, 50);
+ }
+ try {
+ func();
+ } catch (e) {
+ window.setTimeout(function() {
+ func();
+ }, 0);
+ }
+ }
+
+ if (browser.safari) {
+ currentHistoryLength = history.length;
+ if (historyHash.length == 0) {
+ historyHash[currentHistoryLength] = def;
+ var newloc = "#" + def;
+ window.location.replace(newloc);
+ } else {
+ //alert(historyHash[historyHash.length-1]);
+ }
+ setInterval(checkForUrlChange, 50);
+ }
+
+
+ if (browser.firefox || browser.opera) {
+ var reg = new RegExp("#" + def + "$");
+ if (window.location.toString().match(reg)) {} else {
+ var newloc = "#" + def;
+ window.location.replace(newloc);
+ }
+ setInterval(checkForUrlChange, 50);
+ }
+
+ },
+
+ /* Set the current browser URL; called from inside BrowserManager to propagate
+ * the application state out to the container.
+ */
+ setBrowserURL: function(flexAppUrl, objectId) {
+ if (browser.ie && typeof objectId != "undefined") {
+ currentObjectId = objectId;
+ }
+ //fromIframe = fromIframe || false;
+ //fromFlex = fromFlex || false;
+ //alert("setBrowserURL: " + flexAppUrl);
+ //flexAppUrl = (flexAppUrl == "") ? defaultHash : flexAppUrl ;
+
+ var pos = document.location.href.indexOf('#');
+ var baseUrl = pos != -1 ? document.location.href.substr(0, pos) : document.location.href;
+ var newUrl = baseUrl + '#' + flexAppUrl;
+
+ if (document.location.href != newUrl && document.location.href + '#' != newUrl) {
+ currentHref = newUrl;
+ addHistoryEntry(baseUrl, newUrl, flexAppUrl);
+ currentHistoryLength = history.length;
+ }
+ },
+
+ browserURLChange: function(flexAppUrl) {
+ var objectId = null;
+ if (browser.ie && currentObjectId != null) {
+ objectId = currentObjectId;
+ }
+
+ if (typeof BrowserHistory_multiple != "undefined" && BrowserHistory_multiple == true) {
+ var pl = getPlayers();
+ for (var i = 0; i < pl.length; i++) {
+ try {
+ pl[i].browserURLChange(flexAppUrl);
+ } catch (e) {}
+ }
+ } else {
+ var p = getPlayer(objectId);
+ if (p) {
+ p.browserURLChange(flexAppUrl);
+ }
+ }
+
+ currentObjectId = null;
+ },
+ getUserAgent: function() {
+ return navigator.userAgent;
+ },
+ getPlatform: function() {
+ return navigator.platform;
+ }
- }
+ }
})();
@@ -686,52 +663,51 @@ BrowserHistory = (function() {
// Automated unit testing and other diagnostics
function setURL(url) {
- document.location.href = url;
+ document.location.href = url;
}
function backButton() {
- history.back();
+ history.back();
}
function forwardButton() {
- history.forward();
+ history.forward();
}
function goForwardOrBackInHistory(step) {
- history.go(step);
+ history.go(step);
}
//BrowserHistoryUtils.addEvent(window, "load", function() { BrowserHistory.initialize(); });
(function(i) {
- var u = navigator.userAgent;
- var e = /*@cc_on!@*/false;
- var st = setTimeout;
- if (/webkit/i.test(u)) {
- st(function() {
- var dr = document.readyState;
- if (dr == "loaded" || dr == "complete") {
- i()
- } else {
- st(arguments.callee, 10);
- }
- }, 10);
- } else if ((/mozilla/i.test(u) && !/(compati)/.test(u))
- || (/opera/i.test(u))) {
- document.addEventListener("DOMContentLoaded", i, false);
- } else if (e) {
- (function() {
- var t = document.createElement('doc:rdy');
- try {
- t.doScroll('left');
- i();
- t = null;
- } catch (e) {
- st(arguments.callee, 0);
- }
- })();
- } else {
- window.onload = i;
- }
+ var u = navigator.userAgent;
+ var e = /*@cc_on!@*/ false;
+ var st = setTimeout;
+ if (/webkit/i.test(u)) {
+ st(function() {
+ var dr = document.readyState;
+ if (dr == "loaded" || dr == "complete") {
+ i()
+ } else {
+ st(arguments.callee, 10);
+ }
+ }, 10);
+ } else if ((/mozilla/i.test(u) && !/(compati)/.test(u)) || (/opera/i.test(u))) {
+ document.addEventListener("DOMContentLoaded", i, false);
+ } else if (e) {
+ (function() {
+ var t = document.createElement('doc:rdy');
+ try {
+ t.doScroll('left');
+ i();
+ t = null;
+ } catch (e) {
+ st(arguments.callee, 0);
+ }
+ })();
+ } else {
+ window.onload = i;
+ }
})(function() {
- BrowserHistory.initialize();
+ BrowserHistory.initialize();
});