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+/*
+ * Copyright (c) 2008 Sun Microsystems, Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * - Neither the name of Sun Microsystems nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+ * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * deployJava.js
+ *
+ * This file is part of the Deployment Toolkit. It provides functions for web
+ * pages to detect the presence of a JRE, install the latest JRE, and easily run
+ * applets or Web Start programs. Usage guide may be found at http://<TBD>/.
+ *
+ * The "live" copy of this file may be found at
+ * http://java.com/js/deployJava.js.
+ * You are encouraged to link directly to the live copy of the file.
+ *
+ * @version @(#)deployJava.js 1.11 08/07/11
+ */
+
+var deployJava = {
+ debug: null,
+
+ myInterval: null,
+ preInstallJREList: null,
+ returnPage: null,
+ brand: null,
+ locale: null,
+ installType: null,
+
+ EAInstallEnabled: false,
+ EarlyAccessURL: null,
+
+ // GetJava page
+ getJavaURL: 'http://java.sun.com/webapps/getjava/BrowserRedirect?host=java.com',
+
+ // Apple redirect page
+ appleRedirectPage: 'http://www.apple.com/support/downloads/',
+
+ // mime-type of the DeployToolkit plugin object
+ mimeType: 'application/npruntime-scriptable-plugin;DeploymentToolkit',
+
+ // location of the Java Web Start launch button graphic
+ launchButtonPNG: 'http://java.sun.com/products/jfc/tsc/articles/swing2d/webstart.png',
+
+
+ /**
+ * Returns an array of currently-installed JRE version strings.
+ * Version strings are of the form #.#[.#[_#]], with the function returning
+ * as much version information as it can determine, from just family
+ * versions ("1.4.2", "1.5") through the full version ("1.5.0_06").
+ *
+ * Detection is done on a best-effort basis. Under some circumstances
+ * only the highest installed JRE version will be detected, and
+ * JREs older than 1.4.2 will not always be detected.
+ */
+ getJREs: function() {
+ var list = new Array();
+ if (deployJava.isPluginInstalled()) {
+ var plugin = deployJava.getPlugin();
+ for (var i = 0; i < plugin.jvms.getLength(); i++) {
+ list[i] = plugin.jvms.get(i).version;
+ }
+ } else {
+ var browser = deployJava.getBrowser();
+
+ if (browser == 'MSIE') {
+ if (deployJava.testUsingActiveX('1.8.0')) {
+ list[0] = '1.8.0';
+ } else if (deployJava.testUsingActiveX('1.7.0')) {
+ list[0] = '1.7.0';
+ } else if (deployJava.testUsingActiveX('1.6.0')) {
+ list[0] = '1.6.0';
+ } else if (deployJava.testUsingActiveX('1.5.0')) {
+ list[0] = '1.5.0';
+ } else if (deployJava.testUsingActiveX('1.4.2')) {
+ list[0] = '1.4.2';
+ } else if (deployJava.testForMSVM()) {
+ list[0] = '1.1';
+ }
+ }
+ else if (browser == 'Netscape Family') {
+ if (deployJava.testUsingMimeTypes('1.8')) {
+ list[0] = '1.8.0';
+ } else if (deployJava.testUsingMimeTypes('1.7')) {
+ list[0] = '1.7.0';
+ } else if (deployJava.testUsingMimeTypes('1.6')) {
+ list[0] = '1.6.0';
+ } else if (deployJava.testUsingMimeTypes('1.5')) {
+ list[0] = '1.5.0';
+ } else if (deployJava.testUsingMimeTypes('1.4.2')) {
+ list[0] = '1.4.2';
+ }
+ } else if (browser == 'Safari') {
+ if (deployJava.testUsingPluginsArray('1.8.0')) {
+ list[0] = '1.8.0';
+ } else if (deployJava.testUsingPluginsArray('1.7.0')) {
+ list[0] = '1.7.0';
+ } else if (deployJava.testUsingPluginsArray('1.6.0')) {
+ list[0] = '1.6.0';
+ } else if (deployJava.testUsingPluginsArray('1.5.0')) {
+ list[0] = '1.5.0';
+ } else if (deployJava.testUsingPluginsArray('1.4.2')) {
+ list[0] = '1.4.2';
+ }
+ }
+ }
+
+ if (deployJava.debug) {
+ for (var i = 0; i < list.length; ++i) {
+ alert('We claim to have detected Java SE ' + list[i]);
+ }
+ }
+
+ return list;
+ },
+
+ /**
+ * Triggers a JRE installation. The exact effect of triggering an
+ * installation varies based on platform, browser, and if the
+ * Deployment Toolkit plugin is installed.
+ *
+ * The requestVersion string is of the form #[.#[.#[_#]]][+|*],
+ * which includes strings such as "1.4", "1.5.0*", and "1.6.0_02+".
+ * A star (*) means "any version starting within this family" and
+ * a plus (+) means "any version greater or equal to this".
+ * "1.5.0*" * matches 1.5.0_06 but not 1.6.0_01, whereas
+ * "1.5.0+" matches both.
+ *
+ * If the Deployment Toolkit plugin is not present, this will just call
+ * deployJava.installLatestJRE().
+ */
+ installJRE: function(requestVersion) {
+ var ret = false;
+ if (deployJava.isPluginInstalled()) {
+ if (deployJava.getPlugin().installJRE(requestVersion)) {
+ deployJava.refresh();
+ if (deployJava.returnPage != null) {
+ document.location = deployJava.returnPage;
+ }
+ return true;
+ } else {
+ return false;
+ }
+ } else {
+ return deployJava.installLatestJRE();
+ }
+ },
+
+
+ /**
+ * Triggers a JRE installation. The exact effect of triggering an
+ * installation varies based on platform, browser, and if the
+ * Deployment Toolkit plugin is installed.
+ *
+ * In the simplest case, the browser window will be redirected to the
+ * java.com JRE installation page, and (if possible) a redirect back to
+ * the current URL upon successful installation. The return redirect is
+ * not always possible, as the JRE installation may require the browser to
+ * be restarted.
+ *
+ * In the best case (when the Deployment Toolkit plugin is present), this
+ * function will immediately cause a progress dialog to be displayed
+ * as the JRE is downloaded and installed.
+ */
+ installLatestJRE: function() {
+ if (deployJava.isPluginInstalled()) {
+ if (deployJava.getPlugin().installLatestJRE()) {
+ deployJava.refresh();
+ if (deployJava.returnPage != null) {
+ document.location = deployJava.returnPage;
+ }
+ return true;
+ } else {
+ return false;
+ }
+ } else {
+ var browser = deployJava.getBrowser();
+ var platform = navigator.platform.toLowerCase();
+ if ((deployJava.EAInstallEnabled == 'true') &&
+ (platform.indexOf('win') != -1) &&
+ (deployJava.EarlyAccessURL != null)) {
+
+ deployJava.preInstallJREList = deployJava.getJREs();
+ if (deployJava.returnPage != null) {
+ deployJava.myInterval =
+ setInterval("deployJava.poll()", 3000);
+ }
+
+ location.href = deployJava.EarlyAccessURL;
+
+ // we have to return false although there may be an install
+ // in progress now, when complete it may go to return page
+ return false;
+ } else {
+ if (browser == 'MSIE') {
+ return deployJava.IEInstall();
+ } else if ((browser == 'Netscape Family') &&
+ (platform.indexOf('win32') != -1)) {
+ return deployJava.FFInstall();
+ } else {
+ location.href = deployJava.getJavaURL +
+ ((deployJava.returnPage != null) ?
+ ('&returnPage=' + deployJava.returnPage) : '') +
+ ((deployJava.locale != null) ?
+ ('&locale=' + deployJava.locale) : '') +
+ ((deployJava.brand != null) ?
+ ('&brand=' + deployJava.brand) : '');
+ }
+ // we have to return false although there may be an install
+ // in progress now, when complete it may go to return page
+ return false;
+ }
+ }
+ },
+
+
+ /**
+ * Ensures that an appropriate JRE is installed and then runs an applet.
+ * minimumVersion is of the form #[.#[.#[_#]]], and is the minimum
+ * JRE version necessary to run this applet. minimumVersion is optional,
+ * defaulting to the value "1.1" (which matches any JRE).
+ * If an equal or greater JRE is detected, runApplet() will call
+ * writeAppletTag(attributes, parameters) to output the applet tag,
+ * otherwise it will call installJRE(minimumVersion + '+').
+ *
+ * After installJRE() is called, the script will attempt to detect that the
+ * JRE installation has completed and begin running the applet, but there
+ * are circumstances (such as when the JRE installation requires a browser
+ * restart) when this cannot be fulfilled.
+ *
+ * As with writeAppletTag(), this function should only be called prior to
+ * the web page being completely rendered. Note that version wildcards
+ * (star (*) and plus (+)) are not supported, and including them in the
+ * minimumVersion will result in an error message.
+ */
+ runApplet: function(attributes, parameters, minimumVersion) {
+ if (minimumVersion == 'undefined' || minimumVersion == null) {
+ minimumVersion = '1.1';
+ }
+
+ var regex = "^(\\d+)(?:\\.(\\d+)(?:\\.(\\d+)(?:_(\\d+))?)?)?$";
+
+ var matchData = minimumVersion.match(regex);
+
+ if (deployJava.returnPage == null) {
+ // if there is an install, come back here and run the applet
+ deployJava.returnPage = document.location;
+ }
+
+ if (matchData != null) {
+ var browser = deployJava.getBrowser();
+ if ((browser != '?') && (browser != 'Safari')) {
+ if (deployJava.versionCheck(minimumVersion + '+')) {
+ deployJava.writeAppletTag(attributes, parameters);
+ } else if (deployJava.installJRE(minimumVersion + '+')) {
+ // after successfull install we need to refresh page to pick
+ // pick up new plugin
+ deployJava.refresh();
+ location.href = document.location;
+ deployJava.writeAppletTag(attributes, parameters);
+ }
+ } else {
+ // for unknown or Safari - just try to show applet
+ deployJava.writeAppletTag(attributes, parameters);
+ }
+ } else {
+ if (deployJava.debug) {
+ alert('Invalid minimumVersion argument to runApplet():' +
+ minimumVersion);
+ }
+ }
+ },
+
+
+ /**
+ * Outputs an applet tag with the specified attributes and parameters, where
+ * both attributes and parameters are associative arrays. Each key/value
+ * pair in attributes becomes an attribute of the applet tag itself, while
+ * key/value pairs in parameters become <PARAM> tags. No version checking
+ * or other special behaviors are performed; the tag is simply written to
+ * the page using document.writeln().
+ *
+ * As document.writeln() is generally only safe to use while the page is
+ * being rendered, you should never call this function after the page
+ * has been completed.
+ */
+ writeAppletTag: function(attributes, parameters) {
+ var s = '<' + 'applet ';
+ for (var attribute in attributes) {
+ s += (' ' + attribute + '="' + attributes[attribute] + '"');
+ }
+ s += '>';
+ document.write(s);
+
+ if (parameters != 'undefined' && parameters != null) {
+ for (var parameter in parameters) {
+ s = '<param name="' + parameter + '" value="' +
+ parameters[parameter] + '">';
+ document.write(s);
+ }
+ }
+ document.write('<' + '/' + 'applet' + '>');
+ },
+
+
+ /**
+ * Returns true if there is a matching JRE version currently installed
+ * (among those detected by getJREs()). The versionPattern string is
+ * of the form #[.#[.#[_#]]][+|*], which includes strings such as "1.4",
+ * "1.5.0*", and "1.6.0_02+".
+ * A star (*) means "any version within this family" and a plus (+) means
+ * "any version greater or equal to the specified version". "1.5.0*"
+ * matches 1.5.0_06 but not 1.6.0_01, whereas "1.5.0+" matches both.
+ *
+ * If the versionPattern does not include all four version components
+ * but does not end with a star or plus, it will be treated as if it
+ * ended with a star. "1.5" is exactly equivalent to "1.5*", and will
+ * match any version number beginning with "1.5".
+ *
+ * If getJREs() is unable to detect the precise version number, a match
+ * could be ambiguous. For example if getJREs() detects "1.5", there is
+ * no way to know whether the JRE matches "1.5.0_06+". versionCheck()
+ * compares only as much of the version information as could be detected,
+ * so versionCheck("1.5.0_06+") would return true in in this case.
+ *
+ * Invalid versionPattern will result in a JavaScript error alert.
+ * versionPatterns which are valid but do not match any existing JRE
+ * release (e.g. "32.65+") will always return false.
+ */
+ versionCheck: function(versionPattern)
+ {
+ var index = 0;
+ var regex = "^(\\d+)(?:\\.(\\d+)(?:\\.(\\d+)(?:_(\\d+))?)?)?(\\*|\\+)?$";
+
+ var matchData = versionPattern.match(regex);
+
+ if (matchData != null) {
+ var familyMatch = true;
+
+ var patternArray = new Array();
+
+ for (var i = 1; i < matchData.length; ++i) {
+ // browser dependency here.
+ // Fx sets 'undefined', IE sets '' string for unmatched groups
+ if ((typeof matchData[i] == 'string') && (matchData[i] != '')) {
+ patternArray[index] = matchData[i];
+ index++;
+ }
+ }
+
+ if (patternArray[patternArray.length-1] == '+') {
+ familyMatch = false;
+ patternArray.length--;
+ } else {
+ if (patternArray[patternArray.length-1] == '*') {
+ patternArray.length--;
+ }
+ }
+
+ var list = deployJava.getJREs();
+ for (var i = 0; i < list.length; ++i) {
+ if (deployJava.compareVersionToPattern(list[i], patternArray,
+ familyMatch)) {
+ return true;
+ }
+ }
+
+ return false;
+ } else {
+ alert('Invalid versionPattern passed to versionCheck: ' +
+ versionPattern);
+ return false;
+ }
+ },
+
+
+ /**
+ * Returns true if an installation of Java Web Start of the specified
+ * minimumVersion can be detected. minimumVersion is optional, and
+ * if not specified, '1.4.2' will be used.
+ * (Versions earlier than 1.4.2 may not be detected.)
+ */
+ isWebStartInstalled: function(minimumVersion) {
+
+ var browser = deployJava.getBrowser();
+ if ((browser == '?') || (browser == 'Safari')) {
+ // we really don't know - better to try to use it than reinstall
+ return true;
+ }
+
+ if (minimumVersion == 'undefined' || minimumVersion == null) {
+ minimumVersion = '1.4.2';
+ }
+
+ var retval = false;
+ var regex = "^(\\d+)(?:\\.(\\d+)(?:\\.(\\d+)(?:_(\\d+))?)?)?$";
+ var matchData = minimumVersion.match(regex);
+
+ if (matchData != null) {
+ retval = deployJava.versionCheck(minimumVersion + '+');
+ } else {
+ if (deployJava.debug) {
+ alert('Invalid minimumVersion argument to isWebStartInstalled(): ' + minimumVersion);
+ }
+ retval = deployJava.versionCheck('1.4.2+');
+ }
+ return retval;
+ },
+
+
+ /**
+ * Outputs a launch button for the specified JNLP URL. When clicked, the
+ * button will ensure that an appropriate JRE is installed and then launch
+ * the JNLP application. minimumVersion is of the form #[.#[.#[_#]]], and
+ * is the minimum JRE version necessary to run this JNLP application.
+ * minimumVersion is optional, and if it is not specified, '1.4.2'
+ * will be used.
+ * If an appropriate JRE or Web Start installation is detected,
+ * the JNLP application will be launched, otherwise installLatestJRE()
+ * will be called.
+ *
+ * After installLatestJRE() is called, the script will attempt to detect
+ * that the JRE installation has completed and launch the JNLP application,
+ * but there are circumstances (such as when the JRE installation
+ * requires a browser restart) when this cannot be fulfilled.
+ */
+ createWebStartLaunchButton: function(jnlp, minimumVersion) {
+
+ if (deployJava.returnPage == null) {
+ // if there is an install, come back and run the jnlp file
+ deployJava.returnPage = jnlp;
+ }
+
+ var url = 'javascript:' +
+ 'if (!deployJava.isWebStartInstalled(&quot;' +
+ minimumVersion + '&quot;)) {' +
+ 'if (deployJava.installLatestJRE()) {' +
+ 'if (deployJava.launch(&quot;' + jnlp + '&quot;)) {}' +
+ '}' +
+ '} else {' +
+ 'if (deployJava.launch(&quot;' + jnlp + '&quot;)) {}' +
+ '}';
+
+ document.write('<' + 'a href="' + url +
+ '" onMouseOver="window.status=\'\'; ' +
+ 'return true;"><' + 'img ' +
+ 'src="' + deployJava.launchButtonPNG + '" ' +
+ 'border="0" /><' + '/' + 'a' + '>');
+ },
+
+
+ /**
+ * Launch a JNLP application, (using the plugin if available)
+ */
+ launch: function(jnlp) {
+ if (deployJava.isPluginInstalled()) {
+ return deployJava.getPlugin().launch(jnlp);
+ } else {
+ document.location=jnlp;
+ return true;
+ }
+ },
+
+
+ /*
+ * returns true if the ActiveX or XPI plugin is installed
+ */
+ isPluginInstalled: function() {
+ var plugin = deployJava.getPlugin();
+ if (plugin && plugin.jvms) {
+ return true;
+ } else {
+ return false;
+ }
+ },
+
+ /*
+ * returns true if the plugin is installed and AutoUpdate is enabled
+ */
+ isAutoUpdateEnabled: function() {
+ if (deployJava.isPluginInstalled()) {
+ return deployJava.getPlugin().isAutoUpdateEnabled();
+ }
+ return false;
+ },
+
+ /*
+ * sets AutoUpdate on if plugin is installed
+ */
+ setAutoUpdateEnabled: function() {
+ if (deployJava.isPluginInstalled()) {
+ return deployJava.getPlugin().setAutoUpdateEnabled();
+ }
+ return false;
+ },
+
+ /*
+ * sets the preferred install type : null, online, kernel
+ */
+ setInstallerType: function(type) {
+ deployJava.installType = type;
+ if (deployJava.isPluginInstalled()) {
+ return deployJava.getPlugin().setInstallerType(type);
+ }
+ return false;
+ },
+
+ /*
+ * sets additional package list - to be used by kernel installer
+ */
+ setAdditionalPackages: function(packageList) {
+ if (deployJava.isPluginInstalled()) {
+ return deployJava.getPlugin().setAdditionalPackages(
+ packageList);
+ }
+ return false;
+ },
+
+ /*
+ * sets preference to install Early Access versions if available
+ */
+ setEarlyAccess: function(enabled) {
+ deployJava.EAInstallEnabled = enabled;
+ },
+
+ /*
+ * Determines if the next generation plugin (Plugin II) is default
+ */
+ isPlugin2: function() {
+ if (deployJava.isPluginInstalled()) {
+ try {
+ return deployJava.getPlugin().isPlugin2();
+ } catch (err) {
+ // older plugin w/o isPlugin2() function - just fall through
+ }
+ }
+ return false;
+ },
+
+
+ getPlugin: function() {
+ deployJava.refresh();
+ var ret = document.getElementById('deployJavaPlugin');
+ return ret;
+ },
+
+ compareVersionToPattern: function(version, patternArray, familyMatch) {
+ var regex = "^(\\d+)(?:\\.(\\d+)(?:\\.(\\d+)(?:_(\\d+))?)?)?$";
+ var matchData = version.match(regex);
+
+ if (matchData != null) {
+ var index = 0;
+ var result = new Array();
+
+ for (var i = 1; i < matchData.length; ++i) {
+ if ((typeof matchData[i] == 'string') && (matchData[i] != ''))
+ {
+ result[index] = matchData[i];
+ index++;
+ }
+ }
+
+ var l = Math.min(result.length, patternArray.length);
+
+ if (familyMatch) {
+ for (var i = 0; i < l; ++i) {
+ if (result[i] != patternArray[i]) return false;
+ }
+
+ return true;
+ } else {
+ for (var i = 0; i < l; ++i) {
+ if (result[i] < patternArray[i]) {
+ return false;
+ } else if (result[i] > patternArray[i]) {
+ return true;
+ }
+ }
+
+ return true;
+ }
+ } else {
+ return false;
+ }
+ },
+
+
+ getBrowser: function() {
+ var browser = navigator.userAgent.toLowerCase();
+
+ if (deployJava.debug) {
+ alert('userAgent -> ' + browser);
+ }
+
+ if ((navigator.vendor) &&
+ (navigator.vendor.toLowerCase().indexOf('apple') != -1) &&
+ (browser.indexOf('safari') != -1)) {
+ if (deployJava.debug) {
+ alert('We claim to have detected "Safari".');
+ }
+ return 'Safari';
+ } else if (browser.indexOf('msie') != -1) {
+ if (deployJava.debug) {
+ alert('We claim to have detected "IE".');
+ }
+ return 'MSIE';
+ } else if ((browser.indexOf('mozilla') != -1) ||
+ (browser.indexOf('firefox') != -1)) {
+ if (deployJava.debug) {
+ alert('We claim to have detected a Netscape family browser.');
+ }
+ return 'Netscape Family';
+ } else {
+ if (deployJava.debug) {
+ alert('We claim to have failed to detect a browser.');
+ }
+ return '?';
+ }
+ },
+
+
+ testUsingActiveX: function(version) {
+ var objectName = 'JavaWebStart.isInstalled.' + version + '.0';
+
+ if (!ActiveXObject) {
+ if (deployJava.debug) {
+ alert ('Browser claims to be IE, but no ActiveXObject object?');
+ }
+ return false;
+ }
+
+ try {
+ return (new ActiveXObject(objectName) != null);
+ } catch (exception) {
+ return false;
+ }
+ },
+
+
+ testForMSVM: function() {
+ var clsid = '{08B0E5C0-4FCB-11CF-AAA5-00401C608500}';
+
+ if (typeof oClientCaps != 'undefined') {
+ var v = oClientCaps.getComponentVersion(clsid, "ComponentID");
+ if ((v == '') || (v == '5,0,5000,0')) {
+ return false;
+ } else {
+ return true;
+ }
+ } else {
+ return false;
+ }
+ },
+
+
+ testUsingMimeTypes: function(version) {
+ if (!navigator.mimeTypes) {
+ if (deployJava.debug) {
+ alert ('Browser claims to be Netscape family, but no mimeTypes[] array?');
+ }
+ return false;
+ }
+
+ for (var i = 0; i < navigator.mimeTypes.length; ++i) {
+ s = navigator.mimeTypes[i].type;
+ var m = s.match(/^application\/x-java-applet\x3Bversion=(1\.8|1\.7|1\.6|1\.5|1\.4\.2)$/);
+ if (m != null) {
+ if (deployJava.compareVersions(m[1], version)) {
+ return true;
+ }
+ }
+ }
+ return false;
+ },
+
+
+ testUsingPluginsArray: function(version) {
+ if ((!navigator.plugins) || (!navigator.plugins.length)) {
+ if (deployJava.debug) {
+ alert ('Browser claims to be Safari, but no plugins[] array?');
+ }
+ return false;
+ }
+
+ for (var i = 0; i < navigator.plugins.length; ++i) {
+ s = navigator.plugins[i].description;
+
+ if (s.search(/^Java Switchable Plug-in/) != -1) {
+ return true;
+ }
+
+ m = s.match(/^Java (1\.4\.2|1\.5|1\.6|1\.7).* Plug-in/);
+ if (m != null) {
+ if (deployJava.compareVersions(m[1], version)) return true;
+ }
+ }
+ return false;
+ },
+
+ IEInstall: function() {
+
+ location.href = deployJava.getJavaURL +
+ ((deployJava.returnPage != null) ?
+ ('&returnPage=' + deployJava.returnPage) : '') +
+ ((deployJava.locale != null) ?
+ ('&locale=' + deployJava.locale) : '') +
+ ((deployJava.brand != null) ? ('&brand=' + deployJava.brand) : '') +
+ ((deployJava.installType != null) ?
+ ('&type=' + deployJava.installType) : '');
+
+ // should not actually get here
+ return false;
+ },
+
+ done: function (name, result) {
+ },
+
+ FFInstall: function() {
+
+ location.href = deployJava.getJavaURL +
+ ((deployJava.returnPage != null) ?
+ ('&returnPage=' + deployJava.returnPage) : '') +
+ ((deployJava.locale != null) ?
+ ('&locale=' + deployJava.locale) : '') +
+ ((deployJava.brand != null) ? ('&brand=' + deployJava.brand) : '') +
+ ((deployJava.installType != null) ?
+ ('&type=' + deployJava.installType) : '');
+
+ // should not actually get here
+ return false;
+ },
+
+ // return true if 'installed' (considered as a JRE version string) is
+ // greater than or equal to 'required' (again, a JRE version string).
+ compareVersions: function(installed, required) {
+
+ var a = installed.split('.');
+ var b = required.split('.');
+
+ for (var i = 0; i < a.length; ++i) {
+ a[i] = Number(a[i]);
+ }
+ for (var i = 0; i < b.length; ++i) {
+ b[i] = Number(b[i]);
+ }
+ if (a.length == 2) {
+ a[2] = 0;
+ }
+
+ if (a[0] > b[0]) return true;
+ if (a[0] < b[0]) return false;
+
+ if (a[1] > b[1]) return true;
+ if (a[1] < b[1]) return false;
+
+ if (a[2] > b[2]) return true;
+ if (a[2] < b[2]) return false;
+
+ return true;
+ },
+
+
+ enableAlerts: function() {
+ deployJava.debug = true;
+ },
+
+ poll: function() {
+
+ deployJava.refresh();
+ var postInstallJREList = deployJava.getJREs();
+
+ if ((deployJava.preInstallJREList.length == 0) &&
+ (postInstallJREList.length != 0)) {
+ clearInterval(deployJava.myInterval);
+ if (deployJava.returnPage != null) {
+ location.href = deployJava.returnPage;
+ };
+ }
+
+ if ((deployJava.preInstallJREList.length != 0) &&
+ (postInstallJREList.length != 0) &&
+ (deployJava.preInstallJREList[0] != postInstallJREList[0])) {
+ clearInterval(deployJava.myInterval);
+ if (deployJava.returnPage != null) {
+ location.href = deployJava.returnPage;
+ }
+ }
+
+ },
+
+ writePluginTag: function() {
+ var browser = deployJava.getBrowser();
+ if (browser == 'MSIE') {
+ document.write('<' +
+ 'object classid="clsid:CAFEEFAC-DEC7-0000-0000-ABCDEFFEDCBA" ' +
+ 'id="deployJavaPlugin" width="0" height="0">' +
+ '<' + '/' + 'object' + '>');
+ } else if (browser == 'Netscape Family') {
+ if (navigator.mimeTypes != null) for (var i=0;
+ i < navigator.mimeTypes.length; i++) {
+ if (navigator.mimeTypes[i].type == deployJava.mimeType) {
+ if (navigator.mimeTypes[i].enabledPlugin) {
+ document.write('<' +
+ 'embed id="deployJavaPlugin" type="' +
+ deployJava.mimeType + '" hidden="true" />');
+ }
+ }
+ }
+ }
+ },
+
+ refresh: function() {
+ navigator.plugins.refresh(false);
+
+ var browser = deployJava.getBrowser();
+ if (browser == 'Netscape Family') {
+ var plugin = document.getElementById('deployJavaPlugin');
+ // only do this again if no plugin
+ if (plugin == null) {
+ if (navigator.mimeTypes != null) for (var i=0;
+ i < navigator.mimeTypes.length; i++) {
+ if (navigator.mimeTypes[i].type == deployJava.mimeType) {
+ if (navigator.mimeTypes[i].enabledPlugin) {
+ document.write('<' +
+ 'embed id="deployJavaPlugin" type="' +
+ deployJava.mimeType + '" hidden="true" />');
+ }
+ }
+ }
+ }
+ }
+ },
+
+ do_initialize: function() {
+ deployJava.writePluginTag();
+ if (deployJava.locale == null) {
+ var loc = null;
+
+ if (loc == null) try {
+ loc = navigator.userLanguage;
+ } catch (err) { }
+
+ if (loc == null) try {
+ loc = navigator.systemLanguage;
+ } catch (err) { }
+
+ if (loc == null) try {
+ loc = navigator.language;
+ } catch (err) { }
+
+ if (loc != null) {
+ loc.replace("-","_")
+ deployJava.locale = loc;
+ }
+ }
+ }
+
+};
+deployJava.do_initialize();
+