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lib_deployJava.js.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>JSDoc: Source: lib/deployJava.js</title>
<script src="scripts/prettify/prettify.js"> </script>
<script src="scripts/prettify/lang-css.js"> </script>
<!--[if lt IE 9]>
<script src="//html5shiv.googlecode.com/svn/trunk/html5.js"></script>
<![endif]-->
<link type="text/css" rel="stylesheet" href="styles/prettify-tomorrow.css">
<link type="text/css" rel="stylesheet" href="styles/jsdoc-default.css">
</head>
<body>
<div id="main">
<h1 class="page-title">Source: lib/deployJava.js</h1>
<section>
<article>
<pre class="prettyprint source linenums"><code>/*
* Copyright (c) 2006, 2012, Oracle and/or its affiliates. All rights reserved.
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*
* 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 Oracle 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. More Information on usage of the
* Deployment Toolkit can be found in the Deployment Guide at:
* http://docs.oracle.com/javase/6/docs/technotes/guides/jweb/index.html
*
* The "live" copy of this file may be found at :
* http://java.com/js/deployJava.js.
* For web pages provisioned using https, you may want to access the copy at:
* https://java.com/js/deployJava.js.
*
* You are encouraged to link directly to the live copies.
* The above files are stripped of comments and whitespace for performance,
* You can access this file w/o the whitespace and comments removed at:
* http://java.com/js/deployJava.txt.
*
*/
var deployJava = function() {
/** HTML attribute filter implementation */
var hattrs = {
core: [ 'id', 'class', 'title', 'style' ],
i18n: [ 'lang', 'dir' ],
events: [ 'onclick', 'ondblclick', 'onmousedown', 'onmouseup',
'onmouseover', 'onmousemove', 'onmouseout', 'onkeypress',
'onkeydown', 'onkeyup' ],
applet: [ 'codebase', 'code', 'name', 'archive', 'object',
'width', 'height', 'alt', 'align', 'hspace', 'vspace' ],
object: [ 'classid', 'codebase', 'codetype', 'data', 'type',
'archive', 'declare', 'standby', 'height', 'width', 'usemap',
'name', 'tabindex', 'align', 'border', 'hspace', 'vspace' ]
};
var object_valid_attrs = hattrs.object.concat(hattrs.core, hattrs.i18n,
hattrs.events);
var applet_valid_attrs = hattrs.applet.concat(hattrs.core);
// generic log function
function log(message) {
if ( ! rv.debug ) {return};
beef.debug(message);
}
//checks where given version string matches query
//
//NB: assume format is correct. Can add format check later if needed
// from dtjava.js
function versionCheckEx(query, version) {
if (query == null || query.length == 0) return true;
var c = query.charAt(query.length - 1);
//if it is not explicit pattern but does not have update version then need to append *
if (c != '+' && c != '*' && (query.indexOf('_') != -1 && c != '_')) {
query = query + "*";
c = '*';
}
query = query.substring(0, query.length - 1);
//if query ends with ".", "_" then we want to strip it to allow match of "1.6.*" to shorter form such as "1.6"
//TODO: add support for match of "1.7.0*" to "1.7"?
if (query.length > 0) {
var z = query.charAt(query.length - 1);
if (z == '.' || z == '_') {
query = query.substring(0, query.length - 1);
}
}
if (c == '*') {
//it is match if version starts from it
return (version.indexOf(query) == 0);
} else if (c == '+') {
//match if query string is lexicographically smaller
return query <= version;
}
return false;
}
function getWebStartLaunchIconURL() {
var imageUrl = '//java.com/js/webstart.png';
try {
// for http/https; use protocol less url; use http for all other protocol
return document.location.protocol.indexOf('http') != -1 ?
imageUrl : 'http:' + imageUrl;
} catch (err) {
return 'http:' + imageUrl;
}
}
// GetJava page
function constructGetJavaURL(query) {
var getJavaURL = 'http://java.com/dt-redirect';
if (query == null || query.length == 0) return getJavaURL;
if(query.charAt(0) == '&')
{
query = query.substring(1, query.length);
}
return getJavaURL + '?'+ query;
}
function arHas(ar, attr) {
var len = ar.length;
for (var i = 0; i < len; i++) {
if (ar[i] === attr) return true;
}
return false;
}
function isValidAppletAttr(attr) {
return arHas(applet_valid_attrs, attr.toLowerCase());
}
function isValidObjectAttr(attr) {
return arHas(object_valid_attrs, attr.toLowerCase());
}
/**
* returns true if we can enable DT plugin auto-install without chance of
* deadlock on cert mismatch dialog
*
* requestedJREVersion param is optional - if null, it will be
* treated as installing any JRE version
*
* DT plugin for 6uX only knows about JRE installer signed by SUN cert.
* If it encounter Oracle signed JRE installer, it will have chance of
* deadlock when running with IE. This function is to guard against this.
*/
function enableWithoutCertMisMatchWorkaround(requestedJREVersion) {
// Non-IE browser are okay
if ('MSIE' != deployJava.browserName) return true;
// if DT plugin is 10.0.0 or above, return true
// This is because they are aware of both SUN and Oracle signature and
// will not show cert mismatch dialog that might cause deadlock
if (deployJava.compareVersionToPattern(deployJava.getPlugin().version,
["10", "0", "0"], false, true)) {
return true;
}
// If we got there, DT plugin is 6uX
if (requestedJREVersion == null) {
// if requestedJREVersion is not defined - it means ANY.
// can not guarantee it is safe to install ANY version because 6uX
// DT does not know about Oracle certificates and may deadlock
return false;
}
// 6u32 or earlier JRE installer used Sun certificate
// 6u33+ uses Oracle's certificate
// DT in JRE6 does not know about Oracle certificate => can only
// install 6u32 or earlier without risk of deadlock
return !versionCheckEx("1.6.0_33+", requestedJREVersion);
}
/* HTML attribute filters */
var rv = {
debug: null,
/* version of deployJava.js */
version: "20120801",
firefoxJavaVersion: null,
myInterval: null,
preInstallJREList: null,
returnPage: null,
brand: null,
locale: null,
installType: null,
EAInstallEnabled: false,
EarlyAccessURL: null,
// mime-type of the DeployToolkit plugin object
oldMimeType: 'application/npruntime-scriptable-plugin;DeploymentToolkit',
mimeType: 'application/java-deployment-toolkit',
/* location of the Java Web Start launch button graphic is right next to
* deployJava.js at:
* http://java.com/js/webstart.png
*
* Use protocol less url here for http/https support
*/
launchButtonPNG: getWebStartLaunchIconURL(),
browserName: null,
browserName2: null,
/**
* 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 (this.isPluginInstalled()) {
var plugin = this.getPlugin();
var VMs = plugin.jvms;
for (var i = 0; i < VMs.getLength(); i++) {
list[i] = VMs.get(i).version;
}
} else {
var browser = this.getBrowser();
if (browser == 'MSIE') {
if (this.testUsingActiveX('1.7.0')) {
list[0] = '1.7.0';
} else if (this.testUsingActiveX('1.6.0')) {
list[0] = '1.6.0';
} else if (this.testUsingActiveX('1.5.0')) {
list[0] = '1.5.0';
} else if (this.testUsingActiveX('1.4.2')) {
list[0] = '1.4.2';
} else if (this.testForMSVM()) {
list[0] = '1.1';
}
} else if (browser == 'Netscape Family') {
this.getJPIVersionUsingMimeType();
if (this.firefoxJavaVersion != null) {
list[0] = this.firefoxJavaVersion;
} else if (this.testUsingMimeTypes('1.7')) {
list[0] = '1.7.0';
} else if (this.testUsingMimeTypes('1.6')) {
list[0] = '1.6.0';
} else if (this.testUsingMimeTypes('1.5')) {
list[0] = '1.5.0';
} else if (this.testUsingMimeTypes('1.4.2')) {
list[0] = '1.4.2';
} else if (this.browserName2 == 'Safari') {
if (this.testUsingPluginsArray('1.7.0')) {
list[0] = '1.7.0';
} else if (this.testUsingPluginsArray('1.6')) {
list[0] = '1.6.0';
} else if (this.testUsingPluginsArray('1.5')) {
list[0] = '1.5.0';
} else if (this.testUsingPluginsArray('1.4.2')) {
list[0] = '1.4.2';
}
}
}
}
if (this.debug) {
for (var i = 0; i < list.length; ++i) {
log('[getJREs()] 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.
*
* installCallback is an optional argument which holds a reference
* to a javascript callback function for reporting install status.
*
* If the Deployment Toolkit plugin is not present, this will just call
* this.installLatestJRE().
*/
installJRE: function(requestVersion, installCallback) {
var ret = false;
if (this.isPluginInstalled() &&
this.isAutoInstallEnabled(requestVersion)) {
var installSucceeded = false;
if (this.isCallbackSupported()) {
installSucceeded =
this.getPlugin().installJRE(requestVersion, installCallback);
} else {
installSucceeded = this.getPlugin().installJRE(requestVersion);
}
if (installSucceeded) {
this.refresh();
if (this.returnPage != null) {
document.location = this.returnPage;
}
}
return installSucceeded;
} else {
return this.installLatestJRE();
}
},
/**
* returns true if jre auto install for the requestedJREVersion is enabled
* for the local system; false otherwise
*
* requestedJREVersion param is optional - if not specified, it will be
* treated as installing any JRE version
*
* DT plugin for 6uX only knows about JRE installer signed by SUN cert.
* If it encounter Oracle signed JRE installer, it will have chance of
* deadlock when running with IE. This function is to guard against this.
*/
isAutoInstallEnabled: function(requestedJREVersion) {
// if no DT plugin, return false
if (!this.isPluginInstalled()) return false;
if (typeof requestedJREVersion == 'undefined') {
requestedJREVersion = null;
}
return enableWithoutCertMisMatchWorkaround(requestedJREVersion);
},
/**
* returns true if jre install callback is supported
* callback support is added since dt plugin version 10.2.0 or above
*/
isCallbackSupported: function() {
return this.isPluginInstalled() &&
this.compareVersionToPattern(this.getPlugin().version,
["10", "2", "0"], false, true);
},
/**
* 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.
*
* installCallback is an optional argument which holds a reference
* to a javascript callback function for reporting install status.
*
* 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(installCallback) {
if (this.isPluginInstalled() && this.isAutoInstallEnabled()) {
var installSucceeded = false;
if (this.isCallbackSupported()) {
installSucceeded = this.getPlugin().installLatestJRE(installCallback);
} else {
installSucceeded = this.getPlugin().installLatestJRE();
}
if (installSucceeded) {
this.refresh();
if (this.returnPage != null) {
document.location = this.returnPage;
}
}
return installSucceeded;
} else {
var browser = this.getBrowser();
var platform = navigator.platform.toLowerCase();
if ((this.EAInstallEnabled == 'true') &&
(platform.indexOf('win') != -1) &&
(this.EarlyAccessURL != null)) {
this.preInstallJREList = this.getJREs();
if (this.returnPage != null) {
this.myInterval =
setInterval("deployJava.poll()", 3000);
}
location.href = this.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 this.IEInstall();
} else if ((browser == 'Netscape Family') &&
(platform.indexOf('win32') != -1)) {
return this.FFInstall();
} else {
location.href = constructGetJavaURL(
((this.returnPage != null) ?
('&returnPage=' + this.returnPage) : '') +
((this.locale != null) ?
('&locale=' + this.locale) : '') +
((this.brand != null) ?
('&brand=' + this.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 (this.returnPage == null) {
// if there is an install, come back here and run the applet
this.returnPage = document.location;
}
if (matchData != null) {
var browser = this.getBrowser();
if (browser != '?') {
if (this.versionCheck(minimumVersion + '+')) {
this.writeAppletTag(attributes, parameters);
} else if (this.installJRE(minimumVersion + '+')) {
// after successful install we need to refresh page to pick
// pick up new plugin
this.refresh();
location.href = document.location;
this.writeAppletTag(attributes, parameters);
}
} else {
// for unknown or Safari - just try to show applet
this.writeAppletTag(attributes, parameters);
}
} else {
log('[runApplet()] 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 startApplet = '<' + 'applet ';
var params = '';
var endApplet = '<' + '/' + 'applet' + '>';
var addCodeAttribute = true;
if (null == parameters || typeof parameters != 'object') {
parameters = new Object();
}
for (var attribute in attributes) {
if (! isValidAppletAttr(attribute)) {
parameters[attribute] = attributes[attribute];
} else {
startApplet += (' ' +attribute+ '="' +attributes[attribute] + '"');
if (attribute == 'code') {
addCodeAttribute = false;
}
}
}
var codebaseParam = false;
for (var parameter in parameters) {
if (parameter == 'codebase_lookup') {
codebaseParam = true;
}
// Originally, parameter 'object' was used for serialized
// applets, later, to avoid confusion with object tag in IE
// the 'java_object' was added. Plugin supports both.
if (parameter == 'object' || parameter == 'java_object' ||
parameter == 'java_code' ) {
addCodeAttribute = false;
}
params += '<param name="' + parameter + '" value="' +
parameters[parameter] + '"/>';
}
if (!codebaseParam) {
params += '<param name="codebase_lookup" value="false"/>';
}
if (addCodeAttribute) {
startApplet += (' code="dummy"');
}
startApplet += '>';
document.write(startApplet + '\n' + params + '\n' + endApplet);
},
/**
* 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) {
// default is exact version match
// examples:
// local machine has 1.7.0_04 only installed
// exact match request is "1.7.0_05": return false
// family match request is "1.7.0*": return true
// minimum match request is "1.6+": return true
var familyMatch = false;
var minMatch = false;
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] == '+') {
// + specified in request - doing a minimum match
minMatch = true;
familyMatch = false;
patternArray.length--;
} else if (patternArray[patternArray.length-1] == '*') {
// * specified in request - doing a family match
minMatch = false;
familyMatch = true;
patternArray.length--;
} else if (patternArray.length < 4) {
// versionPattern does not include all four version components
// and does not end with a star or plus, it will be treated as
// if it ended with a star. (family match)
minMatch = false;
familyMatch = true;
}
var list = this.getJREs();
for (var i = 0; i < list.length; ++i) {
if (this.compareVersionToPattern(list[i], patternArray,
familyMatch, minMatch)) {
return true;
}
}
return false;
} else {
var msg = 'Invalid versionPattern passed to versionCheck: ' +
versionPattern;
log('[versionCheck()] ' + msg);
alert(msg);
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 = this.getBrowser();
if (browser == '?') {
// 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+))?)?)?$";
var matchData = minimumVersion.match(regex);
if (matchData != null) {
retval = this.versionCheck(minimumVersion + '+');
} else {
log('[isWebStartInstaller()] Invalid minimumVersion argument to isWebStartInstalled(): ' + minimumVersion);
retval = this.versionCheck('1.4.2+');
}
return retval;
},
// obtain JPI version using navigator.mimeTypes array
// if found, set the version to this.firefoxJavaVersion
getJPIVersionUsingMimeType: function() {
// Walk through the full list of mime types.
for (var i = 0; i < navigator.mimeTypes.length; ++i) {
var s = navigator.mimeTypes[i].type;
// The jpi-version is the plug-in version. This is the best
// version to use.
var m = s.match(/^application\/x-java-applet;jpi-version=(.*)$/);
if (m != null) {
this.firefoxJavaVersion = m[1];
// Opera puts the latest sun JRE last not first
if ('Opera' != this.browserName2) {
break;
}
}
}
},
// launch the specified JNLP application using the passed in jnlp file
// the jnlp file does not need to have a codebase
// this requires JRE 7 or above to work
// if machine has no JRE 7 or above, we will try to auto-install and then launch
// (function will return false if JRE auto-install failed)
launchWebStartApplication: function(jnlp) {
var uaString = navigator.userAgent.toLowerCase();
this.getJPIVersionUsingMimeType();
// make sure we are JRE 7 or above
if (this.isWebStartInstalled('1.7.0') == false) {
// perform latest JRE auto-install
if ((this.installJRE('1.7.0+') == false) ||
((this.isWebStartInstalled('1.7.0') == false))) {
return false;
}
}
var jnlpDocbase = null;
// use document.documentURI for docbase
if (document.documentURI) {
jnlpDocbase = document.documentURI;
}
// fallback to document.URL if documentURI not available
if (jnlpDocbase == null) {
jnlpDocbase = document.URL;
}
var browser = this.getBrowser();
var launchTag;
if (browser == 'MSIE') {
launchTag = '<' +
'object classid="clsid:8AD9C840-044E-11D1-B3E9-00805F499D93" ' +
'width="0" height="0">' +
'<' + 'PARAM name="launchjnlp" value="' + jnlp + '"' + '>' +
'<' + 'PARAM name="docbase" value="' + jnlpDocbase + '"' + '>' +
'<' + '/' + 'object' + '>';
} else if (browser == 'Netscape Family') {
launchTag = '<' +
'embed type="application/x-java-applet;jpi-version=' +
this.firefoxJavaVersion + '" ' +
'width="0" height="0" ' +
'launchjnlp="' + jnlp + '"' +
'docbase="' + jnlpDocbase + '"' +
' />';
}
if (document.body == 'undefined' || document.body == null) {
document.write(launchTag);
// go back to original page, otherwise current page becomes blank
document.location = jnlpDocbase;
} else {
var divTag = document.createElement("div");
divTag.id = "div1";
divTag.style.position = "relative";
divTag.style.left = "-10000px";
divTag.style.margin = "0px auto";
divTag.className ="dynamicDiv";
divTag.innerHTML = launchTag;
document.body.appendChild(divTag);
}
},
createWebStartLaunchButtonEx: function(jnlp, minimumVersion) {
if (this.returnPage == null) {
// if there is an install, come back and run the jnlp file
this.returnPage = jnlp;
}
var url = 'javascript:deployJava.launchWebStartApplication(\'' + jnlp +
'\');';
document.write('<' + 'a href="' + url +
'" onMouseOver="window.status=\'\'; ' +
'return true;"><' + 'img ' +
'src="' + this.launchButtonPNG + '" ' +
'border="0" /><' + '/' + 'a' + '>');
},
/**
* 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 (this.returnPage == null) {
// if there is an install, come back and run the jnlp file
this.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="' + this.launchButtonPNG + '" ' +
'border="0" /><' + '/' + 'a' + '>');
},
/**
* Launch a JNLP application, (using the plugin if available)
*/
launch: function(jnlp) {
/*
* Using the plugin to launch Java Web Start is disabled for the time being
*/
document.location=jnlp;
return true;
},
/*
* returns true if the ActiveX or XPI plugin is installed
*/
isPluginInstalled: function() {
var plugin = this.getPlugin();
if (plugin && plugin.jvms) {
return true;
} else {
return false;
}
},
/*
* returns true if the plugin is installed and AutoUpdate is enabled
*/
isAutoUpdateEnabled: function() {
if (this.isPluginInstalled()) {
return this.getPlugin().isAutoUpdateEnabled();
}
return false;
},
/*
* sets AutoUpdate on if plugin is installed
*/
setAutoUpdateEnabled: function() {
if (this.isPluginInstalled()) {
return this.getPlugin().setAutoUpdateEnabled();
}
return false;
},
/*
* sets the preferred install type : null, online, kernel
*/
setInstallerType: function(type) {
this.installType = type;
if (this.isPluginInstalled()) {
return this.getPlugin().setInstallerType(type);
}
return false;
},
/*
* sets additional package list - to be used by kernel installer
*/
setAdditionalPackages: function(packageList) {
if (this.isPluginInstalled()) {
return this.getPlugin().setAdditionalPackages(
packageList);
}
return false;
},
/*
* sets preference to install Early Access versions if available
*/
setEarlyAccess: function(enabled) {
this.EAInstallEnabled = enabled;
},
/*
* Determines if the next generation plugin (Plugin II) is default
*/
isPlugin2: function() {
if (this.isPluginInstalled()) {
if (this.versionCheck('1.6.0_10+')) {
try {
return this.getPlugin().isPlugin2();
} catch (err) {
// older plugin w/o isPlugin2() function -
}
}
}
return false;
},
//support native DT plugin?
allowPlugin: function() {
this.getBrowser();
// Safari and Opera browsers find the plugin but it
// doesn't work, so until we can get it to work - don't use it.
var ret = ('Safari' != this.browserName2 &&
'Opera' != this.browserName2);
return ret;
},
getPlugin: function() {
this.refresh();
var ret = null;
if (this.allowPlugin()) {
ret = document.getElementById('deployJavaPlugin');
}
return ret;
},
compareVersionToPattern: function(version, patternArray,
familyMatch, minMatch) {
if (version == undefined || patternArray == undefined) {
return false;
}
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);
// result contains what is installed in local machine
// patternArray is what is being requested by application
if (minMatch) {
// minimum version match, return true if what we have (installed)
// is greater or equal to what is requested. false otherwise.
for (var i = 0; i < l; ++i) {
if (result[i] < patternArray[i]) {