/*
 * 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.
 */

/*
 * Added by EGIZ:
 * This file contains workarounds to
 * [#423] Firefox 3.0.11 bug #498132 causes applet loading failure
 *   (lines 95-99)
 * [#424] Web Start loading via java plugin (Sun deployment script) fails on WinXP/Vista
 *   (lines 501-506)
 *
 * features:
 * [#425] Disable WebStart Launch Button for MacOS
 *   (lines 492-504)
 *
 */

/*
 * 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	XXXXX
 */

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/',
  oldMimeType:'application/npruntime-scriptable-plugin;DeploymentToolkit',
  mimeType:'application/java-deployment-toolkit',
  launchButtonPNG:'http://java.sun.com/products/jfc/tsc/articles/swing2d/webstart.png',

  getJREs:function(){
    var list=new Array();
    if(deployJava.isPluginInstalled()){
      var plugin=deployJava.getPlugin();
      var VMs=plugin.jvms;
      for(var i=0;i<VMs.getLength();i++){
        list[i]=VMs.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;
  },

  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();
    }
    },

  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;
        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):'');
        }
        return false;
      }
      }
    },

  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){
      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+'+')){
          deployJava.refresh();
          location.href=document.location;
          deployJava.writeAppletTag(attributes,parameters);
        }
        }else{
        deployJava.writeAppletTag(attributes,parameters);
      }
      }else{
      if(deployJava.debug){
        alert('Invalid minimumVersion argument to runApplet():'+
          minimumVersion);
      }
      }
    },

  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){
      var codebaseParam=false;
      for(var parameter in parameters){
        if(parameter=='codebase_lookup'){
          codebaseParam=true;
        }
        s='<param name="'+parameter+'" value="'+
        parameters[parameter]+'">';
      document.write(s);
      }
      if(!codebaseParam){
        document.write('<param name="codebase_lookup" value="false">');
      }
      }
    document.write('<'+'/'+'applet'+'>');
  },

  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){
        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;
    }
    },

  isWebStartInstalled:function(minimumVersion){

    var browser=deployJava.getBrowser();
    if((browser=='?')||(browser=='Safari')){
      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;
  },

  createWebStartLaunchButton:function(jnlp,minimumVersion){
    
    if(deployJava.returnPage==null){
      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:function(jnlp){
    if(deployJava.isPluginInstalled()){
      return deployJava.getPlugin().launch(jnlp);
    }else{
      document.location=jnlp;return true;
    }
    },

  isPluginInstalled:function(){
    var plugin=deployJava.getPlugin();
    if(plugin&&plugin.jvms){
      return true;
    }else{
      return false;
    }
    },

  isAutoUpdateEnabled:function(){
    if(deployJava.isPluginInstalled()){
      return deployJava.getPlugin().isAutoUpdateEnabled();
    }
    return false;
  },

  setAutoUpdateEnabled:function(){
    if(deployJava.isPluginInstalled()){
      return deployJava.getPlugin().setAutoUpdateEnabled();
    }
    return false;
  },

  setInstallerType:function(type){
    deployJava.installType=type;
    if(deployJava.isPluginInstalled()){
      return deployJava.getPlugin().setInstallerType(type);
    }
    return false;
  },

  setAdditionalPackages:function(packageList){
    if(deployJava.isPluginInstalled()){
      return deployJava.getPlugin().setAdditionalPackages(
      packageList);
    }
    return false;
  },

  setEarlyAccess:function(enabled){
    deployJava.EAInstallEnabled=enabled;
  },

  isPlugin2:function(){
    if(deployJava.isPluginInstalled()){
      if(deployJava.versionCheck('1.6.0_10+')){
        try{
          return deployJava.getPlugin().isPlugin2();
        }catch(err){

        }
        }
      }
    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)){
      return false;
    }
    var platform=navigator.platform.toLowerCase();
    for(var i=0;i<navigator.plugins.length;++i){
      s=navigator.plugins[i].description;

      if(s.search(/^Java Switchable Plug-in (Cocoa)/)!=-1){
        if(deployJava.compareVersions("1.5.0",version)){
          return true;
        }
        }else if(s.search(/^Java/)!=-1){
        if(platform.indexOf('win')!=-1){
          if(deployJava.compareVersions("1.5.0",version)||deployJava.compareVersions("1.6.0",version)){
            return true;
          }
          }
        }
      }
    if(deployJava.compareVersions("1.5.0",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):'');
  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):'');
  return false;
  },

  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'){
      deployJava.writeEmbedTag();
    }
    },

  refresh:function(){
    navigator.plugins.refresh(false);var browser=deployJava.getBrowser();if(browser=='Netscape Family'){
      var plugin=document.getElementById('deployJavaPlugin');if(plugin==null){
        deployJava.writeEmbedTag();
      }
      }
    },

  writeEmbedTag:function(){
    var written=false;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" />');written=true;
          }
          }
        }
      if(!written)for(var i=0;i<navigator.mimeTypes.length;i++){
        if(navigator.mimeTypes[i].type==deployJava.oldMimeType){
          if(navigator.mimeTypes[i].enabledPlugin){
            document.write('<'+'embed id="deployJavaPlugin" type="'+
              deployJava.oldMimeType+'" 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();