Merge branch 'master' of http://git.bbh/chess/elxr

bin/elxr

@@ -7,7 +7,7 @@ console.dir(process.argv.slice(2))
 
 const child = spawn(
     (process.platform === 'win32' ? 'npm.cmd' : 'npm')    
-    , ['run', 'index', '--'].concat(process.argv.slice(2)), { cwd: __dirname });
+    , ['run', 'index', '--'].concat(process.argv.slice(2)), { env : Object.assign({}, process.env, {wd: process.cwd()}), cwd: __dirname });
 
 // const child = spawn(
 //         'C:\\Program Files\\Git\\bin\\sh.exe'

cliverse.js

@@ -4,8 +4,16 @@ const fs = require('fs')
 function nodeShellExec() {
 
     var args = Array.from(arguments);
-    var opts = args[2] = args[2] || {}
-    opts.title ? null : opts.title = `${args[0]} ${args[1]  }`
+    if(args.length > 1){
+      var opts = args[2] = args[2] || {}
+      opts.title ? null : opts.title = `${args[0]} ${args[1]  }`
+    }
+    else {
+      opts = {
+        title : `${args[0]}`
+        // , inherit: true, shell: true
+      }
+    }
     
     // // const spawn = require('child_process').spawn;
     // const s = spawn(

i.win.js

@@ -70,6 +70,32 @@ catch(e) {
   scripthostName = 'wsh'
   WScript.Echo(WScript.FullName)
 
+  // WScript.Echo('--' + WScript.Arguments(0) + '--')
+  // WScript.Echo('------------ALL-----------')
+  // var argEnumerator = new Enumerator(WScript.Arguments)
+  // for(; !argEnumerator.atEnd(); argEnumerator.moveNext()){
+  //     WScript.Echo('-arg-' + argEnumerator.item() + '-arg-')    
+  // }
+
+
+  // // Unnamed
+  // WScript.Echo('------------UNNAMED-----------')
+  // argEnumerator = new Enumerator(WScript.Arguments.Unnamed)
+  // for(; !argEnumerator.atEnd(); argEnumerator.moveNext()){
+  //     WScript.Echo('-arg-' + argEnumerator.item() + '-arg-')    // Value
+  // }
+
+  // // Named
+  // WScript.Echo('------------NAMED-----------')
+  // argEnumerator = new Enumerator(WScript.Arguments.Named)
+  // for(; !argEnumerator.atEnd(); argEnumerator.moveNext()){
+  //     // WScript.Echo('-arg-' + argEnumerator.item(argEnumerator) + '-arg-')   // Key
+  //     WScript.Echo('-key-' + argEnumerator.item() + '-key-')    // Key
+  //     WScript.Echo('-val=' + WScript.Arguments.Named(argEnumerator.item()) + '=val-')    // Value
+  // }
+
+  var all = WScript.Arguments.Named('all');
+ 
   console = { 
       log : function(m) { WScript.Echo(m)}
     , error : function(m) {WScript.Echo(m) } 
@@ -819,6 +845,7 @@ function __main( selectedinstance ){
     var downloadtasks = [];
     var installtasks = [];
     prerequisites.forEach(function(preq) {
+      if(!all && preq.optional) return
       var p = preq.exists().then(function(exists) {
         if (exists) console.log( preq.shellcmd + ' exists');
         else {
@@ -890,8 +917,10 @@ function __main( selectedinstance ){
   // var ENV = Object.assign({}, process.env); // Shallow clone it.
   var WshShell = WScript.CreateObject("WScript.Shell")
   var ENV = WshShell.Environment("Process")
-  WScript.echo( ENV("Path") )
+  // WScript.echo( ENV("Path") )
   function sysAddPathVar(path){
+
+    return true; // PB : TODO -- Not yet enabled. Remove sys path from path before saving.
     // Object.assign({
     //   inherit: true, shell: true, env: ENV, title: `${command} ${args}`
     // }, options)
@@ -1078,6 +1107,7 @@ function __main( selectedinstance ){
     }
     , { 
         shellcmd: 'python2'
+        , optional : true
         , url: 'https://www.python.org/ftp/python/2.7.18/python-2.7.18.amd64.msi'
         , installer: 'python-2.7.18.amd64.msi'
         , installcmd: ['MSIEXEC.exe', ['/i'
@@ -1101,8 +1131,35 @@ function __main( selectedinstance ){
         , postinstallsteps : function() { return sysAddPathVar('%USERPROFILE%\\AppData/Local\\Microsoft\\WindowsApps') }
         , exists : exists
     }
-    , 
-    {
+    , { 
+      shellcmd: 'code'
+      , optional : true
+      , url: 'https://vscode-update.azurewebsites.net/latest/win32-x64/stable'
+      , installer: 'vscode-win32-x64-latest-stable.exe'
+      , installcmd: ['cmd', ['/c', 'start',
+          '/WAIT', downloadsdir + '/' + 'Git-2.33.0.2-64-bit.exe'
+          , '/VERYSILENT'
+          // , '/MERGETASKS=!runcode' // This is required only for vscode...
+        ]]
+      , preinstallsteps : function() { return Promise.resolve(true) }
+      , install : function() { 
+        var self = this; 
+        var ifns = [self.installcmd]
+        if(!ifns.map) ifns.map = map;
+        console.log('Installing')
+        return any(ifns.map(callsheltask))['catch'](function(e){ 
+          if(e.code === 1602) {
+            console.warn("Installation was probably cancelled.")
+          }
+          else throw e
+        }).then(function(){
+          return self.postinstallsteps()
+        })
+      }
+      , postinstallsteps : function() { return sysAddPathVar('%USERPROFILE%\\AppData/Local\\Microsoft\\WindowsApps') }
+      , exists : exists
+    }
+    , {
       shellcmd: 'elxr'
       , installcmd: [ isWin() ? 'npm.cmd' : 'npm' , ['link'], { cwd : selectedinstance.root + '\\elxr' /* cwd should be the cloned dir*/}]
       , preinstallsteps: function() {

index.js

@@ -11,8 +11,6 @@ var chalk = require('chalk')
 const homedir = require('os').homedir();
 
 
-var ENV = Object.assign({}, process.env); // Shallow clone it.
-
 function sysAddPathVar(path){
   // Object.assign({
   //   inherit: true, shell: true, env: ENV, title: `${command} ${args}`
@@ -32,12 +30,30 @@ var getCredentials = function(){
   var creds = fs.readFileSync(path.normalize(`${homedir}/.elxrcredentials`), { encoding: 'utf8' });
   var creds = creds.split('\n').map( c => c.trim() && new URL(c));
   console.log(creds);
+  creds.forEach(cred => {console.log( cred.hostname ); console.log( cred.username )}  );
 
   // Subsequent calls
   getCredentials = ()=>{ return creds }
   return getCredentials();
 }
 
+function getCurrentFolder(){
+  var tasks = [
+    // () => {
+    //   // Use junctions to avoid npm package issues
+    //   var p = nodeShellExec('cd').then((result)=>{
+    //     console.dir(result)
+    //   }).catch((e) => { console.error(e) })
+    //   return p;
+    // }
+    ()=>{
+      return Promise.resolve(process.cwd())
+    }
+  ];
+
+  return any(tasks);
+}
+
 const __ALIAS__STAMP__ = '9e7bebe0-1f57-11ec-8f88-778ffeea9d1b'
 const BUILD_VERSION = '[VI]Version: {version} - built on {date}[/VI]';
 const runtimestamp = (new Date()).getTime();
@@ -100,6 +116,22 @@ const fs = require('fs')
 
 const cliargs = utils.cliargs;
 const processedArgs = cliargs(process.argv.slice(2));
+if(!processedArgs.wd){
+  if(process.env.wd){
+  
+  }
+  else {
+    process.env.wd = process.cwd();
+    if(process.cwd() === __dirname) {
+      // This script was launched in the same dir.
+    }
+  }
+}
+else process.env.wd = processedArgs.wd
+var ENV = Object.assign({}, process.env); // Shallow clone it.
+
+
+
 console.dir(processedArgs)
 // PB : TODO -- defaults for valuless arguments if passed.
 // Object.keys(processedArgs).forEach(a=>{
@@ -126,6 +158,76 @@ const dirs = async (perform, path) => {
   }
 }
 
+
+
+var templateprocess = function(str, substitutes){
+  const regex = /__(.*?)__/gm;
+  // const str = `__link____instance__server-lib__name__`;
+  let m;
+
+  return str.replace(regex, function(match, key) {
+    console.log(`Found match, group ${match}: ${key}`);
+    return substitutes[key] || match;
+   })
+
+  // while ((m = regex.exec(str)) !== null) {
+  //     // This is necessary to avoid infinite loops with zero-width matches
+  //     if (m.index === regex.lastIndex) {
+  //         regex.lastIndex++;
+  //     }
+      
+  //     var rstr = str;
+  //     // The result can be accessed through the `m`-variable.
+  //     m.forEach((match, groupIndex) => {
+          
+  //         // rstr = rstr.replace( groupIndex
+  //         console.log(`Found match, group ${groupIndex}: ${match}`);
+  //         if(groupIndex === 0) return
+          
+  //     });
+
+      
+  // }
+
+}
+
+function copyFileSync( source, target , options) {
+
+    var targetFile = target;
+
+    // If target is a directory, a new file with the same name will be created
+    if ( fs.existsSync( target ) ) {
+        if ( fs.lstatSync( target ).isDirectory() ) {
+            targetFile = path.join( target, path.basename( source ) );
+        }
+    }
+
+    fs.writeFileSync(targetFile, fs.readFileSync(source));
+}
+
+function copyFolderRecursiveSync( source, target, options ) {
+    var files = [];
+
+    // Check if folder needs to be created or integrated
+    var targetFolder = path.join( target, path.basename( source ) );
+    if ( !fs.existsSync( targetFolder ) ) {
+        fs.mkdirSync( targetFolder );
+    }
+
+    // Copy
+    if ( fs.lstatSync( source ).isDirectory() ) {
+        files = fs.readdirSync( source );
+        files.forEach( function ( file ) {
+            var curSource = path.join( source, file );
+            if ( fs.lstatSync( curSource ).isDirectory() ) {
+                copyFolderRecursiveSync( curSource, targetFolder );
+            } else {
+                copyFileSync( curSource, targetFolder );
+            }
+        } );
+    }
+}
+
 var getShellTask = (command, args, options) => {
   options = options || {}
   var callshell = command === 'rm' ? getgitbashtask : getshelltask;
@@ -502,7 +604,7 @@ var op = {
 
     if (__isElevated) {
       try {
-        op[processedArgs.label || processedArgs._[0] || 'undefined']()
+        op[processedArgs.label || processedArgs._[0] || 'undefined'](processedArgs)
       }
       catch (e) {
         console.error('Error Invalid command : ' + e)
@@ -526,11 +628,16 @@ var op = {
         console.log('result : ' + JSON.stringify(r))
         Object.keys(processedArgs).forEach((v) => { v != '_' ? namedArgs.push('--' + v + '=' + processedArgs[v]) : null; })
         // PB : TODO -- Convert all the cli args back to string.
-        var args = [`${selectedinstance.root}/.elxr/run-${runtimestamp}/windowselevate.hta`].concat(processedArgs._).concat(namedArgs.join(' ')); args.push('--runas=self');
+        var args = [`${selectedinstance.root}/.elxr/run-${runtimestamp}/windowselevate.hta`].concat(processedArgs._)
+        namedArgs.length > 0 ? args = args.concat(namedArgs.join(' ')) : null; 
+        args.push('--runas=self');
         // args.push('--nodepath=' + r.messages[r.messages.length - 1])
         // if (!processedArgs.node_env) args.push('--node_env=' + ENV.NODE_ENV)
         // if (processedArgs.debug) args.push('--debug=true') // Enable to debug elevated..
-        console.dir(processedArgs)
+        // console.dir(processedArgs._)
+        // console.dir(namedArgs.join(' '))
+        console.dir(args)
+        // throw 'test'
 
         return nodeShellExec('MSHTA', [`"${args.join('" "')}"`]
           , {
@@ -1512,6 +1619,8 @@ var op = {
     }
     else return op['runas']()
   }
+
+
   , 'use' : () => {
     // use a certain named instance.
     //  Eg : 
@@ -1785,10 +1894,11 @@ var op = {
     // 2nd use Pharmacy needs justification Form.
     // Approval after a certain period of time.
   }
-  , 'g': () => {
+  , 'g' : () => {
     if (processedArgs.h) {
 
-      console.log('elxr g [modelname] => generate a model named [modelname]');
+      console.log('elxr g model [modelname] => generate a model named [modelname]');
+      console.log('elxr g vmodel [modelname] => generate a model named [modelname]');
       console.log('elxr g => regenerate all known models');
       return
     }
@@ -1885,6 +1995,20 @@ var op = {
 
       }
 
+      , 'undefined' : ()=>{
+        console.warn('Are you sure you want to refresh all the models.');
+        throw 'NOT YET IMPLMENTED'
+      }
+
+      , 'vmodel' : ()=>{
+        var verse = [ '__universe__/vmodel' ]
+
+        // console.dir(templateprocess(`__link____instance__server-lib__name__`, { link( ){ 
+        //   return processed }, instance : 'elixir-', name : 'newmodel' } )
+        // )
+
+      }
+
     }
 
     g[processedArgs._[1]]();
@@ -1959,6 +2083,68 @@ var cmds = {
     , cmd : 'users list'
     , noprerequisites : true
   }
+  , 'g' : {
+      cmdFn : op['g'] // default
+    , cmd : 'g'
+    , noprerequisites : true
+    , getPossiblePrompts(){ return {} }
+  }
+  , 'link' : {
+      'cmd' : 'link'
+      // , cmdFn : function( sourecpath, filename, dir ){
+      //   var afterTargetPath = (dir)=>{
+      //     console.dir(dir);
+
+      //     // var tasks = [
+      //     //   () => {
+      //     //     // Use junctions to avoid npm package issues
+      //     //     var p = nodeShellExec('mklink', ['/J', filename, sourecpath], {
+      //     //       inherit: true, shell: true
+      //     //       , cwd : dir || instanceroot
+      //     //       , env: process.env
+      //     //     }).catch((e) => { console.error(e) })
+      //     //     return p;
+      //     //   }
+      //     // ];
+
+      //   }
+        
+      //   // console.dir(process.env)
+      //   if(!dir) getCurrentFolder().then(afterTargetPath);
+      //   else afterTargetPath(dir)
+
+      // }
+      , cmdFn : function( cmdopts ){
+        // sourecpathandfile should include name of file name
+        targetfilename = cmdopts.targetfilename || processedArgs._[1]
+        // console.log(processedArgs)
+        if(!targetfilename) return Promise.reject('error no file provided for linking')
+        targetdir = cmdopts.targetdir || process.env.wd
+        sourecpathandfile = cmdopts.sourecpathandfile || path.normalize(`../../node_modules/chess-server-lib/common/models/${targetfilename}`)
+
+        var tasks = [
+          () => {
+            // Use junctions to avoid npm package issues
+            var p = nodeShellExec('mklink', [path.normalize(`${targetdir + '/' + targetfilename}`), sourecpathandfile], {
+              inherit: true, shell: true
+              , cwd : targetdir
+              , env: process.env
+            }).catch((e) => { console.error(e) })
+            return p;
+          }
+        ];
+        if (__isElevated) {
+          return any(tasks).then(() => {
+            fs.writeFileSync('run.done', 'success')
+          }).catch(() => {
+            fs.writeFileSync('run.done', 'error')
+          })
+        }
+        else return op['runas']()
+      }
+      , noprerequisites : true
+      , privileged : true
+  }
 }
 
 var elxrcmd = (function(){
@@ -1976,8 +2162,8 @@ var elxrcmd = (function(){
   function __createO(o){ 
     if(o.finalized) return o;
     var subs = Object.keys(cmds[o.cmd].subcommands || {}) 
-    console.log(subs)
-    console.log(o)
+    // console.log(subs)
+    // console.log(o)
     subs.forEach(sub=>elxrcmd.create( cmds[subcommandlabelFor(o.cmd, sub)] ))
     
     var created = utils.assign_strict({}, __cmd, cmds[o.cmd], o)
@@ -1995,6 +2181,8 @@ var elxrcmd = (function(){
 })()
 
 elxrcmd.create(cmds['users'])
+elxrcmd.create(cmds['g'])
+elxrcmd.create(cmds['link'])
 
 var interpretrun = function(){
 
@@ -2573,10 +2761,39 @@ var __acquireData = function (selected, owner, clusternodename, datarepo, errHan
   })
 }
 
-var launchpath = path.normalize(process.cwd())
+var launchpath = path.resolve(path.normalize(process.env.wd))
 var thisscriptdir = path.normalize(__dirname); // PB : TODO -- Thisscriptdir could be dislocated when run as a standalone file... We need to detect this where and how we were run.
 // The easisest would be to ask for a target directory and default to current dir.... 
-var instanceroot = path.normalize(thisscriptdir) === path.normalize(launchpath) ? path.normalize(thisscriptdir + '/..') : launchpath ;
+// path.dirname(launchpath).split(path.sep).pop()
+
+var parent = path.dirname(launchpath);
+var pp = launchpath;
+var instancediscoverytasks = [];
+while(parent !== pp){
+  instancediscoverytasks.push(
+    ((pa)=>{
+      var p = pa;
+      return function(){ 
+        return hasElxr(p).then((value)=>{ 
+            if(value) return p
+            throw { value : false };
+          }) 
+      } 
+    })(pp)
+  )
+  pp = parent;
+  parent = path.dirname(parent);
+}
+
+var instanceroot = null 
+var detectInstanceRoot = any(instancediscoverytasks, true, true).then( ir => {
+    if(ir.error) { instanceroot = path.normalize(thisscriptdir) === path.normalize(launchpath) ? path.normalize(thisscriptdir + '/..') : launchpath ; }
+    else instanceroot = ir.pVal
+    return instanceroot
+}).catch(()=>{
+  instanceroot = path.normalize(thisscriptdir) === path.normalize(launchpath) ? path.normalize(thisscriptdir + '/..') : launchpath ;
+})
+
 
 // PB : TODO -- Embed this in the build instead of inlining it.
   // Also attepmt to load from ../chess-config/...
@@ -2667,7 +2884,7 @@ var __default = ((name, options)=>{
       , { repo : 'loopback-jsonapi-model-serializer' }
       , { repo : 'loopback-connector-mysql' }
       , { repo : 'loopback-connector-ds' }
-      , { repo : 'chess-server-lib' }
+      
       , { repo : 'ember-service-worker' }
       , { repo : 'ember-service-worker-asset-cache' }
       , { repo : 'ember-service-worker-cache-fallback' }
@@ -2676,7 +2893,7 @@ var __default = ((name, options)=>{
       , { repo : 'global-this' }
     ]
 
-    , elevated : [ ]
+    , elevated : [ { repo : 'chess-server-lib' } ]
     , exludeMergeRepos : { }
   }
 
@@ -2859,10 +3076,10 @@ var getBoundEachPrompt = function(target, possiblePrompts, promptables, choices,
       // console.log(k)
       // console.dir(possiblePrompts); //console.dir(target)
       prompts.push(async ()=>{ 
-        // PB : NOTE -- Important in async cases when this needs to be in the same state as when it was invoked.
-          // We take a snapshot... Shallow.. !! If required deep should be used based on use case. 
-          // If latest altered state is required we can reerence this directly.
+        // PB : NOTE -- Important in async cases when this {{target}} needs to be in the same state as when it was invoked.
+        // We need to take a snapshot... Shallow.. !! If required deep should be used based on use case. 
         // var asyncthis = Object.assign(this); 
+        // By default Latest altered state is provided which is an implicit reference directly.
         promptables[k].choices = choices[k] 
         Object.defineProperty(target, k, getPromptableAsyncPropDescriptor(k, promptables[k]));
         return await target[k] 
@@ -3111,101 +3328,6 @@ function ensureDirectoryExistence(filePath) {
 
 var mainTasks = [];
 function verifyAndInstallPrerequisites() {
-  fs.writeFileSync(ensureDirectoryExistence(path.normalize(`${selectedinstance.root}/${downloadsdir}/readme.txt`)), `${getVersion()} Your local downloads for this instance`)
-  
-  // PB : TODO include and build from files... using rollup..
-  var downloadbatch =
-    `::**************************************************************************
-  :Download_ <url> <File>
-    Powershell.exe ^
-    $AllProtocols = [System.Net.SecurityProtocolType]'Ssl3,Tls,Tls11,Tls12'; ^
-    [System.Net.ServicePointManager]::SecurityProtocol = $AllProtocols; ^
-    (New-Object System.Net.WebClient).DownloadFile('%1','%2')
-  exit /b
-  ::**************************************************************************`
-  fs.writeFileSync(`${selectedinstance.root}/.elxr/run-${runtimestamp}/download.bat`, downloadbatch)
-
-  
-  var windowselevate =
-    `     
-      <html><HTA:APPLICATION  ID="windowselevate" icon="#"/>
-      <script language="vbscript">
-        document.title = "elxr control panel"
-        self.ResizeTo 200,600
-        
-        Sub Window_Onload
-        self.MoveTo (screen.availWidth - (document.body.clientWidth + 40)),10
-        End Sub
-
-        Set objShell = CreateObject("WScript.Shell")
-        Set objENV = objShell.Environment("Process")
-        dim NODE_ENV 
-        NODE_ENV = objENV("NODE_ENV")
-      </script>
-
-      <script language="javascript">
-        //WINDOWSTATE="minimize" SHOWINTASKBAR="no" SYSMENU="no" CAPTION="no"
-        // https://devblogs.microsoft.com/scripting/how-can-i-pass-command-line-variables-to-an-hta-when-it-starts/
-        // alert(windowselevate.commandLine)
-        var args = windowselevate.commandLine.split('"').slice(3);
-        // alert(args)
-        var processedArgs = { _ : [] }
-        var namedArgs = [];
-        for(var item in args){
-          if(args[item].charAt(0) === '-'){ 
-            namedArgs.push(args[item])
-            var split = args[item].split('=');
-            processedArgs[split[0].slice(2)] = split[1] || true;
-          } 
-          else processedArgs._.push(args[item]);
-        }
-        // args = args.forEach(function(item){ })
-        // alert('processedArgs._ : ' + processedArgs._);
-        // alert(processedArgs.runas);
-        
-        // PB : TODO -- Convert all the cli args back to string.
-        var cargs = (processedArgs.debug ? '--inspect-brk=9228' : '') + ' elxr ' + processedArgs._.join(' ') + ' ' +  namedArgs.join(' ');
-        // alert(cargs)
-        var shell = new ActiveXObject('shell.application'); 
-        // alert('launching node privilged. ' + processedArgs['nodepath']) 
-        // shell.ShellExecute('where', 'node', '', '', 10);
-        // shell.ShellExecute('cmd.exe', '/k notepad.exe', '', 'runas', 1);
-        // shell.ShellExecute('cmd.exe ', '/k node "' + cargs + '"', '', 'runas', 1);
-        shell.ShellExecute('node', cargs, '', 'runas', 1);
-        // shell.ShellExecute(processedArgs['nodepath'], cargs, '', 'runas', 1);
-        var fso = new ActiveXObject('Scripting.FileSystemObject');
-        
-        window.onload = function() {
-          document.body.style.backgroundColor = 'black';
-          document.body.style.fontFamily = 'arial';
-          var log = document.createElement('div');
-          log.innerHTML='Please Wait';
-          function l(msg){ log.innerHTML+= msg; };
-          log.style.color = 'blue';
-          log.style.width = '95%';
-          log.id = 'log';
-          document.body.appendChild(log);  
-          
-          l('<Br/>Current config : ')
-          l('<Br/>NODE_ENV = ' + NODE_ENV)
-          l('<Br/>cmd = ' + processedArgs._[0])
-          processedArgs._[1] === 'use' ? l('<Br/>using = ' + processedArgs._[2]) : null;
-          l('<Br/><Br/>')
-          
-          var timer = function(){
-            l('.');
-            if(fso.FileExists("run.done")) close();
-            else window.setTimeout(timer, 1000);
-          };
-          window.setTimeout(timer, 3000);
-        };
-        
-      </script>
-      </html>
-    
-    `
-  fs.writeFileSync(`${selectedinstance.root}/.elxr/run-${runtimestamp}/windowselevate.hta`, windowselevate)
-
   var downloadtasks = [];
   var installtasks = [];
   prerequisites.forEach(preq => {
@@ -3789,6 +3911,111 @@ var maintask = () => {
 
 }
 
+var generateDependencies = function(){
+  // PB : TODO -- Keep only the last n runs...
+  // Currently it retains 2*n when proc needs to be relaunched in elevated mode !!!
+
+  ensureDirectoryExistence(`${selectedinstance.root}/.elxr/run-${runtimestamp}/download.bat`)
+  fs.writeFileSync(ensureDirectoryExistence(path.normalize(`${selectedinstance.root}/${downloadsdir}/readme.txt`)), `${getVersion()} Your local downloads for this instance`)
+  
+  // PB : TODO include and build from files... using rollup..
+  var downloadbatch =
+    `::**************************************************************************
+  :Download_ <url> <File>
+    Powershell.exe ^
+    $AllProtocols = [System.Net.SecurityProtocolType]'Ssl3,Tls,Tls11,Tls12'; ^
+    [System.Net.ServicePointManager]::SecurityProtocol = $AllProtocols; ^
+    (New-Object System.Net.WebClient).DownloadFile('%1','%2')
+  exit /b
+  ::**************************************************************************`
+  fs.writeFileSync(`${selectedinstance.root}/.elxr/run-${runtimestamp}/download.bat`, downloadbatch)
+
+  
+  var windowselevate =
+    `     
+      <html><HTA:APPLICATION  ID="windowselevate" icon="#"/>
+      <script language="vbscript">
+        document.title = "elxr control panel"
+        self.ResizeTo 200,600
+        
+        Sub Window_Onload
+        self.MoveTo (screen.availWidth - (document.body.clientWidth + 40)),10
+        End Sub
+
+        Set objShell = CreateObject("WScript.Shell")
+        Set objENV = objShell.Environment("Process")
+        dim NODE_ENV 
+        NODE_ENV = objENV("NODE_ENV")
+        
+      </script>
+
+      <script language="javascript">
+        //WINDOWSTATE="minimize" SHOWINTASKBAR="no" SYSMENU="no" CAPTION="no"
+        // https://devblogs.microsoft.com/scripting/how-can-i-pass-command-line-variables-to-an-hta-when-it-starts/
+        // alert(windowselevate.commandLine)
+        var args = windowselevate.commandLine.split('"').slice(3);
+        // alert(args)
+        var processedArgs = { _ : [] }
+        var namedArgs = [];
+        namedArgs.push('--wd=' + objENV('wd'))
+        // alert(namedArgs)
+        for(var item in args){
+          if(args[item].charAt(0) === '-'){ 
+            namedArgs.push(args[item])
+            var split = args[item].split('=');
+            processedArgs[split[0].slice(2)] = split[1] || true;
+          } 
+          else processedArgs._.push(args[item]);
+        }
+        // args = args.forEach(function(item){ })
+        // alert('processedArgs._ : ' + processedArgs._);
+        // alert(processedArgs.runas);
+        // alert(objENV('wd'))
+        // PB : TODO -- Convert all the cli args back to string.
+        // __filename will sure we are launhed using the same entry point.
+        var cargs = (processedArgs.debug ? '--inspect-brk=9228' : '') + ' ${__filename.replace(/\\/g, '\\\\')} ' + processedArgs._.join(' ') + ' ' +  namedArgs.join(' ');
+        // alert(cargs)
+        var shell = new ActiveXObject('shell.application'); 
+        // alert('launching node privilged. ' + processedArgs['nodepath']) 
+        // shell.ShellExecute('where', 'node', '', '', 10);
+        // shell.ShellExecute('cmd.exe', '/k notepad.exe', '', 'runas', 1);
+        // shell.ShellExecute('cmd.exe ', '/k node "' + cargs + '"', '', 'runas', 1);
+        shell.ShellExecute('node', cargs, '', 'runas', 1);
+        // shell.ShellExecute(processedArgs['nodepath'], cargs, '', 'runas', 1);
+        var fso = new ActiveXObject('Scripting.FileSystemObject');
+        
+        window.onload = function() {
+          document.body.style.backgroundColor = 'black';
+          document.body.style.fontFamily = 'arial';
+          var log = document.createElement('div');
+          log.innerHTML='Please Wait';
+          function l(msg){ log.innerHTML+= msg; };
+          log.style.color = 'blue';
+          log.style.width = '95%';
+          log.id = 'log';
+          document.body.appendChild(log);  
+          
+          l('<Br/>Current config : ')
+          l('<Br/>NODE_ENV = ' + NODE_ENV)
+          l('<Br/>cmd = ' + processedArgs._[0])
+          processedArgs._[1] === 'use' ? l('<Br/>using = ' + processedArgs._[2]) : null;
+          l('<Br/><Br/>')
+          
+          var timer = function(){
+            l('.');
+            if(fso.FileExists("run.done")) close();
+            else window.setTimeout(timer, 1000);
+          };
+          window.setTimeout(timer, 3000);
+        };
+        
+      </script>
+      </html>
+    
+    `
+  fs.writeFileSync(`${selectedinstance.root}/.elxr/run-${runtimestamp}/windowselevate.hta`, windowselevate)
+}
+
 var startElxr = function() {
   const retaincount = 2
   var min = runtimestamp;
@@ -3860,6 +4087,7 @@ var startElxr = function() {
   })
   .then(()=>{
 
+    generateDependencies();
     if(noprerequisites[processedArgs._[0]]
       || skipprereqs[processedArgs._[0]]
     ) {
@@ -3879,7 +4107,8 @@ var startElxr = function() {
           else collect.push(matches[1])
         }
   
-      }, `${selectedinstance.root}/.elxr` ).then(()=>{
+        }, `${selectedinstance.root}/.elxr` )
+      .then(()=>{
         // delete garbage
         if(collect.length > retaincount) {
   
@@ -3891,24 +4120,24 @@ var startElxr = function() {
         }
         else return true
       })
+      .then(()=>{
+        if (!skipprerequisites && !__isElevated || processedArgs.forceprereqs && !__isElevated ) mainTasks.push(verifyAndInstallPrerequisites);
+        mainTasks.push(maintask)
+        return any(mainTasks);
+      })
+    }
+    else {
+      if (!skipprerequisites && !__isElevated || processedArgs.forceprereqs && !__isElevated ) mainTasks.push(verifyAndInstallPrerequisites);
+      mainTasks.push(maintask)
+      return any(mainTasks);
     }
-    else return true;
-  })
-  .then(()=>{
-    // PB : TODO -- Keep only the last n runs...
-    // Currently it retains 2*n when proc needs to be relaunched in elevated mode !!!
-    ensureDirectoryExistence(`${selectedinstance.root}/.elxr/run-${runtimestamp}/download.bat`)
-    
-    if (!skipprerequisites && !__isElevated || processedArgs.forceprereqs && !__isElevated ) mainTasks.push(verifyAndInstallPrerequisites);
-    mainTasks.push(maintask)
-    return any(mainTasks);
   })
 }
 
-acquireElevationState().then(() => {
-  
-
-  return startElxr()
+detectInstanceRoot.then(()=>{
+  return acquireElevationState().then(() => {
+    return startElxr()
+  })
 })
 
 // detect if alread installed -> Take no action.

linux.js

@@ -0,0 +1,19 @@
+module.exports = {
+        verifyAndInstall() {
+            return Promise.resolve(true);
+        }
+
+        , acquireElevationState(__isElevated) {
+            //__isElevated = false;
+            if (__isElevated === null) { return Promise.resolve(__isElevated) }
+            else
+                return Promise.resolve(__isElevated);
+        }
+
+        , verifyAndInstallPrerequisites() {
+            return Promise.resolve(true);
+        }
+        , whichOS() {
+                console.log("OS - Linux");
+        }
+};

win32.js

@@ -0,0 +1,34 @@
+module.exports = {
+        verifyAndInstall(){
+            return getTaskCheckExists(this.shellcmd, { ignorefailures: true })().then((exists) => {
+            if(exists) {
+              // return any(['git', ['config', '--global', '-l']].map(getshelltask))
+              return this.postinstallsteps.bind(this)()
+            }
+              return this.install();
+          });
+          },
+
+        acquireElevationState(__isElevated) {
+          if (__isElevated === null) {
+            return nodeShellExec("fsutil", ["dirty", "query", "C:"], {
+              inherit: true
+              // , shell: true
+              , stdio: 'ignore'
+              , env: process.env
+              , title: `check privileged execution mode using "fsutil dirty query C:"`
+            }).then((exitcode) => {
+              console.log('Elevated')
+              __isElevated = true;
+              return true;
+            }).catch(() => {
+              __isElevated = false;
+              console.log('Not Elevated');
+              return false;
+            });
+          }
+          else return Promise.resolve(__isElevated);
+        },
+
+}
+