Monthly Archives: January 2011

COM pt 5–FileSystem Object

Posted on Monday 31 January 2011 by richardsiddaway

I haven’t finished with the WScript.Shell object and we will return to it.  This time I want to look at the FileSystem object. If you have worked with VBScript and files you will be familiar with this object.  While we … Continue reading →

Posted in COM, PowerShell V2 | Leave a comment

COM pt 4

Posted on Sunday 30 January 2011 by richardsiddaway

If you have been following along so far you may be thinking that you can use ls env: to view the environmental variables. True. But if you compare the output of part 3, the PowerShell enc: drive and getting the … Continue reading →

Posted in COM, PowerShell V2 | Leave a comment

COM pt 3–More shell

Posted on Saturday 29 January 2011 by richardsiddaway

Last time we looked at the Environment parameterized property If you ran the script in part two the output would have contained things like windir=%SystemRoot% We need to be able to resolve the variable %SystemRoot% part to the full path … Continue reading →

Posted in COM, PowerShell V2 | Leave a comment

Reminder 1

Posted on Saturday 29 January 2011 by richardsiddaway

Quick reminder that the UK PowerShell UG meeting for February is coming up soon. Details from here http://msmvps.com/blogs/richardsiddaway/archive/2011/01/18/uk-user-group-february-live-meeting.aspx   That reminds me – I’d better write the presentation 

Posted in PowerShell User Group, PowerShell V2 | Leave a comment

Science or Art

Posted on Friday 28 January 2011 by richardsiddaway

Infrastructure Architecture = Science or Art. Discuss. We claim the titles of architect and/or engineer but is what we do as infrastructure architects really based on solid scientific/engineering principles. I would claim not. Much of what we do is recycling … Continue reading →

Posted in Architecture | Leave a comment

COM pt3–WScript.Shell

Posted on Wednesday 26 January 2011 by richardsiddaway

One thing that we seem to forget when we use PowerShell is the functionality that was available to us in VBScript through the Windows Scripting Host (WSH) objects. Much of this functionality has been duplicated in PowerShell cmdlets or through … Continue reading →

Posted in COM, PowerShell V2, WSH | 1 Comment

Watching the file system

Posted on Tuesday 25 January 2011 by richardsiddaway

I picked up a question in the ITKE forums about a script to watch the file system   001002003004005006007008009010011012013014015016 function eventhandler {param ($e) Write-Host “File: $($e.SourceEventArgs.FullPath) has arrived”} $folder = “C:\test”$filter = “*”$fsw = New-Object -TypeName System.IO.FileSystemWatcher `-ArgumentList $folder, $filter$fsw.IncludeSubDirectories = $true $action = {eventhandler $($event)} Register-ObjectEvent -InputObject $fsw -EventName “Created” ` -SourceIdentifier “File System Creation” -Action $action   The event handler function accepts the event as a parameter and … Continue reading →

Posted in Events, files, PowerShell V2 | Leave a comment

COM pt 2–More Shell

Posted on Monday 24 January 2011 by richardsiddaway

$shell = New-Object -ComObject “Shell.Application” gets us a shell object.  We can then see the methods available to us   PS> $shell | gm -MemberType method | Format-Wide -Column 2 AddToRecent           BrowseForFolderCanStartStopService   CascadeWindowsControlPanelItem      EjectPCExplore               ExplorerPolicyFileRun               FindComputerFindFiles             FindPrinterGetSetting            GetSystemInformationHelp                  IsRestrictedIsServiceRunning      MinimizeAllNameSpace             … Continue reading →

Posted in COM, PowerShell V2 | Leave a comment

COM pt 1

Posted on Sunday 23 January 2011 by richardsiddaway

In April I will be doing a User Group Live Meeting on using COM with PowerShell.  It is such a wide topic I thought I’d start a few posts to set some background – it also helps my reasearch COM … Continue reading →

Posted in COM, PowerShell V2 | Leave a comment

System Restore Points

Posted on Sunday 23 January 2011 by richardsiddaway

I’ve just started a series on using the WMI system restore classes to work with remote machines at http://itknowledgeexchange.techtarget.com/powershell/ The functions developed in this series will become the next PSAM module

Posted in PowerShell and WMI, PowerShell V2 | Leave a comment