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I need to export to .CSV for all computer with Microsoft Office installed, hence I've stumbled upon this script: https://gallery.technet.microsoft.com/Get-RemoteProgram-Get-list-de9fd2b4#content

When I run the script using one line of code at the end of the file, it can give me the result successfully:

Get-RemoteProgram -ComputerName 'MyLaptop01-NEW' -IncludeProgram ('Office') | Sort-Object ProgramName | Export-Csv -Path C:\Logs\Office.txt -NoTypeInformation

However, when I modify/enhance it using the below codes I pasted at the end of the Get-RemoteProgram.ps1 script, it throws out some errors:

Checking PC351... Get-RemoteProgram : Exception calling "OpenRemoteBaseKey" with "2" argument(s): "The network path was not found.
"
At line:258 char:9
+ Get-RemoteProgram -ComputerName $Computer -IncludeProgram ('* ...
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ CategoryInfo : NotSpecified: (:) [Write-Error], WriteErrorException
+ FullyQualifiedErrorId : Microsoft.PowerShell.Commands.WriteErrorException,Get-RemoteProgram

Checking LPT123...
Get-RemoteProgram : Exception calling "OpenRemoteBaseKey" with "2" argument(s): "Attempted to perform an unauthorized operation."
At line:258 char:9
+ Get-RemoteProgram -ComputerName $Computer -IncludeProgram ('* ...
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ CategoryInfo : NotSpecified: (:) [Write-Error], WriteErrorException
+ FullyQualifiedErrorId : Microsoft.PowerShell.Commands.WriteErrorException,Get-RemoteProgram

This is the script I've executed:

Function Get-RemoteProgram {
<#
.Synopsis
Generates a list of installed programs on a computer

.DESCRIPTION
This function generates a list by querying the registry and returning the installed programs of a local or remote computer.

.NOTES   
Name       : Get-RemoteProgram
Author     : Jaap Brasser
Version    : 1.4.1
DateCreated: 2013-08-23
DateUpdated: 2018-04-09
Blog       : http://www.jaapbrasser.com

.LINK
http://www.jaapbrasser.com

.PARAMETER ComputerName
The computer to which connectivity will be checked

.PARAMETER Property
Additional values to be loaded from the registry. Can contain a string or an array of string that will be attempted to retrieve from the registry for each program entry

.PARAMETER IncludeProgram
This will include the Programs matching that are specified as argument in this parameter. Wildcards are allowed. Both Include- and ExcludeProgram can be specified, where IncludeProgram will be matched first

.PARAMETER ExcludeProgram
This will exclude the Programs matching that are specified as argument in this parameter. Wildcards are allowed. Both Include- and ExcludeProgram can be specified, where IncludeProgram will be matched first

.PARAMETER ProgramRegExMatch
This parameter will change the default behaviour of IncludeProgram and ExcludeProgram from -like operator to -match operator. This allows for more complex matching if required.

.PARAMETER LastAccessTime
Estimates the last time the program was executed by looking in the installation folder, if it exists, and retrieves the most recent LastAccessTime attribute of any .exe in that folder. This increases execution time of this script as it requires (remotely) querying the file system to retrieve this information.

.PARAMETER ExcludeSimilar
This will filter out similar programnames, the default value is to filter on the first 3 words in a program name. If a program only consists of less words it is excluded and it will not be filtered. For example if you Visual Studio 2015 installed it will list all the components individually, using -ExcludeSimilar will only display the first entry.

.PARAMETER SimilarWord
This parameter only works when ExcludeSimilar is specified, it changes the default of first 3 words to any desired value.

.EXAMPLE
Get-RemoteProgram

Description:
Will generate a list of installed programs on local machine

.EXAMPLE
Get-RemoteProgram -ComputerName server01,server02

Description:
Will generate a list of installed programs on server01 and server02

.EXAMPLE
Get-RemoteProgram -ComputerName Server01 -Property DisplayVersion,VersionMajor

Description:
Will gather the list of programs from Server01 and attempts to retrieve the displayversion and versionmajor subkeys from the registry for each installed program

.EXAMPLE
'server01','server02' | Get-RemoteProgram -Property Uninstallstring

Description
Will retrieve the installed programs on server01/02 that are passed on to the function through the pipeline and also retrieves the uninstall string for each program

.EXAMPLE
'server01','server02' | Get-RemoteProgram -Property Uninstallstring -ExcludeSimilar -SimilarWord 4

Description
Will retrieve the installed programs on server01/02 that are passed on to the function through the pipeline and also retrieves the uninstall string for each program. Will only display a single entry of a program of which the first four words are identical.

.EXAMPLE
Get-RemoteProgram -Property installdate,uninstallstring,installlocation -LastAccessTime | Where-Object {$_.installlocation}

Description
Will gather the list of programs from Server01 and retrieves the InstallDate,UninstallString and InstallLocation properties. Then filters out all products that do not have a installlocation set and displays the LastAccessTime when it can be resolved.

.EXAMPLE
Get-RemoteProgram -Property installdate -IncludeProgram *office*

Description
Will retrieve the InstallDate of all components that match the wildcard pattern of *office*

.EXAMPLE
Get-RemoteProgram -Property installdate -IncludeProgram 'Microsoft Office Access','Microsoft SQL Server 2014'

Description
Will retrieve the InstallDate of all components that exactly match Microsoft Office Access & Microsoft SQL Server 2014

.EXAMPLE
Get-RemoteProgram -IncludeProgram ^Office -ProgramRegExMatch

Description
Will retrieve the InstallDate of all components that match the regex pattern of ^Office.*, which means any ProgramName starting with the word Office
#>
    [CmdletBinding(SupportsShouldProcess=$true)]
    param(
        [Parameter(ValueFromPipeline              =$true,
                   ValueFromPipelineByPropertyName=$true,
                   Position=0
        )]
        [string[]]
            $ComputerName = $env:COMPUTERNAME,
        [Parameter(Position=0)]
        [string[]]
            $Property,
        [string[]]
            $IncludeProgram,
        [string[]]
            $ExcludeProgram,
        [switch]
            $ProgramRegExMatch,
        [switch]
            $LastAccessTime,
        [switch]
            $ExcludeSimilar,
        [int]
            $SimilarWord
    )

    begin {
        $RegistryLocation = 'SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\',
                            'SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\'

        if ($psversiontable.psversion.major -gt 2) {
            $HashProperty = [ordered]@{}    
        } else {
            $HashProperty = @{}
            $SelectProperty = @('ComputerName','ProgramName')
            if ($Property) {
                $SelectProperty += $Property
            }
            if ($LastAccessTime) {
                $SelectProperty += 'LastAccessTime'
            }
        }
    }

    process {
        foreach ($Computer in $ComputerName) {
            try {
                $socket = New-Object Net.Sockets.TcpClient($Computer, 445)
                if ($socket.Connected) {
                    $RegBase = [Microsoft.Win32.RegistryKey]::OpenRemoteBaseKey([Microsoft.Win32.RegistryHive]::LocalMachine,$Computer)
                    $RegistryLocation | ForEach-Object {
                        $CurrentReg = $_
                        if ($RegBase) {
                            $CurrentRegKey = $RegBase.OpenSubKey($CurrentReg)
                            if ($CurrentRegKey) {
                                $CurrentRegKey.GetSubKeyNames() | ForEach-Object {
                                    $HashProperty.ComputerName = $Computer
                                    $HashProperty.ProgramName = ($DisplayName = ($RegBase.OpenSubKey("$CurrentReg$_")).GetValue('DisplayName'))

                                    if ($IncludeProgram) {
                                        if ($ProgramRegExMatch) {
                                            $IncludeProgram | ForEach-Object {
                                                if ($DisplayName -notmatch $_) {
                                                    $DisplayName = $null
                                                }
                                            }
                                        } else {
                                            $IncludeProgram | ForEach-Object {
                                                if ($DisplayName -notlike $_) {
                                                    $DisplayName = $null
                                                }
                                            }
                                        }
                                    }

                                    if ($ExcludeProgram) {
                                        if ($ProgramRegExMatch) {
                                            $ExcludeProgram | ForEach-Object {
                                                if ($DisplayName -match $_) {
                                                    $DisplayName = $null
                                                }
                                            }
                                        } else {
                                            $ExcludeProgram | ForEach-Object {
                                                if ($DisplayName -like $_) {
                                                    $DisplayName = $null
                                                }
                                            }
                                        }
                                    }

                                    if ($DisplayName) {
                                        if ($Property) {
                                            foreach ($CurrentProperty in $Property) {
                                                $HashProperty.$CurrentProperty = ($RegBase.OpenSubKey("$CurrentReg$_")).GetValue($CurrentProperty)
                                            }
                                        }
                                        if ($LastAccessTime) {
                                            $InstallPath = ($RegBase.OpenSubKey("$CurrentReg$_")).GetValue('InstallLocation') -replace '\\$',''
                                            if ($InstallPath) {
                                                $WmiSplat = @{
                                                    ComputerName = $Computer
                                                    Query        = $("ASSOCIATORS OF {Win32_Directory.Name='$InstallPath'} Where ResultClass = CIM_DataFile")
                                                    ErrorAction  = 'SilentlyContinue'
                                                }
                                                $HashProperty.LastAccessTime = Get-WmiObject @WmiSplat |
                                                    Where-Object {$_.Extension -eq 'exe' -and $_.LastAccessed} |
                                                    Sort-Object -Property LastAccessed |
                                                    Select-Object -Last 1 | ForEach-Object {
                                                        $_.ConvertToDateTime($_.LastAccessed)
                                                    }
                                            } else {
                                                $HashProperty.LastAccessTime = $null
                                            }
                                        }

                                        if ($psversiontable.psversion.major -gt 2) {
                                            [pscustomobject]$HashProperty
                                        } else {
                                            New-Object -TypeName PSCustomObject -Property $HashProperty |
                                            Select-Object -Property $SelectProperty
                                        }
                                    }
                                    $socket.Close()
                                }

                            }

                        }

                    }
                }
            } catch {
                Write-Error $_
            }
        }
    }
}

$OUList = @(
    "OU=Workstations,OU=Testing,DC=Domain,DC=com"
    "OU=Desktops,DC=Domain,DC=com"
    "OU=Laptops,DC=Domain,DC=com"
)

$OUList | ForEach-Object {
    $OU = $_

    $Computers = Get-ADComputer -Properties Name -Filter { Enabled -eq $True -and OperatingSystem -like "*Windows*" } -SearchBase $OU |
        Where-Object {Test-Connection $_.Name -Count 1 -Quiet} |
        Select-Object -ExpandProperty Name |
        Sort-Object

    ForEach ($Computer in $Computers) {
        Write-Host "Checking $Computer ..."
        Get-RemoteProgram -ComputerName $Computer -IncludeProgram ('*Office*') | Sort-Object ProgramName | Export-Csv -Path C:\Logs\Office.txt -NoTypeInformation
    }
}
halfer
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Senior Systems Engineer
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    Please edit your question to match [How to create a Minimal, Complete, and Verifiable example](https://stackoverflow.com/help/mcve) – guiwhatsthat Jan 11 '19 at 09:18
  • 1
    Drop the brackets around `'*Office*'`. Also, looking at the function, you do not need the `foreach ($Computer in $Computers) {..}` loop. You can simply give it the array of computernames in the `-ComputerName` parameter. Then, if you are outputting a CSV file from the results, I'd suggest giving it the `.csv` extension instead of `.txt` – Theo Jan 13 '19 at 16:29

1 Answers1

1

In the original script by Jaap Brasser, replace the if ($DisplayName) block with this code:

    if ($DisplayName) {

       # Console output
       New-Object -TypeName PSCustomObject -Property $HashProperty |
       Select-Object -Property $SelectProperty
                           
       # CSV file output
       $csv_output_object = New-Object PSObject -Property @{ ComputerName = $HashProperty.ComputerName; ProgramName = $HashProperty.ProgramName }
       Export-Csv -InputObject $csv_output_object -Path $global:csv_filename -Append -NoTypeInformation
    }

Be sure to declare $global:csv_filename outside of Function scope or pass in a value for it on the command line. For simplicity, I just declared it in global scope (outside of function scope) as:

$global:csv_filename = "program-list.csv"

Or you can just hard code it as "my-csv-file-name.csv" of course.

Also, if you don't want to append to the same csv file for each run, you'll need this code in the beginning of the 'Process {' block:

    process {

    if ([System.IO.File]::Exists($csv_filename)) {
        remove-item -Path $csv_filename
    }
Vance McCorkle
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