Gets computer information from SCCM.

Get-SCCMComputer.ps1

<#
.Synopsis
   Gets computer info from SCCM
.DESCRIPTION
   Retrieves computers from SCCM, with optional targeting and filtering
.INPUTS
   [System.String]
.OUTPUTS
   [System.Management.ManagementObject#root\sms\site_SCM\SMS_R_System]
.EXAMPLE
    C:\PS> Get-SCCMComputer -Name ITECBRUC1201234,ITECBRUC1243210
    Retrieves information about two computers.
.EXAMPLE
    C:\PS> Get-SCCMComputer -Filter 'ITECBRUC120%'
    Retrieves information about all matching computers.
#>
function Get-SCCMComputer
{
    [CmdletBinding()]
    [OutputType([System.Management.ManagementObject])]
    Param
    (
        # Computer Name
        [Parameter(Mandatory=$true,
                ValueFromPipelineByPropertyName=$true,
                ParameterSetName='name',
        Position=0)]
        [Alias('ComputerName')]
        [string[]]$Name,

        # Filter, in the form '%StringToSearch%'
        [Parameter(Mandatory=$true,
        ParameterSetName='filter')]
        [string]$Filter,

        # SCCM Server, default to the current MP
        [string]$Server,

        # SCCM Site, default to the current one
        [string]$Site
    )

    Begin
    {
        if ( $Filter ) {
            $FilterString = 'Name like '
            $Name = $Filter
        } else {
            $FilterString = 'Name = '
        }
        if ( !$Server ) {
            $Server = (Get-WmiObject -Class 'SMS_Authority' -Namespace 'ROOT\ccm').CurrentManagementPoint
        }
        if ( !$Site ) {
            $Site = (Get-WmiObject -Class 'SMS_Authority' -Namespace 'ROOT\ccm').Name -Replace '^SMS:',''
        }
        Update-TypeData -TypeName SCCM.ComputerInfo -MemberType ScriptProperty -MemberName LastLogonUser -Value { "$($This.LastLogonUserDomain)\$($This.LastLogonUserName)" } -Force
        Update-TypeData -TypeName SCCM.ComputerInfo -DefaultDisplayPropertySet Name,LastLogonUser,IPAddresses,MACAddresses,ADSiteName -Force
    }
    Process
    {
        $Row = Get-WmiObject -ComputerName $Server -Namespace "root\sms\site_$Site" -Class SMS_R_SYSTEM -Filter "$FilterString '$Name'"
        $Row.PSTypeNames.Insert(0,'SCCM.ComputerInfo')
        $Row
    }
}