Added TechNet galleries submissions

ConvertFrom-SID.ps1

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+function ConvertFrom-SID {
+<#
+.SYNOPSIS
+    Convert SID to user or computer account name
+.DESCRIPTION
+    Convert SID to user or computer account name
+.PARAMETER SID
+    One or more SIDs to convert
+.EXAMPLE
+    ConvertFrom-SID S-1-5-21-2139171146-395215898-1246945465-2359
+.EXAMPLE 
+    'S-1-5-32-580' | ConverFrom-SID
+.FUNCTIONALITY
+    Active Directory
+.NOTES
+    SID conversion for well known SIDs from http://support.microsoft.com/kb/243330
+#>
+    [CmdletBinding()]
+    param(
+        [Parameter(Mandatory=$true,ValueFromPipeline=$true)]
+            [string[]]$sid
+    )
+
+    Begin{
+        #well known SID to name map
+        $wellKnownSIDs = @{
+            'S-1-0' = 'Null Authority'
+            'S-1-0-0' = 'Nobody'
+            'S-1-1' = 'World Authority'
+            'S-1-1-0' = 'Everyone'
+            'S-1-2' = 'Local Authority'
+            'S-1-2-0' = 'Local'
+            'S-1-2-1' = 'Console Logon'
+            'S-1-3' = 'Creator Authority'
+            'S-1-3-0' = 'Creator Owner'
+            'S-1-3-1' = 'Creator Group'
+            'S-1-3-2' = 'Creator Owner Server'
+            'S-1-3-3' = 'Creator Group Server'
+            'S-1-3-4' = 'Owner Rights'
+            'S-1-5-80-0' = 'All Services'
+            'S-1-4' = 'Non-unique Authority'
+            'S-1-5' = 'NT Authority'
+            'S-1-5-1' = 'Dialup'
+            'S-1-5-2' = 'Network'
+            'S-1-5-3' = 'Batch'
+            'S-1-5-4' = 'Interactive'
+            'S-1-5-6' = 'Service'
+            'S-1-5-7' = 'Anonymous'
+            'S-1-5-8' = 'Proxy'
+            'S-1-5-9' = 'Enterprise Domain Controllers'
+            'S-1-5-10' = 'Principal Self'
+            'S-1-5-11' = 'Authenticated Users'
+            'S-1-5-12' = 'Restricted Code'
+            'S-1-5-13' = 'Terminal Server Users'
+            'S-1-5-14' = 'Remote Interactive Logon'
+            'S-1-5-15' = 'This Organization'
+            'S-1-5-17' = 'This Organization'
+            'S-1-5-18' = 'Local System'
+            'S-1-5-19' = 'NT Authority'
+            'S-1-5-20' = 'NT Authority'
+            'S-1-5-32-544' = 'Administrators'
+            'S-1-5-32-545' = 'Users'
+            'S-1-5-32-546' = 'Guests'
+            'S-1-5-32-547' = 'Power Users'
+            'S-1-5-32-548' = 'Account Operators'
+            'S-1-5-32-549' = 'Server Operators'
+            'S-1-5-32-550' = 'Print Operators'
+            'S-1-5-32-551' = 'Backup Operators'
+            'S-1-5-32-552' = 'Replicators'
+            'S-1-5-64-10' = 'NTLM Authentication'
+            'S-1-5-64-14' = 'SChannel Authentication'
+            'S-1-5-64-21' = 'Digest Authority'
+            'S-1-5-80' = 'NT Service'
+            'S-1-5-83-0' = 'NT VIRTUAL MACHINE\Virtual Machines'
+            'S-1-16-0' = 'Untrusted Mandatory Level'
+            'S-1-16-4096' = 'Low Mandatory Level'
+            'S-1-16-8192' = 'Medium Mandatory Level'
+            'S-1-16-8448' = 'Medium Plus Mandatory Level'
+            'S-1-16-12288' = 'High Mandatory Level'
+            'S-1-16-16384' = 'System Mandatory Level'
+            'S-1-16-20480' = 'Protected Process Mandatory Level'
+            'S-1-16-28672' = 'Secure Process Mandatory Level'
+            'S-1-5-32-554' = 'BUILTIN\Pre-Windows 2000 Compatible Access'
+            'S-1-5-32-555' = 'BUILTIN\Remote Desktop Users'
+            'S-1-5-32-556' = 'BUILTIN\Network Configuration Operators'
+            'S-1-5-32-557' = 'BUILTIN\Incoming Forest Trust Builders'
+            'S-1-5-32-558' = 'BUILTIN\Performance Monitor Users'
+            'S-1-5-32-559' = 'BUILTIN\Performance Log Users'
+            'S-1-5-32-560' = 'BUILTIN\Windows Authorization Access Group'
+            'S-1-5-32-561' = 'BUILTIN\Terminal Server License Servers'
+            'S-1-5-32-562' = 'BUILTIN\Distributed COM Users'
+            'S-1-5-32-569' = 'BUILTIN\Cryptographic Operators'
+            'S-1-5-32-573' = 'BUILTIN\Event Log Readers'
+            'S-1-5-32-574' = 'BUILTIN\Certificate Service DCOM Access'
+            'S-1-5-32-575' = 'BUILTIN\RDS Remote Access Servers'
+            'S-1-5-32-576' = 'BUILTIN\RDS Endpoint Servers'
+            'S-1-5-32-577' = 'BUILTIN\RDS Management Servers'
+            'S-1-5-32-578' = 'BUILTIN\Hyper-V Administrators'
+            'S-1-5-32-579' = 'BUILTIN\Access Control Assistance Operators'
+            'S-1-5-32-580' = 'BUILTIN\Remote Management Users'
+        }
+    }
+
+    Process {
+
+        #loop through provided SIDs
+        foreach($id in $sid){
+
+            #Map name to well known sid.  If this fails, use .net to get the account
+            if($name = $wellKnownSIDs[$id]){ }
+            else{
+
+                #Try to translate the SID to an account
+                Try{
+                    $objSID = New-Object System.Security.Principal.SecurityIdentifier($id)
+                    $name = ( $objSID.Translate([System.Security.Principal.NTAccount]) ).Value
+                }
+                Catch{
+                    $name = "Not a valid SID or could not be identified"
+                    Write-Verbose "$id is not a valid SID or could not be identified"
+                }
+            }
+
+            #Display the results
+            New-Object -TypeName PSObject -Property @{
+                SID = $id
+                Name = $name
+            } | Select SID, Name
+
+        }
+    }
+}

Get-ADGroupMembers.ps1

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+function Get-ADGroupMembers {
+    <#
+    .SYNOPSIS
+	    Return all group members for specified groups.
+
+    .FUNCTIONALITY
+        Active Directory
+
+    .DESCRIPTION
+	    Return all group members for specified groups.   Requires .NET 3.5, does not require RSAT
+	
+    .PARAMETER Group
+        One or more Security Groups to enumerate
+
+    .PARAMETER Recurse
+	    Whether to recurse groups.  Note that subgroups are NOT returned if this is true, only user accounts
+
+        Default value is $True
+
+    .EXAMPLE
+        #Get all group members in Domain Admins or nested subgroups, only include samaccountname property
+	    Get-ADGroupMembers "Domain Admins" | Select-Object -ExpandProperty samaccountname
+
+    .EXAMPLE
+        #Get members for objects returned by Get-ADGroupMembers
+        Get-ADGroupMembers -group "Domain Admins" | Get-Member
+    #>	
+    [cmdletbinding()]
+    Param(
+        [Parameter(Position=0, ValueFromPipeline=$true)]
+            [string[]]$group = 'Domain Admins',
+
+            [bool]$Recurse = $true   
+    )
+
+    Begin {
+        #Add the .net type
+            $type = 'System.DirectoryServices.AccountManagement'
+            Try{
+                Add-Type -AssemblyName $type -ErrorAction Stop
+            }
+            Catch {
+                Throw "Could not load $type`: Confirm .NET 3.5 or later is installed"
+                Break
+            }
+
+        #set up context type
+        # use the 'Machine' ContextType if you want to retrieve local group members
+        # http://msdn.microsoft.com/en-us/library/system.directoryservices.accountmanagement.contexttype.aspx
+            $ct = [System.DirectoryServices.AccountManagement.ContextType]::Domain
+    }
+
+    Process {
+        #List group members
+            foreach($GroupName in $group){
+                Try { 
+                    $grp = [System.DirectoryServices.AccountManagement.GroupPrincipal]::FindByIdentity($ct,$GroupName)
+
+                    #display results or warn if no results
+                        if($grp){
+                            $grp.GetMembers($Recurse)
+                        }
+                        else{
+                            Write-Warning "Could not find group '$GroupName'"
+                        }
+                }
+                Catch {
+                    Write-Error "Could not obtain members for $GroupName`: $_"
+                    Continue
+                }
+            }
+    }
+    End{
+        #cleanup
+            $ct = $grp = $null
+    }
+}

Get-FolderEntry.ps1

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+function Get-FolderEntry { 
+    <#
+        .SYNOPSIS
+            Lists all folders under a specified folder regardless of character limitation on path depth.
+
+        .DESCRIPTION
+            Lists all folders under a specified folder regardless of character limitation on path depth.
+
+            This is based on Boe's Get-FolderItem command here:  http://gallery.technet.microsoft.com/scriptcenter/Get-Deeply-Nested-Files-a2148fd7
+
+        .FUNCTIONALITY 
+            Computers
+
+        .PARAMETER Path
+            One or more paths to search for subdirectories under
+
+        .PARAMETER ExcludeFolder
+            One or more paths to exclude from query
+
+        .EXAMPLE
+            Get-FolderEntry -Path "C:\users"
+            
+                FullPathLength FullName                                        FileCount
+                -------------- --------                                        ---------
+                             9 C:\Users\                                       1
+                            23 C:\Users\SomeUser\                              7
+                            31 C:\Users\SomeUser\AppData\                      0
+                            37 C:\Users\SomeUser\AppData\Local\                0
+                            47 C:\Users\SomeUser\AppData\Local\Microsoft\      0
+                            ...
+
+            Description
+            -----------
+            Returns all folders under the users folder.
+
+        .EXAMPLE
+            Get-FolderEntry -Path "C:\users" -excludefolder "C:\Users\SomeUser\AppData\Local\Microsoft\"
+            
+                FullPathLength FullName                                                FileCount
+                -------------- --------                                                ---------
+                             9 C:\Users\                                               1
+                            23 C:\Users\SomeUser\                                      7
+                            31 C:\Users\SomeUser\AppData\                              0
+                            37 C:\Users\SomeUser\AppData\Local\                        0
+                            52 C:\Users\SomeUser\AppData\Local\Microsoft Help\         0          #NOTE that we skipped the excludefolder path
+                            ...
+
+            Description
+            -----------
+            Returns all folders under the users folder, excluding C:\Users\SomeUser\AppData\Local\Microsoft\ and all subdirectories
+
+        .INPUTS
+            System.String
+    
+        .OUTPUTS
+            System.IO.RobocopyDirectoryInfo
+
+        .NOTES
+            Name: Get-FolderItem
+            Author: Boe Prox
+            Date Created: 31 March 2013
+            Updated by rcm
+    #>
+    [cmdletbinding(DefaultParameterSetName='Filter')]
+    Param (
+        [parameter(
+            Position=0,
+            ValueFromPipeline=$True,
+            ValueFromPipelineByPropertyName=$True)]
+        [Alias('FullName')]
+        [string[]]$Path = $PWD,
+
+        [parameter(ParameterSetName='Filter')]
+        [string[]]$Filter = '*.*',    
+
+        [parameter(ParameterSetName='Exclude')]
+        [string[]]$ExcludeFolder
+    )
+
+    Begin {
+
+        #Define arguments for robocopy and regex to parse results
+            $array = @("/L","/S","/NJH","/BYTES","/FP","/NC","/NFL","/TS","/XJ","/R:0","/W:0")
+            $regex = "^(?<Count>\d+)\s+(?<FullName>.*)"
+
+        #Create an arraylist
+            $params = New-Object System.Collections.Arraylist
+            $params.AddRange($array)
+    }
+
+    Process {
+
+        ForEach ($item in $Path) {
+            Try {
+
+                $item = (Resolve-Path -LiteralPath $item -ErrorAction Stop).ProviderPath
+
+                If (-Not (Test-Path -LiteralPath $item -Type Container -ErrorAction Stop)) {
+                    Write-Warning ("{0} is not a directory and will be skipped" -f $item)
+                    Return
+                }
+
+                If ($PSBoundParameters['ExcludeFolder']) {
+                    $filterString = ($ExcludeFolder | %{"'$_'"}) -join ','
+                    $Script = "robocopy `"$item`" NULL $Filter $params /XD $filterString"
+                }
+                Else {
+                    $Script = "robocopy `"$item`" NULL $Filter $params"
+                }
+
+                Write-Verbose ("Scanning {0}" -f $item)
+
+                #Run robocopy and parse results into an object.
+                Invoke-Expression $Script | ForEach {
+                    Try {
+                        If ($_.Trim() -match $regex) {
+                           $object = New-Object PSObject -Property @{
+                                FullName = $matches.FullName
+                                FileCount = [int64]$matches.Count
+                                FullPathLength = [int] $matches.FullName.Length
+                            } | select FullName, FileCount, FullPathLength
+                            $object.pstypenames.insert(0,'System.IO.RobocopyDirectoryInfo')
+                            Write-Output $object
+                        } Else {
+                            Write-Verbose ("Not matched: {0}" -f $_)
+                        }
+                    } Catch {
+                        Write-Warning ("{0}" -f $_.Exception.Message)
+                        Return
+                    }
+                }
+            } Catch {
+                Write-Warning ("{0}" -f $_.Exception.Message)
+                Return
+            }
+        }
+    }
+}