XMLOps/Remove-DuplicateFileAttribRef_IDBased.psm1
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Function Remove-DuplicateFileAttribRef_IDBased { <# .SYNOPSIS Loops through each Signer element in <Signers> node in the XML file and removes duplicate FileAttribRef elements inside them Based on the RuleID attribute This is according to the ConfigCI Schema .PARAMETER XmlFilePath The path to the XML file to be modified .INPUTS System.IO.FileInfo .OUTPUTS System.Void #> [CmdletBinding()] [OutputType([System.Void])] Param( [Parameter(Mandatory = $true)][System.IO.FileInfo]$XmlFilePath ) Begin { . "$([WDACConfig.GlobalVars]::ModuleRootPath)\CoreExt\PSDefaultParameterValues.ps1" # Load the XML file [System.Xml.XmlDocument]$Xml = Get-Content -Path $XmlFilePath } Process { # Iterate through each Signer element foreach ($Signer in $Xml.SiPolicy.Signers.Signer) { # Create a hashtable to track unique FileAttribRef IDs [System.Collections.Hashtable]$UniqueFileAttribRefs = @{} # Iterate through each FileAttribRef element of the current signer foreach ($FileAttribRef in $Signer.FileAttribRef) { # Get the RuleID attribute value of the current FileAttribRef element [System.String]$FileAttribRefID = $FileAttribRef.RuleID # Check if the current FileAttribRef ID already exists in the hashtable if (-not $UniqueFileAttribRefs.ContainsKey($FileAttribRefID)) { # If not, add it to the hashtable and keep the FileAttribRef element $UniqueFileAttribRefs[$FileAttribRefID] = $true } else { # If it exists, remove the duplicate FileAttribRef element [System.Void]$Signer.RemoveChild($FileAttribRef) } } } } End { # Save the modified XML back to the file $Xml.Save($XmlFilePath) } } Export-ModuleMember -Function 'Remove-DuplicateFileAttribRef_IDBased' |