DSCResources/MSFT_SPOTheme/MSFT_SPOTheme.psm1
function Get-TargetResource { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [Parameter(Mandatory = $true)] [System.String] $Name, [Parameter()] [System.Boolean] $IsInverted, [Parameter()] [Microsoft.Management.Infrastructure.CimInstance[]] $Palette, [Parameter()] [ValidateSet("Present", "Absent")] [System.String] $Ensure = "Present", [Parameter()] [System.Management.Automation.PSCredential] $GlobalAdminAccount, [Parameter()] [System.String] $ApplicationId, [Parameter()] [System.String] $TenantId, [Parameter()] [System.String] $CertificatePath, [Parameter()] [System.Management.Automation.PSCredential] $CertificatePassword, [Parameter()] [System.String] $CertificateThumbprint ) Write-Verbose -Message "Getting configuration for SPO Theme $Name" $ConnectionMode = New-M365DSCConnection -Platform 'PNP' -InboundParameters $PSBoundParameters #region Telemetry $ResourceName = $MyInvocation.MyCommand.ModuleName.Replace("MSFT_", "") $data = [System.Collections.Generic.Dictionary[[String], [String]]]::new() $data.Add("Resource", $ResourceName) $data.Add("Method", $MyInvocation.MyCommand) $data.Add("Principal", $GlobalAdminAccount.UserName) $data.Add("TenantId", $TenantId) $data.Add("ConnectionMode", $ConnectionMode) Add-M365DSCTelemetryEvent -Data $data #endregion $nullReturn = $PSBoundParameters $nullReturn.Ensure = "Absent" try { Write-Verbose -Message "Getting theme $Name" $theme = Get-PnPTenantTheme -ErrorAction Stop | Where-Object -FilterScript { $_.Name -eq $Name } if ($null -eq $theme) { Write-Verbose -Message "The specified theme doesn't exist." return $nullReturn } $convertedPalette = Convert-ExistingThemePaletteToHashTable -Palette ([System.Collections.Hashtable]$theme.Palette) return @{ Name = $theme.Name IsInverted = $theme.IsInverted Palette = $convertedPalette GlobalAdminAccount = $GlobalAdminAccount Ensure = "Present" ApplicationId = $ApplicationId TenantId = $TenantId CertificatePassword = $CertificatePassword CertificatePath = $CertificatePath CertificateThumbprint = $CertificateThumbprint } } catch { try { Write-Verbose -Message $_ $tenantIdValue = "" if (-not [System.String]::IsNullOrEmpty($TenantId)) { $tenantIdValue = $TenantId } elseif ($null -ne $GlobalAdminAccount) { $tenantIdValue = $GlobalAdminAccount.UserName.Split('@')[1] } Add-M365DSCEvent -Message $_ -EntryType 'Error' ` -EventID 1 -Source $($MyInvocation.MyCommand.Source) ` -TenantId $tenantIdValue } catch { Write-Verbose -Message $_ } return $nullReturn } } function Set-TargetResource { [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [System.String] $Name, [Parameter()] [System.Boolean] $IsInverted, [Parameter()] [Microsoft.Management.Infrastructure.CimInstance[]] $Palette, [Parameter()] [ValidateSet("Present", "Absent")] [System.String] $Ensure = "Present", [Parameter()] [System.Management.Automation.PSCredential] $GlobalAdminAccount, [Parameter()] [System.String] $ApplicationId, [Parameter()] [System.String] $TenantId, [Parameter()] [System.String] $CertificatePath, [Parameter()] [System.Management.Automation.PSCredential] $CertificatePassword, [Parameter()] [System.String] $CertificateThumbprint ) Write-Verbose -Message "Setting configuration for SPO Theme $Name" #region Telemetry $ResourceName = $MyInvocation.MyCommand.ModuleName.Replace("MSFT_", "") $data = [System.Collections.Generic.Dictionary[[String], [String]]]::new() $data.Add("Resource", $ResourceName) $data.Add("Method", $MyInvocation.MyCommand) $data.Add("Principal", $GlobalAdminAccount.UserName) $data.Add("TenantId", $TenantId) Add-M365DSCTelemetryEvent -Data $data #endregion $ConnectionMode = New-M365DSCConnection -Platform 'PNP' -InboundParameters $PSBoundParameters $CurrentPalette = Get-TargetResource @PSBoundParameters if ($Ensure -eq "Present") { Write-Verbose "Converting Received Palette Values into Hashtable" $HashPalette = Convert-NewThemePaletteToHashTable -Palette $Palette $AddParameters = @{ Identity = $Name IsInverted = $IsInverted Palette = $HashPalette } try { $existingTheme = Get-PnPTenantTheme -Name $Name -ErrorAction SilentlyContinue } catch { Write-Verbose -Message "Theme $($Name) does not yet exist." } if ($null -eq $existingTheme) { Write-Verbose -Message "Theme {$Name} doesn't already exist. Creating it." Add-PnPTenantTheme @AddParameters } else { Write-Verbose -Message "Theme {$Name} already exists. Updating it" Add-PnPTenantTheme @AddParameters -Overwrite } } elseif ($Ensure -eq 'Absent' -and $CurrentPalette.Ensure -eq 'Present') { Write-Verbose -Message "Removing theme $($Name)" try { Remove-PnPTenantTheme -Identity $Name } catch { $Message = "The SPOTheme $($Name) does not exist and for that cannot be removed." New-M365DSCLogEntry -Error $_ -Message $Message -Source $MyInvocation.MyCommand.ModuleName Write-Error $Message } } } function Test-TargetResource { [CmdletBinding()] [OutputType([System.Boolean])] param ( [Parameter(Mandatory = $true)] [System.String] $Name, [Parameter()] [System.Boolean] $IsInverted, [Parameter()] [Microsoft.Management.Infrastructure.CimInstance[]] $Palette, [Parameter()] [ValidateSet("Present", "Absent")] [System.String] $Ensure = "Present", [Parameter()] [System.Management.Automation.PSCredential] $GlobalAdminAccount, [Parameter()] [System.String] $ApplicationId, [Parameter()] [System.String] $TenantId, [Parameter()] [System.String] $CertificatePath, [Parameter()] [System.Management.Automation.PSCredential] $CertificatePassword, [Parameter()] [System.String] $CertificateThumbprint ) #region Telemetry $ResourceName = $MyInvocation.MyCommand.ModuleName.Replace("MSFT_", "") $data = [System.Collections.Generic.Dictionary[[String], [String]]]::new() $data.Add("Resource", $ResourceName) $data.Add("Method", $MyInvocation.MyCommand) $data.Add("Principal", $GlobalAdminAccount.UserName) $data.Add("TenantId", $TenantId) Add-M365DSCTelemetryEvent -Data $data #endregion Write-Verbose -Message "Testing configuration for SPO Theme $Name" $CurrentValues = Get-TargetResource @PSBoundParameters Write-Verbose -Message "Current Values: $(Convert-M365DscHashtableToString -Hashtable $CurrentValues)" Write-Verbose -Message "Target Values: $(Convert-M365DscHashtableToString -Hashtable $PSBoundParameters)" $ValuesToCheck = $PSBoundParameters $ValuesToCheck.Remove("GlobalAdminAccount") | Out-Null $ValuesToCheck.Remove("Palette") | Out-Null $ValuesToCheck.Remove("ApplicationId") | Out-Null $ValuesToCheck.Remove("TenantId") | Out-Null $ValuesToCheck.Remove("CertificatePath") | Out-Null $ValuesToCheck.Remove("CertificatePassword") | Out-Null $ValuesToCheck.Remove("CertificateThumbprint") | Out-Null $TestResult = Test-M365DSCParameterState -CurrentValues $CurrentValues ` -Source $($MyInvocation.MyCommand.Source) ` -DesiredValues $PSBoundParameters ` -ValuesToCheck $ValuesToCheck.Keys if ($TestResult) { $TestResult = Compare-SPOTheme -existingThemePalette $currentValues.Palette -configThemePalette $Palette } Write-Verbose -Message "Test-TargetResource returned $TestResult" return $TestResult } function Export-TargetResource { [CmdletBinding()] [OutputType([System.String])] param ( [Parameter()] [System.Management.Automation.PSCredential] $GlobalAdminAccount, [Parameter()] [System.String] $ApplicationId, [Parameter()] [System.String] $TenantId, [Parameter()] [System.String] $CertificatePath, [Parameter()] [System.Management.Automation.PSCredential] $CertificatePassword, [Parameter()] [System.String] $CertificateThumbprint ) $ConnectionMode = New-M365DSCConnection -Platform 'PNP' ` -InboundParameters $PSBoundParameters #region Telemetry $ResourceName = $MyInvocation.MyCommand.ModuleName.Replace("MSFT_", "") $data = [System.Collections.Generic.Dictionary[[String], [String]]]::new() $data.Add("Resource", $ResourceName) $data.Add("Method", $MyInvocation.MyCommand) $data.Add("Principal", $GlobalAdminAccount.UserName) $data.Add("TenantId", $TenantId) $data.Add("ConnectionMode", $ConnectionMode) Add-M365DSCTelemetryEvent -Data $data #endregion try { [array]$themes = Get-PnPTenantTheme -ErrorAction Stop $dscContent = "" $i = 1 Write-Host "`r`n" -NoNewline foreach ($theme in $themes) { Write-Host " |---[$i/$($themes.Length)] $($theme.Name)" -NoNewline $Params = @{ Name = $theme.Name ApplicationId = $ApplicationId TenantId = $TenantId CertificatePassword = $CertificatePassword CertificatePath = $CertificatePath CertificateThumbprint = $CertificateThumbprint GlobalAdminAccount = $GlobalAdminAccount } $Results = Get-TargetResource @Params $Results = Update-M365DSCExportAuthenticationResults -ConnectionMode $ConnectionMode ` -Results $Results $Results.Palette = ConvertTo-SPOThemePalettePropertyString $Results.Palette $currentDSCBlock = Get-M365DSCExportContentForResource -ResourceName $ResourceName ` -ConnectionMode $ConnectionMode ` -ModulePath $PSScriptRoot ` -Results $Results ` -GlobalAdminAccount $GlobalAdminAccount if ($null -ne $Results.Palette) { $currentDSCBlock = Convert-DSCStringParamToVariable -DSCBlock $currentDSCBlock ` -ParameterName "Palette" } $dscContent += $currentDSCBlock Save-M365DSCPartialExport -Content $currentDSCBlock ` -FileName $Global:PartialExportFileName Write-Host $Global:M365DSCEmojiGreenCheckMark $i++ } return $dscContent } catch { try { Write-Verbose -Message $_ $tenantIdValue = "" if (-not [System.String]::IsNullOrEmpty($TenantId)) { $tenantIdValue = $TenantId } elseif ($null -ne $GlobalAdminAccount) { $tenantIdValue = $GlobalAdminAccount.UserName.Split('@')[1] } Add-M365DSCEvent -Message $_ -EntryType 'Error' ` -EventID 1 -Source $($MyInvocation.MyCommand.Source) ` -TenantId $tenantIdValue } catch { Write-Verbose -Message $_ } return "" } } function Convert-ExistingThemePaletteToHashTable { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param( [Parameter(Mandatory = $true)] [System.Collections.Hashtable] $Palette ) $themeHash = @{ } foreach ($entry in $Palette.GetEnumerator()) { $themeHash[$entry.Key] = $entry.Value } return $themeHash } function Convert-NewThemePaletteToHashTable { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param( [Parameter(Mandatory = $true)] [Microsoft.Management.Infrastructure.CimInstance[]] $Palette ) $results = @{ } foreach ($entry in $Palette) { $results.Add($entry.Property, $entry.Value) } return $results } function ConvertTo-SPOThemePalettePropertyString { [CmdletBinding()] [OutputType([System.String])] param ( [Parameter(Mandatory = $true)] [System.Collections.Hashtable] $Palette ) $StringContent = "@(" foreach ($property in $Palette.Keys) { $StringContent += " MSFT_SPOThemePaletteProperty`r`n {`r`n" $StringContent += " Property = '$($property)'`r`n" $StringContent += " Value = '$($Palette[$property])'`r`n" $StringContent += " }`r`n" } $StringCOntent += " )`r`n" return $StringContent } function Compare-SPOTheme { [CmdletBinding()] [OutputType([System.String])] param( [Parameter(Mandatory = $true)] [System.Object] $existingThemePalette, [Parameter(Mandatory = $true)] [System.Object] $configThemePalette ) $existingThemePalette = $existingThemePalette.GetEnumerator() | Sort-Object -Property Name $configThemePalette = $configThemePalette.GetEnumerator() | Sort-Object -Property Name $existingThemePaletteCount = 0 $configThemePaletteCount = 0 foreach ($val in $existingThemePalette.Value) { if ($configThemePalette.Value.Contains($val)) { $configThemePaletteCount++ } } foreach ($val in $configThemePalette.Value) { if ($existingThemePalette.value.Contains($val)) { $existingThemePaletteCount++ } } if (($existingThemePalette.Count -eq $configThemePaletteCount) -and ($configThemePalette.Count -eq $existingThemePaletteCount)) { return "Themes are identical" } else { return "Themes are not identical" } } Export-ModuleMember -Function *-TargetResource |