dsc/ext/PsGallery/xWebAdministration.1.17.0.0/DSCResources/MSFT_xIisMimeTypeMapping/MSFT_xIisMimeTypeMapping.psm1
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# Load the Helper Module Import-Module -Name "$PSScriptRoot\..\Helper.psm1" # Localized messages data LocalizedData { # culture="en-US" ConvertFrom-StringData -StringData @' NoWebAdministrationModule = Please ensure that WebAdministration module is installed. AddingType = Adding MIMEType '{0}' for extension '{1}' RemovingType = Removing MIMEType '{0}' for extension '{1}' TypeExists = MIMEType '{0}' for extension '{1}' already exist TypeNotPresent = MIMEType '{0}' for extension '{1}' is not present as requested TypeStatusUnknown = MIMEType '{0}' for extension '{1}' is is an unknown status VerboseGetTargetPresent = MIMEType is present VerboseGetTargetAbsent = MIMEType is absent VerboseSetTargetError = Cannot set type '@ } function Get-TargetResource { <# .SYNOPSIS This will return a hashtable of results #> [OutputType([Hashtable])] param ( [Parameter(Mandatory)] [ValidateNotNullOrEmpty()] [String] $Extension, [Parameter(Mandatory)] [ValidateNotNullOrEmpty()] [String] $MimeType, [ValidateSet('Present', 'Absent')] [Parameter(Mandatory)] [String] $Ensure ) # Check if WebAdministration module is present for IIS cmdlets Assert-Module $mt = Get-Mapping -Extension $Extension -Type $MimeType if ($null -eq $mt) { Write-Verbose -Message $LocalizedData.VerboseGetTargetAbsent return @{ Ensure = 'Absent' Extension = $null MimeType = $null } } else { Write-Verbose -Message $LocalizedData.VerboseGetTargetPresent return @{ Ensure = 'Present' Extension = $mt.fileExtension MimeType = $mt.mimeType } } } function Set-TargetResource { <# .SYNOPSIS This will set the desired state #> param ( [Parameter(Mandatory)] [ValidateNotNullOrEmpty()] [String] $Extension, [Parameter(Mandatory)] [ValidateNotNullOrEmpty()] [String] $MimeType, [ValidateSet('Present', 'Absent')] [Parameter(Mandatory)] [String] $Ensure ) Assert-Module [String] $psPathRoot = 'MACHINE/WEBROOT/APPHOST' [String] $sectionNode = 'system.webServer/staticContent' $mt = Get-Mapping -Extension $Extension -Type $MimeType if ($null -eq $mt -and $Ensure -eq 'Present') { # add the MimeType Add-WebConfigurationProperty -PSPath $psPathRoot ` -Filter $sectionNode ` -Name '.' ` -Value @{fileExtension="$Extension";mimeType="$MimeType"} Write-Verbose -Message ($LocalizedData.AddingType -f $MimeType,$Extension); } elseif ($null -ne $mt -and $Ensure -eq 'Absent') { # remove the MimeType Remove-WebConfigurationProperty -PSPath $psPathRoot ` -Filter $sectionNode ` -Name '.' ` -AtElement @{fileExtension="$Extension"} Write-Verbose -Message ($LocalizedData.RemovingType -f $MimeType,$Extension); } else { Write-Verbose -Message $LocalizedData.VerboseSetTargetError } } function Test-TargetResource { <# .SYNOPSIS This tests the desired state. If the state is not correct it will return $false. If the state is correct it will return $true #> [OutputType([System.Boolean])] param ( [Parameter(Mandatory)] [ValidateNotNullOrEmpty()] [String] $Extension, [Parameter(Mandatory)] [ValidateNotNullOrEmpty()] [String] $MimeType, [ValidateSet('Present', 'Absent')] [Parameter(Mandatory)] [String] $Ensure ) [Boolean] $DesiredConfigurationMatch = $true; Assert-Module $mt = Get-Mapping -Extension $Extension -Type $MimeType if (($null -eq $mt -and $Ensure -eq 'Present') -or ($null -ne $mt -and $Ensure -eq 'Absent')) { $DesiredConfigurationMatch = $false; } elseif ($null -ne $mt -and $Ensure -eq 'Present') { # Already there Write-Verbose -Message ($LocalizedData.TypeExists -f $MimeType,$Extension); } elseif ($null -eq $mt -and $Ensure -eq 'Absent') { # TypeNotPresent Write-Verbose -Message ($LocalizedData.TypeNotPresent -f $MimeType,$Extension); } else { $DesiredConfigurationMatch = $false; Write-Verbose -Message ($LocalizedData.TypeStatusUnknown -f $MimeType,$Extension); } return $DesiredConfigurationMatch } #region Helper Functions function Get-Mapping { [CmdletBinding()] param ( [String] $Extension, [String] $Type ) [String] $filter = "system.webServer/staticContent/mimeMap[@fileExtension='" + ` $Extension + "' and @mimeType='" + $Type + "']" return Get-WebConfigurationProperty -PSPath 'MACHINE/WEBROOT/APPHOST' -Filter $filter -Name . } #endregion Export-ModuleMember -Function *-TargetResource |