create-SSRSDataDrivenSub.ps1

$reportExportPath = 'C:\temp\reports'
$reportFiles = Get-ChildItem $reportExportPath -Filter *.xml
foreach($file in $reportFiles)
{
    $reportobject = Import-Clixml -path ($file.fullname)
    #$extensionsettings =  [SSRSProxy.ExtensionSettings]::new()
    $extensionSettings = New-Object -typename 'SSRSProxy.ExtensionSettings' 
    $extensionSettings.Extension = $reportobject.Subscriptions.properties.extensionSettings.Extension
    $paramvalues = @()
    foreach($parameterField in $reportobject.Subscriptions.properties.extensionSettings.ParameterValues)
    {
        if($parameterfield.psobject.Properties.name[0] -eq 'ParameterName') #rebuild the object into an extenstion setting this one contains a parameter field reference
        {
            $a = [SSRSProxy.ParameterFieldReference]::new()
            $a.FieldAlias = $reportobject.Subscriptions.properties.extensionSettings.ParameterValues.fieldalias
            $a.ParameterName = $reportobject.Subscriptions.properties.extensionSettings.ParameterValues.ParameterName
        }
        elseif($parameterfield.psobject.Properties.name[0] -eq 'Name') #rebuild the object into an extension settings object this one contains a param value
        {
            $a = [SSRSProxy.ParameterValue]::New()
            $a.Label = $parameterField.Label
            $a.Name = $parameterField.Name
            $a.Value = $parameterField.Value
        }
        $paramvalues += $a
    }
    $extensionSettings.ParameterValues = [ssrsproxy.parametervalueorfieldreference[]]$paramvalues
    #$extensionSettings.ParameterValues = $extParams
    [SSRSProxy.DataRetrievalPlan]$DataRetrievalPlan = New-Object SSRSProxy.DataRetrievalPlan
    [SSRSProxy.DataSourceReference]$item = $reportobject.Subscriptions.properties.DataRetrievalPlan.Item
    $DataRetrievalPlan.DataSet = $reportobject.Subscriptions.properties.DataRetrievalPlan.DataSet
    $description = $reportobject.Subscriptions.properties.Description
    $eventtype = $reportobject.Subscriptions.properties.eventtype
    $matchdata =  $reportobject.Subscriptions.properties.matchdata
    $b = [Ssrsproxy.parameterfieldreference]::new()
    $b.FieldAlias = $reportobject.Subscriptions.properties.parameters.fieldalias
    $b.ParameterName = $reportobject.Subscriptions.properties.parameters.ParameterName
    [SSRSProxy.ParameterValueOrFieldReference]$ParameterValueOrFieldReference =  $b
    $itemPath = "$destination/$($reportObject.name)"
    $ssrsproxy.CreateDataDrivenSubscription($itempath , $extensionsettings , $DataRetrievalPlan,  $description, $eventtype, $matchdata, $ParameterValueOrFieldReference) 
  
}