Fabian-Schmidt

Power BI Connectionstring to dataset without premium. Works with Free tier.
Use `Microsoft.AnalysisServices.AdomdClient.AdomdConnection`

`Data Source=pbiazure://analysis.windows.net:443/powerbi/api;Initial Catalog=<VirtualServerName>-<DatasetId>;Location="<PowerBIClusterUrl>/xmla?vs=<VirtualServerName>&db=<DatasetId>";Password="<PowerBIAccessToken>";Provider=PBIDATASET`

VirtualServerName = `sobe_wowvirtualserver` or `sobe_onpremisevirtualserver`
PowerBIClusterUrl = e.g. `https://wabi-west-europe-d-primary-redirect.analysis.windows.net` and see JS variable in PowerBI portal.
DatasetId = See URL in PowerBI portal when looking at dataset options.
PowerBIAccessToken = Example see JS variable in PowerBI portal.

Fabian-Schmidt

$ErrorActionPreference = 'Stop';
Get-ChildItem -Filter '*.rdl' | ForEach {
	$reportFile = $_;
	Write-Host $reportFile;
	$report = [xml](Get-Content $reportFile);
	$report.Report.EmbeddedImages.EmbeddedImage | Foreach {
		$imagexml = $_;
		$imageextension = $imagexml.MIMEType.Split('/')[1];
		$filename = $imagexml.Name + '.' + $imageextension;
		Write-Host '->' $filename;