Files
management-scripts/Create-BatteryReport.ps1

79 lines
2.4 KiB
PowerShell

# Exit this script if the current device doesn't have a built-in battery
If ( $null -eq (Get-CimInstance -ClassName Win32_Battery -ErrorAction SilentlyContinue) ) { Microsoft.Powershell.Utility\Write-Output "This endpoint does not have a battery" ; Exit }
# Define file paths
$Today = Get-LongDate
$ReportPathNoExt = "${OutputDirectory}\batteryreport_${Env:COMPUTERNAME}_${Today}"
$HtmlReportPath = $ReportPathNoExt + '.html'
$XmlReportPath = $ReportPathNoExt + '.xml'
# Delete reports if they already exist
If ( Test-Path $XmlReportPath ) { Remove-Item -Path $XmlReportPath -Force }
If ( Test-Path $HtmlReportPath ) { Remove-Item -Path $HtmlReportPath -Force }
# Generate the XML report
Write-Output "Generating XML battery report: ${XmlReportPath}"
Try {
$XmlProcess = Start-Process "powercfg.exe" `
-ArgumentList "/batteryreport /output ""${XmlReportPath}"" /xml" `
-Wait `
-PassThru `
-ErrorAction Stop
}
Catch {
Write-Error $_.Exception.Message
Exit 1
}
# Make sure powercfg succeeded and actually produced the report
If ( $XmlProcess.ExitCode -ne 0 ) {
Write-Error "powercfg failed to generate the XML battery report with exit code $($XmlProcess.ExitCode)"
Exit 1
}
If ( !(Test-Path -LiteralPath $XmlReportPath -PathType Leaf) ) {
Write-Error "The XML battery report was not created: ${XmlReportPath}"
Exit 1
}
# Validate the generated XML and confirm that it contains battery records
Try {
[xml]$GeneratedBatteryReport = Get-Content `
-LiteralPath $XmlReportPath `
-Raw `
-ErrorAction Stop
}
Catch {
Write-Error "The generated battery report is not valid XML: $($_.Exception.Message)"
Exit 1
}
$GeneratedBatteries = @(
$GeneratedBatteryReport.BatteryReport.Batteries.Battery
)
If ( $GeneratedBatteries.Count -eq 0 ) {
Write-Error "The generated battery report contains no battery records"
Exit 1
}
# Convert XML report to HTML
Write-Output "Generating HTML battery report: ${HtmlReportPath}"
Try {
$HtmlProcess = Start-Process "powercfg.exe" `
-ArgumentList "/batteryreport /transformxml ""${XmlReportPath}"" /output ""${HtmlReportPath}""" `
-Wait `
-PassThru `
-ErrorAction Stop
}
Catch {
Write-Error $_.Exception.Message
Exit 1
}
If ( $HtmlProcess.ExitCode -ne 0 -or !(Test-Path -LiteralPath $HtmlReportPath -PathType Leaf) ) {
Write-Error "Failed to create the HTML battery report"
Exit 1
}