PowerShell/Scripts/check-xml-file.ps1

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#!/bin/powershell
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<#
.SYNTAX ./check-xml-file [<file>]
.DESCRIPTION checks the given XML file for validity
.LINK https://github.com/fleschutz/PowerShell
.NOTES Author: Markus Fleschutz / License: CC0
#>
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param($File = "")
try {
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if ($File -eq "" ) {
$File = read-host "Enter path to XML file"
}
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$XmlFile = Get-Item $File
$script:ErrorCount = 0
# Perform the XSD Validation
$ReaderSettings = New-Object -TypeName System.Xml.XmlReaderSettings
$ReaderSettings.ValidationType = [System.Xml.ValidationType]::Schema
$ReaderSettings.ValidationFlags = [System.Xml.Schema.XmlSchemaValidationFlags]::ProcessInlineSchema -bor [System.Xml.Schema.XmlSchemaValidationFlags]::ProcessSchemaLocation
$ReaderSettings.add_ValidationEventHandler({ $script:ErrorCount++ })
$Reader = [System.Xml.XmlReader]::Create($XmlFile.FullName, $ReaderSettings)
while ($Reader.Read()) { }
$Reader.Close()
if ($script:ErrorCount -gt 0) {
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write-warning "Invalid XML file"
exit 1
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}
write-host -foregroundColor green "OK - XML file is valid"
exit 0
} catch {
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write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
exit 1
}