Private/ExtractUpdateTitleFromLink.ps1

function ExtractUpdateTitleFromLink {
    [CmdletBinding()]
    param (
        [Parameter(Mandatory, Position = 0)]
        [object[]]
        $Links
    )

    foreach ($link in $Links) {
        $outerHtml = "$( $link.outerHTML )"

        # Naive way of parsing this, but the MS Update Catalog likely won't receive many updates to its layout so
        # we *should* be fine.
        $aEndNeedle = "`">"
        $aEnd = $outerHtml.IndexOf($aEndNeedle)

        if ($aEnd -eq -1) {
            Write-Error -Message "Could not find <a> end while parsing title of link." `
                -Category InvalidData `
                -ErrorId "FailedExtractingUpdateTitle" `
                -TargetObject $outerHtml
            continue
        }

        $haystack = $outerHtml.Substring($aEnd + $aEndNeedle.Length)
        $closingANeedle = "</a>"
        $closingA = $haystack.IndexOf($closingANeedle)

        if ($closingA -eq -1) {
            Write-Error -Message "Could not find </a> while parsing title of link." `
                -Category InvalidData `
                -ErrorId "FailedExtractingUpdateTitle" `
                -TargetObject $outerHtml
            continue
        }

        $title = $haystack.Substring(0, $closingA)

        $title = "$title".Replace("`r", "").Replace("`n", "").Trim()

        Write-Output $title
    }
}

# Copyright (c) 2026 AJ Tek Corporation. All Rights Reserved.

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