Private/GetMUCatalogUpdateInfo.ps1

function GetMUCatalogUpdateInfo {
    [CmdletBinding()]
    param (
        [Parameter(Mandatory)]
        [string]
        $Uri
    )

    $updateInfo = @{
        "UpdateID" = ""
        "Files" = New-Object -TypeName "System.Collections.ArrayList"
    }

    # https://www.catalog.update.microsoft.com/ScopedViewInline.aspx?updateid={{UPDATE_GUID}}
    if ($Uri -match "updateid=([a-zA-Z\d]{8}-([a-zA-Z\d]{4}-){3}[a-zA-Z\d]{12})") {
        Write-Verbose "Found update ID in URI ($( $Matches[1] ))."
    } else {
        $webRequestParams = GetWebRequestSplatBase -Uri $Uri
        $updateInfoResponse = Invoke-WebRequest @webRequestParams -ErrorAction Stop

        if ($updateInfoResponse.Content -notmatch '"ScopedViewHandler_UpdateID">([a-zA-Z\d]{8}-([a-zA-Z\d]{4}-){3}[a-zA-Z\d]{12})</') {
            Write-Error -Message "Could not parse update ID from response." `
                -Category "ObjectNotFound" `
                -ErrorId "CouldNotParseUpdateID"
            return
        }
    }

    $updateInfo["UpdateId"] = $Matches[1]
    $updateFilesRequestParams = @{
        "updateIDs" = "[{`"size`":0,`"languages`":`"`",`"uidInfo`":`"$( $updateInfo["UpdateId"] )`",`"updateID`":`"$( $updateInfo["UpdateId"] )`"}]"
    }
    $webRequestParams = GetWebRequestSplatBase -Uri "https://www.catalog.update.microsoft.com/DownloadDialog.aspx"
    $webRequestParams["Method"] = "Post"
    $webRequestParams["Body"] = $updateFilesRequestParams
    $updateFilesResponse = Invoke-WebRequest @webRequestParams -ErrorAction Stop

    if ($updateFilesResponse.Content -notmatch "downloadInformation = ([\s\S]+?)minFilePath") {
        Write-Error -Message "Could not parse download information from response." `
            -Category "ObjectNotFound" `
            -ErrorId "CouldNotParseDownloadInformation"
        return
    }

    $fileInfoMatches = [regex]::Matches(
        $Matches[1],
        "files\[\d\] = new Obj[\s\S]+?url = '(.*?)';[\s\S]+?fileName = '(.*?)';[\s\S]+?defaultFile",
        [System.Text.RegularExpressions.RegexOptions]"IgnoreCase,Multiline",
        [timespan]::FromSeconds(60)
    )

    if ($fileInfoMatches.Count -eq 0) {
        Write-Error -Message "Could not parse file list from response." `
            -Category ObjectNotFound `
            -ErrorId "CouldNotParseFileList"
        return
    }

    foreach ($fileInfoMatch in $fileInfoMatches) {
        [void]($updateInfo["Files"].Add(@{
            "Uri" = $fileInfoMatch.Groups[1].Value
            "FileName" = $fileInfoMatch.Groups[2].Value
        }))
    }

    return $updateInfo
}

# Copyright (c) 2023 AJ Tek Corporation. All Rights Reserved.

# SIG # Begin signature block
# MIIVmwYJKoZIhvcNAQcCoIIVjDCCFYgCAQExCzAJBgUrDgMCGgUAMGkGCisGAQQB
# gjcCAQSgWzBZMDQGCisGAQQBgjcCAR4wJgIDAQAABBAfzDtgWUsITrck0sYpfvNR
# AgEAAgEAAgEAAgEAAgEAMCEwCQYFKw4DAhoFAAQUe+a3RYFbAk8sz0QnoNJVOYbd
# i1OgghH7MIIFbzCCBFegAwIBAgIQSPyTtGBVlI02p8mKidaUFjANBgkqhkiG9w0B
# AQwFADB7MQswCQYDVQQGEwJHQjEbMBkGA1UECAwSR3JlYXRlciBNYW5jaGVzdGVy
# MRAwDgYDVQQHDAdTYWxmb3JkMRowGAYDVQQKDBFDb21vZG8gQ0EgTGltaXRlZDEh
# MB8GA1UEAwwYQUFBIENlcnRpZmljYXRlIFNlcnZpY2VzMB4XDTIxMDUyNTAwMDAw
# MFoXDTI4MTIzMTIzNTk1OVowVjELMAkGA1UEBhMCR0IxGDAWBgNVBAoTD1NlY3Rp
# Z28gTGltaXRlZDEtMCsGA1UEAxMkU2VjdGlnbyBQdWJsaWMgQ29kZSBTaWduaW5n
# IFJvb3QgUjQ2MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAjeeUEiIE
# JHQu/xYjApKKtq42haxH1CORKz7cfeIxoFFvrISR41KKteKW3tCHYySJiv/vEpM7
# fbu2ir29BX8nm2tl06UMabG8STma8W1uquSggyfamg0rUOlLW7O4ZDakfko9qXGr
# YbNzszwLDO/bM1flvjQ345cbXf0fEj2CA3bm+z9m0pQxafptszSswXp43JJQ8mTH
# qi0Eq8Nq6uAvp6fcbtfo/9ohq0C/ue4NnsbZnpnvxt4fqQx2sycgoda6/YDnAdLv
# 64IplXCN/7sVz/7RDzaiLk8ykHRGa0c1E3cFM09jLrgt4b9lpwRrGNhx+swI8m2J
# mRCxrds+LOSqGLDGBwF1Z95t6WNjHjZ/aYm+qkU+blpfj6Fby50whjDoA7NAxg0P
# OM1nqFOI+rgwZfpvx+cdsYN0aT6sxGg7seZnM5q2COCABUhA7vaCZEao9XOwBpXy
# bGWfv1VbHJxXGsd4RnxwqpQbghesh+m2yQ6BHEDWFhcp/FycGCvqRfXvvdVnTyhe
# Be6QTHrnxvTQ/PrNPjJGEyA2igTqt6oHRpwNkzoJZplYXCmjuQymMDg80EY2NXyc
# uu7D1fkKdvp+BRtAypI16dV60bV/AK6pkKrFfwGcELEW/MxuGNxvYv6mUKe4e7id
# FT/+IAx1yCJaE5UZkADpGtXChvHjjuxf9OUCAwEAAaOCARIwggEOMB8GA1UdIwQY
# MBaAFKARCiM+lvEH7OKvKe+CpX/QMKS0MB0GA1UdDgQWBBQy65Ka/zWWSC8oQEJw
# IDaRXBeF5jAOBgNVHQ8BAf8EBAMCAYYwDwYDVR0TAQH/BAUwAwEB/zATBgNVHSUE
# DDAKBggrBgEFBQcDAzAbBgNVHSAEFDASMAYGBFUdIAAwCAYGZ4EMAQQBMEMGA1Ud
# HwQ8MDowOKA2oDSGMmh0dHA6Ly9jcmwuY29tb2RvY2EuY29tL0FBQUNlcnRpZmlj
# YXRlU2VydmljZXMuY3JsMDQGCCsGAQUFBwEBBCgwJjAkBggrBgEFBQcwAYYYaHR0
# cDovL29jc3AuY29tb2RvY2EuY29tMA0GCSqGSIb3DQEBDAUAA4IBAQASv6Hvi3Sa
# mES4aUa1qyQKDKSKZ7g6gb9Fin1SB6iNH04hhTmja14tIIa/ELiueTtTzbT72ES+
# BtlcY2fUQBaHRIZyKtYyFfUSg8L54V0RQGf2QidyxSPiAjgaTCDi2wH3zUZPJqJ8
# ZsBRNraJAlTH/Fj7bADu/pimLpWhDFMpH2/YGaZPnvesCepdgsaLr4CnvYFIUoQx
# 2jLsFeSmTD1sOXPUC4U5IOCFGmjhp0g4qdE2JXfBjRkWxYhMZn0vY86Y6GnfrDyo
# XZ3JHFuu2PMvdM+4fvbXg50RlmKarkUT2n/cR/vfw1Kf5gZV6Z2M8jpiUbzsJA8p
# 1FiAhORFe1rYMIIGGjCCBAKgAwIBAgIQYh1tDFIBnjuQeRUgiSEcCjANBgkqhkiG
# 9w0BAQwFADBWMQswCQYDVQQGEwJHQjEYMBYGA1UEChMPU2VjdGlnbyBMaW1pdGVk
# MS0wKwYDVQQDEyRTZWN0aWdvIFB1YmxpYyBDb2RlIFNpZ25pbmcgUm9vdCBSNDYw
# HhcNMjEwMzIyMDAwMDAwWhcNMzYwMzIxMjM1OTU5WjBUMQswCQYDVQQGEwJHQjEY
# MBYGA1UEChMPU2VjdGlnbyBMaW1pdGVkMSswKQYDVQQDEyJTZWN0aWdvIFB1Ymxp
# YyBDb2RlIFNpZ25pbmcgQ0EgUjM2MIIBojANBgkqhkiG9w0BAQEFAAOCAY8AMIIB
# igKCAYEAmyudU/o1P45gBkNqwM/1f/bIU1MYyM7TbH78WAeVF3llMwsRHgBGRmxD
# eEDIArCS2VCoVk4Y/8j6stIkmYV5Gej4NgNjVQ4BYoDjGMwdjioXan1hlaGFt4Wk
# 9vT0k2oWJMJjL9G//N523hAm4jF4UjrW2pvv9+hdPX8tbbAfI3v0VdJiJPFy/7Xw
# iunD7mBxNtecM6ytIdUlh08T2z7mJEXZD9OWcJkZk5wDuf2q52PN43jc4T9OkoXZ
# 0arWZVeffvMr/iiIROSCzKoDmWABDRzV/UiQ5vqsaeFaqQdzFf4ed8peNWh1OaZX
# nYvZQgWx/SXiJDRSAolRzZEZquE6cbcH747FHncs/Kzcn0Ccv2jrOW+LPmnOyB+t
# AfiWu01TPhCr9VrkxsHC5qFNxaThTG5j4/Kc+ODD2dX/fmBECELcvzUHf9shoFvr
# n35XGf2RPaNTO2uSZ6n9otv7jElspkfK9qEATHZcodp+R4q2OIypxR//YEb3fkDn
# 3UayWW9bAgMBAAGjggFkMIIBYDAfBgNVHSMEGDAWgBQy65Ka/zWWSC8oQEJwIDaR
# XBeF5jAdBgNVHQ4EFgQUDyrLIIcouOxvSK4rVKYpqhekzQwwDgYDVR0PAQH/BAQD
# AgGGMBIGA1UdEwEB/wQIMAYBAf8CAQAwEwYDVR0lBAwwCgYIKwYBBQUHAwMwGwYD
# VR0gBBQwEjAGBgRVHSAAMAgGBmeBDAEEATBLBgNVHR8ERDBCMECgPqA8hjpodHRw
# Oi8vY3JsLnNlY3RpZ28uY29tL1NlY3RpZ29QdWJsaWNDb2RlU2lnbmluZ1Jvb3RS
# NDYuY3JsMHsGCCsGAQUFBwEBBG8wbTBGBggrBgEFBQcwAoY6aHR0cDovL2NydC5z
# ZWN0aWdvLmNvbS9TZWN0aWdvUHVibGljQ29kZVNpZ25pbmdSb290UjQ2LnA3YzAj
# BggrBgEFBQcwAYYXaHR0cDovL29jc3Auc2VjdGlnby5jb20wDQYJKoZIhvcNAQEM
# BQADggIBAAb/guF3YzZue6EVIJsT/wT+mHVEYcNWlXHRkT+FoetAQLHI1uBy/YXK
# ZDk8+Y1LoNqHrp22AKMGxQtgCivnDHFyAQ9GXTmlk7MjcgQbDCx6mn7yIawsppWk
# vfPkKaAQsiqaT9DnMWBHVNIabGqgQSGTrQWo43MOfsPynhbz2Hyxf5XWKZpRvr3d
# MapandPfYgoZ8iDL2OR3sYztgJrbG6VZ9DoTXFm1g0Rf97Aaen1l4c+w3DC+IkwF
# kvjFV3jS49ZSc4lShKK6BrPTJYs4NG1DGzmpToTnwoqZ8fAmi2XlZnuchC4NPSZa
# PATHvNIzt+z1PHo35D/f7j2pO1S8BCysQDHCbM5Mnomnq5aYcKCsdbh0czchOm8b
# kinLrYrKpii+Tk7pwL7TjRKLXkomm5D1Umds++pip8wH2cQpf93at3VDcOK4N7Ew
# oIJB0kak6pSzEu4I64U6gZs7tS/dGNSljf2OSSnRr7KWzq03zl8l75jy+hOds9TW
# SenLbjBQUGR96cFr6lEUfAIEHVC1L68Y1GGxx4/eRI82ut83axHMViw1+sVpbPxg
# 51Tbnio1lB93079WPFnYaOvfGAA0e0zcfF/M9gXr+korwQTh2Prqooq2bYNMvUoU
# KD85gnJ+t0smrWrb8dee2CvYZXD5laGtaAxOfy/VKNmwuWuAh9kcMIIGZjCCBM6g
# AwIBAgIRAMyLU7NDPs1zQXTEeYo/k2YwDQYJKoZIhvcNAQEMBQAwVDELMAkGA1UE
# BhMCR0IxGDAWBgNVBAoTD1NlY3RpZ28gTGltaXRlZDErMCkGA1UEAxMiU2VjdGln
# byBQdWJsaWMgQ29kZSBTaWduaW5nIENBIFIzNjAeFw0yMjA2MzAwMDAwMDBaFw0y
# NTA2MjkyMzU5NTlaMFkxCzAJBgNVBAYTAkNBMRAwDgYDVQQIDAdPbnRhcmlvMRsw
# GQYDVQQKDBJBSiBUZWsgQ29ycG9yYXRpb24xGzAZBgNVBAMMEkFKIFRlayBDb3Jw
# b3JhdGlvbjCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAOLV0fXklSI7
# zs4Awbc5rzQGG/XJaEgZLEXFVvzqKWlApLYSdXMLTzW14/IEoVMmi+qunmgIF98c
# 3gUFm6dTSkf+ccSIWgHwjD/pPMX4leIO1Qen+OBup4p33XRNqHsWLzBqlWmKRcLW
# 5cyRDRXedgZDvZozhxTqLhk0tFdTcBoGULA13Z/TfotbwNCx05W304VgluUogNX2
# 4yv80QYmHa6667ewXuAPNiPWQgFE4fyXOvFsRUFEtllRZmUpOPqZtGURw2ZYd+cZ
# UFn4QrC9DzlESFEjQzMMF5iUjrKCI25jq53MkTZHnOjO9KGH5SvcLo5CbgNptpzr
# d1P7AsoHFedvErNbp6YOhKrkv7F0ksVgqBh1v2Yc1ShpzZBEJ6pL+QsdnWzl6Wzb
# B8xEYEdbNF0A0/kyFHm2tYSxxCsVO4caoL2CcsA3q/1h73MBWEcNT2fV6o25L+LY
# sNUkFRc6ZRqOQ/ub9na8jCOwuhxi8MXTGo22Crinp5bbzYA/liNm97G77mJe59za
# aaoulTWzk5y06k7VgLDYtR7IgZ47Aytnj/jr7S5/P/1F2K3lbRUdGyKdifubSgjk
# m1gubK0cm3Y6L7Ar2X1nBm+PpAZqA54jQBs9cV03MVDjZb3AvjooCi9uOCJ4998U
# TV9Sn2873/GUXE6dRB+w0fD/FcUxX2pjAgMBAAGjggGsMIIBqDAfBgNVHSMEGDAW
# gBQPKssghyi47G9IritUpimqF6TNDDAdBgNVHQ4EFgQU0JE9KqcvG1A1pTeA+vcd
# t1flqK0wDgYDVR0PAQH/BAQDAgeAMAwGA1UdEwEB/wQCMAAwEwYDVR0lBAwwCgYI
# KwYBBQUHAwMwSgYDVR0gBEMwQTA1BgwrBgEEAbIxAQIBAwIwJTAjBggrBgEFBQcC
# ARYXaHR0cHM6Ly9zZWN0aWdvLmNvbS9DUFMwCAYGZ4EMAQQBMEkGA1UdHwRCMEAw
# PqA8oDqGOGh0dHA6Ly9jcmwuc2VjdGlnby5jb20vU2VjdGlnb1B1YmxpY0NvZGVT
# aWduaW5nQ0FSMzYuY3JsMHkGCCsGAQUFBwEBBG0wazBEBggrBgEFBQcwAoY4aHR0
# cDovL2NydC5zZWN0aWdvLmNvbS9TZWN0aWdvUHVibGljQ29kZVNpZ25pbmdDQVIz
# Ni5jcnQwIwYIKwYBBQUHMAGGF2h0dHA6Ly9vY3NwLnNlY3RpZ28uY29tMCEGA1Ud
# EQQaMBiBFmFqLmFjY291bnRpbmdAYWp0ZWsuY2EwDQYJKoZIhvcNAQEMBQADggGB
# ACa/QJzMPVDohIgQtL4/Yr7z7DlaybhjLQ2gEx7pU6G/hNQ+kClqLR3hykkJ7fwZ
# 4cYX1TF4JWnkmQ0GZwj5bk5RaSyDatQVVIW8AQNMIEEhUftHJn1REz16CzXxlgzd
# d+GTqYmwommBa6DlFO88fwF0FL3KJgvNguQGSU9sGIGUWyQuxqFUwXRgsXpwQbpR
# 1H6qsViLN1SGPXO+iqUSyejmd9mIbc8b0IxuR6rDtU2PIcU8XzwsJv8M/L1paQut
# 4m7dNw54gsoRVp+KJWawkkEVM6xvszCo8VIk8ZGetRCBT+ZSunIb/LFripb++lR8
# tIBkq8zYEhEp9U8GQZbKNZzfelix4kRt5wUq39rpBU8aHoU4GRXFs571jb/qBz/x
# AVckN5cosppJxe+AW/TR9qKrL8uKOJ9cCLRXjPdLGSmHA5XMN6ecgRE+yfLMOauX
# pUo33dCGh36TZuSi7P4uz2trEEUfmaQlr/TEp0xtbgUxTopdUYh9xagN4bbkRmoB
# izGCAwowggMGAgEBMGkwVDELMAkGA1UEBhMCR0IxGDAWBgNVBAoTD1NlY3RpZ28g
# TGltaXRlZDErMCkGA1UEAxMiU2VjdGlnbyBQdWJsaWMgQ29kZSBTaWduaW5nIENB
# IFIzNgIRAMyLU7NDPs1zQXTEeYo/k2YwCQYFKw4DAhoFAKB4MBgGCisGAQQBgjcC
# AQwxCjAIoAKAAKECgAAwGQYJKoZIhvcNAQkDMQwGCisGAQQBgjcCAQQwHAYKKwYB
# BAGCNwIBCzEOMAwGCisGAQQBgjcCARUwIwYJKoZIhvcNAQkEMRYEFMgve2RDpYM8
# tU6gIrfsCAlXBexrMA0GCSqGSIb3DQEBAQUABIICALWG3rm3NUGuzAQjp9SqntUd
# J168C5kUbAGMtuwlsdn1v3P2pJPxdb7b3HGcNP7Q9SnYtyvAK0kd+Vb49p4yNCiS
# n7qZ2hzgj9DwHoUwoTJYWaTgUABOnr0bhiHbfhsepl7Ot3GMkHOCiDTdWJtclJuV
# nljJFEBzQspqd3mRuTyxeiAC1sCzbl9pWyS4FpLrcSwH9ealOD4tnjR4Se34qcRi
# IBUvntkdSdeBZ6SWM3kdbgoP+0ZnI/4nKs+q5OtlVCUv35hA/yNMo6J6Cdoxy6q3
# nUwx3Hw8RnIOnB/U8l2vNqDPvpdcp+oRhgUFZ6bgcjlrgMLdz5pTHy0b3w4sKKd3
# E5zuP/AshdrC0w7TM4ZeEzB25B5fc5S2Wk8R1JgfKEODg5Pyi3MKJvUAKINLcsG+
# DuHiiF2ZwjjQqkCGO0YhI4gZo87YrwpartnFnsjrNrpyllmRz+V2AROlgeq8f1qo
# 8dN391ncagPZ/8PlKhq1iU4xxPhxf6IkPWyAmstt5SqfF+c6I8ZLbLryPfu5CRRO
# BUdrS379JnkQNHqrR8aCjlSi45jXlbgNPQ422sgrB8ZvMF7LyfRSoa3UkYEYZApD
# 3g+V+3jDC/P87MrIcBbiTtzdMhzABNSStFmyvpaqvVSJ6ZvnNe+dD5om8nG/dgHA
# NQALA1TQfy9x5HXIO73I
# SIG # End signature block