Add -Locale option and fix encoding for error handling

* Since Microsoft removed the ISOs from their servers
* Closes #64

Fido.ps1

@@ -1,5 +1,5 @@
 #
-# Fido v1.44 - Feature ISO Downloader, for retail Windows images and UEFI Shell
+# Fido v1.46 - Feature ISO Downloader, for retail Windows images and UEFI Shell
 # Copyright © 2019-2023 Pete Batard <pete@akeo.ie>
 # Command line support: Copyright © 2021 flx5
 # ConvertTo-ImageSource: Copyright © 2016 Chris Carter
@@ -27,6 +27,8 @@ param(
 	[string]$AppTitle = "Fido - Feature ISO Downloader",
 	# (Optional) '|' separated UI localization strings.
 	[string]$LocData,
+	# (Optional) Forced locale
+	[string]$Locale = "en-US",
 	# (Optional) Path to a file that should be used for the UI icon.
 	[string]$Icon,
 	# (Optional) Name of a pipe the download URL should be sent to.
@@ -43,9 +45,9 @@ param(
 	# (Optional) Specify Windows architecture [Toggles commandline mode]
 	[string]$Arch,
 	# (Optional) Only display the download URL [Toggles commandline mode]
-	[switch]$GetUrl = $False,
+	[switch]$GetUrl = $false,
 	# (Optional) Increase verbosity
-	[switch]$Verbose = $False
+	[switch]$Verbose = $false
 )
 #endregion
 
@@ -53,9 +55,9 @@ try {
 	[Console]::OutputEncoding = [System.Text.Encoding]::UTF8
 } catch {}
 
-$Cmd = $False
+$Cmd = $false
 if ($Win -or $Rel -or $Ed -or $Lang -or $Arch -or $GetUrl) {
-	$Cmd = $True
+	$Cmd = $true
 }
 
 # Return a decimal Windows version that we can then check for platform support.
@@ -81,36 +83,50 @@ if ($winver -lt 10.0) {
 }
 
 #region Assembly Types
-$code = @"
-[DllImport("shell32.dll", CharSet = CharSet.Auto, SetLastError = true, BestFitMapping = false, ThrowOnUnmappableChar = true)]
-	internal static extern int ExtractIconEx(string sFile, int iIndex, out IntPtr piLargeVersion, out IntPtr piSmallVersion, int amountIcons);
-[DllImport("user32.dll")]
-	public static extern bool ShowWindow(IntPtr handle, int state);
+$Drawing_Assembly = "System.Drawing"
+# PowerShell 7 altered the name of the Drawing assembly...
+if ($host.version -ge "7.0") {
+	$Drawing_Assembly += ".Common"
+}
 
-	// Extract an icon from a DLL
-	public static Icon ExtractIcon(string file, int number, bool largeIcon)
-	{
-		IntPtr large, small;
-		ExtractIconEx(file, number, out large, out small, 1);
-		try {
-			return Icon.FromHandle(largeIcon ? large : small);
-		} catch {
-			return null;
+$Signature = @{
+	Namespace            = "WinAPI"
+	Name                 = "Utils"
+	Language             = "CSharp"
+	UsingNamespace       = "System.Runtime", "System.IO", "System.Text", "System.Drawing", "System.Globalization"
+	ReferencedAssemblies = $Drawing_Assembly
+	ErrorAction          = "Stop"
+	WarningAction        = "Ignore"
+	MemberDefinition     = @"
+		[DllImport("shell32.dll", CharSet = CharSet.Auto, SetLastError = true, BestFitMapping = false, ThrowOnUnmappableChar = true)]
+		internal static extern int ExtractIconEx(string sFile, int iIndex, out IntPtr piLargeVersion, out IntPtr piSmallVersion, int amountIcons);
+
+		[DllImport("user32.dll")]
+		public static extern bool ShowWindow(IntPtr handle, int state);
+		// Extract an icon from a DLL
+		public static Icon ExtractIcon(string file, int number, bool largeIcon) {
+			IntPtr large, small;
+			ExtractIconEx(file, number, out large, out small, 1);
+			try {
+				return Icon.FromHandle(largeIcon ? large : small);
+			} catch {
+				return null;
+			}
 		}
-	}
 "@
+}
 
 if (!$Cmd) {
 	Write-Host Please Wait...
-	$Drawing_Assembly = "System.Drawing"
-	# PowerShell 7 altered the name of the Drawing assembly...
-	if ($host.version -ge "7.0") {
-		$Drawing_Assembly += ".Common"
+
+	if (!("WinAPI.Utils" -as [type]))
+	{
+		Add-Type @Signature
 	}
-	Add-Type -ErrorAction Stop -WarningAction Ignore -IgnoreWarnings -MemberDefinition $code -Namespace Gui -UsingNamespace System.Runtime, System.IO, System.Text, System.Drawing, System.Globalization -ReferencedAssemblies $Drawing_Assembly -Name Utils
 	Add-Type -AssemblyName PresentationFramework
+
 	# Hide the powershell window: https://stackoverflow.com/a/27992426/1069307
-	[Gui.Utils]::ShowWindow(([System.Diagnostics.Process]::GetCurrentProcess() | Get-Process).MainWindowHandle, 0) | Out-Null
+	[WinAPI.Utils]::ShowWindow(([System.Diagnostics.Process]::GetCurrentProcess() | Get-Process).MainWindowHandle, 0) | Out-Null
 }
 #endregion
 
@@ -295,15 +311,6 @@ $WindowsVersions = @(
 			@("Windows 8.1 KN", ($ko + 62))
 		)
 	),
-	@(
-		@("Windows 7", "WIN7"),
-		@(
-			"with SP1 (build 7601)",
-			@("Windows 7 Ultimate", 0),
-			@("Windows 7 Professional", 1),
-			@("Windows 7 Home Premium", 2)
-		)
-	),
 	@(
 		@("UEFI Shell 2.2", "UEFI_SHELL 2.2"),
 		@(
@@ -340,42 +347,6 @@ $WindowsVersions = @(
 		)
 	)
 )
-
-$Windows7Versions = @(
-	# 0: Windows 7 Ultimate
-	@(
-		# Need a dummy to prevent PS from coalescing single array entries
-		@(""),
-		@("English (US)", "en-us",
-			@(
-				@("x64", "https://download.microsoft.com/download/5/1/9/5195A765-3A41-4A72-87D8-200D897CBE21/7601.24214.180801-1700.win7sp1_ldr_escrow_CLIENT_ULTIMATE_x64FRE_en-us.iso"),
-				@("x86", "https://download.microsoft.com/download/1/E/6/1E6B4803-DD2A-49DF-8468-69C0E6E36218/7601.24214.180801-1700.win7sp1_ldr_escrow_CLIENT_ULTIMATE_x86FRE_en-us.iso")
-			)
-		)
-	),
-	# 1: Windows 7 Profesional
-	@(
-		@(""),
-		@("English (US)", "en-us",
-			@(
-				@("x64", "https://download.microsoft.com/download/0/6/3/06365375-C346-4D65-87C7-EE41F55F736B/7601.24214.180801-1700.win7sp1_ldr_escrow_CLIENT_PROFESSIONAL_x64FRE_en-us.iso"),
-				@("x86", "https://download.microsoft.com/download/C/0/6/C067D0CD-3785-4727-898E-60DC3120BB14/7601.24214.180801-1700.win7sp1_ldr_escrow_CLIENT_PROFESSIONAL_x86FRE_en-us.iso")
-			)
-		)
-	),
-	# 2: Windows 7 Home Premium
-	@(
-		@(""),
-		@("English (US)", "en-us",
-			@(
-				@("x64", "https://download.microsoft.com/download/E/A/8/EA804D86-C3DF-4719-9966-6A66C9306598/7601.24214.180801-1700.win7sp1_ldr_escrow_CLIENT_HOMEPREMIUM_x64FRE_en-us.iso"),
-				@("x86", "https://download.microsoft.com/download/E/D/A/EDA6B508-7663-4E30-86F9-949932F443D0/7601.24214.180801-1700.win7sp1_ldr_escrow_CLIENT_HOMEPREMIUM_x86FRE_en-us.iso")
-			)
-		)
-	)
-
-
-)
 #endregion
 
 #region Functions
@@ -425,9 +396,9 @@ function Select-Language([string]$LangName)
 		($SysLocale.StartsWith("tr") -and $LangName -like "*Turk*") -or `
 		($SysLocale.StartsWith("uk") -and $LangName -like "*Ukrain*") -or `
 		($SysLocale.StartsWith("vi") -and $LangName -like "*Vietnam*")) {
-		return $True
+		return $true
 	}
-	return $False
+	return $false
 }
 
 function Add-Entry([int]$pos, [string]$Name, [array]$Items, [string]$DisplayName)
@@ -520,7 +491,7 @@ function ConvertTo-ImageSource
 function Throw-Error([object]$Req, [string]$Alt)
 {
 	$Err = $(GetElementById -Request $Req -Id "errorModalMessage").innerText -replace "<[^>]+>" -replace "\s+", " "
-	if (-not $Err) {
+	if (!$Err) {
 		$Err = $Alt
 	} else {
 		$Err = [System.Text.Encoding]::UTF8.GetString([byte[]][char[]]$Err)
@@ -531,7 +502,7 @@ function Throw-Error([object]$Req, [string]$Alt)
 # Translate a message string
 function Get-Translation([string]$Text)
 {
-	if (-not $English -contains $Text) {
+	if (!($English -contains $Text)) {
 		Write-Host "Error: '$Text' is not a translatable string"
 		return "(Untranslated)"
 	}
@@ -569,7 +540,7 @@ function Error([string]$ErrorMessage)
 	if (!$Cmd) {
 		$XMLForm.Title = $(Get-Translation("Error")) + ": " + $ErrorMessage
 		Refresh-Control($XMLForm)
-		$XMLGrid.Children[2 * $script:Stage + 1].IsEnabled = $True
+		$XMLGrid.Children[2 * $script:Stage + 1].IsEnabled = $true
 		$UserInput = [System.Windows.MessageBox]::Show($XMLForm.Title,  $(Get-Translation("Error")), "OK", "Error")
 		$script:ExitCode = $script:Stage--
 	} else {
@@ -615,7 +586,7 @@ if ($Cmd) {
 $MaxStage = 4
 $SessionId = [guid]::NewGuid()
 $ExitCode = 100
-$Locale = "en-US"
+$Locale = $Locale
 $RequestData = @{}
 # This GUID applies to all visitors, regardless of their locale
 $RequestData["GetLangs"] = @("a8f8f489-4c7f-463a-9ca6-5cff94d8d041", "getskuinformationbyproductedition" )
@@ -642,7 +613,7 @@ $EnglishMessages = "en-US|Version|Release|Edition|Language|Architecture|Download
 	"This feature is not available on this platform."
 [string[]]$English = $EnglishMessages.Split('|')
 [string[]]$Localized = $null
-if ($LocData -and (-not $LocData.StartsWith("en-US"))) {
+if ($LocData -and !$LocData.StartsWith("en-US")) {
 	$Localized = $LocData.Split('|')
 	# Adjust the $Localized array if we have more or fewer strings than in $EnglishMessages
 	if ($Localized.Length -lt $English.Length) {
@@ -843,10 +814,11 @@ function Get-Windows-Download-Links([int]$SelectedVersion, [int]$SelectedRelease
 			$ref = "https://www.microsoft.com/software-download/windows11"
 			$r = Invoke-WebRequest -Method Post -Headers @{ "Referer" = $ref } -UseBasicParsing -UserAgent $UserAgent -WebSession $Session $url
 			if ($r -match "errorModalMessage") {
-				$Alt = [regex]::Match($r, '<p id="errorModalMessage">(.+?)<\/p>').Groups[1].Value -replace "<[^>]+>" -replace "\s+", " " -replace "\?\?\?", "-"
-				if (-not $Alt) {
+				$Alt = [regex]::Match($r.Content, '<p id="errorModalMessage">(.+?)<\/p>').Groups[1].Value -replace "<[^>]+>" -replace "\s+", " " -replace "\?\?\?", "-"
+				$Alt = [System.Text.Encoding]::UTF8.GetString([byte[]][char[]]$Alt)
+				if (!$Alt) {
 					$Alt = "Could not retrieve architectures from server"
-				} else {
+				} elseif ($Alt -match "715-123130") {
 					$Alt += " " + $SessionId + "."
 				}
 				Throw-Error -Req $r -Alt $Alt
@@ -864,7 +836,7 @@ function Get-Windows-Download-Links([int]$SelectedVersion, [int]$SelectedRelease
 			foreach ($var in $xml.inputs.input) {
 				$json = $var.value | ConvertFrom-Json;
 				if ($json) {
-					if (($Is64 -and $json.DownloadType -eq "x64") -or (-not $Is64 -and $json.DownloadType -eq "x86")) {
+					if (($Is64 -and $json.DownloadType -eq "x64") -or (!$Is64 -and $json.DownloadType -eq "x86")) {
 						$script:SelectedIndex = $i
 					}
 					$links += @(New-Object PsObject -Property @{ Type = $json.DownloadType; Link = $json.Uri })
@@ -886,7 +858,7 @@ function Get-Windows-Download-Links([int]$SelectedVersion, [int]$SelectedRelease
 function Process-Download-Link([string]$Url)
 {
 	try {
-		if ($PipeName -and -not $Check.IsChecked) {
+		if ($PipeName -and !$Check.IsChecked) {
 			Send-Message -PipeName $PipeName -Message $Url
 		} else {
 			if ($Cmd) {
@@ -1082,7 +1054,7 @@ $XMLForm.Title = $AppTitle
 if ($Icon) {
 	$XMLForm.Icon = $Icon
 } else {
-	$XMLForm.Icon = [Gui.Utils]::ExtractIcon("imageres.dll", -5205, $true) | ConvertTo-ImageSource
+	$XMLForm.Icon = [WinAPI.Utils]::ExtractIcon("imageres.dll", -5205, $true) | ConvertTo-ImageSource
 }
 if ($Locale.StartsWith("ar") -or $Locale.StartsWith("fa") -or $Locale.StartsWith("he")) {
 	$XMLForm.FlowDirection = "RightToLeft"
@@ -1110,9 +1082,9 @@ $WindowsVersion.DisplayMemberPath = "Version"
 # Button Action
 $Continue.add_click({
 	$script:Stage++
-	$XMLGrid.Children[2 * $Stage + 1].IsEnabled = $False
-	$Continue.IsEnabled = $False
-	$Back.IsEnabled = $False
+	$XMLGrid.Children[2 * $Stage + 1].IsEnabled = $false
+	$Continue.IsEnabled = $false
+	$Back.IsEnabled = $false
 	Refresh-Control($Continue)
 	Refresh-Control($Back)
 
@@ -1121,7 +1093,7 @@ $Continue.add_click({
 		1 { # Windows Version selection
 			$XMLForm.Title = Get-Translation($English[12])
 			Refresh-Control($XMLForm)
-			if ($WindowsVersion.SelectedValue.Version.StartsWith("Windows") -and $WindowsVersion.SelectedValue.Version -ne "Windows 7") {
+			if ($WindowsVersion.SelectedValue.Version.StartsWith("Windows")) {
 				Check-Locale
 			}
 			$releases = Get-Windows-Releases $WindowsVersion.SelectedValue.Index
@@ -1180,9 +1152,9 @@ $Continue.add_click({
 			$XMLForm.Close()
 		}
 	}
-	$Continue.IsEnabled = $True
+	$Continue.IsEnabled = $true
 	if ($Stage -ge 0) {
-		$Back.IsEnabled = $True
+		$Back.IsEnabled = $true
 	}
 })
 
@@ -1192,7 +1164,7 @@ $Back.add_click({
 	} else {
 		$XMLGrid.Children.RemoveAt(2 * $Stage + 3)
 		$XMLGrid.Children.RemoveAt(2 * $Stage + 2)
-		$XMLGrid.Children[2 * $Stage + 1].IsEnabled = $True
+		$XMLGrid.Children[2 * $Stage + 1].IsEnabled = $true
 		$dh2 = $dh
 		if ($Stage -eq 4 -and $PipeName) {
 			$Check.Visibility = "Collapsed"
@@ -1217,7 +1189,7 @@ $Back.add_click({
 })
 
 # Display the dialog
-$XMLForm.Add_Loaded( { $XMLForm.Activate() } )
+$XMLForm.Add_Loaded({$XMLForm.Activate()})
 $XMLForm.ShowDialog() | Out-Null
 
 # Clean up & exit
@@ -1226,8 +1198,8 @@ exit $ExitCode
 # SIG # Begin signature block
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 # BgEEAYI3AgEEoGswaTA0BgorBgEEAYI3AgEeMCYCAwEAAAQQH8w7YFlLCE63JNLG
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@@ -1330,23 +1302,23 @@ exit $ExitCode
 # aWMgQ29kZSBTaWduaW5nIENBIEVWIFIzNgIRAL+xUAG79ZLUlip3l+pzb6MwDQYJ
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@@ -1409,13 +1381,13 @@ exit $ExitCode
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README.md

@@ -56,12 +56,7 @@ the actual download links, for all the architectures available for that language
 Requirements
 ------------
 
-PowerShell 3.0 or later is required. However the script should detect if you are using an older version and point you to
-the relevant PowerShell 3.0 download page if needed (which should only ever occur if you are running a vanilla version
-of Windows 7).
-
-Note that the current version of the script does not need Internet Explorer to be installed and should also work with
-PowerShell 7.
+Windows 8 or later with PowerShell. Windows 7 is __not__ supported.
 
 Commandline mode
 ----------------
@@ -126,7 +121,7 @@ Additional Notes
 
 Because of its intended usage with Rufus, this script is not designed to cover every possible retail ISO downloads.
 Instead we mostly chose the ones that the general public is likely to request. For instance, we currently have no plan
-to add support for LTSB/LTSC Windows 10 ISOs downloads.
+to add support for LTSB/LTSC Windows ISOs downloads.
 
 If you are interested in such downloads, then you are kindly invited to visit the relevant download pages from Microsoft
 such as [this one](https://www.microsoft.com/evalcenter/evaluate-windows-10-enterprise) for LTSC versions.