Update samy.ps1

samy.ps1

@@ -1795,8 +1795,6 @@ function Get-SamyClientListFromServer {
     }
 }
 
-
-
 function Invoke-GetPrinters {
     param($Context)
 
@@ -1946,6 +1944,261 @@ function Invoke-InstallPrinters {
     }
 }
 
+#region Printer core (local config + install)
+
+function Get-SamyPrinterLocalConfigPath {
+    [CmdletBinding()]
+    param()
+
+    # Use a stable location on every machine
+    $configDir = Join-Path $env:ProgramData 'SVS\Samy\Printers'
+
+    if (-not (Test-Path $configDir)) {
+        try {
+            New-Item -Path $configDir -ItemType Directory -Force | Out-Null
+            Write-LogHybrid "Created printer config folder at '$configDir'." Info Printers -LogToEvent
+        }
+        catch {
+            Write-LogHybrid "Failed to create printer config folder '$configDir': $($_.Exception.Message)" Warning Printers -LogToEvent
+        }
+    }
+
+    return (Join-Path $configDir 'printers.json')
+}
+
+function Get-SamyPrinterConfigFromFile {
+    [CmdletBinding()]
+    param()
+
+    $path = Get-SamyPrinterLocalConfigPath
+
+    if (-not (Test-Path $path)) {
+        throw "Local printer config file not found at '$path'. Create or update printers.json first."
+    }
+
+    $json = Get-Content -Path $path -Raw -ErrorAction Stop
+    $profiles = $json | ConvertFrom-Json
+
+    if (-not $profiles) {
+        throw "Printer config file '$path' is empty or invalid JSON."
+    }
+
+    return $profiles
+}
+
+# Per-session cache
+$Script:Samy_PrinterProfiles = $null
+
+function Get-SamyPrinterProfiles {
+    <#
+    .SYNOPSIS
+        Returns all printer profiles, optionally filtered by ClientCode.
+    #>
+    [CmdletBinding()]
+    param(
+        [string]$ClientCode
+    )
+
+    if (-not $Script:Samy_PrinterProfiles) {
+        $Script:Samy_PrinterProfiles = Get-SamyPrinterConfigFromFile
+    }
+
+    $result = $Script:Samy_PrinterProfiles
+
+    if ($PSBoundParameters.ContainsKey('ClientCode') -and $ClientCode) {
+        $result = $result | Where-Object { $_.ClientCode -eq $ClientCode }
+    }
+
+    return $result
+}
+
+function Get-SamyPrinterProfile {
+    <#
+    .SYNOPSIS
+        Returns a single printer profile for a given ClientCode and ProfileName.
+    #>
+    [CmdletBinding()]
+    param(
+        [Parameter(Mandatory)][string]$ClientCode,
+        [Parameter(Mandatory)][string]$ProfileName
+    )
+
+    $profiles = Get-SamyPrinterProfiles -ClientCode $ClientCode
+    $match    = $profiles | Where-Object { $_.ProfileName -eq $ProfileName }
+
+    if (-not $match) {
+        throw "No printer profile found for ClientCode '$ClientCode' and ProfileName '$ProfileName'."
+    }
+
+    if ($match.Count -gt 1) {
+        throw "Multiple printer profiles found for ClientCode '$ClientCode' and ProfileName '$ProfileName'. De-duplicate in printers.json."
+    }
+
+    return $match
+}
+
+function Ensure-SamyPrinterDriver {
+    [CmdletBinding()]
+    param(
+        [Parameter(Mandatory)]
+        [pscustomobject]$Profile
+    )
+
+    $driverName = $Profile.DriverName
+    if (-not $driverName) {
+        throw "Profile '$($Profile.ProfileName)' has no DriverName defined in printer config."
+    }
+
+    $existingDriver = Get-PrinterDriver -Name $driverName -ErrorAction SilentlyContinue
+    if ($existingDriver) {
+        Write-Verbose "Printer driver '$driverName' already installed."
+        return
+    }
+
+    if (-not $Profile.DriverInfPath) {
+        throw "Driver '$driverName' is not installed and no DriverInfPath is defined for profile '$($Profile.ProfileName)'."
+    }
+
+    $infPath = $Profile.DriverInfPath
+    Write-Verbose "Installing printer driver '$driverName' from '$infPath'."
+
+    pnputil.exe /add-driver "`"$infPath`"" /install | Out-Null
+
+    $existingDriver = Get-PrinterDriver -Name $driverName -ErrorAction SilentlyContinue
+    if (-not $existingDriver) {
+        throw "Failed to install printer driver '$driverName' from '$infPath'."
+    }
+}
+
+function Install-SamyTcpIpPrinter {
+    [CmdletBinding()]
+    param(
+        [Parameter(Mandatory)]
+        [pscustomobject]$Profile,
+
+        [switch]$SetAsDefault
+    )
+
+    $portName    = $Profile.Address
+    $printerName = $Profile.DisplayName
+
+    if (-not $portName) {
+        throw "TCP/IP printer profile '$($Profile.ProfileName)' is missing Address in printer config."
+    }
+
+    if (-not (Get-PrinterPort -Name $portName -ErrorAction SilentlyContinue)) {
+        Write-Verbose "Creating TCP/IP port '$portName'."
+        Add-PrinterPort -Name $portName -PrinterHostAddress $Profile.Address
+    }
+    else {
+        Write-Verbose "TCP/IP port '$portName' already exists."
+    }
+
+    $existingPrinter = Get-Printer -Name $printerName -ErrorAction SilentlyContinue
+    if ($existingPrinter) {
+        Write-Verbose "Printer '$printerName' already exists. Skipping creation."
+    }
+    else {
+        Write-Verbose "Creating printer '$printerName' on port '$portName' using driver '$($Profile.DriverName)'."
+        Add-Printer -Name $printerName -PortName $portName -DriverName $Profile.DriverName
+    }
+
+    if ($SetAsDefault -or $Profile.IsDefault) {
+        Write-Verbose "Setting '$printerName' as default printer."
+        (New-Object -ComObject WScript.Network).SetDefaultPrinter($printerName)
+    }
+}
+
+function Install-SamySharedPrinter {
+    [CmdletBinding()]
+    param(
+        [Parameter(Mandatory)]
+        [pscustomobject]$Profile,
+
+        [switch]$SetAsDefault
+    )
+
+    if (-not $Profile.PrintServer -or -not $Profile.ShareName) {
+        throw "Shared printer profile '$($Profile.ProfileName)' is missing PrintServer or ShareName in printer config."
+    }
+
+    $connectionName = "\\$($Profile.PrintServer)\$($Profile.ShareName)"
+
+    $existing = Get-Printer -ErrorAction SilentlyContinue |
+        Where-Object {
+            $_.Name -eq $Profile.DisplayName -or
+            $_.ShareName -eq $Profile.ShareName
+        }
+
+    if ($existing) {
+        Write-Verbose "Shared printer '$($Profile.DisplayName)' already connected as '$($existing.Name)'."
+        $printerName = $existing.Name
+    }
+    else {
+        Write-Verbose "Adding shared printer connection '$connectionName'."
+        Add-Printer -ConnectionName $connectionName
+
+        $printerName = (Get-Printer |
+            Where-Object { $_.Name -like "*$($Profile.ShareName)*" } |
+            Select-Object -First 1
+        ).Name
+    }
+
+    if ($SetAsDefault -or $Profile.IsDefault) {
+        Write-Verbose "Setting '$printerName' as default printer."
+        (New-Object -ComObject WScript.Network).SetDefaultPrinter($printerName)
+    }
+}
+
+function Invoke-SamyPrinterInstall {
+    <#
+    .SYNOPSIS
+        Installs a printer based on a JSON-defined profile (supports -WhatIf).
+    #>
+    [CmdletBinding(SupportsShouldProcess = $true)]
+    param(
+        [Parameter(Mandatory)]
+        [string]$ClientCode,
+
+        [Parameter(Mandatory)]
+        [string]$ProfileName,
+
+        [switch]$SetAsDefault
+    )
+
+    try {
+        $profile    = Get-SamyPrinterProfile -ClientCode $ClientCode -ProfileName $ProfileName
+        $targetName = $profile.DisplayName
+
+        if ($PSCmdlet.ShouldProcess($targetName, "Install printer")) {
+
+            Write-LogHybrid "Installing printer profile '$($profile.ProfileName)' for client '$ClientCode' (WhatIf=$WhatIfPreference)." Info Printers -LogToEvent
+
+            Ensure-SamyPrinterDriver -Profile $profile
+
+            switch ($profile.Type) {
+                'TcpIp' {
+                    Install-SamyTcpIpPrinter -Profile $profile -SetAsDefault:$SetAsDefault
+                }
+                'Shared' {
+                    Install-SamySharedPrinter -Profile $profile -SetAsDefault:$SetAsDefault
+                }
+                default {
+                    throw "Unsupported printer Type '$($profile.Type)' in profile '$($profile.ProfileName)'. Use 'TcpIp' or 'Shared'."
+                }
+            }
+
+            Write-LogHybrid "Installed printer '$($profile.DisplayName)' (Client=$ClientCode Profile=$ProfileName)." Info Printers -LogToEvent
+        }
+    }
+    catch {
+        Write-LogHybrid "Printer install failed for Client=$ClientCode Profile=$ProfileName: $($_.Exception.Message)" Error Printers -LogToEvent
+        throw
+    }
+}
+
+#endregion Printer core (local config + install)
+
 #endregion Printer handlers