# printinst.ps1 - Printer installation script
# -----------------------------------------------------------------------------------
# Parameters:
#     printername         - eg. "prt04"
#     connectionname      - for adding samba share eg. "\\SERVER\PRINTER\"
#                           do not pass other prams when this is passed
#     drivername          - eg. ""Generic / Text Only"
#     driverversion       - for checking and upgrading driver version. If not specified no version check is performed
#     portaddress         - eg. "192.168.7.52"
#     portqueue           - for lpr print servers eg. "P1"
#     portnumber          - for hp style eg. "9100"
#     porttype            - eg. 2
#     driverfileprefix    - the prefix of zip and sha files on the website
#                           if the file on the website is
#                           hppcl5-6.1.0-32.zip/hppcl5-6.1.0-64.zip eg. "hppcl5-6.1.0-"
#     driverfileinstaller - the prefix of the exe file
#                           if the installer filename is
#                           hppcl5-6.1.0-32.exe/hppcl5-6.1.0-64.exe eg. "hppcl5-6.1.0-"
#     driverdodownload    - 1 for downloading from web eg. 1
#                           Note: If driver is found on system no download will occur
# -----------------------------------------------------------------------------------
# 04/2016 - Created /jma

param(
    [string]$printername
    ,[string]$connectionname
    ,[string]$drivername
    ,[uint64]$driverversion
    ,[string]$portaddress
    ,[int]$porttype
    ,[string]$portqueue
    ,[UInt32]$portnumber
    ,[string]$driverfileprefix
    ,[string]$driverfileinstaller
    ,[byte]$driverdodownload
    )

Set-Variable -Name RC_ERROR -Value "-1" -Option Constant -Visibility Public
Set-Variable -Name RC_SUCCESS -Value 0 -Option Constant -Visibility Public

#----------------------------------------------
# Function: fnprtinst_port_install
# Returns: 
#----------------------------------------------
function fnprtinst_port_install ([string]$portaddress, [int]$ptype, [string]$pqueue, [UInt32]$pnumber)
    {
    $pname = fnprtinst_port_name -ptype $ptype -pqueue $pqueue -pnumber $pnumber

    if (Get-PrinterPort | Where-Object {$_.Name -eq $pname})
        {
        Write-Host "Port"$pname" already installed"
        return
        }

    switch ($ptype)
        {
        2
            {
            #Generic
            Write-Host "Installing Lpr port"$pname
            Add-PrinterPort -Name $pname -LprHostAddress $portaddress -LprQueueName $pqueue
            if($? -eq $false)
                {
                return $RC_ERROR
                }
            }
        3
            {
			#HP style
            Write-Host "Installing HP style port"$pname
            Add-PrinterPort -Name $pname -PrinterHostAddress $portaddress -PortNumber $pnumber
            if($? -eq $false)
                {
                return $RC_ERROR
                }
            }
        }
    }

#----------------------------------------------
# Function: fnprtinst_printer_install
# Returns: Error = $RC_ERROR
#----------------------------------------------
function fnprtinst_printer_install ([string]$prtname, [string]$cntname, [string]$drvname, [string]$portname)
    {
    if ($prtname -ne "")
        {
        if (Get-Printer | Where-Object {$_.Name -eq $prtname})
            {
            Write-Host "Printer"$prtname" already installed"
            }
        else
            {
            Write-Host "Installing Printer"$prtname
            Add-Printer -Name $prtname -DriverName $drvname -PortName $portname
            if($? -eq $false)
                {
                return $RC_ERROR
                }
            }
        }
    elseif (Get-Printer | Where-Object {$_.PortName -match [regex]::Escape($cntname.TrimEnd("\"))})
        {
        Write-Host "Windows share printer"$cntname" already installed"
        }
    else
        {
        Write-Host "Installing Windows share printer"$cntname
        Add-Printer -ConnectionName $cntname
        if($? -eq $false)
            {
            return $RC_ERROR
            }
        }
    return $RC_SUCCESS
    }

#----------------------------------------------
# Function: fnprtinst_port_name
# Returns: [string] name of port
#----------------------------------------------
function fnprtinst_port_name([int]$ptype, [string]$pqueue, [UInt32]$pnumber)
    {
    switch ($ptype)
        {
        2
            {
            #Generic
            $pname = ($portaddress + "_" + $pqueue)
            }
        3
            {
            #HP style
            $pname = ($portaddress + "_" + $pnumber)
            }
        }
    return $pname
    }
#----------------------------------------------
# Function: fnprtinst_end
# Returns: 
#----------------------------------------------
function fnprtinst_end([int]$wait)
    {
    Write-Host "End of printer installation script" -ForegroundColor White -BackgroundColor DarkGray | Out-Null
    #if $wait is true (generally used if there was an error)
    if ($wait -eq $true)
        {
        Pause
        }
    exit
    }

#----------------------------------------------
Write-Host "Printer installation script (beta)" -ForegroundColor White -BackgroundColor DarkGray
cd $PSScriptRoot

# for Windows shares

#   installing from a windows share may often fail
#   if the appropiate driver isn't istalled
if ($connectionname -ne "")
    {
    if((fnprtinst_printer_install -prtname $null -cntname $connectionname) -eq $RC_ERROR)
        {
        fnprtinst_end -wait $true
        }
    else
        {
        fnprtinst_end -wait $false
        }
    }

# for print servers

# install driver (if not already installed)
#   (if driver is installed and driver version is specified and it is
#   higher than the installed version user will be prompted to upgrade)
if ((.\prtdrv.ps1 -drivername $drivername -driververnew $driverversion -driverfileprefix $driverfileprefix -driverfileinstaller $driverfileinstaller -driverdodownload $driverdodownload) -eq $RC_ERROR)
    {
    #if there was an error
    fnprtinst_end -wait $true
    }

# install port (if not already installed)
if ((fnprtinst_port_install -portaddress $portaddress -ptype $porttype -pqueue $portqueue -pnumber $portnumber) -eq $RC_ERROR)
    {
    #if there was an error
    fnprtinst_end -wait $true
    }

#install printer (if not already installed)
if ($printername -ne "")
    {
    $portname = fnprtinst_port_name -ptype $porttype -pqueue $portqueue -pnumber $portnumber
    if((fnprtinst_printer_install -prtname $printername -cntname $null -drvname $drivername -portname $portname) -eq $RC_ERROR)
        {
        #if there was an error
        fnprtinst_end -wait $true
        }
    else
        {
        fnprtinst_end -wait $false
        }
    }

fnprtinst_end -wait $true