This script install FusionInventory Agent by GPO if there is not installed or if the executable is in a newer version.

Deploy_FusionInventoryAgent.bat

::.SYNOPSIS:
::  Deploy FusionInventory Agent by GPO.
::
::.DESCRIPTION:  	
::  This script install FusionInventory Agent by GPO if there is not installed or if the executable is in a newer version.
::	He also detect if it's a x86 or x64 computer to install the good executable. 
::  First, you have to download the latest executables of FusionInventory Agent (x86 and x64) and link them to this script.
::	Don't forget to set your LimitDate, change your GLPI server adresse and change TAG.
::	LimitDate is the date that the script stop running.
::	You can create multiple GPOs with multiple scripts and differents TAG to organize them on FusionInventory.
::
::.EXEMPLE:
::  .\Deploy_FusionInventoryAgent.bat

if exist %ProgramFiles%\FusionInventory-Agent\Uninstall.exe (
	FOR %%? IN ("%ProgramFiles%\FusionInventory-Agent\Uninstall.exe") DO (set installdate=%%~t?)
		set /a InstallationDate=%installdate:~6,4%%installdate:~3,2%%installdate:~0,2%
		:: Here you can set the limit date at format YYYYMMDD
		set /a LimitDate=YYYYMMDD
		if %LimitDate% GEQ %InstallationDate% (
			Taskkill /IM perl.exe /F
			Taskkill /IM fusioninventory-agent.exe /F
			"%ProgramFiles%\FusionInventory-Agent\Uninstall.exe" /S
			rmdir "%ProgramFiles%\FusionInventory-Agent" /S /Q
		)
)

cd "%ProgramFiles%"

for /f "tokens=*" %%a in ('powershell "(gi \\Path\fusioninventory-agent-windows-x64.exe).versioninfo.Fileversion"') DO SET NEWVERSION=%%a
for /f "tokens=*" %%a in ('powershell "(gi .\FusionInventory-Agent\Uninstall.exe).versioninfo.Fileversion"') DO SET VERSION=%%a

IF %PROCESSOR_ARCHITECTURE%==x86 (goto x86)
IF %PROCESSOR_ARCHITECTURE%==AMD64 (goto x64)

:x64
IF NOT EXIST "%ProgramFiles%\FusionInventory-Agent\var" (
	:: Path to x64 executable and don't forget to set server and tag parameters
	\\Path\fusioninventory-agent-windows-x64.exe /S /acceptlicense /installtasks=full /add-firewall-exception /execmode=Service /server="http://server/glpi/plugins/fusioninventory/" /runnow /tag="YourTag"
	goto end
)
IF EXIST "%ProgramFiles%\FusionInventory-Agent\var" (
	IF %NEWVERSION% gtr %VERSION% (
		:: Path to x64 executable and don't forget to set server and tag parameters
		\\Path\fusioninventory-agent-windows-x64.exe /S /acceptlicense /installtasks=full /add-firewall-exception /execmode=Service /server="http://server/glpi/plugins/fusioninventory/" /runnow /tag="YourTag"
	)
goto end
)

:x86
IF NOT EXIST "%ProgramFiles%\FusionInventory-Agent\var" (
	:: Path to x86 executable and don't forget to set server and tag parameters
	\\Path\fusioninventory-agent-windows-x86.exe /S /acceptlicense /installtasks=full /add-firewall-exception /execmode=Service /server="http://server/glpi/plugins/fusioninventory/" /runnow /tag="YourTag"
	goto end
)
IF EXIST "%ProgramFiles%\FusionInventory-Agent\var"	(
	IF %NEWVERSION% gtr %VERSION% (
	:: Path to x86 executable and don't forget to set server and tag parameters
	\\Path\fusioninventory-agent-windows-x86.exe /S /acceptlicense /installtasks=full /add-firewall-exception /execmode=Service /server="http://server/glpi/plugins/fusioninventory/" /runnow /tag="YourTag"
	)
goto end
)

:end
end