itrans -I <filename>.itx -o <filename>.tex

echo off

rem Record where is MikTeX is installed
set MiktexRoot=C:Program FilesMiKTeX 2.9

rem copy itrans.exe to a directory already within the path environment variable
rem   namely the path adjustment made by the installer for MiKTeX which puts
rem   all of the MiKTeX installed tools on the PATH variable
rem
rem for 32-bit windows systems remove the x64 suffix
copy ".bin*.exe" "%MiktexRoot%miktexbinx64*.*" /Y /V

rem Create the directories within the MikTeX structure used or referenced by the itrans package
mkdir "%MiktexRoot%docitrans"
mkdir "%MiktexRoot%docitranscontrib"
mkdir "%MiktexRoot%fontssourcepublicitrans"
mkdir "%MiktexRoot%fontstype1publicitrans"
mkdir "%MiktexRoot%fontstfmpublicitrans"
mkdir "%MiktexRoot%fontsafmpublicitrans"
mkdir "%MiktexRoot%fontstruetypepublicitrans"
mkdir "%MiktexRoot%texlatexitrans"
mkdir "%MiktexRoot%texlatexitransfonts"

rem Copy itrans package files into the MiKTeX structure
rem used http:\tex.stackexchange.comquestions1754tamil-tex-in-windows
rem and the installation script for Tamil-Omega as guides for the copy commands
rem Listed below
rem

rem Copy Documentation files
copy ".doc*.*" "%MiktexRoot%docitrans*.*" /Y /V
copy ".contrib*.*" "%MiktexRoot%docitranscontrib*.*" /Y /V
rem copy Font Files
copy ".libfonts*.mf"  "%MiktexRoot%fontssourcepublicitrans*.*" /Y /V
copy ".libfonts*.pfa" "%MiktexRoot%fontstype1publicitrans*.*" /Y /V
copy ".libfonts*.pfb" "%MiktexRoot%fontstype1publicitrans*.*" /Y /V
copy ".libfonts*.pfm" "%MiktexRoot%fontstype1publicitrans*.*" /Y /V
copy ".libfonts*.tfm" "%MiktexRoot%fontstfmpublicitrans*.*" /Y /V
copy ".libfonts*.afm" "%MiktexRoot%fontsafmpublicitrans*.*" /Y /V
copy ".libfonts*.ttf" "%MiktexRoot%fontstruetypepublicitrans*.*" /Y /V
rem copy all of the ITRANS Lib structure into MiKTeX structure.
copy ".lib*.*" "%MiktexRoot%texlatexitrans*.*" /Y /V
copy ".libfonts*.*" "%MiktexRoot%texlatexitransfonts*.*" /Y /V

rem post installation commands to rebuilt the font name database ans to process all of the font MAPping files.
texhash
updmap

rem
rem With the above copies MikTeX can now find the ITRANS fonts and resolve references created by the itrans.exe preprocessor
rem
rem But the preprocessor cannot be run from the command line because itrans.exe is expecting to find a
rem specific ITRANS structure somewhere on the disk via the environment variable: ITRANSPATH
rem instruct the user about this environment variable requirement
rem

echo "Set the environment variable: ITRANSPATH"
echo "ITRANSPATH=%MiktexRoot%texlatexitrans;%MiktexRoot%texlatexitransfonts"