KFRandom.bat

@echo off & setlocal
set "workDir=D:\Apache24\htdocs"
@set /a "rdm=%random%"
set /a "rdm=%random%"
::Push to your path.
pushd "%workDir%"
echo current directory is:
cd
pause
::Count all files in your path. (dir with /b shows only the filenames)
echo Counting files in your path...
set /a "counter=0"
for /f "delims=" %%i in ('dir /a:-D /b ^|find "."') do (
    if "%%~xi"==".rom" call :sub1 &echo Rom found! That's number %counter%
)
::This function gives a value from 1 to upper bound of files
set /a "rdNum=(%rdm%*%counter%/32767)+1"
set /a "counter=0"
echo Finding random file...
:: for /f "delims=" %%i in ('dir /a:-D /s /b ^|find "."') do set "fileName=%%i" &call :sub2
:: for /f "delims=" %%i in ('dir /a:-D /b ^|find "kf-*.rom"') do set "fileName=%%i" &echo something like a string or something
for /f "delims=" %%i in ('dir /a:-D /b ^|find "."') do (
    if "%%~xi"==".rom" set "fileName=%%i" &call :sub2
)
::Pop back from your path.
echo popd workDir
popd "%workDir%"
echo current directory is:
cd
pause
echo not calling sub2 :(
pause
goto :eof
:: end of main
:: start of sub1
:sub1
::For each found file set counter + 1.
echo calling sub 1
set /a "counter+=1"
goto :eof
:: end of sub1
:: start of sub2
:sub2
echo calling sub2...
::1st: count again,
::2nd: if counted number equals random number then start the file.
set /a "counter+=1"
if %counter%==%rdNum% (
echo File "%fileName%" found!
echo "%fileName%" >> KFRandom.txt
pause
popd "%workDir%"
echo Starting server with random map file...
pause
:: ucc server %fileName%?Mutator=MML.ML04?game=KFmod.KFGameType?VACSecured=true?MaxPlayers=12?MinPlayers=12?AdminName=nd2spd?AdminPassword=adminpasswordhere -log=server.log
echo server starts here
pause
)
goto :eof
:: end of sub2