IDM limitter2

--[[ <HCExtension>
@name       IDM limit Single Con (BETA2)
@author     reges007 (inspirasi by bdstd aka budi )
@version    1.2
@event      RequestHeaderReceived
</HCExtension> ]]


function RequestHeaderReceived()
         if re.find(hc.request_header, [[^User-Agent:\sMozilla/4.0]]) then -- User Agent default download manager
         if hc.cache_file_name=='' and re.match(hc.request_header, [[^Range:\sbytes=.*\r\n]]) then -- only empty file and range byte can be process
              hc.action = 'save'
                 local file = hc.get_cache_file_name(hc.url)
                 local new  = hc.get_cache_file_size(file..'.new')
         if new==-1 then
              hc.call_me_for('BeforeAnswerBodySend', 'hapus')
              hc.put_msg(2, 'IDM Limit Active')
         else
              hc.sleep(50)
         if new~=nil then
              hc.client_disconnect()
              hc.monitor_string = 'SKIP'
         end
         end
         end
         end

end

function hapus()   -- Destroy everything
         if hc.last_part then
            local file = hc.get_cache_file_name(hc.url)
             hc.delete_file(file)
             -- hc.put_msg(2, file)
          end
end

-- versi 1.2 BETA2
-- + Perbaikan pada metode penghapusan fake cache file dengan demikian aman untuk multi thread