-- Lua snippet to display the revisions that came into the database.
-- /Richard Levitte
--
-- Released as public domain

do
   notifier = {
      revision_received =
         function(rev_id, rev_text, rev_certs, session_id)
            for _,cert in ipairs(rev_certs) do
               if cert["name"] == "branch" then
                  branch = cert["value"]
               elseif cert["name"] == "date" then
                  date = cert["value"]
               elseif cert["name"] == "author" then
                  author = cert["value"]
               elseif cert["name"] == "changelog" then
                  changelog = cert["value"]
               end
            end
            print("\n========================================\n" ..
                  "Date:      " .. date .. "\n" ..
                  "Branch:    " .. branch .. "\n" ..
                  "Author:    " .. author .. "\n" ..
                  "Changelog:\n" .. 
                  "----------\n" ..
                  changelog .. "\n" ..
                  "----------\n" ..
                  rev_text .. "\n")
            return "continue",nil
         end
   }

   local v,m = push_hook_functions(notifier)
   if not v then
      error(m)
   elseif m then
      io.stderr:write("Warning: ",m,"\n")
   end
end