-------------------
-- qb:Build() builds up the qb table based on the entries passed to it
-- previously by qb:AddQuest() so that qm can handle it.
-- player is the player for whom the quest(s) will be registered.
--   It must be a player object.
-------------------
function QuestBuilder:Build(player)
    assert(type(player) == "GameObject" and player.type == game.TYPE_PLAYER, "Arg #1 must be player GameObject!")

    local questnr
    for i, v in ipairs(self) do
        table.insert(v, 1, player)
        v.player = player
        v.qm = QuestManager(v.player, v.name, v.level, v.skill) -- qm is a standard questmanager table for the quest
        if v.mode == game.QUEST_NORMAL and v.qm:GetStatus() == game.QSTAT_NO then
            v.qm:SetFinalStep(v.finalstep)
        end
        if type(v.required) == "table" then
            for j, w in ipairs(v.required) do
                v.qm:AddRequiredQuest(w)
            end
        end
        local qstat = v.qm:GetStatus()
        if questnr == nil and qstat ~= game.QSTAT_DISALLOW and qstat ~= game.QSTAT_DONE then
            questnr = i
        end
    end
    return questnr
end

            ib:SetMsg("So now you know about Felix. Well, here's something you probably don't know yet.\n")
            ib:AddMsg("\nI caught Felix, tied him up, and trapped him in my larder! " ..
                      "Unfortunately, the mice eventually gnawed through the ropes and Felix, unbound, " ..
                      "discovered a secret door down there that even I did not know about!\n")
            ib:AddMsg("\nNow he's hidden himself deep inside the dungeon beyond that secret door and, I believe, " ..
                      "established himself as Marquis of the Mice! He's the one sending them after my food. " ..
                      "Don't ask me how I can tell, but those two tails you brought back only confirm this; " ..
                      "they've got Felix written all over them!\n")
            ib:AddMsg("\nAs luck would have it, I have recently discovered the whereabouts of the secret door. " ..
                      "All I need now is for someone -- you -- to go down there and slay Felix. " ..
                      "I don't think the mice will be such a trouble without their leader. Will you do it?")
            ib:AddMsg("\nComplete this quest and I'll reward you with ~a silver coin~.")

    -- most quests won't have the |Hint| stuff so ignore it
    ib:SetTitle(qb:GetName(questnr))
    ib:SetDesc("Back you go to Fanrir's larder. Find the secret door and explore the dungeon beyond. " ..
               "When you find Felix, slay him.", 0, 1, 0, 0)

questnr == nil (all quest done OR next quest disallowed) | number (current quest)

questnr = false (all quests done) | true (next quest disallowed, but there *is* a next quest) | number (current quest)

if questnr ~= nil and questnr < 0 then
    ib:SetMsg("I have nothing for you now. Come back when you're level " .. qb:GetLevel(questnr) .. "."
end

if questnr = 1 and qb:GetStatus(1) == game.QSTAT_DISALLOW then

if questnr == -1 then

            ib:AddMsg("\nCould you kill some of the mice please? " ..
                      "I'll pay you ~10 copper coins~ if you can bring back two of their tails.")