= SLua: Read Notecard =

<code lua load-notecard.lua>

-- load-notecard.lua - Read a notecard into LSD
 
local CONFIG_NOTECARD = "notecard"
local card_query
local line

function dataserver(queryid:uuid, data:string)
    if queryid == card_query then
        if data ~= EOF then
            -- Skip comments
            local ix = ll.SubStringIndex(data, "#")
            if ix ~= -1 then
                if ix == 0 then
                    data = ""
                else
                    data = ll.GetSubString(data, 0, ix-1)
                end
            end
 
            -- If the data looks like a key...
            if (data ~= "") and (data ~= "#") and (data ~= NULL_KEY) then
                -- Process line
                ll.OwnerSay(string.format(" %s\n", data))
            end
            -- Read next line
            line = line + 1
            card_query = ll.GetNotecardLine(CONFIG_NOTECARD, line)
        else
            -- Done
            ll.OwnerSay("Configuration complete")
        end
    end
end
     
local function main()
    ll.SetText(ll.GetObjectDesc(), vector.create(1, 1, 1), 1.0);

    if ll.GetInventoryType(CONFIG_NOTECARD) == INVENTORY_NOTECARD then
        -- Read the notecard
        ll.OwnerSay(string.format("Reading %s:\n", CONFIG_NOTECARD))
        line = 0
        card_query = ll.GetNotecardLine(CONFIG_NOTECARD, line)
    else
        ll.OwnerSay(string.format("notecard %s not found\n", CONFIG_NOTECARD))
    end
end
     
main()