local export = {}
function export.exists(frame)
local params = {
["template"] = {required = true},
["code"] = {},
["label"] = {},
["sc"] = {},
}
local args = require("Module:parameters").process(frame.args, params)
local info = {code = args["code"], label = args["label"], sc = args["sc"]}
local submodule = require("Module:category tree/" .. args["template"])
local obj = submodule.new(info)
return (obj ~= nil and "1" or "")
end
function export.get_item(frame)
local params = {
[1] = {required = true},
["template"] = {required = true},
["code"] = {},
["label"] = {},
["sc"] = {},
}
local args = require("Module:parameters").process(frame.args, params)
local info = {code = args["code"], label = args["label"], sc = args["sc"]}
local submodule = require("Module:category tree/" .. args["template"])
local obj = submodule.new(info)
local item = args[1]
if item:find("^umbrella_") then
item = item:gsub("^umbrella_", "")
obj = obj:getUmbrella()
end
if obj and obj[item] then
ret = obj[item](obj)
else
error("The requested data item \"" .. item .. "\" is not recognized.")
end
if not ret then
return ""
else
return ret
end
end
return export