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Module:redlink category

This module does the actual categorizing for {{redlink category}}.


local export = {}

function export.cat (frame)

    local redlink_category = ""

    if pcall(mw.incrementExpensiveFunctionCount) then
        local m_languages = require("Module:languages")
        local code = frame.args[1] -- language code
        local template = frame.args["template"]

        local lang = m_languages.getByCode(frame.args[1])
        local entry = require("Module:links").getLinkPage(frame.args[2], lang) -- entry name (parameter 2 in Template:m, Template:l)

        local link_object = mw.title.new (entry)

        if not (link_object and link_object.exists) then
        	local langname = lang:getCanonicalName()
        	
            redlink_category = "[[Category:" .. langname .. " redlinks]]"
            if template and template ~= "-" then
                redlink_category = redlink_category .. "[[Category:" .. langname .. " redlinks/" .. template .. "]]"
            end
        end
    end

    return redlink_category

end

return export