Module:T

Module documentation

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Module:T's function main is invoked by Template:T.

---

-- <nowiki>
-- [[Template:T]]
--

local p = {}

function p.main(frame)
    local args = frame:getParent().args
    local link = args[1]
    local uri
    local targs = {}
    local ns
    local i = 1
    
    -- strip transclusion modifiers ([[mw:Help:Magic words#Transclusion modifiers]])
    link = link
        :gsub('safesubst:', '')
        :gsub('subst:', '')
        :gsub('int:', '')
        :gsub('msg:', '')
        :gsub('msgnw:', '')
        :gsub('raw:', '')
        
    ns = mw.text.split(link, ':')[1]
    
    -- check for valid namespace else prepend Template:
    if not (ns == '' or mw.site.namespaces[ns]) or ns == link then
        link = 'Template:' .. link
    end
    
    -- use fullUrl so it doesn't cause any wanted pages
    uri = mw.uri.fullUrl(link)
    
    -- generate a list of args and params    
    for k, v in pairs(args) do
        -- because lua has no continue statement
        if k ~= 1 then
            if type(k) == 'string' then
                v = k .. '=' .. v
            end
        
            targs[i] = v
            i = i + 1
        end
    end
        
    local pipeChar = frame:extensionTag{ name='nowiki', content = '|' }
    targs = table.concat(targs, pipeChar)

    if targs ~= '' then
        targs = pipeChar .. targs
    end
    
    return '<span class="plainlinks"><code>{{[' .. tostring(uri) ..  ' ' .. args[1] .. ']' .. targs .. '}}</code></span>'

end

return p