Module:Is located in explained

local p = ;

local function checklayer(depth) -- check P131 of items at current depth checklist[depth+1] = -- setup next layer of table local j = 0 for j = 1,#checklist[depth] do -- loop over items at current depth local subclasses = mw.wikibase.getBestStatements(checklist[depth][j],"P131") -- get P131 statements for i,statement in ipairs(subclasses) do -- loop through items at next depth if statement.mainsnak.snaktype

'value' then local newitem = statement.mainsnak.datavalue.value.id if newitem

value then isLocated = true else checklist[depth+1][#checklist[depth+1]+1] = newitem -- add item to next depth of checklist table end end end end return isLocatedend

function p.main(frame) local args = frame.args local pargs = frame:getParent.args value = args.value or pargs.value local qid = args.qid or pargs.qid or "" if qid

"" then qid = mw.wikibase.getEntityIdForCurrentPage end if not qid then return 0 end checklist = local md = args.maxdepth or pargs.maxdepth if md then maxdepth = tonumber(md) else maxdepth = 5 end depth = 0 -- current depth isLocated = false -- assume false until match found while not isLocated and depth

return p

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