imported>MSGJ: create based on Module:Is instance

2022-09-26T17:51:31Z

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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 isLocated
end

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 = {{qid}}
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<maxdepth do
depth = depth+1
checklayer(depth)
end
if not isLocated then
depth = 0 -- indicates not isLocated
end
return depth -- return depth that item was found
end

return p

Module:Is located in - Revision history

imported>MSGJ: create based on Module:Is instance