local p = {}
function p.wikidatacheck(frame)
local pframe = frame:getParent()
local config = frame.args -- the arguments passed BY the template, in the wikitext of the template itself
local args = pframe.args -- the arguments passed TO the template, in the wikitext that transcludes the template
local property = config.property
local value = config.value
local catbase = config.category
local namespaces = config.namespaces
local ok = false -- one-way flag to check if we're in a good namespace
local ns = mw.title.getCurrentTitle().namespace
for v in mw.text.gsplit( namespaces, ",", true) do
if tonumber(v) == ns then
ok = true
end
end
if not ok then -- not in one of the approved namespaces
return ""
end
local entity = mw.wikibase.getEntityObject()
if not entity then -- no Wikidata item
return "[[Category:" .. catbase .. " not in Wikidata]]"
end
local claims = entity.claims or {}
local hasProp = claims[property]
if not hasProp then -- no claim of that property
return "[[Category:" .. catbase .. " not in Wikidata]]" -- bad. Bot needs to add the property
end
local propValue = hasProp[0].mainsnak.datavalue.value -- This should eventually iterate over all possible values?
if propValue == value then
return "[[Category:" .. catbase .. " same as Wikidata]]" -- yay!
else
return "[[Category:" .. catbase .. " different from Wikidata]]" -- needs human review :(
end
end
return p
