Module:Wikidata

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Revision as of 18:14, 21 September 2014 by >RexxS (modify getTAValue to split out multiple values)
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Documentation for this module may be created at Module:Wikidata/doc 

local p = {}

-- This is used to get a normal wiki-linked value, or a comma separated list of them if multiple values exist
p.getValue = function(frame)
	local propertyID = mw.text.trim(frame.args[1] or "")
	local input_parm = mw.text.trim(frame.args[2] or "")
	if input_parm == "FETCH_WIKIDATA" then
		local entity = mw.wikibase.getEntity()
		if entity.claims[propertyID] ~= nil then
			local out = {}
			for k, v in pairs(entity.claims[propertyID]) do
				if v.mainsnak.snaktype == 'value' then
					if (mw.wikibase.sitelink("Q" .. v.mainsnak.datavalue.value["numeric-id"])) then
						out[#out + 1] = "[[" .. mw.wikibase.sitelink("Q" .. v.mainsnak.datavalue.value["numeric-id"]) .. "]]"
					else
						out[#out + 1] = "[[:d:Q" .. v.mainsnak.datavalue.value["numeric-id"] .. "|" .. mw.wikibase.label("Q" .. v.mainsnak.datavalue.value["numeric-id"]) .. "]]<abbr title='Article is not yet available in this wiki'>[*]</abbr>"
					end
				end
			end
			return table.concat(out, ", ")
		else
			return ""
		end
	else
		return input_parm
	end
end

p.getQualifierValue = function(frame)
	local propertyID = mw.text.trim(frame.args[1] or "")
	local qualifierID = mw.text.trim(frame.args[2] or "")
	local input_parm = mw.text.trim(frame.args[3] or "")
	if input_parm == "FETCH_WIKIDATA" then
		local entity = mw.wikibase.getEntity()
		if entity.claims[propertyID] ~= nil then
			local out = {}
			for k, v in pairs(entity.claims[propertyID]) do
				for k2, v2 in pairs(v.qualifiers[qualifierID]) do
					if v2.snaktype == 'value' then
						if (mw.wikibase.sitelink("Q" .. v2.datavalue.value["numeric-id"])) then
							out[#out + 1] = "[[" .. mw.wikibase.sitelink("Q" .. v2.datavalue.value["numeric-id"]) .. "]]"
						else
							out[#out + 1] = "[[:d:Q" .. v2.datavalue.value["numeric-id"] .. "|" .. mw.wikibase.label("Q" .. v2.datavalue.value["numeric-id"]) .. "]]<abbr title='Article is not yet available in this wiki'>[*]</abbr>"
						end
					end
				end
			end
			return table.concat(out, ", ")
		else
			return ""
		end
	else
		return input_parm
	end
end

-- This is used to get a value like 'male' (for property p21) which won't be linked
p.getRawValue = function(frame)
	local propertyID = mw.text.trim(frame.args[1] or "")
	local input_parm = mw.text.trim(frame.args[2] or "")
	if input_parm == "FETCH_WIKIDATA" then
		local entity = mw.wikibase.getEntity()
		if entity.claims[propertyID] ~= nil then
			local out = {}
			for k, v in pairs(entity.claims[propertyID]) do
				if v.mainsnak.snaktype == 'value' then
					if v.mainsnak.datavalue.value["numeric-id"] then
						out[#out + 1] = mw.wikibase.label("Q" .. v.mainsnak.datavalue.value["numeric-id"])
					else
						out[#out + 1] = v.mainsnak.datavalue.value
					end
				end
			end
			local ret = table.concat(out, ", ")
			return string.upper(string.sub(ret, 1, 1)) .. string.sub(ret, 2)
		else
			return ""
		end
	else
		return input_parm
	end
end

p.getRawQualifierValue = function(frame)
	local propertyID = mw.text.trim(frame.args[1] or "")
	local qualifierID = mw.text.trim(frame.args[2] or "")
	local input_parm = mw.text.trim(frame.args[3] or "")
	if input_parm == "FETCH_WIKIDATA" then
		local entity = mw.wikibase.getEntity()
		if entity.claims[propertyID] ~= nil then
			local out = {}
			for k, v in pairs(entity.claims[propertyID]) do
				for k2, v2 in pairs(v.qualifiers[qualifierID]) do
					if v2.snaktype == 'value' then
						if v2.datavalue.value["numeric-id"] then
							out[#out + 1] = mw.wikibase.label("Q" .. v2.datavalue.value["numeric-id"])
						else
							out[#out + 1] = v2.datavalue.value
						end
					end
				end
			end
			local ret = table.concat(out, ", ")
			return string.upper(string.sub(ret, 1, 1)) .. string.sub(ret, 2)
		else
			return ""
		end
	else
		return input_parm
	end
end

-- This is used to get a date value for date_of_birth (p569), etc. which won't be linked -- consolidate by testing if entity.claims[propertyID].mainsnak.datavalue.type is "time"
-- Dates are stored as 28 characters if the year  >99 -- e.g. +00000002014-01-01T00:00:00Z for 2014
-- Dates are stored as 26 characters if the year =<99 -- e.g. +000000050-01-01T00:00:00Z   for 50 CE
p.getDateValue = function(frame)
	local propertyID = mw.text.trim(frame.args[1] or "")
	local input_parm = mw.text.trim(frame.args[2] or "")
	local date_format = mw.text.trim(frame.args[3] or "dmy")
	if input_parm == "FETCH_WIKIDATA" then
		local entity = mw.wikibase.getEntity()
		if entity.claims[propertyID] ~= nil then
			local out = {}
			local dt = {}
			for k, v in pairs(entity.claims[propertyID]) do
				if v.mainsnak.snaktype == 'value' then
					local d = v.mainsnak.datavalue.value.time
					if #d > 26 then
						dt.year = string.sub(d, 9, 12)
						dt.month = string.sub(d, 14, 15)
						dt.day = string.sub(d, 17, 18)
					else
						dt.year = string.sub(d, 9, 10)
						dt.month = string.sub(d, 12, 13)
						dt.day = string.sub(d, 15, 16)
					end
					if date_format == "dmy" then
						out[#out + 1] = os.date("%e %B %Y", os.time(dt))
					else
						out[#out + 1] = os.date("%B %e, %Y", os.time(dt))
					end
				end
			end
			return table.concat(out, ", ")
		else
			return ""
		end
	else
		return input_parm
	end
end

p.getQualifierDateValue = function(frame)
	local propertyID = mw.text.trim(frame.args[1] or "")
	local qualifierID = mw.text.trim(frame.args[2] or "")
	local input_parm = mw.text.trim(frame.args[3] or "")
	local date_format = mw.text.trim(frame.args[4] or "dmy")
	if input_parm == "FETCH_WIKIDATA" then
		local entity = mw.wikibase.getEntity()
		if entity.claims[propertyID] ~= nil then
			local out = {}
			local dt = {}
			for k, v in pairs(entity.claims[propertyID]) do
				for k2, v2 in pairs(v.qualifiers[qualifierID]) do
					if v2.snaktype == 'value' then
						local d = v2.datavalue.value.time
						if #d > 26 then
							dt.year = string.sub(d, 9, 12)
							dt.month = string.sub(d, 14, 15)
							dt.day = string.sub(d, 17, 18)
						else
							dt.year = string.sub(d, 9, 10)
							dt.month = string.sub(d, 12, 13)
							dt.day = string.sub(d, 15, 16)
						end
						if date_format == "dmy" then
							out[#out + 1] = os.date("%e %B %Y", os.time(dt))
						else
							out[#out + 1] = os.date("%B %e, %Y", os.time(dt))
						end
					end
				end
			end
			return table.concat(out, ", ")
		else
			return ""
		end
	else
		return input_parm
	end
end

-- This is used to get the TA98 (Terminologia Anatomica first edition 1998) values like 'A01.1.00.005' (property P1323)
-- which are then linked to http://www.unifr.ch/ifaa/Public/EntryPage/TA98%20Tree/Entity%20TA98%20EN/01.1.00.005%20Entity%20TA98%20EN.htm
-- uses the newer mw.wikibase calls instead of directly using the snaks
-- formatPropertyValues returns a table with the P1323 values concatenated with ", " so we have to split them out into a table in order to construct the return string
p.getTAValue = function(frame)
	local ent = mw.wikibase.getEntityObject()
	local props = ent:formatPropertyValues('P1323')
	local out = {}
	local t = {}
	for k, v in pairs(props) do
		if k == 'value' then
			t = mw.text.split( v, ", ")
			for k2, v2 in pairs(t) do
				out[#out + 1] = "[http://www.unifr.ch/ifaa/Public/EntryPage/TA98%20Tree/Entity%20TA98%20EN/" .. string.sub(v2, 2) .. "%20Entity%20TA98%20EN.htm " .. v2 .. "]"
			end
		end
	end
	ret = table.concat(out, "<br> ")
	if #ret == 0 then
		ret = "Invalid TA"
	end
	return ret
end

return p
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