Module:Sandbox/RexxS/Concat

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local p = {}

p.test = function(frame)
	local mytable = {}
	for i=1,5 do
		mytable[i] = i*10
	end
	return table.concat(mytable, ", ")
end


-- looking at Richard Burton Q151973 and his spouses P26
-- using {{#invoke:Sandbox/RexxS/Concat|getPropertyAndQualifier|P26|P580|FETCH_WIKIDATA}}
-- try {{#invoke:Wikidata|getRawQualifierValue|P26|P580|FETCH_WIKIDATA}} - which fails
-- see https://www.mediawiki.org/wiki/Wikibase/Notes/JSON
-- see https://www.mediawiki.org/wiki/Extension:Wikibase_Client/Lua
-- see https://www.mediawiki.org/wiki/Extension:Scribunto/Lua_reference_manual
-- see https://en.wikipedia.org/wiki/Richard_Burton
-- see https://www.wikidata.org/wiki/Q151973
-- Also see {{#invoke:Sandbox/RexxS/Concat|getPropertyAndQualifier|P6|P580|FETCH_WIKIDATA}} for https://en.wikipedia.org/wiki/New_York_City
p.getPropertyAndQualifier = 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.getEntityObject()
		local props = entity.claims[propertyID]
		if props then
			local val, sitelink, label
			for k, v in pairs(props) do
				if v.mainsnak.snaktype == 'value' then
					if v.mainsnak.datavalue.type == 'wikibase-entityid' then
						-- type is entity
						sitelink = mw.wikibase.sitelink('Q' .. v.mainsnak.datavalue.value['numeric-id'])
						label = mw.wikibase.label('Q' .. v.mainsnak.datavalue.value['numeric-id'])
						if val then val = val .. ', ' .. label else val = label end
						if v.qualifiers and v.qualifiers[qualifierID] then
							for kq, vq in pairs(v.qualifiers[qualifierID]) do
								if vq.datavalue.type == 'time' then
									-- return the year
									local dt = vq.datavalue.value.time
									-- local dt = v.qualifiers[qualifierID][1].datavalue.value.time
									if #dt > 26 then --date later than 99 CE
										val = val .. ' (' .. string.sub(dt, 9, 12) .. ')'
									else -- date earlier than 100 CE
										val = val .. ' (' .. string.sub(dt, 9, 10) .. ')'
									end
								end
							end -- next kq, vq
						end
					elseif v.mainsnak.datavalue.type == 'string' then
						-- type is string
						if val then val = val .. ', ' .. v.mainsnak.datavalue.value else val = v.mainsnak.datavalue.value end
					elseif v.mainsnak.datavalue.type == 'globecoordinate' then
						-- type is globecoordinate - do this later
						if val then val = val .. ', ' .. 'globecoordinate' else val = 'globecoordinate' end
					elseif v.mainsnak.datavalue.type == 'time' then
						-- type is time - do this later
						if val then val = val .. ', ' .. 'time' else val = 'time' end
					elseif v.mainsnak.datavalue.type == 'quantity' then
						-- type is quantity
						local quant = entity:formatPropertyValues(propertyID, mw.wikibase.entity.claimRanks).value
						quant = mw.ustring.gsub(quant, "(%d),(%d)", "%1%2") -- remove thousands separators
						if val then val = val .. ', ' .. quant else val = quant end
					else
						-- type is not known (to be dealt with later)
						if val then val = val .. ', ' .. 'unknown' else val = 'unknown' end
					end
				else -- mainsnaktype is unknown value or novalue
					if val then val = val .. ', noval' else val= 'noval' end
				end
			end -- next k,v
			if ret then return ret else return val end
		else -- no props
			return ""
		end
	else -- wikidata value not required so return local value
		return input_parm
	end
end

p.getRawPropertyValue = 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.getEntityObject()
		local props = entity.claims[propertyID]
		if props then
			local val, sitelink, label
			for k, v in pairs(props) do
				if v.mainsnak.snaktype == 'value' then
					if v.mainsnak.datavalue.type == 'wikibase-entityid' then
						-- type is entity
						sitelink = mw.wikibase.sitelink('Q' .. v.mainsnak.datavalue.value['numeric-id'])
						label = mw.wikibase.label('Q' .. v.mainsnak.datavalue.value['numeric-id'])
						if val then val = val .. ', ' .. label else val = label end
					elseif v.mainsnak.datavalue.type == 'string' then
						-- type is string
						if val then val = val .. ', ' .. v.mainsnak.datavalue.value else val = v.mainsnak.datavalue.value end
					elseif v.mainsnak.datavalue.type == 'globecoordinate' then
						-- type is globecoordinate - do this later
						if val then val = val .. ', ' .. 'globecoordinate' else val = 'globecoordinate' end
					elseif v.mainsnak.datavalue.type == 'time' then
						-- type is time - do this later
						if val then val = val .. ', ' .. 'time' else val = 'time' end
					elseif v.mainsnak.datavalue.type == 'quantity' then
						-- type is quantity
						local quant = entity:formatPropertyValues(propertyID, mw.wikibase.entity.claimRanks).value
						quant = mw.ustring.gsub(quant, "(%d),(%d)", "%1%2") -- remove thousands separators
						if val then val = val .. ', ' .. quant else val = quant end
					else
						-- type is not known (to be dealt with later)
						if val then val = val .. ', ' .. 'unknown' else val = 'unknown' end
					end
				else -- mainsnaktype is unknown value or novalue
					if val then val = val .. ', noval' else val= 'noval' end
				end
			end -- next k,v
			return val
		else -- no props
			return ""
		end
	else -- wikidata value not required so return local value
		return input_parm
	end
end

-- {{#invoke:Sandbox/RexxS/Concat|getDescription|FETCH_WIKIDATA|en}}
-- {{#invoke:Sandbox/RexxS/Concat|getDescription|FETCH_WIKIDATA}}
p.getDescription = function(frame)
	local input_parm = mw.text.trim(frame.args[1] or "")
	local lang = mw.text.trim(frame.args[2] or mw.language.getContentLanguage().code) -- if language code not supplied, use lang code local to this wiki
	if input_parm == "FETCH_WIKIDATA" then
		local entity = mw.wikibase.getEntityObject()
		local desc = entity.descriptions[lang] -- check this exists to avoid index nul error
		if desc then
			return mw.ustring.upper(mw.ustring.sub(desc.value, 1, 1)) .. mw.ustring.sub(desc.value, 2)
		else -- no description in given language
			return ""
		end
	else -- wikidata value not required so return local value
		return input_parm
	end
end

return p