Module:Quickbar

local function starts_with(str, start) return str:sub(1, #start) == start end

local function renderRow(heading, value) return '|-\n| class="info" | \'\'\'' .. heading .. '\'\'\'\n| style="padding-right:5px;" | ' .. value .. '\n' end

local function renderLinkedClaim(id) local linkTarget = mw.wikibase.sitelink(id) local linkName = mw.wikibase.label(id) if linkTarget == nil then return linkName else return  .. linkName ..  end end

local function rSimple(item, property) return item:formatPropertyValues( property ).value end

local lang = mw.language.getContentLanguage local thousands = {'', 'thousand', 'million', 'billion'}

local function sigfigs(num) local digits = math.floor(math.log10(num) / 3) if digits <= 0 then return lang:formatNum(num) end num = math.floor(num / math.pow(10, 3 * digits -1)) / 10 local result = lang:formatNum(num) result = result .. ' ' .. thousands[digits+1] --	if num ~= 1 then --		result = result .. 's' --	end return result end

local function rPopulation(item, property, frame) local s = item:getBestStatements( property )[1] local result = sigfigs( tonumber(s.mainsnak.datavalue.value.amount) ) if s.qualifiers ~= nil and s.qualifiers['P585'] ~= nil and #s.qualifiers['P585'] > 0 then result = result .. ' (' .. string.match(s.qualifiers['P585'][1].datavalue.value.time, '0*([1-9][0-9]+)\-', 1) .. ')' end return result end

local function rElectricity(item, property) local claims = item:getBestStatements( property ) local voltage = {} for _,s in pairs(claims) do 		local v = mw.wikibase.renderSnak( s.mainsnak ) if s.qualifiers ~= nil and s.qualifiers['P2144'] ~= nil and #s.qualifiers['P2144'] > 0 then v = v .. ' / ' .. mw.wikibase.renderSnak(s.qualifiers['P2144'][1]) end table.insert(voltage, v)	end local result = table.concat(voltage, ' and ') if #item:getBestStatements('P2853') > 0 then result = result .. ' (' .. item:formatPropertyValues( 'P2853' ).value .. ')' end return result end

local function claimOrLabel(id, property) local item = mw.wikibase.getEntity( id ) if #item:getBestStatements( property ) > 0 and item:getBestStatements( property )[1].mainsnak.datavalue ~= nil then return mw.wikibase.renderSnak( item:getBestStatements( property )[1].mainsnak ) end return item:getLabel end

local function rCurrency(item, property) local claims = item:getBestStatements(property) local result = {} for _, claim in pairs(claims) do local id = 'Q' .. claim.mainsnak.datavalue.value['numeric-id'] local currency = mw.wikibase.getEntity( id ) local subresult = currency:getLabel local symbol = claimOrLabel( id, 'P498' ) if symbol ~= currency:getLabel then subresult = subresult .. ' (' .. symbol .. ')' end --		if #currency:getBestStatements('P2284') > 0 then --			for _, price in pairs(currency:getBestStatements('P2284')) do --				if tonumber(price.mainsnak.datavalue.value.amount) ~= 0 then --					subresult = subresult .. ' 1 '..symbol..' = '.. string.format('%.4f', price.mainsnak.datavalue.value.amount ) .. ' ' .. claimOrLabel(string.match(price.mainsnak.datavalue.value.unit, 'Q%d+$'), 'P498') --				end --			end --		end table.insert(result, subresult) end return table.concat(result, ' ') end

local function rEmergency(item, property) local claims = item:getBestStatements( property ) local result = {} for _, claim in pairs(claims) do local id = 'Q' .. claim.mainsnak.datavalue.value['numeric-id'] local res = claimOrLabel(id, 'P1329') if claim.qualifiers ~= nil and claim.qualifiers['P366'] ~= nil and #claim.qualifiers['P366'] > 0 then local usage = {} for _, qual in pairs(claim.qualifiers['P366']) do				table.insert( usage, mw.wikibase.renderSnak(qual) ) end res = res .. ' (' .. table.concat(usage, ', ') .. ')' end table.insert(result, res) end return table.concat(result, ', ') end

local function rTimezones(item, property) local claims = item:getBestStatements( property ) if #claims > 3 then local minEntity = nil local maxEntity = nil local minOffset = 20 local maxOffset = -20 local unknownTZs = {} for _, claim in pairs(claims) do local e = mw.wikibase.getEntity('Q' .. claim.mainsnak.datavalue.value['numeric-id'] ) if #e:getBestStatements( 'P2907' ) == 1 then local val = tonumber( e:getBestStatements( 'P2907' )[1].mainsnak.datavalue.value.amount ) if val < minOffset then minOffset = val minEntity = e				end if val > maxOffset then maxOffset = val maxEntity = e				end else table.insert(unknownTZs, e:getLabel) end end if minEntity ~= nil and maxEntity ~= nil and minOffset ~= maxOffset then local r = minEntity:getLabel .. ' to ' .. maxEntity:getLabel if #unknownTZs > 0 then r = r .. ' and ' .. table.concat(unknownTZs, ', ') end return r		end end return rSimple(item, property) end

local function rSingleLinked(item, property) if item:getBestStatements( property )[1].mainsnak.datavalue ~= nil then return renderLinkedClaim('Q'..item:getBestStatements( property )[1].mainsnak.datavalue.value['numeric-id']) else return nil end end

local function rLinked(item, property) local claims = item.claims[property] local result = {} for _, claim in pairs(claims) do local id = 'Q' .. claim.mainsnak.datavalue.value['numeric-id'] table.insert(result, renderLinkedClaim(id)) end return table.concat(result, ', ') end

local conf = { {'capital', 'Capital', 36, rSingleLinked}, {'currency', 'Currency', 38, rCurrency}, {'population', 'Population', 1082, rPopulation}, {'electricity', 'Electricity', 2884, rElectricity}, {'callingcode', 'Country code', 474, rSimple}, {'timezone', 'Time zone', 421, rTimezones}, {'emergencies', 'Emergencies', 2852, rEmergency}, {'driving side', 'Driving side', 1622, rSimple} }

local p = {}

function p.quickbar( frame ) local parentArgs = frame:getParent.args local elements = {} local item = mw.wikibase.getEntity local useWikidata = (item ~= nil and item.claims ~= nil) local missingInfo = false local locationMap = parentArgs['location'] if (locationMap and starts_with(locationMap, '#Q')) then item = mw.wikibase.getEntity(locationMap:gsub("#", "")) locationMap = nil end if (locationMap ~= nil and locationMap ~= '') or (useWikidata and item.claims['P242'] ~= nil and item.claims['P242'][1] ~= nil) then if useWikidata and (locationMap == nil or locationMap == '') then locationMap = mw.wikibase.renderSnak( item:getBestStatements('P242')[1].mainsnak ) end table.insert(elements, '| colspan="2" style="text-align:center; padding:0" | \n' ) else missingInfo = true end item = mw.wikibase.getEntity for _, params in pairs( conf ) do       if params[3] ~= 0 then local val = parentArgs[params[1]] if (val and starts_with(val, '#Q')) then item = mw.wikibase.getEntity(val:gsub("#", "")) val = nil end if val == '' or val == nil then if useWikidata and #item:getBestStatements('P' .. params[3]) > 0 then val = params[4]( item, 'P' .. params[3], frame) if val ~= nil then table.insert( elements, renderRow(params[2], val) ) else missingInfo = true end else missingInfo = true end else table.insert(elements, renderRow(params[2], val) ) end end item = mw.wikibase.getEntity end local editRow = '' if item ~= nil then editRow = '|-\n| colspan="2" class="info footer" |edit on Wikidata\n' end if #elements > 0 then if missingInfo == true and mw.title.getCurrentTitle.namespace == 0 then table.insert(elements, '\n') end return frame:extensionTag {name = 'templatestyles', args = {src = 'Quickbar/styles.css'}} .. ' \n{| cellpadding="0" cellspacing="0"\n|-\n' .. table.concat(elements)	.. '\n'.. editRow.. '|} '	else if mw.title.getCurrentTitle.namespace == 0 then return '\n' end return '' end end

return p