Module:Sandbox/GCImelody

-- GCImelody Google Code-in 2019, Introduction to Lua in Wikipedia -- Lua Task 2 - Working with modules local p = {}

function p.hello(frame) return "Hello, world!" end

p.Hi = function(frame) strName = frame.args.name or "Jimmy" return "Hello from Lua to my friend " .. strName .. ". " end

function p.converttemp(frame) cels = tonumber(frame.args.celsius) or 0 fahr = cels*(9/5) + 32 msg = cels .. " degrees Celsius is " .. fahr .. " degrees Fahrenheit." if cels > 9 then msg = msg .. " It is warm." else msg = msg .. " It is cold." end return msg; end

function p.timestable(frame) local numb = tonumber( frame.args.numb ) or 2 local out = numb .. " times table " for i = 1, 12 do out = out .. numb .. " times " .. i .. " equals " .. i * numb .. " "	end return out end

function p.people(frame) local friends = {"Agnetha", "Betty", "Carlos", "Davinder", "Eloise", "Flora", "Gary", "Hyacinth" }	local msg = "" for i = 1, #friends do msg = msg .. "Hello " .. friends[i] .. " "	end return msg end

function p.sent(frame) local txt = frame.args.text or "" local out = string.upper(string.sub(txt, 1, 1)) .. string.sub(txt, 2) return out end

function p.unpack(frame) local dmy = frame.args.dmydate or "" local d, m, y = string.match(dmy, "(%d+) (%w+) (%d+)") return "Year = " .. y .. " Day = " .. d .. " Month = " .. m end

function p.langs(frame) local langslist = mw.language.fetchLanguageNames local out = "" local count = 0 for k, v in pairs(langslist) do out = out .. k .. " - " .. v .. " "		count = count + 1 end return out .. " = " .. count .. " languages" end

function p.fallbacklangs(frame) local code = frame.args.langcode or "" local langlist = mw.language.getFallbacksFor(code) local out = "" for i, lang in ipairs(langlist) do out = out .. " " .. lang end return out .. " " end

function p.findtriples(frame) local out = "" local langslist = mw.language.fetchLanguageNames for k, v in pairs(langslist) do		local fallbacks = mw.language.getFallbacksFor(k) if #fallbacks >=3 then out = out .. " " .. k end end return out end

p.pgtitle = function( frame ) local title = frame.args.title local ttlobj = mw.title.new( title ) local txt = ttlobj.text return txt end

function p.pginfo(frame) local title = frame.args.title if title == "" then return title .. " does not exist and is not a redirect" end local ttlobj = mw.title.new(title) if ttlobj == nil then return "This page does not exist and is not a redirect" end if ttlobj.exists == false then return title .. " does not exist and is not a redirect" elseif ttlobj.exists == true and ttlobj.isRedirect == false then return title .. " exists and is not a redirect" else return title .. " exists and is a redirect" end end

return p