Module:Sandbox/Ohmomar

--Ohmomar Google Code-in, Introduction to Lua in Wikipedia --Lua Task 2 - Working with modules local p = {} -- p stands for package

function p.hello( frame ) return "Hello, world!" end p.Hi = function(frame) strName = frame.args.name or "Jimbo" return "Hello from Lua to my friend " .. strName .. ". " end

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

--Task 4

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

p.mum = function(frame) local family = {"Dad", "Mum", "Uncle Stan", "Aunty Elsie", "Brian", "Ohm", "Rakesh", "Raj"} local msg = "" for i = 1, #family do msg = msg .. "Hello " .. family[i] .. " "	end return msg end

--Task 5

p.sentence = function(frame) local str = frame.args.words or "" local out = string.sub(str, 1, 1) out = string.upper(out) local run = string.sub(str, 2, #str) out = out..""..run.."" return out end

p.unpackdate = function(frame) local dmydate = frame.args.dmydate or "" local month, day, year = string.match(dmydate, "(%w+) (%d+), (%d+)") return "Year = " .. year .. " Day = " .. day .. " Month = " .. month end

--Task 6

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

p.fallbacks = function(frame) local langcode = frame.args.langcode local langcode = mw.language.getFallbacksFor( langcode ) local langs = "" local count = 0 for k, v in pairs(langcode) do langs = langs .. k .. " - " .. v .. " "		count = count + 1 end return langs end

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

p.pageinfo = function( frame ) local ttl = frame.args.title local ttlobj = mw.title.new( ttl ) if ttlobj then if ttlobj.exists then if ttlobj.isRedirect then local txt = ttlobj.text.." exits and is a redirect" return txt else local txt = ttlobj.text.." exits and is not a redirect" return txt end else local txt = ttlobj.text.." does not exist and is not a redirect" return txt end else local txt = "Invalid title" return txt end end return p