Module:Sandbox/Redlead07

--Redlead07 Google Code-in, Introduction to Lua in Wikipedia --Redlead07 Google Code-in, 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

p.temperature = function(frame) a = tonumber(frame.args.celsius) or 0 fah = a*9/5+32 msg = a.." degree Celsius is "..fah.." degree Fahrenheit." if a>9 then msg = msg.." It is warm." else msg = msg.." It is cold." end return msg 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", "Charlie", "Michael", "Sarah"} local msg = "" for a = 1, #family do msg = msg .. "Hello " .. family[a] .. " "	end return msg end

p.sentence = function(frame) local str = frame.args.words or "" local str = str:gsub("^%l", string.upper) local out = string.sub(str, 2) local out = str return out end

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

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 langlist = mw.language.getFallbacksFor(langcode) local langs = "" local count = 0 for k = 1, #langlist do langs = langs .. langlist[k] .. " "	end return langcode.." =".." ".. 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 title = frame.args.ttl or "" local ttlobj = mw.title.new( title ) if ttlobj == nil then return "The title is invalid.".." " end local txt = ttlobj.text if ttlobj.exists then txt = txt.." exists" else txt = txt.." does not exists" end if ttlobj.isRedirect then return txt.." and is a redirect.".." " else return txt.." and is not a redirect.".." " end end

return p