Editing Module:Sandbox/zzzminorinzzz Blanco

--zzzminorinzzz Google Code-in 2019, Introduction to Lua in Wikipedia
--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 .. ".<br>"
end

p.converttemp = function(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

-- Task 4

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

function p.people(frame)
	local friends = {"Agnetha", "Betty", "Carlos", "Davinder", "Eloise", "Roman", "Karen", "Carol"}
	local msg = ""
	for i=1, #friends do
	msg = msg .. "Hello " .. friends[i] .. "<br>"
	end
	return msg
end

function p.sent(frame)
	local txt = frame.args.text or ""
	local out=string.upper(string.sub(txt,1,1))
	out =out.. 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 .. "<br>Day = " .. d .. "<br>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 .. "<br>"
		count = count + 1
	end
	return out .. "<br>= " .. count .. " languages"
end

function p.fallbacklangs(frame)
	local langcode= frame.args.langcode or ""
	local langlist=mw.language.getFallbacksFor( langcode )
	local out = ""
	local count = 0
	for k, v in pairs(langlist) do
		out = out .. k .. " - " .. v .. "<br>"
	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

p.pginfo= function( frame )
	local title= frame.args.title or ""
	local ttlobj = mw.title.new( title ) or ""
	if ttlobj=="" then msg= "Invalid title" return msg end
	local txt = ttlobj.text
	if ttlobj.exists then txt=txt.. " exists and " else txt=txt.. " does not exist and "end
	if ttlobj.redirectTarget then txt=txt.. "is a redirect<br>" else txt=txt.. "is not a redirect<br>" end
	return txt
end

return p