--Subscriptshoe9 Google Code-in 2019, Introduction to Lua in Wikipedia
local p = {}
--Task 2
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
--Task 3
function p.converttemp( frame )
cels = tonumber( frame.args.celsius ) or 0
fahr = cels * 9 /5 +32
msg = cels.." degrees Celsius is "
msg = msg.. fahr.. " degrees Fahrenheit.<br>"
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.. " is equal to " ..i * numb.. ".<br>"
end
return out
end
function p.people(frame)
local friends = {"Agnetha", "Betty", "Carlos", "Davinder", "Eloise", "James", "Emily", "Cindy", "Eleni"}
local msg = ""
for i = 1,#friends do
msg = msg .. "Hello " .. friends[i] .. "<br>"
end
return msg
end
--Task 5
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 .. "<br>Day = " .. d .. "<br>Month = " .. m
end
--Task 6
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 code = frame.args.langcode or "zh"
local answer = mw.language.getFallbacksFor(code)
local out = ""
for a, b in pairs(answer) do
out = out .. a .. " --> " .. b .. "</br>"
end
return "Code = " .. code .. "</br>" ..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 out = ""
local title = frame.args.title
local pginfo = mw.title.new( title )
if pginfo == nil
then return "The Page Name is invalid.(頁面標題係為無效值。)"
end
if pginfo.text ~= title
then out = out.." does not exist and is not a redirect.(頁面並不存在亦非重定向頁面。)"
return "The page you want to enter"..out
end
if pginfo.exists == false
then out = out.. " does not exist and is not a redirect.(頁面並不存在亦非重定向頁面。)"
else if pginfo.isRedirect == true
then out = out.." exists and is a redirect.(頁面存在且為重定向頁面。)"
else out = out.." exists and is not a redirect.(頁面存在但非重定向頁面。)"
end
end
return title..out
end
return p
