--angr_pukhlya, Google Code-in, Introduction to Lua in Wikipedia
--GCI, Lua Task 2 - Working with modules
local p = {} -- p stands for package
function p.hello( frame )
return (string.match(frame.args.d or '', "%U*(%u*%u%u)") or '') .. "gj"
end
p.Hi = function(frame)
strName = frame.args.name or "Jimbo"
return "Hello from Lua to my friend " .. strName .. ".<br>"
end
p.temperature = function(frame)
cel = tonumber(frame.args.celsius) or 0
fah = cel * 9 / 5 + 32
msg = cel .. " degrees Celsius is " .. fah .. " degrees Fahrenheit."
if cel <= 9 then
msg = msg .. " It is cold."
else
msg = msg .. " It is warm."
end
return msg
end
-- Task 4
p.times = function(frame)
local num = tonumber( frame.args.num ) or 2
local out = num .. " times table<br>"
for i = 1, 12 do
out = out .. num .. " times " .. i .. " equals " .. i * num .. "<br>"
end
return out
end
p.mum = function(frame)
local family = {"Dad", "Mum", "Uncle Stan", "Aunty Elsie", "Brian", "Mary Sue", "Somebody else", "Rocky"}
local msg = ""
for i = 1, #family do
msg = msg .. "Hello " .. family[i] .. "<br>"
end
return msg
end
p.sentence = function(frame)
local str = frame.args.words or ""
local out = string.upper(string.sub(str, 1, 1)) .. string.sub(str, 2)
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 .. "<br>Day = " .. day .. "<br>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 .. "<br>"
count = count + 1
end
return langs .. "<br>= " .. count .. " languages"
end
p.fallbacks = function(frame)
local langcode = frame.args.langcode or "en"
local langlist = mw.language.getFallbacksFor(langcode)
local langs = ""
for k = 1, #langlist do
langs = langs .. langlist[k] .. "<br>"
end
return langs .. "<br>= " .. #langlist .. " languages"
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 or ""
local ttlobj = mw.title.new( ttl )
answer = ttl
if ttlobj == nil then
answer = "Invalid title"
else do
if ttlobj["exists"] == true then
answer = answer .. " exists and "
else do
answer = answer .. " does not exist and "
end
end
if ttlobj["isRedirect"] == true then
answer = answer .. " is a redirect"
else do
answer = answer .. " is a not redirect"
end
end
end
end
return answer
end
return p
