--dwu1011 Google Code-in 2019, Introduction to Lua in Wikipedialocal 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 .. ".
"end
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 farenheit." if cels > 0 then msg = msg.." it is warm" else msg = msg.." it is cold"end return msgend
--Task 4function p.timestable(frame) local numb = tonumber(frame.args.numb) or 2 local out = numb.." Times table
" for i = 1, 12 do out = out..numb .. " times "..i.." is equal to "..i*numb.."
" end return outend
function p.people(frame) local friends = local msg = "" for i = 1,#friends do msg = msg.."Hello " .. friends[i] .. "
" end return msg end--task 5function 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 .. "
Day = " .. d .. "
Month = " .. mend--task 6function p.langs(frame) local langslist = mw.language.fetchLanguageNames local out = "" local count = 0 for k, v in pairs(langslist) do out = out .. k .. " - " .. v .. "
" count = count + 1 end return out .. "
= " .. count .. " languages" end function p.fallbacks(frame) local langcode = frame.args.langcode local fallbacklist =mw.language.getFallbacksFor(langcode) local out = "" for k, v in pairs(fallbacklist) do out = out .. k .. " - " .. v .. "
" 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 titl = frame.args.title or "no" local ttlobj = mw.title.new(titl) msg = "" if ttlobj.exists then msg = msg..titl.." does exist and " else msg = msg..titl .." does not exist and " end if ttlobj.isRedirect then msg = msg .. titl .. " is a redirect" else msg = msg..titl.." is not a redirect" end return msg end --get date p.getdate = function(frame) local qid = frame.args.qid local prop = frame.args.prop local valtbl = mw.wikibase.getBestStatements(qid, prop) local timestamp = valtbl[1].mainsnak.datavalue.value.time local date = string.sub(timestamp, 2,11) return date end function p.getfulldate(frame) local monthname = local qid = frame.args.qid local prop = frame.args.prop local valtbl = mw.wikibase.getBestStatements(qid, prop) local timestamp = valtbl[1].mainsnak.datavalue.value.time local date = string.sub(timestamp, 2,11) local msg = "" local y,m,d = string.match(date,"(%d+)-(%d+)-(%d+)") msg= msg .. monthname[tonumber(m)] .. " "..d.." "..y return msg end function p.getitem(frame) local qid = frame.args.qid local prop = frame.args.prop local valtbl = mw.wikibase.getBestStatements(qid, prop) local idd = valtbl[1].mainsnak.datavalue.value.id local cause = mw.wikibase.getLabel(idd) return cause endreturn p