Module:Sandbox/N3rsti

-- n3rsti Google Code-in 2019, Introduction to Lua in Wikipedia -- Lua Task 2 - 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 .. ". " end

-- Lua Task 3 function p.converttemp(frame) cels = tonumber(frame.args.celsius) or 0 fahr = cels * 9/5 + 32 coldMsg = "It is cold." warmMsg = "It is warm." msg = cels .. " degrees Celsius is " .. fahr .. " degrees Fahrenheit. " if cels > 9 then return msg .. warmMsg elseif cels < 9 then return msg .. coldMsg else return msg end end

-- Task 4 function p.timestable(frame) local numb = tonumber( frame.args.numb ) or 2 local out = "'''" .. numb .. " times table '''" for i = 1, 12 do out = out .. i .. " times " .. numb .. " equals to " .. i*numb .. " "	end return out end

function p.people(frame) local friends = {"Agnetha", "Betty", "Carlos", "Davinder", "Eloise", "Krzysztof", "John", "Michael"} local msg = "" for i=1, #friends do msg = msg .. "Hello " .. friends[i] .. " "	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 .. " Day = " .. d .. " 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 .. " "		count = count + 1 end return out .. " = " .. count .. " languages " end

function p.fallbacklangs(frame) local langcode = frame.args.langcode or "" local langslist = mw.language.getFallbacksFor(langcode) local out = "" local count = 0 for k, v in pairs(langslist) do out = out .. k .. " - " .. v .. " "		count = count + 1 end return "Languages for " .. langcode .. " code: " .. out .. "Total: " .. count .. " languages" end

function p.loopforlangs(frame) local fulllanglist = mw.language.fetchLanguageNames local minimum = tonumber(frame.args.min) or 0 local langlist = "" local out = "" local count = 0 local cache_out = "" for k, v in pairs(fulllanglist) do		langlist = mw.language.getFallbacksFor(k) for a, b in pairs(langlist) do			count = count + 1 cache_out = cache_out .. "-" .. b .. " "		end if count >= minimum then out = out .. " Total languages for: " .. k .. " "			out = out .. cache_out out = out .. "Total for ".. k .. ": " .. count .. " "		end count = 0 cache_out = "" 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 ) if title == "" then return "No parameter supplied" elseif not ttlobj then return "'''Invalid parameter value: " .. frame.args.title .. "'''"	end local txt = ttlobj.text or title local out = "" local msg = "" if ttlobj.exists then msg = " exists" else msg = " does not exist" end if ttlobj.isRedirect then msg = msg .. " and is a redirect" else msg = msg .. " and is not a redirect" end out = "'''" .. txt .. "'''" .. msg return out end

-- Get date function p.getdate(frame) local qid = frame.args.qid or "" local prop = frame.args.prop or "" local valtbl = mw.wikibase.getBestStatements(qid, prop) if not valtbl [1] or not valtbl[1].mainsnak.datavalue.value.time then return"Invalid prop parameter supplied" end local timestamp = valtbl[1].mainsnak.datavalue.value.time local year, month, day, hour, minute, second = string.match(timestamp, "+(%d+)-(%d+)-(%d+)T(%d+):(%d+):(%d+)Z") return year .. "-" .. month .. "-" .. day end

function p.getfulldate(frame) local qid = frame.args.qid or "" local prop = frame.args.prop or "" local monthname = { "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" } local valtbl = mw.wikibase.getBestStatements(qid, prop) if not valtbl [1] or not valtbl[1].mainsnak.datavalue.value.time then return"Invalid prop parameter supplied" end local timestamp = valtbl[1].mainsnak.datavalue.value.time local year, month, day, hour, minute, second = string.match(timestamp, "+(%d+)-(%d+)-(%d+)T(%d+):(%d+):(%d+)Z") return day .. " " .. monthname[tonumber(month)] .. " " .. year

end

function p.getitem(frame) local qid = frame.args.qid or "" local prop = frame.args.prop or "" local valtbl = mw.wikibase.getBestStatements(qid, prop) if not valtbl[1] or not valtbl[1].mainsnak.datavalue.value.id then return"Invalid prop parameter supplied" end local id = valtbl[1].mainsnak.datavalue.value.id	local labelId = mw.wikibase.getLabel(id) return labelId end

return p