Module:Selected recent additions

local randomModule = require('Module:Random')

function cleanupArgs(argsTable) local cleanArgs = {} for key, val in pairs(argsTable) do		if type(val) == 'string' then val = val:match('^%s*(.-)%s*$') if val ~= '' then cleanArgs[key] = val end else cleanArgs[key] = val end end return cleanArgs end

function isAffirmed(val) if not(val) then return false end local affirmedWords = ' add added affirm affirmed include included on true yes y ' return string.find(affirmedWords, ' '..string.lower(val)..' ', 1, true ) and true or false end

function makeOutput(allItems, maxItems, more, notRandom) local output if notRandom then output = '' local itemIndex = 1 local maxCount = math.min(#allItems, maxItems) while itemIndex <= maxCount do output = output .. allItems[itemIndex] .. '\n' itemIndex = itemIndex + 1 end else local randomiseArgs = { ['t'] = allItems, ['limit'] = maxItems }		local randomisedItems = randomModule.main('array', randomiseArgs ) output = table.concat(randomisedItems, '\n') end if more then output = output .. more end return mw.text.trim(output) end

function cleanForPatternMatching(wikitext) -- remove wikilink brackets local cleaned = mw.ustring.gsub(wikitext, "%[%[(.-)%]%]","%1") -- remove pipes that would have been in piped links cleaned = mw.ustring.gsub(cleaned, "%|"," ") -- remove external links cleaned = mw.ustring.gsub(cleaned, "%[.-%]"," ") return cleaned end

function makeCollapsed(outerText, innerText) return "" .. innerText .. "" end

-- Get current events for a "YYYY Month D" date. Returns a table of list items. function getRecentAdditions(subpage, keepPatterns, skipPatterns, showWikitext) local title = mw.title.new('Wikipedia:Recent additions' .. subpage) local raw = title:getContent local itemPattern = '%*%s?%.%.%.[%S ]*' local items = {} for item in mw.ustring.gmatch(raw, itemPattern) do		local keep = false local skip = false local isListItem = ( string.sub(item, 0, 1) == '*' ) if isListItem then local text = cleanForPatternMatching(item) for ii, keepPatt in pairs(keepPatterns) do				if not keep and mw.ustring.find(text, keepPatt) then keep = true end end if #skipPatterns > 0 then for iii, skipPatt in pairs(skipPatterns) do					if not skip and mw.ustring.find(text, skipPatt) then skip = true end end end end if keep and not skip then -- remove (pictured) inline note local cleanItem = mw.ustring.gsub(item, "%s*%(.-pictured.-%)", "") -- remove (illustrated) inline note cleanItem = mw.ustring.gsub(cleanItem, "%s*%(.-illustrated.-%)", "") if showWikitext then -- remove html comments cleanItem = mw.ustring.gsub(cleanItem, "%<%!%-%-(.-)%-%-%>", "") local itemWikitext = " " .. mw.text.nowiki( cleanItem ) .. " "				cleanItem = makeCollapsed(cleanItem, itemWikitext) end table.insert(items, cleanItem) end end return items end

function getItems(maxMonths, patterns, skipPatterns, showWikitext) local allItems = {} local lang = mw.language.new('en') local currentYear = tonumber(lang:formatDate('Y', 'now')) local currentMonth = tonumber(lang:formatDate('n', 'now')) local monthsAgo = 0 while monthsAgo < maxMonths do		local subpage if monthsAgo == 0 then subpage = '' else local year = currentYear - math.modf( (monthsAgo+12-currentMonth)/12 ) local month = math.fmod(12 + currentMonth - math.fmod(monthsAgo, 12), 12) month = ( month ~= 0 ) and month or 12 subpage = lang:formatDate('/Y/F', year .. '-' .. month) end local monthlyItems = getRecentAdditions(subpage, patterns, skipPatterns, showWikitext) for i, item in ipairs(monthlyItems) do			table.insert(allItems, item) end monthsAgo = monthsAgo + 1 end return allItems end

function getPatterns(args, prefix) local patterns = {} local ii = 1 while args[prefix and prefix..ii or ii] do		patterns[ii] = args[prefix and prefix..ii or ii] ii = ii + 1 end return patterns end

local p = {}

p.main = function(frame) local parent = frame.getParent(frame) local parentArgs = parent.args local args = cleanupArgs(parentArgs)

if args['not'] and not args['not1'] then args['not1'] = args['not'] end local patterns = getPatterns(args) if #patterns < 1 then return error("Search pattern not set") end

local skipPatterns = getPatterns(args, 'not')

local months = tonumber(args.months) or 30 local showWikitext = isAffirmed(args.wikitext)

local allItems = getItems(months, patterns, skipPatterns, showWikitext) if #allItems < 1 then return args.header and '' or args.none or 'No recent additions' end

local maxItems = tonumber(args.max) or 6

local more = args.more if isAffirmed(args.more) then more = "More recent additions..." end

local nonRandom = isAffirmed(args.latest)

local output = makeOutput(allItems, maxItems, more, nonRandom) if args.header then output = args.header .. '\n' .. output .. '\n' .. (args.footer or '') end local needsExpansion = mw.ustring.find(output, '{{', 0, true) if needsExpansion then return frame:preprocess(output) else return output end end

return p