Module:Autochangecat
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Documentation for this module may be created at Module:Autochangecat/doc
--<pre>Automatically changes categories/templates after xx days -- based on the last date the page was saved/edited -- use in template or directly -- Syntax = {{#invoke:Autochangecat|main|days=2|category1=Dev|category2=Developers|template=true}} -- Syntax = {{#invoke:Autochangecat|main|date=2015-05-06|category1=Dev|category2=Developers|template=true}} local p = {} local u = require("Module:Utility") local function preprocess(sText) if mw.getCurrentFrame() then sText = mw.getCurrentFrame():preprocess(sText) end return sText end function p.main(frame) local oArgTable, oChildArgs = u.getArgs(frame, "both") local function getParams(argName) if oChildArgs and oChildArgs[argName] then return oChildArgs[argName] elseif oArgTable and oArgTable[argName] then return oArgTable[argName] end end if oChildArgs or oArgTable then local iDays = getParams("days") local endDate = getParams("date") local sArg1 = getParams(1) or getParams("page1") local sArg2 = getParams(2) or getParams("page2") local bTemplate = getParams("template") return p.changeCategory(iDays, sArg1, sArg2, bTemplate, endDate) end end function p.changeCategory(iDays, sArg1, sArg2, bChangeTemplate, endDate) local sCat = "" if (iDays or endDate) and sArg1 and sArg2 then local revDate = preprocess("{{REVISIONYEAR}}-{{REVISIONMONTH}}-{{REVISIONDAY2}}") local iFutureDate = u.addDays (revDate, iDays) local todayDate = os.date("%Y-%m-%d") local iDaysLeft = u.datediff(iFutureDate, todayDate) local sPrefix = "[[" .. "Category:" local sSuffix = "]]" local isValidDate = u.checkdate(endDate) if isValidDate then iDaysLeft = u.datediff(endDate, os.date("%Y-%m-%d")) end if bChangeTemplate == "true" then sPrefix = "{{" sSuffix = "}}" end if iDaysLeft then if iDaysLeft < 1 then sCat = preprocess(sPrefix .. sArg2 .. sSuffix) else sCat = preprocess(sPrefix .. sArg1 .. sSuffix) end end end return sCat end return p --[[Category:Lua modules]]