This module implements {{requested move}} and {{move-multi}}. Please see the template pages for documentation.
-- This module implements {{requested move}} and {{move-multi}}. local getArgs = require('Module:Arguments').getArgs local tableTools = require('Module:TableTools') local yesno = require('Module:Yesno') local p = {} -------------------------------------------------------------------------------- -- Helper functions -------------------------------------------------------------------------------- local function err(msg) -- Generates a wikitext error message return string.format('{{error|%s}}', msg) end -------------------------------------------------------------------------------- -- Main function -------------------------------------------------------------------------------- function p.main(frame) ---------------------------------------------------------------------------- -- Initialise variables and preprocess the arguments ---------------------------------------------------------------------------- local args = getArgs(frame) local title = mw.title.getCurrentTitle() --[[ -- To iterate over the current1, new1, current2, new2, ... arguments -- we get an array of tables sorted by number and compressed so that -- it can be traversed with ipairs. The table format looks like this: -- { -- {current = x, new = y, num = 1}, -- {current = z, new = q, num = 2}, -- ... -- } -- The "num" field is used to correctly preserve the number of the parameter -- that was used, in case users skip any numbers in the invocation. -- -- The current1 parameter is a special case, as it does not need to be -- specified. To avoid clashes with later current parameters, we need to -- add it to the args table manually. Although it does not need to be -- specified, we don't want the module's behaviour to change if a user -- specifies it anyway. -- -- Also, we allow the first positional parameter to be an alias for the -- new1 parameter, so that the syntax for the old templates -- {{requested move}} and {{move-multi}} will both be supported. -- -- The "multi" variable tracks whether we are using the syntax previously -- produced by {{requested move}}, or the syntax previously produced by -- {{move-multi}}. For the former, multi is false, and for the latter it is -- true. --]] args.current1 = title.subjectPageTitle.prefixedText args.new1 = args.new1 or args[1] local argsByNum = {} for k, v in pairs(args) do k = tostring(k) local prefix, num = k:match('^(%l*)([1-9][0-9]*)$') if prefix == 'current' or prefix == 'new' then num = tonumber(num) local subtable = argsByNum[num] or {} subtable[prefix] = v subtable.num = num argsByNum[num] = subtable end end argsByNum = tableTools.compressSparseArray(argsByNum) local argsByNumCount = #argsByNum local multi if argsByNumCount >= 2 then multi = true else multi = false end --[[ -- Validate new params. -- This check ensures we don't have any absent new parameters, and that -- users haven't simply copied in the values from the documentation page. --]] if multi then for i, t in ipairs(argsByNum) do local new = t.new local num = t.num if not new or new == 'New title for page ' .. tostring(num) then argsByNum[i].new = '?' end end else local new = argsByNum[1].new if not new or new == 'NewName' then argsByNum[1].new = '?' end end ---------------------------------------------------------------------------- -- Error checks ---------------------------------------------------------------------------- -- Subst check if not mw.isSubsting() then local lb = mw.text.nowiki('{{') local rb = mw.text.nowiki('}}') local msg = '<strong class="error">' .. 'This template must be [[Wikipedia:Template substitution|substituted]];' .. ' replace %srequested move%s with %ssubst:requested move%s' .. '</strong>' msg = string.format(msg, lb, rb, lb, rb) return msg end -- Check we are on a talk page if not title.isTalkPage then local msg = '[[Template:Requested move]] must be used in a TALKSPACE, e.g., [[%s:%s]]' msg = string.format(msg, mw.site.namespaces[title.namespace].talk.name, title.text) return err(msg) end -- Check the arguments local currentDupes = {} for i, t in ipairs(argsByNum) do local current = t.current local num = t.num local currentTitle local subjectSpace -- Check for invalid or missing currentn parameters -- This check must come first, as mw.title.new will give an error if -- it is given invalid input. if not current then local msg = '"current%d" parameter missing;' .. ' please add it or remove the "new%d" parameter' msg = string.format(msg, num, num) return err(msg) end -- Check for invalid currentn titles -- This check must come before the namespace checks and the check for -- non-existent titles, as we cannot extract the relevant data from -- the title object if the title object does not exist. currentTitle = mw.title.new(current) if not currentTitle then local msg = 'Invalid title detected in parameter "current' .. num .. '";' .. ' check for [[Wikipedia:Page name#' .. 'Technical restrictions and limitations|invalid characters]] and' .. ' incorrectly formatted' .. ' [[Help:Interwiki linking|interwiki prefixes]]' return err(msg) end -- Category namespace checks subjectSpace = mw.site.namespaces[currentTitle.namespace].subject.id if subjectSpace == 14 then local msg = '[[Template:Requested move]] is not for categories,' .. ' see [[Wikipedia:Categories for discussion]]' return err(msg) -- File namespace check elseif subjectSpace == 6 then local msg = '[[Template:Requested move]] is not for files;' .. ' see [[Wikipedia:Moving a page#Moving a file page]]' .. ' (use [[Template:Rename media]] instead)' return err(msg) -- User namespace check elseif subjectSpace == 2 then local msg = '[[Template:Requested move]] is not for moves from user space;' .. ' see [[Wikipedia:Articles for creation]]' .. ' (use ' .. mw.text.nowiki('{{') .. '[[Wikipedia:Substitution|subst]]:[[Template:Submit|submit]]' .. mw.text.nowiki('}}') .. ' instead),' .. ' or [[Help:How to move a page|move it yourself]]' return err(msg) end -- Check for non-existent titles. if not currentTitle.exists then local msg = 'Must create [[:%s]] before requesting that it be moved' msg = string.format(msg, current) return err(msg) end -- Check for duplicate current titles -- We know the id isn't zero because we have already checked for -- existence. local currentId = currentTitle.id if currentDupes[currentId] then local msg = 'Duplicate title detected ("' .. currentTitle.prefixedText .. '"); cannot move the same page to two different places' return err(msg) else currentDupes[currentId] = true end end ---------------------------------------------------------------------------- -- Generate the heading ---------------------------------------------------------------------------- -- For custom values of |heading=, use those. -- For |heading=yes, |heading=y, etc., use the current date as a heading. -- Otherwise don't include a heading. local heading = args.heading or args.header local useHeading = yesno(heading, heading) if heading and useHeading == heading then heading = '== ' .. heading .. ' ==\n\n' elseif useHeading then local lang = mw.language.getContentLanguage() local headingDate = lang:formatDate('d F Y') heading = '== Requested move ' .. headingDate .. ' ==\n\n' else heading = '' end ---------------------------------------------------------------------------- -- Build the {{requested move/dated}} invocation ---------------------------------------------------------------------------- local rmd = {} rmd[#rmd + 1] = '{{requested move/dated' if multi then rmd[#rmd + 1] = '|multiple=yes' rmd[#rmd + 1] = '\n|current1=' .. argsByNum[1].current end --[[ -- The first new title. This is used both by single and by multi; for single -- it is the only parameter used. For single the parameter name is the first -- positional parameter, and for multi the parameter name is "new1". --]] local new1param = multi and 'new1=' or '' rmd[#rmd + 1] = '|' .. new1param .. argsByNum[1].new -- Add the rest of the arguments for multi. if multi then for i = 2, argsByNumCount do local t = argsByNum[i] local numString = tostring(i) local current = t.current local new = t.new rmd[#rmd + 1] = '|current' .. numString .. '=' .. current rmd[#rmd + 1] = '|new' .. numString .. '=' .. new end -- The old multi template always has a bar before the closing curly -- braces, so we will do that too. rmd[#rmd + 1] = '|' end rmd[#rmd + 1] = '}}' rmd = table.concat(rmd) ---------------------------------------------------------------------------- -- Generate the list of links to the pages to be moved ---------------------------------------------------------------------------- local linkList = {} for i, t in ipairs(argsByNum) do local current = t.current local new = t.new local item = string.format( '\n%s[[:%s]] → {{no redirect|%s}}', multi and '* ' or '', -- Don't make a list for single page moves. current, new ) linkList[#linkList + 1] = item end linkList = table.concat(linkList) ---------------------------------------------------------------------------- -- Reason and talk blurb ---------------------------------------------------------------------------- -- Reason local reason = args.reason or args[2] or 'Please place your rationale for the proposed move here.' reason = '– ' .. reason .. ' ~~~~' -- Talk blurb local talk if yesno(args.talk, true) then talk = frame:expandTemplate{title = 'Requested move/talk'} else talk = '' end ---------------------------------------------------------------------------- -- Assemble the output ---------------------------------------------------------------------------- -- The old templates start with a line break, so we will do that too. local ret = string.format( '\n%s%s\n%s%s%s%s', heading, rmd, linkList, multi and '\n' or ' ', reason, talk ) return ret end return p