モジュール:Message boxのソースを表示

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require('strict')
local getArgs
local yesno = require('Module:Yesno')
local lang = mw.language.getContentLanguage()

local CONFIG_MODULE = 'Module:Message box/configuration'
local DEMOSPACES = {talk = 'tmbox', image = 'imbox', file = 'imbox', category = 'cmbox', article = 'ambox', main = 'ambox'}

--------------------------------------------------------------------------------
-- Helper functions
--------------------------------------------------------------------------------

local function getTitleObject(...)
 -- Get the title object, passing the function through pcall
 -- in case we are over the expensive function count limit.
 local success, title = pcall(mw.title.new, ...)
 if success then
  return title
 end
end

local function union(t1, t2)
 -- Returns the union of two arrays.
 local vals = {}
 for i, v in ipairs(t1) do
  vals[<span class="ltr">v</span>] = true
 end
 for i, v in ipairs(t2) do
  vals[<span class="ltr">v</span>] = true
 end
 local ret = {}
 for k in pairs(vals) do
  table.insert(ret, k)
 end
 table.sort(ret)
 return ret
end

local function getArgNums(args, prefix)
 local nums = {}
 for k, v in pairs(args) do
  local num = mw.ustring.match(tostring(<span class="ltr">k</span>), '^' .. prefix .. '([1-9]%d*)$')
  if num then
   table.insert(nums, tonumber(num))
  end
 end
 table.sort(nums)
 return nums
end

--------------------------------------------------------------------------------
-- Box class definition
--------------------------------------------------------------------------------

local MessageBox = {}
MessageBox.__index = MessageBox

function MessageBox.new(boxType, args, cfg)
 args = args or {}
 local obj = {}

 -- Set the title object and the namespace.
 obj.title = getTitleObject(args.page) or mw.title.getCurrentTitle()

 -- Set the config for our box type.
 obj.cfg = cfg[boxType]
 if not obj.cfg then
  local ns = obj.title.namespace
  -- boxType is "mbox" or invalid input
  if args.demospace and args.demospace ~= '' then
   -- implement demospace parameter of mbox
   local demospace = string.lower(args.demospace)
   if DEMOSPACES[demospace] then
    -- use template from DEMOSPACES
    obj.cfg = cfg[DEMOSPACES[demospace]]
   elseif string.find( demospace, 'talk' ) then
    -- demo as a talk page
    obj.cfg = cfg.tmbox
   else
    -- default to ombox
    obj.cfg = cfg.ombox
   end
  elseif ns == 0 then
   obj.cfg = cfg.ambox -- main namespace
  elseif ns == 6 then
   obj.cfg = cfg.imbox -- file namespace
  elseif ns == 14 then
   obj.cfg = cfg.cmbox -- category namespace
  else
   local nsTable = mw.site.namespaces[<span class="ltr">ns</span>]
   if nsTable and nsTable.isTalk then
    obj.cfg = cfg.tmbox -- any talk namespace
   else
    obj.cfg = cfg.ombox -- other namespaces or invalid input
   end
  end
 end

 -- Set the arguments, and remove all blank arguments except for the ones
 -- listed in cfg.allowBlankParams.
 do
  local newArgs = {}
  for k, v in pairs(args) do
   if v ~= '' then
    newArgs[<span class="ltr">k</span>] = v
   end
  end
  for i, param in ipairs(obj.cfg.allowBlankParams or {}) do
   newArgs[param] = args[param]
  end
  obj.args = newArgs
 end

 -- Define internal data structure.
 obj.categories = {}
 obj.classes = {}
 -- For lazy loading of [[Module:Category handler]].
 obj.hasCategories = false

 return setmetatable(obj, MessageBox)
end

function MessageBox:addCat(ns, cat, sort)
 if not cat then
  return nil
 end
 if sort then
  cat = string.format('[[Category:%s|%s]]', cat, sort)
 else
  cat = string.format('[[Category:%s]]', cat)
 end
 self.hasCategories = true
 self.categories[<span class="ltr">ns</span>] = self.categories[<span class="ltr">ns</span>] or {}
 table.insert(self.categories[<span class="ltr">ns</span>], cat)
end

function MessageBox:addClass(class)
 if not class then
  return nil
 end
 table.insert(self.classes, class)
end

function MessageBox:setParameters()
 local args = self.args
 local cfg = self.cfg

 -- Get type data.
 self.type = args.type
 local typeData = cfg.types[self.type]
 self.invalidTypeError = cfg.showInvalidTypeError
  and self.type
  and not typeData
 typeData = typeData or cfg.types[cfg.default]
 self.typeClass = typeData.class
 self.typeImage = typeData.image

 -- Find if the box has been wrongly substituted.
 self.isSubstituted = cfg.substCheck and args.subst == 'SUBST'

 -- Find whether we are using a small message box.
 self.isSmall = cfg.allowSmall and (
  cfg.smallParam and args.small == cfg.smallParam
  or not cfg.smallParam and yesno(args.small)
 )

 -- Add attributes, classes and styles.
 self.id = args.id
 self.name = args.name
 if self.name then
  self:addClass('box-' .. string.gsub(self.name,' ','_'))
 end
 if yesno(args.plainlinks) ~= false then
  self:addClass('plainlinks')
 end
 for _, class in ipairs(cfg.classes or {}) do
  self:addClass(class)
 end
 if self.isSmall then
  self:addClass(cfg.smallClass or 'mbox-small')
 end
 self:addClass(self.typeClass)
 self:addClass(args.class)
 self.style = args.style
 self.attrs = args.attrs

 -- Set text style.
 self.textstyle = args.textstyle

 -- Find if we are on the template page or not. This functionality is only
 -- used if useCollapsibleTextFields is set, or if both cfg.templateCategory
 -- and cfg.templateCategoryRequireName are set.
 self.useCollapsibleTextFields = cfg.useCollapsibleTextFields
 if self.useCollapsibleTextFields
  or cfg.templateCategory
  and cfg.templateCategoryRequireName
 then
  if self.name then
   local templateName = mw.ustring.match(
    self.name,
    '^[<span class="ltr">tT</span>][<span class="ltr">eE</span>][<span class="ltr">mM</span>][<span class="ltr">pP</span>][<span class="ltr">lL</span>][<span class="ltr">aA</span>][<span class="ltr">tT</span>][<span class="ltr">eE</span>][%s_]*:[%s_]*(.*)$'
   ) or self.name
   templateName = 'Template:' .. templateName
   self.templateTitle = getTitleObject(templateName)
  end
  self.isTemplatePage = self.templateTitle
   and mw.title.equals(self.title, self.templateTitle)
 end
 
 -- Process data for collapsible text fields. At the moment these are only
 -- used in {{ambox}}.
 if self.useCollapsibleTextFields then
  -- Get the self.issue value.
  if self.isSmall and args.smalltext then
   self.issue = args.smalltext
  else
   local sect
   if args.sect == '' then
    sect = 'This ' .. (cfg.sectionDefault or 'page')
   elseif type(args.sect) == 'string' then
    sect = 'This ' .. args.sect
   end
   local issue = args.issue
   issue = type(issue) == 'string' and issue ~= '' and issue or nil
   local text = args.text
   text = type(text) == 'string' and text or nil
   local issues = {}
   table.insert(issues, sect)
   table.insert(issues, issue)
   table.insert(issues, text)
   self.issue = table.concat(issues, ' ')
  end

  -- Get the self.talk value.
  local talk = args.talk
  -- Show talk links on the template page or template subpages if the talk
  -- parameter is blank.
  if talk == ''
   and self.templateTitle
   and (
    mw.title.equals(self.templateTitle, self.title)
    or self.title:isSubpageOf(self.templateTitle)
   )
  then
   talk = '#'
  elseif talk == '' then
   talk = nil
  end
  if talk then
   -- If the talk value is a talk page, make a link to that page. Else
   -- assume that it's a section heading, and make a link to the talk
   -- page of the current page with that section heading.
   local talkTitle = getTitleObject(talk)
   local talkArgIsTalkPage = true
   if not talkTitle or not talkTitle.isTalkPage then
    talkArgIsTalkPage = false
    talkTitle = getTitleObject(
     self.title.text,
     mw.site.namespaces[self.title.namespace].talk.id
    )
   end
   if talkTitle and talkTitle.exists then
    local talkText
                if self.isSmall then
                    local talkLink = talkArgIsTalkPage and talk or (talkTitle.prefixedText .. '#' .. talk)
                    talkText = string.format('([[%s|ノート]])', talkLink)
                else
                    talkText = '関連議論は'
                    if talkArgIsTalkPage then
                        talkText = string.format(
                            '%s[[%s|%s]]に存在するかもしれません。',
                            talkText,
                            talk,
                            talkTitle.prefixedText
                        )
                    else
                        talkText = string.format(
                            '%s[[%s#%s|ノートページ]]に存在するかもしれません。',
                            talkText,
                            talkTitle.prefixedText,
                            talk
                        )
                    end
                end
    self.talk = talkText
   end
  end

  -- Get other values.
  self.fix = args.fix ~= '' and args.fix or nil
  local date
  if args.date and args.date ~= '' then
   date = args.date
  elseif args.date == '' and self.isTemplatePage then
   date = lang:formatDate('Y年F')
  end
  if date then
   self.date = string.format("<span class='date-container'>（<span class='date'>%s</span>）</span>", date)
  end
  self.info = args.info
  if yesno(args.removalnotice) then
   self.removalNotice = cfg.removalNotice
  end
 end

 -- Set the non-collapsible text field. At the moment this is used by all box
 -- types other than ambox, and also by ambox when small=yes.
 if self.isSmall then
  self.text = args.smalltext or args.text
 else
  self.text = args.text
 end

 -- Set the below row.
 self.below = cfg.below and args.below

 -- General image settings.
 self.imageCellDiv = not self.isSmall and cfg.imageCellDiv
 self.imageEmptyCell = cfg.imageEmptyCell

 -- Left image settings.
 local imageLeft = self.isSmall and args.smallimage or args.image
 if cfg.imageCheckBlank and imageLeft ~= 'blank' and imageLeft ~= 'none'
  or not cfg.imageCheckBlank and imageLeft ~= 'none'
 then
  self.imageLeft = imageLeft
  if not imageLeft then
   local imageSize = self.isSmall
    and (cfg.imageSmallSize or '30x30px')
    or '40x40px'
   self.imageLeft = string.format('[[File:%s|%s|link=|alt=]]', self.typeImage
    or 'Imbox notice.png', imageSize)
  end
 end

 -- Right image settings.
 local imageRight = self.isSmall and args.smallimageright or args.imageright
 if not (cfg.imageRightNone and imageRight == 'none') then
  self.imageRight = imageRight
 end

 -- set templatestyles
 self.base_templatestyles = cfg.templatestyles
 self.templatestyles = args.templatestyles
end

function MessageBox:setMainspaceCategories()
 local args = self.args
 local cfg = self.cfg

 if not cfg.allowMainspaceCategories then
  return nil
 end

 local nums = {}
 for _, prefix in ipairs{'cat', 'category', 'all'} do
  args[prefix .. '1'] = args[prefix]
  nums = union(nums, getArgNums(args, prefix))
 end

 -- The following is roughly equivalent to the old {{Ambox/category}}.
 local date = args.date
 date = type(date) == 'string' and date
 local preposition = '/'
 for _, num in ipairs(nums) do
  local mainCat = args['cat' .. tostring(num)]
   or args['category' .. tostring(num)]
  local allCat = args['all' .. tostring(num)]
  mainCat = type(mainCat) == 'string' and mainCat
  allCat = type(allCat) == 'string' and allCat
  if mainCat and date and date ~= '' then
   local catTitle = string.format('%s%s%s', mainCat, preposition, date)
   self:addCat(0, catTitle)
   catTitle = getTitleObject('Category:' .. catTitle)
   if not catTitle or not catTitle.exists then
    self:addCat(0, '貼り付け日が正しくないテンプレートのある記事')
   end
  elseif mainCat and (not date or date == '') then
   self:addCat(0, mainCat)
  end
  if allCat then
   self:addCat(0, allCat)
  end
 end
end

function MessageBox:setTemplateCategories()
 local args = self.args
 local cfg = self.cfg

 -- Add template categories.
 if cfg.templateCategory then
  if cfg.templateCategoryRequireName then
   if self.isTemplatePage then
    self:addCat(10, cfg.templateCategory)
   end
  elseif not self.title.isSubpage then
   self:addCat(10, cfg.templateCategory)
  end
 end

 -- Add template error categories.
 if cfg.templateErrorCategory then
  local templateErrorCategory = cfg.templateErrorCategory
  local templateCat, templateSort
  if not self.name and not self.title.isSubpage then
   templateCat = templateErrorCategory
  elseif self.isTemplatePage then
   local paramsToCheck = cfg.templateErrorParamsToCheck or {}
   local count = 0
   for i, param in ipairs(paramsToCheck) do
    if not args[param] then
     count = count + 1
    end
   end
   if count > 0 then
    templateCat = templateErrorCategory
    templateSort = tostring(count)
   end
   if self.categoryNums and #self.categoryNums > 0 then
    templateCat = templateErrorCategory
    templateSort = 'C'
   end
  end
  self:addCat(10, templateCat, templateSort)
 end
end

function MessageBox:setAllNamespaceCategories()
 -- Set categories for all namespaces.
 if self.invalidTypeError then
  local allSort = (self.title.namespace == 0 and 'Main:' or '') .. self.title.prefixedText
  self:addCat('all', 'パラメータの修正が必要なメッセージボックス', allSort)
 end
 if self.isSubstituted then
  self:addCat('all', '正しく置き換えられていないテンプレートがあるページ')
 end
end

function MessageBox:setCategories()
 if self.title.namespace == 0 then
  self:setMainspaceCategories()
 elseif self.title.namespace == 10 then
  self:setTemplateCategories()
 end
 self:setAllNamespaceCategories()
end

function MessageBox:renderCategories()
 if not self.hasCategories then
  -- No categories added, no need to pass them to Category handler so,
  -- if it was invoked, it would return the empty string.
  -- So we shortcut and return the empty string.
  return ""
 end
 -- Convert category tables to strings and pass them through
 -- [[Module:Category handler]].
 return require('Module:Category handler')._main{
  main = table.concat(self.categories[0] or {}),
  template = table.concat(self.categories[<span class="ltr">10</span>] or {}),
  all = table.concat(self.categories.all or {}),
  nocat = self.args.nocat,
  page = self.args.page
 }
end

function MessageBox:export()
 local root = mw.html.create()

 -- Add the subst check error.
 if self.isSubstituted and self.name then
  root:tag('b')
   :addClass('error')
   :wikitext(string.format(
    'テンプレート<code>%s[[Template:%s|%s]]%s</code>が正しく置き換えられませんでした。',
    mw.text.nowiki('{{'), self.name, self.name, mw.text.nowiki('}}')
   ))
 end

 local frame = mw.getCurrentFrame()
 root:wikitext(frame:extensionTag{
  name = 'templatestyles',
  args = { src = self.base_templatestyles },
 })
 -- Add support for a single custom templatestyles sheet. Undocumented as
 -- need should be limited and many templates using mbox are substed; we
 -- don't want to spread templatestyles sheets around to arbitrary places
 if self.templatestyles then
  root:wikitext(frame:extensionTag{
   name = 'templatestyles',
   args = { src = self.templatestyles },
  })
 end

 -- Create the box table.
 local boxTable = root:tag('table')
 boxTable:attr('id', self.id or nil)
 for i, class in ipairs(self.classes or {}) do
  boxTable:addClass(class or nil)
 end
 boxTable
  :cssText(self.style or nil)
  :attr('role', 'presentation')

 if self.attrs then
  boxTable:attr(self.attrs)
 end

 -- Add the left-hand image.
 local row = boxTable:tag('tr')
 if self.imageLeft then
  local imageLeftCell = row:tag('td'):addClass('mbox-image')
  if self.imageCellDiv then
   -- If we are using a div, redefine imageLeftCell so that the image
   -- is inside it. Divs use style="width: 52px;", which limits the
   -- image width to 52px. If any images in a div are wider than that,
   -- they may overlap with the text or cause other display problems.
   imageLeftCell = imageLeftCell:tag('div'):addClass('mbox-image-div')
  end
  imageLeftCell:wikitext(self.imageLeft or nil)
 elseif self.imageEmptyCell then
  -- Some message boxes define an empty cell if no image is specified, and
  -- some don't. The old template code in templates where empty cells are
  -- specified gives the following hint: "No image. Cell with some width
  -- or padding necessary for text cell to have 100% width."
  row:tag('td')
   :addClass('mbox-empty-cell')
 end

 -- Add the text.
 local textCell = row:tag('td'):addClass('mbox-text')
 if self.useCollapsibleTextFields then
  -- The message box uses advanced text parameters that allow things to be
  -- collapsible. At the moment, only ambox uses this.
  textCell:cssText(self.textstyle or nil)
  local textCellDiv = textCell:tag('div')
  textCellDiv
   :addClass('mbox-text-span')
   :wikitext(self.issue or nil)
  if (self.talk or self.fix) then
   textCellDiv:tag('span')
    :addClass('hide-when-compact')
    :wikitext(self.talk and (self.talk) or nil)
    :wikitext(self.fix and (self.fix) or nil)
  end
  textCellDiv:wikitext(self.date or nil)
  if self.info and not self.isSmall then
   textCellDiv
    :tag('span')
    :addClass('hide-when-compact')
    :wikitext(self.info and (' ' .. self.info) or nil)
  end
  if self.removalNotice then
   textCellDiv:tag('span')
    :addClass('hide-when-compact')
    :tag('i')
     :wikitext(string.format(" (%s)", self.removalNotice))
  end
 else
  -- Default text formatting - anything goes.
  textCell
   :cssText(self.textstyle or nil)
   :wikitext(self.text or nil)
 end

 -- Add the right-hand image.
 if self.imageRight then
  local imageRightCell = row:tag('td'):addClass('mbox-imageright')
  if self.imageCellDiv then
   -- If we are using a div, redefine imageRightCell so that the image
   -- is inside it.
   imageRightCell = imageRightCell:tag('div'):addClass('mbox-image-div')
  end
  imageRightCell
   :wikitext(self.imageRight or nil)
 end

 -- Add the below row.
 if self.below then
  boxTable:tag('tr')
   :tag('td')
    :attr('colspan', self.imageRight and '3' or '2')
    :addClass('mbox-text')
    :cssText(self.textstyle or nil)
    :wikitext(self.below or nil)
 end

 -- Add error message for invalid type parameters.
 if self.invalidTypeError then
  root:tag('div')
   :addClass('mbox-invalid-type')
   :wikitext(string.format(
    'このメッセージボックスには無効な"type=%s"というパラメータが指定されているため修正が必要です。',
    self.type or ''
   ))
 end

 -- Add categories.
 root:wikitext(self:renderCategories() or nil)

 return tostring(root)
end

--------------------------------------------------------------------------------
-- Exports
--------------------------------------------------------------------------------

local p, mt = {}, {}

function p._exportClasses()
 -- For testing.
 return {
  MessageBox = MessageBox
 }
end

function p.main(boxType, args, cfgTables)
 local box = MessageBox.new(boxType, args, cfgTables or mw.loadData(CONFIG_MODULE))
 box:setParameters()
 box:setCategories()
 return box:export()
end

function mt.__index(t, k)
 return function (frame)
  if not getArgs then
   getArgs = require('Module:Arguments').getArgs
  end
  return t.main(k, getArgs(frame, {trim = false, removeBlanks = false}))
 end
end

return setmetatable(p, mt)