377 lines
11 KiB
CoffeeScript
377 lines
11 KiB
CoffeeScript
Navigate =
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path: window.location.pathname
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init: ->
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return if g.BOARD.ID is 'f' or !Conf['JSON Navigation']
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<% if (type === 'crx') { %>
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# blink/webkit throw a popstate on page load. Not what we want.
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popstateHack = ->
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$.off window, 'popstate', popstateHack
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$.on window, 'popstate', Navigate.popstate
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$.on window, 'popstate', popstateHack
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<% } else { %>
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$.on window, 'popstate', Navigate.popstate
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<% } %>
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$.ready ->
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Navigate.makeBreadCrumb window.location, g.VIEW, g.BOARD.ID, g.THREADID
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$.add Index.navLinks, Navigate.el
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@title = -> return
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@el = $.el 'span',
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id: 'breadCrumb'
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Thread.callbacks.push
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name: 'Navigate'
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cb: @thread
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Post.callbacks.push
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name: 'Navigate'
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cb: @post
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thread: ->
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return if g.VIEW is 'thread' # The reply link only exists in index view
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replyLink = $ 'a.replylink', @OP.nodes.info
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$.on replyLink, 'click', Navigate.navigate
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post: -> # Allows us to navigate via JSON from thread to thread by hashes and quote highlights.
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# We don't need to reload the thread inside the thread
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unless g.VIEW is 'thread' and @thread.ID is g.THREADID
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$.on $('a[title="Link to this post"]', @nodes.info), 'click', Navigate.navigate
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return unless (linktype = if Conf['Quote Inlining'] and Conf['Quote Hash Navigation']
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'.hashlink'
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else if !Conf['Quote Inlining']
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'.quotelink'
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else
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null
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)
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Navigate.quoteLink $$ linktype, @nodes.comment
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quoteLink: (links) ->
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for link in links
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Navigate.singleQuoteLink link
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return
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singleQuoteLink: (link) ->
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{boardID, threadID} = Get.postDataFromLink link
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if g.VIEW is 'index' or boardID isnt g.BOARD.ID or threadID isnt g.THREADID
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$.on link, 'click', Navigate.navigate
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clean: ->
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# Garbage collection
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g.threads.forEach (thread) -> thread.collect()
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QuoteBacklink.map = {} if Conf['Quote Backlinks'] # Containers can get pretty icky.
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$.rmAll $ '.board'
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features: [
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['Thread Excerpt', ThreadExcerpt]
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['Unread Count', Unread]
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['Quote Threading', QuoteThreading]
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['Thread Stats', ThreadStats]
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['Thread Updater', ThreadUpdater]
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['Thread Expansion', ExpandThread]
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]
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disconnect: ->
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for [name, feature] in Navigate.features
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try
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feature.disconnect()
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catch err
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errors = [] unless errors
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errors.push
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message: "Failed to disconnect feature #{name}."
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error: err
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Main.handleErrors errors if errors
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return
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reconnect: ->
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for [name, feature] in Navigate.features
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try
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feature.init()
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catch err
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errors = [] unless errors
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errors.push
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message: "Failed to reconnect feature #{name}."
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error: err
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Main.handleErrors errors if errors
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return
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updateContext: (view) ->
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# State tracking
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g.DEAD = false
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g.THREADID = +window.location.pathname.split('/')[3] if view is 'thread'
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{
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index: ->
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# Unlike threads, boards don't need to do much when switching between them that the QR doesn't already handle.
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return if g.VIEW is view
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delete g.THREADID
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Index.cb.toggleCatalogMode() if Conf['Index Mode'] is 'catalog'
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QR.posts[0]?.thread = 'new'
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thread: ->
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return if QR.posts[0]?.thread is g.THREADID
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$.rmClass doc, 'catalog-mode' if Conf['Index Mode'] is 'catalog'
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# When switching between threads, we need to update the QR state to avoid posting in the wrong thread.
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# Maybe address this in a loop to update all posts to the current thread?
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QR.posts[0]?.thread = g.THREADID
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}[view]()
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if view isnt g.VIEW # index and thread are really all we care about here.
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# Update some CSS selectors that depend on thread and index views.
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$.rmClass doc, g.VIEW
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$.addClass doc, view
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# Tell the rest of the script we're no longer in the view we were.
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g.VIEW = view
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# Re-enable the QR in the case of a 404'd thread or something.
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# Race Condition: g.threads may not have been fully rebuilt by the time we attempt to access it.
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$.asap (-> g.threads.keys.length), QR.status
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updateBoard: (boardID) ->
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fullBoardList = $ '#full-board-list', Header.boardList
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$.rmClass current, 'current' if current = $ '.current', fullBoardList
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$.addClass current, 'current' if current = $ "a[href*='/#{boardID}/']", fullBoardList
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Header.generateBoardList Conf['boardnav'].replace /(\r\n|\n|\r)/g, ' '
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Index.catalogLink.href = "//boards.4chan.org/#{boardID}/"
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QR.flagsInput()
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$.cache '//a.4cdn.org/boards.json', ->
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try
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return unless @status is 200
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for aboard in @response.boards when aboard.board is boardID
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board = aboard
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break
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catch err
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Main.handleErrors [
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message: "Navigation failed to update board name."
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error: err
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]
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return unless board
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Navigate.updateTitle board
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Navigate.updateSFW !!board.ws_board
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updateSFW: (sfw) ->
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Favicon.el.href = Favicon.default = "//s.4cdn.org/image/favicon#{if sfw then '-ws' else ''}.ico"
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# Changing the href alone doesn't update the icon on Firefox
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$.add d.head, Favicon.el
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return if Favicon.SFW is sfw # Board SFW status hasn't changed
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Favicon.SFW = sfw
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Favicon.update()
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g.TYPE = if sfw then 'sfw' else 'nsfw'
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if Conf["NSFW/SFW Mascots"]
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Main.setMascotString()
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MascotTools.toggle()
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if Conf["NSFW/SFW Themes"]
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Main.setThemeString()
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theme = Themes[Conf[g.THEMESTRING] or if sfw then 'Yotsuba B' else 'Yotsuba']
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Style.setTheme theme
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updateTitle: ({board, title}) ->
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$.rm subtitle if subtitle = $ '.boardSubtitle'
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$('.boardTitle').textContent = d.title = "/#{board}/ - #{title}"
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setMode: (a) ->
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{indexMode, indexSort} = a.dataset
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result = false
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if indexMode and Conf['Index Mode'] isnt indexMode
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$.set 'Index Mode', Conf['Index Mode'] = Index.selectMode.value = indexMode
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Index.cb.mode()
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result = true
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if indexSort and Conf['Index Sort'] isnt indexSort
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$.set 'Index Sort', Conf['Index Sort'] = Index.selectSort.value = indexSort
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Index.cb.sort()
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result = true
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return result
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navigate: (e) ->
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return if @hostname isnt 'boards.4chan.org' or window.location.hostname is 'rs.4chan.org'
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if e
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if e.shiftKey or e.ctrlKey or (e.type is 'click' and e.button isnt 0) # Not simply a left click
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Navigate.setMode @ unless e.button is 2 # Right Click
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return
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if @pathname is Navigate.path
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if g.VIEW is 'thread'
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ThreadUpdater.update()
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else
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unless Index.searchTest()
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if Navigate.setMode @
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Index.buildIndex()
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else
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Index.update()
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e?.preventDefault()
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return
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$.addClass Index.button, 'fa-spin'
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[_, boardID, view, threadID] = @pathname.split '/'
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return if 'f' in [boardID, g.BOARD.ID]
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e?.preventDefault()
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Index.clearSearch() if Index.isSearching
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Navigate.title = -> return
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delete Index.pageNum
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$.rmAll Header.hover
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if threadID
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view = 'thread'
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else
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pageNum = +view or 1 # string to number, '' to 1
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view = 'index' # path is "/boardID/". See the problem?
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path = @pathname
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path += @hash if @hash and view is 'thread'
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Navigate.makeBreadCrumb @href, view, boardID, threadID
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if @id is 'popState'
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Navigate.path = window.location
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else
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Navigate.pushState path
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Navigate.setMode @
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unless view is 'index' and 'index' is g.VIEW and boardID is g.BOARD.ID
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Navigate.disconnect()
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Navigate.updateContext view
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Navigate.clean()
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Navigate.reconnect()
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# Thrown on index before index is generated. At this point, the page is blank.
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# An IndexRefresh event will also be thrown after the index has been generated.
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$.event '4chanXInitFinished' if view is 'index'
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if boardID is g.BOARD.ID
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Navigate.title = -> d.title = $('.boardTitle').textContent if view is 'index'
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else
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g.BOARD = new Board boardID
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Navigate.title = -> Navigate.updateBoard boardID
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Navigate.updateSFW Favicon.SFW
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if view is 'index'
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return Index.update pageNum
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# Moving from index to thread or thread to thread
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{load} = Navigate
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Navigate.req = $.ajax "//a.4cdn.org/#{boardID}/thread/#{threadID}.json",
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onabort: load
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onloadend: load
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setTimeout (->
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if Navigate.req and !Navigate.notice
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Navigate.notice = new Notice 'info', 'Loading thread...'
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), 3 * $.SECOND
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load: (e) ->
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$.rmClass Index.button, 'fa-spin'
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{req, notice} = Navigate
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notice?.close()
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delete Navigate.req
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delete Navigate.notice
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if e.type is 'abort' or req.status isnt 200
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req.onloadend = null
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new Notice 'warning', "Failed to load thread.#{if req.status then " #{req.status}" else ''}"
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return
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Navigate.title()
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try
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Navigate.parse req.response.posts
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catch err
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console.error 'Navigate failure:'
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console.log err
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# network error or non-JSON content for example.
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if notice
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notice.setType 'error'
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notice.el.lastElementChild.textContent = 'Navigation Failed.'
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setTimeout notice.close, 2 * $.SECOND
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else
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new Notice 'error', 'Navigation Failed.', 2
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return
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makeBreadCrumb: (href, view, boardID, threadID) ->
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breadCrumb = $.el 'span',
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className: 'crumb'
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innerHTML: "<a href=#{href}>/#{boardID}/ - #{view.charAt(0).toUpperCase()}#{view.slice 1}#{if threadID then " No.#{threadID}" else ''}</a> > "
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$.on breadCrumb.firstElementChild, 'click', Navigate.navigate
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{el} = Navigate
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$.add el, breadCrumb
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$.rm el.firstChild if el.children.length > 5
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parse: (data) ->
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posts = []
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errors = null
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board = g.BOARD
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threadRoot = Build.thread board, data[0], true
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thread = new Thread data[0].no, board
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makePost = (postNode) ->
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try
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posts.push new Post postNode, thread, board
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catch err
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# Skip posts that we failed to parse.
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errors = [] unless errors
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errors.push
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message: "Parsing of Post No.#{postNode.ID} failed. Post will be skipped."
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error: err
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makePost $('.opContainer', threadRoot)
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i = 0
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while obj = data[++i]
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post = Build.postFromObject obj, board
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makePost post
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$.add threadRoot, post
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Thread.callbacks.execute [thread]
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Post.callbacks.execute posts
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QuoteThreading.force() if Conf['Quote Threading'] and not Conf['Unread Count']
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board = $ '.board'
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$.rmAll board
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$.add board, [threadRoot, $.el 'hr']
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Unread.ready() if Conf['Unread Count']
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QR.generatePostableThreadsList()
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Header.hashScroll.call window
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Main.handleErrors errors if errors
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# Thrown after thread has been generated and features have been parsed, like 4chan X
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$.event '4chanXInitFinished'
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pushState: (path) ->
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history.pushState null, '', path
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Navigate.path = window.location.pathname
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popstate: ->
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a = $.el 'a',
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href: window.location
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id: 'popState'
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Navigate.navigate.call a
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