Move post fetching code into a class.

src/General/Get.coffee

@@ -70,184 +70,3 @@ Get =
     for script in $$ 'script:not([src])', d.head
       return script.textContent if /\bcooldowns *=/.test script.textContent
     ''
-  postClone: (boardID, threadID, postID, root, context) ->
-    if post = g.posts["#{boardID}.#{postID}"]
-      Get.insert post, root, context
-      return
-
-    root.textContent = "Loading post No.#{postID}..."
-    if threadID
-      $.cache "//a.4cdn.org/#{boardID}/thread/#{threadID}.json", ->
-        Get.fetchedPost @, boardID, threadID, postID, root, context
-    else
-      Get.archivedPost boardID, postID, root, context
-  insert: (post, root, context) ->
-    # Stop here if the container has been removed while loading.
-    return unless root.parentNode
-    clone = post.addClone context, ($.hasClass root, 'dialog')
-    Main.callbackNodes Clone, [clone]
-
-    # Get rid of the side arrows.
-    {nodes} = clone
-    $.rmAll nodes.root
-    $.add nodes.root, nodes.post
-
-    $.rmAll root
-    $.add root, nodes.root
-    $.event 'PostsInserted'
-  fetchedPost: (req, boardID, threadID, postID, root, context) ->
-    # In case of multiple callbacks for the same request,
-    # don't parse the same original post more than once.
-    if post = g.posts["#{boardID}.#{postID}"]
-      Get.insert post, root, context
-      return
-
-    {status} = req
-    unless status in [200, 304]
-      # The thread can die by the time we check a quote.
-      unless Get.archivedPost boardID, postID, root, context
-        $.addClass root, 'warning'
-        root.textContent =
-          if status is 404
-            "Thread No.#{threadID} 404'd."
-          else
-            "Error #{req.statusText} (#{req.status})."
-      return
-
-    {posts} = req.response
-    Build.spoilerRange[boardID] = posts[0].custom_spoiler
-    for post in posts
-      break if post.no is postID # we found it!
-
-    if post.no isnt postID
-      # Cached requests can be stale and must be rechecked.
-      if req.cached
-        api = "//a.4cdn.org/#{boardID}/thread/#{threadID}.json"
-        $.cleanCache (url) -> url is api
-        $.cache api, ->
-          Get.fetchedPost @, boardID, threadID, postID, root, context
-        return
-      # The post can be deleted by the time we check a quote.
-      unless Get.archivedPost boardID, postID, root, context
-        $.addClass root, 'warning'
-        root.textContent = "Post No.#{postID} was not found."
-      return
-
-    board = g.boards[boardID] or
-      new Board boardID
-    thread = g.threads["#{boardID}.#{threadID}"] or
-      new Thread threadID, board
-    post = new Post Build.postFromObject(post, boardID), thread, board
-    post.isFetchedQuote = true
-    Main.callbackNodes Post, [post]
-    Get.insert post, root, context
-  archivedPost: (boardID, postID, root, context) ->
-    return false unless Conf['Resurrect Quotes']
-    return false unless url = Redirect.to 'post', {boardID, postID}
-    if /^https:\/\//.test(url) or location.protocol is 'http:'
-      $.cache url,
-        -> Get.parseArchivedPost @response, boardID, postID, root, context
-      ,
-        responseType: 'json'
-        withCredentials: url.archive.withCredentials
-      return true
-    else if Conf['Except Archives from Encryption']
-      CrossOrigin.json url, (response) ->
-        {media} = response
-        if media then for key of media when /_link$/.test key
-          # Image/thumbnail URLs loaded over HTTP can be modified in transit.
-          # Require them to be from a known HTTP host so that no referrer is sent to them from an HTTPS page.
-          delete media[key] unless media[key]? and media[key].match(/^(http:\/\/[^\/]+\/)?/)[0] in url.archive.imagehosts
-        Get.parseArchivedPost response, boardID, postID, root, context
-      return true
-    return false
-  parseArchivedPost: (data, boardID, postID, root, context) ->
-    # In case of multiple callbacks for the same request,
-    # don't parse the same original post more than once.
-    if post = g.posts["#{boardID}.#{postID}"]
-      Get.insert post, root, context
-      return
-
-    if data.error
-      $.addClass root, 'warning'
-      root.textContent = data.error
-      return
-
-    # https://github.com/eksopl/fuuka/blob/master/Board/Yotsuba.pm#L413-452
-    # https://github.com/eksopl/asagi/blob/master/src/main/java/net/easymodo/asagi/Yotsuba.java#L109-138
-    comment = (data.comment or '').split /(\n|\[\/?(?:b|spoiler|code|moot|banned)\])/
-    comment = for text, i in comment
-      if i % 2 is 1
-        Get.archiveTags[text]
-      else
-        greentext = text[0] is '>'
-        text = text.replace /(\[\/?[a-z]+):lit(\])/, '$1$2'
-        text = for text2, j in text.split /(>>(?:>\/[a-z\d]+\/)?\d+)/g
-          if j % 2 is 1
-            <%= html('<span class="deadlink">${text2}</span>') %>
-          else
-            <%= html('${text2}') %>
-        text = <%= html('@{text}') %>
-        text = <%= html('<span class="quote">&{text}</span>') %> if greentext
-        text
-    comment = <%= html('@{comment}') %>
-
-    threadID = +data.thread_num
-    o =
-      # id
-      postID:   postID
-      threadID: threadID
-      boardID:  boardID
-      # info
-      name:     data.name
-      capcode:  switch data.capcode
-        when 'M' then 'mod'
-        when 'A' then 'admin'
-        when 'D' then 'developer'
-      tripcode: data.trip
-      uniqueID: data.poster_hash
-      email:    data.email or ''
-      subject:  data.title
-      flagCode: data.poster_country
-      flagName: data.poster_country_name
-      date:     data.fourchan_date
-      dateUTC:  data.timestamp
-      comment:  comment
-      # file
-    if data.media?.media_filename
-      o.file =
-        name:      data.media.media_filename
-        timestamp: data.media.media_orig
-        url:       data.media.media_link or data.media.remote_media_link or
-                     "//i.4cdn.org/#{boardID}/#{encodeURIComponent data.media[if boardID is 'f' then 'media_filename' else 'media_orig']}"
-        height:    data.media.media_h
-        width:     data.media.media_w
-        MD5:       data.media.media_hash
-        size:      data.media.media_size
-        turl:      data.media.thumb_link or "//t.4cdn.org/#{boardID}/#{data.media.preview_orig}"
-        theight:   data.media.preview_h
-        twidth:    data.media.preview_w
-        isSpoiler: data.media.spoiler is '1'
-      o.file.tag = JSON.parse(data.media.exif).Tag if boardID is 'f'
-
-    board = g.boards[boardID] or
-      new Board boardID
-    thread = g.threads["#{boardID}.#{threadID}"] or
-      new Thread threadID, board
-    post = new Post Build.post(o), thread, board, {isArchived: true}
-    post.file.thumbURL = o.file.turl if post.file
-    post.isFetchedQuote = true
-    Main.callbackNodes Post, [post]
-    Get.insert post, root, context
-  archiveTags:
-    '\n':         <%= html('<br>') %>
-    '[b]':        <%= html('<b>') %>
-    '[/b]':       <%= html('</b>') %>
-    '[spoiler]':  <%= html('<s>') %>
-    '[/spoiler]': <%= html('</s>') %>
-    '[code]':     <%= html('<pre class="prettyprint">') %>
-    '[/code]':    <%= html('</pre>') %>
-    '[moot]':     <%= html('<div style="padding:5px;margin-left:.5em;border-color:#faa;border:2px dashed rgba(255,0,0,.1);border-radius:2px">') %>
-    '[/moot]':    <%= html('</div>') %>
-    '[banned]':   <%= html('<strong style="color: red;">') %>
-    '[/banned]':  <%= html('</strong>') %>

src/General/lib/classes.coffee

@@ -10,3 +10,4 @@
 <%= grunt.file.read('src/General/lib/simpledict.class') %>
 <%= grunt.file.read('src/General/lib/set.class') %>
 <%= grunt.file.read('src/General/lib/connection.class') %>
+<%= grunt.file.read('src/General/lib/fetcher.class') %>

src/General/lib/fetcher.class

@@ -0,0 +1,182 @@
+class Fetcher
+  constructor: (@boardID, @threadID, @postID, @root, @context) ->
+    if post = g.posts["#{@boardID}.#{@postID}"]
+      @insert post
+      return
+
+    @root.textContent = "Loading post No.#{@postID}..."
+    if @threadID
+      $.cache "//a.4cdn.org/#{@boardID}/thread/#{@threadID}.json", do (self = @) -> ->
+        self.fetchedPost @
+    else
+      @archivedPost()
+  insert: (post) ->
+    # Stop here if the container has been removed while loading.
+    return unless @root.parentNode
+    clone = post.addClone @context, ($.hasClass @root, 'dialog')
+    Main.callbackNodes Clone, [clone]
+
+    # Get rid of the side arrows.
+    {nodes} = clone
+    $.rmAll nodes.root
+    $.add nodes.root, nodes.post
+
+    $.rmAll @root
+    $.add @root, nodes.root
+    $.event 'PostsInserted'
+  fetchedPost: (req) ->
+    # In case of multiple callbacks for the same request,
+    # don't parse the same original post more than once.
+    if post = g.posts["#{@boardID}.#{@postID}"]
+      @insert post
+      return
+
+    {status} = req
+    unless status in [200, 304]
+      # The thread can die by the time we check a quote.
+      unless @archivedPost()
+        $.addClass @root, 'warning'
+        @root.textContent =
+          if status is 404
+            "Thread No.#{@threadID} 404'd."
+          else
+            "Error #{req.statusText} (#{req.status})."
+      return
+
+    {posts} = req.response
+    Build.spoilerRange[@boardID] = posts[0].custom_spoiler
+    for post in posts
+      break if post.no is @postID # we found it!
+
+    if post.no isnt @postID
+      # Cached requests can be stale and must be rechecked.
+      if req.cached
+        api = "//a.4cdn.org/#{@boardID}/thread/#{@threadID}.json"
+        $.cleanCache (url) -> url is api
+        $.cache api, do (self = @) -> ->
+          self.fetchedPost @
+        return
+      # The post can be deleted by the time we check a quote.
+      unless @archivedPost()
+        $.addClass @root, 'warning'
+        @root.textContent = "Post No.#{@postID} was not found."
+      return
+
+    board = g.boards[@boardID] or
+      new Board @boardID
+    thread = g.threads["#{@boardID}.#{@threadID}"] or
+      new Thread @threadID, board
+    post = new Post Build.postFromObject(post, @boardID), thread, board
+    post.isFetchedQuote = true
+    Main.callbackNodes Post, [post]
+    @insert post
+  archivedPost: ->
+    return false unless Conf['Resurrect Quotes']
+    return false unless url = Redirect.to 'post', {@boardID, @postID}
+    if /^https:\/\//.test(url) or location.protocol is 'http:'
+      $.cache url,
+        do (self = @) -> -> self.parseArchivedPost @response
+      ,
+        responseType: 'json'
+        withCredentials: url.archive.withCredentials
+      return true
+    else if Conf['Except Archives from Encryption']
+      CrossOrigin.json url, (response) =>
+        {media} = response
+        if media then for key of media when /_link$/.test key
+          # Image/thumbnail URLs loaded over HTTP can be modified in transit.
+          # Require them to be from a known HTTP host so that no referrer is sent to them from an HTTPS page.
+          delete media[key] unless media[key]? and media[key].match(/^(http:\/\/[^\/]+\/)?/)[0] in url.archive.imagehosts
+        @parseArchivedPost response
+      return true
+    return false
+  parseArchivedPost: (data) ->
+    # In case of multiple callbacks for the same request,
+    # don't parse the same original post more than once.
+    if post = g.posts["#{@boardID}.#{@postID}"]
+      @insert post
+      return
+
+    if data.error
+      $.addClass @root, 'warning'
+      @root.textContent = data.error
+      return
+
+    # https://github.com/eksopl/fuuka/blob/master/Board/Yotsuba.pm#L413-452
+    # https://github.com/eksopl/asagi/blob/master/src/main/java/net/easymodo/asagi/Yotsuba.java#L109-138
+    comment = (data.comment or '').split /(\n|\[\/?(?:b|spoiler|code|moot|banned)\])/
+    comment = for text, i in comment
+      if i % 2 is 1
+        @archiveTags[text]
+      else
+        greentext = text[0] is '>'
+        text = text.replace /(\[\/?[a-z]+):lit(\])/, '$1$2'
+        text = for text2, j in text.split /(>>(?:>\/[a-z\d]+\/)?\d+)/g
+          if j % 2 is 1
+            <%= html('<span class="deadlink">${text2}</span>') %>
+          else
+            <%= html('${text2}') %>
+        text = <%= html('@{text}') %>
+        text = <%= html('<span class="quote">&{text}</span>') %> if greentext
+        text
+    comment = <%= html('@{comment}') %>
+
+    @threadID = +data.thread_num
+    o =
+      # id
+      postID:   @postID
+      threadID: @threadID
+      boardID:  @boardID
+      # info
+      name:     data.name
+      capcode:  switch data.capcode
+        when 'M' then 'mod'
+        when 'A' then 'admin'
+        when 'D' then 'developer'
+      tripcode: data.trip
+      uniqueID: data.poster_hash
+      email:    data.email or ''
+      subject:  data.title
+      flagCode: data.poster_country
+      flagName: data.poster_country_name
+      date:     data.fourchan_date
+      dateUTC:  data.timestamp
+      comment:  comment
+      # file
+    if data.media?.media_filename
+      o.file =
+        name:      data.media.media_filename
+        timestamp: data.media.media_orig
+        url:       data.media.media_link or data.media.remote_media_link or
+                     "//i.4cdn.org/#{@boardID}/#{encodeURIComponent data.media[if @boardID is 'f' then 'media_filename' else 'media_orig']}"
+        height:    data.media.media_h
+        width:     data.media.media_w
+        MD5:       data.media.media_hash
+        size:      data.media.media_size
+        turl:      data.media.thumb_link or "//t.4cdn.org/#{@boardID}/#{data.media.preview_orig}"
+        theight:   data.media.preview_h
+        twidth:    data.media.preview_w
+        isSpoiler: data.media.spoiler is '1'
+      o.file.tag = JSON.parse(data.media.exif).Tag if @boardID is 'f'
+
+    board = g.boards[@boardID] or
+      new Board @boardID
+    thread = g.threads["#{@boardID}.#{@threadID}"] or
+      new Thread @threadID, board
+    post = new Post Build.post(o), thread, board, {isArchived: true}
+    post.file.thumbURL = o.file.turl if post.file
+    post.isFetchedQuote = true
+    Main.callbackNodes Post, [post]
+    @insert post
+  archiveTags:
+    '\n':         <%= html('<br>') %>
+    '[b]':        <%= html('<b>') %>
+    '[/b]':       <%= html('</b>') %>
+    '[spoiler]':  <%= html('<s>') %>
+    '[/spoiler]': <%= html('</s>') %>
+    '[code]':     <%= html('<pre class="prettyprint">') %>
+    '[/code]':    <%= html('</pre>') %>
+    '[moot]':     <%= html('<div style="padding:5px;margin-left:.5em;border-color:#faa;border:2px dashed rgba(255,0,0,.1);border-radius:2px">') %>
+    '[/moot]':    <%= html('</div>') %>
+    '[banned]':   <%= html('<strong style="color: red;">') %>
+    '[/banned]':  <%= html('</strong>') %>

src/Quotelinks/QuoteInline.coffee

@@ -60,7 +60,7 @@ QuoteInline =
     qroot = $.x 'ancestor::*[contains(@class,"postContainer")][1]', root
 
     $.addClass qroot, 'hasInline'
-    Get.postClone boardID, threadID, postID, inline, context
+    new Fetcher boardID, threadID, postID, inline, context
 
     return unless (post = g.posts["#{boardID}.#{postID}"]) and
       context.thread is post.thread

src/Quotelinks/QuotePreview.coffee

@@ -24,7 +24,7 @@ QuotePreview =
       className: 'dialog'
 
     $.add Header.hover, qp
-    Get.postClone boardID, threadID, postID, qp, Get.contextFromNode @
+    new Fetcher boardID, threadID, postID, qp, Get.contextFromNode @
 
     UI.hover
       root: @