Remove entry.requirement, somply use entry.open to determine if the entry is valid for the selected post or not.

4chan_x.user.js

@@ -1107,7 +1107,9 @@
     },
     node: function(post) {
       var a;
-      if (!(a = $('.menu_button', post.el))) {
+      if (post.isInlined && !post.isCrosspost) {
+        a = $('.menu_button', post.el);
+      } else {
         a = Menu.a.cloneNode(true);
         $.add($('.postInfo', post.el), a);
       }
@@ -1136,10 +1138,7 @@
       _ref = Menu.entries;
       for (_i = 0, _len = _ref.length; _i < _len; _i++) {
         entry = _ref[_i];
-        if (entry.requirement(post)) {
-          if (typeof entry.open === "function") {
-            entry.open(post);
-          }
+        if (entry.open(post)) {
           $.add(el, entry.el);
         }
       }
@@ -3927,12 +3926,13 @@
       });
       return Menu.addEntry({
         el: a,
-        open: function() {
+        open: function(post) {
+          if (post.isArchived) {
+            return false;
+          }
           a.textContent = 'Delete this post';
-          return $.on(a, 'click', DeleteLink["delete"]);
-        },
-        requirement: function(post) {
-          return post.isArchived === false;
+          $.on(a, 'click', DeleteLink["delete"]);
+          return true;
         }
       });
     },
@@ -3991,7 +3991,7 @@
       $.on(a, 'click', this.report);
       return Menu.addEntry({
         el: a,
-        requirement: function(post) {
+        open: function(post) {
           return post.isArchived === false;
         }
       });
@@ -4020,12 +4020,13 @@
         el: a,
         open: function(post) {
           var fileText;
+          if (!post.img) {
+            return false;
+          }
           a.href = post.img.parentNode.href;
           fileText = post.fileInfo.firstElementChild;
-          return a.download = Conf['File Info Formatting'] ? fileText.dataset.filename : $('span', fileText).title;
-        },
-        requirement: function(post) {
-          return post.img;
+          a.download = Conf['File Info Formatting'] ? fileText.dataset.filename : $('span', fileText).title;
+          return true;
         }
       });
     }
@@ -4036,20 +4037,19 @@
       var a;
       a = $.el('a', {
         className: 'archive_link',
-        target: '_blank'
+        target: '_blank',
+        textContent: 'Archived post'
       });
       return Menu.addEntry({
         el: a,
         open: function(post) {
-          var path;
+          var href, path;
           path = $('.postNum > a[title="Highlight this post"]', post.el).pathname.split('/');
-          a.href = Redirect.thread(path[1], path[3], post.ID);
-          return a.textContent = 'Archived post';
-        },
-        requirement: function(post) {
-          var path;
-          path = $('.postNum > a[title="Highlight this post"]', post.el).pathname.split('/');
-          return Redirect.thread(path[1], path[3]) !== ("//boards.4chan.org/" + path[1] + "/");
+          if ((href = Redirect.thread(path[1], path[3], post.ID)) === ("//boards.4chan.org/" + path[1] + "/")) {
+            return false;
+          }
+          a.href = href;
+          return true;
         }
       });
     }

script.coffee

@@ -840,7 +840,9 @@ Menu =
 
     Main.callbacks.push @node
   node: (post) ->
-    unless a = $ '.menu_button', post.el
+    if post.isInlined and !post.isCrosspost
+      a = $ '.menu_button', post.el
+    else
       a = Menu.a.cloneNode true
       $.add $('.postInfo', post.el), a
     $.on a, 'click', Menu.toggle
@@ -873,8 +875,7 @@ Menu =
     #     className: 'entry'
     #     textContent: "#{i}: #{post[i]}"
     for entry in Menu.entries
-      if entry.requirement post
-        entry.open? post
+      if entry.open post
         $.add el, entry.el
 
     $.addClass $('.entry', Menu.el), 'focused'
@@ -3082,11 +3083,12 @@ DeleteLink =
       href: 'javascript:;'
     Menu.addEntry
       el: a
-      open: ->
+      open: (post) ->
+        if post.isArchived
+          return false
         a.textContent = 'Delete this post'
         $.on a, 'click', DeleteLink.delete
-      requirement: (post) ->
-        post.isArchived is false
+        true
   delete: ->
     $.off @, 'click', DeleteLink.delete
     @textContent = 'Deleting...'
@@ -3137,7 +3139,7 @@ ReportLink =
     $.on a, 'click', @report
     Menu.addEntry
       el: a
-      requirement: (post) ->
+      open: (post) ->
         post.isArchived is false
   report: ->
     a     = $ '.postNum > a[title="Highlight this post"]', $.id @parentNode.dataset.rootid
@@ -3156,6 +3158,8 @@ DownloadLink =
     Menu.addEntry
       el: a
       open: (post) ->
+        unless post.img
+          return false
         a.href     = post.img.parentNode.href
         fileText   = post.fileInfo.firstElementChild
         a.download =
@@ -3163,23 +3167,22 @@ DownloadLink =
             fileText.dataset.filename
           else
             $('span', fileText).title
-      requirement: (post) ->
-        post.img
+        true
 
 ArchiveLink =
   init: ->
     a = $.el 'a',
-      className: 'archive_link'
-      target: '_blank'
+      className:   'archive_link'
+      target:      '_blank'
+      textContent: 'Archived post'
     Menu.addEntry
       el: a
       open: (post) ->
         path = $('.postNum > a[title="Highlight this post"]', post.el).pathname.split '/'
-        a.href = Redirect.thread path[1], path[3], post.ID
-        a.textContent = 'Archived post'
-      requirement: (post) ->
-        path = $('.postNum > a[title="Highlight this post"]', post.el).pathname.split '/'
-        Redirect.thread(path[1], path[3]) isnt "//boards.4chan.org/#{path[1]}/"
+        if (href = Redirect.thread path[1], path[3], post.ID) is "//boards.4chan.org/#{path[1]}/"
+          return false
+        a.href = href
+        true
 
 ThreadStats =
   init: ->