From 4d23ab6b5bab45797b066e19c5fe9107e2068427 Mon Sep 17 00:00:00 2001
From: Nicolas Stepien <stepien.nicolas@gmail.com>
Date: Fri, 10 Feb 2012 22:21:38 +0100
Subject: [PATCH] Fix #87

---
 4chan_x.user.js | 12 ++++++++----
 script.coffee   | 12 +++++++++---
 2 files changed, 17 insertions(+), 7 deletions(-)

diff --git a/4chan_x.user.js b/4chan_x.user.js
index b371b8366..0cf4a9690 100644
--- a/4chan_x.user.js
+++ b/4chan_x.user.js
@@ -2844,7 +2844,7 @@
       return this.classList.toggle('inlined');
     },
     add: function(q, id) {
-      var el, i, inline, pathname, root, threadID;
+      var el, i, inline, pathname, root, table, threadID;
       root = q.parentNode.nodeName === 'FONT' ? q.parentNode : q.nextSibling ? q.nextSibling : q;
       if (el = $.id(id)) {
         inline = quoteInline.table(id, el.innerHTML);
@@ -2855,7 +2855,9 @@
         if (/\bbacklink\b/.test(q.className)) {
           $.after(q.parentNode, inline);
           if (conf['Forward Hiding']) {
-            $.addClass($.x('ancestor::table', el), 'forwarded');
+            table = $.x('ancestor::table', el);
+            $.addClass(table, 'forwarded');
+            ++table.title || (table.title = 1);
           }
           return;
         }
@@ -2882,10 +2884,12 @@
       _ref = $$('.backlink.inlined', table);
       for (_i = 0, _len = _ref.length; _i < _len; _i++) {
         inlined = _ref[_i];
-        $.removeClass($.x('ancestor::table', $.id(inlined.hash.slice(1))), 'forwarded');
+        table = $.x('ancestor::table', $.id(inlined.hash.slice(1)));
+        if (!--table.title) $.removeClass(table, 'forwarded');
       }
       if (/\bbacklink\b/.test(q.className)) {
-        return $.removeClass($.x('ancestor::table', $.id(id)), 'forwarded');
+        table = $.x('ancestor::table', $.id(id));
+        if (!--table.title) return $.removeClass(table, 'forwarded');
       }
     },
     parse: function(req, pathname, id, threadID, inline) {
diff --git a/script.coffee b/script.coffee
index 79a36d02c..f842c95e2 100644
--- a/script.coffee
+++ b/script.coffee
@@ -2251,7 +2251,11 @@ quoteInline =
         unread.update()
       if /\bbacklink\b/.test q.className
         $.after q.parentNode, inline
-        $.addClass $.x('ancestor::table', el), 'forwarded' if conf['Forward Hiding']
+        if conf['Forward Hiding']
+          table = $.x 'ancestor::table', el
+          $.addClass table, 'forwarded'
+          # Will only unhide if there's no inlined backlinks of it anymore.
+          ++table.title or table.title = 1
         return
       $.after root, inline
     else
@@ -2270,9 +2274,11 @@ quoteInline =
     $.rm table
     return unless conf['Forward Hiding']
     for inlined in $$ '.backlink.inlined', table
-      $.removeClass $.x('ancestor::table', $.id inlined.hash[1..]), 'forwarded'
+      table = $.x 'ancestor::table', $.id inlined.hash[1..]
+      $.removeClass table, 'forwarded' unless --table.title
     if /\bbacklink\b/.test q.className
-      $.removeClass $.x('ancestor::table', $.id id), 'forwarded'
+      table = $.x 'ancestor::table', $.id id
+      $.removeClass table, 'forwarded' unless --table.title
 
   parse: (req, pathname, id, threadID, inline) ->
     return unless inline.parentNode