From 968cb9744b34f8e42e91c725208a2790930b48da Mon Sep 17 00:00:00 2001
From: Nicolas Stepien <stepien.nicolas@gmail.com>
Date: Wed, 13 Mar 2013 21:42:09 +0100
Subject: [PATCH] Resurrect posts in case of false-positives. #932

---
 4chan_x.user.js     | 29 +++++++++++++++++++++++++----
 src/features.coffee |  8 ++++++--
 src/main.coffee     | 16 ++++++++++++++++
 3 files changed, 47 insertions(+), 6 deletions(-)

diff --git a/4chan_x.user.js b/4chan_x.user.js
index de7260e12..c8e8d5bf2 100644
--- a/4chan_x.user.js
+++ b/4chan_x.user.js
@@ -5748,11 +5748,10 @@
       _ref = ThreadUpdater.thread.posts;
       for (ID in _ref) {
         post = _ref[ID];
-        if (post.isDead) {
-          continue;
-        }
         ID = +ID;
-        if (__indexOf.call(index, ID) < 0) {
+        if (post.isDead && __indexOf.call(index, ID) >= 0) {
+          post.resurrect();
+        } else if (__indexOf.call(index, ID) < 0) {
           post.kill();
           deletedPosts.push(post);
         } else if (post.file && !post.file.isDead && __indexOf.call(files, ID) < 0) {
@@ -7345,6 +7344,28 @@
       }
     };
 
+    Post.prototype.resurrect = function() {
+      var clone, strong, _i, _len, _ref, _results;
+      delete this.isDead;
+      delete this.timeOfDeath;
+      $.rmClass(this.nodes.root, 'deleted-post');
+      strong = $('strong.warning', this.nodes.info);
+      if (this.file && this.file.isDead) {
+        strong.textContent = '[File deleted]';
+      } else {
+        $.rm(strong);
+      }
+      if (this.isClone) {
+        _ref = this.clones;
+        _results = [];
+        for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+          clone = _ref[_i];
+          _results.push(clone.resurrect());
+        }
+        return _results;
+      }
+    };
+
     Post.prototype.addClone = function(context) {
       return new Clone(this, context);
     };
diff --git a/src/features.coffee b/src/features.coffee
index f64dd39b4..3de6fbd1e 100644
--- a/src/features.coffee
+++ b/src/features.coffee
@@ -3941,9 +3941,13 @@ ThreadUpdater =
     deletedFiles = []
     # Check for deleted posts/files.
     for ID, post of ThreadUpdater.thread.posts
-      continue if post.isDead
+      # XXX tmp fix for 4chan's racing condition
+      # giving us false-positive dead posts.
+      # continue if post.isDead
       ID = +ID
-      unless ID in index
+      if post.isDead and ID in index
+        post.resurrect()
+      else unless ID in index
         post.kill()
         deletedPosts.push post
       else if post.file and !post.file.isDead and ID not in files
diff --git a/src/main.coffee b/src/main.coffee
index 6e4963ecb..3c85dd717 100644
--- a/src/main.coffee
+++ b/src/main.coffee
@@ -185,6 +185,22 @@ class Post
       $.add quotelink, $.tn '\u00A0(Dead)'
       $.addClass quotelink, 'deadlink'
     return
+  # XXX tmp fix for 4chan's racing condition
+  # giving us false-positive dead posts.
+  resurrect: ->
+    delete @isDead
+    delete @timeOfDeath
+    $.rmClass @nodes.root, 'deleted-post'
+    strong = $ 'strong.warning', @nodes.info
+    # no false-positive files
+    if @file and @file.isDead
+      strong.textContent = '[File deleted]'
+    else
+      $.rm strong
+    return if @isClone
+      for clone in @clones
+        clone.resurrect()
+    return
   addClone: (context) ->
     new Clone @, context
   rmClone: (index) ->