From f248398b46005baacfee139e388d0deec16e6b7f Mon Sep 17 00:00:00 2001
From: James Campos <james.r.campos@gmail.com>
Date: Sat, 7 May 2011 21:41:09 -0700
Subject: [PATCH] use g.requests, handle !200

---
 4chan_x.js    | 24 ++++++++++++++----------
 script.coffee | 22 +++++++++++++---------
 2 files changed, 27 insertions(+), 19 deletions(-)

diff --git a/4chan_x.js b/4chan_x.js
index 96b77b8b1..b52bc1a25 100644
--- a/4chan_x.js
+++ b/4chan_x.js
@@ -1692,35 +1692,39 @@
       return _results;
     },
     mouseover: function(e) {
-      var el, html, id, qp, threadID;
+      var el, id, qp, req, threadID;
       id = this.textContent.replace(">>", '');
       qp = $('#qp');
       if (el = d.getElementById(id)) {
         qp.innerHTML = el.innerHTML;
       } else {
         threadID = this.pathname.split('/').pop();
-        if (html = g.cache[threadID]) {
-          quotePreview.get(id, threadID, html);
+        if (req = g.requests[threadID] && req.readyState === 4) {
+          quotePreview.parse(req, id, threadID);
         } else {
           qp.innerHTML = "Loading " + id + "...";
-          $.get(this.href, (function() {
-            html = this.responseText;
-            g.cache[threadID] = html;
-            return quotePreview.get(id, threadID, html);
-          }));
+          if (!req) {
+            g.requests[threadID] = $.get(this.href, (function() {
+              return quotePreview.parse(this, id, threadID);
+            }));
+          }
         }
       }
       $.show(qp);
       return ui.el = qp;
     },
-    get: function(id, threadID, innerHTML) {
+    parse: function(req, id, threadID) {
       var body, html, qp, reply, _i, _len, _ref;
       qp = $('#qp');
       if (qp.innerHTML !== ("Loading " + id + "...")) {
         return;
       }
+      if (req.status !== 200) {
+        qp.innerHTML = "" + req.status + " " + req.statusText;
+        return;
+      }
       body = $.el('body', {
-        innerHTML: innerHTML
+        innerHTML: req.responseText
       });
       if (id === threadID) {
         html = $('blockquote', body).innerHTML;
diff --git a/script.coffee b/script.coffee
index 59ec8c26f..5b039478e 100644
--- a/script.coffee
+++ b/script.coffee
@@ -1355,21 +1355,25 @@ quotePreview =
       qp.innerHTML = el.innerHTML
     else
       threadID = @pathname.split('/').pop()
-      if html = g.cache[threadID]
-        quotePreview.get id, threadID, html
+      if req = g.requests[threadID] and req.readyState is 4
+        quotePreview.parse req, id, threadID
       else
         qp.innerHTML = "Loading #{id}..."
-        $.get @href, (->
-          html = @responseText
-          g.cache[threadID] = html
-          quotePreview.get id, threadID, html
-        )
+        if not req
+          g.requests[threadID] = $.get @href,
+            (-> quotePreview.parse this, id, threadID)
     $.show qp
     ui.el = qp
-  get: (id, threadID, innerHTML) ->
+  parse: (req, id, threadID) ->
     qp = $ '#qp'
     return unless qp.innerHTML is "Loading #{id}..."
-    body = $.el 'body', {innerHTML}
+
+    if req.status isnt 200
+      qp.innerHTML = "#{req.status} #{req.statusText}"
+      return
+
+    body = $.el 'body',
+      innerHTML: req.responseText
     if id == threadID #OP
       html = $('blockquote', body).innerHTML
     else