From 3a13f862587a9e624dc4900af65e879bb4ce860e Mon Sep 17 00:00:00 2001
From: Nicolas Stepien <stepien.nicolas@gmail.com>
Date: Mon, 6 Feb 2012 14:28:30 +0100
Subject: [PATCH] Cache sauce functions.

---
 4chan_x.user.js | 34 +++++++++++++++++-----------------
 script.coffee   | 26 +++++++++++++-------------
 2 files changed, 30 insertions(+), 30 deletions(-)

diff --git a/4chan_x.user.js b/4chan_x.user.js
index 278c5ea2c..60379c816 100644
--- a/4chan_x.user.js
+++ b/4chan_x.user.js
@@ -2588,12 +2588,24 @@
 
   sauce = {
     init: function() {
-      var link, links, _i, _len;
+      var domain, fc, link, links, _i, _len;
       links = conf['sauces'].match(/^[^#].+$/gm);
+      if (!links.length) return;
       this.links = [];
       for (_i = 0, _len = links.length; _i < _len; _i++) {
         link = links[_i];
-        this.links.push([link, link.match(/(\w+)\.\w+\//)[1]]);
+        domain = link.match(/(\w+)\.\w+\//)[1];
+        fc = link.replace(/\$\d/, function(fragment) {
+          switch (fragment) {
+            case '$1':
+              return "' + img.src + '";
+            case '$2':
+              return "' + img.parentNode.href + '";
+            case '$3':
+              return "' + img.getAttribute('md5').replace(/\=*$/, '') + '";
+          }
+        });
+        this.links.push([Function('img', "return '" + fc + "'"), domain]);
       }
       return g.callbacks.push(this.node);
     },
@@ -2605,24 +2617,12 @@
       for (_i = 0, _len = _ref.length; _i < _len; _i++) {
         link = _ref[_i];
         a = $.el('a', {
-          textContent: link[1],
-          href: sauce.href(link[0], img),
-          target: '_blank'
+          href: link[0](img),
+          target: '_blank',
+          textContent: link[1]
         });
         $.add(span, $.tn(' '), a);
       }
-    },
-    href: function(link, img) {
-      return link.replace(/\$\d/, function(fragment) {
-        switch (fragment) {
-          case '$1':
-            return img.src;
-          case '$2':
-            return img.parentNode.href;
-          case '$3':
-            return img.getAttribute('md5').replace(/\=+$/, '');
-        }
-      });
     }
   };
 
diff --git a/script.coffee b/script.coffee
index d4f82c505..c2cdf082d 100644
--- a/script.coffee
+++ b/script.coffee
@@ -2051,31 +2051,31 @@ anonymize =
 
 sauce =
   init: ->
-    # return unless
     links = conf['sauces'].match /^[^#].+$/gm
+    return unless links.length
     @links = []
     for link in links
-      @links.push [link, link.match(/(\w+)\.\w+\//)[1]]
+      domain = link.match(/(\w+)\.\w+\//)[1]
+      fc = link.replace /\$\d/, (fragment) ->
+        switch fragment
+          when '$1'
+            "' + img.src + '"
+          when '$2'
+            "' + img.parentNode.href + '"
+          when '$3'
+            "' + img.getAttribute('md5').replace(/\=*$/, '') + '"
+      @links.push [Function('img', "return '#{fc}'"), domain]
     g.callbacks.push @node
   node: (root) ->
     return if root.className is 'inline' or not span = $ '.filesize', root
     img = $ 'img', root
     for link in sauce.links
       a = $.el 'a',
-        textContent: link[1]
-        href: sauce.href link[0], img
+        href: link[0] img
         target: '_blank'
+        textContent: link[1]
       $.add span, $.tn(' '), a
     return
-  href: (link, img) ->
-    link.replace /\$\d/, (fragment) ->
-      switch fragment
-        when '$1'
-          img.src
-        when '$2'
-          img.parentNode.href
-        when '$3'
-          img.getAttribute('md5').replace /\=+$/, ''
 
 revealSpoilers =
   init: ->