From 2fa60828fa0e646da65605cfd7605436967f7cb3 Mon Sep 17 00:00:00 2001
From: James Turk <james.p.turk@gmail.com>
Date: Wed, 7 Apr 2010 12:20:05 -0400
Subject: [PATCH] fix lock grab on releasing a non-existent lock

---
 CHANGELOG            | 1 +
 TODO                 | 4 +---
 markupwiki/models.py | 3 ++-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/CHANGELOG b/CHANGELOG
index d84a9eb..db2a77d 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -4,6 +4,7 @@
     - addition of optional comment fields on edit
     - cache-based lock for writing
     - added MARKUPWIKI_ settings
+    - RSS for articles and wiki as a whole
 
 0.1.0
 =====
diff --git a/TODO b/TODO
index f9ac1d0..d73a3cc 100644
--- a/TODO
+++ b/TODO
@@ -1,8 +1,6 @@
 * revert option
 * wikiword highlighting
 * detect broken wiki links
+* tests
 * only store diffs?
 * anonymous edits?
-
-add options:
-    * MARKUPWIKI_WIKIWORD_RE
diff --git a/markupwiki/models.py b/markupwiki/models.py
index 29cdf35..98e71b7 100644
--- a/markupwiki/models.py
+++ b/markupwiki/models.py
@@ -68,7 +68,8 @@ class Article(models.Model):
                 cache.delete(cache_key)
             return lock == user.id
 
-        cache.set(cache_key, user.id, WRITE_LOCK_SECONDS)
+        if not release:
+            cache.set(cache_key, user.id, WRITE_LOCK_SECONDS)
         return True
 
 class ArticleVersion(models.Model):