From 16810bcaf37ecedadc62abfa27b305f04f5a70cf Mon Sep 17 00:00:00 2001
From: Mike Gelfand <mike.gelfand@iaso.com>
Date: Wed, 14 May 2014 15:03:28 +0300
Subject: [PATCH] Treat possible commit as partial hash as fallback.

---
 src/GitList/Util/Routing.php | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)

diff --git a/src/GitList/Util/Routing.php b/src/GitList/Util/Routing.php
index c687c3c..f00af82 100644
--- a/src/GitList/Util/Routing.php
+++ b/src/GitList/Util/Routing.php
@@ -58,11 +58,22 @@ class Routing
                 }
             }
 
-            if ($matchedBranch === null) {
-                throw new EmptyRepositoryException('This repository is currently empty. There are no commits.');
+            if ($matchedBranch !== null) {
+                $commitish = $matchedBranch;
             }
+        }
 
-            $commitish = $matchedBranch;
+        if ($commitish === null) {
+            // We may have partial commit hash as our commitish.
+            $hash = $slashPosition === false ? $commitishPath : substr($commitishPath, 0, $slashPosition);
+            if ($repository->hasCommit($hash)) {
+                $commit = $repository->getCommit($hash);
+                $commitish = $commit->getHash();
+            }
+        }
+
+        if ($commitish === null) {
+            throw new EmptyRepositoryException('This repository is currently empty. There are no commits.');
         }
 
         $commitishLength = strlen($commitish);