Add Client::fetchLog()

Author: clue

src/Client.php

@@ -91,6 +91,20 @@ public function fetchPatch($path, $r1, $r2)
         return $this->fetch($url);
     }
 
+    public function fetchLog($path, $revision = null)
+    {
+        $url = $path . '?view=log';
+
+        // TODO: invalid revision shows error page, but HTTP 200 OK
+
+        if ($revision !== null) {
+            $url .= (strpos($url, '?') === false) ? '?' : '&';
+            $url .= 'pathrev=' . $revision;
+        }
+
+        return $this->fetchXml($url)->then(array($this->parser, 'parseLogEntries'));
+    }
+
     public function fetchRevisionPrevious($path, $revision)
     {
         return $this->fetchAllPreviousRevisions($path)->then(function ($revisions) use ($revision) {

tests/ClientTest.php

@@ -85,6 +85,15 @@ public function testFetchDirectoryRevisionAttic()
         $this->expectPromiseReject($promise);
     }
 
+    public function testFetchLogRevision()
+    {
+        $this->browser->expects($this->once())->method('get')->with($this->equalTo('http://viewvc.example.org/README.md?view=log&pathrev=1.0'))->will($this->returnValue($this->createPromiseRejected()));
+
+        $promise = $this->client->fetchLog('/README.md', '1.0');
+
+        $this->expectPromiseReject($promise);
+    }
+
     public function testFetchPatch()
     {
         $this->browser->expects($this->once())->method('get')->with($this->equalTo('http://viewvc.example.org/README.md?view=patch&r1=1.0&r2=1.1'))->will($this->returnValue($this->createPromiseRejected()));