add stable boolean in version filter

Author: juliendidier

src/Gitonomy/ChangeLog/Filter/FilterFactory.php

@@ -11,7 +11,8 @@ static function createFromRequest(Request $request)
         $parameters = $request->query;
 
         $version = $parameters->get('from_version', 0.0);
-        $filter  = new VersionFilter($version);
+        $stable = $parameters->get('stable', true);
+        $filter  = new VersionFilter($version, ($stable === 'false' ? false : $stable));
 
         return new ChangeLogFilter($filter);
     }

src/Gitonomy/ChangeLog/Filter/VersionFilter.php

@@ -7,10 +7,12 @@
 class VersionFilter
 {
     protected $minimumVersion;
+    protected $stable;
 
-    public function __construct($minimumVersion)
+    public function __construct($minimumVersion, $stable = true)
     {
         $this->minimumVersion = $minimumVersion;
+        $this->stable         = (bool)$stable;
     }
 
     public function filter(Version $version)
@@ -30,6 +32,9 @@ public function filter(Version $version)
 
     protected function isTrue(Version $version)
     {
-        return version_compare($this->minimumVersion, $version->getVersion()) < 0;
+        return (
+            (!$this->stable && null === $version->getDate()) ||
+            (version_compare($this->minimumVersion, $version->getVersion()) < 0 && null !== $version->getDate())
+        );
     }
 }

src/Gitonomy/ChangeLog/Parser/ChangeLogParser.php

@@ -0,0 +1,79 @@
+<?php
+
+/**
+ * This file is part of Gitonomy.
+ *
+ * (c) Alexandre Salomé <alexandre.salome@gmail.com>
+ * (c) Julien DIDIER <genzo.wm@gmail.com>
+ *
+ * This source file is subject to the GPL license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace Gitonomy\ChangeLog\Parser;
+
+use Gitonomy\ChangeLog\ChangeLog;
+use Gitonomy\ChangeLog\Node\Version;
+use Gitonomy\ChangeLog\Node\Feature;
+
+class ChangeLogParser extends Parser
+{
+    public function parse($content)
+    {
+        $this->cursor  = 0;
+        $this->content = $content;
+        $this->length  = strlen($this->content);
+
+        $changeLog = new ChangeLog();
+
+        while (!$this->isFinished()) {
+
+            if ($this->expects('* ')) {
+                $version = $this->parseVersion($changeLog);
+            }
+
+            if (null !== $version && $this->expects('  * ')) {
+                $this->parseFeature($version);
+            }
+
+            $this->consumeNewLine();
+        }
+
+        return $changeLog;
+    }
+
+    protected function parseVersion(ChangeLog $changeLog)
+    {
+        $version = $this->consumeTo("\n");
+
+        preg_match('/^v([0-9\.]+)(?: \((\d{4}-\d{2}-\d{2})\))?$/', $version, $versionData);
+
+        if (!$versionData) {
+            $version = new Version($version);
+        }
+        elseif (isset($versionData[2])) {
+            $version = new Version($versionData[1], $versionData[2]);
+        } else {
+            $version = new Version($versionData[1]);
+        }
+
+        $changeLog->addVersion($version);
+
+        return $version;
+    }
+
+    protected function parseFeature(Version $version)
+    {
+        $feature = $this->consumeTo("\n");
+
+        preg_match('#(\w*) (.*)#', $feature, $featureData);
+
+        if (!$featureData) {
+            return;
+        }
+
+        $version->addFeature(new Feature($featureData[1], $featureData[2]));
+
+        return $feature;
+    }
+}