start implementing #6

Author: alexandresalome

src/Gitonomy/Git/Remote.php

@@ -0,0 +1,43 @@
+<?php
+
+/**
+ * This file is part of Gitonomy.
+ *
+ * (c) Alexandre Salomé <[email protected]>
+ * (c) Julien DIDIER <[email protected]>
+ *
+ * This source file is subject to the GPL license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace Gitonomy\Git;
+
+/**
+ * @author Alexandre Salomé <[email protected]>
+ */
+class Remote
+{
+    protected $repository;
+    protected $name;
+    protected $urls;
+
+    public function __construct(Repository $repository, $name, array $urls = array())
+    {
+        $this->repository = $repository;
+        $this->name       = $name;
+        $this->urls       = $urls;
+    }
+
+    public function getName()
+    {
+        return $this->name;
+    }
+
+    public function getLocalReferences()
+    {
+        $name = $this->name;
+        return array_filter((array) $this->repository->getReferences()->getAll(), function ($ref) use ($name) {
+            return preg_match('#^refs/remotes/'.preg_quote($name).'/#', $ref->getFullname());
+        });
+    }
+}

src/Gitonomy/Git/RemoteBag.php

@@ -0,0 +1,78 @@
+<?php
+
+/**
+ * This file is part of Gitonomy.
+ *
+ * (c) Alexandre Salomé <[email protected]>
+ * (c) Julien DIDIER <[email protected]>
+ *
+ * This source file is subject to the GPL license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace Gitonomy\Git;
+
+/**
+ *
+ * @author Alexandre Salomé <[email protected]>
+ */
+class RemoteBag implements \IteratorAggregate
+{
+    protected $repository;
+
+    protected $remotes;
+
+    public function __construct(Repository $repository)
+    {
+        $this->repository = $repository;
+    }
+
+    public function getAll()
+    {
+        if (null !== $this->remotes) {
+            return $this->remotes;
+        }
+
+        $read = array();
+        $output = $this->repository->run('remote', array('-v'));
+        $exp = explode("\n", $output);
+        foreach ($exp as $i => $line) {
+            if ($line == "") {
+                continue;
+            }
+
+            if (!preg_match('/(?P<name>[^\s]+)\s(?P<url>[^\s]+)\s\((?P<type>\w+)\)$/', $line, $vars)) {
+                throw new \RuntimeException(sprintf('Unexpected git remote output. Expected "name url (type)", got "%s" at line %s :'."\n".$output, $line, $i + 1));
+            }
+
+            $name = $vars['name'];
+            $type = $vars['type'];
+            $url  = $vars['url'];
+            $read[$name][$type] = $url;
+        }
+
+        foreach ($read as $name => $urls) {
+            $this->remotes[$name] = new Remote($this->repository, $name, $urls);
+        }
+
+        return $this->remotes;
+    }
+
+    public function fetch($name = null)
+    {
+        if (null === $name) {
+            $args = array('--all');
+        } else {
+            $args = array($name);
+        }
+
+        $this->repository->run('fetch', $args);
+
+        return $this;
+    }
+
+    public function getIterator()
+    {
+        return new \ArrayIterator($this->getAll());
+    }
+}

src/Gitonomy/Git/Repository.php

@@ -81,6 +81,13 @@ class Repository
      */
     protected $debug;
 
+    /**
+     * Bag containing remotes and remote references.
+     *
+     * @var RemoteBag
+     */
+    protected $remoteBag;
+
     /**
      * Environment variables that should be set for every running process.
      *
@@ -309,6 +316,20 @@ public function getReferences()
         return $this->referenceBag;
     }
 
+    /**
+     * Returns the remote list associated to the repository.
+     *
+     * @return RemoteBag
+     */
+    public function getRemotes()
+    {
+        if (null === $this->remoteBag) {
+            $this->remoteBag = new RemoteBag($this);
+        }
+
+        return $this->remoteBag;
+    }
+
     /**
      * Instanciates a commit object or fetches one from the cache.
      *