From e9fedf3e5cd63aea4da7a71f6647ee427c62fa49 Mon Sep 17 00:00:00 2001
From: Frederic Guillot <fred@kanboard.net>
Date: Sat, 5 Dec 2015 20:31:27 -0500
Subject: Rewrite of the authentication and authorization system

---
 app/Core/Group/GroupManager.php | 71 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 app/Core/Group/GroupManager.php

(limited to 'app/Core/Group/GroupManager.php')

diff --git a/app/Core/Group/GroupManager.php b/app/Core/Group/GroupManager.php
new file mode 100644
index 00000000..e49ffa0f
--- /dev/null
+++ b/app/Core/Group/GroupManager.php
@@ -0,0 +1,71 @@
+<?php
+
+namespace Kanboard\Core\Group;
+
+/**
+ * Group Manager
+ *
+ * @package  group
+ * @author   Frederic Guillot
+ */
+class GroupManager
+{
+    /**
+     * List of backend providers
+     *
+     * @access private
+     * @var array
+     */
+    private $providers = array();
+
+    /**
+     * Register a new group backend provider
+     *
+     * @access public
+     * @param  GroupBackendProviderInterface $provider
+     * @return GroupManager
+     */
+    public function register(GroupBackendProviderInterface $provider)
+    {
+        $this->providers[] = $provider;
+        return $this;
+    }
+
+    /**
+     * Find a group from a search query
+     *
+     * @access public
+     * @param  string $input
+     * @return GroupProviderInterface[]
+     */
+    public function find($input)
+    {
+        $groups = array();
+
+        foreach ($this->providers as $provider) {
+            $groups = array_merge($groups, $provider->find($input));
+        }
+
+        return $this->removeDuplicates($groups);
+    }
+
+    /**
+     * Remove duplicated groups
+     *
+     * @access private
+     * @param  array $groups
+     * @return GroupProviderInterface[]
+     */
+    private function removeDuplicates(array $groups)
+    {
+        $result = array();
+
+        foreach ($groups as $group) {
+            if (! isset($result[$group->getName()])) {
+                $result[$group->getName()] = $group;
+            }
+        }
+
+        return $result;
+    }
+}
-- 
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