From 3076ba22dd8346725b4e1ad757532c00df5b18d9 Mon Sep 17 00:00:00 2001
From: Frédéric Guillot <fred@kanboard.net>
Date: Fri, 2 Jan 2015 17:19:13 -0500
Subject: Fix bugs, improve perfs and use SimpleLogger instead of Monolog

---
 app/Core/Cache.php       | 58 ++++++++++++++++++++++++++++++++++++++++++++++++
 app/Core/FileCache.php   | 41 ++++++++++++++++++++++++++++++++++
 app/Core/Helper.php      | 16 +++++++++++++
 app/Core/MemoryCache.php | 32 ++++++++++++++++++++++++++
 4 files changed, 147 insertions(+)
 create mode 100644 app/Core/Cache.php
 create mode 100644 app/Core/FileCache.php
 create mode 100644 app/Core/MemoryCache.php

(limited to 'app/Core')

diff --git a/app/Core/Cache.php b/app/Core/Cache.php
new file mode 100644
index 00000000..670a76e0
--- /dev/null
+++ b/app/Core/Cache.php
@@ -0,0 +1,58 @@
+<?php
+
+namespace Core;
+
+use Pimple\Container;
+
+abstract class Cache
+{
+    /**
+     * Container instance
+     *
+     * @access protected
+     * @var \Pimple\Container
+     */
+    protected $container;
+
+    abstract public function init();
+    abstract public function set($key, $value);
+    abstract public function get($key);
+    abstract public function flush();
+    abstract public function remove($key);
+
+    /**
+     * Constructor
+     *
+     * @access public
+     * @param  \Pimple\Container   $container
+     */
+    public function __construct(Container $container)
+    {
+        $this->container = $container;
+        $this->init();
+    }
+
+    /**
+     * Proxy cache
+     *
+     * Note: Arguments must be scalar types
+     *
+     * @access public
+     * @param  string    $container    Container name
+     * @param  string    $method       Container method
+     * @return mixed
+     */
+    public function proxy($container, $method)
+    {
+        $args = func_get_args();
+        $key = 'proxy_'.implode('_', $args);
+        $result = $this->get($key);
+
+        if ($result === null) {
+            $result = call_user_func_array(array($this->container[$container], $method), array_splice($args, 2));
+            $this->set($key, $result);
+        }
+
+        return $result;
+    }
+}
diff --git a/app/Core/FileCache.php b/app/Core/FileCache.php
new file mode 100644
index 00000000..2037f271
--- /dev/null
+++ b/app/Core/FileCache.php
@@ -0,0 +1,41 @@
+<?php
+
+namespace Core;
+
+class FileCache extends Cache
+{
+    const CACHE_FOLDER = 'data/cache/';
+
+    public function init()
+    {
+        if (! is_dir(self::CACHE_FOLDER)) {
+            mkdir(self::CACHE_FOLDER);
+        }
+    }
+
+    public function set($key, $value)
+    {
+        file_put_contents(self::CACHE_FOLDER.$key, json_encode($value));
+    }
+
+    public function get($key)
+    {
+        if (file_exists(self::CACHE_FOLDER.$key)) {
+            return json_decode(file_get_contents(self::CACHE_FOLDER.$key), true);
+        }
+
+        return null;
+    }
+
+    public function flush()
+    {
+        foreach (glob(self::CACHE_FOLDER.'*') as $filename) {
+            @unlink($filename);
+        }
+    }
+
+    public function remove($key)
+    {
+        @unlink(self::CACHE_FOLDER.$key);
+    }
+}
diff --git a/app/Core/Helper.php b/app/Core/Helper.php
index 5eaa8dc9..1db8afc6 100644
--- a/app/Core/Helper.php
+++ b/app/Core/Helper.php
@@ -48,6 +48,22 @@ class Helper
         return $this->container[$name];
     }
 
+    /**
+     * Proxy cache helper for acl::isManagerActionAllowed()
+     *
+     * @access public
+     * @param  integer   $project_id
+     * @return boolean
+     */
+    public function isManager($project_id)
+    {
+        if ($this->userSession->isAdmin()) {
+            return true;
+        }
+
+        return $this->container['memoryCache']->proxy('acl', 'isManagerActionAllowed', $project_id);
+    }
+
     /**
      * Return the user full name
      *
diff --git a/app/Core/MemoryCache.php b/app/Core/MemoryCache.php
new file mode 100644
index 00000000..f80a66ef
--- /dev/null
+++ b/app/Core/MemoryCache.php
@@ -0,0 +1,32 @@
+<?php
+
+namespace Core;
+
+class MemoryCache extends Cache
+{
+    private $storage = array();
+
+    public function init()
+    {
+    }
+
+    public function set($key, $value)
+    {
+        $this->storage[$key] = $value;
+    }
+
+    public function get($key)
+    {
+        return isset($this->storage[$key]) ? $this->storage[$key] : null;
+    }
+
+    public function flush()
+    {
+        $this->storage = array();
+    }
+
+    public function remove($key)
+    {
+        unset($this->storage[$key]);
+    }
+}
-- 
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