From 956ba33fcb38f1ac451965360d693e87407d38b2 Mon Sep 17 00:00:00 2001
From: Cawa <cawa123@mail.ru>
Date: Wed, 12 Nov 2014 14:30:43 +0200
Subject: [PATCH] Base idea for DI

---
 src/PHPRouter/DI/ContainerInterface.php       | 15 +++++++++
 .../DI/Exceptions/InjectionException.php      | 10 ++++++
 src/PHPRouter/DI/InjectableInterface.php      | 17 ++++++++++
 src/PHPRouter/Route.php                       | 33 ++++++++++++++++++-
 4 files changed, 74 insertions(+), 1 deletion(-)
 create mode 100644 src/PHPRouter/DI/ContainerInterface.php
 create mode 100644 src/PHPRouter/DI/Exceptions/InjectionException.php
 create mode 100644 src/PHPRouter/DI/InjectableInterface.php

diff --git a/src/PHPRouter/DI/ContainerInterface.php b/src/PHPRouter/DI/ContainerInterface.php
new file mode 100644
index 0000000..e98ec1a
--- /dev/null
+++ b/src/PHPRouter/DI/ContainerInterface.php
@@ -0,0 +1,15 @@
+<?php
+
+namespace PHPRouter\DI;
+
+/**
+ * Interface ContainerInterface
+ * @package PHPRouter\DI
+ */
+interface ContainerInterface
+{
+   /**
+    * @TODO maybe some methods?
+    */
+
+}
\ No newline at end of file
diff --git a/src/PHPRouter/DI/Exceptions/InjectionException.php b/src/PHPRouter/DI/Exceptions/InjectionException.php
new file mode 100644
index 0000000..06b4fa7
--- /dev/null
+++ b/src/PHPRouter/DI/Exceptions/InjectionException.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace PHPRouter\DI\Exceptions;
+
+use \Exception;
+
+class InjectionException extends Exception
+{
+
+} 
\ No newline at end of file
diff --git a/src/PHPRouter/DI/InjectableInterface.php b/src/PHPRouter/DI/InjectableInterface.php
new file mode 100644
index 0000000..05222c8
--- /dev/null
+++ b/src/PHPRouter/DI/InjectableInterface.php
@@ -0,0 +1,17 @@
+<?php
+
+namespace PHPRouter\DI;
+
+/**
+ * Interface InjectableInterface
+ * @package PHPRouter\DI
+ */
+interface InjectableInterface
+{
+    /**
+     * Set the service container
+     * @return mixed
+     */
+    public function setServiceContainer();
+
+}
\ No newline at end of file
diff --git a/src/PHPRouter/Route.php b/src/PHPRouter/Route.php
index 6ae1bc8..97cb8db 100755
--- a/src/PHPRouter/Route.php
+++ b/src/PHPRouter/Route.php
@@ -1,6 +1,10 @@
 <?php
 namespace PHPRouter;
 
+use PHPRouter\DI\ContainerInterface;
+use PHPRouter\DI\InjectableInterface;
+use PHPRouter\DI\Exceptions\InjectionException;
+
 class Route
 {
     /**
@@ -39,14 +43,22 @@ class Route
     */
     private $_parameters = array();
 
+    /**
+     * Service container
+     * @var object
+     */
+    private $_container;
+
     /**
      * @param $resource
      * @param array $config
      */
-    public function __construct($resource, array $config)
+    public function __construct($resource, array $config, ContainerInterface $container = null)
     {
         $this->_url = $resource;
         $this->_config = $config;
+        $this->_container= $container;
+
         $this->_methods = isset($config['methods']) ? $config['methods'] : array();
         $this->_target = isset($config['target']) ? $config['target'] : null;
     }
@@ -120,6 +132,16 @@ public function getParameters()
         return $this->_parameters;
     }
 
+    /**
+     * @return object
+     */
+    public function getContainer()
+    {
+        return $this->_container;
+    }
+
+
+
     public function setParameters(array $parameters)
     {
         $this->_parameters = $parameters;
@@ -129,6 +151,15 @@ public function dispatch()
     {
         $action = explode('::', $this->_config['_controller']);
         $instance = new $action[0];
+
+        if($this->getContainer() && $instance instanceof InjectableInterface){
+            $instance->setServiceContainer($this->getContainer());
+        }else{
+            throw new InjectionException('To inject container you need to implement InjectableInterface');
+        }
+
         call_user_func_array(array($instance, $action[1]), $this->_parameters);
     }
+
+
 }