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-rw-r--r--src/Config/Config.php28
-rw-r--r--src/Container/Container.php105
-rw-r--r--src/Container/ContainerException.php11
-rw-r--r--src/Container/NotFoundException.php10
-rw-r--r--src/Http/Request.php25
-rw-r--r--src/Renderer/Renderer.php24
-rw-r--r--src/Routing/UrlGenerator.php4
-rw-r--r--src/helpers.php29
8 files changed, 152 insertions, 84 deletions
diff --git a/src/Config/Config.php b/src/Config/Config.php
index 02080de4..34c21a78 100644
--- a/src/Config/Config.php
+++ b/src/Config/Config.php
@@ -2,16 +2,9 @@
namespace Engelsystem\Config;
-use ErrorException;
-
class Config
{
/**
- * @var self
- */
- protected static $instance;
-
- /**
* The config values
*
* @var array
@@ -104,25 +97,4 @@ class Config
{
$this->remove($key);
}
-
- /**
- * @return Config
- * @throws ErrorException
- */
- public static function getInstance()
- {
- if (!self::$instance instanceof self) {
- throw new ErrorException('Config not initialized');
- }
-
- return self::$instance;
- }
-
- /**
- * @param self $instance
- */
- public static function setInstance($instance)
- {
- self::$instance = $instance;
- }
}
diff --git a/src/Container/Container.php b/src/Container/Container.php
new file mode 100644
index 00000000..df2f92fe
--- /dev/null
+++ b/src/Container/Container.php
@@ -0,0 +1,105 @@
+<?php
+
+namespace Engelsystem\Container;
+
+use Psr\Container\ContainerExceptionInterface;
+use Psr\Container\ContainerInterface;
+use Psr\Container\NotFoundExceptionInterface;
+
+class Container implements ContainerInterface
+{
+ /**
+ * The globally available container
+ *
+ * @var static
+ */
+ protected static $instance;
+
+ /**
+ * Contains the shared instances
+ *
+ * @var mixed[]
+ */
+ protected $instances = [];
+
+ /**
+ * Finds an entry of the container by its identifier and returns it
+ *
+ * @param string $id Identifier of the entry to look for
+ *
+ * @throws NotFoundExceptionInterface No entry was found for **this** identifier
+ * @throws ContainerExceptionInterface Error while retrieving the entry
+ *
+ * @return mixed Entry
+ */
+ public function get($id)
+ {
+ if ($this->has($id)) {
+ return $this->resolve($id);
+ }
+
+ throw new NotFoundException(sprintf('The entry with the id "%s" could not be found'));
+ }
+
+ /**
+ * Register a shared entry in the container
+ *
+ * @param string $abstract Identifier of the entry to set
+ * @param mixed $instance Entry
+ */
+ public function instance($abstract, $instance)
+ {
+ $this->instances[$abstract] = $instance;
+ }
+
+ /**
+ * Returns true if the container can return an entry for the given identifier
+ * Returns false otherwise
+ *
+ * `has($id)` returning true does not mean that `get($id)` will not throw an exception
+ * It does however mean that `get($id)` will not throw a `NotFoundExceptionInterface`
+ *
+ * @param string $id Identifier of the entry to look for
+ *
+ * @return bool
+ */
+ public function has($id)
+ {
+ return isset($this->instances[$id]);
+ }
+
+ /**
+ * Get the globally available instance of the container
+ *
+ * @return Container
+ */
+ public static function getInstance()
+ {
+ if (is_null(static::$instance)) {
+ static::$instance = new static;
+ }
+
+ return static::$instance;
+ }
+
+ /**
+ * Set the globally available instance of the container
+ *
+ * @param Container $container
+ */
+ public static function setInstance(Container $container)
+ {
+ static::$instance = $container;
+ }
+
+ /**
+ * Resolve the requested object
+ *
+ * @param string $abstract
+ * @return mixed
+ */
+ protected function resolve($abstract)
+ {
+ return $this->instances[$abstract];
+ }
+}
diff --git a/src/Container/ContainerException.php b/src/Container/ContainerException.php
new file mode 100644
index 00000000..3cdde506
--- /dev/null
+++ b/src/Container/ContainerException.php
@@ -0,0 +1,11 @@
+<?php
+
+namespace Engelsystem\Container;
+
+use Exception;
+use Psr\Container\ContainerExceptionInterface;
+
+class ContainerException extends Exception implements ContainerExceptionInterface
+{
+
+}
diff --git a/src/Container/NotFoundException.php b/src/Container/NotFoundException.php
new file mode 100644
index 00000000..a83be0b1
--- /dev/null
+++ b/src/Container/NotFoundException.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace Engelsystem\Container;
+
+use Psr\Container\NotFoundExceptionInterface;
+
+class NotFoundException extends ContainerException implements NotFoundExceptionInterface
+{
+
+}
diff --git a/src/Http/Request.php b/src/Http/Request.php
index f0235d45..e7850c8b 100644
--- a/src/Http/Request.php
+++ b/src/Http/Request.php
@@ -2,14 +2,10 @@
namespace Engelsystem\Http;
-use ErrorException;
use Symfony\Component\HttpFoundation\Request as SymfonyRequest;
class Request extends SymfonyRequest
{
- /** @var self */
- protected static $instance;
-
/**
* Get POST input
*
@@ -68,25 +64,4 @@ class Request extends SymfonyRequest
{
return rtrim(preg_replace('/\?.*/', '', $this->getUri()), '/');
}
-
- /**
- * @return self
- * @throws ErrorException
- */
- public static function getInstance()
- {
- if (!self::$instance instanceof self) {
- throw new ErrorException('Request not initialized');
- }
-
- return self::$instance;
- }
-
- /**
- * @param self $instance
- */
- public static function setInstance($instance)
- {
- self::$instance = $instance;
- }
}
diff --git a/src/Renderer/Renderer.php b/src/Renderer/Renderer.php
index bf3d5609..5ed7cf31 100644
--- a/src/Renderer/Renderer.php
+++ b/src/Renderer/Renderer.php
@@ -2,13 +2,8 @@
namespace Engelsystem\Renderer;
-use ErrorException;
-
class Renderer
{
- /** @var self */
- protected static $instance;
-
/** @var EngineInterface[] */
protected $renderer = [];
@@ -29,7 +24,7 @@ class Renderer
return $renderer->get($template, $data);
}
- engelsystem_error('Unable to find a renderer for template file &laquo;' . $template . '&raquo;.');
+ engelsystem_error('Unable to find a renderer for template file "' . $template . '".');
return '';
}
@@ -42,21 +37,4 @@ class Renderer
{
$this->renderer[] = $renderer;
}
-
- /**
- * @return self
- * @throws ErrorException
- */
- public static function getInstance()
- {
- return self::$instance;
- }
-
- /**
- * @param self $instance
- */
- public static function setInstance($instance)
- {
- self::$instance = $instance;
- }
}
diff --git a/src/Routing/UrlGenerator.php b/src/Routing/UrlGenerator.php
index 8dc464c6..33eef7b0 100644
--- a/src/Routing/UrlGenerator.php
+++ b/src/Routing/UrlGenerator.php
@@ -2,8 +2,6 @@
namespace Engelsystem\Routing;
-use Engelsystem\Http\Request;
-
class UrlGenerator
{
/**
@@ -14,7 +12,7 @@ class UrlGenerator
public static function to($path, $parameters = [])
{
$path = '/' . ltrim($path, '/');
- $request = Request::getInstance();
+ $request = app('request');
$uri = $request->getUriForPath($path);
if (!empty($parameters) && is_array($parameters)) {
diff --git a/src/helpers.php b/src/helpers.php
index 24f93f2c..733b902d 100644
--- a/src/helpers.php
+++ b/src/helpers.php
@@ -2,12 +2,28 @@
// Some useful functions
use Engelsystem\Config\Config;
+use Engelsystem\Container\Container;
use Engelsystem\Http\Request;
use Engelsystem\Renderer\Renderer;
use Engelsystem\Routing\UrlGenerator;
use Symfony\Component\HttpFoundation\Session\SessionInterface;
/**
+ * Get the global container instance
+ *
+ * @param string $id
+ * @return mixed
+ */
+function app($id = null)
+{
+ if (is_null($id)) {
+ return Container::getInstance();
+ }
+
+ return Container::getInstance()->get($id);
+}
+
+/**
* Get or set config values
*
* @param string|array $key
@@ -16,15 +32,18 @@ use Symfony\Component\HttpFoundation\Session\SessionInterface;
*/
function config($key = null, $default = null)
{
+ $config = app('config');
+
if (empty($key)) {
- return Config::getInstance();
+ return $config;
}
if (is_array($key)) {
- Config::getInstance()->set($key);
+ $config->set($key);
+ return true;
}
- return Config::getInstance()->get($key, $default);
+ return $config->get($key, $default);
}
/**
@@ -34,7 +53,7 @@ function config($key = null, $default = null)
*/
function request($key = null, $default = null)
{
- $request = Request::getInstance();
+ $request = app('request');
if (is_null($key)) {
return $request;
@@ -66,7 +85,7 @@ function session($key = null, $default = null)
*/
function view($template = null, $data = null)
{
- $renderer = Renderer::getInstance();
+ $renderer = app('renderer');
if (is_null($template)) {
return $renderer;