From ebb760b2dbfe7aed8000c65b23630d247480c9ed Mon Sep 17 00:00:00 2001
From: WouterJ <waldio.webdesign@gmail.com>
Date: Sat, 31 Oct 2015 13:47:51 +0100
Subject: [PATCH] Start with a resource provider

---
 DependencyInjection/CmfRoutingExtension.php |  24 ++++-
 DependencyInjection/Configuration.php       |   6 ++
 Provider/ResourceRouteProvider.php          | 111 ++++++++++++++++++++
 Resources/config/provider-resource.xml      |  32 ++++++
 4 files changed, 170 insertions(+), 3 deletions(-)
 create mode 100644 Provider/ResourceRouteProvider.php
 create mode 100644 Resources/config/provider-resource.xml

diff --git a/DependencyInjection/CmfRoutingExtension.php b/DependencyInjection/CmfRoutingExtension.php
index c3442cc4..92f9c681 100644
--- a/DependencyInjection/CmfRoutingExtension.php
+++ b/DependencyInjection/CmfRoutingExtension.php
@@ -114,7 +114,7 @@ private function setupDynamicRouter(array $config, ContainerBuilder $container,
         if ($config['persistence']['phpcr']['enabled']) {
             $this->loadPhpcrProvider($config['persistence']['phpcr'], $loader, $container, $locales, $config['match_implicit_locale']);
             $hasProvider = true;
-            $hasContentRepository = true;
+            //$hasContentRepository = true;
         }
 
         if ($config['persistence']['orm']['enabled']) {
@@ -123,6 +123,11 @@ private function setupDynamicRouter(array $config, ContainerBuilder $container,
             $hasContentRepository = true;
         }
 
+        if ($this->isConfigEnabled($container, $config['persistence']['resource'])) {
+            $this->loadResourceProvider($config['persistence']['resource'], $loader, $container);
+            $hasProvider = true;
+        }
+
         if (isset($config['route_provider_service_id'])) {
             $container->setAlias($this->getAlias() . '.route_provider', $config['route_provider_service_id']);
             $hasProvider = true;
@@ -261,10 +266,10 @@ public function loadPhpcrProvider($config, XmlFileLoader $loader, ContainerBuild
             $config['manager_name']
         );
 
-        $container->setAlias(
+        /*$container->setAlias(
             $this->getAlias() . '.route_provider',
             $this->getAlias() . '.phpcr_route_provider'
-        );
+        );*/
         $container->setAlias(
             $this->getAlias() . '.content_repository',
             $this->getAlias() . '.phpcr_content_repository'
@@ -317,6 +322,19 @@ public function loadOrmProvider($config, XmlFileLoader $loader, ContainerBuilder
         );
     }
 
+    public function loadResourceProvider($config, XmlFileLoader $loader, ContainerBuilder $container)
+    {
+        $loader->load('provider-resource.xml');
+
+        $definition = $container->getDefinition('cmf_routing.resource.route_provider');
+        $definition->replaceArgument(0, new Reference($config['discovery_id']));
+
+        $container->setAlias(
+            $this->getAlias() . '.route_provider',
+            $this->getAlias() . '.resource.route_provider'
+        );
+    }
+
     /**
      * Returns the base path for the XSD files.
      *
diff --git a/DependencyInjection/Configuration.php b/DependencyInjection/Configuration.php
index f9e923bf..b7913264 100644
--- a/DependencyInjection/Configuration.php
+++ b/DependencyInjection/Configuration.php
@@ -73,6 +73,12 @@ public function getConfigTreeBuilder()
                         ->arrayNode('persistence')
                             ->addDefaultsIfNotSet()
                             ->children()
+                                ->arrayNode('resource')
+                                    ->canBeEnabled()
+                                    ->children()
+                                        ->scalarNode('discovery_id')->defaultValue('cmf_resource.discovery')->end()
+                                    ->end()
+                                ->end()
                                 ->arrayNode('phpcr')
                                     ->addDefaultsIfNotSet()
                                     ->canBeEnabled()
diff --git a/Provider/ResourceRouteProvider.php b/Provider/ResourceRouteProvider.php
new file mode 100644
index 00000000..0c7137ef
--- /dev/null
+++ b/Provider/ResourceRouteProvider.php
@@ -0,0 +1,111 @@
+<?php
+
+namespace Symfony\Cmf\Bundle\RoutingBundle\Provider;
+
+use Puli\Discovery\Api\Discovery;
+use Symfony\Cmf\Component\Routing\Candidates\CandidatesInterface;
+use Symfony\Cmf\Component\Routing\RouteProviderInterface;
+use Symfony\Cmf\Component\Resource\Repository\Resource\CmfResource;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\Routing\Route as SymfonyRoute;
+use Symfony\Component\Routing\RouteCollection;
+use Symfony\Component\Routing\Exception\RouteNotFoundException;
+
+class ResourceRouteProvider implements RouteProviderInterface
+{
+    /**
+     * @var SymfonyRoute[]
+     */
+    private $routesByUri;
+
+    /**
+     * @var SymfonyRoute[]
+     */
+    private $routesByPath = array();
+
+    /**
+     * @var Discovery
+     */
+    private $discovery;
+
+    /**
+     * @var CandidatesInterface
+     */
+    private $candidatesStrategy;
+
+    public function __construct(Discovery $discovery, array $routesByUri, CandidatesInterface $candidatesStrategy)
+    {
+        $this->discovery = $discovery;
+        $this->routesByUri = $routesByUri;
+        $this->candidatesStrategy = $candidatesStrategy;
+    }
+
+    public function getRouteCollectionForRequest(Request $request)
+    {
+        $this->discoverRoutes();
+
+        $candidates = $this->getCandidates($request);
+        $collection = new RouteCollection();
+
+        if (empty($candidates)) {
+            return $collection;
+        }
+
+        foreach (array_intersect(array_keys($this->routesByUri), $candidates) as $key => $uri) {
+            $collection->add($key, $this->routesByUri[$uri]);
+        }
+
+        return $collection;
+    }
+
+    public function getRouteByName($name)
+    {
+        $this->discoverRoutes();
+
+        if (isset($this->routesByPath[$name])) {
+            return $this->routesByPath[$name];
+        }
+    }
+
+    public function getRoutesByNames($names)
+    {
+        // todo implement this method
+    }
+
+    /**
+     * @param Request $request
+     *
+     * @return array a list of PHPCR-ODM ids
+     */
+    private function getCandidates(Request $request)
+    {
+        if (false !== strpos($request->getPathInfo(), ':')) {
+            return array();
+        }
+
+        return $this->candidatesStrategy->getCandidates($request);
+    }
+
+    private function discoverRoutes()
+    {
+        if (0 !== count($this->routesByUri)) {
+            return;
+        }
+
+        foreach ($this->discovery->findBindings('cmf/routes') as $binding) {
+            foreach ($binding->getResources() as $resource) {
+                if (!$resource instanceof CmfResource) {
+                    continue;
+                }
+
+                $route = $resource->getPayload();
+                if (!$route instanceof SymfonyRoute) {
+                    continue;
+                }
+
+                $this->routesByUri[$route->getStaticPrefix()] = $route;
+                $this->routesByPath[$resource->getPath()] = $route;
+            }
+        }
+    }
+}
diff --git a/Resources/config/provider-resource.xml b/Resources/config/provider-resource.xml
new file mode 100644
index 00000000..7435732b
--- /dev/null
+++ b/Resources/config/provider-resource.xml
@@ -0,0 +1,32 @@
+<?xml version="1.0" ?>
+
+<container xmlns="http://symfony.com/schema/dic/services"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://symfony.com/schema/dic/services http://symfony.com/schema/dic/services/services-1.0.xsd">
+
+    <parameters>
+        <parameter key="cmf_routing.resource.paths" type="collection"/>
+    </parameters>
+
+    <services>
+
+        <service id="cmf_routing.resource.route_provider" class="Symfony\Cmf\Bundle\RoutingBundle\Provider\ResourceRouteProvider">
+            <argument /><!-- discovery -->
+            <argument>%cmf_routing.resource.paths%</argument>
+            <argument type="service" id="cmf_routing.resource.candidates" />
+        </service>
+
+        <service id="cmf_routing.resource.candidates" class="Symfony\Cmf\Component\Routing\Candidates\Candidates">
+            <argument>%cmf_routing.dynamic.locales%</argument>
+            <argument>%cmf_routing.dynamic.limit_candidates%</argument>
+        </service>
+
+        <service id="cmf_routing.resource.type" class="Puli\Discovery\Api\Type\BindingType">
+            <argument>cmf/routes</argument>
+
+            <tag name="cmf_resource.binding_type"/>
+        </service>
+
+    </services>
+
+</container>