Added route-behavior to article-page

DependencyInjection/SuluArticleExtension.php

@@ -94,6 +94,23 @@ public function prepend(ContainerBuilder $container)
             );
         }
 
+        if ($container->hasExtension('sulu_route')) {
+            $container->prependExtensionConfig(
+                'sulu_route',
+                [
+                    'mappings' => [
+                        ArticlePageDocument::class => [
+                            'generator' => 'article_page',
+                            'options' => [
+                                'route_schema' => '/{translator.trans("page")}-{object.getPageNumber()}',
+                                'parent' => '{object.getParent().getRoutePath()}',
+                            ],
+                        ],
+                    ],
+                ]
+            );
+        }
+
         if ($container->hasExtension('fos_rest')) {
             $container->prependExtensionConfig(
                 'fos_rest',

Document/ArticlePageDocument.php

@@ -11,6 +11,9 @@
 
 namespace Sulu\Bundle\ArticleBundle\Document;
 
+use Sulu\Bundle\ArticleBundle\Document\Behavior\PageBehavior;
+use Sulu\Bundle\ArticleBundle\Document\Behavior\RoutableBehavior;
+use Sulu\Bundle\RouteBundle\Model\RouteInterface;
 use Sulu\Component\Content\Document\Behavior\StructureBehavior;
 use Sulu\Component\Content\Document\Structure\Structure;
 use Sulu\Component\Content\Document\Structure\StructureInterface;
@@ -30,6 +33,8 @@ class ArticlePageDocument implements
     AutoNameBehavior,
     PathBehavior,
     StructureBehavior,
+    RoutableBehavior,
+    PageBehavior,
     ArticleInterface
 {
     /**
@@ -72,6 +77,16 @@ class ArticlePageDocument implements
      */
     private $structure;
 
+    /**
+     * @var RouteInterface
+     */
+    private $route;
+
+    /**
+     * @var string
+     */
+    private $routePath;
+
     /**
      * @var int
      */
@@ -207,15 +222,66 @@ public function getStructure()
     }
 
     /**
-     * Returns page.
-     *
-     * @return int
+     * {@inheritdoc}
+     */
+    public function getId()
+    {
+        return $this->uuid;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getRoute()
+    {
+        return $this->route;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function setRoute(RouteInterface $route)
+    {
+        $this->route = $route;
+        $this->routePath = $route->getPath();
+
+        return $this;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getRoutePath()
+    {
+        return $this->routePath;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function setRoutePath($routePath)
+    {
+        $this->routePath = $routePath;
+    }
+
+    /**
+     * {@inheritdoc}
      */
     public function getPageNumber()
     {
         return $this->pageNumber;
     }
 
+    /**
+     * {@inheritdoc}
+     */
+    public function setPageNumber($pageNumber)
+    {
+        $this->pageNumber = $pageNumber;
+
+        return $this;
+    }
+
     /**
      * {@inheritdoc}
      */

Document/Behavior/PageBehavior.php

@@ -0,0 +1,37 @@
+<?php
+
+/*
+ * This file is part of Sulu.
+ *
+ * (c) MASSIVE ART WebServices GmbH
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace Sulu\Bundle\ArticleBundle\Document\Behavior;
+
+use Sulu\Component\DocumentManager\Behavior\Mapping\ParentBehavior;
+use Sulu\Component\DocumentManager\Behavior\Mapping\UuidBehavior;
+
+/**
+ * This behavior has to be attached to documents which should have a page-number property.
+ */
+interface PageBehavior extends ParentBehavior, UuidBehavior
+{
+    /**
+     * Returns page-number.
+     *
+     * @return int
+     */
+    public function getPageNumber();
+
+    /**
+     * Set page-number.
+     *
+     * @param int $pageNumber
+     *
+     * @return self
+     */
+    public function setPageNumber($pageNumber);
+}

Document/Subscriber/ArticlePageSubscriber.php

@@ -18,7 +18,6 @@
 use Sulu\Component\Content\Metadata\Factory\StructureMetadataFactoryInterface;
 use Sulu\Component\Content\Metadata\PropertyMetadata;
 use Sulu\Component\DocumentManager\DocumentManagerInterface;
-use Sulu\Component\DocumentManager\Event\HydrateEvent;
 use Sulu\Component\DocumentManager\Event\PersistEvent;
 use Sulu\Component\DocumentManager\Events;
 use Symfony\Component\EventDispatcher\EventSubscriberInterface;
@@ -69,11 +68,9 @@ public static function getSubscribedEvents()
         return [
             Events::PERSIST => [
                 ['setTitleOnPersist', 2048],
-                ['setPageNumberOnPersist', 0],
                 ['setStructureTypeToParent', -2048],
                 ['setWorkflowStageOnArticle', -2048],
             ],
-            Events::HYDRATE => [['setPageNumberOnHydrate', 0]],
         ];
     }
 
@@ -150,21 +147,6 @@ private function getPageTitleProperty(ArticlePageDocument $document)
         return null;
     }
 
-    /**
-     * Set page-number to document on persist.
-     *
-     * @param PersistEvent $event
-     */
-    public function setPageNumberOnPersist(PersistEvent $event)
-    {
-        $document = $event->getDocument();
-        if (!$document instanceof ArticlePageDocument) {
-            return;
-        }
-
-        $event->getAccessor()->set('pageNumber', $event->getNode()->getIndex() + 1);
-    }
-
     /**
      * Set structure-type to parent document.
      *
@@ -183,19 +165,4 @@ public function setStructureTypeToParent(PersistEvent $event)
         $document->getParent()->setStructureType($document->getStructureType());
         $this->documentManager->persist($document->getParent(), $event->getLocale());
     }
-
-    /**
-     * Set page-number to document on persist.
-     *
-     * @param HydrateEvent $event
-     */
-    public function setPageNumberOnHydrate(HydrateEvent $event)
-    {
-        $document = $event->getDocument();
-        if (!$document instanceof ArticlePageDocument) {
-            return;
-        }
-
-        $event->getAccessor()->set('pageNumber', $event->getNode()->getIndex() + 1);
-    }
 }

Document/Subscriber/PageSubscriber.php

@@ -0,0 +1,135 @@
+<?php
+
+/*
+ * This file is part of Sulu.
+ *
+ * (c) MASSIVE ART WebServices GmbH
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace Sulu\Bundle\ArticleBundle\Document\Subscriber;
+
+use Sulu\Bundle\ArticleBundle\Document\Behavior\PageBehavior;
+use Sulu\Component\DocumentManager\DocumentInspector;
+use Sulu\Component\DocumentManager\Event\MetadataLoadEvent;
+use Sulu\Component\DocumentManager\Event\PersistEvent;
+use Sulu\Component\DocumentManager\Event\RemoveEvent;
+use Sulu\Component\DocumentManager\Events;
+use Sulu\Component\DocumentManager\PropertyEncoder;
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+
+/**
+ * Handles document-manager events to set and update page-numbers.
+ */
+class PageSubscriber implements EventSubscriberInterface
+{
+    const FIELD = 'pageNumber';
+
+    /**
+     * @var DocumentInspector
+     */
+    private $documentInspector;
+
+    /**
+     * @var PropertyEncoder
+     */
+    private $propertyEncoder;
+
+    /**
+     * @param DocumentInspector $documentInspector
+     * @param PropertyEncoder $propertyEncoder
+     */
+    public function __construct(DocumentInspector $documentInspector, PropertyEncoder $propertyEncoder)
+    {
+        $this->documentInspector = $documentInspector;
+        $this->propertyEncoder = $propertyEncoder;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public static function getSubscribedEvents()
+    {
+        return [
+            Events::PERSIST => [['handlePersist', -1024]],
+            Events::REMOVE => [['handleRemove', 5]],
+            Events::METADATA_LOAD => 'handleMetadataLoad',
+        ];
+    }
+
+    /**
+     * Add page-number to metadata.
+     *
+     * @param MetadataLoadEvent $event
+     */
+    public function handleMetadataLoad(MetadataLoadEvent $event)
+    {
+        $metadata = $event->getMetadata();
+
+        if (false === $metadata->getReflectionClass()->isSubclassOf(PageBehavior::class)) {
+            return;
+        }
+
+        $metadata->addFieldMapping(
+            'pageNumber',
+            [
+                'encoding' => 'system',
+                'property' => self::FIELD,
+            ]
+        );
+    }
+
+    /**
+     * Set the page-number to new pages.
+     *
+     * @param PersistEvent $event
+     */
+    public function handlePersist(PersistEvent $event)
+    {
+        $document = $event->getDocument();
+        if (!$document instanceof PageBehavior || $document->getPageNumber()) {
+            return;
+        }
+
+        $parentDocument = $document->getParent();
+
+        $page = 1;
+        foreach ($parentDocument->getChildren() as $child) {
+            if (!$child instanceof PageBehavior) {
+                continue;
+            }
+
+            ++$page;
+        }
+
+        $childNode = $this->documentInspector->getNode($document);
+        $childNode->setProperty($this->propertyEncoder->systemName(static::FIELD), $page);
+    }
+
+    /**
+     * Adjust the page-numbers of siblings when removing a page.
+     *
+     * @param RemoveEvent $event
+     */
+    public function handleRemove(RemoveEvent $event)
+    {
+        $document = $event->getDocument();
+        if (!$document instanceof PageBehavior) {
+            return;
+        }
+
+        $parentDocument = $document->getParent();
+
+        $page = 1;
+        foreach ($parentDocument->getChildren() as $child) {
+            if (!$child instanceof PageBehavior || $child->getUuid() === $document->getUuid()) {
+                continue;
+            }
+
+            $childNode = $this->documentInspector->getNode($child);
+            $childNode->setProperty($this->propertyEncoder->systemName(static::FIELD), $page++);
+        }
+    }
+}