Add list of content to the homepage

README.md

@@ -36,6 +36,7 @@ To run an image reading from two content services (`blog-articles` and `scholarl
         pages:
             homepage:
                 path: '/'
+                primary_listing: 'scholarly-articles/items'
             content:
                 blog-articles:
                     path: '/blog/{id}'

config/packages/dev/libero_page.yaml

@@ -2,6 +2,7 @@ libero_page:
     pages:
         homepage:
             path: '/'
+            primary_listing: 'scholarly-articles/items'
         content:
             blog-articles:
                 path: '/blog/{id}'

config/packages/test/libero_page.yaml

@@ -2,6 +2,7 @@ libero_page:
     pages:
         homepage:
             path: '/'
+            primary_listing: 'search'
         content:
             blog-articles:
                 path: '/blog/{id}'

tests/WebTest.php

@@ -17,12 +17,56 @@ public function it_has_a_homepage() : void
     {
         $client = static::createClient();
 
+        self::mockApiResponse(
+            new Request(
+                'GET',
+                'http://localhost/search',
+                ['Accept' => 'application/xml']
+            ),
+            new Response(
+                200,
+                [],
+                <<<XML
+<?xml version="1.0" encoding="UTF-8"?>
+<item-list xmlns="http://libero.pub">
+    <item-ref id="article1" service="scholarly-articles"/>
+</item-list>
+XML
+            )
+        );
+
+        self::mockApiResponse(
+            new Request(
+                'GET',
+                'http://localhost/scholarly-articles/items/article1/versions/latest',
+                ['Accept' => 'application/xml']
+            ),
+            new Response(
+                200,
+                [],
+                <<<XML
+<?xml version="1.0" encoding="UTF-8"?>
+<item xmlns="http://libero.pub">
+    <meta>
+        <id>article1</id>
+        <service>scholarly-articles</service>
+    </meta>
+    <front xml:lang="en">
+        <id>article1</id>
+        <title>Scholarly article 1</title>
+    </front>
+</item>
+XML
+            )
+        );
+
         $crawler = $client->request('GET', '/');
         $response = $client->getResponse();
 
         $this->assertSame(200, $response->getStatusCode());
         $this->assertSame('text/html; charset=UTF-8', $response->headers->get('Content-Type'));
         $this->assertSame('Site Name', trim($crawler->filter('.content-header__title')->text()));
+        $this->assertSame('Scholarly article 1', trim($crawler->filter('.teaser__heading')->text()));
     }
 
     /**
@@ -45,8 +89,11 @@ public function it_shows_scholarly_articles(string $id) : void
                 <<<XML
 <?xml version="1.0" encoding="UTF-8"?>
 <item xmlns="http://libero.pub">
-    <front xml:lang="en">
+    <meta>
         <id>{$id}</id>
+        <service>scholarly-articles</service>
+    </meta>
+    <front xml:lang="en">
         <title>Scholarly article {$id}</title>
     </front>
 </item>
@@ -82,8 +129,11 @@ public function it_shows_blog_articles(string $id) : void
                 <<<XML
 <?xml version="1.0" encoding="UTF-8"?>
 <item xmlns="http://libero.pub">
+    <meta>
+        <id>{$id}</id>
+        <service>scholarly-articles</service>
+    </meta>
     <front xml:lang="en">
-        <id>${id}</id>
         <title>Blog article ${id}</title>
     </front>
 </item>

vendor-extra/JatsContentBundle/src/EventListener/BuildView/FrontArticleTitleTeaserListener.php

@@ -0,0 +1,60 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Libero\JatsContentBundle\EventListener\BuildView;
+
+use FluentDOM\DOM\Element;
+use Libero\ViewsBundle\Views\SimplifiedViewConverterListener;
+use Libero\ViewsBundle\Views\TemplateView;
+use Libero\ViewsBundle\Views\View;
+use Libero\ViewsBundle\Views\ViewConverter;
+use function Libero\ViewsBundle\array_has_key;
+
+final class FrontArticleTitleTeaserListener
+{
+    use SimplifiedViewConverterListener;
+
+    private $converter;
+
+    public function __construct(ViewConverter $converter)
+    {
+        $this->converter = $converter;
+    }
+
+    protected function handle(Element $object, TemplateView $view) : View
+    {
+        $heading = $object->ownerDocument->xpath()
+            ->firstOf(
+                'jats:article-meta/jats:title-group/jats:article-title',
+                $object
+            );
+
+        if (!$heading instanceof Element) {
+            return $view;
+        }
+
+        return $view
+            ->withArgument(
+                'heading',
+                $this->converter
+                    ->convert($heading, '@LiberoPatterns/heading.html.twig', $view->getContext())
+                    ->getArguments()
+            );
+    }
+
+    protected function canHandleTemplate(?string $template) : bool
+    {
+        return '@LiberoPatterns/teaser.html.twig' === $template;
+    }
+
+    protected function canHandleElement(string $element) : bool
+    {
+        return '{http://jats.nlm.nih.gov}front' === $element;
+    }
+
+    protected function canHandleArguments(array $arguments) : bool
+    {
+        return !array_has_key($arguments, 'heading');
+    }
+}

vendor-extra/JatsContentBundle/src/EventListener/BuildView/ItemTeaserListener.php

@@ -0,0 +1,71 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Libero\JatsContentBundle\EventListener\BuildView;
+
+use FluentDOM\DOM\Element;
+use Libero\ViewsBundle\Event\BuildViewEvent;
+use Libero\ViewsBundle\Views\TemplateView;
+use Libero\ViewsBundle\Views\View;
+use Libero\ViewsBundle\Views\ViewConverter;
+use function sprintf;
+
+final class ItemTeaserListener
+{
+    private $converter;
+
+    public function __construct(ViewConverter $converter)
+    {
+        $this->converter = $converter;
+    }
+
+    public function onBuildView(BuildViewEvent $event) : void
+    {
+        $object = $event->getObject();
+        $view = $event->getView();
+
+        if (!$view instanceof TemplateView || !$this->canHandleTemplate($view->getTemplate())) {
+            return;
+        }
+
+        if (!$this->canHandleElement(sprintf('{%s}%s', $object->namespaceURI, $object->localName))) {
+            return;
+        }
+
+        $handled = $this->handle($object, $view);
+
+        if (!$handled instanceof View) {
+            return;
+        }
+
+        $event->setView($handled);
+
+        $event->stopPropagation();
+    }
+
+    protected function handle(Element $object, TemplateView $view) : ?View
+    {
+        $front = $object->ownerDocument->xpath()
+            ->firstOf(
+                '/libero:item/jats:article/jats:front',
+                $object
+            );
+
+        if (!$front instanceof Element) {
+            return null;
+        }
+
+        return $this->converter->convert($front, $view->getTemplate(), $view->getContext());
+    }
+
+    protected function canHandleTemplate(?string $template) : bool
+    {
+        return '@LiberoPatterns/teaser.html.twig' === $template;
+    }
+
+    protected function canHandleElement(string $element) : bool
+    {
+        return '{http://libero.pub}item' === $element;
+    }
+}

vendor-extra/JatsContentBundle/src/Resources/config/services.xml

@@ -146,6 +146,18 @@
             <tag name="kernel.event_listener" event="libero.view.build" method="onBuildView"/>
         </service>
 
+        <service id="Libero\JatsContentBundle\EventListener\BuildView\ItemTeaserListener"
+            class="Libero\JatsContentBundle\EventListener\BuildView\ItemTeaserListener">
+            <argument type="service" id="Libero\ViewsBundle\Views\ViewConverter"/>
+            <tag name="kernel.event_listener" event="libero.view.build" method="onBuildView" priority="50"/>
+        </service>
+
+        <service id="Libero\JatsContentBundle\EventListener\BuildView\FrontArticleTitleTeaserListener"
+            class="Libero\JatsContentBundle\EventListener\BuildView\FrontArticleTitleTeaserListener">
+            <argument type="service" id="Libero\ViewsBundle\Views\ViewConverter"/>
+            <tag name="kernel.event_listener" event="libero.view.build" method="onBuildView"/>
+        </service>
+
         <service id="Libero\JatsContentBundle\EventListener\BuildView\SectionListener"
             class="Libero\JatsContentBundle\EventListener\BuildView\SectionListener">
             <argument type="service" id="Libero\ViewsBundle\Views\ViewConverter"/>