rel #20851 : Add Article image in meta og:image for facebook share.

VERSIONS_STABLE/hotline#20851_facebook_article_share

+ticket 20851: Améliore le contenu partagé à facebook des articles.

library/Class/Article.php

@@ -917,6 +917,18 @@ class Class_Article extends Storm_Model_Abstract {
 		return '';
 	}
 
+
+	public function getFirstImageAbsoluteURL() {
+		if(!$url = $this->getFirstImageURL())
+			return '';
+
+		if (filter_var($url, FILTER_VALIDATE_URL) === FALSE)
+			$url =  Class_Url::absolute($url);
+
+		return $url;
+	}
+
+
 	/**
 	 * @param int $value
 	 * @return Class_Article

library/Class/ScriptLoader.php

@@ -743,6 +743,7 @@ class Class_ScriptLoader {
 
 	public function addCmsMeta($article) {
 		$this->_metas[] = '<meta property="og:title" content="' .  $article->getTitre() . '" />';
+		$this->_metas[] = '<meta property="og:image" content="' .  $article->getFirstImageAbsoluteURL() . '" />';
 		$this->_metas[] = '<meta property="og:description" content="' .  strip_tags($article->getSummary()) . '" />';
 		return $this;
 	}

tests/application/modules/opac/controllers/CmsControllerTest.php

@@ -33,12 +33,11 @@ class CmsControllerRssNoProfileTest extends AbstractControllerTestCase {
 		$this->dispatch('cms/rss');
 	}
 
+
 	/** @test */
 	public function titleShouldBeFluxIndisponible() {
 		$this->assertXPathContentContains('//channel/title', 'Flux indisponible');
-
 	}
-
 }
 
 
@@ -762,7 +761,7 @@ abstract class CmsControllerWithFeteDeLaFriteTestCase extends AbstractController
 		$article= $this->fixture('Class_Article',
 														 ['id' =>224,
 															'titre' => 'La fête de la frite',
-															'contenu' => '<div>Une fête appétissante</div>',
+															'contenu' => '<div><img src="userfiles/image/foo.jpg" /><p>Une fête appétissante</p></div>',
 															'events_debut' => '2011-09-03 12:00',
 															'events_fin' => '2011-10-05 16:00',
 															'tags' => 'Tout public;Concert',
@@ -805,6 +804,12 @@ class CmsControllerViewNoticeMetasTest extends CmsControllerWithFeteDeLaFriteTes
 		$this->assertXPath('//meta[@property="og:description"][@content="Une fête appétissante"]');
 	}
 
+
+	/** @test */
+	public function pageShouldContainImageMeta() {
+		$this->assertXPath('//meta[@property="og:image"][@content="' . ROOT_URL . BASE_URL . '/userfiles/image/foo.jpg"]');
+	}
+
 }