From 92f68068186114eb2e420406d5aa2f637a3c4fb2 Mon Sep 17 00:00:00 2001
From: Marcel Werk <burntime@woltlab.com>
Date: Wed, 8 Jun 2016 15:50:26 +0200
Subject: [PATCH] Added recent activity event for liked articles

---
 com.woltlab.wcf/objectType.xml                |  5 ++
 ...LikeableArticleUserActivityEvent.class.php | 57 +++++++++++++++++++
 wcfsetup/install/lang/de.xml                  | 12 ++++
 wcfsetup/install/lang/en.xml                  | 12 ++++
 4 files changed, 86 insertions(+)
 create mode 100644 wcfsetup/install/files/lib/system/user/activity/event/LikeableArticleUserActivityEvent.class.php

diff --git a/com.woltlab.wcf/objectType.xml b/com.woltlab.wcf/objectType.xml
index e82d5c7de5..f2cd197e12 100644
--- a/com.woltlab.wcf/objectType.xml
+++ b/com.woltlab.wcf/objectType.xml
@@ -39,6 +39,11 @@
 			<definitionname>com.woltlab.wcf.like.likeableObject</definitionname>
 			<classname>wcf\data\article\LikeableArticleProvider</classname>
 		</type>
+		<type>
+			<name>com.woltlab.wcf.likeableArticle.recentActivityEvent</name>
+			<definitionname>com.woltlab.wcf.user.recentActivityEvent</definitionname>
+			<classname>wcf\system\user\activity\event\LikeableArticleUserActivityEvent</classname>
+		</type>
 		<type>
 			<name>com.woltlab.wcf.article</name>
 			<definitionname>com.woltlab.wcf.searchableObjectType</definitionname>
diff --git a/wcfsetup/install/files/lib/system/user/activity/event/LikeableArticleUserActivityEvent.class.php b/wcfsetup/install/files/lib/system/user/activity/event/LikeableArticleUserActivityEvent.class.php
new file mode 100644
index 0000000000..7fc82bff24
--- /dev/null
+++ b/wcfsetup/install/files/lib/system/user/activity/event/LikeableArticleUserActivityEvent.class.php
@@ -0,0 +1,57 @@
+<?php
+namespace wcf\system\user\activity\event;
+use wcf\data\article\ViewableArticleList;
+use wcf\system\SingletonFactory;
+use wcf\system\WCF;
+
+/**
+ * User activity event implementation for liked cms articles.
+ *
+ * @author	Marcel Werk
+ * @copyright	2001-2016 WoltLab GmbH
+ * @license	GNU Lesser General Public License <http://opensource.org/licenses/lgpl-license.php>
+ * @package	com.woltlab.wcf
+ * @subpackage	system.user.activity.event
+ * @category	Community Framework
+ * @since       2.2
+ */
+class LikeableArticleUserActivityEvent extends SingletonFactory implements IUserActivityEvent {
+	/**
+	 * @inheritDoc
+	 */
+	public function prepare(array $events) {
+		$articleIDs = [];
+		foreach ($events as $event) {
+			$articleIDs[] = $event->objectID;
+		}
+		
+		// fetch articles
+		$articleList = new ViewableArticleList();
+		$articleList->setObjectIDs($articleIDs);
+		$articleList->readObjects();
+		$articles = $articleList->getObjects();
+		
+		// set message
+		foreach ($events as $event) {
+			if (isset($articles[$event->objectID])) {
+				$article = $articles[$event->objectID];
+				
+				// check permissions
+				if (!$article->canRead()) {
+					continue;
+				}
+				$event->setIsAccessible();
+				
+				// short output
+				$text = WCF::getLanguage()->getDynamicVariable('wcf.article.recentActivity.likedArticle', ['article' => $article]);
+				$event->setTitle($text);
+				
+				// output
+				$event->setDescription($article->getTeaser());
+			}
+			else {
+				$event->setIsOrphaned();
+			}
+		}
+	}
+}
diff --git a/wcfsetup/install/lang/de.xml b/wcfsetup/install/lang/de.xml
index 149a616568..370076461e 100644
--- a/wcfsetup/install/lang/de.xml
+++ b/wcfsetup/install/lang/de.xml
@@ -1733,6 +1733,17 @@ Sie können jetzt den vollen Funktionsumfang der Seite nutzen.]]></item>
 		<item name="wcf.ajax.error.sessionExpired"><![CDATA[Ihre Sitzung ist abgelaufen, bitte melden Sie sich erneut an.]]></item>
 	</category>
 	
+	<category name="wcf.article">
+		<item name="wcf.article.comments"><![CDATA[Kommentare]]></item>
+		<item name="wcf.article.nextArticle"><![CDATA[Nächster Artikel]]></item>
+		<item name="wcf.article.previousArticle"><![CDATA[Vorheriger Artikel]]></item>
+		<item name="wcf.article.relatedArticles"><![CDATA[Verwandte Artikel]]></item>
+		<item name="wcf.article.aboutAuthor"><![CDATA[Über den Autor]]></item>
+		<item name="wcf.article.articleComments"><![CDATA[{#$article->comments} Kommentar{if $article->comments != 1}e{/if}]]></item>
+		<item name="wcf.article.articleViews"><![CDATA[{#$article->views} mal gelesen]]></item>
+		<item name="wcf.article.recentActivity.likedArticle"><![CDATA[Mag den Artikel <a href="{$article->getLink()}">{$article->getTitle()}</a>.]]></item>
+	</category>
+	
 	<category name="wcf.attachment">
 		<item name="wcf.attachment.file.info"><![CDATA[({@$attachment->filesize|filesize}, <b>{#$attachment->downloads}</b> mal heruntergeladen{if $attachment->downloads > 0}, zuletzt: {@$attachment->lastDownloadTime|time}{/if})]]></item>
 		<item name="wcf.attachment.image.info"><![CDATA[{@$attachment->filesize|filesize}, {#$attachment->width}×{#$attachment->height}, {#$attachment->downloads} mal angesehen]]></item>
@@ -2956,6 +2967,7 @@ Sollten Sie sich nicht auf der Website: {@PAGE_TITLE|language} angemeldet haben,
 		<item name="wcf.user.recentActivity.com.woltlab.wcf.user.recentActivityEvent.follow"><![CDATA[Folgen]]></item>
 		<item name="wcf.user.recentActivity.com.woltlab.wcf.user.profileComment.recentActivityEvent"><![CDATA[Pinnwand-Kommentar]]></item>
 		<item name="wcf.user.recentActivity.com.woltlab.wcf.user.profileComment.response.recentActivityEvent"><![CDATA[Pinnwand-Antwort]]></item>
+		<item name="wcf.user.recentActivity.com.woltlab.wcf.likeableArticle.recentActivityEvent"><![CDATA[Like (Artikel)]]></item>
 		<item name="wcf.user.recentActivity.scope.all"><![CDATA[Aktivitäten aller Benutzer]]></item>
 		<item name="wcf.user.recentActivity.scope.followedUsers"><![CDATA[Aktivitäten von Benutzern, denen Sie folgen]]></item>
 	</category>
diff --git a/wcfsetup/install/lang/en.xml b/wcfsetup/install/lang/en.xml
index c6dd700b31..c2c80ec3cc 100644
--- a/wcfsetup/install/lang/en.xml
+++ b/wcfsetup/install/lang/en.xml
@@ -1740,6 +1740,17 @@ You can now fully access the website.]]></item>
 		<item name="wcf.ajax.error.sessionExpired"><![CDATA[Your session expired, please login again.]]></item>
 	</category>
 	
+	<category name="wcf.article">
+		<item name="wcf.article.comments"><![CDATA[Comments]]></item>
+		<item name="wcf.article.nextArticle"><![CDATA[Next Article]]></item>
+		<item name="wcf.article.previousArticle"><![CDATA[Previous Article]]></item>
+		<item name="wcf.article.relatedArticles"><![CDATA[Related Articles]]></item>
+		<item name="wcf.article.aboutAuthor"><![CDATA[About the Author]]></item>
+		<item name="wcf.article.articleComments"><![CDATA[{#$article->comments} Comment{if $article->comments != 1}s{/if}]]></item>
+		<item name="wcf.article.articleViews"><![CDATA[{#$article->views} View{if $article->views != 1}s{/if}]]></item>
+		<item name="wcf.article.recentActivity.likedArticle"><![CDATA[Liked the article <a href="{$article->getLink()}">{$article->getTitle()}</a>.]]></item>
+	</category>
+	
 	<category name="wcf.attachment">
 		<item name="wcf.attachment.file.info"><![CDATA[({@$attachment->filesize|filesize}, downloaded <b>{#$attachment->downloads}</b> times{if $attachment->downloads > 0}, last: {@$attachment->lastDownloadTime|time}{/if})]]></item>
 		<item name="wcf.attachment.image.info"><![CDATA[{@$attachment->filesize|filesize}, {#$attachment->width}×{#$attachment->height}, viewed {#$attachment->downloads} times]]></item>
@@ -2989,6 +3000,7 @@ You can safely ignore this email if you did not register with the website: {@PAG
 		<item name="wcf.user.recentActivity.com.woltlab.wcf.user.recentActivityEvent.follow"><![CDATA[Follow]]></item>
 		<item name="wcf.user.recentActivity.com.woltlab.wcf.user.profileComment.recentActivityEvent"><![CDATA[Wall Comment]]></item>
 		<item name="wcf.user.recentActivity.com.woltlab.wcf.user.profileComment.response.recentActivityEvent"><![CDATA[Wall Reply]]></item>
+		<item name="wcf.user.recentActivity.com.woltlab.wcf.likeableArticle.recentActivityEvent"><![CDATA[Like (Article)]]></item>
 		<item name="wcf.user.recentActivity.scope.all"><![CDATA[All Activities]]></item>
 		<item name="wcf.user.recentActivity.scope.followedUsers"><![CDATA[Filter by Followed Users]]></item>
 	</category>
-- 
2.20.1