Added like support for article comments

diff --git a/wcfsetup/install/files/lib/system/comment/manager/ArticleCommentManager.class.php b/wcfsetup/install/files/lib/system/comment/manager/ArticleCommentManager.class.php
index 623e3771cf64cb32c53241648a5a616bf1db2cd8..f8d126e912f424d54115c8530369d4fbbdd9a06c 100644 (file)
--- a/wcfsetup/install/files/lib/system/comment/manager/ArticleCommentManager.class.php
+++ b/wcfsetup/install/files/lib/system/comment/manager/ArticleCommentManager.class.php
@@ -1,7 +1,13 @@
 <?php
 namespace wcf\system\comment\manager;
+use wcf\data\article\ArticleList;
 use wcf\data\article\content\ArticleContent;
 use wcf\data\article\ArticleEditor;
+use wcf\data\comment\CommentList;
+use wcf\data\comment\response\CommentResponseList;
+use wcf\data\object\type\ObjectTypeCache;
+use wcf\system\cache\runtime\UserProfileRuntimeCache;
+use wcf\system\like\IViewableLikeProvider;
 use wcf\system\WCF;
 
 /**
@@ -12,7 +18,7 @@ use wcf\system\WCF;
  * @license    GNU Lesser General Public License <http://opensource.org/licenses/lgpl-license.php>
  * @package    WoltLabSuite\Core\System\Comment\Manager
  */
-class ArticleCommentManager extends AbstractCommentManager {
+class ArticleCommentManager extends AbstractCommentManager implements IViewableLikeProvider {
        /**
         * @inheritDoc
         */
@@ -81,9 +87,110 @@ class ArticleCommentManager extends AbstractCommentManager {
        /**
         * @inheritDoc
         */
-       public function supportsLike() {
-               // @todo
-               return false;
+       public function prepare(array $likes) {
+               $commentLikeObjectType = ObjectTypeCache::getInstance()->getObjectTypeByName('com.woltlab.wcf.like.likeableObject', 'com.woltlab.wcf.comment');
+               
+               $commentIDs = $responseIDs = [];
+               foreach ($likes as $like) {
+                       if ($like->objectTypeID == $commentLikeObjectType->objectTypeID) {
+                               $commentIDs[] = $like->objectID;
+                       }
+                       else {
+                               $responseIDs[] = $like->objectID;
+                       }
+               }
+               
+               // fetch response
+               $userIDs = $responses = [];
+               if (!empty($responseIDs)) {
+                       $responseList = new CommentResponseList();
+                       $responseList->setObjectIDs($responseIDs);
+                       $responseList->readObjects();
+                       $responses = $responseList->getObjects();
+                       
+                       foreach ($responses as $response) {
+                               $commentIDs[] = $response->commentID;
+                               if ($response->userID) {
+                                       $userIDs[] = $response->userID;
+                               }
+                       }
+               }
+               
+               // fetch comments
+               $commentList = new CommentList();
+               $commentList->setObjectIDs($commentIDs);
+               $commentList->readObjects();
+               $comments = $commentList->getObjects();
+               
+               // fetch users
+               $users = [];
+               $articleIDs = [];
+               foreach ($comments as $comment) {
+                       $articleIDs[] = $comment->objectID;
+                       if ($comment->userID) {
+                               $userIDs[] = $comment->userID;
+                       }
+               }
+               if (!empty($userIDs)) {
+                       $users = UserProfileRuntimeCache::getInstance()->getObjects(array_unique($userIDs));
+               }
+               
+               // fetch articles
+               $articles = [];
+               if (!empty($articleIDs)) {
+                       $articleList = new ArticleList();
+                       $articleList->setObjectIDs($articleIDs);
+                       $articleList->readObjects();
+                       $articles = $articleList->getObjects();
+               }
+               
+               // set message
+               foreach ($likes as $like) {
+                       if ($like->objectTypeID == $commentLikeObjectType->objectTypeID) {
+                               // comment like
+                               if (isset($comments[$like->objectID])) {
+                                       $comment = $comments[$like->objectID];
+                                       
+                                       if (isset($articles[$comment->objectID]) && $articles[$comment->objectID]->canRead()) {
+                                               $like->setIsAccessible();
+                                               
+                                               // short output
+                                               $text = WCF::getLanguage()->getDynamicVariable('wcf.like.title.com.woltlab.wcf.articleComment', [
+                                                       'commentAuthor' => $comment->userID ? $users[$comment->userID] : null,
+                                                       'article' => $articles[$comment->objectID],
+                                                       'like' => $like
+                                               ]);
+                                               $like->setTitle($text);
+                                               
+                                               // output
+                                               $like->setDescription($comment->getExcerpt());
+                                       }
+                               }
+                       }
+                       else {
+                               // response like
+                               if (isset($responses[$like->objectID])) {
+                                       $response = $responses[$like->objectID];
+                                       $comment = $comments[$response->commentID];
+                                       
+                                       if (isset($articles[$comment->objectID]) && $articles[$comment->objectID]->canRead()) {
+                                               $like->setIsAccessible();
+                                               
+                                               // short output
+                                               $text = WCF::getLanguage()->getDynamicVariable('wcf.like.title.com.woltlab.wcf.articleComment.response', [
+                                                       'responseAuthor' => $comment->userID ? $users[$response->userID] : null,
+                                                       'commentAuthor' => $comment->userID ? $users[$comment->userID] : null,
+                                                       'article' => $articles[$comment->objectID],
+                                                       'like' => $like
+                                               ]);
+                                               $like->setTitle($text);
+                                               
+                                               // output
+                                               $like->setDescription($response->getExcerpt());
+                                       }
+                               }
+                       }
+               }
        }
        
        /**