From 7b0c5bf19f9038f195285ecaa091b3e882164b15 Mon Sep 17 00:00:00 2001
From: Alexander Ebert <ebert@woltlab.com>
Date: Mon, 15 Jul 2019 18:17:40 +0200
Subject: [PATCH] Removed the legacy option to enable dislikes

See #2975
---
 com.woltlab.wcf/option.xml                        | 15 ++-------------
 com.woltlab.wcf/templates/article.tpl             |  4 ++--
 com.woltlab.wcf/templates/commentList.tpl         |  2 +-
 com.woltlab.wcf/templates/commentResponseList.tpl |  2 +-
 constants.php                                     |  4 ++--
 .../update-com.woltlab.wcf_3.2_reactionUpdate.php |  1 -
 .../files/lib/data/like/LikeAction.class.php      |  9 +++------
 .../lib/data/reaction/ReactionAction.class.php    |  2 +-
 wcfsetup/install/files/lib/system/WCF.class.php   |  7 ++++++-
 wcfsetup/install/lang/de.xml                      |  2 --
 wcfsetup/install/lang/en.xml                      |  2 --
 11 files changed, 18 insertions(+), 32 deletions(-)

diff --git a/com.woltlab.wcf/option.xml b/com.woltlab.wcf/option.xml
index aecc4a5530..5b1cbe6d9f 100644
--- a/com.woltlab.wcf/option.xml
+++ b/com.woltlab.wcf/option.xml
@@ -1464,19 +1464,6 @@ DESC:wcf.global.sortOrder.descending</selectoptions>
 				<suffix>days</suffix>
 			</option>
 			<!-- /user.cleanup -->
-			<option name="like_allow_for_own_content">
-				<categoryname>message.general.likes</categoryname>
-				<optiontype>boolean</optiontype>
-				<defaultvalue>0</defaultvalue>
-				<options>module_like</options>
-			</option>
-			<option name="like_enable_dislike">
-				<categoryname>message.general.likes</categoryname>
-				<optiontype>boolean</optiontype>
-				<defaultvalue>0</defaultvalue>
-				<options>module_like</options>
-				<hidden>1</hidden>
-			</option>
 			<option name="like_show_summary">
 				<categoryname>message.general.likes</categoryname>
 				<optiontype>boolean</optiontype>
@@ -1765,6 +1752,8 @@ DESC:wcf.global.sortOrder.descending</selectoptions>
 	</import>
 	<delete>
 		<option name="attachment_storage" />
+		<option name="like_allow_for_own_content" />
+		<option name="like_enable_dislike" />
 		<option name="module_attachment"/>
 	</delete>
 </data>
diff --git a/com.woltlab.wcf/templates/article.tpl b/com.woltlab.wcf/templates/article.tpl
index 4b317e87e8..1b07701025 100644
--- a/com.woltlab.wcf/templates/article.tpl
+++ b/com.woltlab.wcf/templates/article.tpl
@@ -171,7 +171,7 @@
 			
 			<div class="col-xs-12 col-md-6 col-md{if !(MODULE_LIKE && ARTICLE_ENABLE_LIKE && $__wcf->session->getPermission('user.like.canViewLike'))} col-md-offset-6{/if}">
 				<ul class="articleLikeButtons buttonGroup">
-					{if MODULE_LIKE && ARTICLE_ENABLE_LIKE && $__wcf->session->getPermission('user.like.canLike') && (LIKE_ALLOW_FOR_OWN_CONTENT || $article->userID != $__wcf->user->userID)}
+					{if MODULE_LIKE && ARTICLE_ENABLE_LIKE && $__wcf->session->getPermission('user.like.canLike') && $article->userID != $__wcf->user->userID}
 						<li class="jsOnly"><span class="button reactButton{if $articleLikeData[$article->articleID]|isset && $articleLikeData[$article->articleID]->reactionTypeID} active{/if}" title="{lang}wcf.reactions.react{/lang}" data-reaction-type-id="{if $articleLikeData[$article->articleID]|isset && $articleLikeData[$article->articleID]->reactionTypeID}{$articleLikeData[$article->articleID]->reactionTypeID}{else}0{/if}"><span class="icon icon16 fa-smile-o"></span> <span class="invisible">{lang}wcf.reactions.react{/lang}</span></span></li>
 					{/if}
 					{if $__wcf->session->getPermission('user.profile.canReportContent')}
@@ -348,7 +348,7 @@
 			new UiReactionHandler('com.woltlab.wcf.likeableArticle', {
 				// permissions
 				canReact: {if $__wcf->getUser()->userID}true{else}false{/if},
-				canReactToOwnContent: {if LIKE_ALLOW_FOR_OWN_CONTENT}true{else}false{/if},
+				canReactToOwnContent: false,
 				canViewReactions: {if LIKE_SHOW_SUMMARY}true{else}false{/if},
 				
 				// selectors
diff --git a/com.woltlab.wcf/templates/commentList.tpl b/com.woltlab.wcf/templates/commentList.tpl
index 0944a0683b..a062f7e8ae 100644
--- a/com.woltlab.wcf/templates/commentList.tpl
+++ b/com.woltlab.wcf/templates/commentList.tpl
@@ -55,7 +55,7 @@
 									<li class="jsReportCommentComment jsOnly" data-object-id="{@$comment->commentID}"><a href="#" title="{lang}wcf.moderation.report.reportContent{/lang}" class="jsTooltip"><span class="icon icon16 fa-exclamation-triangle"></span> <span class="invisible">{lang}wcf.moderation.report.reportContent{/lang}</span></a></li>
 								{/if}
 								
-								{if MODULE_LIKE && $__wcf->session->getPermission('user.like.canLike') && (LIKE_ALLOW_FOR_OWN_CONTENT || $comment->userID != $__wcf->user->userID)}
+								{if MODULE_LIKE && $__wcf->session->getPermission('user.like.canLike') && $comment->userID != $__wcf->user->userID}
 									<li class="jsOnly"><a href="#" class="reactButton jsTooltip {if $likeData[comment][$comment->commentID]|isset && $likeData[comment][$comment->commentID]->reactionTypeID} active{/if}" title="{lang}wcf.reactions.react{/lang}" data-reaction-type-id="{if $likeData[comment][$comment->commentID]|isset && $likeData[comment][$comment->commentID]->reactionTypeID}{$likeData[comment][$comment->commentID]->reactionTypeID}{else}0{/if}"><span class="icon icon16 fa-smile-o"></span> <span class="invisible">{lang}wcf.reactions.react{/lang}</span></a></li>
 								{/if}
 								
diff --git a/com.woltlab.wcf/templates/commentResponseList.tpl b/com.woltlab.wcf/templates/commentResponseList.tpl
index 29c00e05ce..d2803b3b79 100644
--- a/com.woltlab.wcf/templates/commentResponseList.tpl
+++ b/com.woltlab.wcf/templates/commentResponseList.tpl
@@ -48,7 +48,7 @@
 								<li class="jsReportCommentResponse jsOnly" data-object-id="{@$response->responseID}"><a href="#" title="{lang}wcf.moderation.report.reportContent{/lang}" class="jsTooltip"><span class="icon icon16 fa-exclamation-triangle"></span> <span class="invisible">{lang}wcf.moderation.report.reportContent{/lang}</span></a></li>
 							{/if}
 							
-							{if MODULE_LIKE && $__wcf->session->getPermission('user.like.canLike') && (LIKE_ALLOW_FOR_OWN_CONTENT || $response->userID != $__wcf->user->userID)}<li class="jsOnly"><a href="#" class="reactButton jsTooltip {if $likeData[response][$response->responseID]|isset && $likeData[response][$response->responseID]->reactionTypeID} active{/if}" title="{lang}wcf.reactions.react{/lang}" data-reaction-type-id="{if $likeData[response][$response->responseID]|isset && $likeData[response][$response->responseID]->reactionTypeID}{$likeData[response][$response->responseID]->reactionTypeID}{else}0{/if}"><span class="icon icon16 fa-smile-o"></span> <span class="invisible">{lang}wcf.reactions.react{/lang}</span></a></li>{/if}
+							{if MODULE_LIKE && $__wcf->session->getPermission('user.like.canLike') && $response->userID != $__wcf->user->userID}<li class="jsOnly"><a href="#" class="reactButton jsTooltip {if $likeData[response][$response->responseID]|isset && $likeData[response][$response->responseID]->reactionTypeID} active{/if}" title="{lang}wcf.reactions.react{/lang}" data-reaction-type-id="{if $likeData[response][$response->responseID]|isset && $likeData[response][$response->responseID]->reactionTypeID}{$likeData[response][$response->responseID]->reactionTypeID}{else}0{/if}"><span class="icon icon16 fa-smile-o"></span> <span class="invisible">{lang}wcf.reactions.react{/lang}</span></a></li>{/if}
 							
 							{event name='commentOptions'}
 						</ul>
diff --git a/constants.php b/constants.php
index ee4f6be08e..2cec032073 100644
--- a/constants.php
+++ b/constants.php
@@ -186,8 +186,8 @@ define('USERS_ONLINE_RECORD_TIME', 0);
 define('USER_CLEANUP_NOTIFICATION_LIFETIME', 14);
 define('USER_CLEANUP_ACTIVITY_EVENT_LIFETIME', 60);
 define('USER_CLEANUP_PROFILE_VISITOR_LIFETIME', 60);
-define('LIKE_ALLOW_FOR_OWN_CONTENT', 1);
-define('LIKE_ENABLE_DISLIKE', 1);
+define('LIKE_ALLOW_FOR_OWN_CONTENT', 0);
+define('LIKE_ENABLE_DISLIKE', 0);
 define('LIKE_SHOW_SUMMARY', 1);
 define('MESSAGE_SIDEBAR_ENABLE_ONLINE_STATUS', 1);
 define('MESSAGE_SIDEBAR_ENABLE_LIKES_RECEIVED', 1);
diff --git a/wcfsetup/install/files/acp/update-com.woltlab.wcf_3.2_reactionUpdate.php b/wcfsetup/install/files/acp/update-com.woltlab.wcf_3.2_reactionUpdate.php
index 915ea28149..1b535daace 100644
--- a/wcfsetup/install/files/acp/update-com.woltlab.wcf_3.2_reactionUpdate.php
+++ b/wcfsetup/install/files/acp/update-com.woltlab.wcf_3.2_reactionUpdate.php
@@ -18,7 +18,6 @@ use wcf\system\WCF;
 
 OptionEditor::import([
 	'like_show_summary' => 1,
-	'like_enable_dislike' => 0
 ]);
 
 try {
diff --git a/wcfsetup/install/files/lib/data/like/LikeAction.class.php b/wcfsetup/install/files/lib/data/like/LikeAction.class.php
index f230973d39..0326922d0c 100644
--- a/wcfsetup/install/files/lib/data/like/LikeAction.class.php
+++ b/wcfsetup/install/files/lib/data/like/LikeAction.class.php
@@ -124,7 +124,7 @@ class LikeAction extends AbstractDatabaseObjectAction implements IGroupedUserLis
 		// check if liking own content but forbidden by configuration
 		$this->likeableObject = $this->objectTypeProvider->getObjectByID($this->parameters['data']['objectID']);
 		$this->likeableObject->setObjectType($this->objectType);
-		if (!LIKE_ALLOW_FOR_OWN_CONTENT && ($this->likeableObject->getUserID() == WCF::getUser()->userID)) {
+		if ($this->likeableObject->getUserID() == WCF::getUser()->userID) {
 			throw new PermissionDeniedException();
 		}
 	}
@@ -140,11 +140,8 @@ class LikeAction extends AbstractDatabaseObjectAction implements IGroupedUserLis
 	 * @inheritDoc
 	 */
 	public function validateDislike() {
-		if (!LIKE_ENABLE_DISLIKE) {
-			throw new PermissionDeniedException();
-		}
-		
-		$this->validateLike();
+		// No longer supported since 5.2.
+		throw new PermissionDeniedException();
 	}
 	
 	/**
diff --git a/wcfsetup/install/files/lib/data/reaction/ReactionAction.class.php b/wcfsetup/install/files/lib/data/reaction/ReactionAction.class.php
index 4d729ec359..f7e65cbe53 100644
--- a/wcfsetup/install/files/lib/data/reaction/ReactionAction.class.php
+++ b/wcfsetup/install/files/lib/data/reaction/ReactionAction.class.php
@@ -194,7 +194,7 @@ class ReactionAction extends AbstractDatabaseObjectAction {
 		// check if liking own content but forbidden by configuration
 		$this->likeableObject = $this->objectTypeProvider->getObjectByID($this->parameters['data']['objectID']);
 		$this->likeableObject->setObjectType($this->objectType);
-		if (!LIKE_ALLOW_FOR_OWN_CONTENT && ($this->likeableObject->getUserID() == WCF::getUser()->userID)) {
+		if ($this->likeableObject->getUserID() == WCF::getUser()->userID) {
 			throw new PermissionDeniedException();
 		}
 		
diff --git a/wcfsetup/install/files/lib/system/WCF.class.php b/wcfsetup/install/files/lib/system/WCF.class.php
index bf3fb73ba1..86607f2ad5 100644
--- a/wcfsetup/install/files/lib/system/WCF.class.php
+++ b/wcfsetup/install/files/lib/system/WCF.class.php
@@ -356,10 +356,15 @@ class WCF {
 	 * Loads the options file, automatically created if not exists.
 	 */
 	protected function loadOptions() {
-		// the attachment module is always enabled since 5.2
+		// The attachment module is always enabled since 5.2.
 		// https://github.com/WoltLab/WCF/issues/2531
 		define('MODULE_ATTACHMENT', 1);
 		
+		// Users cannot react to their own content since 5.2.
+		// https://github.com/WoltLab/WCF/issues/2975
+		define('LIKE_ALLOW_FOR_OWN_CONTENT', 0);
+		define('LIKE_ENABLE_DISLIKE', 0);
+		
 		$filename = WCF_DIR.'options.inc.php';
 		
 		// create options file if doesn't exist
diff --git a/wcfsetup/install/lang/de.xml b/wcfsetup/install/lang/de.xml
index 41b271a4da..c5d62f80ad 100644
--- a/wcfsetup/install/lang/de.xml
+++ b/wcfsetup/install/lang/de.xml
@@ -1507,8 +1507,6 @@ Das Fehlerprotokoll enthält {$data[count]} neue Einträge. Die ersten drei, in
 		<item name="wcf.acp.option.user_cleanup_profile_visitor_lifetime.description"><![CDATA[Zeitraum nach dem Profil-Besucher automatisch verworfen werden.]]></item>
 		<item name="wcf.acp.option.category.message.general.likes"><![CDATA[Reaktions-System]]></item>
 		<item name="wcf.acp.option.module_like"><![CDATA[Reaktions-System]]></item>
-		<item name="wcf.acp.option.like_allow_for_own_content"><![CDATA[Benutzer können auf eigene Inhalte reagieren]]></item>
-		<item name="wcf.acp.option.like_enable_dislike"><![CDATA[Benutzer können Inhalte disliken]]></item>
 		<item name="wcf.acp.option.like_show_summary"><![CDATA[Zusammenfassung anzeigen]]></item>
 		<item name="wcf.acp.option.module_user_profile_wall"><![CDATA[Benutzerprofil-Pinnwand]]></item>
 		<item name="wcf.acp.option.category.message.sidebar"><![CDATA[Seitenleiste]]></item>
diff --git a/wcfsetup/install/lang/en.xml b/wcfsetup/install/lang/en.xml
index 9f060d5ed8..d67517785a 100644
--- a/wcfsetup/install/lang/en.xml
+++ b/wcfsetup/install/lang/en.xml
@@ -1487,8 +1487,6 @@ This protocol file contains {$data[count]} new entries. The first three error me
 		<item name="wcf.acp.option.user_cleanup_profile_visitor_lifetime.description"><![CDATA[Profile visitors will be removed after the following days.]]></item>
 		<item name="wcf.acp.option.category.message.general.likes"><![CDATA[Likes System]]></item>
 		<item name="wcf.acp.option.module_like"><![CDATA[Likes system]]></item>
-		<item name="wcf.acp.option.like_allow_for_own_content"><![CDATA[Users can react to their own content]]></item>
-		<item name="wcf.acp.option.like_enable_dislike"><![CDATA[Users can dislike content]]></item>
 		<item name="wcf.acp.option.like_show_summary"><![CDATA[Display likes summary]]></item>
 		<item name="wcf.acp.option.module_user_profile_wall"><![CDATA[User profile wall]]></item>
 		<item name="wcf.acp.option.category.message.sidebar"><![CDATA[Sidebar]]></item>
-- 
2.20.1