Replace delete post ajax page with Kotlin version

diff --git a/src/main/java/net/pterodactylus/sone/web/ajax/DeletePostAjaxPage.java b/src/main/java/net/pterodactylus/sone/web/ajax/DeletePostAjaxPage.java
deleted file mode 100644 (file)
index cfc1415..0000000
--- a/src/main/java/net/pterodactylus/sone/web/ajax/DeletePostAjaxPage.java
+++ /dev/null
@@ -1,64 +0,0 @@
-/*
- * Sone - DeletePostAjaxPage.java - Copyright © 2010–2016 David Roden
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-package net.pterodactylus.sone.web.ajax;
-
-import com.google.common.base.Optional;
-
-import net.pterodactylus.sone.data.Post;
-import net.pterodactylus.sone.web.WebInterface;
-import net.pterodactylus.sone.web.page.FreenetRequest;
-
-/**
- * This AJAX page deletes a post.
- *
- * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
- */
-public class DeletePostAjaxPage extends JsonPage {
-
-       /**
-        * Creates a new AJAX page that deletes a post.
-        *
-        * @param webInterface
-        *            The Sone web interface
-        */
-       public DeletePostAjaxPage(WebInterface webInterface) {
-               super("deletePost.ajax", webInterface);
-       }
-
-       //
-       // JSONPAGE METHODS
-       //
-
-       /**
-        * {@inheritDoc}
-        */
-       @Override
-       protected JsonReturnObject createJsonObject(FreenetRequest request) {
-               String postId = request.getHttpRequest().getParam("post");
-               Optional<Post> post = webInterface.getCore().getPost(postId);
-               if (!post.isPresent()) {
-                       return createErrorJsonObject("invalid-post-id");
-               }
-               if (!post.get().getSone().isLocal()) {
-                       return createErrorJsonObject("not-authorized");
-               }
-               webInterface.getCore().deletePost(post.get());
-               return createSuccessJsonObject();
-       }
-
-}

diff --git a/src/main/kotlin/net/pterodactylus/sone/web/ajax/DeletePostAjaxPage.kt b/src/main/kotlin/net/pterodactylus/sone/web/ajax/DeletePostAjaxPage.kt
new file mode 100644 (file)
index 0000000..4d82063
--- /dev/null
+++ b/src/main/kotlin/net/pterodactylus/sone/web/ajax/DeletePostAjaxPage.kt
@@ -0,0 +1,25 @@
+package net.pterodactylus.sone.web.ajax
+
+import net.pterodactylus.sone.utils.ifTrue
+import net.pterodactylus.sone.utils.let
+import net.pterodactylus.sone.utils.parameters
+import net.pterodactylus.sone.web.WebInterface
+import net.pterodactylus.sone.web.page.FreenetRequest
+
+/**
+ * This AJAX page deletes a post.
+ */
+class DeletePostAjaxPage(webInterface: WebInterface) : JsonPage("deletePost.ajax", webInterface) {
+
+       override fun createJsonObject(request: FreenetRequest) =
+                       request.parameters["post"]
+                                       .let(webInterface.core::getPost)
+                                       ?.let { post ->
+                                               post.sone.isLocal.ifTrue {
+                                                       createSuccessJsonObject().also {
+                                                               webInterface.core.deletePost(post)
+                                                       }
+                                               } ?: createErrorJsonObject("not-authorized")
+                                       } ?: createErrorJsonObject("invalid-post-id")
+
+}