Add javascript version of “like” button.

[Sone.git] / src / main / java / net / pterodactylus / sone / web / ajax / UnlikePostAjaxPage.java

diff --git a/src/main/java/net/pterodactylus/sone/web/ajax/UnlikePostAjaxPage.java b/src/main/java/net/pterodactylus/sone/web/ajax/UnlikePostAjaxPage.java
new file mode 100644 (file)
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+++ b/src/main/java/net/pterodactylus/sone/web/ajax/UnlikePostAjaxPage.java
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+/*
+ * Sone - UnlikePostAjaxPage.java - Copyright © 2010 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 net.pterodactylus.sone.data.Post;
+import net.pterodactylus.sone.data.Sone;
+import net.pterodactylus.sone.web.WebInterface;
+import net.pterodactylus.util.json.JsonObject;
+
+/**
+ * AJAX page that lets the user unlike a {@link Post}.
+ *
+ * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
+ */
+public class UnlikePostAjaxPage extends JsonPage {
+
+       /**
+        * Creates a new “unlike post” AJAX page.
+        *
+        * @param webInterface
+        */
+       public UnlikePostAjaxPage(WebInterface webInterface) {
+               super("ajax/unlikePost.ajax", webInterface);
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       protected JsonObject createJsonObject(Request request) {
+               String postId = request.getHttpRequest().getParam("post", null);
+               if ((postId == null) || (postId.length() == 0)) {
+                       return new JsonObject().put("success", false).put("error", "invalid-post-id");
+               }
+               Sone currentSone = getCurrentSone(request.getToadletContext());
+               if (currentSone == null) {
+                       return new JsonObject().put("success", false).put("error", "auth-required");
+               }
+               currentSone.removeLikedPostId(postId);
+               return new JsonObject().put("success", true);
+       }
+
+}