Replace view Sone page with Kotlin version

diff --git a/src/main/java/net/pterodactylus/sone/web/pages/ViewSonePage.java b/src/main/java/net/pterodactylus/sone/web/pages/ViewSonePage.java
deleted file mode 100644 (file)
index f540ba2..0000000
--- a/src/main/java/net/pterodactylus/sone/web/pages/ViewSonePage.java
+++ /dev/null
@@ -1,132 +0,0 @@
-/*
- * Sone - ViewSonePage.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.pages;
-
-import static net.pterodactylus.sone.utils.NumberParsers.parseInt;
-
-import java.net.URI;
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.Comparator;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-
-import net.pterodactylus.sone.data.Post;
-import net.pterodactylus.sone.data.PostReply;
-import net.pterodactylus.sone.data.Sone;
-import net.pterodactylus.sone.template.SoneAccessor;
-import net.pterodactylus.sone.utils.Pagination;
-import net.pterodactylus.sone.web.WebInterface;
-import net.pterodactylus.sone.web.page.FreenetRequest;
-import net.pterodactylus.util.template.Template;
-import net.pterodactylus.util.template.TemplateContext;
-
-import com.google.common.base.Optional;
-
-/**
- * Lets the user browser another Sone.
- *
- * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
- */
-public class ViewSonePage extends SoneTemplatePage {
-
-       /**
-        * Creates a new “view Sone” page.
-        *
-        * @param template
-        *            The template to render
-        * @param webInterface
-        *            The Sone web interface
-        */
-       public ViewSonePage(Template template, WebInterface webInterface) {
-               super("viewSone.html", template, webInterface, false);
-       }
-
-       //
-       // TEMPLATEPAGE METHODS
-       //
-
-       /**
-        * {@inheritDoc}
-        */
-       @Override
-       protected String getPageTitle(FreenetRequest request) {
-               String soneId = request.getHttpRequest().getParam("sone");
-               Optional<Sone> sone = webInterface.getCore().getSone(soneId);
-               if (sone.isPresent()) {
-                       String soneName = SoneAccessor.getNiceName(sone.get());
-                       return soneName + " - " + webInterface.getL10n().getString("Page.ViewSone.Title");
-               }
-               return webInterface.getL10n().getString("Page.ViewSone.Page.TitleWithoutSone");
-       }
-
-       /**
-        * {@inheritDoc}
-        */
-       @Override
-       protected void handleRequest(FreenetRequest request, TemplateContext templateContext) throws RedirectException {
-               String soneId = request.getHttpRequest().getParam("sone");
-               Optional<Sone> sone = webInterface.getCore().getSone(soneId);
-               templateContext.set("sone", sone.orNull());
-               templateContext.set("soneId", soneId);
-               if (!sone.isPresent()) {
-                       return;
-               }
-               List<Post> sonePosts = sone.get().getPosts();
-               sonePosts.addAll(webInterface.getCore().getDirectedPosts(sone.get().getId()));
-               Collections.sort(sonePosts, Post.NEWEST_FIRST);
-               Pagination<Post> postPagination = new Pagination<Post>(sonePosts, webInterface.getCore().getPreferences().getPostsPerPage());
-               postPagination.setPage(parseInt(request.getHttpRequest().getParam("postPage"), 0));
-               templateContext.set("postPagination", postPagination);
-               templateContext.set("posts", postPagination.getItems());
-               Set<PostReply> replies = sone.get().getReplies();
-               final Map<Post, List<PostReply>> repliedPosts = new HashMap<Post, List<PostReply>>();
-               for (PostReply reply : replies) {
-                       Optional<Post> post = reply.getPost();
-                       if (!post.isPresent() || repliedPosts.containsKey(post.get()) || sone.get().equals(post.get().getSone()) || (sone.get().getId().equals(post.get().getRecipientId().orNull()))) {
-                               continue;
-                       }
-                       repliedPosts.put(post.get(), webInterface.getCore().getReplies(post.get().getId()));
-               }
-               List<Post> posts = new ArrayList<Post>(repliedPosts.keySet());
-               Collections.sort(posts, new Comparator<Post>() {
-
-                       @Override
-                       public int compare(Post leftPost, Post rightPost) {
-                               return (int) Math.min(Integer.MAX_VALUE, Math.max(Integer.MIN_VALUE, repliedPosts.get(rightPost).get(0).getTime() - repliedPosts.get(leftPost).get(0).getTime()));
-                       }
-
-               });
-
-               Pagination<Post> repliedPostPagination = new Pagination<Post>(posts, webInterface.getCore().getPreferences().getPostsPerPage());
-               repliedPostPagination.setPage(parseInt(request.getHttpRequest().getParam("repliedPostPage"), 0));
-               templateContext.set("repliedPostPagination", repliedPostPagination);
-               templateContext.set("repliedPosts", repliedPostPagination.getItems());
-       }
-
-       /**
-        * {@inheritDoc}
-        */
-       @Override
-       public boolean isLinkExcepted(URI link) {
-               return true;
-       }
-
-}

diff --git a/src/main/kotlin/net/pterodactylus/sone/web/pages/ViewSonePage.kt b/src/main/kotlin/net/pterodactylus/sone/web/pages/ViewSonePage.kt
new file mode 100644 (file)
index 0000000..6903920
--- /dev/null
+++ b/src/main/kotlin/net/pterodactylus/sone/web/pages/ViewSonePage.kt
@@ -0,0 +1,58 @@
+package net.pterodactylus.sone.web.pages
+
+import net.pterodactylus.sone.data.Post
+import net.pterodactylus.sone.data.PostReply
+import net.pterodactylus.sone.template.SoneAccessor
+import net.pterodactylus.sone.utils.let
+import net.pterodactylus.sone.utils.mapPresent
+import net.pterodactylus.sone.utils.paginate
+import net.pterodactylus.sone.utils.parameters
+import net.pterodactylus.sone.web.WebInterface
+import net.pterodactylus.sone.web.page.FreenetRequest
+import net.pterodactylus.util.template.Template
+import net.pterodactylus.util.template.TemplateContext
+import java.net.URI
+
+/**
+ * Lets the user browser another Sone.
+ */
+class ViewSonePage(template: Template, webInterface: WebInterface):
+               SoneTemplatePage("viewSone.html", template, webInterface, false) {
+
+       override fun handleRequest(request: FreenetRequest, templateContext: TemplateContext) {
+               templateContext["soneId"] = request.parameters["sone"]
+               request.parameters["sone"].let(webInterface.core::getSone).let { sone ->
+                       templateContext["sone"] = sone
+                       val sonePosts = sone.posts
+                       val directedPosts = webInterface.core.getDirectedPosts(sone.id)
+                       (sonePosts + directedPosts)
+                                       .sortedByDescending(Post::getTime)
+                                       .paginate(webInterface.core.preferences.postsPerPage)
+                                       .apply { page = request.parameters["postPage"]?.toIntOrNull() ?: 0 }
+                                       .also {
+                                               templateContext["postPagination"] = it
+                                               templateContext["posts"] = it.items
+                                       }
+                       sone.replies
+                                       .mapPresent(PostReply::getPost)
+                                       .distinct()
+                                       .minus(sonePosts)
+                                       .minus(directedPosts)
+                                       .sortedByDescending { webInterface.core.getReplies(it.id).first().time }
+                                       .paginate(webInterface.core.preferences.postsPerPage)
+                                       .apply { page = request.parameters["repliedPostPage"]?.toIntOrNull() ?: 0 }
+                                       .also {
+                                               templateContext["repliedPostPagination"] = it
+                                               templateContext["repliedPosts"] = it.items
+                                       }
+               }
+       }
+
+       override fun isLinkExcepted(link: URI?) = true
+
+       public override fun getPageTitle(request: FreenetRequest): String =
+                       request.parameters["sone"].let(webInterface.core::getSone).let { sone ->
+                               "${SoneAccessor.getNiceName(sone)} - ${webInterface.l10n.getString("Page.ViewSone.Title")}"
+                       } ?: webInterface.l10n.getString("Page.ViewSone.Page.TitleWithoutSone")
+
+}