发布文章到 Rhythm 接口地址变更

https://github.com/b3log/b3log-rhythm/issues/2

core/src/main/java/org/b3log/solo/SoloServletListener.java

@@ -41,6 +41,7 @@ import org.b3log.solo.event.ping.AddArticleGoogleBlogSearchPinger;
 import org.b3log.solo.event.ping.UpdateArticleGoogleBlogSearchPinger;
 import org.b3log.solo.event.plugin.PluginRefresher;
 import org.b3log.solo.event.rhythm.ArticleSender;
+import org.b3log.solo.event.rhythm.ArticleUpdater;
 import org.b3log.solo.event.symphony.CommentSender;
 import org.b3log.solo.model.Preference;
 import org.b3log.solo.model.Skin;
@@ -56,7 +57,7 @@ import org.json.JSONObject;
  * B3log Solo servlet listener.
  *
  * @author <a href="mailto:DL88250@gmail.com">Liang Ding</a>
- * @version 1.0.8.7, Feb 25, 2013
+ * @version 1.0.9.7, Mar 19, 2013
  * @since 0.3.1
  */
 public final class SoloServletListener extends AbstractServletListener {
@@ -247,6 +248,7 @@ public final class SoloServletListener extends AbstractServletListener {
             eventManager.registerListener(new ViewLoadEventHandler());
             // Sync
             eventManager.registerListener(new ArticleSender());
+            eventManager.registerListener(new ArticleUpdater());
             eventManager.registerListener(new CommentSender());
             // Cache
             eventManager.registerListener(new RemoveCacheListener());

core/src/main/java/org/b3log/solo/event/rhythm/ArticleUpdater.java

+/*
+ * Copyright (c) 2009, 2010, 2011, 2012, 2013, B3log Team
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.b3log.solo.event.rhythm;
+
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.util.Date;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+import org.b3log.latke.Keys;
+import org.b3log.latke.Latkes;
+import org.b3log.latke.event.AbstractEventListener;
+import org.b3log.latke.event.Event;
+import org.b3log.latke.event.EventException;
+import org.b3log.latke.servlet.HTTPRequestMethod;
+import org.b3log.latke.urlfetch.HTTPRequest;
+import org.b3log.latke.urlfetch.URLFetchService;
+import org.b3log.latke.urlfetch.URLFetchServiceFactory;
+import org.b3log.latke.util.Strings;
+import org.b3log.solo.SoloServletListener;
+import org.b3log.solo.event.EventTypes;
+import org.b3log.solo.model.Article;
+import org.b3log.solo.model.Common;
+import org.b3log.solo.model.Preference;
+import org.b3log.solo.service.PreferenceQueryService;
+import org.json.JSONObject;
+
+/**
+ * This listener is responsible for updating article to B3log Rhythm.
+ * 
+ * <p>
+ * The B3log Rhythm article update interface: http://rhythm.b3log.org/article (PUT).
+ * </p>
+ * 
+ * @author <a href="mailto:DL88250@gmail.com">Liang Ding</a>
+ * @version 1.0.0.0, Mar 19, 2013
+ * @since 0.6.0
+ */
+public final class ArticleUpdater extends AbstractEventListener<JSONObject> {
+
+    /**
+     * Logger.
+     */
+    private static final Logger LOGGER = Logger.getLogger(ArticleUpdater.class.getName());
+
+    /**
+     * URL fetch service.
+     */
+    private final URLFetchService urlFetchService = URLFetchServiceFactory.getURLFetchService();
+
+    /**
+     * Preference query service.
+     */
+    private PreferenceQueryService preferenceQueryService = PreferenceQueryService.getInstance();
+
+    /**
+     * URL of updating article to Rhythm.
+     */
+    private static final URL UPDATE_ARTICLE_URL;
+
+    static {
+        try {
+            UPDATE_ARTICLE_URL = new URL(ArticleSender.B3LOG_RHYTHM_ADDRESS + "/article");
+        } catch (final MalformedURLException e) {
+            LOGGER.log(Level.SEVERE, "Creates remote service address[rhythm update article] error!");
+            throw new IllegalStateException(e);
+        }
+    }
+
+    @Override
+    public void action(final Event<JSONObject> event) throws EventException {
+        final JSONObject data = event.getData();
+
+        LOGGER.log(Level.FINER, "Processing an event[type={0}, data={1}] in listener[className={2}]",
+                new Object[]{event.getType(), data, ArticleUpdater.class.getName()});
+        try {
+            final JSONObject originalArticle = data.getJSONObject(Article.ARTICLE);
+
+            if (!originalArticle.getBoolean(Article.ARTICLE_IS_PUBLISHED)) {
+                LOGGER.log(Level.FINER, "Ignores post article[title={0}] to Rhythm", originalArticle.getString(Article.ARTICLE_TITLE));
+
+                return;
+            }
+
+            final JSONObject preference = preferenceQueryService.getPreference();
+
+            if (null == preference) {
+                throw new EventException("Not found preference");
+            }
+
+            // Use configured host if Preference.BLOG_HOST is empty.
+            final String perferHost = preference.getString(Preference.BLOG_HOST);
+            final String blogHost = !Strings.isEmptyOrNull(perferHost) ? perferHost.toLowerCase() : Latkes.getServePath().toLowerCase();
+
+            if (blogHost.contains("localhost")) {
+                LOGGER.log(Level.INFO, "Blog Solo runs on local server, so should not send this article[id={0}, title={1}] to Rhythm",
+                        new Object[]{originalArticle.getString(Keys.OBJECT_ID), originalArticle.getString(Article.ARTICLE_TITLE)});
+                return;
+            }
+
+            final HTTPRequest httpRequest = new HTTPRequest();
+
+            httpRequest.setURL(UPDATE_ARTICLE_URL);
+            httpRequest.setRequestMethod(HTTPRequestMethod.POST);
+            final JSONObject requestJSONObject = new JSONObject();
+            final JSONObject article = new JSONObject();
+
+            article.put(Keys.OBJECT_ID, originalArticle.getString(Keys.OBJECT_ID));
+            article.put(Article.ARTICLE_TITLE, originalArticle.getString(Article.ARTICLE_TITLE));
+            article.put(Article.ARTICLE_PERMALINK, originalArticle.getString(Article.ARTICLE_PERMALINK));
+            article.put(Article.ARTICLE_TAGS_REF, originalArticle.getString(Article.ARTICLE_TAGS_REF));
+            article.put(Article.ARTICLE_AUTHOR_EMAIL, originalArticle.getString(Article.ARTICLE_AUTHOR_EMAIL));
+            article.put(Article.ARTICLE_CONTENT, originalArticle.getString(Article.ARTICLE_CONTENT));
+            article.put(Article.ARTICLE_CREATE_DATE, ((Date) originalArticle.get(Article.ARTICLE_CREATE_DATE)).getTime());
+            article.put(Common.POST_TO_COMMUNITY, originalArticle.getBoolean(Common.POST_TO_COMMUNITY));
+
+            // Removes this property avoid to persist
+            originalArticle.remove(Common.POST_TO_COMMUNITY);
+
+            requestJSONObject.put(Article.ARTICLE, article);
+            requestJSONObject.put(Common.BLOG_VERSION, SoloServletListener.VERSION);
+            requestJSONObject.put(Common.BLOG, "B3log Solo");
+            requestJSONObject.put(Preference.BLOG_TITLE, preference.getString(Preference.BLOG_TITLE));
+            requestJSONObject.put(Preference.BLOG_HOST, blogHost);
+            requestJSONObject.put("userB3Key", preference.optString(Preference.KEY_OF_SOLO));
+            requestJSONObject.put("clientAdminEmail", preference.optString(Preference.ADMIN_EMAIL));
+            requestJSONObject.put("clientRuntimeEnv", Latkes.getRuntimeEnv().name());
+
+            httpRequest.setPayload(requestJSONObject.toString().getBytes("UTF-8"));
+
+            urlFetchService.fetchAsync(httpRequest);
+        } catch (final Exception e) {
+            LOGGER.log(Level.SEVERE, "Sends an article to Rhythm error: {0}", e.getMessage());
+        }
+
+        LOGGER.log(Level.FINER, "Sent an article to Rhythm");
+    }
+
+    /**
+     * Gets the event type {@linkplain EventTypes#UPDATE_ARTICLE}.
+     * 
+     * @return event type
+     */
+    @Override
+    public String getEventType() {
+        return EventTypes.UPDATE_ARTICLE;
+    }
+}