Exporter for NewsItems

git-svn-id: https://svn.libreccm.org/ccm/trunk@5734 8810af33-2d31-482b-a856-94f89814c4df

ccm-cms-types-article/src/com/arsdigita/cms/contenttypes/ArticlesExporter.java

@@ -21,6 +21,7 @@ public class ArticlesExporter extends AbstractContentItemsExporter<Article> {
         final Article contentItem, final JsonGenerator jsonGenerator)
         throws IOException {
 
+        // Nothing
     }
 
     @Override

ccm-cms-types-newsitem/src/com/arsdigita/cms/contenttypes/NewsItemInitializer.java

@@ -20,6 +20,8 @@
 package com.arsdigita.cms.contenttypes;
 
 import org.apache.log4j.Logger;
+import org.libreccm.export.ExportManager;
+import org.librecms.contenttypes.NewsExporter;
 
 /**
  * Executes at each system startup and initializes the NewsItem content type.
@@ -43,6 +45,8 @@ public class NewsItemInitializer extends ContentTypeInitializer {
      */
     public NewsItemInitializer() {
         super("ccm-cms-types-newsitem.pdl.mf", NewsItem.BASE_DATA_OBJECT_TYPE);
+        
+        ExportManager.getInstance().registerExporter(new NewsExporter());
     }
 
     /**

ccm-cms-types-newsitem/src/org/librecms/contenttypes/NewsExporter.java

@@ -0,0 +1,91 @@
+package org.librecms.contenttypes;
+
+import com.arsdigita.cms.ItemCollection;
+import com.arsdigita.cms.contenttypes.NewsItem;
+
+import com.fasterxml.jackson.core.JsonGenerator;
+import org.librecms.contentsection.AbstractContentItemsExporter;
+
+import java.io.IOException;
+import java.time.LocalDateTime;
+import java.time.ZoneId;
+import java.time.format.DateTimeFormatter;
+import java.util.HashMap;
+import java.util.Locale;
+import java.util.Map;
+
+/**
+ *
+ * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
+ */
+public class NewsExporter extends AbstractContentItemsExporter<NewsItem> {
+
+    @Override
+    protected void exportContentItemProperties(
+        final NewsItem newsItem, final JsonGenerator jsonGenerator)
+        throws IOException {
+
+        final DateTimeFormatter dateTimeFormatter
+                                    = DateTimeFormatter.ISO_DATE_TIME;
+        if (newsItem.getNewsDate() != null) {
+            final LocalDateTime newsDate = LocalDateTime
+                .ofInstant(newsItem.getNewsDate().toInstant(),
+                           ZoneId.systemDefault());
+            jsonGenerator.writeStringField(
+                "releaseDate", dateTimeFormatter.format(newsDate));
+        }
+        jsonGenerator.writeBooleanField("homepage", newsItem.isHomepage());
+    }
+
+    @Override
+    protected Map<String, Map<Locale, String>> collectLocalizedValues(
+        final ItemCollection instances) {
+
+        final Map<Locale, String> leadPropertyValues = new HashMap<>();
+        final Map<Locale, String> textPropertyValues = new HashMap<>();
+
+        while (instances.next()) {
+
+            final NewsItem news = (NewsItem) instances.getContentItem();
+            final String lang = news.getLanguage();
+            final Locale locale = new Locale(lang);
+            final String lead = news.getLead();
+            final String text;
+            if (news.getTextAsset() == null) {
+                text = "";
+            } else {
+                text = news.getTextAsset().getText();
+            }
+
+            leadPropertyValues.put(locale, lead);
+            textPropertyValues.put(locale, text);
+        }
+
+        instances.rewind();
+
+        final Map<String, Map<Locale, String>> properties = new HashMap<>();
+        properties.put("description", leadPropertyValues);
+        properties.put("text", textPropertyValues);
+
+        return properties;
+    }
+
+    @Override
+    public Class<NewsItem> exportsType() {
+
+        return NewsItem.class;
+    }
+
+    @Override
+    public String exportsBaseDataObjectType() {
+
+        return NewsItem.BASE_DATA_OBJECT_TYPE;
+    }
+
+    @Override
+    public String convertsToType() {
+
+        return "org.librecms.contenttypes.News";
+    }
+
+}