CLI Tool for exporting all publications

git-svn-id: https://svn.libreccm.org/ccm/trunk@5762 8810af33-2d31-482b-a856-94f89814c4df

ccm-sci-publications/src/com/arsdigita/cms/scipublications/ExportAllPublications.java

@@ -0,0 +1,143 @@
+package com.arsdigita.cms.scipublications;
+
+import com.arsdigita.cms.contenttypes.Publication;
+import com.arsdigita.cms.scipublications.exporter.SciPublicationsExporter;
+import com.arsdigita.cms.scipublications.exporter.SciPublicationsExporters;
+import com.arsdigita.globalization.GlobalizationHelper;
+import com.arsdigita.kernel.Kernel;
+import com.arsdigita.persistence.DataCollection;
+import com.arsdigita.persistence.Filter;
+import com.arsdigita.persistence.FilterFactory;
+import com.arsdigita.persistence.SessionManager;
+import com.arsdigita.util.cmd.Program;
+
+import org.apache.commons.cli.CommandLine;
+import org.apache.log4j.Logger;
+
+import java.io.BufferedWriter;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.OpenOption;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.nio.file.StandardOpenOption;
+import java.util.logging.Level;
+
+/**
+ *
+ * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
+ */
+public class ExportAllPublications extends Program {
+
+    private static final Logger LOGGER = Logger
+        .getLogger(ExportAllPublications.class);
+
+    public ExportAllPublications() {
+        super("Export all publications",
+              "1.0.0",
+              "FORMAT TARGETFILE");
+    }
+
+    @Override
+    protected void doRun(final CommandLine cmdLine) {
+
+        final String[] args = cmdLine.getArgs();
+
+        if (args.length != 2) {
+            help(System.err);
+            System.exit(1);
+        }
+
+        System.out.printf("Exporting all publications to file %s as %s%n",
+                          args[1],
+                          args[0]);
+
+        final DataCollection publications = SessionManager
+            .getSession()
+            .retrieve(Publication.BASE_DATA_OBJECT_TYPE);
+
+        if (Kernel.getConfig().languageIndependentItems()) {
+            final FilterFactory filterFactory = publications.getFilterFactory();
+            final Filter filter = filterFactory.or().
+                addFilter(filterFactory.equals("language", GlobalizationHelper.
+                                               getNegotiatedLocale()
+                                               .getLanguage())).
+                addFilter(filterFactory.and().
+                    addFilter(
+                        filterFactory.equals("language",
+                                             GlobalizationHelper.LANG_INDEPENDENT))
+                    .addFilter(filterFactory.notIn("parent",
+                                                   "com.arsdigita.navigation.getParentIDsOfMatchedItems")
+                        .set("language", GlobalizationHelper.
+                             getNegotiatedLocale().getLanguage())));
+            publications.addFilter(filter);
+
+        } else {
+            publications.addEqualsFilter("language",
+                                         GlobalizationHelper.
+                                             getNegotiatedLocale().getLanguage());
+        }
+
+        publications.addOrder("yearOfPublication desc");
+        publications.addOrder("authorsStr");
+        publications.addOrder("title");
+
+        System.out.printf("Found %d publications.", publications.size());
+
+        final SciPublicationsExporter exporter = SciPublicationsExporters
+            .getInstance()
+            .getExporterForFormat(args[0]);
+
+        if (exporter == null) {
+            LOGGER.warn(String.format(
+                "The requested export format '%s' is not supported yet.%n",
+                args[0]));
+            System.err.printf(
+                "The requested export format '%s' is not supported yet.%n",
+                args[0]);
+
+            return;
+        }
+
+        final Path targetPath = Paths.get(args[1]);
+        try (BufferedWriter writer = Files
+            .newBufferedWriter(targetPath, StandardOpenOption.CREATE)) {
+
+            writer.append(exporter.getPreamble());
+
+            long index = 1;
+            while (publications.next()) {
+
+                System.out.printf("Exporting publication %d of %d...%n",
+                                  index,
+                                  publications.size());
+
+                final Publication publication = new Publication(publications
+                    .getDataObject());
+                writer.append(exporter.exportPublication(publication));
+                index++;
+            }
+
+        } catch (IOException ex) {
+            System.err.printf("Failed to use target file %s%n", args[1]);
+            ex.printStackTrace(System.out);
+            System.exit(1);
+            return;
+        }
+
+        System.out.printf("Exported %d publications successfully.%n",
+                          publications.size());
+
+        LOGGER.info(String.format(
+            "Exporting all publications to file %s as %s.",
+            args[1],
+            args[0]));
+
+    }
+
+    public static final void main(final String[] args) {
+
+        new ExportAllPublications().run(args);
+    }
+
+}