2:44 p.m.
Author: hfnukal
Date: 2011-06-23 08:44:34 -0400 (Thu, 23 Jun 2011)
New Revision: 6724
Added:
epp/portal/branches/EPP_5_2_Branch/component/application-registry/src/main/java/org/exoplatform/application/gadget/GadgetImporter.java
Log:
JBEPP-952 Merge Revision 5822
Added:
epp/portal/branches/EPP_5_2_Branch/component/application-registry/src/main/java/org/exoplatform/application/gadget/GadgetImporter.java
===================================================================
---
epp/portal/branches/EPP_5_2_Branch/component/application-registry/src/main/java/org/exoplatform/application/gadget/GadgetImporter.java
(rev 0)
+++
epp/portal/branches/EPP_5_2_Branch/component/application-registry/src/main/java/org/exoplatform/application/gadget/GadgetImporter.java 2011-06-23
12:44:34 UTC (rev 6724)
@@ -0,0 +1,133 @@
+/*
+ * Copyright (C) 2009 eXo Platform SAS.
+ *
+ * This is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * This software 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this software; if not, write to the Free
+ * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
+ */
+
+package org.exoplatform.application.gadget;
+
+import org.apache.shindig.common.uri.Uri;
+import org.apache.shindig.gadgets.spec.GadgetSpec;
+import org.apache.shindig.gadgets.spec.ModulePrefs;
+import org.exoplatform.application.gadget.impl.GadgetDefinition;
+import org.gatein.common.logging.Logger;
+import org.gatein.common.logging.LoggerFactory;
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+
+/**
+ * @author <a href="mailto:julien.viet@exoplatform.com">Julien
Viet</a>
+ * @version $Revision$
+ */
+public abstract class GadgetImporter
+{
+
+ /** . */
+ private static final Logger log = LoggerFactory.getLogger(GadgetImporter.class);
+
+ /** The gadget name as seen by GateIn. */
+ private String gadgetName;
+
+ /** The gadget uri. */
+ private String gadgetURI;
+
+ protected GadgetImporter(
+ String gadgetName,
+ String gadgetURI)
+ {
+ this.gadgetName = gadgetName;
+ this.gadgetURI = gadgetURI;
+ }
+
+ public String getGadgetName()
+ {
+ return gadgetName;
+ }
+
+ public String getGadgetURI()
+ {
+ return gadgetURI;
+ }
+
+ protected abstract byte[] getGadgetBytes(String gadgetURI) throws IOException;
+
+ protected abstract String getGadgetURL(String gadgetURI) throws Exception;
+
+ protected abstract void process(String gadgetURI, GadgetDefinition def) throws
Exception;
+
+ private String getGadgetTitle(ModulePrefs prefs, String defaultValue)
+ {
+ String title = prefs.getDirectoryTitle();
+ if (title == null || title.trim().length() < 1)
+ {
+ title = prefs.getTitle();
+ }
+ if (title == null || title.trim().length() < 1)
+ {
+ return defaultValue;
+ }
+ return title;
+ }
+
+ public void doImport(GadgetDefinition def) throws Exception
+ {
+ // Get bytes
+ byte[] bytes = getGadgetBytes(gadgetURI);
+ if (bytes == null)
+ {
+ log.error("Cannot import gadget " + gadgetURI + " because its
data could not be found");
+ return;
+ }
+
+ // Get encoding
+ String encoding = EncodingDetector.detect(new ByteArrayInputStream(bytes));
+
+ //
+ String gadget = new String(bytes, encoding);
+
+ //
+ String gadgetURL = getGadgetURL(gadgetURI);
+ GadgetSpec spec = new GadgetSpec(Uri.parse(gadgetURL), gadget);
+ ModulePrefs prefs = spec.getModulePrefs();
+
+
+ //
+ String description = prefs.getDescription();
+ String thumbnail = prefs.getThumbnail().toString();
+ String title = getGadgetTitle(prefs, gadgetName);
+ String referenceURL = prefs.getTitleUrl().toString();
+
+ //
+ log.info("Importing gadget name=" + gadgetName + "
description=" + description + " thumbnail=" + thumbnail + "
title=" +
+ thumbnail + " title=" + title);
+
+ //
+ def.setDescription(description);
+ def.setThumbnail(thumbnail); // Do something better than that
+ def.setTitle(title);
+ def.setReferenceURL(referenceURL);
+
+ //
+ process(gadgetURI, def);
+ }
+
+ @Override
+ public String toString()
+ {
+ return getClass().getSimpleName() + "[name=" + getGadgetName() +
",path=" + getGadgetURI() + "]";
+ }
+}