libreccm-legacy/ccm-weblog/src/org/undp/weblog/Loader.java

143 lines
5.1 KiB
Java

/*
* This library 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 library 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 library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
package org.undp.weblog;
import com.arsdigita.kernel.Kernel;
import com.arsdigita.kernel.KernelExcursion;
import com.arsdigita.loader.PackageLoader;
import com.arsdigita.portal.apportlet.AppPortletType;
import com.arsdigita.runtime.ScriptContext;
import com.arsdigita.web.Application;
import com.arsdigita.web.ApplicationType;
import org.apache.log4j.Logger;
import org.undp.weblog.ui.WebLogPortlet;
/**
* Executes nonrecurring at install time and loads (installs and initializes)
* the WebLog application and type persistently into database.</p>
*
* @author pboy &lt;pboy@barkhof.uni-bremen.de&gt;
* @version $Id: Loader.java $
*/
public class Loader extends PackageLoader {
/** Logger instance for debugging */
private static final Logger s_log = Logger.getLogger(Loader.class);
/**
* Run script invoked by com.arsdigita.packing loader script.
*
* @param ctx
*/
public void run(final ScriptContext ctx) {
new KernelExcursion() {
public void excurse() {
setEffectiveParty(Kernel.getSystemParty());
ApplicationType weblogType = loadWebLogApplicationType();
loadWebLogPortletType(weblogType);
// NOTE: Perhaps it is not usefull to create a default instance,
// because a site might have more than one blog and a more
// appropriate location has to be determined.
setupDefaultWebLogApplicationInstance();
}
}.run();
s_log.info("Done");
}
/**
* Creates a WebLog application type, the domain class of the weblog
* package, as a legacy-free type of application.
*
* Creates an entry in table application_types
*
*/
private ApplicationType loadWebLogApplicationType() {
s_log.info("WebLog Loader - setting up application type");
/* NOTE: The wording in the title parameter of ApplicationType determines
* the name of the subdirectory for the XSL stylesheets.
* It gets "urlized", i.e. trimming leading and trailing blanks and replacing
* blanks between words and illegal characters with an hyphen and converted
* to lower case.
* Example: "WebLog" will become "weblog".
*/
ApplicationType type = new ApplicationType("WebLog",
WebLogApplication.BASE_DATA_OBJECT_TYPE );
type.setDescription("The WebLog application enables user .....");
type.save();
return type;
}
/**
*
* @param webLogAppType
*/
private void loadWebLogPortletType(ApplicationType webLogAppType ) {
AppPortletType type = AppPortletType.createAppPortletType(
"WebLog Portlet",
AppPortletType.WIDE_PROFILE,
WebLogPortlet.BASE_DATA_OBJECT_TYPE);
type.setDescription("Displays WebLogs for this portal.");
type.setProviderApplicationType(webLogAppType);
type.setPortalApplication(true);
type.save();
}
/**
* Instantiates the WebLog application admin instance.
*
*/
public static void setupDefaultWebLogApplicationInstance() {
/* Determine a parent application. WebLog default page will be
* installed beyond the admin's applications URL. It enshures
* the user has to be logged in. */
/* NOTE: The location /admin/ might not be a good selection and a
* more appropriate one should be found. */
Application parent = Application.retrieveApplicationForPath("/admin/");
// create application instance
// Whether a legacy compatible or a legacy free application is
// created depends on the type of ApplicationType above. No need to
// modify anything here in the migration process
// old-style package key used as url fragment where to install the instance
s_log.debug("Creating WebLogApplication instance ...");
WebLogApplication app = WebLogApplication.create("blog",
"Weblog",
parent);
app.setDescription("Default WebLog application instance.");
app.save();
s_log.debug("WebLog instance " + " created.");
}
}