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Posted to commits@lenya.apache.org by an...@apache.org on 2003/10/10 17:41:07 UTC
cvs commit: cocoon-lenya/src/java/org/apache/lenya/cms/cocoon/components/modules/input FallbackModule.java AbstractPageEnvelopeModule.java PageEnvelopeModule.java
andreas 2003/10/10 08:41:07
Modified: src/java/org/apache/lenya/cms/cocoon/components/modules/input
PageEnvelopeModule.java
Added: src/java/org/apache/lenya/cms/cocoon/components/modules/input
FallbackModule.java AbstractPageEnvelopeModule.java
Log:
introducing AbstractPageEnvelopeModule and FallbackModule
Revision Changes Path
1.31 +2 -3 cocoon-lenya/src/java/org/apache/lenya/cms/cocoon/components/modules/input/PageEnvelopeModule.java
Index: PageEnvelopeModule.java
===================================================================
RCS file: /home/cvs/cocoon-lenya/src/java/org/apache/lenya/cms/cocoon/components/modules/input/PageEnvelopeModule.java,v
retrieving revision 1.30
retrieving revision 1.31
diff -u -r1.30 -r1.31
--- PageEnvelopeModule.java 26 Sep 2003 10:16:39 -0000 1.30
+++ PageEnvelopeModule.java 10 Oct 2003 15:41:07 -0000 1.31
@@ -62,7 +62,6 @@
import org.apache.avalon.framework.service.ServiceManager;
import org.apache.avalon.framework.service.Serviceable;
-import org.apache.cocoon.components.modules.input.AbstractInputModule;
import org.apache.cocoon.environment.ObjectModelHelper;
import org.apache.cocoon.environment.Request;
import org.apache.lenya.cms.cocoon.uriparameterizer.URIParameterizer;
@@ -84,7 +83,7 @@
*
* @author andreas
*/
-public class PageEnvelopeModule extends AbstractInputModule implements Serviceable {
+public class PageEnvelopeModule extends AbstractPageEnvelopeModule implements Serviceable {
private ServiceManager manager;
1.1 cocoon-lenya/src/java/org/apache/lenya/cms/cocoon/components/modules/input/FallbackModule.java
Index: FallbackModule.java
===================================================================
/*
$Id: FallbackModule.java,v 1.1 2003/10/10 15:41:07 andreas Exp $
<License>
============================================================================
The Apache Software License, Version 1.1
============================================================================
Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
Redistribution and use in source and binary forms, with or without modifica-
tion, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
3. The end-user documentation included with the redistribution, if any, must
include the following acknowledgment: "This product includes software
developed by the Apache Software Foundation (http://www.apache.org/)."
Alternately, this acknowledgment may appear in the software itself, if
and wherever such third-party acknowledgments normally appear.
4. The names "Apache Lenya" and "Apache Software Foundation" must not be
used to endorse or promote products derived from this software without
prior written permission. For written permission, please contact
apache@apache.org.
5. Products derived from this software may not be called "Apache", nor may
"Apache" appear in their name, without prior written permission of the
Apache Software Foundation.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
This software consists of voluntary contributions made by many individuals
on behalf of the Apache Software Foundation and was originally created by
Michael Wechner <mi...@apache.org>. For more information on the Apache Soft-
ware Foundation, please see <http://www.apache.org/>.
Lenya includes software developed by the Apache Software Foundation, W3C,
DOM4J Project, BitfluxEditor, Xopus, and WebSHPINX.
</License>
*/
package org.apache.lenya.cms.cocoon.components.modules.input;
import java.util.Collections;
import java.util.Iterator;
import java.util.Map;
import org.apache.avalon.framework.configuration.Configuration;
import org.apache.avalon.framework.configuration.ConfigurationException;
import org.apache.avalon.framework.service.ServiceException;
import org.apache.avalon.framework.service.ServiceManager;
import org.apache.avalon.framework.service.Serviceable;
import org.apache.excalibur.source.Source;
import org.apache.excalibur.source.SourceResolver;
import org.apache.lenya.cms.publication.PageEnvelope;
import org.apache.lenya.cms.publication.Publication;
/**
* <p>
* This module checks if a file exists in a publiation, and if not,
* it chooses the core file. The attribute name must a path relatively
* to the <code>webapps/lenya/lenya</code> directory.
* </p>
* <p>Example:
* <code>{fallback:xslt/style.xsl}</code> looks if
* <code>lenya/pubs/(publication-id)/lenya/xslt/style.xsl</code> exists,
* and if not, it uses <code>lenya/xslt/style.xsl</code>.
*
* </p>
* @author <a href="mailto:andreas@apache.org">Andreas Hartmann</a>
*/
public class FallbackModule extends AbstractPageEnvelopeModule implements Serviceable {
private ServiceManager manager;
public static final String PATH_PREFIX = "lenya/";
/**
* @see org.apache.cocoon.components.modules.input.InputModule#getAttribute(java.lang.String, org.apache.avalon.framework.configuration.Configuration, java.util.Map)
*/
public Object getAttribute(String name, Configuration modeConf, Map objectModel)
throws ConfigurationException {
String resolvedPath;
PageEnvelope envelope = getEnvelope(objectModel);
String publicationId = envelope.getPublication().getId();
String corePath = PATH_PREFIX + name;
String publicationPath =
Publication.PUBLICATION_PREFIX_URI + "/" + publicationId + "/" + corePath;
SourceResolver resolver = null;
Source source = null;
try {
resolver = (SourceResolver) manager.lookup(SourceResolver.ROLE);
source = resolver.resolveURI("context://" + publicationPath);
if (source.exists()) {
resolvedPath = publicationPath;
} else {
resolvedPath = corePath;
}
} catch (Exception e) {
throw new ConfigurationException("Resolving attribute [" + name + "] failed: ", e);
} finally {
if (resolver != null) {
if (source != null) {
resolver.release(source);
}
manager.release(resolver);
}
}
resolvedPath = resolvedPath.substring("lenya/".length());
return resolvedPath;
}
/**
* @see org.apache.cocoon.components.modules.input.InputModule#getAttributeNames(org.apache.avalon.framework.configuration.Configuration, java.util.Map)
*/
public Iterator getAttributeNames(Configuration modeConf, Map objectModel)
throws ConfigurationException {
return Collections.EMPTY_SET.iterator();
}
/**
* @see org.apache.cocoon.components.modules.input.InputModule#getAttributeValues(java.lang.String, org.apache.avalon.framework.configuration.Configuration, java.util.Map)
*/
public Object[] getAttributeValues(String name, Configuration modeConf, Map objectModel)
throws ConfigurationException {
Object[] objects = { getAttribute(name, modeConf, objectModel)};
return objects;
}
/**
* @see org.apache.avalon.framework.service.Serviceable#service(org.apache.avalon.framework.service.ServiceManager)
*/
public void service(ServiceManager manager) throws ServiceException {
this.manager = manager;
}
}
1.1 cocoon-lenya/src/java/org/apache/lenya/cms/cocoon/components/modules/input/AbstractPageEnvelopeModule.java
Index: AbstractPageEnvelopeModule.java
===================================================================
/*
$Id: AbstractPageEnvelopeModule.java,v 1.1 2003/10/10 15:41:07 andreas Exp $
<License>
============================================================================
The Apache Software License, Version 1.1
============================================================================
Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
Redistribution and use in source and binary forms, with or without modifica-
tion, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
3. The end-user documentation included with the redistribution, if any, must
include the following acknowledgment: "This product includes software
developed by the Apache Software Foundation (http://www.apache.org/)."
Alternately, this acknowledgment may appear in the software itself, if
and wherever such third-party acknowledgments normally appear.
4. The names "Apache Lenya" and "Apache Software Foundation" must not be
used to endorse or promote products derived from this software without
prior written permission. For written permission, please contact
apache@apache.org.
5. Products derived from this software may not be called "Apache", nor may
"Apache" appear in their name, without prior written permission of the
Apache Software Foundation.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
This software consists of voluntary contributions made by many individuals
on behalf of the Apache Software Foundation and was originally created by
Michael Wechner <mi...@apache.org>. For more information on the Apache Soft-
ware Foundation, please see <http://www.apache.org/>.
Lenya includes software developed by the Apache Software Foundation, W3C,
DOM4J Project, BitfluxEditor, Xopus, and WebSHPINX.
</License>
*/
package org.apache.lenya.cms.cocoon.components.modules.input;
import java.util.Map;
import org.apache.avalon.framework.configuration.ConfigurationException;
import org.apache.cocoon.components.modules.input.AbstractInputModule;
import org.apache.cocoon.environment.ObjectModelHelper;
import org.apache.cocoon.environment.Request;
import org.apache.lenya.cms.publication.PageEnvelope;
import org.apache.lenya.cms.publication.PageEnvelopeFactory;
/**
* Abstract superclass for classes which need access to the page envelope.
*
* @author <a href="mailto:andreas@apache.org">Andreas Hartmann</a>
*/
public abstract class AbstractPageEnvelopeModule extends AbstractInputModule {
/**
* Get the the page envelope for the given objectModel.
*
* @param objectModel the objectModel for which the page enevelope is requested.
*
* @return a <code>PageEnvelope</code>
*
* @throws ConfigurationException if the page envelope could not be instantiated.
*/
protected PageEnvelope getEnvelope(Map objectModel) throws ConfigurationException {
PageEnvelope envelope = null;
if (getLogger().isDebugEnabled()) {
Request request = ObjectModelHelper.getRequest(objectModel);
getLogger().debug("Resolving page envelope for URL [" + request.getRequestURI() + "]");
}
try {
envelope = PageEnvelopeFactory.getInstance().getPageEnvelope(objectModel);
} catch (Exception e) {
throw new ConfigurationException("Resolving page envelope failed: ", e);
}
return envelope;
}
}
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