org.opencms.staticexport.CmsStaticExportExportRule Maven / Gradle / Ivy
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/*
* This library is part of OpenCms -
* the Open Source Content Management System
*
* Copyright (c) Alkacon Software GmbH & Co. KG (http://www.alkacon.com)
*
* 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.
*
* For further information about Alkacon Software, please see the
* company website: http://www.alkacon.com
*
* For further information about OpenCms, please see the
* project website: http://www.opencms.org
*
* 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.opencms.staticexport;
import org.opencms.db.CmsPublishedResource;
import org.opencms.file.CmsObject;
import org.opencms.file.CmsResource;
import org.opencms.file.CmsResourceFilter;
import org.opencms.main.CmsException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import java.util.regex.Pattern;
/**
* Help class for storing of export-rules.
*
* @since 6.0.0
*/
public class CmsStaticExportExportRule {
/** Description of the rule. */
private String m_description;
/** configured Rfs export path. */
private List m_exportResources;
/** List of regular expresions to determine if a relevant resource has been modified. */
private List m_modifiedResources;
/** Name of rule. */
private String m_name;
/**
* Default constructor.
*
* @param name the name of the rule
* @param description the description for the rule
*/
public CmsStaticExportExportRule(String name, String description) {
m_name = name;
m_description = description;
m_exportResources = new ArrayList();
m_modifiedResources = new ArrayList();
}
/**
* Full Constructor.
*
* @param name the name of the rule
* @param description the description of the rule
* @param modifiedResources a list of patterns to identify modified resources
* @param exportResourcePatterns a list of strings to export resources
*/
public CmsStaticExportExportRule(
String name,
String description,
List modifiedResources,
List exportResourcePatterns) {
this(name, description);
m_modifiedResources.addAll(modifiedResources);
m_exportResources.addAll(exportResourcePatterns);
}
/**
* Adds a export Resource expression.
*
* @param exportResource the export Resource expression to add
*/
public void addExportResourcePattern(String exportResource) {
m_exportResources.add(exportResource);
}
/**
* Adds a modified Resource regular expression.
*
* @param modifiedRegex the modified Resource regular expression to add
*/
public void addModifiedResource(String modifiedRegex) {
m_modifiedResources.add(Pattern.compile(modifiedRegex));
}
/**
* Returns the description.
*
* @return the description
*/
public String getDescription() {
return m_description;
}
/**
* Returns the export Resources list.
*
* @return the export Resources list
*/
public List getExportResourcePatterns() {
return Collections.unmodifiableList(m_exportResources);
}
/**
* Returns a set of {@link CmsPublishedResource} objects containing all resources specified by the
* <export-resources> node of this rule.
*
* @param cms the current OpenCms context
*
* @return a set of matching resources
*
* @throws CmsException if something goes wrong
*/
public Set getExportResources(CmsObject cms) throws CmsException {
Set resources = new HashSet(128);
Iterator itExpRes = m_exportResources.iterator();
while (itExpRes.hasNext()) {
String exportRes = itExpRes.next();
// read all from the configured node path, exclude resources flagged as internal
if (cms.existsResource(exportRes)) {
// first add the resource itself
CmsResource res = cms.readResource(exportRes);
resources.add(new CmsPublishedResource(res));
if (res.isFolder()) {
// if the resource is a folder add also all sub-resources
List vfsResources = cms.readResources(
exportRes,
CmsResourceFilter.ALL.addExcludeFlags(CmsResource.FLAG_INTERNAL));
// loop through the list and create the list of CmsPublishedResources
Iterator itRes = vfsResources.iterator();
while (itRes.hasNext()) {
CmsResource vfsResource = itRes.next();
CmsPublishedResource resource = new CmsPublishedResource(vfsResource);
resources.add(resource);
}
}
}
}
return resources;
}
/**
* Returns the modified Resources list as list of {@link Pattern}.
*
* @return the modified Resources list as list of {@link Pattern}
*/
public List getModifiedResources() {
return Collections.unmodifiableList(m_modifiedResources);
}
/**
* Returns the name.
*
* @return the name
*/
public String getName() {
return m_name;
}
/**
* Returns a set of {@link CmsPublishedResource} objects specified by the
* <export-resources> node of this rule, if the publishedResource
* matches a modified Resource regular expression.
*
* @param cms the cms context
* @param publishedResource a published resource to test
*
* @return a set of matching resources, or null if resource does not match
*
* @throws CmsException if something goes wrong
*/
public Set getRelatedResources(CmsObject cms, CmsPublishedResource publishedResource)
throws CmsException {
if (match(publishedResource.getRootPath())) {
return getExportResources(cms);
}
return null;
}
/**
* Checks if a vfsName matches the given modified resource patterns.
*
* @param vfsName the vfs name of a resource to check
* @return true if the name matches one of the given modified resource patterns
*/
public boolean match(String vfsName) {
for (int j = 0; j < m_modifiedResources.size(); j++) {
Pattern pattern = m_modifiedResources.get(j);
if (pattern.matcher(vfsName).matches()) {
return true;
}
}
return false;
}
/**
* @see java.lang.Object#toString()
*/
@Override
public String toString() {
StringBuffer ret = new StringBuffer(getClass().getName());
ret.append(":[");
ret.append("name: ").append(m_name).append("; ");
ret.append("description: ").append(m_description).append("; ");
ret.append("modified patterns: ").append(m_modifiedResources).append("; ");
ret.append("export resources: ").append(m_exportResources).append("; ");
return ret.append("]").toString();
}
}