org.opencms.ugc.CmsUgcConfigurationReader 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.ugc;
import org.opencms.file.CmsFile;
import org.opencms.file.CmsGroup;
import org.opencms.file.CmsObject;
import org.opencms.file.CmsResource;
import org.opencms.file.CmsUser;
import org.opencms.i18n.CmsLocaleManager;
import org.opencms.main.CmsException;
import org.opencms.main.OpenCms;
import org.opencms.util.CmsStringUtil;
import org.opencms.util.CmsUUID;
import org.opencms.xml.content.CmsXmlContent;
import org.opencms.xml.content.CmsXmlContentFactory;
import org.opencms.xml.types.I_CmsXmlContentValue;
import java.util.List;
import java.util.Locale;
import com.google.common.base.Optional;
/**
* Parser for form configuration files.
*/
public class CmsUgcConfigurationReader {
/** XML content value name. */
public static final String N_CONTENT_TYPE = "ContentType";
/** XML content value name. */
public static final String N_CONTENT_PATH = "ContentPath";
/** XML content value name. */
public static final String N_NAME_PATTERN = "NamePattern";
/** XML content value name. */
public static final String N_LOCALE = "Locale";
/** XML content value name. */
public static final String N_UPLOAD_PATH = "UploadPath";
/** XML content value name. */
public static final String N_MAX_UPLOAD_SIZE = "MaxUploadSize";
/** XML content value name. */
public static final String N_MAX_NUM_CONTENTS = "MaxNumContents";
/** XML content value name. */
public static final String N_QUEUE_WAIT_TIME = "QueueWaitTime";
/** XML content value name. */
public static final String N_QUEUE_MAX_LENGTH = "QueueMaxLength";
/** XML content value name. */
public static final String N_AUTO_PUBLISH = "AutoPublish";
/** XML content value name. */
public static final String N_VALID_EXTENSIONS = "ValidExtensions";
/** XML content value name. */
public static final String N_USER_FOR_GUEST = "UserForGuest";
/** XML content value name. */
public static final String N_PROJECT_GROUP = "ProjectGroup";
/** The CMS context used by this configuration reader. */
private CmsObject m_cms;
/** The XML content from which the configuration is read. */
private CmsXmlContent m_content;
/** The separator used for separating the configured valid file name extensions for uploaded files. */
public static final String EXTENSIONS_SEPARATOR = ";";
/**
* Creates a new instance.
*
* @param cms the CMS context to use
*/
public CmsUgcConfigurationReader(CmsObject cms) {
m_cms = cms;
}
/**
* Reads the given configuration file.
*
* @param configFile the configuration file to read
* @return the configuration data read from the file
*
* @throws CmsException if something goes wrong
*/
public CmsUgcConfiguration readConfiguration(CmsFile configFile) throws CmsException {
m_content = CmsXmlContentFactory.unmarshal(m_cms, configFile);
String resourceType = getStringValue(N_CONTENT_TYPE);
String contentPath = getStringValue(N_CONTENT_PATH);
CmsResource contentPathResource = m_cms.readResource(contentPath);
String namePattern = getStringValue(N_NAME_PATTERN);
String localeStr = getStringValue(N_LOCALE);
OpenCms.getLocaleManager();
Locale locale = CmsLocaleManager.getLocale(localeStr);
Optional uploadPathResource = Optional.absent();
String uploadPath = getStringValue(N_UPLOAD_PATH);
if (uploadPath != null) {
uploadPathResource = Optional.of(m_cms.readResource(uploadPath));
}
Optional maxUploadSize = getLongValue(N_MAX_UPLOAD_SIZE);
Optional maxNumContents = getIntValue(N_MAX_NUM_CONTENTS);
Optional queueWaitTime = getLongValue(N_QUEUE_WAIT_TIME);
Optional maxQueueLength = getIntValue(N_QUEUE_MAX_LENGTH);
boolean autoPublish = Boolean.parseBoolean(getStringValue(N_AUTO_PUBLISH));
String validExtensionsStr = getStringValue(N_VALID_EXTENSIONS);
Optional> validExtensions = Optional.absent();
if (validExtensionsStr != null) {
validExtensionsStr = validExtensionsStr.trim();
List extensions = CmsStringUtil.splitAsList(validExtensionsStr, EXTENSIONS_SEPARATOR);
validExtensions = Optional.of(extensions);
}
String userForGuestStr = getStringValue(N_USER_FOR_GUEST);
Optional userForGuest = Optional.absent();
if (userForGuestStr != null) {
userForGuest = Optional.of(m_cms.readUser(userForGuestStr.trim()));
}
String projectGroupStr = getStringValue(N_PROJECT_GROUP);
CmsGroup projectGroup = m_cms.readGroup(projectGroupStr.trim());
CmsUUID id = configFile.getStructureId();
CmsUgcConfiguration result = new CmsUgcConfiguration(
id,
userForGuest,
projectGroup,
resourceType,
contentPathResource,
namePattern,
locale,
uploadPathResource,
maxUploadSize,
maxNumContents,
queueWaitTime,
maxQueueLength,
autoPublish,
validExtensions);
result.setPath(configFile.getRootPath());
return result;
}
/**
* Parses an optional integer value.
*
* @param path the xpath of the content field
* @return the optional integer value in that field
*/
private Optional getIntValue(String path) {
return longToInt(getLongValue(path));
}
/**
* Parses an optional long value.
*
* @param path the xpath of the content element
* @return the optional long value in that field
*/
private Optional getLongValue(String path) {
String stringValue = getStringValue(path);
if (stringValue == null) {
return Optional.absent();
} else {
try {
return Optional. of(Long.valueOf(stringValue.trim()));
} catch (NumberFormatException e) {
throw new NumberFormatException("Could not read a number from " + path + " ,value= " + stringValue);
}
}
}
/**
* Reads the XML content value for a given xpath.
*
* Returns null if no value was found at that path.
*
* @param path the XML content xpath
*
* @return the value for that path as a string
*/
private String getStringValue(String path) {
I_CmsXmlContentValue value = m_content.getValue(path, Locale.ENGLISH);
if (value == null) {
return null;
} else {
return value.getStringValue(m_cms);
}
}
/**
* Converts an optional long value to an optional integer value.
*
* @param optLong the optional long value
*
* @return the optional integer value
*/
private Optional longToInt(Optional optLong) {
if (optLong.isPresent()) {
return Optional.fromNullable((Integer.valueOf((int)optLong.get().longValue())));
} else {
return Optional.absent();
}
}
}