org.wso2.carbon.email.mgt.config.RegistryConfigAdd.java Source code

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Here is the source code for org.wso2.carbon.email.mgt.config.RegistryConfigAdd.java

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/*
 * Copyright (c) 2016, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
 *
 * WSO2 Inc. licenses this file to you under the Apache License,
 *  Version 2.0 (the "License"); you may not use this file except
 * in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.wso2.carbon.email.mgt.config;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.wso2.carbon.email.mgt.constants.I18nMgtConstants;
import org.wso2.carbon.email.mgt.exceptions.I18nMgtEmailConfigException;
import org.wso2.carbon.email.mgt.internal.I18nMgtServiceComponent;
import org.wso2.carbon.registry.core.Collection;
import org.wso2.carbon.registry.core.Resource;
import org.wso2.carbon.registry.core.exceptions.RegistryException;
import org.wso2.carbon.registry.core.service.RegistryService;
import org.wso2.carbon.registry.core.session.UserRegistry;

import java.util.ArrayList;
import java.util.List;
import java.util.Properties;
import java.util.Set;

public class RegistryConfigAdd implements ConfigWriter {

    private static Log log = LogFactory.getLog(RegistryConfigAdd.class);

    /**
     * This method is used to add a new Email template in a specific tenant space.
     *
     * @param tenantId     - The tenant Id of the tenant that specific email template needs to be add.
     * @param props        - Property configurations of the specific email template.
     * @param resourcePath - Path to be add the specific email template.
     * @throws org.wso2.carbon.email.mgt.exceptions.I18nMgtEmailConfigException
     */
    @Override
    public void write(int tenantId, Properties props, String resourcePath) throws I18nMgtEmailConfigException {

        if (log.isDebugEnabled()) {
            log.debug("Adding email template to registry path : " + resourcePath);
        }

        RegistryService registry = I18nMgtServiceComponent.getRegistryService();
        try {
            UserRegistry userReg = registry.getConfigSystemRegistry(tenantId);
            Set<String> names = props.stringPropertyNames();
            String[] propsKeyName = names.toArray(new String[names.size()]);
            String[] propsKeyNameSplit = propsKeyName[0].split("\\.");
            String emailTemplateContent = props.getProperty(propsKeyName[0]);

            //Declaring Email Template File/Folder Name & Display Names.
            String emailTemplateDisplayName = propsKeyNameSplit[0];
            String emailTemplateFolderName = emailTemplateDisplayName.replaceAll("\\s", "").toLowerCase();
            String emailTemplateFilename = emailTemplateFolderName + I18nMgtConstants.EMAIL_LOCALE_SEPARATOR
                    + propsKeyNameSplit[1];

            //Declaring Email Template File/Folder Resource Paths.
            String emailTemplateFileResourcePath = resourcePath + I18nMgtConstants.EMAIL_FOLDER_SEPARATOR
                    + emailTemplateFolderName + I18nMgtConstants.EMAIL_FOLDER_SEPARATOR + emailTemplateFilename;
            String emailTemplateFolderResourcePath = resourcePath + I18nMgtConstants.EMAIL_FOLDER_SEPARATOR
                    + emailTemplateFolderName;

            if (log.isDebugEnabled()) {
                log.debug("Adding email template : " + emailTemplateFilename + " to resource location : "
                        + emailTemplateFileResourcePath);
            }

            if (!userReg.resourceExists(emailTemplateFileResourcePath)) {
                //Checking whether there is an already existing folder path for the email template.
                if (!userReg.resourceExists(emailTemplateFolderResourcePath)) {
                    // This is done due to casting to List in JDBCRegistryDao when adding a registry property.
                    List<String> value = new ArrayList<String>();
                    value.add(emailTemplateDisplayName);
                    Collection emailCollection = userReg.newCollection();
                    emailCollection.setProperty(emailTemplateFolderName, value);
                    userReg.put(emailTemplateFolderResourcePath, emailCollection);
                    Resource resource = userReg.newResource();
                    resource.setMediaType(propsKeyNameSplit[2]);
                    resource.setContent(emailTemplateContent);
                    userReg.put(emailTemplateFileResourcePath, resource);
                }
                Resource resource = userReg.newResource();
                resource.setMediaType(propsKeyNameSplit[2]);
                resource.setContent(emailTemplateContent);
                userReg.put(emailTemplateFileResourcePath, resource);

                if (log.isDebugEnabled()) {
                    log.debug(" Successfully added email template : " + emailTemplateFilename
                            + " to resource location : " + emailTemplateFileResourcePath);
                }

            } else {
                throw new I18nMgtEmailConfigException(
                        "Resource duplication error while adding email template : " + emailTemplateFilename);
            }
        } catch (RegistryException e) {
            throw new I18nMgtEmailConfigException(
                    "Error occurred while adding email template to registry path : " + resourcePath, e);
        }
    }

}