EDIT

// $Id$

/**

* Copyright (C) 2015 EDIT

* European Distributed Institute of Taxonomy

* http://www.e-taxonomy.eu

*

* The contents of this file are subject to the Mozilla Public License Version 1.1

* See LICENSE.TXT at the top of this package for the full license terms.

*/

package eu.etaxonomy.taxeditor.remoting.server;

import java.io.File;

import java.io.IOException;

import org.apache.commons.io.FileUtils;

import org.apache.commons.lang.StringEscapeUtils;

import eu.etaxonomy.cdm.api.application.CdmApplicationUtils;

import eu.etaxonomy.cdm.config.CdmPersistentXMLSource.CdmSourceProperties;

import eu.etaxonomy.cdm.database.CdmPersistentDataSource;

/**

 * @author cmathew

 * @date 11 Nov 2015

 *

 */

public class CDMServerUtils {

    public static String convertEditorToServerConfig() {

        StringBuilder configStringBuilder = new StringBuilder();

        configStringBuilder.append("<?xml version=\"1.0\" encoding=\"UTF-8\"?> " + System.lineSeparator());

        configStringBuilder.append("<!-- DO NOT EDIT THIS FILE MANUALLY. -->");

        configStringBuilder.append("<!-- It is created by the Taxonomic Editor for launching a managed CDM Server. -->");

        configStringBuilder.append("<beans xmlns=\"http://www.springframework.org/schema/beans\"" + System.lineSeparator());

        configStringBuilder.append("  xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\"" + System.lineSeparator());

        configStringBuilder.append("  xmlns:tx=\"http://www.springframework.org/schema/tx\"" + System.lineSeparator());

        configStringBuilder.append("  xmlns:context=\"http://www.springframework.org/schema/context\"" + System.lineSeparator());

        configStringBuilder.append("  xsi:schemaLocation=\"http://www.springframework.org/schema/beans   http://www.springframework.org/schema/beans/spring-beans-2.5.xsd" + System.lineSeparator());

        configStringBuilder.append("  http://www.springframework.org/schema/context   http://www.springframework.org/schema/context/spring-context-2.5.xsd" + System.lineSeparator());

        configStringBuilder.append("  http://www.springframework.org/schema/tx   http://www.springframework.org/schema/tx/spring-tx-2.5.xsd" + System.lineSeparator());

        configStringBuilder.append("\">" + System.lineSeparator());

        configStringBuilder.append(" <bean id=\"dataSourceProperties\" class=\"eu.etaxonomy.cdm.remote.config.DataSourceProperties\">" + System.lineSeparator());

        configStringBuilder.append("   <property name=\"propsMap\">" + System.lineSeparator());

        configStringBuilder.append("       <map/>" + System.lineSeparator());

        configStringBuilder.append("   </property>" + System.lineSeparator());

        configStringBuilder.append(" </bean>" + System.lineSeparator());

        for(CdmPersistentDataSource dataSource : CdmPersistentDataSource.getAllDataSources()) {

            String beanId = xmlNCNamefrom(dataSource.getName());

            String user = dataSource.getUsername();

            String password = dataSource.getPassword();

            String driverClass = dataSource.getCdmSourceProperty(CdmSourceProperties.DRIVER_CLASS);

            String jdbcUrl = StringEscapeUtils.escapeXml(dataSource.getCdmSourceProperty(CdmSourceProperties.URL));

            configStringBuilder.append(" <bean id=\""  + beanId + "\" lazy-init=\"true\" class=\"com.mchange.v2.c3p0.ComboPooledDataSource\">" + System.lineSeparator());

            configStringBuilder.append("   <property name=\"driverClass\" value=\"" + driverClass + "\"/>" + System.lineSeparator());

            configStringBuilder.append("   <property name=\"user\" value=\"" + user + "\"/>" + System.lineSeparator());

            configStringBuilder.append("   <property name=\"password\" value=\"" + password + "\"/>" + System.lineSeparator());

            configStringBuilder.append("   <property name=\"jdbcUrl\" value=\"" + jdbcUrl + "\"/>" + System.lineSeparator());

            configStringBuilder.append(" </bean>" + System.lineSeparator());

        }

        configStringBuilder.append("</beans>" + System.lineSeparator());

        return configStringBuilder.toString();

    }

    /**

     * Assures that the datasource name is converted into a valid XML type NCName.

     *

     * Prefixes the string and replaces all forbidden characters by '_'.

     *

     * @param dataSource

     * @return

     */

    public static String xmlNCNamefrom(String beanName) {

        return "MGD_" + beanName.replaceAll("[^a-zA-Z0-9]", "_");

    }

    public static File writeManagedServerConfig(String config, String fileName) throws IOException {

        File managedConfigFile = new File(CdmApplicationUtils.getWritableResourceDir(), fileName);

        if(managedConfigFile.exists()) {

            managedConfigFile.delete();

        }

        if(managedConfigFile.createNewFile()) {

            FileUtils.writeStringToFile(managedConfigFile, config);

        }

        return managedConfigFile;

    }

}