| gvSIG desktop 1

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 * 

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 * 

 * This program 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 General Public License for more details.

 * 

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, 

 * MA  02110-1301, USA.

 * 

 */

/*

 * AUTHORS (In addition to CIT):

 * 2010 {Prodevelop}   {Task}

 */

package org.gvsig.installer.lib.impl.info;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileNotFoundException;

import java.io.IOException;

import java.io.InputStream;

import java.net.MalformedURLException;

import java.net.URL;

import java.util.Properties;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

import org.gvsig.installer.lib.api.PackageInfo;

import org.gvsig.installer.lib.api.PackageInfoReader;

import org.gvsig.installer.lib.spi.InstallerInfoFileException;

/**

 * @author <a href="mailto:jpiera@gvsig.org">Jorge Piera Llodr&aacute;</a>

 */

public class InstallerInfoFileReader implements PackageInfoReader {

        private static final Logger LOG = LoggerFactory

                        .getLogger(InstallerInfoFileReader.class);

        /**

         * Reads and parses the install.info file and creates one object that

         * contains the information.

         * 

         * @param fileName

         *            The file name that contains the install.info information.

         * @return An object with the information about the installation

         * @throws InstallerInfoFileException

         */

        public void read(PackageInfo installerInfoResource, String fileName)

                        throws InstallerInfoFileException {

                read(installerInfoResource, new File(fileName));

        }

        /**

         * Reads and parses the install.info file and creates one object that

         * contains the information.

         * 

         * @param file

         *            The file that contains the install.info information.

         * @return An object with the information about the installation

         * @throws InstallerInfoFileException

         */

        public void read(PackageInfo installerInfoResource, File file)

                        throws InstallerInfoFileException {

                if (!file.exists()) {

                        throw new InstallerInfoFileException("install_infofile_not_found");

                }

                try {

                        read(installerInfoResource, new FileInputStream(file));

                } catch (FileNotFoundException e) {

                        throw new InstallerInfoFileException("install_infofile_not_found",

                                        e);

                }

        }

        /**

         * Reads and parses the install.info file and creates one object that

         * contains the information.

         * 

         * @param is

         *            The input stream that contains the install.info information.

         * @return An object with the information about the installation

         * @throws InstallerInfoFileException

         */

        public void read(PackageInfo installerInfoResource, InputStream is)

                        throws InstallerInfoFileException {

                Properties properties = new Properties();

                try {

                        properties.load(is);

                        is.close();

                } catch (IOException e) {

                        throw new InstallerInfoFileException(

                                        "install_infofile_reading_error", e);

                }

                installerInfoResource.setCode(properties

                                .getProperty(InstallerInfoTags.CODE));

                String name = properties.getProperty(InstallerInfoTags.NAME);

                installerInfoResource.setName(name);

                installerInfoResource.setDescription(properties

                                .getProperty(InstallerInfoTags.DESCRIPTION));

                String version = properties.getProperty(InstallerInfoTags.VERSION);

                if (version == null) {

                        LOG

                                        .warn(

                                                        "Got a null version string for the {} plugin "

                                                                        + "Ignoring it and leaving the default version value",

                                                        name);

                } else {

                        installerInfoResource.setVersion(version);

                }

                installerInfoResource.setType(properties

                                .getProperty(InstallerInfoTags.TYPE));

                String build = properties.getProperty(InstallerInfoTags.BUILD);

                if (build != null && installerInfoResource.getVersion().getBuild() == 0) {

                        try {

                                installerInfoResource.setBuild(Integer.parseInt(build));

                        } catch (Exception e) {

                                installerInfoResource.setBuild(0);

                                LOG.info(

                                                "Error while converting to int the "

                                                                + InstallerInfoTags.BUILD + " property value: "

                                                                + build, e);

                        }

                }

                // Look for the old build tag just in case (the new one is buildNumber).

                if (installerInfoResource.getBuild() <= 0) {

                        String oldBuild = properties

                                        .getProperty(InstallerInfoTags.BUILD_OLD);

                        if (oldBuild != null) {

                                try {

                                        installerInfoResource.setBuild(Integer.parseInt(oldBuild));

                                } catch (Exception e) {

                                        installerInfoResource.setBuild(0);

                                        LOG.info("Error while converting to int the "

                                                        + InstallerInfoTags.BUILD_OLD + " property value: "

                                                        + oldBuild, e);

                                }

                        }

                }

                installerInfoResource.setState(properties

                                .getProperty(InstallerInfoTags.STATE));

                try {

                        installerInfoResource.setOfficial(Boolean.parseBoolean(properties

                                        .getProperty(InstallerInfoTags.OFFICIAL)));

                } catch (Exception e) {

                        installerInfoResource.setOfficial(false);

                        LOG.info("Error while converting to boolean the "

                                        + InstallerInfoTags.OFFICIAL + " property value: "

                                        + properties.getProperty(InstallerInfoTags.OFFICIAL), e);

                }

                String os = properties.getProperty(InstallerInfoTags.OS);

                if (os != null) {

                        installerInfoResource.setOperatingSystem(os);

                }

                String arch = properties.getProperty(InstallerInfoTags.ARCHITECTURE);

                if (arch != null) {

                        installerInfoResource.setArchitecture(arch);

                }

                String jvm = properties.getProperty(InstallerInfoTags.JVM);

                if (jvm != null) {

                        installerInfoResource.setJavaVM(jvm);

                }

                installerInfoResource.setGvSIGVersion(properties

                                .getProperty(InstallerInfoTags.GVSIG_VERSION));

                String urlStr = properties.getProperty(InstallerInfoTags.DOWNLOAD_URL);

                if (urlStr != null) {

                        installerInfoResource.setDownloadURL(urlStr);

                }

                String modelVersion = properties

                                .getProperty(InstallerInfoTags.MODEL_VERSION);

                if (modelVersion != null) {

                        installerInfoResource.setModelVersion(modelVersion);

                }

                String owner = properties.getProperty(InstallerInfoTags.OWNER);

                if (owner != null) {

                        installerInfoResource.setOwner(owner);

                }

                String dependencies = properties

                                .getProperty(InstallerInfoTags.DEPENDENCIES);

                if (dependencies != null) {

                        installerInfoResource.setDependencies(dependencies);

                }

                String sourcesUrlStr = properties

                                .getProperty(InstallerInfoTags.SOURCES_URL);

                if (sourcesUrlStr != null && !sourcesUrlStr.equals("")) {

                        URL sourcesURL;

                        try {

                                sourcesURL = new URL(sourcesUrlStr);

                        } catch (MalformedURLException e) {

                                throw new InstallerInfoFileException(

                                                "Error getting the value of the sources url property as URL: "

                                                                + sourcesUrlStr, e);

                        }

                        installerInfoResource.setSourcesURL(sourcesURL);

                } else {

                        installerInfoResource.setSourcesURL(null);

                }

                String webUrlStr = properties.getProperty(InstallerInfoTags.WEB_URL);

                if (webUrlStr != null && !webUrlStr.equals("")) {

                        URL webUrl;

                        try {

                                webUrl = new URL(webUrlStr);

                        } catch (MalformedURLException e) {

                                throw new InstallerInfoFileException(

                                                "Error getting the value of the web url property as URL: "

                                                                + webUrlStr, e);

                        }

                        installerInfoResource.setWebURL(webUrl);

                } else {

                        installerInfoResource.setWebURL(null);

                }

                String ownerURLStr = properties

                                .getProperty(InstallerInfoTags.OWNER_URL);

                if (ownerURLStr != null && !ownerURLStr.equals("")) {

                        URL ownerUrl;

                        try {

                                ownerUrl = new URL(ownerURLStr);

                        } catch (MalformedURLException e) {

                                throw new InstallerInfoFileException(

                                                "Error getting the value of the owner url property as URL: "

                                                                + ownerURLStr, e);

                        }

                        installerInfoResource.setOwnerURL(ownerUrl);

                } else {

                        installerInfoResource.setOwnerURL(null);

                }

                String categories = properties

                                .getProperty(InstallerInfoTags.CATEGORIES);

                if (categories != null && !categories.equals("")) {

                        installerInfoResource.addCategoriesAsString(categories);

                }

        }

}