mvnforumconfig.java

解觖java技术中后台无法上传数给的情况

/*
 * $Header: /cvsroot/mvnforum/mvnforum/src/com/mvnforum/MVNForumConfig.java,v 1.97 2006/04/14 17:05:25 minhnn Exp $
 * $Author: minhnn $
 * $Revision: 1.97 $
 * $Date: 2006/04/14 17:05:25 $
 *
 * ====================================================================
 *
 * Copyright (C) 2002-2006 by MyVietnam.net
 *
 * All copyright notices regarding mvnForum MUST remain 
 * intact in the scripts and in the outputted HTML.
 * The "powered by" text/logo with a link back to
 * http://www.mvnForum.com and http://www.MyVietnam.net in 
 * the footer of the pages MUST remain visible when the pages
 * are viewed on the internet or intranet.
 *
 * 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
 * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Support can be obtained from support forums at:
 * http://www.mvnForum.com/mvnforum/index
 *
 * Correspondence and Marketing Questions can be sent to:
 * info at MyVietnam net
 *
 * @author: Minh Nguyen  
 * @author: Mai  Nguyen  
 * @author: Igor Manic   
 */
package com.mvnforum;

import java.io.*;
import java.util.Locale;

import com.mvnforum.db.DAOFactory;
import freemarker.cache.FileTemplateLoader;
import freemarker.template.Configuration;
import net.myvietnam.mvncore.configuration.DOM4JConfiguration;
import net.myvietnam.mvncore.db.DBUtils;
import net.myvietnam.mvncore.exception.*;
import net.myvietnam.mvncore.info.DatabaseInfo;
import net.myvietnam.mvncore.security.FloodControl;
import net.myvietnam.mvncore.util.*;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.lucene.store.Directory;
import org.apache.lucene.store.FSDirectory;

public final class MVNForumConfig {

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

    private MVNForumConfig() {
    }

    private static final String OPTION_FILE_NAME = "mvnforum.xml";

    private static boolean m_shouldRun = true;
    public static boolean isShouldRun() {
        return m_shouldRun;
    }

    private static String  m_reason = "Normal System";
    public static String getReason() {
        return m_reason;
    }

    private static boolean m_showUserArea = true;
    public static boolean getShouldShowUserArea() {
        return m_showUserArea;
    }
    public static void setShouldShowUserArea(boolean showUserArea) {
        m_showUserArea = showUserArea;
    }

    /**
     * This method could be use to stop run the forum in some condition.
     * Some use could be a page that immediately stop the forum for security.
     * Other usage is to check to run on some environment such as Servlet 2.3 or later
     *
     * @param shouldRun boolean the new shouldRun
     * @param reason String the reason of the action, this reason will
     *               be shown in the error page
     */
    public static void setShouldRun(boolean shouldRun, String reason) {
        m_shouldRun = shouldRun;
        m_reason = reason;
    }

    private static boolean m_guestUserInDatabase = false;
    public static boolean isGuestUserInDatabase() {
        return m_guestUserInDatabase;
    }

    private static String tempDir = "";
    private static String searchPostIndexDir = "";
    private static String searchCompanyIndexDir = "";
    private static String searchMemberIndexDir = "";
    private static String attachmentDir = "";
    private static String pmAttachmentDir = "";
    private static String backupDir = "";
    private static String templateDir = "";
    private static String logDir = "";
    private static String avatarDir = "";

    private static String LOG_FILE= "";

    private static void setMVNForumHome(String home) {
        // now check the read/write permission by writing a temp file
        try {
            // always create a dir, if the dir already exitsted, nothing happen
            FileUtil.createDirs(home, true);

            String tempFilename = home + File.separatorChar + "mvnforum_tempfile.tmp";
            File tempFile = new File(tempFilename);
            if (log.isDebugEnabled()) {
                log.debug("Temp file = " + tempFilename);
                log.debug("Absolute filename of temp file = " + tempFile.getAbsolutePath());
            }

            FileOutputStream fos = new FileOutputStream(tempFilename);
            fos.write(tempFilename.getBytes());
            fos.close();

            tempFile.delete();

            // now create the dirs if not exitst
            tempDir = MVNFORUM_HOME + File.separatorChar + "temp";
            FileUtil.createDirs(tempDir, true);

            searchPostIndexDir = MVNFORUM_HOME + File.separatorChar + "search" + File.separatorChar + "post";
            FileUtil.createDirs(searchPostIndexDir, true);

            searchCompanyIndexDir = MVNFORUM_HOME + File.separatorChar + "search" + File.separatorChar + "company";
            FileUtil.createDirs(searchCompanyIndexDir, true);

            searchMemberIndexDir = MVNFORUM_HOME + File.separatorChar + "search" + File.separatorChar + "member";
            FileUtil.createDirs(searchMemberIndexDir, true);

            attachmentDir = MVNFORUM_HOME + File.separatorChar + "attachment";
            FileUtil.createDirs(attachmentDir, true);

            pmAttachmentDir = MVNFORUM_HOME + File.separatorChar + "pm_attachment";
            FileUtil.createDirs(pmAttachmentDir, true);

            backupDir = MVNFORUM_HOME + File.separatorChar + "backup";
            FileUtil.createDirs(backupDir, true);

            // this dir is created as a recommended folder to store the log files
            logDir = MVNFORUM_HOME + File.separatorChar + "log";
            FileUtil.createDirs(logDir, true);

            avatarDir = MVNFORUM_HOME + File.separatorChar + "memberavatars";
            FileUtil.createDirs(avatarDir, true);

            // this dir is created as a recommended folder to store the template files
            templateDir = MVNFORUM_HOME + File.separatorChar + "template";
            FileUtil.createDirs(templateDir, true);

            // now check the database
            DatabaseInfo databaseInfo = new DatabaseInfo();
            if (databaseInfo.getErrorMessage() != null) {
                log.fatal("Cannot get database connection. Please correct it first.");
                m_shouldRun = false;
                m_reason = "Check your database configuration. Detail : " + databaseInfo.getErrorMessage();
            } else if (DAOFactory.getMemberDAO().getNumberOfMembers() == 0) { // check if no member
                log.fatal("There are no members in database. Please correct it first.");
                m_shouldRun = false;
                m_reason = "There are no members in database.";
            } else if (databaseInfo.getDatabaseUrl().toLowerCase().startsWith("jdbc:odbc:")) {
                log.fatal("Does not support JDBC/ODBC driver. Please use other drivers.");
                m_shouldRun = false;
                m_reason = "Does not support JDBC/ODBC driver. Please use other drivers.";
            }
            // call this method will print the database type to logger with level INFO
            DBUtils.getDatabaseType();
        } catch (IOException ex) {
            log.fatal("Cannot setup the mvnForumHome folder. Please correct it first.", ex);
            m_shouldRun = false;
            m_reason = "Check your mvnForumHome. Detail : " + ex.getMessage();
        } catch (DatabaseException dbe) {
            log.fatal("Error while access database. Please correct it first.", dbe);
            m_shouldRun = false;
            m_reason = "Error while access database. Detail : " + dbe.getMessage();
        } catch (AssertionException ae) {
            // should never happen, maybe in the future we should remove the Assertion in getNumberOfBeans
            log.fatal("Assertion error. Please correct it first.", ae);
            m_shouldRun = false;
            m_reason = "Assertion error. Detail : " + ae.getMessage();
        }
    }

    private static Configuration freeMarkerConfiguration;
    public static Configuration getFreeMarkerConfiguration() {
        return freeMarkerConfiguration;
    }

    private static String MVNFORUM_HOME     = "mvnForumHome";
    public static String getMVNForumHome() {
        return MVNFORUM_HOME;
    }
    public static String getTempDir() {
        return tempDir;
    }

    public static int getSearchPostIndexType() {
        return MVNForumGlobal.SEARCH_INDEX_TYPE_DISK;
        //return MVNForumGlobal.SEARCH_INDEX_TYPE_DATABASE;
    }
    public static String getSearchPostIndexDirName() {
        if (getSearchPostIndexType() != MVNForumGlobal.SEARCH_INDEX_TYPE_DISK) {
            throw new IllegalStateException("Cannot get search index dir name because type is not disk.");
        }
        return searchPostIndexDir;
    }
    public static Directory getSearchPostIndexDir(boolean create) throws IOException {
        return FSDirectory.getDirectory(searchPostIndexDir, create);
    }
    public static Directory getSearchPostIndexDir() throws IOException {
        return FSDirectory.getDirectory(searchPostIndexDir, false);
    }
    
    public static int getSearchMemberIndexType() {
        return MVNForumGlobal.SEARCH_INDEX_TYPE_DISK;
        //return MVNForumGlobal.SEARCH_INDEX_TYPE_DATABASE;
    }
    public static String getSearchMemberIndexDirName() {
        if (getSearchMemberIndexType() != MVNForumGlobal.SEARCH_INDEX_TYPE_DISK) {
            throw new IllegalStateException("Cannot get search index dir name because type is not disk.");
        }
        return searchMemberIndexDir;
    }
    public static Directory getSearchMemberIndexDir(boolean create) throws IOException {
        return FSDirectory.getDirectory(searchMemberIndexDir, create);
    }
    public static Directory getSearchMemberIndexDir() throws IOException {
        return FSDirectory.getDirectory(searchMemberIndexDir, false);
    }
    
    public static int getSearchCompanyIndexType() {
        return MVNForumGlobal.SEARCH_INDEX_TYPE_DISK;
        //return MVNForumGlobal.SEARCH_INDEX_TYPE_DATABASE;
    }
    public static String getSearchCompanyIndexDirName() {
        if (getSearchCompanyIndexType() != MVNForumGlobal.SEARCH_INDEX_TYPE_DISK) {
            throw new IllegalStateException("Cannot get search index dir name because type is not disk.");
        }
        return searchCompanyIndexDir;
    }
    public static Directory getSearchCompanyIndexDir(boolean create) throws IOException {
        return FSDirectory.getDirectory(searchCompanyIndexDir, create);
    }
    public static Directory getSearchCompanyIndexDir() throws IOException {
        return FSDirectory.getDirectory(searchCompanyIndexDir, false);
    }

    public static String getAttachmentDir() {
        return attachmentDir;
    }
    public static String getPmAttachmentDir() {
        return pmAttachmentDir;
    }

    public static String getTemplateDir() {
        return templateDir;
    }

    public static String getBackupDir() {
        return backupDir;
    }

    public static String getLogDir() {
        return logDir;
    }

    public static String getLogFile() {
        return LOG_FILE;
    }

    public static String getAvatarDir() {
        return avatarDir;
    }

    private static String REDIRECT_LOGIN_URL = "/login";
    public static String getRedirectLoginURL() {
        return REDIRECT_LOGIN_URL;
    }

    private static String WEBMASTER_EMAIL  = "[e-mail]";
    public static String getWebMasterEmail() {
        return WEBMASTER_EMAIL;
    }

    private static String LOGO_URL         = "http://www.mvnForum.com";
    public static String getLogoUrl() {
        return LOGO_URL;
    }

    private static String[] SUPPORTED_LOCALE_NAMES = new String[0];
    private static Locale[] SUPPORTED_LOCALES = new Locale[0];
    public static String[] getSupportedLocaleNames() {
        return SUPPORTED_LOCALE_NAMES;
    }
    public static Locale[] getSupportedLocales() {
        return SUPPORTED_LOCALES;
    }

    private static String DEFAULT_LOCALE_NAME = "en";
    private static Locale DEFAULT_LOCALE      = null;
    public static String getDefaultLocaleName() {
        return DEFAULT_LOCALE_NAME;
    }
    public static Locale getDefaultLocale() {
        return DEFAULT_LOCALE;
    }

    private static String LOCALE_PARAMETER_NAME = "lang";
    public static String getLocaleParameterName() {
        return LOCALE_PARAMETER_NAME;
    }

    /**
     * Default username of a virtual Guest user. Will be overriden with the data
     * from the database, if it exists (for the Guest user).
     * Admin can give him a name he wants, like "Guest", "Anonymous", "Surfer",
     * or even use a language different than English.
     */
    private static String DEFAULT_GUEST_NAME   = "Guest";
    public static String getDefaultGuestName() {
        return DEFAULT_GUEST_NAME;
    }

    private static double DEFAULT_GUEST_TIMEZONE = 0;
    public static double getDefaultGuestTimeZone() {
        return DEFAULT_GUEST_TIMEZONE;
    }

    private static boolean ENABLE_PORTLET   = false;
    public static boolean getEnablePortlet() {
        return ENABLE_PORTLET;
    }

    /**