bulletin.java

一个日本流行的,功能较全的开源Web办公管理(Groupware)系统。

package jp.co.sjts.gsession.bulletin;

import java.util.Iterator;
import java.io.PrintWriter;
import java.io.IOException;
import java.io.File;
import java.util.Hashtable;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import javax.servlet.ServletException;
import javax.servlet.ServletConfig;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import jp.co.sjts.gsession.tools.*;

/**
 * <p>宖帵斅偺儊僀儞僋儔僗
 *
 * @author Masakatu OOKUBO   &lt;[e-mail]&gt;
 * @author Aki MATSUBARA &lt;[e-mail]&gt;
 * @author Hideyuki KITADE &lt;[e-mail]&gt;
 * @author Masako IWAMOTO &lt;[e-mail]&gt;
 */
public class Bulletin extends ModBaseServlet{

	/** */
	private Hashtable hsInitData=null;
	/** */
	private BLMainConfFile conf=null;
	/** */
	private BLUserConfFile uconf=null;
	/** */
	private BLDataFile bldata=null;
	/** */
	private BLIndexFile blindex=null;
	/** 僇儗儞僟乕僆僽僕僃僋僩 */
	private GSDate cal = null;
	/** */
	private GSHtml cnv = null;
	/** */
	private GSBinaryDownLoad temp = null;
	/** 僀儊乕僕僨傿儗僋僩儕偺URL */
	private String MapUrl = null;
	/** 儐乕僓儅僱乕僕儍乕 */
	private IUserManager UM=null;

	/**
	 * <p>弶婜壔
	 *
	 * @param config ServletConfig
	 */
	public void init(ServletConfig config) throws ServletException{
		cal = new GSDate();

		super.init(config);
		hsInitData = new Hashtable();

		try{
			// 僨乕僞奿擺梡偺僨傿儗僋僩儕傪庢摼(椺丗"c:\DATADIR\")
			String BulletinDir = getInitParameter(BLCmd.BL_DIR);
			if(BulletinDir!=null){
  				if(!BulletinDir.endsWith("/"))
  					BulletinDir+="/";
				String GroupDir = BulletinDir+"group/";
				String UserDir = BulletinDir+"user/";
				BulletinDir = BulletinDir.replace('/',File.separatorChar);
				GroupDir = GroupDir.replace('/',File.separatorChar);
				UserDir = UserDir.replace('/',File.separatorChar);

				// 僨傿儗僋僩儕偺桳岠惈傪僠僃僢僋
				try{
					File file = new File(BulletinDir);
					if(!file.exists()) {		// 僼傽僀儖偑懚嵼偡傞偐
						if(!file.mkdirs())	// 僼傽僀儖偑懚嵼偟側偄応崌偼丄嶌惉傪帋傒傞
							throw new ServletException("僨傿儗僋僩儕嶌惉偵帋傒偨偑幐攕偟傑偟偨丅");
					}
				} catch (SecurityException e) {
					throw new ServletException("傾僋僙僗尃僄儔乕:"+BulletinDir);
				}
				// 僨傿儗僋僩儕偺桳岠惈傪僠僃僢僋
				try{
					File file1 = new File(GroupDir);
					if(!file1.exists()) {		// 僼傽僀儖偑懚嵼偡傞偐
						if(!file1.mkdirs())	// 僼傽僀儖偑懚嵼偟側偄応崌偼丄嶌惉傪帋傒傞
							throw new ServletException("僨傿儗僋僩儕嶌惉偵帋傒偨偑幐攕偟傑偟偨丅");
					}
				} catch (SecurityException e) {
					throw new ServletException("傾僋僙僗尃僄儔乕:"+BulletinDir);
				}
				// 僨傿儗僋僩儕偺桳岠惈傪僠僃僢僋
				try{
					File file2 = new File(UserDir);
					if(!file2.exists()) {		// 僼傽僀儖偑懚嵼偡傞偐
						if(!file2.mkdirs())	// 僼傽僀儖偑懚嵼偟側偄応崌偼丄嶌惉傪帋傒傞
							throw new ServletException("僨傿儗僋僩儕嶌惉偵帋傒偨偑幐攕偟傑偟偨丅");
					}
				} catch (SecurityException e) {
					throw new ServletException("傾僋僙僗尃僄儔乕:"+BulletinDir);
				}

				hsInitData.put(BLCmd.BL_DIR,BulletinDir);
			}
			else
				throw new ServletException("InitParameter not find \"BulletinDir\"");

			// 儅僢僾梡偺url傪庢摼
			MapUrl = getMapURL();
			if(MapUrl!=null)
				hsInitData.put(BLCmd.BL_MAP,MapUrl);
			else
				throw new ServletException("InitParameter not find \"MapDir\"");

			// 梡偺url傪庢摼
			String HelpUrl = getHelpURL();
			if(HelpUrl!=null)
				hsInitData.put("help",HelpUrl);
			else
				throw new ServletException("InitParameter not find \"HelpUrl\"");
			// 婎杮愝掕僼傽僀儖庢摼
			conf = new BLMainConfFile((String)hsInitData.get(BLCmd.BL_DIR));
			conf.Load();

		} catch (Exception e) {
			throw new ServletException(e.toString());
		}
	}


	/**
	 * <p>僒乕僽儗僢僩廔椆帪偵屇傃弌偝傟傑偡丅
	 * <p>偙偙偱偼側偵傕偟傑偣傫丅
	 */
	public void destroy(){
		super.destroy();
	}


	/**
	 * <p>GET儕僋僄僗僩偺張棟傪峴偄傑偡丅
	 *
	 * @param hsPara  儕僋僄僗僩僷儔儊乕僞奿擺僴僢僔儏僥乕僽儖
	 * @param req     儕僋僄僗僩僆僽僕僃僋僩
	 * @param res     儗僗億儞僗僆僽僕僃僋僩
	 */
	public void GSdoGet(Hashtable hsPara,HttpServletRequest req,HttpServletResponse res)
		throws ServletException, IOException{

		try {
			// 僷儔儊乕僞側偟偺帪偼MAIN儁乕僕偲偡傞
			if(hsPara == null) {
				hsPara = new Hashtable();
				String[] value = {Integer.toString(BLCmd.BL_BULLITEN)};
				hsPara.put(BLCmd.PA_CMD,value);
				String[] value1 = {"0"};
				hsPara.put(BLCmd.PA_PAG,value1);
				hsPara.put(BLCmd.PA_GID,value1);
			}

			Dispatch(hsPara,req,res);

		} catch(Exception e) {
			log("Bulletin::GSdoGet",e);
			CreateErrorPage epage = new CreateErrorPage(CreateErrorPage.ERR
														,MapUrl,GSTool.removeParaFormURI(req.getRequestURI()));
			epage.write(req,res);
		}
	}

	/**
	 * <p>POST儕僋僄僗僩偺張棟傪峴偄傑偡丅
	 *
	 * @param hsPara  儕僋僄僗僩僷儔儊乕僞奿擺僴僢僔儏僥乕僽儖
	 * @param req     儕僋僄僗僩僆僽僕僃僋僩
	 * @param res     儗僗億儞僗僆僽僕僃僋僩
	 */
	public void GSdoPost(Hashtable hsPara,HttpServletRequest req,HttpServletResponse res)
		throws ServletException, IOException{

		try {
			// 僷儔儊乕僞側偟偺帪偼MAIN儁乕僕偲偡傞
			if(hsPara == null) {
				hsPara = new Hashtable();
				String[] value = {Integer.toString(BLCmd.BL_BULLITEN)};
				hsPara.put(BLCmd.PA_CMD,value);
				String[] value1 = {"0"};
				hsPara.put(BLCmd.PA_PAG,value1);
				hsPara.put(BLCmd.PA_GID,value1);
			}

			Dispatch(hsPara,req,res);

		} catch(Exception e) {
			log("Bulletin::GSdoPost",e);
			CreateErrorPage epage = new CreateErrorPage(CreateErrorPage.ERR
														,MapUrl,GSTool.removeParaFormURI(req.getRequestURI()));
			epage.write(req,res);
		}
	}
    
    /**
     * <p>儊僀儞夋柺傊偺弌椡傪峴偄傑偡丅
     *
     * @param mbp  MainBodyParam
     * @exception  GSExcption
     */
	public void GSMainBodyWrite(MainBodyParam mbp)
		throws GSException{
        
        PrintWriter pw = mbp.getWriter();
        String myUrl = mbp.getMyUrl();
        int uid = mbp.getUid();
        IUserManager UM = mbp.getUserManager();
           
    	String dataDir = (String)hsInitData.get(BLCmd.BL_DIR);
		// 儐乕僓乕愝掕僼傽僀儖庢摼
		uconf = new BLUserConfFile(dataDir,Integer.toString(uid));
		uconf.Load();
        // 宖帵斅僨乕僞昞帵
        Createbulletin_pop page = new Createbulletin_pop(hsInitData,uconf.GetDisplayMax(),uconf.GetGroupArray(),uid,UM);
        page.write(pw,myUrl);
	}


	/**
	 * <p>僒乕僽儗僢僩忣曬傪曉偟傑偡丅
	 *
	 * @return 僒乕僽儗僢僩忣曬
	 */
	public String getServletInfo() {
		return "Group Session Servlet ver. 1.1";
	}

	/**
	 * <p>張棟偺怳傝暘偗傪峴偄傑偡丅
	 *
	 * @param hsPara 僷儔儊乕僞奿擺僴僢僔儏僥乕僽儖
	 * @param req    儕僋僄僗僩
	 * @param res    儗僗億儞僗
	 * @exception GSException 
	 */
	private void Dispatch(Hashtable hsPara,HttpServletRequest req,HttpServletResponse res)
		throws GSException{

		String entuserid = null;
		String taitol = null;
		String messege = null;
		String tmpfile = null;
		String tmptype = null;
		String limit = null;
		String timestamp = null;
		String grpname = null;
		String selectgrp = null;

		UM = getUserManager(req);

		HttpSession session = req.getSession(false);
		Integer sessionUID = (Integer)session.getAttribute(GSBase.SESSION_PARA_UID);
		String sessionUNAME = (String)session.getAttribute(GSBase.SESSION_PARA_UNAME);

		int cmd = Integer.parseInt((String)((String[])hsPara.get(BLCmd.PA_CMD))[0]);
		String urlMap = (String)hsInitData.get(BLCmd.BL_MAP);
		String dataDir = (String)hsInitData.get(BLCmd.BL_DIR);
		CreatePage page=null;
		String[] buf;

		String url = GSTool.removeParaFormURI(req.getRequestURI());			// 2001.2.28 add ookubo

		// 儐乕僓乕愝掕僼傽僀儖庢摼
		uconf = new BLUserConfFile(dataDir,sessionUID.toString());
		uconf.Load();

		selectgrp = (String)((String[])hsPara.get(BLCmd.PA_GID))[0];

		// GROUP愝掕僼傽僀儖庢摼
		blindex = new BLIndexFile(dataDir,selectgrp);
		synchronized(blindex){
			blindex.DateChk(selectgrp);
			blindex.Save();
		}

		String strpage = (String)((String[])hsPara.get("pag"))[0];