-import java.io.*;
-import java.util.*;
-import java.net.*;
-import java.lang.reflect.*;
-import javax.servlet.*;
-import javax.servlet.http.*;
-import java.sql.*;
-
-import freemarker.template.*;
-
-import webdb.misc.*;
-import webdb.servlet.*;
-
-import mir.servlet.*;
-import mir.module.*;
-import mir.entity.*;
-import mir.storage.*;
-
-/**
- * Mir.java - main servlet, that dispatches to servletmodules
- *
- * @author RK 1999-2001
- *
- */
-
-
-public class Mir extends AbstractServlet
-{
-
- private static ModuleUsers usersModule=null;
- private static ModuleMessage messageModule=null;
- private static boolean confed=false;
-
-
- public void doGet(HttpServletRequest req, HttpServletResponse res)
- throws ServletException, IOException {
- doPost(req,res);
- }
-
- public void doPost(HttpServletRequest req, HttpServletResponse res)
- throws ServletException, IOException {
-
- long startTime = (new java.util.Date()).getTime();
- Class theServletModule;
- ServletModule smod;
- long sessionConnectTime=0;
- String http="";
-
- // get the configration
- if (!confed){
- confed = getConfig(req);
- }
-
-
- if (req.getServerPort() == 443) http="https"; else http="http";
- res.setContentType("text/html");
- String moduleName = req.getParameter("module");
- HttpSession session = req.getSession(true);
-
- if(session.getAttribute("Language")==null){
- setLanguage(req,getAcceptLanguage(req));
- }
-
- // Authentifizierung
- if (moduleName!=null && moduleName.equals("login")) {
- String user=req.getParameter("login");
- String passwd= req.getParameter("password");
- String lang = req.getParameter("lang");
- theLog.printDebugInfo("--login: evaluating for user: "+user);
- EntityUsers userEntity = allowedUser(user,passwd);
- if (userEntity==null) {
- // login failed: redirecting to login
- theLog.printWarning("--login: failed!");
- _sendLoginPage(req,res.getWriter());
- return;
- } else {
- // login successful
-
- //if accept-language!=selected language change language
- if(!getLanguage(req).equals(lang)){
- setLanguage(req,lang);
- }
-
- theLog.printInfo("--login: successful! setting uid: " + userEntity.getId());
- session.setAttribute("login.uid", userEntity);
- theLog.printDebugInfo("--login: trying to retrieve login.target");
- String target = (String)session.getAttribute("login.target");
- if (target != null) {
- theLog.printDebugInfo("Redirect: "+target);
- res.getWriter().println("<html><head><meta http-equiv=refresh content=\0421;URL="
- + res.encodeURL(http +"://" + req.getServerName()+ target)
- + "\"></head><body>going " + target + "</body></html>");
- } else {
- // redirecting to default target
- //theLog.printDebugInfo("--login: no target - redirecting to default");
- _sendStartPage(req, res.getWriter(),userEntity);
- }
- return;
- } // if login succesful
- } // if login
-
- if (moduleName!=null && moduleName.equals("logout")) {
- theLog.printDebugInfo("--logout");
- session.invalidate();
- _sendLoginPage(req,res.getWriter());
- return;
- }
-
- // Check if authed!
- EntityUsers userEntity = (EntityUsers)session.getAttribute("login.uid");
- if (userEntity == null) {
- // redirect to loginpage
- String redirectString = req.getRequestURI();
- if (req.getQueryString()!=null) redirectString += "?" + req.getQueryString();
- theLog.printDebugInfo("STORING: " + redirectString);
- session.setAttribute("login.target", redirectString);
- _sendLoginPage(req,res.getWriter());
- return;
- }
-
- // Bei blossem Serveltaufruf redirect auf Standardstarttemplate
- if (moduleName == null || moduleName.equals("")) {
- _sendStartPage(req, res.getWriter(),userEntity);
- return;
- }
-
- //From now on normal Dispatching...
- try {
- try {
- theServletModule = Class.forName("mir.servlet.ServletModule" + moduleName);
- } catch (ClassNotFoundException e) {
- // searching Servlet webdb.servlet-classes
- theServletModule = Class.forName("webdb.servlet.ServletModule" + moduleName);
- }
- //Instanciate the ServletModule
- Method m = theServletModule.getMethod("getInstance",null);
- smod = (ServletModule)m.invoke(null,null);
- ServletModuleDispatch.dispatch(smod,req,res);
- }
- catch (NoSuchMethodException e) { handleError( res.getWriter(), "ServletModule" + moduleName + " getInstance() nicht gefunden."); }
- catch (InvocationTargetException e) { handleError( res.getWriter(), "ServletModule" + moduleName + " target nicht gefunden."); }
- catch (ClassNotFoundException e) { handleError( res.getWriter(), "ServletModule" + moduleName + " nicht gefunden."); }
- catch (IllegalArgumentException e) { handleError( res.getWriter(), "ServletModule" + moduleName + " nicht gefunden."); }
- catch (ServletModuleException e){ handleError(res.getWriter(), "ServletException in Module ServletModule" + moduleName + " -- " + e.toString()); }
- catch (IllegalAccessException e){
- handleError(res.getWriter(), "Kein Zugriff auf Klasse ServletModule" + moduleName + " -- " + e.toString()); }
-
- // timing...
- sessionConnectTime = new java.util.Date().getTime() - startTime;
- theLog.printInfo("EXECTIME (" + moduleName + "): " + sessionConnectTime + " ms");
- }
-
- private void handleError(PrintWriter out, String errorString) {
- try {
- theLog.printError(errorString);
- SimpleHash modelRoot = new SimpleHash();
- modelRoot.put("errorstring", new SimpleScalar(errorString));
- modelRoot.put("date", new SimpleScalar(StringUtil.date2readableDateTime(new GregorianCalendar())));
- HTMLTemplateProcessor.process(Configuration.getProperty("Mir.ErrorTemplate"),modelRoot,out);
- out.close();
- }
- catch (Exception e) {
- System.err.println("Fehler in ErrorTemplate");
- }
- }
-
- /**
- * evaluate login for user / password
- */
- protected EntityUsers allowedUser(String user, String password) {
- try {
- if (usersModule == null) usersModule = new ModuleUsers(DatabaseUsers.getInstance());
- return usersModule.getUserForLogin(user, password);
- }
- catch(Exception e) { theLog.printDebugInfo(e.toString()); return null; }
- }
-
- // Redirect-methods
- private void _sendLoginPage(HttpServletRequest req, PrintWriter out) {
- String loginTemplate = "login.template";
- try {
- theLog.printDebugInfo("login: "+lang);
- if(lang==null){
- lang=getAcceptLanguage(req);
- }
- HTMLTemplateProcessor.process(lang+"/"+loginTemplate, new SimpleHash(), out);
- } catch(HTMLParseException e) {
- handleError( out, "fehler in logintemplate.");
- }
- }
-
- private void _sendStartPage(HttpServletRequest req,PrintWriter out, EntityUsers userEntity) {
- String startTemplate = "start_admin.template";
- try {
- // merge with logged in user and messages
- SimpleHash mergeData = new SimpleHash();
- mergeData.put("login_user", HTMLTemplateProcessor.makeSimpleHash(userEntity));
- if (messageModule == null) messageModule = new ModuleMessage(DatabaseMessages.getInstance());
- mergeData.put("messages", HTMLTemplateProcessor.makeSimpleList(messageModule.getByWhereClause(null, "webdb_create desc",0,10)));
- HTMLTemplateProcessor.process(getLanguage(req)+"/"+startTemplate, mergeData,out);
- }
- catch(Exception e) {
- handleError( out, "error while trying to send startpage. " + e.toString());
- }
- }
-
- public String getServletInfo(){ return "Mir 1.0 rev02 multilanguage"; }
-
-}
-
+/*\r
+ * Copyright (C) 2001, 2002 The Mir-coders group\r
+ *\r
+ * This file is part of Mir.\r
+ *\r
+ * Mir is free software; you can redistribute it and/or modify\r
+ * it under the terms of the GNU General Public License as published by\r
+ * the Free Software Foundation; either version 2 of the License, or\r
+ * (at your option) any later version.\r
+ *\r
+ * Mir is distributed in the hope that it will be useful,\r
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
+ * GNU General Public License for more details.\r
+ *\r
+ * You should have received a copy of the GNU General Public License\r
+ * along with Mir; if not, write to the Free Software\r
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA\r
+ *\r
+ * In addition, as a special exception, The Mir-coders gives permission to link\r
+ * the code of this program with any library licensed under the Apache Software License,\r
+ * The Sun (tm) Java Advanced Imaging library (JAI), The Sun JIMI library\r
+ * (or with modified versions of the above that use the same license as the above),\r
+ * and distribute linked combinations including the two. You must obey the\r
+ * GNU General Public License in all respects for all of the code used other than\r
+ * the above mentioned libraries. If you modify this file, you may extend this\r
+ * exception to your version of the file, but you are not obligated to do so.\r
+ * If you do not wish to do so, delete this exception statement from your version.\r
+ */\r
+\r
+import java.io.IOException;\r
+import java.lang.reflect.Method;\r
+import java.util.*;\r
+import java.util.HashMap;\r
+import java.util.Iterator;\r
+import java.util.List;\r
+import java.util.Locale;\r
+import java.util.Map;\r
+import java.util.Vector;\r
+import javax.servlet.ServletConfig;\r
+import javax.servlet.ServletException;\r
+import javax.servlet.UnavailableException;\r
+import javax.servlet.http.HttpServletRequest;\r
+import javax.servlet.http.HttpServletResponse;\r
+import javax.servlet.http.HttpSession;\r
+\r
+import org.apache.struts.util.MessageResources;\r
+import mir.config.MirPropertiesConfiguration;\r
+import mir.servlet.AbstractServlet;\r
+import mir.servlet.ServletModule;\r
+import mir.servlet.ServletModuleDispatch;\r
+import mir.servlet.ServletModuleExc;\r
+import mir.servlet.ServletModuleUserExc;\r
+import mir.util.ExceptionFunctions;\r
+import mir.util.StringRoutines;\r
+import mircoders.entity.EntityUsers;\r
+import mircoders.global.MirGlobal;\r
+import mircoders.module.ModuleMessage;\r
+import mircoders.module.ModuleUsers;\r
+import mircoders.servlet.ServletHelper;\r
+import mircoders.storage.DatabaseUsers;\r
+\r
+\r
+\r
+\r
+/**\r
+ * Mir.java - main servlet, that dispatches to servletmodules\r
+ *\r
+ * @author $Author: zapata $\r
+ * @version $Id: Mir.java,v 1.50 2003/09/03 18:29:01 zapata Exp $\r
+ *\r
+ */\r
+public class Mir extends AbstractServlet {\r
+ private static ModuleUsers usersModule = null;\r
+ private static ModuleMessage messageModule = null;\r
+ private final static Map servletModuleInstanceHash = new HashMap();\r
+ private static Locale fallbackLocale = null;\r
+\r
+ private static List loginLanguages = null;\r
+\r
+ protected List getLoginLanguages() throws ServletException {\r
+ synchronized (Mir.class) {\r
+ try {\r
+ if (loginLanguages == null) {\r
+ MessageResources messageResources =\r
+ MessageResources.getMessageResources("bundles.adminlocal");\r
+ MessageResources messageResources2 =\r
+ MessageResources.getMessageResources("bundles.admin");\r
+\r
+ List languages =\r
+ StringRoutines.splitString(MirGlobal.config().getString("Mir.Login.Languages", "en"), ";");\r
+\r
+ loginLanguages = new Vector();\r
+\r
+ Iterator i = languages.iterator();\r
+\r
+ while (i.hasNext()) {\r
+ String code = (String) i.next();\r
+ Locale locale = new Locale(code, "");\r
+ String name = messageResources.getMessage(locale, "languagename");\r
+\r
+ if (name == null) {\r
+ name = messageResources2.getMessage(locale, "languagename");\r
+ }\r
+\r
+ if (name == null) {\r
+ name = code;\r
+ }\r
+\r
+ Map record = new HashMap();\r
+ record.put("name", name);\r
+ record.put("code", code);\r
+ loginLanguages.add(record);\r
+ }\r
+ }\r
+\r
+ return loginLanguages;\r
+ }\r
+ catch (Throwable t) {\r
+ throw new ServletException(t.getMessage());\r
+ }\r
+ }\r
+ }\r
+\r
+ public void init(ServletConfig config) throws ServletException {\r
+ super.init(config);\r
+\r
+ usersModule = new ModuleUsers(DatabaseUsers.getInstance());\r
+ }\r
+\r
+ protected String getDefaultLanguage(HttpServletRequest aRequest) {\r
+ String defaultlanguage =\r
+ MirGlobal.config().getString("Mir.Login.DefaultLanguage", "");\r
+\r
+ if (defaultlanguage.length() == 0) {\r
+ Locale locale = aRequest.getLocale();\r
+ defaultlanguage = locale.getLanguage();\r
+ }\r
+\r
+ return defaultlanguage;\r
+ }\r
+\r
+ protected synchronized Locale getFallbackLocale() throws ServletException {\r
+ try {\r
+ if (fallbackLocale == null) {\r
+ fallbackLocale = new Locale(MirPropertiesConfiguration.instance().getString("Mir.Admin.FallbackLanguage", "en"), "");\r
+ }\r
+ }\r
+ catch (Throwable t) {\r
+ throw new ServletException(t.getMessage());\r
+ }\r
+\r
+ return fallbackLocale;\r
+ }\r
+\r
+ public EntityUsers checkCredentials(HttpServletRequest aRequest) throws ServletException {\r
+ try {\r
+ EntityUsers user = ServletHelper.getUser(aRequest);\r
+\r
+ String username = aRequest.getParameter("login");\r
+ String password = aRequest.getParameter("password");\r
+\r
+ if (username != null && password != null) {\r
+ user = usersModule.getUserForLogin(username, password);\r
+\r
+\r
+ ServletHelper.setUser(aRequest, user);\r
+ }\r
+\r
+ return user;\r
+ }\r
+ catch (Throwable t) {\r
+ t.printStackTrace();\r
+\r
+ throw new ServletException(t.toString());\r
+ }\r
+ }\r
+\r
+ public void process(HttpServletRequest aRequest, HttpServletResponse aResponse) throws ServletException, IOException, UnavailableException {\r
+ try {\r
+ long startTime = System.currentTimeMillis();\r
+ long sessionConnectTime = 0;\r
+\r
+ HttpSession session = aRequest.getSession(true);\r
+ setNoCaching(aResponse);\r
+ Locale locale = new Locale(getDefaultLanguage(aRequest), "");\r
+ aResponse.setContentType("text/html; charset=" +\r
+ configuration.\r
+ getString("Mir.DefaultHTMLCharset", "UTF-8"));\r
+\r
+ EntityUsers userEntity = checkCredentials(aRequest);\r
+\r
+ if (userEntity == null) {\r
+ String queryString = aRequest.getQueryString();\r
+\r
+ if ( (queryString != null) && (queryString.length() != 0) && session.getAttribute("login.target") == null &&\r
+ (aRequest.getParameter("module")==null ||\r
+ (!aRequest.getParameter("module").equals("login") && !aRequest.getParameter("module").equals("logout")))) {\r
+ session.setAttribute("login.target", queryString);\r
+ }\r
+\r
+ _sendLoginPage(aResponse, aRequest);\r
+ }\r
+ else {\r
+ String moduleName = aRequest.getParameter("module");\r
+ checkLanguage(session, aRequest);\r
+\r
+ if ( ( (moduleName == null) || moduleName.equals(""))) {\r
+ moduleName="Admin";\r
+ }\r
+\r
+\r
+ if (moduleName.equals("login")) {\r
+ String target = (String) session.getAttribute("login.target");\r
+\r
+ if (target != null) {\r
+ ServletHelper.redirect(aResponse, target);\r
+ }\r
+ else {\r
+ ServletHelper.redirect(aResponse, "");\r
+ }\r
+ }\r
+ else if (moduleName.equals("logout")) {\r
+ logger.info(userEntity.getValue("login") + " has logged out");\r
+ session.invalidate();\r
+ _sendLoginPage(aResponse, aRequest);\r
+ return;\r
+ }\r
+ else {\r
+ try {\r
+ ServletModule servletModule = getServletModuleForName(moduleName);\r
+ ServletModuleDispatch.dispatch(servletModule, aRequest, aResponse);\r
+\r
+ sessionConnectTime = System.currentTimeMillis() - startTime;\r
+ logger.info("EXECTIME (" + moduleName + "): " + sessionConnectTime + " ms");\r
+ }\r
+ catch (Throwable e) {\r
+ Throwable cause = ExceptionFunctions.traceCauseException(e);\r
+\r
+ if (cause instanceof ServletModuleUserExc)\r
+ handleUserError(aRequest, aResponse, (ServletModuleUserExc) cause);\r
+ else\r
+ handleError(aRequest, aResponse, cause);\r
+ }\r
+\r
+ if (aRequest.getParameter("killsession")!=null)\r
+ aRequest.getSession().invalidate();\r
+ }\r
+ }\r
+ }\r
+ catch (Throwable t) {\r
+ t.printStackTrace();\r
+\r
+ throw new ServletException(t.toString());\r
+ }\r
+ }\r
+\r
+ /**\r
+ * caching routine to get a module for a module name\r
+ *\r
+ * @param moduleName the module name\r
+ * @return the requested module\r
+ * @throws ServletModuleExc\r
+ */\r
+\r
+ private static ServletModule getServletModuleForName(String moduleName) throws ServletModuleExc {\r
+ // Instance in Map ?\r
+ if (!servletModuleInstanceHash.containsKey(moduleName)) {\r
+ // was not found in hash...\r
+ try {\r
+ Class theServletModuleClass = null;\r
+\r
+ try {\r
+ // first we try to get ServletModule from stern.che3.servlet\r
+ theServletModuleClass =\r
+ Class.forName("mircoders.servlet.ServletModule" + moduleName);\r
+ }\r
+ catch (ClassNotFoundException e) {\r
+ // on failure, we try to get it from lib-layer\r
+ theServletModuleClass =\r
+ Class.forName("mir.servlet.ServletModule" + moduleName);\r
+ }\r
+\r
+ Method m = theServletModuleClass.getMethod("getInstance", null);\r
+ ServletModule smod = (ServletModule) m.invoke(null, null);\r
+\r
+ // we put it into map for further reference\r
+ servletModuleInstanceHash.put(moduleName, smod);\r
+\r
+ return smod;\r
+ }\r
+ catch (Exception e) {\r
+ throw new ServletModuleExc("*** error resolving classname for " + moduleName + " -- " + e.getMessage());\r
+ }\r
+ }\r
+ else {\r
+ return (ServletModule) servletModuleInstanceHash.get(moduleName);\r
+ }\r
+ }\r
+\r
+ private void handleUserError(HttpServletRequest aRequest, HttpServletResponse aResponse, ServletModuleUserExc anException) {\r
+ try {\r
+ logger.info("user error: " + anException.getMessage());\r
+\r
+ Map responseData = ServletHelper.makeGenerationData(aRequest, aResponse, new Locale[] {getLocale(aRequest), getFallbackLocale()});\r
+\r
+ MessageResources messages = MessageResources.getMessageResources("bundles.admin");\r
+ responseData.put("errorstring", messages.getMessage(getLocale(aRequest), anException.getMessage(), anException.getParameters()));\r
+ responseData.put("date", new GregorianCalendar().getTime());\r
+\r
+ ServletHelper.generateResponse(aResponse.getWriter(), responseData, MirPropertiesConfiguration.instance().getString("Mir.UserErrorTemplate"));\r
+ }\r
+ catch (Throwable e) {\r
+ logger.error("Error handling user error" + e.toString());\r
+ }\r
+ }\r
+\r
+ private void handleError(HttpServletRequest aRequest, HttpServletResponse aResponse, Throwable anException) {\r
+ try {\r
+ logger.error("error: " + anException);\r
+\r
+ Map responseData = ServletHelper.makeGenerationData(aRequest, aResponse, new Locale[] {getLocale(aRequest), getFallbackLocale()});\r
+\r
+ responseData.put("errorstring", anException.toString());\r
+ responseData.put("date", new GregorianCalendar().getTime());\r
+\r
+ ServletHelper.generateResponse(aResponse.getWriter(), responseData, MirPropertiesConfiguration.instance().getString("Mir.ErrorTemplate"));\r
+ }\r
+ catch (Throwable e) {\r
+ logger.error("Error handling error: " + e.toString());\r
+ }\r
+ }\r
+\r
+ // Redirect-methods\r
+ private void _sendLoginPage(HttpServletResponse aResponse, HttpServletRequest aRequest) {\r
+ String loginTemplate = configuration.getString("Mir.LoginTemplate");\r
+\r
+ try {\r
+ Map responseData = ServletHelper.makeGenerationData(aRequest, aResponse, new Locale[] {getLocale(aRequest), getFallbackLocale()});\r
+\r
+ responseData.put("defaultlanguage", getDefaultLanguage(aRequest));\r
+ responseData.put("languages", getLoginLanguages());\r
+\r
+ ServletHelper.generateResponse(aResponse.getWriter(), responseData, loginTemplate);\r
+ }\r
+ catch (Throwable e) {\r
+ handleError(aRequest, aResponse, e);\r
+ }\r
+ }\r
+\r
+ public String getServletInfo() {\r
+ return "Mir " + configuration.getString("Mir.Version");\r
+ }\r
+}\r
projects / mir.git / blobdiff