-/*
- * Copyright (C) 2001, 2002 The Mir-coders group
- *
- * This file is part of Mir.
- *
- * Mir 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.
- *
- * Mir 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 Mir; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * In addition, as a special exception, The Mir-coders gives permission to link
- * the code of this program with the com.oreilly.servlet library, any library
- * licensed under the Apache Software License, The Sun (tm) Java Advanced
- * Imaging library (JAI), The Sun JIMI library (or with modified versions of
- * the above that use the same license as the above), and distribute linked
- * combinations including the two. You must obey the GNU General Public
- * License in all respects for all of the code used other than the above
- * mentioned libraries. If you modify this file, you may extend this exception
- * to your version of the file, but you are not obligated to do so. If you do
- * not wish to do so, delete this exception statement from your version.
- */
-
-package mircoders.global;
-
-import mir.misc.*;
-import mircoders.localizer.*;
-
-public class MirGlobal {
- static private MirConfig configuration;
- static private MirLocalizer localizer;
- static private ProducerEngine producerEngine;
-
- public static MirLocalizer localizer() {
- String localizerClassName;
- Class localizerClass;
-
- if (localizer == null ) {
- synchronized(MirGlobal.class) {
- if (localizer == null ) {
- localizerClassName = getConfigPropertyWithDefault("Mir.Localizer", "mirlocal.loaclizer.basic.MirBasicLocalizer");
-
- try {
- localizerClass = Class.forName(localizerClassName);
- }
- catch (Throwable t) {
- throw new ConfigException("localizer class '" + localizerClassName + "' not found: " + t.toString());
- }
-
- if (!(MirLocalizer.class.isAssignableFrom(localizerClass)))
- throw new ConfigException("localizer class '" + localizerClassName + "' is not assignable from MirLocalizer");
-
- try {
- localizer = new MirCachingLocalizerDecorator((MirLocalizer) localizerClass.newInstance());
- }
- catch (Throwable t) {
- throw new ConfigException("localizer class '" + localizerClassName + "' cannot be instantiated: " + t.toString());
- }
- }
- }
- }
-
- return localizer;
- }
-
- public static MirConfig config() {
- if (configuration == null) {
- configuration = new MirConfig();
- }
-
- return configuration;
- }
-
- public static ProducerEngine producerEngine() {
- if (producerEngine == null) {
- producerEngine = new ProducerEngine();
- }
-
- return producerEngine;
- }
-
- public static String getConfigPropertyWithDefault(String aPropertyName, String aDefault) {
- String result;
-
- result = config().getProp(aPropertyName);
-
- if (result==null)
- result = aDefault;
-
- return result;
- }
-
- public static String getConfigProperty(String aPropertyName) {
- String result;
-
- result = config().getProp(aPropertyName);
-
- if (result==null)
- throw new ConfigException("Property '" + aPropertyName + "' not present");
-
- return result;
- }
-
- public static int getConfigIntegerProperty(String aPropertyName) {
- String result;
-
- result = config().getProp(aPropertyName);
-
- return Integer.parseInt(result);
- }
-
- public static boolean getConfigBooleanProperty(String aPropertyName) {
- String result;
-
- result = config().getProp(aPropertyName);
-
- if (result==null)
- throw new ConfigException("Boolean property '" + aPropertyName + "' not present");
-
- return (result.equals("yes") || result.equals("1"));
- }
-}
+/*\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
+package mircoders.global;\r
+\r
+import java.util.HashMap;\r
+import java.util.Iterator;\r
+import java.util.List;\r
+import java.util.Map;\r
+import java.util.Vector;\r
+\r
+import mir.bundle.BasicBundleFactory;\r
+import mir.bundle.BundleFactory;\r
+import mir.bundle.CascadingBundleFactory;\r
+import mir.bundle.PropertiesFileBundleLoader;\r
+import mir.config.MirPropertiesConfiguration;\r
+import mir.entity.adapter.EntityAdapter;\r
+import mir.log.LoggerEngine;\r
+import mir.log.LoggerWrapper;\r
+import mir.misc.ConfigException;\r
+import mircoders.accesscontrol.AccessControl;\r
+import mircoders.entity.EntityComment;\r
+import mircoders.entity.EntityContent;\r
+import mircoders.entity.EntityUsers;\r
+import mircoders.localizer.MirAdminInterfaceLocalizer;\r
+import mircoders.localizer.MirCachingLocalizerDecorator;\r
+import mircoders.localizer.MirLocalizer;\r
+\r
+public class MirGlobal {\r
+ static private MirLocalizer localizer;\r
+ static private ProducerEngine producerEngine;\r
+ static private Abuse abuse;\r
+ static private MRUCache mruCache;\r
+ static private AccessControl accessControl;\r
+ static private Map articleOperations;\r
+ static private Map commentOperations;\r
+ static private Map loggedInUsers = new HashMap();\r
+ static private Map loggedInUserIds = new HashMap();\r
+ static private LoggerWrapper logger = new LoggerWrapper("Global");\r
+ static private LoggerWrapper adminUsageLogger = new LoggerWrapper("AdminUsage");\r
+// static private ChangeEngine changeEngine = new ChangeEngine();\r
+ static private DatabaseEngine databaseEngine;\r
+\r
+ static private BundleFactory bundleFactory =\r
+ new CascadingBundleFactory(\r
+ new BasicBundleFactory(\r
+ new PropertiesFileBundleLoader(\r
+ config().getHome())));\r
+\r
+ public synchronized static MirLocalizer localizer() {\r
+ String localizerClassName;\r
+ Class localizerClass;\r
+\r
+ if (localizer == null ) {\r
+ localizerClassName = config().getString("Mir.Localizer", "mirlocal.localizer.basic.MirBasicLocalizer");\r
+\r
+ try {\r
+ localizerClass = Class.forName(localizerClassName);\r
+ }\r
+ catch (Throwable t) {\r
+ throw new ConfigException("localizer class '" +\r
+ localizerClassName + "' not found: " + t.toString());\r
+ }\r
+\r
+ if (!(MirLocalizer.class.isAssignableFrom(localizerClass)))\r
+ throw new ConfigException("localizer class '" +\r
+ localizerClassName + "' is not assignable from MirLocalizer");\r
+\r
+ try {\r
+ localizer = new MirCachingLocalizerDecorator((MirLocalizer) localizerClass.newInstance());\r
+ }\r
+ catch (Throwable t) {\r
+ throw new ConfigException("localizer class '" +\r
+ localizerClassName + "' cannot be instantiated: " + t.toString());\r
+ }\r
+ }\r
+\r
+ return localizer;\r
+ }\r
+\r
+ /**\r
+ * Returns a string that provides some global status information\r
+ */\r
+ public static String getStatus() {\r
+ StringBuffer result = new StringBuffer();\r
+\r
+ result.append((Runtime.getRuntime().totalMemory()-Runtime.getRuntime().freeMemory())/(1024*1024));\r
+ result.append("M in use, ");\r
+ result.append(Thread.currentThread().activeCount()).append(" threads, ");\r
+ result.append(getDatabaseEngine().getStatus());\r
+\r
+ return result.toString();\r
+ }\r
+\r
+ public synchronized static Abuse abuse() {\r
+ if (abuse==null)\r
+ abuse = new Abuse();\r
+\r
+ return abuse;\r
+ }\r
+\r
+ /**\r
+ * returns the global change engine (used to track changed files)\r
+ */\r
+// public static ChangeEngine getChangeEngine() {\r
+// return changeEngine;\r
+// }\r
+\r
+ public static MirPropertiesConfiguration config() {\r
+ return MirPropertiesConfiguration.instance();\r
+ }\r
+\r
+ public synchronized static DatabaseEngine getDatabaseEngine() {\r
+ if (databaseEngine==null)\r
+ databaseEngine = new DatabaseEngine();\r
+\r
+ return databaseEngine;\r
+ }\r
+\r
+ public static ProducerEngine getProducerEngine() {\r
+ if (producerEngine == null) {\r
+ producerEngine = new ProducerEngine();\r
+ }\r
+\r
+ return producerEngine;\r
+ }\r
+\r
+ public static MRUCache mruCache() {\r
+ synchronized(MirGlobal.class) {\r
+ if (mruCache == null) {\r
+ mruCache = new MRUCache();\r
+ }\r
+ return mruCache;\r
+ }\r
+ }\r
+\r
+ public static synchronized AccessControl accessControl() {\r
+ if (accessControl == null) {\r
+ accessControl=new AccessControl();\r
+ }\r
+\r
+ return accessControl;\r
+ }\r
+\r
+ public static void performArticleOperation(EntityUsers aUser, EntityContent anArticle, String anOperation) {\r
+ MirAdminInterfaceLocalizer.MirSimpleEntityOperation operation = getArticleOperationForName(anOperation);\r
+\r
+ try {\r
+ EntityAdapter user = null;\r
+ if (aUser!=null)\r
+ user = localizer().dataModel().adapterModel().makeEntityAdapter("user", aUser);\r
+\r
+ if (operation!=null)\r
+ operation.perform(\r
+ user,\r
+ localizer().dataModel().adapterModel().makeEntityAdapter("content", anArticle));\r
+ }\r
+ catch (Throwable t) {\r
+ t.printStackTrace(logger.asPrintWriter(LoggerWrapper.DEBUG_MESSAGE));\r
+\r
+ throw new RuntimeException(t.toString());\r
+ }\r
+ }\r
+\r
+ public static void performCommentOperation(EntityUsers aUser, EntityComment aComment, String anOperation) {\r
+ MirAdminInterfaceLocalizer.MirSimpleEntityOperation operation = getCommentOperationForName(anOperation);\r
+\r
+ try {\r
+ EntityAdapter user = null;\r
+ if (aUser!=null)\r
+ user = localizer().dataModel().adapterModel().makeEntityAdapter("user", aUser);\r
+\r
+ if (operation!=null)\r
+ operation.perform(\r
+ user,\r
+ localizer().dataModel().adapterModel().makeEntityAdapter("comment", aComment));\r
+ }\r
+ catch (Throwable t) {\r
+ throw new RuntimeException(t.toString());\r
+ }\r
+ }\r
+\r
+ private synchronized static MirAdminInterfaceLocalizer.MirSimpleEntityOperation\r
+ getArticleOperationForName(String aName) {\r
+ try {\r
+ if (articleOperations == null) {\r
+ articleOperations = new HashMap();\r
+ Iterator i = localizer().adminInterface().simpleArticleOperations().iterator();\r
+ while (i.hasNext()) {\r
+ MirAdminInterfaceLocalizer.MirSimpleEntityOperation operation =\r
+ (MirAdminInterfaceLocalizer.MirSimpleEntityOperation) i.next();\r
+ articleOperations.put(operation.getName(), operation);\r
+ }\r
+ }\r
+\r
+ return (MirAdminInterfaceLocalizer.MirSimpleEntityOperation) articleOperations.get(aName);\r
+ }\r
+ catch (Throwable t) {\r
+ throw new RuntimeException(t.toString());\r
+ }\r
+ }\r
+\r
+ private synchronized static MirAdminInterfaceLocalizer.MirSimpleEntityOperation\r
+ getCommentOperationForName(String aName) {\r
+ try {\r
+ if (commentOperations == null) {\r
+ commentOperations = new HashMap();\r
+ Iterator i = localizer().adminInterface().simpleCommentOperations().iterator();\r
+ while (i.hasNext()) {\r
+ MirAdminInterfaceLocalizer.MirSimpleEntityOperation operation =\r
+ (MirAdminInterfaceLocalizer.MirSimpleEntityOperation) i.next();\r
+ commentOperations.put(operation.getName(), operation);\r
+ }\r
+ }\r
+\r
+ return (MirAdminInterfaceLocalizer.MirSimpleEntityOperation) commentOperations.get(aName);\r
+ }\r
+ catch (Throwable t) {\r
+ throw new RuntimeException(t.toString());\r
+ }\r
+ }\r
+\r
+ public static boolean isUserLoggedIn(String anId) {\r
+ synchronized (loggedInUserIds) {\r
+ return loggedInUserIds.containsKey(anId);\r
+ }\r
+ }\r
+\r
+ public static List getLoggedInUsers() {\r
+ List result = new Vector();\r
+\r
+ synchronized (loggedInUsers) {\r
+ Iterator i = loggedInUsers.entrySet().iterator();\r
+\r
+ while (i.hasNext()) {\r
+ Map.Entry entry = (Map.Entry) i.next();\r
+\r
+ Map item = new HashMap();\r
+ item.put("name", entry.getKey());\r
+ item.put("count", entry.getValue());\r
+ result.add(item);\r
+ }\r
+ }\r
+\r
+ return result;\r
+ }\r
+\r
+ public static BundleFactory getBundleFactory() {\r
+ return bundleFactory;\r
+ }\r
+\r
+ public static void registerLogin(String aName, String anId) {\r
+ modifyLoggedInCount(aName, anId, 1);\r
+ }\r
+\r
+ public static void registerLogout(String aName, String anId) {\r
+ modifyLoggedInCount(aName, anId, -1);\r
+ }\r
+\r
+ private static void modifyLoggedInCount(String aName, String anId, int aModifier) {\r
+ synchronized (loggedInUsers) {\r
+ Integer count = (Integer) loggedInUsers.get(aName);\r
+ if (count==null)\r
+ count = new Integer(0);\r
+\r
+ if (count.intValue()+aModifier<=0) {\r
+ loggedInUsers.remove(aName);\r
+ }\r
+ else {\r
+ loggedInUsers.put(aName, new Integer(count.intValue() + aModifier));\r
+ }\r
+ }\r
+\r
+ synchronized (loggedInUserIds) {\r
+ Integer count = (Integer) loggedInUserIds.get(anId);\r
+ if (count==null)\r
+ count = new Integer(0);\r
+\r
+ if (count.intValue()+aModifier<=0) {\r
+ loggedInUserIds.remove(anId);\r
+ }\r
+ else {\r
+ loggedInUserIds.put(anId, new Integer(count.intValue() + aModifier));\r
+ }\r
+ }\r
+ }\r
+\r
+ /**\r
+ * Called whenever a modifying admin action occurs. Used to log\r
+ * the action, if admin activity logging is turned on,\r
+ */\r
+ public static void logAdminUsage(EntityUsers aUser, String anObject, String aDescription) {\r
+ try {\r
+ if (config().getString("Mir.Admin.LogAdminActivity", "0").equals("1")) {\r
+ String user = "unknown (" + aUser.toString() + ")";\r
+ if (aUser != null)\r
+ user = aUser.getFieldValue("login");\r
+ adminUsageLogger.info(user + " | " + anObject + " | " + aDescription);\r
+ }\r
+ }\r
+ catch (Throwable t) {\r
+ logger.error("Error while logging admin usage ("+\r
+ aUser.toString()+", "+aDescription+"): " +t.toString());\r
+ }\r
+ }\r
+\r
+ /**\r
+ * Reloads all reloadable configurations, such as the producer subsystem.\r
+ */\r
+ public static void reloadConfigurations() throws MirGlobalExc, MirGlobalFailure {\r
+ getProducerEngine().reloadConfiguration();\r
+ try {\r
+ LoggerEngine.reload();\r
+ }\r
+ catch (Throwable e) {\r
+ throw new MirGlobalFailure(e);\r
+ }\r
+ getBundleFactory().reload();\r
+ }\r
+}\r
+\r
+\r