Modified install4j file; added support for plugin servlet filters (JM-718).

git-svn-id: http://svn.igniterealtime.org/svn/repos/wildfire/trunk@4015 b35dd754-fafc-0310-a699-88a17e54d16e

build/installer/wildfire.install4j

 <?xml version="1.0" encoding="UTF-8"?>
-<install4j version="3.2.2">
+<install4j version="3.2.4">
   <directoryPresets config="../../target/release/wildfire/lib" />
   <application name="%APP_NAME%" distributionSourceDir="" applicationId="%APPLICATION_ID%" mediaDir="../../target/release" mediaFilePattern="%FILE_PREFIX%_%VERSION_MAJOR%_%VERSION_MINOR%_%VERSION_REVISION%" compression="9" lzmaCompression="true" keepModificationTimes="true" shortName="%APP_SHORT_NAME%" publisher="%PUBLISHER%" publisherWeb="%PUBLISHER_URL%" version="%VERSION_MAJOR%.%VERSION_MINOR%.%VERSION_REVISION%" allPathsRelative="true" backupOnSave="false" autoSave="true" macSignature="????" javaMinVersion="1.5" javaMaxVersion="" allowBetaVM="false">
     <searchSequence>
@@ -8,8 +8,8 @@
       <envVar name="JDK_HOME" />
     </searchSequence>
     <variables>
-      <variable name="VERSION_MAJOR" value="2" />
-      <variable name="VERSION_MINOR" value="4" />
+      <variable name="VERSION_MAJOR" value="3" />
+      <variable name="VERSION_MINOR" value="0" />
       <variable name="VERSION_REVISION" value="0" />
       <variable name="APP_NAME" value="Wildfire" />
       <variable name="APP_SHORT_NAME" value="wildfire" />
@@ -170,7 +170,7 @@
     <customScreens />
   </installerGui>
   <mediaSets>
-    <win32 name="Windows" id="3" mediaFileName="" installDir="%WINDOWS_INSTALL_DIR%" allLaunchers="false" includedJRE="windows-x86-1.5.0_06_server" manualJREEntry="false" bundleType="1" jreURL="" jreFtpURL="" jreShared="false" customInstallBaseDir="" allowUserStartAfterFinish="true" launchExecutableId="12" createUninstallIcon="true" overrideLicenseFile="false" licenseFile="" overridePreInformationFile="false" preInformationFile="" overridePostInformationFile="false" postInformationFile="" adminRequired="true" languageID="en" modeDesktopIcon="1" desktopLauncherId="12" programGroup="%APP_NAME%" allowUserDisableStartMenuCreation="true" reboot="false" rebootUninstaller="false" modeQuickLaunchIon="1">
+    <win32 name="Windows" id="3" mediaFileName="" installDir="%WINDOWS_INSTALL_DIR%" allLaunchers="false" includedJRE="windows-x86-1.5.0_07_server" manualJREEntry="false" bundleType="1" jreURL="" jreFtpURL="" jreShared="false" customInstallBaseDir="" allowUserStartAfterFinish="true" launchExecutableId="12" createUninstallIcon="true" overrideLicenseFile="false" licenseFile="" overridePreInformationFile="false" preInformationFile="" overridePostInformationFile="false" postInformationFile="" adminRequired="true" languageID="en" modeDesktopIcon="1" desktopLauncherId="12" programGroup="%APP_NAME%" allowUserDisableStartMenuCreation="true" reboot="false" rebootUninstaller="false" modeQuickLaunchIon="1">
       <selectedLaunchers>
         <launcher id="2" />
         <launcher id="12" />
@@ -190,7 +190,7 @@
         <entry name="Readme" target="README.html" icon="" />
       </additionalStartMenuEntries>
     </win32>
-    <linuxRPM name="Linux RPM" id="18" mediaFileName="" installDir="/opt/%UNIX_INSTALL_DIR%" allLaunchers="false" includedJRE="linux-x86-1.5.0_06" manualJREEntry="false" customScriptMode="1" customScriptFile="" os="linux" arch="i386">
+    <linuxRPM name="Linux RPM" id="18" mediaFileName="" installDir="/opt/%UNIX_INSTALL_DIR%" allLaunchers="false" includedJRE="linux-x86-1.5.0_07" manualJREEntry="false" customScriptMode="1" customScriptFile="" os="linux" arch="i386">
       <selectedLaunchers>
         <launcher id="22" />
       </selectedLaunchers>

src/java/org/jivesoftware/admin/PluginFilter.java

+/**
+ * $RCSfile$
+ * $Revision: 1709 $
+ * $Date: 2005-07-26 11:55:27 -0700 (Tue, 26 Jul 2005) $
+ *
+ * Copyright (C) 2006 Jive Software. All rights reserved.
+ *
+ * This software is published under the terms of the GNU Public License (GPL),
+ * a copy of which is included in this distribution.
+ */
+
+package org.jivesoftware.admin;
+
+import javax.servlet.*;
+import java.io.IOException;
+import java.util.List;
+import java.util.concurrent.CopyOnWriteArrayList;
+
+/**
+ * A servlet filter that plugin classes can use to dynamically register and un-register
+ * filter logic. The filter logic that each plugin can register is fairly limited;
+ * instead of having full control over the filter chain, each instance of
+ * {@link SimpleFilter} only has the ability to use the ServletRequest and ServletResponse
+ * objects and then return <tt>true</tt> if further filters in the chain should be run.
+ *
+ * @author Matt Tucker
+ */
+public class PluginFilter implements Filter {
+
+    private static List<SimpleFilter> pluginFilters = new CopyOnWriteArrayList<SimpleFilter>();
+
+    /**
+     * Adds a filter to the list of filters that will be run on every request.
+     * This method should be called by plugins when starting up.
+     *
+     * @param filter the filter.
+     */
+    public static void addPluginFilter(SimpleFilter filter) {
+        pluginFilters.add(filter);
+    }
+
+    /**
+     * Removes a filter from the list of filters that will be run on every request.
+     * This method should be called by plugins when shutting down.
+     *
+     * @param filter the filter.
+     */
+    public static void removePluginFilter(SimpleFilter filter) {
+        pluginFilters.remove(filter);
+    }
+
+    public void init(FilterConfig filterConfig) throws ServletException {
+    }
+
+    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse,
+            FilterChain filterChain) throws IOException, ServletException
+    {
+        boolean continueChain = true;
+        // Process each plugin filter.
+        for (SimpleFilter filter : pluginFilters) {
+            if (!filter.doFilter(servletRequest, servletResponse)) {
+                // The filter returned false so no further filters in the
+                // chain should be run.
+                continueChain = false;
+                break;
+            }
+        }
+        if (continueChain) {
+            filterChain.doFilter(servletRequest, servletResponse);
+        }
+    }
+
+    public void destroy() {
+        // If the destroy method is being called, the Wildfire instance is being shutdown.
+        // Therefore, clear out the list of plugin filters.
+        pluginFilters.clear();
+    }
+
+    /**
+     * A simplified version of a servlet filter. Instead of having full control
+     * over the filter chain, a simple filter can only control whether further
+     * filters in the chain are run.
+     */
+    public interface SimpleFilter {
+
+        /**
+         * The doFilter method of the Filter is called by the PluginFilter each time a
+         * request/response pair is passed through the chain due to a client request
+         * for a resource at the end of the chain. This method should return <tt>true</tt> if
+         * the additional filters in the chain should be processed or <tt>false</tt>
+         * if no additional filters should be run.<p>
+         *
+         * Note that the filter will apply to all requests for JSP pages in the admin console
+         * and not just requests in the respective plugins. To only apply filtering to
+         * individual plugins, examine the context path of the request and only filter
+         * relevant requests.
+         *
+         * @param request the servlet request.
+         * @param response the servlet response
+         * @throws IOException if an IOException occurs.
+         * @throws ServletException if a servlet exception occurs.
+         * @return true if further filters in the chain should be run.
+         */
+        public boolean doFilter(ServletRequest request, ServletResponse response)
+                throws IOException, ServletException;
+
+    }
+}
\ No newline at end of file

src/web/WEB-INF/web.xml

@@ -27,6 +27,11 @@
         </init-param>
     </filter>
 
+    <filter>
+        <filter-name>PluginFilter</filter-name>
+        <filter-class>org.jivesoftware.admin.PluginFilter</filter-class>
+    </filter>
+
     <filter>
         <filter-name>Set Character Encoding</filter-name>
         <filter-class>org.jivesoftware.util.SetCharacterEncodingFilter</filter-class>
@@ -47,6 +52,11 @@
         <url-pattern>*.jsp</url-pattern>
     </filter-mapping>
     
+    <filter-mapping>
+        <filter-name>PluginFilter</filter-name>
+        <url-pattern>*.jsp</url-pattern>
+    </filter-mapping>
+
     <filter-mapping>
         <filter-name>Set Character Encoding</filter-name>
         <url-pattern>*.jsp</url-pattern>