[32138] | 1 | /**
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| 2 | *#########################################################################
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| 3 | *
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| 4 | * A component of the Gatherer application, part of the Greenstone digital
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| 5 | * library suite from the New Zealand Digital Library Project at the
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| 6 | * University of Waikato, New Zealand.
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| 7 | *
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| 8 | * Author: John Thompson, Greenstone Digital Library, University of Waikato
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| 9 | *
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| 10 | * Copyright (C) 1999 New Zealand Digital Library Project
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| 11 | *
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| 12 | * This program is free software; you can redistribute it and/or modify
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| 13 | * it under the terms of the GNU General Public License as published by
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| 14 | * the Free Software Foundation; either version 2 of the License, or
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| 15 | * (at your option) any later version.
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| 16 | *
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| 17 | * This program is distributed in the hope that it will be useful,
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| 18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 20 | * GNU General Public License for more details.
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| 21 | *
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| 22 | * You should have received a copy of the GNU General Public License
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| 23 | * along with this program; if not, write to the Free Software
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| 24 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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| 25 | *########################################################################
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| 26 | */
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| 27 |
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| 28 | package org.greenstone.gatherer;
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| 29 |
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| 30 | import java.awt.event.ActionEvent;
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| 31 | import java.awt.event.ActionListener;
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| 32 | import java.net.*;
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| 33 | import javax.swing.JApplet;
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| 34 |
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| 35 | import java.io.*;
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[32139] | 36 | //import javax.jnlp.*;
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[32138] | 37 | import javax.swing.*;
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| 38 | import org.greenstone.gatherer.util.JarTools;
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| 39 | import org.greenstone.gatherer.util.UnzipTools;
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| 40 | import org.greenstone.gatherer.util.Utility;
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| 41 |
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[32139] | 42 | import java.util.*;
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[32138] | 43 |
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[32139] | 44 | public class WebGatherer
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[32138] | 45 | {
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| 46 |
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[32139] | 47 | protected static String fullLibraryURL(String address)
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[32138] | 48 | {
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| 49 | String full_address = "";
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| 50 |
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| 51 | // make sure the URL has protocol, host, and file
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| 52 | if (address.startsWith("http:")) {
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| 53 | // the address has all the necessary components
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| 54 | full_address = address;
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| 55 | }
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[32139] | 56 | /*else if (address.startsWith("/")) {
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[32138] | 57 | // there is not protocol and host
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[32139] | 58 | // JNLP replacement for applet getDocumentBase, https://stackoverflow.com/questions/6371493/java-web-start-getdocumentbase
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| 59 | BasicService bs = (BasicService) ServiceManager.lookup("javax.jnlp.BasicService");
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| 60 | URL document = bs.getCodeBase();
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[32138] | 61 | int port_no = document.getPort();
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| 62 |
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| 63 | String port = (port_no>0) ? ":" + port_no : "";
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| 64 | full_address = "http://" + document.getHost() + port + address;
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[32139] | 65 | }*/
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[32138] | 66 |
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| 67 | return full_address;
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| 68 | }
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| 69 |
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[32139] | 70 | static private String getParameter(String cmd_arg, String flagName) {
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| 71 | int start_index = cmd_arg.indexOf(flagName) + flagName.length();
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| 72 | cmd_arg = cmd_arg.substring(start_index);
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| 73 | return cmd_arg;
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| 74 | }
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[32138] | 75 |
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[32139] | 76 | /* This is the entry point for the Java Web Start version of GLI (a rewrite of GathererApplet as a Java Web Start application) */
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| 77 | static public void main(String cmdArgs[])
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[32138] | 78 | {
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[32139] | 79 | Gatherer gatherer = null;
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| 80 | JarTools.initialise(WebGatherer.class);
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| 81 |
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| 82 | String gwcgi_arg = null;
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| 83 | String gsdl3_arg = "false"; // String, "true" or "false"
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| 84 | String windowsHome_arg = null;
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| 85 | String debug_arg = "false"; // String, "true" or "false"
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| 86 |
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| 87 | for(int i = 0; i<cmdArgs.length; i++) {
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| 88 | ///System.err.println("*** cmdarg " + i + " = " + cmdArgs[i]);
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| 89 |
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| 90 | if(cmdArgs[i].contains("gwcgi=")) {
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| 91 | gwcgi_arg = getParameter(cmdArgs[i], "gwcgi=");
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| 92 | } else if(cmdArgs[i].contains("gsdl3=")) {
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| 93 | gsdl3_arg = getParameter(cmdArgs[i], "gsdl3=");
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| 94 | } else if(cmdArgs[i].contains("windowsHome=")) {
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| 95 | windowsHome_arg = getParameter(cmdArgs[i], "windowsHome=");
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| 96 | } else if(cmdArgs[i].contains("debug=")) {
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| 97 | debug_arg = getParameter(cmdArgs[i], "debug=");
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| 98 | }
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| 99 | }
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| 100 |
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| 101 | ///System.err.println("*** gwcgi_arg = " + gwcgi_arg);
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| 102 | ///System.err.println("*** gsdl3_arg = " + gsdl3_arg);
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| 103 | // More debugging:
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| 104 | Map<String,String> envMap = System.getenv();
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| 105 | Set<Map.Entry<String,String>> entries = envMap.entrySet();
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| 106 | Iterator<Map.Entry<String, String>> i = entries.iterator();
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| 107 | System.err.println("*** ENVIRONMENT: ");
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| 108 | while(i.hasNext()) {
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| 109 | Map.Entry<String, String> entry = i.next();
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| 110 | String key = entry.getKey();
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| 111 | String value = entry.getValue();
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| 112 | System.err.println("*** key = " + key);
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| 113 | System.err.println("*** val = " + value);
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| 114 | }
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| 115 | // End debugging
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[32138] | 116 |
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| 117 | // Check if the user has agreed to the requested security settings
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| 118 | try {
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| 119 | // Work-around to reduce number of
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| 120 | // 'Could not lock user prefs' error messages.
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| 121 | // Thanks to Walter Schatz from the java forums.
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| 122 | System.setProperty("java.util.prefs.syncInterval","2000000");
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| 123 | }
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| 124 | catch (Exception exception) {
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[32139] | 125 | System.err.println("Greenstone Librarian Interface Applet deactivated");
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[32138] | 126 | return;
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| 127 | }
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| 128 |
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| 129 | // Ensure platform specific LAF
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| 130 | try {
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| 131 | //UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
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| 132 | UIManager.setLookAndFeel("javax.swing.plaf.metal.MetalLookAndFeel");
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| 133 | }
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| 134 | catch (Exception exception) {
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| 135 | exception.printStackTrace();
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| 136 | }
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| 137 |
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| 138 | // Determine the GLI user directory path
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| 139 | String gli_user_directory_path = System.getProperty("user.home") + File.separator;
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| 140 | if (Utility.isWindows()) {
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[32139] | 141 | String windows_home_parameter = windowsHome_arg;
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[32138] | 142 | if (windows_home_parameter != null && !windows_home_parameter.equals("")) {
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| 143 | gli_user_directory_path = windows_home_parameter + File.separator + "GLI" + File.separator;
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| 144 | }
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| 145 | else {
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| 146 | gli_user_directory_path += "Application Data" + File.separator + "Greenstone" + File.separator + "GLI" + File.separator;
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| 147 | }
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| 148 | }
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| 149 | else {
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| 150 | gli_user_directory_path += ".gli" + File.separator;
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| 151 | }
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| 152 | Gatherer.setGLIUserDirectoryPath(gli_user_directory_path);
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| 153 |
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| 154 | // If we're running as an applet we don't have a local GLI, so use the user directory path as the GLI path
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| 155 | Gatherer.setGLIDirectoryPath(gli_user_directory_path);
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| 156 |
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| 157 | // Set some global variables so we know how we're running
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[32139] | 158 | Gatherer.isApplet = false;
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| 159 | String library_url_string = fullLibraryURL(gwcgi_arg);
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[32138] | 160 |
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[32150] | 161 | String gs3 = gsdl3_arg; // but we'll pass -use_remote_greenstone below, to ensure we use the branch of the code that does connects a GLI on a client machine to a remote GS3 server
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[32138] | 162 | boolean isGS3 = (gs3 == null || !gs3.equals("true")) ? false : true;
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| 163 |
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| 164 | String gliserver_url_string;
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| 165 | if(!isGS3) {
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| 166 | gliserver_url_string = library_url_string.substring(0, library_url_string.lastIndexOf('/') + 1) + "gliserver.pl";
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| 167 | } else {
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| 168 | gliserver_url_string = library_url_string + "/cgi-bin/gliserver.pl";
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| 169 | }
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| 170 |
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[32139] | 171 | // String debug_param = debug_arg;
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[32138] | 172 | // if ((debug_param != null) && (debug_param.matches("true"))) {
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| 173 | // go.debug = true;
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| 174 | // }
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| 175 |
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| 176 | String[] args;
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| 177 | if(!isGS3) {
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| 178 | String[] gs2_args = {
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| 179 | "-use_remote_greenstone",
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| 180 | "-gliserver_url", gliserver_url_string,
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| 181 | "-library_url", library_url_string,
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| 182 | // "-debug",
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| 183 | };
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| 184 | args = gs2_args;
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| 185 | } else { // >= GS3
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| 186 | String[] gs3_args = {
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| 187 | "-use_remote_greenstone",
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| 188 | "-gliserver_url", gliserver_url_string,
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| 189 | "-library_url", library_url_string,
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| 190 | "-gsdl3",
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| 191 | //"-debug",
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| 192 | };
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| 193 | args = gs3_args;
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| 194 | }
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| 195 |
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[32153] | 196 | // Create an instance of the Gatherer class, which will parse the args and prepare the rest of the GLI
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| 197 | gatherer = new Gatherer(args); // Do this early as it will also call Gatherer.setCollectDirectoryPath(), because we need that to have been set hereafter.
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| 198 |
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[32138] | 199 | File collect_directory = new File(Gatherer.getCollectDirectoryPath());
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| 200 | if (!collect_directory.exists()) {
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| 201 | if (JarTools.isInJar("collect.zip")) {
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| 202 | // Dig out collect.zip from JAR file and unzip it (thereby
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| 203 | // creating collect directory and descendants.
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| 204 | // This is done to seed gsdl home folder with config files
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| 205 | // for documented example collections so "base this on
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| 206 | // existing collection" works
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| 207 | unzipFromJar("collect.zip", Gatherer.getGLIUserDirectoryPath());
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| 208 | }
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| 209 | else {
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| 210 | // Prepare an empty collect dir for use
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| 211 | if (!collect_directory.mkdir()) {
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| 212 | System.err.println("Warning: Unable to make directory: " + collect_directory);
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| 213 | }
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| 214 | }
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| 215 | }
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| 216 |
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| 217 | File metadata_directory = new File(Gatherer.getGLIMetadataDirectoryPath());
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| 218 | if (!metadata_directory.exists()) {
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| 219 | // dig out metadata.zip from JAR file and unzip it
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| 220 | unzipFromJar("metadata.zip", Gatherer.getGLIDirectoryPath());
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| 221 | }
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| 222 |
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| 223 | gatherer.openGUI();
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| 224 | }
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| 225 |
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| 226 |
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| 227 | /**
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| 228 | * Method which unzips a given metadata resource.
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| 229 | * @param jar_zip_fname The name of the jar file as a <strong>String</strong>.
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| 230 | * @param dst_dir The destination directory for unzipping, also as a <strong>String</strong>.
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| 231 | * @see JarTools.extractFromJar(String, String, boolean)
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| 232 | */
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| 233 | static public void unzipFromJar(String jar_zip_fname, String dst_dir)
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| 234 | {
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| 235 | if (!dst_dir.endsWith(File.separator)) {
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| 236 | dst_dir += File.separator;
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| 237 | }
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| 238 |
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| 239 | JarTools.extractFromJar(jar_zip_fname, dst_dir, true);
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| 240 | UnzipTools.unzipFile(dst_dir + jar_zip_fname, dst_dir);
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| 241 | }
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| 242 | }
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