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: Michael Dewsnip, NZDL Project, University of Waikato
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9 | *
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10 | * Copyright (C) 2005 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.remote;
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29 |
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30 | import java.io.*;
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31 | import java.net.*;
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32 | import java.util.*;
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33 | import java.util.zip.*;
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34 | import javax.swing.*;
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35 | import org.greenstone.gatherer.Configuration;
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36 | import org.greenstone.gatherer.DebugStream;
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37 | import org.greenstone.gatherer.Dictionary;
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38 | import org.greenstone.gatherer.GAuthenticator;
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39 | import org.greenstone.gatherer.Gatherer;
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40 | import org.greenstone.gatherer.collection.CollectionManager;
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41 | import org.greenstone.gatherer.shell.GShell;
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42 | import org.greenstone.gatherer.util.UnzipTools;
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43 | import org.greenstone.gatherer.util.Utility;
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44 |
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45 |
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46 | public class RemoteGreenstoneServer
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47 | {
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48 | // ----------------------------------------------------------------------------------------------------
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49 | // PUBLIC LAYER
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50 | // ----------------------------------------------------------------------------------------------------
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51 |
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52 |
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53 | static public String deleteCollection(String collection_name)
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54 | {
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55 | return performAction(new RemoteGreenstoneServerDeleteCollectionAction(collection_name));
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56 | }
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57 |
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58 |
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59 | static public String deleteCollectionFile(String collection_name, File collection_file)
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60 | {
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61 | return performAction(new RemoteGreenstoneServerDeleteCollectionFileAction(collection_name, collection_file));
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62 | }
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63 |
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64 |
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65 | static public String downloadCollection(String collection_name)
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66 | {
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67 | return performAction(new RemoteGreenstoneServerDownloadCollectionAction(collection_name));
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68 | }
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69 |
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70 |
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71 | static public String downloadCollectionArchives(String collection_name)
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72 | {
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73 | return performAction(new RemoteGreenstoneServerDownloadCollectionArchivesAction(collection_name));
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74 | }
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75 |
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76 |
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77 | static public String downloadCollectionConfigurations()
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78 | {
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79 | return performAction(new RemoteGreenstoneServerDownloadCollectionConfigurationsAction());
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80 | }
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81 |
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82 |
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83 | static public String downloadCollectionFile(String collection_name, File collection_file)
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84 | {
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85 | return performAction(new RemoteGreenstoneServerDownloadCollectionFileAction(collection_name, collection_file));
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86 | }
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87 |
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88 |
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89 | static public String getScriptOptions(String script_name, String script_arguments)
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90 | {
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91 | return performAction(new RemoteGreenstoneServerGetScriptOptionsAction(script_name, script_arguments));
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92 | }
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93 |
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94 |
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95 | static public String moveCollectionFile(String collection_name, File source_collection_file, File target_collection_file)
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96 | {
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97 | return performAction(new RemoteGreenstoneServerMoveCollectionFileAction(collection_name, source_collection_file, target_collection_file));
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98 | }
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99 |
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100 |
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101 | static public String newCollectionDirectory(String collection_name, File new_collection_directory)
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102 | {
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103 | return performAction(new RemoteGreenstoneServerNewCollectionDirectoryAction(collection_name, new_collection_directory));
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104 | }
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105 |
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106 |
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107 | static public String runScript(String collection_name, String script_name, String script_arguments, GShell shell)
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108 | {
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109 | return performAction(new RemoteGreenstoneServerRunScriptAction(collection_name, script_name, script_arguments, shell));
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110 | }
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111 |
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112 |
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113 | static public String uploadCollectionFile(String collection_name, File collection_file)
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114 | {
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115 | return performAction(new RemoteGreenstoneServerUploadCollectionFilesAction(collection_name, new File[] { collection_file }));
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116 | }
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117 |
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118 |
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119 | static public String uploadCollectionFiles(String collection_name, File[] collection_files)
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120 | {
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121 | return performAction(new RemoteGreenstoneServerUploadCollectionFilesAction(collection_name, collection_files));
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122 | }
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123 |
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124 |
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125 | static public String uploadFilesIntoCollection(String collection_name, File[] source_files, File target_collection_directory)
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126 | {
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127 | return performAction(new RemoteGreenstoneServerUploadFilesIntoCollectionAction(collection_name, source_files, target_collection_directory));
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128 | }
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129 |
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130 |
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131 | // ----------------------------------------------------------------------------------------------------
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132 |
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133 |
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134 | static public void exit()
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135 | {
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136 | System.err.println("Exiting, number of jobs on queue: " + remote_greenstone_server_action_queue.size());
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137 |
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138 | // If there are still jobs on the queue we must wait for the jobs to finish
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139 | while (remote_greenstone_server_action_queue.size() > 0) {
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140 | synchronized (remote_greenstone_server_action_queue) {
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141 | try {
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142 | DebugStream.println("Waiting for queue to become empty...");
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143 | remote_greenstone_server_action_queue.wait(500);
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144 | }
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145 | catch (InterruptedException exception) {}
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146 | }
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147 | }
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148 | }
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149 |
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150 |
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151 | // ----------------------------------------------------------------------------------------------------
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152 | // QUEUE LAYER
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153 | // ----------------------------------------------------------------------------------------------------
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154 |
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155 |
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156 | /** Returns null if we cannot wait for the action to finish, "" if the action failed, or the action output. */
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157 | static private String performAction(RemoteGreenstoneServerAction remote_greenstone_server_action)
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158 | {
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159 | // Add the action to the queue
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160 | remote_greenstone_server_action_queue.addAction(remote_greenstone_server_action);
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161 |
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162 | // If we're running in the GUI thread we must return immediately
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163 | // We cannot wait for the action to complete because this will block any GUI updates
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164 | if (SwingUtilities.isEventDispatchThread()) {
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165 | System.err.println("WARNING: In event dispatch thread, returning immediately...");
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166 | return null;
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167 | }
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168 |
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169 | // Otherwise wait until the action is processed
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170 | while (!remote_greenstone_server_action.processed) {
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171 | synchronized (remote_greenstone_server_action) {
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172 | try {
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173 | DebugStream.println("Waiting for action to complete...");
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174 | remote_greenstone_server_action.wait(500);
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175 | }
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176 | catch (InterruptedException exception) {}
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177 | }
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178 | }
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179 |
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180 | // Return "" if the action failed
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181 | if (!remote_greenstone_server_action.processed_successfully) {
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182 | return "";
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183 | }
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184 | // Otherwise return the action output
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185 | return remote_greenstone_server_action.action_output;
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186 | }
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187 |
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188 |
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189 | static private RemoteGreenstoneServerActionQueue remote_greenstone_server_action_queue = new RemoteGreenstoneServerActionQueue();
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190 |
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191 |
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192 | static private class RemoteGreenstoneServerActionQueue
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193 | extends Thread
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194 | {
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195 | /** The queue of waiting jobs. */
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196 | private ArrayList queue = null;
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197 |
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198 |
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199 | public RemoteGreenstoneServerActionQueue()
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200 | {
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201 | if (Gatherer.isGsdlRemote) {
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202 | queue = new ArrayList();
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203 | start();
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204 | }
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205 | }
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206 |
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207 |
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208 | synchronized public void addAction(RemoteGreenstoneServerAction remote_greenstone_server_action)
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209 | {
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210 | queue.add(remote_greenstone_server_action);
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211 | notifyAll();
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212 | }
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213 |
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214 |
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215 | public int size()
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216 | {
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217 | return queue.size();
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218 | }
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219 |
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220 |
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221 | public void run()
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222 | {
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223 | while (true) {
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224 | // If there are jobs on the queue, get the next in line and process it
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225 | if (queue.size() > 0) {
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226 | RemoteGreenstoneServerAction remote_greenstone_server_action = (RemoteGreenstoneServerAction) queue.get(0);
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227 |
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228 | try {
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229 | remote_greenstone_server_action.perform();
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230 |
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231 | // No exceptions were thrown, so the action was successful
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232 | remote_greenstone_server_action.processed_successfully = true;
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233 | }
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234 | catch (RemoteGreenstoneServerActionCancelledException exception) {
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235 | remote_greenstone_server_action.processed_successfully = false;
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236 | }
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237 | catch (Exception exception) {
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238 | DebugStream.printStackTrace(exception);
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239 | JOptionPane.showMessageDialog(Gatherer.g_man, Dictionary.get("RemoteGreenstoneServer.Error", exception.getMessage()), Dictionary.get("RemoteGreenstoneServer.Error_Title"), JOptionPane.ERROR_MESSAGE);
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240 | remote_greenstone_server_action.processed_successfully = false;
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241 | }
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242 |
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243 | // We're done with this action, for better or worse
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244 | remote_greenstone_server_action.processed = true;
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245 | queue.remove(0);
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246 | }
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247 |
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248 | // Otherwise the queue is empty
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249 | else {
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250 | progress_bar.setAction(null);
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251 |
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252 | // Wait until we are notify()ed by addAction that there is a new job on the queue
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253 | synchronized (this) {
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254 | try {
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255 | wait();
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256 | }
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257 | catch (InterruptedException exception) { }
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258 | }
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259 | }
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260 | }
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261 | }
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262 | }
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263 |
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264 |
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265 | // ----------------------------------------------------------------------------------------------------
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266 | // PROGRESS BAR
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267 | // ----------------------------------------------------------------------------------------------------
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268 |
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269 |
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270 | static private RemoteGreenstoneServerProgressBar progress_bar = new RemoteGreenstoneServerProgressBar();
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271 |
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272 |
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273 | static private class RemoteGreenstoneServerProgressBar
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274 | extends JProgressBar
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275 | {
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276 | public RemoteGreenstoneServerProgressBar()
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277 | {
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278 | setBackground(Configuration.getColor("coloring.collection_tree_background", false));
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279 | setForeground(Configuration.getColor("coloring.collection_tree_foreground", false));
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280 | setString(Dictionary.get("FileActions.No_Activity"));
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281 | setStringPainted(true);
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282 | }
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283 |
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284 |
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285 | public void setAction(String action)
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286 | {
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287 | if (action != null) {
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288 | DebugStream.println(action);
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289 | }
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290 |
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291 | // We cannot call this from the GUI thread otherwise the progress bar won't start
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292 | if (SwingUtilities.isEventDispatchThread()) {
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293 | System.err.println("ERROR: RemoteGreenstoneServerProgressBar.setAction() called from event dispatch thread!");
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294 | return;
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295 | }
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296 |
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297 | // Set the string on the progress bar, and start or stop it
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298 | if (action == null) {
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299 | setString(Dictionary.get("FileActions.No_Activity"));
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300 | setIndeterminate(false);
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301 | }
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302 | else {
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303 | setString(action);
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304 | setIndeterminate(true);
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305 | }
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306 | }
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307 | }
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308 |
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309 |
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310 | static public RemoteGreenstoneServerProgressBar getProgressBar()
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311 | {
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312 | return progress_bar;
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313 | }
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314 |
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315 |
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316 | // ----------------------------------------------------------------------------------------------------
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317 | // ACTIONS
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318 | // ----------------------------------------------------------------------------------------------------
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319 |
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320 |
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321 | static private abstract class RemoteGreenstoneServerAction
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322 | {
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323 | public String action_output = null;
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324 | public boolean processed = false;
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325 | public boolean processed_successfully;
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326 |
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327 | abstract public void perform()
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328 | throws Exception;
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329 | }
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330 |
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331 |
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332 | static private class RemoteGreenstoneServerActionCancelledException
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333 | extends Exception
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334 | {
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335 | }
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336 |
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337 |
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338 | /**
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339 | * --------------------------------------------------------------------------------------------
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340 | * DELETE COLLECTION
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341 | * --------------------------------------------------------------------------------------------
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342 | */
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343 | static private class RemoteGreenstoneServerDeleteCollectionAction
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344 | extends RemoteGreenstoneServerAction
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345 | {
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346 | private String collection_name;
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347 |
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348 | public RemoteGreenstoneServerDeleteCollectionAction(String collection_name)
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349 | {
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350 | this.collection_name = collection_name;
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351 | }
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352 |
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353 | public void perform()
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354 | throws Exception
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355 | {
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356 | progress_bar.setAction("Deleting collection " + collection_name + "...");
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357 |
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358 | String delete_collection_command = "cmd=delete-collection";
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359 | delete_collection_command += "&c=" + URLEncoder.encode(collection_name, "UTF-8");
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360 | action_output = sendCommandToServer(delete_collection_command, null);
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361 | }
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362 | }
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363 |
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364 |
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365 | /**
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366 | * --------------------------------------------------------------------------------------------
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367 | * DELETE COLLECTION FILE
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368 | * --------------------------------------------------------------------------------------------
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369 | */
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370 | static private class RemoteGreenstoneServerDeleteCollectionFileAction
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371 | extends RemoteGreenstoneServerAction
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372 | {
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373 | private String collection_name;
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374 | private File collection_file;
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375 |
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376 | public RemoteGreenstoneServerDeleteCollectionFileAction(String collection_name, File collection_file)
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377 | {
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378 | this.collection_name = collection_name;
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379 | this.collection_file = collection_file;
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380 | }
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381 |
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382 | public void perform()
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383 | throws Exception
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384 | {
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385 | String collection_directory_path = CollectionManager.getCollectionDirectoryPath(collection_name);
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386 | String collection_file_relative_path = getPathRelativeToDirectory(collection_file, collection_directory_path);
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387 | collection_file_relative_path = collection_file_relative_path.replaceAll((Utility.isWindows() ? "\\\\" : "\\/"), "|");
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388 | progress_bar.setAction("Deleting collection file " + collection_file_relative_path + "...");
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389 |
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390 | String delete_collection_file_command = "cmd=delete-collection-file";
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391 | delete_collection_file_command += "&c=" + URLEncoder.encode(collection_name, "UTF-8");
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392 | delete_collection_file_command += "&file=" + URLEncoder.encode(collection_file_relative_path, "UTF-8");
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393 | action_output = sendCommandToServer(delete_collection_file_command, null);
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394 | }
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395 | }
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396 |
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397 |
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398 | /**
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399 | * --------------------------------------------------------------------------------------------
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400 | * DOWNLOAD COLLECTION
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401 | * --------------------------------------------------------------------------------------------
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402 | */
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403 | static private class RemoteGreenstoneServerDownloadCollectionAction
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404 | extends RemoteGreenstoneServerAction
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405 | {
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406 | private String collection_name;
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407 |
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408 | public RemoteGreenstoneServerDownloadCollectionAction(String collection_name)
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409 | {
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410 | this.collection_name = collection_name;
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411 | }
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412 |
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413 | public void perform()
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414 | throws Exception
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415 | {
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416 | progress_bar.setAction("Downloading remote collection " + collection_name + "...");
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417 |
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418 | String download_collection_command = "cmd=download-collection";
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419 | download_collection_command += "&c=" + URLEncoder.encode(collection_name, "UTF-8");
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420 | String zip_file_path = Gatherer.getCollectDirectoryPath() + collection_name + ".zip";
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421 | action_output = downloadFile(download_collection_command, zip_file_path);
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422 |
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423 | // Delete the existing (local) collection directory
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424 | Utility.delete(new File(CollectionManager.getCollectionDirectoryPath(collection_name)));
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425 |
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426 | // Unzip the collection just downloaded
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427 | UnzipTools.unzipFile(zip_file_path, Gatherer.getCollectDirectoryPath());
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428 | }
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429 | }
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430 |
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431 |
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432 | /**
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433 | * --------------------------------------------------------------------------------------------
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434 | * DOWNLOAD COLLECTION ARCHIVES
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435 | * --------------------------------------------------------------------------------------------
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436 | */
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437 | static private class RemoteGreenstoneServerDownloadCollectionArchivesAction
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438 | extends RemoteGreenstoneServerAction
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439 | {
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440 | private String collection_name;
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441 |
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442 | public RemoteGreenstoneServerDownloadCollectionArchivesAction(String collection_name)
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443 | {
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444 | this.collection_name = collection_name;
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445 | }
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446 |
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447 | public void perform()
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448 | throws Exception
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449 | {
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450 | progress_bar.setAction("Downloading collection archives for " + collection_name + "...");
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451 |
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452 | String download_collection_archives_command = "cmd=download-collection-archives";
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453 | download_collection_archives_command += "&c=" + URLEncoder.encode(collection_name, "UTF-8");
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454 | String zip_file_path = Gatherer.getCollectDirectoryPath() + collection_name + "-archives.zip";
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455 | action_output = downloadFile(download_collection_archives_command, zip_file_path);
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456 |
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457 | // Delete the existing (local) collection archives
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458 | Utility.delete(new File(CollectionManager.getLoadedCollectionArchivesDirectoryPath()));
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459 |
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460 | // Unzip the collection archives just downloaded
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461 | UnzipTools.unzipFile(zip_file_path, Gatherer.getCollectDirectoryPath());
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462 | }
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463 | }
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464 |
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465 |
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466 | /**
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467 | * --------------------------------------------------------------------------------------------
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468 | * DOWNLOAD COLLECTION CONFIGURATIONS
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469 | * --------------------------------------------------------------------------------------------
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470 | */
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471 | static private class RemoteGreenstoneServerDownloadCollectionConfigurationsAction
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472 | extends RemoteGreenstoneServerAction
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473 | {
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474 | public RemoteGreenstoneServerDownloadCollectionConfigurationsAction()
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475 | {
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476 | }
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477 |
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478 | public void perform()
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479 | throws Exception
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480 | {
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481 | progress_bar.setAction("Downloading collection configurations...");
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482 |
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483 | // Delete the existing (local) collect directory
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484 | Utility.delete(new File(Gatherer.getCollectDirectoryPath()));
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485 | new File(Gatherer.getCollectDirectoryPath()).mkdirs();
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486 |
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487 | String download_collection_configurations_command = "cmd=download-collection-configurations";
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488 | String zip_file_path = Gatherer.getCollectDirectoryPath() + "collections.zip";
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489 | action_output = downloadFile(download_collection_configurations_command, zip_file_path);
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490 |
|
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491 | // Unzip the collection configurations just downloaded
|
---|
492 | UnzipTools.unzipFile(zip_file_path, Gatherer.getCollectDirectoryPath());
|
---|
493 | }
|
---|
494 | }
|
---|
495 |
|
---|
496 |
|
---|
497 | /**
|
---|
498 | * --------------------------------------------------------------------------------------------
|
---|
499 | * DOWNLOAD COLLECTION FILE
|
---|
500 | * --------------------------------------------------------------------------------------------
|
---|
501 | */
|
---|
502 | static private class RemoteGreenstoneServerDownloadCollectionFileAction
|
---|
503 | extends RemoteGreenstoneServerAction
|
---|
504 | {
|
---|
505 | private String collection_name;
|
---|
506 | private File collection_file;
|
---|
507 |
|
---|
508 | public RemoteGreenstoneServerDownloadCollectionFileAction(String collection_name, File collection_file)
|
---|
509 | {
|
---|
510 | this.collection_name = collection_name;
|
---|
511 | this.collection_file = collection_file;
|
---|
512 | }
|
---|
513 |
|
---|
514 | public void perform()
|
---|
515 | throws Exception
|
---|
516 | {
|
---|
517 | String collection_directory_path = CollectionManager.getCollectionDirectoryPath(collection_name);
|
---|
518 | String collection_file_relative_path = getPathRelativeToDirectory(collection_file, collection_directory_path);
|
---|
519 | collection_file_relative_path = collection_file_relative_path.replaceAll((Utility.isWindows() ? "\\\\" : "\\/"), "|");
|
---|
520 | progress_bar.setAction("Downloading collection file " + collection_file_relative_path + "...");
|
---|
521 |
|
---|
522 | String download_collection_file_command = "cmd=download-collection-file";
|
---|
523 | download_collection_file_command += "&c=" + URLEncoder.encode(collection_name, "UTF-8");
|
---|
524 | download_collection_file_command += "&file=" + URLEncoder.encode(collection_file_relative_path, "UTF-8");
|
---|
525 | String zip_file_name = collection_name + "-" + collection_file.getName() + ".zip";
|
---|
526 | String zip_file_path = collection_directory_path + zip_file_name;
|
---|
527 | action_output = downloadFile(download_collection_file_command, zip_file_path);
|
---|
528 |
|
---|
529 | // Unzip the collection file just downloaded
|
---|
530 | UnzipTools.unzipFile(zip_file_path, collection_directory_path);
|
---|
531 | }
|
---|
532 | }
|
---|
533 |
|
---|
534 |
|
---|
535 | /**
|
---|
536 | * --------------------------------------------------------------------------------------------
|
---|
537 | * GET SCRIPT OPTIONS
|
---|
538 | * --------------------------------------------------------------------------------------------
|
---|
539 | */
|
---|
540 | static private class RemoteGreenstoneServerGetScriptOptionsAction
|
---|
541 | extends RemoteGreenstoneServerAction
|
---|
542 | {
|
---|
543 | private String script_name;
|
---|
544 | private String script_arguments;
|
---|
545 |
|
---|
546 | public RemoteGreenstoneServerGetScriptOptionsAction(String script_name, String script_arguments)
|
---|
547 | {
|
---|
548 | this.script_name = script_name;
|
---|
549 | this.script_arguments = script_arguments;
|
---|
550 | }
|
---|
551 |
|
---|
552 | public void perform()
|
---|
553 | throws Exception
|
---|
554 | {
|
---|
555 | progress_bar.setAction("Getting options for " + script_name + "...");
|
---|
556 |
|
---|
557 | String get_script_options_command = "cmd=get-script-options";
|
---|
558 | get_script_options_command += "&script=" + script_name;
|
---|
559 | get_script_options_command += "&xml=";
|
---|
560 | get_script_options_command += "&language=" + Configuration.getLanguage();
|
---|
561 | get_script_options_command += script_arguments;
|
---|
562 | action_output = sendCommandToServer(get_script_options_command, null);
|
---|
563 | }
|
---|
564 | }
|
---|
565 |
|
---|
566 |
|
---|
567 | /**
|
---|
568 | * --------------------------------------------------------------------------------------------
|
---|
569 | * MOVE COLLECTION FILE
|
---|
570 | * --------------------------------------------------------------------------------------------
|
---|
571 | */
|
---|
572 | static private class RemoteGreenstoneServerMoveCollectionFileAction
|
---|
573 | extends RemoteGreenstoneServerAction
|
---|
574 | {
|
---|
575 | private String collection_name;
|
---|
576 | private File source_collection_file;
|
---|
577 | private File target_collection_file;
|
---|
578 |
|
---|
579 | public RemoteGreenstoneServerMoveCollectionFileAction(String collection_name, File source_collection_file, File target_collection_file)
|
---|
580 | {
|
---|
581 | this.collection_name = collection_name;
|
---|
582 | this.source_collection_file = source_collection_file;
|
---|
583 | this.target_collection_file = target_collection_file;
|
---|
584 | }
|
---|
585 |
|
---|
586 | public void perform()
|
---|
587 | throws Exception
|
---|
588 | {
|
---|
589 | String collection_directory_path = CollectionManager.getCollectionDirectoryPath(collection_name);
|
---|
590 | String source_collection_file_relative_path = getPathRelativeToDirectory(source_collection_file, collection_directory_path);
|
---|
591 | source_collection_file_relative_path = source_collection_file_relative_path.replaceAll((Utility.isWindows() ? "\\\\" : "\\/"), "|");
|
---|
592 | String target_collection_file_relative_path = getPathRelativeToDirectory(target_collection_file, collection_directory_path);
|
---|
593 | target_collection_file_relative_path = target_collection_file_relative_path.replaceAll((Utility.isWindows() ? "\\\\" : "\\/"), "|");
|
---|
594 | progress_bar.setAction("Moving file " + source_collection_file_relative_path + " -> " + target_collection_file_relative_path + "...");
|
---|
595 |
|
---|
596 | String move_collection_file_command = "cmd=move-collection-file";
|
---|
597 | move_collection_file_command += "&c=" + URLEncoder.encode(collection_name, "UTF-8");
|
---|
598 | move_collection_file_command += "&source=" + URLEncoder.encode(source_collection_file_relative_path, "UTF-8");
|
---|
599 | move_collection_file_command += "&target=" + URLEncoder.encode(target_collection_file_relative_path, "UTF-8");
|
---|
600 | action_output = sendCommandToServer(move_collection_file_command, null);
|
---|
601 | }
|
---|
602 | }
|
---|
603 |
|
---|
604 |
|
---|
605 | /**
|
---|
606 | * --------------------------------------------------------------------------------------------
|
---|
607 | * NEW COLLECTION DIRECTORY
|
---|
608 | * --------------------------------------------------------------------------------------------
|
---|
609 | */
|
---|
610 | static private class RemoteGreenstoneServerNewCollectionDirectoryAction
|
---|
611 | extends RemoteGreenstoneServerAction
|
---|
612 | {
|
---|
613 | private String collection_name;
|
---|
614 | private File new_collection_directory;
|
---|
615 |
|
---|
616 | public RemoteGreenstoneServerNewCollectionDirectoryAction(String collection_name, File new_collection_directory)
|
---|
617 | {
|
---|
618 | this.collection_name = collection_name;
|
---|
619 | this.new_collection_directory = new_collection_directory;
|
---|
620 | }
|
---|
621 |
|
---|
622 | public void perform()
|
---|
623 | throws Exception
|
---|
624 | {
|
---|
625 | String collection_directory_path = CollectionManager.getCollectionDirectoryPath(collection_name);
|
---|
626 | String new_collection_directory_relative_path = getPathRelativeToDirectory(new_collection_directory, collection_directory_path);
|
---|
627 | new_collection_directory_relative_path = new_collection_directory_relative_path.replaceAll((Utility.isWindows() ? "\\\\" : "\\/"), "|");
|
---|
628 | progress_bar.setAction("Creating new directory " + new_collection_directory_relative_path + "...");
|
---|
629 |
|
---|
630 | String new_collection_directory_command = "cmd=new-collection-directory";
|
---|
631 | new_collection_directory_command += "&c=" + URLEncoder.encode(collection_name, "UTF-8");
|
---|
632 | new_collection_directory_command += "&directory=" + URLEncoder.encode(new_collection_directory_relative_path, "UTF-8");
|
---|
633 | action_output = sendCommandToServer(new_collection_directory_command, null);
|
---|
634 | }
|
---|
635 | }
|
---|
636 |
|
---|
637 |
|
---|
638 | /**
|
---|
639 | * --------------------------------------------------------------------------------------------
|
---|
640 | * RUN SCRIPT
|
---|
641 | * --------------------------------------------------------------------------------------------
|
---|
642 | */
|
---|
643 | static private class RemoteGreenstoneServerRunScriptAction
|
---|
644 | extends RemoteGreenstoneServerAction
|
---|
645 | {
|
---|
646 | private String collection_name;
|
---|
647 | private String script_name;
|
---|
648 | private String script_arguments;
|
---|
649 | private GShell shell;
|
---|
650 |
|
---|
651 | public RemoteGreenstoneServerRunScriptAction(String collection_name, String script_name, String script_arguments, GShell shell)
|
---|
652 | {
|
---|
653 | this.collection_name = collection_name;
|
---|
654 | this.script_name = script_name;
|
---|
655 | this.script_arguments = script_arguments;
|
---|
656 | this.shell = shell;
|
---|
657 | }
|
---|
658 |
|
---|
659 | public void perform()
|
---|
660 | throws Exception
|
---|
661 | {
|
---|
662 | progress_bar.setAction("Running " + script_name + "...");
|
---|
663 |
|
---|
664 | String run_script_command = "cmd=run-script";
|
---|
665 | run_script_command += "&c=" + URLEncoder.encode(collection_name, "UTF-8");
|
---|
666 | run_script_command += "&script=" + script_name;
|
---|
667 | run_script_command += "&language=" + Configuration.getLanguage();
|
---|
668 | run_script_command += script_arguments;
|
---|
669 | action_output = sendCommandToServer(run_script_command, shell);
|
---|
670 | }
|
---|
671 | }
|
---|
672 |
|
---|
673 |
|
---|
674 | /**
|
---|
675 | * --------------------------------------------------------------------------------------------
|
---|
676 | * UPLOAD COLLECTION FILE
|
---|
677 | * --------------------------------------------------------------------------------------------
|
---|
678 | */
|
---|
679 | static private class RemoteGreenstoneServerUploadCollectionFilesAction
|
---|
680 | extends RemoteGreenstoneServerAction
|
---|
681 | {
|
---|
682 | private String collection_name;
|
---|
683 | private File[] collection_files;
|
---|
684 |
|
---|
685 |
|
---|
686 | public RemoteGreenstoneServerUploadCollectionFilesAction(String collection_name, File[] collection_files)
|
---|
687 | {
|
---|
688 | this.collection_name = collection_name;
|
---|
689 | this.collection_files = collection_files;
|
---|
690 | }
|
---|
691 |
|
---|
692 |
|
---|
693 | public void perform()
|
---|
694 | throws Exception
|
---|
695 | {
|
---|
696 | progress_bar.setAction("Uploading collection files...");
|
---|
697 |
|
---|
698 | // Determine the file paths relative to the collection directory
|
---|
699 | String collection_directory_path = CollectionManager.getCollectionDirectoryPath(collection_name);
|
---|
700 | String[] collection_file_relative_paths = new String[collection_files.length];
|
---|
701 | for (int i = 0; i < collection_files.length; i++) {
|
---|
702 | collection_file_relative_paths[i] = getPathRelativeToDirectory(collection_files[i], collection_directory_path);
|
---|
703 | }
|
---|
704 |
|
---|
705 | // Zip up the files to send to the server
|
---|
706 | String zip_file_name = collection_name + "-" + System.currentTimeMillis() + ".zip";
|
---|
707 | String zip_file_path = collection_directory_path + zip_file_name;
|
---|
708 | ZipTools.zipFiles(zip_file_path, collection_directory_path, collection_file_relative_paths);
|
---|
709 |
|
---|
710 | // Upload the zip file
|
---|
711 | String upload_collection_file_command = "cmd=upload-collection-file";
|
---|
712 | upload_collection_file_command += "&c=" + URLEncoder.encode(collection_name, "UTF-8");
|
---|
713 | upload_collection_file_command += "&file=" + URLEncoder.encode(zip_file_name, "UTF-8");
|
---|
714 | upload_collection_file_command += "&directory=";
|
---|
715 | upload_collection_file_command += "&zip=true";
|
---|
716 | action_output = uploadFile(upload_collection_file_command, zip_file_path);
|
---|
717 | }
|
---|
718 | }
|
---|
719 |
|
---|
720 |
|
---|
721 | /**
|
---|
722 | * --------------------------------------------------------------------------------------------
|
---|
723 | * UPLOAD FILES INTO COLLECTION
|
---|
724 | * --------------------------------------------------------------------------------------------
|
---|
725 | */
|
---|
726 | static private class RemoteGreenstoneServerUploadFilesIntoCollectionAction
|
---|
727 | extends RemoteGreenstoneServerAction
|
---|
728 | {
|
---|
729 | private String collection_name;
|
---|
730 | private File[] source_files;
|
---|
731 | private File target_collection_directory;
|
---|
732 |
|
---|
733 |
|
---|
734 | public RemoteGreenstoneServerUploadFilesIntoCollectionAction(String collection_name, File[] source_files, File target_collection_directory)
|
---|
735 | {
|
---|
736 | this.collection_name = collection_name;
|
---|
737 | this.source_files = source_files;
|
---|
738 | this.target_collection_directory = target_collection_directory;
|
---|
739 | }
|
---|
740 |
|
---|
741 |
|
---|
742 | public void perform()
|
---|
743 | throws Exception
|
---|
744 | {
|
---|
745 | String collection_directory_path = CollectionManager.getCollectionDirectoryPath(collection_name);
|
---|
746 | String target_collection_directory_relative_path = getPathRelativeToDirectory(target_collection_directory, collection_directory_path);
|
---|
747 | target_collection_directory_relative_path = target_collection_directory_relative_path.replaceAll((Utility.isWindows() ? "\\\\" : "\\/"), "|");
|
---|
748 | progress_bar.setAction("Uploading files into collection...");
|
---|
749 |
|
---|
750 | String zip_file_name = collection_name + "-" + System.currentTimeMillis() + ".zip";
|
---|
751 | String zip_file_path = Gatherer.getCollectDirectoryPath() + zip_file_name;
|
---|
752 | DebugStream.println("Zip file path: " + zip_file_path);
|
---|
753 |
|
---|
754 | String base_directory_path = source_files[0].getParentFile().getAbsolutePath();
|
---|
755 | DebugStream.println("Base directory path: " + base_directory_path);
|
---|
756 | String[] source_file_relative_paths = new String[source_files.length];
|
---|
757 | for (int i = 0; i < source_files.length; i++) {
|
---|
758 | DebugStream.println("Source file path: " + source_files[i]);
|
---|
759 | source_file_relative_paths[i] = getPathRelativeToDirectory(source_files[i], base_directory_path);
|
---|
760 | }
|
---|
761 |
|
---|
762 | ZipTools.zipFiles(zip_file_path, base_directory_path, source_file_relative_paths);
|
---|
763 |
|
---|
764 | String upload_collection_file_command = "cmd=upload-collection-file";
|
---|
765 | upload_collection_file_command += "&c=" + URLEncoder.encode(collection_name, "UTF-8");
|
---|
766 | upload_collection_file_command += "&file=" + URLEncoder.encode(zip_file_name, "UTF-8");
|
---|
767 | upload_collection_file_command += "&directory=" + URLEncoder.encode(target_collection_directory_relative_path, "UTF-8");
|
---|
768 | upload_collection_file_command += "&zip=true";
|
---|
769 | action_output = uploadFile(upload_collection_file_command, zip_file_path);
|
---|
770 | }
|
---|
771 | }
|
---|
772 |
|
---|
773 |
|
---|
774 | // ----------------------------------------------------------------------------------------------------
|
---|
775 | // AUTHENTICATION LAYER
|
---|
776 | // ----------------------------------------------------------------------------------------------------
|
---|
777 |
|
---|
778 |
|
---|
779 | static private PasswordAuthentication remote_greenstone_server_authentication = null;
|
---|
780 | // static private PasswordAuthentication remote_greenstone_server_authentication = new PasswordAuthentication(System.getProperty("user.name"), new char[] { });
|
---|
781 |
|
---|
782 |
|
---|
783 | static private class RemoteGreenstoneServerAuthenticateTask
|
---|
784 | extends Thread
|
---|
785 | {
|
---|
786 | public void run()
|
---|
787 | {
|
---|
788 | remote_greenstone_server_authentication = new RemoteGreenstoneServerAuthenticator().getAuthentication();
|
---|
789 | }
|
---|
790 |
|
---|
791 |
|
---|
792 | static private class RemoteGreenstoneServerAuthenticator
|
---|
793 | extends GAuthenticator
|
---|
794 | {
|
---|
795 | public PasswordAuthentication getAuthentication()
|
---|
796 | {
|
---|
797 | return getPasswordAuthentication();
|
---|
798 | }
|
---|
799 |
|
---|
800 | protected String getMessageString()
|
---|
801 | {
|
---|
802 | return Dictionary.get("RemoteGreenstoneServer.Authentication_Message");
|
---|
803 | }
|
---|
804 | }
|
---|
805 | }
|
---|
806 |
|
---|
807 |
|
---|
808 | static private void authenticateUser()
|
---|
809 | throws RemoteGreenstoneServerActionCancelledException
|
---|
810 | {
|
---|
811 | // If we don't have any authentication information then ask for it now
|
---|
812 | if (remote_greenstone_server_authentication == null) {
|
---|
813 | try {
|
---|
814 | // We have to do this on the GUI thread
|
---|
815 | SwingUtilities.invokeAndWait(new RemoteGreenstoneServerAuthenticateTask());
|
---|
816 | }
|
---|
817 | catch (Exception exception) {
|
---|
818 | DebugStream.printStackTrace(exception);
|
---|
819 | }
|
---|
820 |
|
---|
821 | // If it is still null then the user has cancelled the authentication, so the action is cancelled
|
---|
822 | if (remote_greenstone_server_authentication == null) {
|
---|
823 | throw new RemoteGreenstoneServerActionCancelledException();
|
---|
824 | }
|
---|
825 | }
|
---|
826 | }
|
---|
827 |
|
---|
828 |
|
---|
829 | static public String getUsername()
|
---|
830 | {
|
---|
831 | if (remote_greenstone_server_authentication != null) {
|
---|
832 | return remote_greenstone_server_authentication.getUserName();
|
---|
833 | }
|
---|
834 |
|
---|
835 | return null;
|
---|
836 | }
|
---|
837 |
|
---|
838 |
|
---|
839 | // ----------------------------------------------------------------------------------------------------
|
---|
840 | // REQUEST LAYER
|
---|
841 | // ----------------------------------------------------------------------------------------------------
|
---|
842 |
|
---|
843 |
|
---|
844 | /** Returns the command output if the action completed, throws some kind of exception otherwise. */
|
---|
845 | static private String downloadFile(String gliserver_args, String file_path)
|
---|
846 | throws Exception
|
---|
847 | {
|
---|
848 | while (true) {
|
---|
849 | // Check that Configuration.gliserver_url is set
|
---|
850 | if (Configuration.gliserver_url == null) {
|
---|
851 | throw new Exception("Empty gliserver URL: please set this in Preferences before continuing.");
|
---|
852 | }
|
---|
853 |
|
---|
854 | // Ask for authentication information (if necessary), then perform the action
|
---|
855 | authenticateUser();
|
---|
856 | String gliserver_url_string = Configuration.gliserver_url.toString();
|
---|
857 | String command_output = downloadFileInternal(gliserver_url_string, gliserver_args, file_path);
|
---|
858 |
|
---|
859 | // Check the first line to see if authentication has failed; if so, go around the loop again
|
---|
860 | if (command_output.startsWith("ERROR: Authentication failed:")) {
|
---|
861 | JOptionPane.showMessageDialog(Gatherer.g_man, Dictionary.get("RemoteGreenstoneServer.Error", command_output.substring("ERROR: ".length())), Dictionary.get("RemoteGreenstoneServer.Error_Title"), JOptionPane.ERROR_MESSAGE);
|
---|
862 | remote_greenstone_server_authentication = null;
|
---|
863 | continue;
|
---|
864 | }
|
---|
865 | // Check if the collection is locked by someone else; if so, see if the user wants to steal the lock
|
---|
866 | else if (command_output.startsWith("ERROR: Collection is locked by: ")) {
|
---|
867 | if (JOptionPane.showConfirmDialog(Gatherer.g_man, Dictionary.get("RemoteGreenstoneServer.Steal_Lock_Message", command_output.substring("ERROR: Collection is locked by: ".length())), Dictionary.get("RemoteGreenstoneServer.Error_Title"), JOptionPane.YES_NO_OPTION) == JOptionPane.NO_OPTION) {
|
---|
868 | // The user has decided to cancel the action
|
---|
869 | throw new RemoteGreenstoneServerActionCancelledException();
|
---|
870 | }
|
---|
871 |
|
---|
872 | // The user has decided to steal the lock... rerun the command with "&steal_lock="
|
---|
873 | gliserver_args += "&steal_lock=";
|
---|
874 | continue;
|
---|
875 | }
|
---|
876 | // Handle other types of errors by throwing an exception
|
---|
877 | else if (command_output.startsWith("ERROR: ")) {
|
---|
878 | throw new Exception(command_output.substring("ERROR: ".length()));
|
---|
879 | }
|
---|
880 |
|
---|
881 | // There were no exceptions thrown so the action must have succeeded
|
---|
882 | return command_output;
|
---|
883 | }
|
---|
884 | }
|
---|
885 |
|
---|
886 |
|
---|
887 | /** Returns the command output if the action completed, throws some kind of exception otherwise. */
|
---|
888 | static private String sendCommandToServer(String gliserver_args, GShell shell)
|
---|
889 | throws Exception
|
---|
890 | {
|
---|
891 | while (true) {
|
---|
892 | // Check that Configuration.gliserver_url is set
|
---|
893 | if (Configuration.gliserver_url == null) {
|
---|
894 | throw new Exception("Empty gliserver URL: please set this in Preferences before continuing.");
|
---|
895 | }
|
---|
896 |
|
---|
897 | // Ask for authentication information (if necessary), then perform the action
|
---|
898 | authenticateUser();
|
---|
899 | String gliserver_url_string = Configuration.gliserver_url.toString();
|
---|
900 | String command_output = sendCommandToServerInternal(gliserver_url_string, gliserver_args, shell);
|
---|
901 | // System.err.println("Command output: " + command_output);
|
---|
902 |
|
---|
903 | // Check the first line to see if authentication has failed; if so, go around the loop again
|
---|
904 | if (command_output.startsWith("ERROR: Authentication failed:")) {
|
---|
905 | JOptionPane.showMessageDialog(Gatherer.g_man, Dictionary.get("RemoteGreenstoneServer.Error", command_output.substring("ERROR: ".length())), Dictionary.get("RemoteGreenstoneServer.Error_Title"), JOptionPane.ERROR_MESSAGE);
|
---|
906 | remote_greenstone_server_authentication = null;
|
---|
907 | continue;
|
---|
908 | }
|
---|
909 | // Check if the collection is locked by someone else; if so, see if the user wants to steal the lock
|
---|
910 | else if (command_output.startsWith("ERROR: Collection is locked by: ")) {
|
---|
911 | if (JOptionPane.showConfirmDialog(Gatherer.g_man, Dictionary.get("RemoteGreenstoneServer.Steal_Lock_Message", command_output.substring("ERROR: Collection is locked by: ".length())), Dictionary.get("RemoteGreenstoneServer.Error_Title"), JOptionPane.YES_NO_OPTION) == JOptionPane.NO_OPTION) {
|
---|
912 | // The user has decided to cancel the action
|
---|
913 | throw new RemoteGreenstoneServerActionCancelledException();
|
---|
914 | }
|
---|
915 |
|
---|
916 | // The user has decided to steal the lock... rerun the command with "&steal_lock="
|
---|
917 | gliserver_args += "&steal_lock=";
|
---|
918 | continue;
|
---|
919 | }
|
---|
920 | // Handle other types of errors by throwing an exception
|
---|
921 | else if (command_output.startsWith("ERROR: ")) {
|
---|
922 | throw new Exception(command_output.substring("ERROR: ".length()));
|
---|
923 | }
|
---|
924 |
|
---|
925 | // There were no exceptions thrown so the action must have succeeded
|
---|
926 | return command_output;
|
---|
927 | }
|
---|
928 | }
|
---|
929 |
|
---|
930 |
|
---|
931 | /** Returns the command output if the action completed, throws some kind of exception otherwise. */
|
---|
932 | static private String uploadFile(String gliserver_args, String file_path)
|
---|
933 | throws Exception
|
---|
934 | {
|
---|
935 | while (true) {
|
---|
936 | // Check that Configuration.gliserver_url is set
|
---|
937 | if (Configuration.gliserver_url == null) {
|
---|
938 | throw new Exception("Empty gliserver URL: please set this in Preferences before continuing.");
|
---|
939 | }
|
---|
940 |
|
---|
941 | // Ask for authentication information (if necessary), then perform the action
|
---|
942 | authenticateUser();
|
---|
943 | String gliserver_url_string = Configuration.gliserver_url.toString();
|
---|
944 | String command_output = uploadFileInternal(gliserver_url_string, gliserver_args, file_path);
|
---|
945 | // System.err.println("Command output: " + command_output);
|
---|
946 |
|
---|
947 | // Check the first line to see if authentication has failed; if so, go around the loop again
|
---|
948 | if (command_output.startsWith("ERROR: Authentication failed:")) {
|
---|
949 | JOptionPane.showMessageDialog(Gatherer.g_man, Dictionary.get("RemoteGreenstoneServer.Error", command_output.substring("ERROR: ".length())), Dictionary.get("RemoteGreenstoneServer.Error_Title"), JOptionPane.ERROR_MESSAGE);
|
---|
950 | remote_greenstone_server_authentication = null;
|
---|
951 | continue;
|
---|
952 | }
|
---|
953 | // Check if the collection is locked by someone else; if so, see if the user wants to steal the lock
|
---|
954 | else if (command_output.startsWith("ERROR: Collection is locked by: ")) {
|
---|
955 | if (JOptionPane.showConfirmDialog(Gatherer.g_man, Dictionary.get("RemoteGreenstoneServer.Steal_Lock_Message", command_output.substring("ERROR: Collection is locked by: ".length())), Dictionary.get("RemoteGreenstoneServer.Error_Title"), JOptionPane.YES_NO_OPTION) == JOptionPane.NO_OPTION) {
|
---|
956 | // The user has decided to cancel the action
|
---|
957 | throw new RemoteGreenstoneServerActionCancelledException();
|
---|
958 | }
|
---|
959 |
|
---|
960 | // The user has decided to steal the lock... rerun the command with "&steal_lock="
|
---|
961 | gliserver_args += "&steal_lock=";
|
---|
962 | continue;
|
---|
963 | }
|
---|
964 | // Handle other types of errors by throwing an exception
|
---|
965 | else if (command_output.startsWith("ERROR: ")) {
|
---|
966 | throw new Exception(command_output.substring("ERROR: ".length()));
|
---|
967 | }
|
---|
968 |
|
---|
969 | // There were no exceptions thrown so the action must have succeeded
|
---|
970 | return command_output;
|
---|
971 | }
|
---|
972 | }
|
---|
973 |
|
---|
974 |
|
---|
975 | // ----------------------------------------------------------------------------------------------------
|
---|
976 | // NETWORK LAYER
|
---|
977 | // ----------------------------------------------------------------------------------------------------
|
---|
978 |
|
---|
979 |
|
---|
980 | /** Returns the command output if the action completed, throws some kind of exception otherwise. */
|
---|
981 | static private String downloadFileInternal(String download_cgi, String cgi_args, String file_path)
|
---|
982 | throws Exception
|
---|
983 | {
|
---|
984 | DebugStream.println("gliserver URL: " + download_cgi);
|
---|
985 | System.err.println("gliserver args: " + cgi_args);
|
---|
986 |
|
---|
987 | // Add username and password, and a timestamp
|
---|
988 | cgi_args += "&un=" + remote_greenstone_server_authentication.getUserName();
|
---|
989 | cgi_args += "&pw=" + new String(remote_greenstone_server_authentication.getPassword());
|
---|
990 | cgi_args += "&ts=" + System.currentTimeMillis();
|
---|
991 |
|
---|
992 | URL download_url = new URL(download_cgi);
|
---|
993 | URLConnection dl_connection = download_url.openConnection();
|
---|
994 | dl_connection.setDoOutput(true);
|
---|
995 | OutputStream dl_os = dl_connection.getOutputStream();
|
---|
996 |
|
---|
997 | PrintWriter dl_out = new PrintWriter(dl_os);
|
---|
998 | dl_out.println(cgi_args);
|
---|
999 | dl_out.close();
|
---|
1000 |
|
---|
1001 | // Download result from running cgi script
|
---|
1002 | InputStream dl_is = dl_connection.getInputStream();
|
---|
1003 | BufferedInputStream dl_bis = new BufferedInputStream(dl_is);
|
---|
1004 | DataInputStream dl_dbis = new DataInputStream(dl_bis);
|
---|
1005 |
|
---|
1006 | String first_line = "";
|
---|
1007 | byte[] buf = new byte[1024];
|
---|
1008 | int len = dl_dbis.read(buf);
|
---|
1009 | if (len >= 0) {
|
---|
1010 | String first_chunk = new String(buf, 0, len);
|
---|
1011 | first_line = first_chunk.substring(0, ((first_chunk.indexOf("\n") != -1) ? first_chunk.indexOf("\n") : len));
|
---|
1012 |
|
---|
1013 | // Save the data to file
|
---|
1014 | FileOutputStream zip_fos = new FileOutputStream(file_path);
|
---|
1015 | BufferedOutputStream zip_bfos = new BufferedOutputStream(zip_fos);
|
---|
1016 |
|
---|
1017 | while (len >= 0) {
|
---|
1018 | zip_bfos.write(buf, 0, len);
|
---|
1019 | len = dl_dbis.read(buf);
|
---|
1020 | }
|
---|
1021 |
|
---|
1022 | zip_bfos.close();
|
---|
1023 | zip_fos.close();
|
---|
1024 | }
|
---|
1025 |
|
---|
1026 | dl_dbis.close();
|
---|
1027 | dl_bis.close();
|
---|
1028 | dl_is.close();
|
---|
1029 | return first_line;
|
---|
1030 | }
|
---|
1031 |
|
---|
1032 |
|
---|
1033 | /** Returns the command output if the action completed, throws some kind of exception otherwise. */
|
---|
1034 | static private String sendCommandToServerInternal(String gliserver_url_string, String cgi_args, GShell shell)
|
---|
1035 | throws Exception
|
---|
1036 | {
|
---|
1037 | DebugStream.println("gliserver URL: " + gliserver_url_string);
|
---|
1038 | System.err.println("gliserver args: " + cgi_args);
|
---|
1039 |
|
---|
1040 | // Add username and password, and a timestamp
|
---|
1041 | cgi_args += "&un=" + remote_greenstone_server_authentication.getUserName();
|
---|
1042 | cgi_args += "&pw=" + new String(remote_greenstone_server_authentication.getPassword());
|
---|
1043 | cgi_args += "&ts=" + System.currentTimeMillis();
|
---|
1044 |
|
---|
1045 | URL gliserver_url = new URL(gliserver_url_string + "?" + cgi_args);
|
---|
1046 | URLConnection gliserver_connection = gliserver_url.openConnection();
|
---|
1047 |
|
---|
1048 | // Read the output of the command from the server, and return it
|
---|
1049 | StringBuffer command_output_buffer = new StringBuffer(2048);
|
---|
1050 | InputStream gliserver_is = gliserver_connection.getInputStream();
|
---|
1051 | BufferedReader gliserver_in = new BufferedReader(new InputStreamReader(gliserver_is, "UTF-8"));
|
---|
1052 | String gliserver_output_line = gliserver_in.readLine();
|
---|
1053 | while (gliserver_output_line != null) {
|
---|
1054 | if (shell != null) {
|
---|
1055 | shell.fireMessage(gliserver_output_line);
|
---|
1056 | if (shell.hasSignalledStop()) {
|
---|
1057 | throw new RemoteGreenstoneServerActionCancelledException();
|
---|
1058 | }
|
---|
1059 | }
|
---|
1060 | command_output_buffer.append(gliserver_output_line + "\n");
|
---|
1061 | gliserver_output_line = gliserver_in.readLine();
|
---|
1062 | }
|
---|
1063 | gliserver_in.close();
|
---|
1064 |
|
---|
1065 | return command_output_buffer.toString();
|
---|
1066 | }
|
---|
1067 |
|
---|
1068 |
|
---|
1069 | /** Returns the command output if the action completed, throws some kind of exception otherwise. */
|
---|
1070 | static private String uploadFileInternal(String upload_cgi, String cgi_args, String file_path)
|
---|
1071 | throws Exception
|
---|
1072 | {
|
---|
1073 | DebugStream.println("gliserver URL: " + upload_cgi);
|
---|
1074 | System.err.println("gliserver args: " + cgi_args);
|
---|
1075 |
|
---|
1076 | // Add username and password, and a timestamp
|
---|
1077 | cgi_args += "&un=" + remote_greenstone_server_authentication.getUserName();
|
---|
1078 | cgi_args += "&pw=" + new String(remote_greenstone_server_authentication.getPassword());
|
---|
1079 | cgi_args += "&ts=" + System.currentTimeMillis();
|
---|
1080 |
|
---|
1081 | // Open a HTTP connection to the URL
|
---|
1082 | URL url = new URL(upload_cgi);
|
---|
1083 | HttpURLConnection gliserver_connection = (HttpURLConnection) url.openConnection();
|
---|
1084 |
|
---|
1085 | gliserver_connection.setDoInput(true); // Allow Inputs
|
---|
1086 | gliserver_connection.setDoOutput(true); // Allow Outputs
|
---|
1087 | gliserver_connection.setUseCaches(false); // Don't use a cached copy.
|
---|
1088 |
|
---|
1089 | gliserver_connection.setRequestProperty("Connection", "Keep-Alive");
|
---|
1090 |
|
---|
1091 | DataOutputStream dos = new DataOutputStream(gliserver_connection.getOutputStream());
|
---|
1092 | dos.writeBytes(cgi_args + "\n");
|
---|
1093 |
|
---|
1094 | // Send zip file to server
|
---|
1095 | File file = new File(file_path);
|
---|
1096 | FileInputStream fileInputStream = new FileInputStream(file);
|
---|
1097 |
|
---|
1098 | // create a buffer of maximum size
|
---|
1099 | final int maxBufferSize = 1024;
|
---|
1100 | int bytesAvailable = fileInputStream.available();
|
---|
1101 | int bufferSize = Math.min(bytesAvailable, maxBufferSize);
|
---|
1102 | byte[] buffer = new byte[bufferSize];
|
---|
1103 |
|
---|
1104 | // read file and write it into form...
|
---|
1105 | // !! This uses a lot of memory when the file being uploaded is big -- Java seems to need to keep
|
---|
1106 | // the entire file in the DataOutputStream? (Use Runtime.getRuntime().totalMemory() to see)
|
---|
1107 | int bytesRead = fileInputStream.read(buffer, 0, bufferSize);
|
---|
1108 | while (bytesRead > 0) {
|
---|
1109 | dos.write(buffer, 0, bufferSize);
|
---|
1110 | bytesAvailable = fileInputStream.available();
|
---|
1111 | bufferSize = Math.min(bytesAvailable, maxBufferSize);
|
---|
1112 | bytesRead = fileInputStream.read(buffer, 0, bufferSize);
|
---|
1113 | }
|
---|
1114 |
|
---|
1115 | // close streams
|
---|
1116 | fileInputStream.close();
|
---|
1117 | dos.flush();
|
---|
1118 | dos.close();
|
---|
1119 |
|
---|
1120 | // Read the output of the command from the server, and return it
|
---|
1121 | String command_output = "";
|
---|
1122 | InputStream gliserver_is = gliserver_connection.getInputStream();
|
---|
1123 | BufferedReader gliserver_in = new BufferedReader(new InputStreamReader(gliserver_is, "UTF-8"));
|
---|
1124 | String gliserver_output_line = gliserver_in.readLine();
|
---|
1125 | while (gliserver_output_line != null) {
|
---|
1126 | command_output += gliserver_output_line + "\n";
|
---|
1127 | gliserver_output_line = gliserver_in.readLine();
|
---|
1128 | }
|
---|
1129 | gliserver_in.close();
|
---|
1130 |
|
---|
1131 | return command_output;
|
---|
1132 | }
|
---|
1133 |
|
---|
1134 |
|
---|
1135 | // ----------------------------------------------------------------------------------------------------
|
---|
1136 | // UTILITIES
|
---|
1137 | // ----------------------------------------------------------------------------------------------------
|
---|
1138 |
|
---|
1139 |
|
---|
1140 | static public String getPathRelativeToDirectory(File file, String directory_path)
|
---|
1141 | {
|
---|
1142 | String file_path = file.getAbsolutePath();
|
---|
1143 | if (!file_path.startsWith(directory_path)) {
|
---|
1144 | System.err.println("ERROR: File path " + file_path + " is not a child of " + directory_path);
|
---|
1145 | return file_path;
|
---|
1146 | }
|
---|
1147 |
|
---|
1148 | String relative_file_path = file_path.substring(directory_path.length());
|
---|
1149 | if (relative_file_path.startsWith(File.separator)) {
|
---|
1150 | relative_file_path = relative_file_path.substring(File.separator.length());
|
---|
1151 | }
|
---|
1152 | return relative_file_path;
|
---|
1153 | }
|
---|
1154 | }
|
---|