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 | * <BR><BR>
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9 | *
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10 | * Author: John Thompson, NZDL Project, University of Waikato
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11 | *
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12 | * <BR><BR>
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13 | *
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14 | * Copyright (C) 2005 New Zealand Digital Library Project
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15 | *
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16 | * <BR><BR>
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17 | *
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18 | * This program is free software; you can redistribute it and/or modify
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19 | * it under the terms of the GNU General Public License as published by
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20 | * the Free Software Foundation; either version 2 of the License, or
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21 | * (at your option) any later version.
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22 | *
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23 | * <BR><BR>
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24 | *
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25 | * This program is distributed in the hope that it will be useful,
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26 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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27 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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28 | * GNU General Public License for more details.
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29 | *
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30 | * <BR><BR>
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31 | *
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32 | * You should have received a copy of the GNU General Public License
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33 | * along with this program; if not, write to the Free Software
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34 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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35 | *########################################################################
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36 | */
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37 | package org.greenstone.gatherer.file;
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38 |
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39 | import java.io.File;
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40 | import javax.swing.*;
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41 |
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42 | import org.webswing.toolkit.api.WebswingUtil;
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43 |
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44 | import org.greenstone.gatherer.Configuration;
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45 | import org.greenstone.gatherer.Dictionary;
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46 | import org.greenstone.gatherer.Gatherer;
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47 | import org.greenstone.gatherer.collection.CollectionManager;
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48 | import org.greenstone.gatherer.collection.CollectionTree;
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49 | import org.greenstone.gatherer.collection.CollectionTreeNode;
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50 | import org.greenstone.gatherer.gui.ExplodeMetadataDatabasePrompt;
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51 | import org.greenstone.gatherer.gui.ReplaceSrcDocWithHtmlPrompt;
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52 | import org.greenstone.gatherer.gui.GProgressBar;
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53 | import org.greenstone.gatherer.gui.NewFolderOrFilePrompt;
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54 | import org.greenstone.gatherer.gui.RenamePrompt;
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55 | import org.greenstone.gatherer.gui.tree.DragTree;
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56 | import org.greenstone.gatherer.remote.RemoteGreenstoneServer;
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57 | import org.greenstone.gatherer.util.DragComponent;
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58 | import org.greenstone.gatherer.util.Utility;
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59 | import org.greenstone.gatherer.DebugStream;
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60 |
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61 | /** Manages the moving of files within a separate thread.
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62 | * @author John Thompson, NZDL Project, University of Waikato
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63 | */
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64 | public class FileManager
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65 | {
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66 | /** Not only the queue of files to be moved, but also the object that moves them. */
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67 | static private FileQueue file_queue = null;
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68 |
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69 | public static final int COPY = 0;
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70 | public static final int MOVE = 1;
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71 |
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72 | public static final int FILE_TYPE = 0;
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73 | public static final int FOLDER_TYPE = 1;
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74 |
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75 | protected static File startup_directory = null;
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76 |
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77 |
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78 | /** Constructor.
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79 | * @see org.greenstone.gatherer.file.FileQueue
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80 | */
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81 | public FileManager()
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82 | {
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83 | file_queue = new FileQueue();
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84 | file_queue.start();
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85 | }
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86 |
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87 |
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88 | /** Determine what action should be carried out by the file queue, and add all of the necessary file jobs. */
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89 | public void action(DragComponent source, FileNode[] source_nodes, DragComponent target, FileNode target_node)
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90 | {
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91 | // Check there is something to do
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92 | if (source_nodes == null || source_nodes.length == 0) {
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93 | return;
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94 | }
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95 |
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96 | // We need a unique ID for each file task
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97 | long id = System.currentTimeMillis();
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98 |
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99 | // If source and target are the same we're moving
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100 | if (source == target) {
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101 | // Start a new move FileTask and we're done
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102 | (new FileTask(id, source, source_nodes, target, target_node, FileJob.MOVE)).start();
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103 | return;
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104 | }
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105 |
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106 | // If target isn't the RecycleBin, we're copying
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107 | if (!(target instanceof RecycleBin)) {
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108 | // Start a new copy FileTask and we're done
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109 | (new FileTask(id, source, source_nodes, target, target_node, FileJob.COPY)).start();
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110 | return;
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111 | }
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112 |
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113 | // We're deleting... but first make sure source isn't read-only
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114 | boolean read_only_source = false;
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115 |
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116 | // The workspace tree is read-only...
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117 | if (source.toString().equals("Workspace")) {
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118 | read_only_source = true;
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119 |
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120 | // ...except for files from the "Downloaded Files" folder
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121 | String downloaded_files_folder_path = Gatherer.getGLIUserCacheDirectoryPath();
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122 | for (int i = 0; i < source_nodes.length; i++) {
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123 | // Is this the "Downloaded Files" folder?
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124 | if (source_nodes[i].getFile().getAbsolutePath().startsWith(downloaded_files_folder_path)) {
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125 | read_only_source = false;
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126 | }
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127 | }
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128 | }
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129 |
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130 | // The source is read-only, so tell the user and abort
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131 | if (read_only_source) {
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132 | JOptionPane.showMessageDialog(Gatherer.g_man, Dictionary.get("FileActions.Read_Only"), Dictionary.get("General.Error"), JOptionPane.ERROR_MESSAGE);
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133 | return;
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134 | }
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135 |
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136 | // Start a new delete FileTask and we're done
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137 | (new FileTask(id, source, source_nodes, target, target_node, FileJob.DELETE)).start();
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138 | }
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139 |
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140 | /** For moving and copying of folders. */
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141 | public void action(File sourceFolder, File targetFolder, int operation) {
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142 | (new SimpleFileTask(sourceFolder, targetFolder, operation)).start();
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143 | }
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144 |
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145 |
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146 | /** Retrieves the file queue object. */
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147 | public FileQueue getQueue()
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148 | {
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149 | return file_queue;
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150 | }
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151 |
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152 | /** Performs the simple file task of moving or copying folders. */
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153 | private class SimpleFileTask
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154 | extends Thread
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155 | {
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156 | private File sourceFolder;
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157 | private File targetFolder;
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158 | int operation; // MOVE or COPY
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159 |
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160 | public SimpleFileTask(File sourceFolder, File targetFolder, int operation)
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161 | {
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162 | this.sourceFolder = sourceFolder;
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163 | this.targetFolder = targetFolder;
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164 | this.operation = operation;
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165 | }
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166 |
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167 |
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168 | public void run()
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169 | {
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170 | // check if we're moving or overwriting the current collection
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171 | String currentColPath = Gatherer.getCollectDirectoryPath()+CollectionManager.getLoadedCollectionName();
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172 | if(currentColPath.equals(sourceFolder.getAbsolutePath())
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173 | || currentColPath.equals(targetFolder.getAbsolutePath())) {
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174 | Gatherer.g_man.saveThenCloseCurrentCollection();
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175 | }
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176 |
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177 | // if moving, try a simple move operation (if it works, it
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178 | // shouldn't take long at all and doesn't need a progress bar)
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179 | if(operation == MOVE && sourceFolder.renameTo(targetFolder)) {
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180 | //System.err.println("**** A simple renameTo() worked.");
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181 | WorkspaceTreeModel.refreshGreenstoneCollectionsNode();
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182 | return;
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183 | }
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184 |
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185 | // Reset the progress bar and set it to indeterminate while calculating its size
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186 | GProgressBar progress_bar = file_queue.getProgressBar();
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187 | progress_bar.reset();
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188 | progress_bar.setIndeterminate(true);
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189 |
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190 | String status = "FileActions.Moving";
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191 | if(operation == COPY) {
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192 | status = "FileActions.Copying";
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193 | }
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194 | progress_bar.setString(Dictionary.get(status));
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195 | file_queue.getFileStatus().setText(Dictionary.get(status,
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196 | file_queue.formatPath(status,
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197 | sourceFolder.getAbsolutePath(),
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198 | file_queue.getFileStatus().getSize().width)));
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199 |
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200 | // do the move or copy operation
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201 | try {
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202 | //System.err.println("**** Copying " + sourceFolder + " to: " + targetFolder);
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203 | file_queue.copyDirectoryContents(sourceFolder, targetFolder);
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204 | } catch(Exception e) {
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205 | JOptionPane.showMessageDialog(Gatherer.g_man, e.getMessage(),
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206 | "Can't perform file operation", JOptionPane.ERROR_MESSAGE);
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207 |
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208 | progress_bar.setIndeterminate(false);
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209 | progress_bar.clear();
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210 | return;
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211 | }
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212 |
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213 | // if moving, delete the original source folder and
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214 | // update the docs in GS collections node in the workspace tree
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215 |
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216 | if(operation == MOVE) {
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217 | Utility.delete(sourceFolder);
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218 | WorkspaceTreeModel.refreshGreenstoneCollectionsNode();
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219 | }
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220 |
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221 |
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222 | progress_bar.setIndeterminate(false);
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223 | progress_bar.clear();
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224 | file_queue.getFileStatus().setText(Dictionary.get("FileActions.No_Activity"));
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225 | progress_bar.setString(Dictionary.get("FileActions.No_Activity"));
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226 | }
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227 | }
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228 |
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229 | private class FileTask
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230 | extends Thread
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231 | {
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232 | private long id;
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233 | private DragComponent source;
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234 | private FileNode[] source_nodes;
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235 | private DragComponent target;
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236 | private FileNode target_node;
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237 | private byte type;
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238 |
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239 |
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240 | public FileTask(long id, DragComponent source, FileNode[] source_nodes, DragComponent target, FileNode target_node, byte type)
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241 | {
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242 | this.id = id;
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243 | this.source = source;
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244 | this.source_nodes = source_nodes;
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245 | this.target = target;
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246 | this.target_node = target_node;
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247 | this.type = type;
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248 | }
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249 |
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250 |
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251 | public void run()
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252 | {
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253 | // Reset the progress bar and set it to indeterminate while calculating its size
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254 | GProgressBar progress_bar = file_queue.getProgressBar();
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255 | progress_bar.reset();
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256 | progress_bar.setIndeterminate(true);
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257 |
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258 | // Calculate the progress bar size
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259 | boolean cancelled = file_queue.calculateSize(source_nodes);
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260 | if (!cancelled) {
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261 | file_queue.addJob(id, source, source_nodes, target, target_node, type);
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262 | if (Gatherer.isGsdlRemote) {
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263 | String collection_name = CollectionManager.getLoadedCollectionName();
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264 |
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265 | // Perform the appropriate action based on the job type (RemoteGreenstoneServer will queue)
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266 | if (type == FileJob.COPY) {
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267 | // Copies: upload all the files at once in one zip file
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268 | File[] source_files = new File[source_nodes.length];
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269 | for (int i = 0; i < source_nodes.length; i++) {
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270 | source_files[i] = source_nodes[i].getFile();
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271 | }
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272 | Gatherer.remoteGreenstoneServer.uploadFilesIntoCollection(collection_name, source_files, target_node.getFile());
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273 | }
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274 | else if (type == FileJob.DELETE) {
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275 | // Deletes: delete each top-level file/directory one at a time
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276 | for (int i = 0; i < source_nodes.length; i++) {
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277 | Gatherer.remoteGreenstoneServer.deleteCollectionFile(collection_name, source_nodes[i].getFile());
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278 | }
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279 | }
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280 | else if (type == FileJob.MOVE) {
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281 | // Moves: move each top-level file/directory one at a time
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282 | for (int i = 0; i < source_nodes.length; i++) {
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283 | Gatherer.remoteGreenstoneServer.moveCollectionFile(
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284 | collection_name, source_nodes[i].getFile(), target_node.getFile());
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285 | }
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286 | }
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287 | }
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288 | }
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289 |
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290 | progress_bar.setIndeterminate(false);
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291 | progress_bar.clear();
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292 | }
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293 | }
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294 |
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295 | public void explodeMetadataDatabase(File file)
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296 | {
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297 | // This must go in a separate thread because we need the progress bar to work (remote Greenstone server)
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298 | new ExplodeMetadataDatabasePromptTask(file).start();
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299 | }
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300 |
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301 | // Works with replace_srcdoc_with_html.pl
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302 | public void replaceSrcDocWithHtml(File[] files)
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303 | {
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304 | // This must go in a separate thread because we need the progress bar to work (remote Greenstone server)
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305 | new ReplaceSrcDocWithHtmlPromptTask(files).start();
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306 | }
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307 |
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308 | private class ExplodeMetadataDatabasePromptTask
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309 | extends Thread
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310 | {
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311 | private File metadata_database_file = null;
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312 |
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313 | public ExplodeMetadataDatabasePromptTask(File metadata_database_file)
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314 | {
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315 | this.metadata_database_file = metadata_database_file;
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316 | }
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317 |
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318 | public void run()
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319 | {
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320 | ExplodeMetadataDatabasePrompt emp = new ExplodeMetadataDatabasePrompt(metadata_database_file);
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321 | }
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322 | }
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323 |
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324 | // Works with replace_srcdoc_with_html.pl
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325 | private class ReplaceSrcDocWithHtmlPromptTask
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326 | extends Thread
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327 | {
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328 | private File[] replace_these_srcdoc_files = null;
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329 |
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330 | public ReplaceSrcDocWithHtmlPromptTask(File[] replace_these_srcdoc_files)
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331 | {
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332 | this.replace_these_srcdoc_files = replace_these_srcdoc_files;
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333 | }
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334 |
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335 | public void run()
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336 | {
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337 | ReplaceSrcDocWithHtmlPrompt prompt = new ReplaceSrcDocWithHtmlPrompt(replace_these_srcdoc_files);
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338 | }
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339 | }
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340 |
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341 |
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342 | public void openFileInExternalApplication(File file)
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343 | {
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344 | // This must go in a separate thread because we need the progress bar to work (remote Greenstone server)
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345 | new OpenFileInExternalApplicationTask(file).start();
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346 | }
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347 |
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348 |
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349 | private class OpenFileInExternalApplicationTask
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350 | extends Thread
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351 | {
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352 | private File file = null;
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353 |
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354 | public OpenFileInExternalApplicationTask(File file)
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355 | {
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356 | this.file = file;
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357 | }
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358 |
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359 | public void run()
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360 | {
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361 | // If we're using a remote Greenstone server, we need to download the file before viewing it...
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362 | if (Gatherer.isGsdlRemote) {
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363 | // ... but only if it is inside the collection and we haven't already downloaded it
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364 | if (file.getAbsolutePath().startsWith(Gatherer.getCollectDirectoryPath()) && file.length() == 0) {
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365 | if (Gatherer.remoteGreenstoneServer.downloadCollectionFile(
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366 | CollectionManager.getLoadedCollectionName(), file).equals("")) {
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367 | // Something has gone wrong downloading the file
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368 | return;
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369 | }
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370 | }
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371 | }
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372 | else if (Gatherer.isWebswing) {
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373 | if (Gatherer.GS3) {
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374 | String full_filename = file.getAbsolutePath();
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375 | String collect_dirname = Gatherer.getCollectDirectoryPath();
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376 |
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377 | if (full_filename.startsWith(collect_dirname)) {
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378 | // Strip off everything up to .../site/<site>/collect
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379 | // => so local_filename start with the name of the actual collection
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380 |
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381 | String local_filename = full_filename.substring(collect_dirname.length());
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382 | //String coll_name = CollectionManager.getLoadedCollectionTailName();
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383 | String opt_group_name = CollectionManager.getLoadedCollectionGroupName();
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384 |
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385 | //String this_collect_dirname = collect_dirname + coll_group_with_name;
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386 | //if (full_filename.startsWith(this_collect_dirname)) {
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387 | //String local_filename = full_filename.substring(this_collect_dirname.length());
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388 |
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389 | String library_url = Configuration.library_url.toString();
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390 | String site = Configuration.site_name;
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391 |
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392 |
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393 | //String library_collect_url = library_url + "/sites/" + site + "/collect/" + coll_group_with_name;
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394 | String library_site_url = library_url + "/sites/" + site;
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395 |
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396 | String library_collect_url = library_site_url + "/collect";
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397 | if (opt_group_name != null && !opt_group_name.equals("")) {
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398 | library_collect_url = library_collect_url + "/" + opt_group_name;
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399 | }
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400 |
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401 | String library_collect_file_url = library_collect_url + "/" + local_filename;
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402 |
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403 | WebswingUtil.getWebswingApi().sendActionEvent("downloadURL", library_collect_file_url, null);
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404 | }
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405 | else {
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406 | System.err.println("Warning - OpenFileInExternalApplicationTask.run() unable to construct a URL to access the following file" );
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407 | System.err.println(" " + full_filename);
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408 | System.err.println("Did not fall within " + collect_dirname);
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409 |
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410 | JOptionPane.showMessageDialog(Gatherer.g_man, Dictionary.get("FileActions.Webswing_Unable_To_Open"), Dictionary.get("General.Error"), JOptionPane.ERROR_MESSAGE);
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411 | }
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412 | }
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413 | else {
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414 | System.err.println("Error - Greenstone2 version of GLI using WebSwing does not currently support opening files externally" );
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415 | JOptionPane.showMessageDialog(Gatherer.g_man, Dictionary.get("FileActions.Webswing_Unable_To_Open_GS2"), Dictionary.get("General.Error"), JOptionPane.ERROR_MESSAGE);
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416 | }
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417 |
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418 | // finish here
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419 | return;
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420 | }
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421 |
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422 | // View the file in an external application
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423 | Gatherer.spawnApplication(file);
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424 | }
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425 | }
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426 |
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427 |
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428 | public void newDummyDoc(DragTree tree, CollectionTreeNode parent_node){
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429 | newFolderOrDummyDoc(tree, parent_node, FILE_TYPE);
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430 | }
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431 |
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432 |
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433 | public void newFolder(DragTree tree, CollectionTreeNode parent_node) {
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434 | newFolderOrDummyDoc(tree, parent_node, FOLDER_TYPE);
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435 | }
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436 |
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437 |
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438 | protected void newFolderOrDummyDoc(DragTree tree, CollectionTreeNode parent_node, int type) {
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439 | (new NewFolderOrDummyDocumentTask(tree, parent_node, type)).start();
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440 | }
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441 |
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442 |
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443 | private class NewFolderOrDummyDocumentTask
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444 | extends Thread
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445 | {
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446 | private DragTree tree = null;
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447 | private CollectionTreeNode parent_node = null;
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448 | private int type;
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449 |
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450 | public NewFolderOrDummyDocumentTask(DragTree tree, CollectionTreeNode parent_node, int type)
|
---|
451 | {
|
---|
452 | this.tree = tree;
|
---|
453 | this.parent_node = parent_node;
|
---|
454 | this.type = type;
|
---|
455 | }
|
---|
456 |
|
---|
457 | public void run()
|
---|
458 | {
|
---|
459 | // Ask the user for the directories name.
|
---|
460 | String extension = "";
|
---|
461 | if (type == FILE_TYPE) {
|
---|
462 | extension = ".nul";
|
---|
463 | }
|
---|
464 |
|
---|
465 | NewFolderOrFilePrompt new_folder_prompt = new NewFolderOrFilePrompt(parent_node, type, extension);
|
---|
466 | String name = new_folder_prompt.display();
|
---|
467 | new_folder_prompt.dispose();
|
---|
468 | new_folder_prompt = null;
|
---|
469 |
|
---|
470 | // And if the name is non-null...
|
---|
471 | if (name != null) {
|
---|
472 | FileSystemModel model = (FileSystemModel) tree.getModel();
|
---|
473 | File folder_file = new File(parent_node.getFile(), name);
|
---|
474 |
|
---|
475 | //... check if it already exists.
|
---|
476 | if (folder_file.exists()) {
|
---|
477 | if (type == FILE_TYPE) {
|
---|
478 | JOptionPane.showMessageDialog(Gatherer.g_man, Dictionary.get("FileActions.File_Already_Exists_No_Create", name), Dictionary.get("General.Error"), JOptionPane.ERROR_MESSAGE);
|
---|
479 | }
|
---|
480 | else {
|
---|
481 | JOptionPane.showMessageDialog(Gatherer.g_man, Dictionary.get("FileActions.Folder_Already_Exists", name), Dictionary.get("General.Error"), JOptionPane.ERROR_MESSAGE);
|
---|
482 | }
|
---|
483 | }
|
---|
484 | // Otherwise create it.
|
---|
485 | else {
|
---|
486 | try {
|
---|
487 | if (type == FILE_TYPE) {
|
---|
488 | folder_file.createNewFile();
|
---|
489 | if (Gatherer.isGsdlRemote) {
|
---|
490 | Gatherer.remoteGreenstoneServer.uploadCollectionFile(
|
---|
491 | CollectionManager.getLoadedCollectionName(), folder_file);
|
---|
492 | }
|
---|
493 | }
|
---|
494 | else {
|
---|
495 | folder_file.mkdirs();
|
---|
496 | if (Gatherer.isGsdlRemote) {
|
---|
497 | Gatherer.remoteGreenstoneServer.newCollectionDirectory(
|
---|
498 | CollectionManager.getLoadedCollectionName(), folder_file);
|
---|
499 | }
|
---|
500 | }
|
---|
501 |
|
---|
502 | // Update the parent node to show the new folder
|
---|
503 | parent_node.refresh();
|
---|
504 |
|
---|
505 | // Refresh workspace tree (collection tree is done automatically)
|
---|
506 | Gatherer.g_man.refreshWorkspaceTree(DragTree.COLLECTION_CONTENTS_CHANGED);
|
---|
507 | }
|
---|
508 | catch (Exception exception) {
|
---|
509 | if (type == FILE_TYPE) {
|
---|
510 | JOptionPane.showMessageDialog(Gatherer.g_man, Dictionary.get("FileActions.File_Create_Error", name), Dictionary.get("General.Error"), JOptionPane.ERROR_MESSAGE);
|
---|
511 | }
|
---|
512 | else {
|
---|
513 | JOptionPane.showMessageDialog(Gatherer.g_man, Dictionary.get("FileActions.Folder_Create_Error", name), Dictionary.get("General.Error"), JOptionPane.ERROR_MESSAGE);
|
---|
514 | }
|
---|
515 | }
|
---|
516 | }
|
---|
517 |
|
---|
518 | folder_file = null;
|
---|
519 | model = null;
|
---|
520 | }
|
---|
521 | name = null;
|
---|
522 | }
|
---|
523 | }
|
---|
524 |
|
---|
525 |
|
---|
526 | public void renameCollectionFile(CollectionTree collection_tree, CollectionTreeNode collection_tree_node)
|
---|
527 | {
|
---|
528 | // This must go in a separate thread because we need the progress bar to work (remote Greenstone server)
|
---|
529 | new RenameTask(collection_tree, collection_tree_node).start();
|
---|
530 | }
|
---|
531 |
|
---|
532 |
|
---|
533 | private class RenameTask
|
---|
534 | extends Thread
|
---|
535 | {
|
---|
536 | private CollectionTree collection_tree = null;
|
---|
537 | private CollectionTreeNode collection_tree_node = null;
|
---|
538 |
|
---|
539 | public RenameTask(CollectionTree collection_tree, CollectionTreeNode collection_tree_node)
|
---|
540 | {
|
---|
541 | this.collection_tree = collection_tree;
|
---|
542 | this.collection_tree_node = collection_tree_node;
|
---|
543 | }
|
---|
544 |
|
---|
545 | public void run()
|
---|
546 | {
|
---|
547 | RenamePrompt rename_prompt = new RenamePrompt(collection_tree_node);
|
---|
548 | String new_collection_file_name = rename_prompt.display();
|
---|
549 | rename_prompt.dispose();
|
---|
550 | rename_prompt = null;
|
---|
551 |
|
---|
552 | if (new_collection_file_name != null) {
|
---|
553 | File collection_file = collection_tree_node.getFile();
|
---|
554 | File new_collection_file = new File(collection_file.getParentFile(), new_collection_file_name);
|
---|
555 | CollectionTreeNode new_collection_tree_node = new CollectionTreeNode(new_collection_file);
|
---|
556 | file_queue.addJob(System.currentTimeMillis(), collection_tree, new FileNode[] { collection_tree_node }, collection_tree, new_collection_tree_node, FileJob.RENAME);
|
---|
557 | if (Gatherer.isGsdlRemote) {
|
---|
558 | Gatherer.remoteGreenstoneServer.moveCollectionFile(
|
---|
559 | CollectionManager.getLoadedCollectionName(), collection_file, new_collection_file);
|
---|
560 | }
|
---|
561 | }
|
---|
562 | }
|
---|
563 | }
|
---|
564 |
|
---|
565 | public void newCollectionFile(CollectionTree collection_tree, CollectionTreeNode parent_node)
|
---|
566 | {
|
---|
567 | new ReplaceOrNewTask(collection_tree, parent_node, false ).start();
|
---|
568 | }
|
---|
569 |
|
---|
570 | public void replaceCollectionFile(CollectionTree collection_tree, CollectionTreeNode collection_tree_node)
|
---|
571 | {
|
---|
572 | // This must go in a separate thread because we need the progress bar to work (remote Greenstone server)
|
---|
573 | new ReplaceOrNewTask(collection_tree, collection_tree_node, true).start();
|
---|
574 | }
|
---|
575 |
|
---|
576 |
|
---|
577 | private class ReplaceOrNewTask
|
---|
578 | extends Thread implements FileCopiedSuccessListener
|
---|
579 | {
|
---|
580 | private CollectionTree collection_tree = null;
|
---|
581 | private CollectionTreeNode collection_tree_node = null;
|
---|
582 | private boolean replacing = false;
|
---|
583 |
|
---|
584 | public ReplaceOrNewTask(CollectionTree collection_tree, CollectionTreeNode collection_tree_node, boolean replacing)
|
---|
585 | {
|
---|
586 | this.collection_tree = collection_tree;
|
---|
587 | this.collection_tree_node = collection_tree_node; // either the file to replace, or the folder to go into
|
---|
588 | this.replacing = replacing;
|
---|
589 | }
|
---|
590 |
|
---|
591 | public void run()
|
---|
592 | {
|
---|
593 | JFileChooser file_chooser = new JFileChooser(startup_directory);
|
---|
594 | if (replacing) {
|
---|
595 | file_chooser.setDialogTitle(Dictionary.get("ReplacePrompt.Title"));
|
---|
596 | } else {
|
---|
597 | file_chooser.setDialogTitle(Dictionary.get("NewPrompt.Title"));
|
---|
598 | }
|
---|
599 | File new_file = null;
|
---|
600 | int return_val = file_chooser.showOpenDialog(null);
|
---|
601 | if(return_val == JFileChooser.APPROVE_OPTION) {
|
---|
602 | new_file = file_chooser.getSelectedFile();
|
---|
603 | }
|
---|
604 |
|
---|
605 | if (new_file == null) {
|
---|
606 | return;
|
---|
607 | }
|
---|
608 |
|
---|
609 | // save the search path for next time
|
---|
610 | startup_directory = new_file.getParentFile();
|
---|
611 | // make up a node for the file to bring in
|
---|
612 | WorkspaceTreeNode source_node = new WorkspaceTreeNode(new_file);
|
---|
613 |
|
---|
614 | //DebugStream.setDebugging(true, "FileManager.ReplaceTask");
|
---|
615 |
|
---|
616 | // Some different handling if the old and new tail file names are the same and target file goes into the same
|
---|
617 | // location in collection tree as source.
|
---|
618 | // This avoids past errors upon replacing with same filename (diff file contents) where the attached meta gets lost,
|
---|
619 | // or remote file gets updated but file gone missing in client-GLI view until collection reopened.
|
---|
620 | boolean isSameLeafName = false;
|
---|
621 | if(replacing && collection_tree_node.getFile().getName().equals(new_file.getName())) {
|
---|
622 | DebugStream.println(" @@@ File Replace: New file has the same name as existing.");
|
---|
623 | isSameLeafName = true;
|
---|
624 | }
|
---|
625 |
|
---|
626 | File target_directory;
|
---|
627 | FileNode parent; // store the original source's parent, need it several times after changing source
|
---|
628 | if (replacing) {
|
---|
629 | target_directory = collection_tree_node.getFile().getParentFile();
|
---|
630 | parent = (FileNode)collection_tree_node.getParent();
|
---|
631 | } else {
|
---|
632 | target_directory = collection_tree_node.getFile();
|
---|
633 | parent = collection_tree_node;
|
---|
634 | }
|
---|
635 | CollectionTreeNode new_collection_tree_node = new CollectionTreeNode(new File(target_directory, new_file.getName()));
|
---|
636 |
|
---|
637 | //FileNode parent = (FileNode)collection_tree_node.getParent(); // store the original source's parent, need it several times after changing source
|
---|
638 |
|
---|
639 | if(isSameLeafName) {
|
---|
640 | // If the file name of the replacing file IS the same as the one being replaced
|
---|
641 | // perform a COPY operation, which will copy across metadata too, after confirming whether the user really wants to replace the source with identically named target
|
---|
642 |
|
---|
643 | // (a) First, this instance of ReplaceTask and no other starts listening to whether the user
|
---|
644 | // DIDN'T CANCEL out of an identical filename copy operation and if this local file copy
|
---|
645 | // was a success. If so, on successful file copy event fired (only then), the source file
|
---|
646 | // from the workspace tree will also be uploaded to the remote GS3
|
---|
647 | file_queue.addFileCopiedSuccessListener(this);
|
---|
648 |
|
---|
649 | // (b) Now can finally add the COPY job to the queue
|
---|
650 | file_queue.addJob(System.currentTimeMillis(), Gatherer.g_man.gather_pane.workspace_tree, new FileNode[] { source_node }, collection_tree, parent, FileJob.COPY);
|
---|
651 |
|
---|
652 | } else {
|
---|
653 | // If the file name of the replacing file is NOT the same as the one being replaced:
|
---|
654 | // (a) Again, this ReplaceTask instance needs to listen for the file copy event fired,
|
---|
655 | // so that the source file will also get uploaded to the remote GS3 on FileCopiedSuccess
|
---|
656 | file_queue.addFileCopiedSuccessListener(this);
|
---|
657 |
|
---|
658 | // (b) copy the new file in - but don't bring metadata
|
---|
659 | file_queue.addJob(System.currentTimeMillis(), Gatherer.g_man.gather_pane.workspace_tree, new FileNode[] { source_node }, collection_tree, parent, FileJob.COPY_FILE_ONLY);
|
---|
660 |
|
---|
661 | if (replacing) {
|
---|
662 | // (c) final step to finish off: do a replace of old file with new file
|
---|
663 | file_queue.addJob(System.currentTimeMillis(), collection_tree, new FileNode[] { collection_tree_node }, collection_tree, new_collection_tree_node, FileJob.REPLACE);
|
---|
664 | }
|
---|
665 | }
|
---|
666 |
|
---|
667 |
|
---|
668 |
|
---|
669 | //DebugStream.setDebugging(false, "FileManager.ReplaceTask");
|
---|
670 | }
|
---|
671 |
|
---|
672 |
|
---|
673 | /** In order to detect that the user cancelled out of replacing an identically named target file,
|
---|
674 | * we now listen to events fired that the file was successfully copied across. Only then do we
|
---|
675 | * bother transferring the source file (from the workspace) into the target location in the
|
---|
676 | * collection on the remote file system. We don't do this if the user cancelled.
|
---|
677 | */
|
---|
678 | public void fileCopiedSuccessfully(File new_file) {
|
---|
679 |
|
---|
680 | //DebugStream.setDebugging(true, "FileManager.ReplaceTask.fileCopiedSuccessfully");
|
---|
681 |
|
---|
682 | if (Gatherer.isGsdlRemote) {
|
---|
683 | File target_directory;
|
---|
684 | if (this.replacing) {
|
---|
685 | target_directory = this.collection_tree_node.getFile().getParentFile();
|
---|
686 | } else {
|
---|
687 | target_directory = this.collection_tree_node.getFile();
|
---|
688 | }
|
---|
689 | File collection_tree_node_file = this.collection_tree_node.getFile();
|
---|
690 |
|
---|
691 | String collection_name = CollectionManager.getLoadedCollectionName();
|
---|
692 | if (this.replacing) {
|
---|
693 | Gatherer.remoteGreenstoneServer.deleteCollectionFile(collection_name, collection_tree_node_file);
|
---|
694 | }
|
---|
695 | Gatherer.remoteGreenstoneServer.uploadFilesIntoCollection(collection_name, new File[] { new_file }, target_directory);
|
---|
696 | }
|
---|
697 |
|
---|
698 | // stop listening to further events fired now that we've handled this event successfully
|
---|
699 | file_queue.removeFileCopiedSuccessListener(this);
|
---|
700 | //DebugStream.setDebugging(false, "FileManager.ReplaceTask.fileCopiedSuccessfully");
|
---|
701 | }
|
---|
702 | }
|
---|
703 | }
|
---|