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 java.io.ByteArrayOutputStream;
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36 | import org.greenstone.gatherer.Configuration;
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37 | import org.greenstone.gatherer.DebugStream;
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38 | import org.greenstone.gatherer.Dictionary;
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39 | import org.greenstone.gatherer.FedoraInfo;
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40 | import org.greenstone.gatherer.GAuthenticator;
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41 | import org.greenstone.gatherer.Gatherer;
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42 | import org.greenstone.gatherer.collection.CollectionManager;
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43 | import org.greenstone.gatherer.shell.GShell;
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44 | import org.greenstone.gatherer.util.UnzipTools;
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45 | import org.greenstone.gatherer.util.Utility;
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46 | import org.apache.commons.httpclient.HttpClient;
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47 | import org.apache.commons.httpclient.methods.PostMethod;
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48 | import org.apache.commons.httpclient.methods.GetMethod;
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49 | import org.apache.commons.httpclient.HttpException;
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50 | import org.apache.commons.httpclient.methods.multipart.FilePart;
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51 | import org.apache.commons.httpclient.methods.multipart.MultipartRequestEntity;
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52 | import org.apache.commons.httpclient.methods.multipart.Part;
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53 | import org.apache.commons.httpclient.methods.multipart.*;
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54 | import org.apache.commons.httpclient.params.*;
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55 | import org.apache.commons.httpclient.HttpStatus;
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56 |
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57 |
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58 | public class RemoteGreenstoneServer
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59 | {
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60 | // ----------------------------------------------------------------------------------------------------
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61 | // PUBLIC LAYER
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62 | // ----------------------------------------------------------------------------------------------------
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63 |
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64 |
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65 | static public String deleteCollection(String collection_name)
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66 | {
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67 | return performAction(new RemoteGreenstoneServerDeleteCollectionAction(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 deleteCollectionFile(String collection_name, File collection_file)
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72 | {
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73 | return performAction(new RemoteGreenstoneServerDeleteCollectionFileAction(collection_name, collection_file));
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74 | }
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75 |
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76 |
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77 | static public String downloadCollection(String collection_name)
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78 | {
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79 | return performAction(new RemoteGreenstoneServerDownloadCollectionAction(collection_name));
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80 | }
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81 |
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82 |
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83 | static public String downloadCollectionArchives(String collection_name)
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84 | {
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85 | return performAction(new RemoteGreenstoneServerDownloadCollectionArchivesAction(collection_name));
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86 | }
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87 |
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88 |
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89 | static public String downloadCollectionConfigurations()
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90 | {
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91 | return performAction(new RemoteGreenstoneServerDownloadCollectionConfigurationsAction());
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92 | }
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93 |
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94 |
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95 | static public String downloadCollectionFile(String collection_name, File collection_file)
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96 | {
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97 | return performAction(new RemoteGreenstoneServerDownloadCollectionFileAction(collection_name, collection_file));
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98 | }
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99 |
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100 | // get web.xml from the server -- for a remote gli of GS3
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101 | static public String downloadWebXMLFile()
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102 | {
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103 | return performAction(new RemoteGreenstoneServerDownloadWebXMLFileAction());
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104 | }
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105 |
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106 | static public String getScriptOptions(String script_name, String script_arguments)
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107 | {
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108 | return performAction(new RemoteGreenstoneServerGetScriptOptionsAction(script_name, script_arguments));
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109 | }
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110 |
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111 | //get all available site names from the server -- for a remote gli of GS3
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112 | static public String getSiteNames()
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113 | {
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114 | return performAction(new RemoteGreenstoneServerGetSiteNamesAction());
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115 | }
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116 |
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117 | static public String moveCollectionFile(String collection_name, File source_collection_file, File target_collection_file)
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118 | {
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119 | return performAction(new RemoteGreenstoneServerMoveCollectionFileAction(collection_name, source_collection_file, target_collection_file));
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120 | }
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121 |
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122 |
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123 | static public String newCollectionDirectory(String collection_name, File new_collection_directory)
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124 | {
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125 | return performAction(new RemoteGreenstoneServerNewCollectionDirectoryAction(collection_name, new_collection_directory));
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126 | }
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127 |
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128 |
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129 | static public String runScript(String collection_name, String script_name, String script_arguments, GShell shell)
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130 | {
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131 | return performAction(new RemoteGreenstoneServerRunScriptAction(collection_name, script_name, script_arguments, shell));
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132 | }
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133 |
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134 |
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135 | static public String uploadCollectionFile(String collection_name, File collection_file)
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136 | {
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137 | return performAction(new RemoteGreenstoneServerUploadCollectionFilesAction(collection_name, new File[] { collection_file }));
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138 | }
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139 |
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140 |
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141 | static public String uploadCollectionFiles(String collection_name, File[] collection_files)
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142 | {
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143 | return performAction(new RemoteGreenstoneServerUploadCollectionFilesAction(collection_name, collection_files));
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144 | }
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145 |
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146 |
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147 | static public String uploadFilesIntoCollection(String collection_name, File[] source_files, File target_collection_directory)
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148 | {
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149 | return performAction(new RemoteGreenstoneServerUploadFilesIntoCollectionAction(collection_name, source_files, target_collection_directory));
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150 | }
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151 |
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152 | static public boolean exists(String collection_name, File collection_file)
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153 | {
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154 | String result = performAction(new RemoteGreenstoneServerExistsAction(collection_name, collection_file));
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155 | if(result.indexOf("exists") != -1) {
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156 | return true;
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157 | }
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158 | else if(result.indexOf("does not exist") != -1) {
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159 | return false;
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160 | }
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161 | return false;
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162 | }
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163 |
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164 | static public int getGreenstoneVersion()
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165 | {
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166 | // returns message "Greenstone version is: <version number of the Greenstone remote server>"
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167 | String result = performAction(new RemoteGreenstoneServerVersionAction());
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168 | int index = result.indexOf(":");
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169 | if(index != -1) {
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170 | result = result.substring(index+1).trim(); // skip the space after colon, must remove surrounding spaces
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171 | }
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172 | int greenstoneVersion = Integer.parseInt(result);
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173 | return greenstoneVersion;
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174 | }
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175 |
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176 | /** For constructing the preview command (the library URL) with */
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177 | static public String getLibraryURL(String serverHomeURL)
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178 | {
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179 | // returns message "Greenstone library URL suffix is: <e.g. /greenstone3/library or /gsdl/cgi-bin/library>"
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180 | String libSuffix = performAction(new RemoteGreenstoneServerLibraryURLSuffixAction());
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181 | int index = libSuffix.indexOf(":");
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182 | if(index != -1) {
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183 | libSuffix = libSuffix.substring(index+1).trim(); // skip the space after colon and remove surrounding spaces
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184 | }
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185 |
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186 | // serverHomeURL is of the form, http://domain/other/stuff. We want the prefix upto & including domain
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187 | // and prepend that to the libraryURLSuffix
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188 | index = -1;
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189 | for(int i = 0; i < 3; i++) {
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190 | index = serverHomeURL.indexOf("/", index+1);
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191 | if(index == -1) { // shouldn't happen, but if it does, we'll be in an infinite loop
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192 | break;
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193 | }
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194 | }
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195 | serverHomeURL = serverHomeURL.substring(0, index);
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196 | return serverHomeURL + libSuffix;
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197 | }
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198 |
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199 | // ----------------------------------------------------------------------------------------------------
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200 |
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201 |
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202 | static public void exit()
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203 | {
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204 | System.err.println("Exiting, number of jobs on queue: " + remote_greenstone_server_action_queue.size());
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205 |
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206 | // If there are still jobs on the queue we must wait for the jobs to finish
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207 | while (remote_greenstone_server_action_queue.size() > 0) {
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208 | synchronized (remote_greenstone_server_action_queue) {
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209 | try {
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210 | DebugStream.println("Waiting for queue to become empty...");
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211 | remote_greenstone_server_action_queue.wait(500);
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212 | }
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213 | catch (InterruptedException exception) {}
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214 | }
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215 | }
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216 | }
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217 |
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218 |
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219 | // ----------------------------------------------------------------------------------------------------
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220 | // QUEUE LAYER
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221 | // ----------------------------------------------------------------------------------------------------
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222 |
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223 |
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224 | /** Returns null if we cannot wait for the action to finish, "" if the action failed, or the action output. */
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225 | static private String performAction(RemoteGreenstoneServerAction remote_greenstone_server_action)
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226 | {
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227 | // Add the action to the queue
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228 | remote_greenstone_server_action_queue.addAction(remote_greenstone_server_action);
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229 |
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230 | // If we're running in the GUI thread we must return immediately
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231 | // We cannot wait for the action to complete because this will block any GUI updates
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232 | if (SwingUtilities.isEventDispatchThread()) {
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233 | System.err.println("WARNING: In event dispatch thread, returning immediately...");
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234 | return null;
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235 | }
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236 |
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237 | // Otherwise wait until the action is processed
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238 | while (!remote_greenstone_server_action.processed) {
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239 | synchronized (remote_greenstone_server_action) {
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240 | try {
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241 | DebugStream.println("Waiting for action to complete...");
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242 | remote_greenstone_server_action.wait(500);
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243 | }
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244 | catch (InterruptedException exception) {}
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245 | }
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246 | }
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247 |
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248 | // Return "" if the action failed
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249 | if (!remote_greenstone_server_action.processed_successfully) {
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250 | return "";
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251 | }
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252 | // Otherwise return the action output
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253 | return remote_greenstone_server_action.action_output;
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254 | }
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255 |
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256 |
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257 | static private RemoteGreenstoneServerActionQueue remote_greenstone_server_action_queue = new RemoteGreenstoneServerActionQueue();
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258 |
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259 |
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260 | static private class RemoteGreenstoneServerActionQueue
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261 | extends Thread
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262 | {
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263 | /** The queue of waiting jobs. */
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264 | private ArrayList queue = null;
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265 |
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266 |
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267 | public RemoteGreenstoneServerActionQueue()
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268 | {
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269 | if (Gatherer.isGsdlRemote) {
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270 | queue = new ArrayList();
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271 | start();
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272 | }
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273 | }
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274 |
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275 |
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276 | synchronized public void addAction(RemoteGreenstoneServerAction remote_greenstone_server_action)
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277 | {
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278 | queue.add(remote_greenstone_server_action);
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279 | notifyAll();
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280 | }
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281 |
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282 |
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283 | public int size()
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284 | {
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285 | return queue.size();
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286 | }
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287 |
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288 |
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289 | public void run()
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290 | {
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291 | boolean exit = false;
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292 | while (true) {
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293 | // If there are jobs on the queue, get the next in line and process it
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294 | if (queue.size() > 0) {
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295 | RemoteGreenstoneServerAction remote_greenstone_server_action = (RemoteGreenstoneServerAction) queue.get(0);
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296 |
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297 | try {
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298 | remote_greenstone_server_action.perform();
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299 |
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300 | // No exceptions were thrown, so the action was successful
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301 | remote_greenstone_server_action.processed_successfully = true;
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302 | }
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303 | catch (RemoteGreenstoneServerActionCancelledException exception) {
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304 | remote_greenstone_server_action.processed_successfully = false;
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305 | exit = true;
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306 | }
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307 | catch(java.net.ConnectException exception) {
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308 | if(exception.getMessage().trim().startsWith("Connection refused")) {
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309 | exit = true;
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310 | } else {
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311 | DebugStream.printStackTrace(exception);
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312 | }
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313 | JOptionPane.showMessageDialog(Gatherer.g_man, Dictionary.get("RemoteGreenstoneServer.Error", exception.getMessage()), Dictionary.get("RemoteGreenstoneServer.Error_Title"), JOptionPane.ERROR_MESSAGE);
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314 | remote_greenstone_server_action.processed_successfully = false;
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315 | }
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316 | catch (FileNotFoundException exception) {
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317 | // FileNotFoundException happens when there's no GS server at the user-provided
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318 | // url (the address of gliserver.pl is wrong).
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319 | exit = true;
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320 | DebugStream.printStackTrace(exception);
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321 | JOptionPane.showMessageDialog(Gatherer.g_man,
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322 | Dictionary.get("RemoteGreenstoneServer.Error",
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323 | "No gliserver.pl found. " + exception.getMessage()),
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324 | Dictionary.get("RemoteGreenstoneServer.Error_Title"),
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325 | JOptionPane.ERROR_MESSAGE);
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326 | remote_greenstone_server_action.processed_successfully = false;
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327 | }
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328 | catch (Exception exception) {
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329 | DebugStream.printStackTrace(exception);
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330 | JOptionPane.showMessageDialog(Gatherer.g_man, Dictionary.get("RemoteGreenstoneServer.Error", exception.getMessage()), Dictionary.get("RemoteGreenstoneServer.Error_Title"), JOptionPane.ERROR_MESSAGE);
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331 | remote_greenstone_server_action.processed_successfully = false;
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332 | }
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333 |
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334 | // We're done with this action, for better or worse
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335 | remote_greenstone_server_action.processed = true;
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336 | queue.remove(0);
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337 | }
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338 |
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339 | // Otherwise the queue is empty
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340 | else {
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341 | progress_bar.setAction(null);
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342 |
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343 | // Wait until we are notify()ed by addAction that there is a new job on the queue
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344 | synchronized (this) {
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345 | try {
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346 | wait();
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347 | }
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348 | catch (InterruptedException exception) { }
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349 | }
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350 | }
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351 |
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352 | // stop the gazillion annoying error messages when the connection was simply
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353 | // refused or when the user pressed Cancel in the opening dialog, by exitting
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354 | // cleanly in one go.
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355 | if(exit == true) {
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356 | Gatherer.exit();
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357 | }
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358 | }
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359 | }
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360 | }
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361 |
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362 |
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363 | // ----------------------------------------------------------------------------------------------------
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364 | // PROGRESS BAR
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365 | // ----------------------------------------------------------------------------------------------------
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366 |
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367 |
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368 | static private RemoteGreenstoneServerProgressBar progress_bar = new RemoteGreenstoneServerProgressBar();
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369 |
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370 |
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371 | static private class RemoteGreenstoneServerProgressBar
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372 | extends JProgressBar
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373 | {
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374 | public RemoteGreenstoneServerProgressBar()
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375 | {
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376 | setBackground(Configuration.getColor("coloring.collection_tree_background", false));
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377 | setForeground(Configuration.getColor("coloring.collection_tree_foreground", false));
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378 | setString(Dictionary.get("FileActions.No_Activity"));
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379 | setStringPainted(true);
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380 | }
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381 |
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382 |
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383 | public void setAction(String action)
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384 | {
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385 | if (action != null) {
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386 | DebugStream.println(action);
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387 | }
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388 |
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389 | // We cannot call this from the GUI thread otherwise the progress bar won't start
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390 | if (SwingUtilities.isEventDispatchThread()) {
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391 | System.err.println("ERROR: RemoteGreenstoneServerProgressBar.setAction() called from event dispatch thread!");
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392 | return;
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393 | }
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394 |
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395 | // Set the string on the progress bar, and start or stop it
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396 | if (action == null) {
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397 | setString(Dictionary.get("FileActions.No_Activity"));
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398 | setIndeterminate(false);
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399 | }
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400 | else {
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401 | setString(action);
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402 | setIndeterminate(true);
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403 | }
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404 | }
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405 | }
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406 |
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407 |
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408 | static public RemoteGreenstoneServerProgressBar getProgressBar()
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409 | {
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410 | return progress_bar;
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411 | }
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412 |
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413 |
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414 | // ----------------------------------------------------------------------------------------------------
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415 | // ACTIONS
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416 | // ----------------------------------------------------------------------------------------------------
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417 |
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418 |
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419 | static private abstract class RemoteGreenstoneServerAction
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420 | {
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421 | public String action_output = null;
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422 | public boolean processed = false;
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423 | public boolean processed_successfully;
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424 |
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425 | abstract public void perform()
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426 | throws Exception;
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427 | }
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428 |
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429 |
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430 | static private class RemoteGreenstoneServerActionCancelledException
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431 | extends Exception
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432 | {
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433 | }
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434 |
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435 |
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436 | /**
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437 | * --------------------------------------------------------------------------------------------
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438 | * DELETE COLLECTION
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439 | * --------------------------------------------------------------------------------------------
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440 | */
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441 | static private class RemoteGreenstoneServerDeleteCollectionAction
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442 | extends RemoteGreenstoneServerAction
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443 | {
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444 | private String collection_name;
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445 |
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446 | public RemoteGreenstoneServerDeleteCollectionAction(String collection_name)
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447 | {
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448 | this.collection_name = collection_name;
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449 | }
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450 |
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451 | public void perform()
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452 | throws Exception
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453 | {
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454 | progress_bar.setAction("Deleting collection " + collection_name + "...");
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455 |
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456 | String delete_collection_command = "cmd=delete-collection";
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457 | delete_collection_command += "&c=" + URLEncoder.encode(collection_name, "UTF-8");
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458 | action_output = sendCommandToServer(delete_collection_command, null);
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459 | }
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460 | }
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461 |
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462 |
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463 | /**
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464 | * --------------------------------------------------------------------------------------------
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465 | * DELETE COLLECTION FILE
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466 | * --------------------------------------------------------------------------------------------
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467 | */
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468 | static private class RemoteGreenstoneServerDeleteCollectionFileAction
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469 | extends RemoteGreenstoneServerAction
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470 | {
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471 | private String collection_name;
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472 | private File collection_file;
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473 |
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474 | public RemoteGreenstoneServerDeleteCollectionFileAction(String collection_name, File collection_file)
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475 | {
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476 | this.collection_name = collection_name;
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477 | this.collection_file = collection_file;
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478 | }
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479 |
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480 | public void perform()
|
---|
481 | throws Exception
|
---|
482 | {
|
---|
483 | String collection_directory_path = CollectionManager.getCollectionDirectoryPath(collection_name);
|
---|
484 | String collection_file_relative_path = getPathRelativeToDirectory(collection_file, collection_directory_path);
|
---|
485 | collection_file_relative_path = collection_file_relative_path.replaceAll((Utility.isWindows() ? "\\\\" : "\\/"), "|");
|
---|
486 | progress_bar.setAction("Deleting collection file " + collection_file_relative_path + "...");
|
---|
487 |
|
---|
488 | String delete_collection_file_command = "cmd=delete-collection-file";
|
---|
489 | delete_collection_file_command += "&c=" + URLEncoder.encode(collection_name, "UTF-8");
|
---|
490 | delete_collection_file_command += "&file=" + URLEncoder.encode(collection_file_relative_path, "UTF-8");
|
---|
491 | action_output = sendCommandToServer(delete_collection_file_command, null);
|
---|
492 | }
|
---|
493 | }
|
---|
494 |
|
---|
495 |
|
---|
496 | /**
|
---|
497 | * --------------------------------------------------------------------------------------------
|
---|
498 | * DOWNLOAD COLLECTION
|
---|
499 | * --------------------------------------------------------------------------------------------
|
---|
500 | */
|
---|
501 | static private class RemoteGreenstoneServerDownloadCollectionAction
|
---|
502 | extends RemoteGreenstoneServerAction
|
---|
503 | {
|
---|
504 | private String collection_name;
|
---|
505 |
|
---|
506 | public RemoteGreenstoneServerDownloadCollectionAction(String collection_name)
|
---|
507 | {
|
---|
508 | this.collection_name = collection_name;
|
---|
509 | }
|
---|
510 |
|
---|
511 | public void perform()
|
---|
512 | throws Exception
|
---|
513 | {
|
---|
514 | progress_bar.setAction("Downloading remote collection " + collection_name + "...");
|
---|
515 |
|
---|
516 | String download_collection_command = "cmd=download-collection";
|
---|
517 | download_collection_command += "&c=" + URLEncoder.encode(collection_name, "UTF-8");
|
---|
518 | String zip_file_path = Gatherer.getCollectDirectoryPath() + collection_name + ".zip";
|
---|
519 | action_output = downloadFile(download_collection_command, zip_file_path);
|
---|
520 |
|
---|
521 | // Delete the existing (local) collection directory
|
---|
522 | Utility.delete(new File(CollectionManager.getCollectionDirectoryPath(collection_name)));
|
---|
523 |
|
---|
524 | // Unzip the collection just downloaded
|
---|
525 | UnzipTools.unzipFile(zip_file_path, Gatherer.getCollectDirectoryPath());
|
---|
526 | }
|
---|
527 | }
|
---|
528 |
|
---|
529 |
|
---|
530 | /**
|
---|
531 | * --------------------------------------------------------------------------------------------
|
---|
532 | * DOWNLOAD COLLECTION ARCHIVES
|
---|
533 | * --------------------------------------------------------------------------------------------
|
---|
534 | */
|
---|
535 | static private class RemoteGreenstoneServerDownloadCollectionArchivesAction
|
---|
536 | extends RemoteGreenstoneServerAction
|
---|
537 | {
|
---|
538 | private String collection_name;
|
---|
539 |
|
---|
540 | public RemoteGreenstoneServerDownloadCollectionArchivesAction(String collection_name)
|
---|
541 | {
|
---|
542 | this.collection_name = collection_name;
|
---|
543 | }
|
---|
544 |
|
---|
545 | public void perform()
|
---|
546 | throws Exception
|
---|
547 | {
|
---|
548 | progress_bar.setAction("Downloading collection archives for " + collection_name + "...");
|
---|
549 |
|
---|
550 | String download_collection_archives_command = "cmd=download-collection-archives";
|
---|
551 | download_collection_archives_command += "&c=" + URLEncoder.encode(collection_name, "UTF-8");
|
---|
552 | String zip_file_path = Gatherer.getCollectDirectoryPath() + collection_name + "-archives.zip";
|
---|
553 | action_output = downloadFile(download_collection_archives_command, zip_file_path);
|
---|
554 |
|
---|
555 | // Delete the existing (local) collection archives
|
---|
556 | Utility.delete(new File(CollectionManager.getLoadedCollectionArchivesDirectoryPath()));
|
---|
557 |
|
---|
558 | // Unzip the collection archives just downloaded
|
---|
559 | UnzipTools.unzipFile(zip_file_path, Gatherer.getCollectDirectoryPath());
|
---|
560 | }
|
---|
561 | }
|
---|
562 |
|
---|
563 |
|
---|
564 | /**
|
---|
565 | * --------------------------------------------------------------------------------------------
|
---|
566 | * DOWNLOAD COLLECTION CONFIGURATIONS
|
---|
567 | * --------------------------------------------------------------------------------------------
|
---|
568 | */
|
---|
569 | static private class RemoteGreenstoneServerDownloadCollectionConfigurationsAction
|
---|
570 | extends RemoteGreenstoneServerAction
|
---|
571 | {
|
---|
572 | public RemoteGreenstoneServerDownloadCollectionConfigurationsAction()
|
---|
573 | {
|
---|
574 | }
|
---|
575 |
|
---|
576 | public void perform()
|
---|
577 | throws Exception
|
---|
578 | {
|
---|
579 | progress_bar.setAction("Downloading collection configurations...");
|
---|
580 |
|
---|
581 | // Delete the existing (local) collect directory
|
---|
582 | Utility.delete(new File(Gatherer.getCollectDirectoryPath()));
|
---|
583 | new File(Gatherer.getCollectDirectoryPath()).mkdirs();
|
---|
584 |
|
---|
585 | String download_collection_configurations_command = "cmd=download-collection-configurations";
|
---|
586 | String zip_file_path = Gatherer.getCollectDirectoryPath() + "collections.zip";
|
---|
587 | action_output = downloadFile(download_collection_configurations_command, zip_file_path);
|
---|
588 |
|
---|
589 | // Unzip the collection configurations just downloaded
|
---|
590 | UnzipTools.unzipFile(zip_file_path, Gatherer.getCollectDirectoryPath());
|
---|
591 | }
|
---|
592 | }
|
---|
593 |
|
---|
594 | /**
|
---|
595 | * --------------------------------------------------------------------------------------------
|
---|
596 | * DISCOVERING WHAT VERSION THE REMOTE GREENSTONE SERVER IS (2 or 3)
|
---|
597 | * --------------------------------------------------------------------------------------------
|
---|
598 | */
|
---|
599 |
|
---|
600 | static private class RemoteGreenstoneServerVersionAction
|
---|
601 | extends RemoteGreenstoneServerAction
|
---|
602 | {
|
---|
603 | public void perform()
|
---|
604 | throws Exception
|
---|
605 | {
|
---|
606 | action_output = sendCommandToServer("cmd=greenstone-server-version", null);
|
---|
607 | }
|
---|
608 | }
|
---|
609 |
|
---|
610 | static private class RemoteGreenstoneServerLibraryURLSuffixAction
|
---|
611 | extends RemoteGreenstoneServerAction
|
---|
612 | {
|
---|
613 | public void perform()
|
---|
614 | throws Exception
|
---|
615 | {
|
---|
616 | action_output = sendCommandToServer("cmd=get-library-url-suffix", null);
|
---|
617 | }
|
---|
618 | }
|
---|
619 |
|
---|
620 | /**
|
---|
621 | * --------------------------------------------------------------------------------------------
|
---|
622 | * CHECKING IF A FILE/FOLDER EXISTS ON SERVER SIDE
|
---|
623 | * --------------------------------------------------------------------------------------------
|
---|
624 | */
|
---|
625 | static private class RemoteGreenstoneServerExistsAction
|
---|
626 | extends RemoteGreenstoneServerAction
|
---|
627 | {
|
---|
628 | private String collection_name;
|
---|
629 | private File collection_file;
|
---|
630 |
|
---|
631 | public RemoteGreenstoneServerExistsAction(String collection_name, File collection_file)
|
---|
632 | {
|
---|
633 | this.collection_name = collection_name;
|
---|
634 | this.collection_file = collection_file;
|
---|
635 | }
|
---|
636 |
|
---|
637 | public void perform()
|
---|
638 | throws Exception
|
---|
639 | {
|
---|
640 | String collection_directory_path = CollectionManager.getCollectionDirectoryPath(collection_name);
|
---|
641 | String collection_file_relative_path = getPathRelativeToDirectory(collection_file, collection_directory_path);
|
---|
642 | collection_file_relative_path = collection_file_relative_path.replaceAll((Utility.isWindows() ? "\\\\" : "\\/"), "|");
|
---|
643 | File file = new File(collection_directory_path, collection_file_relative_path);
|
---|
644 |
|
---|
645 | String file_exists_command = "cmd=file-exists";
|
---|
646 | file_exists_command += "&c=" + URLEncoder.encode(collection_name, "UTF-8");
|
---|
647 | file_exists_command += "&file=" + URLEncoder.encode(collection_file_relative_path, "UTF-8");
|
---|
648 | // returns either "File <filename> exists" or "File <filename> does not exist"
|
---|
649 | // for the file/folder collection_file
|
---|
650 | action_output = sendCommandToServer(file_exists_command, null);
|
---|
651 | }
|
---|
652 | }
|
---|
653 |
|
---|
654 |
|
---|
655 | /**
|
---|
656 | * --------------------------------------------------------------------------------------------
|
---|
657 | * DOWNLOAD COLLECTION FILE
|
---|
658 | * --------------------------------------------------------------------------------------------
|
---|
659 | */
|
---|
660 | static private class RemoteGreenstoneServerDownloadCollectionFileAction
|
---|
661 | extends RemoteGreenstoneServerAction
|
---|
662 | {
|
---|
663 | private String collection_name;
|
---|
664 | private File collection_file;
|
---|
665 |
|
---|
666 | public RemoteGreenstoneServerDownloadCollectionFileAction(String collection_name, File collection_file)
|
---|
667 | {
|
---|
668 | this.collection_name = collection_name;
|
---|
669 | this.collection_file = collection_file;
|
---|
670 | }
|
---|
671 |
|
---|
672 | public void perform()
|
---|
673 | throws Exception
|
---|
674 | {
|
---|
675 | String collection_directory_path = CollectionManager.getCollectionDirectoryPath(collection_name);
|
---|
676 | String collection_file_relative_path = getPathRelativeToDirectory(collection_file, collection_directory_path);
|
---|
677 | collection_file_relative_path = collection_file_relative_path.replaceAll((Utility.isWindows() ? "\\\\" : "\\/"), "|");
|
---|
678 | progress_bar.setAction("Downloading collection file " + collection_file_relative_path + "...");
|
---|
679 |
|
---|
680 | String download_collection_file_command = "cmd=download-collection-file";
|
---|
681 | download_collection_file_command += "&c=" + URLEncoder.encode(collection_name, "UTF-8");
|
---|
682 | download_collection_file_command += "&file=" + URLEncoder.encode(collection_file_relative_path, "UTF-8");
|
---|
683 | String zip_file_name = collection_name + "-" + collection_file.getName() + ".zip";
|
---|
684 | String zip_file_path = collection_directory_path + zip_file_name;
|
---|
685 | action_output = downloadFile(download_collection_file_command, zip_file_path);
|
---|
686 |
|
---|
687 | // Unzip the collection file just downloaded
|
---|
688 | UnzipTools.unzipFile(zip_file_path, collection_directory_path);
|
---|
689 | }
|
---|
690 | }
|
---|
691 |
|
---|
692 | /**
|
---|
693 | * --------------------------------------------------------------------------------------------
|
---|
694 | * DOWNLOAD web.xml FILE --for a remote GS3
|
---|
695 | * --------------------------------------------------------------------------------------------
|
---|
696 | */
|
---|
697 | static private class RemoteGreenstoneServerDownloadWebXMLFileAction
|
---|
698 | extends RemoteGreenstoneServerAction
|
---|
699 | {
|
---|
700 | public RemoteGreenstoneServerDownloadWebXMLFileAction()
|
---|
701 | {}
|
---|
702 |
|
---|
703 | public void perform()
|
---|
704 | throws Exception
|
---|
705 | {
|
---|
706 | String web_xml_directory_path=(Configuration.gli_user_directory_path);
|
---|
707 | String download_web_xml_file_command = "cmd=download-web-xml-file";
|
---|
708 | download_web_xml_file_command += "&file=" + URLEncoder.encode("web.xml", "UTF-8");
|
---|
709 | String zip_file_name = "web-xml.zip";
|
---|
710 | String zip_file_path = web_xml_directory_path + zip_file_name;
|
---|
711 | action_output = downloadFile(download_web_xml_file_command, zip_file_path);
|
---|
712 |
|
---|
713 | // Unzip the web.xml file just downloaded
|
---|
714 | UnzipTools.unzipFile(zip_file_path,web_xml_directory_path);
|
---|
715 | }
|
---|
716 | }
|
---|
717 |
|
---|
718 | /**
|
---|
719 | * --------------------------------------------------------------------------------------------
|
---|
720 | * GET SCRIPT OPTIONS
|
---|
721 | * --------------------------------------------------------------------------------------------
|
---|
722 | */
|
---|
723 | static private class RemoteGreenstoneServerGetScriptOptionsAction
|
---|
724 | extends RemoteGreenstoneServerAction
|
---|
725 | {
|
---|
726 | private String script_name;
|
---|
727 | private String script_arguments;
|
---|
728 |
|
---|
729 | public RemoteGreenstoneServerGetScriptOptionsAction(String script_name, String script_arguments)
|
---|
730 | {
|
---|
731 | this.script_name = script_name;
|
---|
732 | this.script_arguments = script_arguments;
|
---|
733 | }
|
---|
734 |
|
---|
735 | public void perform()
|
---|
736 | throws Exception
|
---|
737 | {
|
---|
738 | progress_bar.setAction("Getting options for " + script_name + "...");
|
---|
739 |
|
---|
740 | String get_script_options_command = "cmd=get-script-options";
|
---|
741 | get_script_options_command += "&script=" + script_name;
|
---|
742 | get_script_options_command += "&xml=";
|
---|
743 | get_script_options_command += "&language=" + Configuration.getLanguage();
|
---|
744 | get_script_options_command += script_arguments;
|
---|
745 | action_output = sendCommandToServer(get_script_options_command, null);
|
---|
746 | }
|
---|
747 | }
|
---|
748 |
|
---|
749 | /**
|
---|
750 | * --------------------------------------------------------------------------------------------
|
---|
751 | * GET ALL NAMES OF SITES // for a remote GS3
|
---|
752 | * --------------------------------------------------------------------------------------------
|
---|
753 | */
|
---|
754 | static private class RemoteGreenstoneServerGetSiteNamesAction
|
---|
755 | extends RemoteGreenstoneServerAction
|
---|
756 | {
|
---|
757 | public RemoteGreenstoneServerGetSiteNamesAction()
|
---|
758 | {}
|
---|
759 |
|
---|
760 | public void perform()
|
---|
761 | throws Exception
|
---|
762 | {
|
---|
763 | progress_bar.setAction("Getting names of sites ...");
|
---|
764 |
|
---|
765 | String get_script_options_command = "cmd=get-site-names";
|
---|
766 | action_output = sendCommandToServer(get_script_options_command, null);
|
---|
767 | }
|
---|
768 | }
|
---|
769 |
|
---|
770 | /**
|
---|
771 | * --------------------------------------------------------------------------------------------
|
---|
772 | * MOVE COLLECTION FILE
|
---|
773 | * --------------------------------------------------------------------------------------------
|
---|
774 | */
|
---|
775 | static private class RemoteGreenstoneServerMoveCollectionFileAction
|
---|
776 | extends RemoteGreenstoneServerAction
|
---|
777 | {
|
---|
778 | private String collection_name;
|
---|
779 | private File source_collection_file;
|
---|
780 | private File target_collection_file;
|
---|
781 |
|
---|
782 | public RemoteGreenstoneServerMoveCollectionFileAction(String collection_name, File source_collection_file, File target_collection_file)
|
---|
783 | {
|
---|
784 | this.collection_name = collection_name;
|
---|
785 | this.source_collection_file = source_collection_file;
|
---|
786 | this.target_collection_file = target_collection_file;
|
---|
787 | }
|
---|
788 |
|
---|
789 | public void perform()
|
---|
790 | throws Exception
|
---|
791 | {
|
---|
792 | String collection_directory_path = CollectionManager.getCollectionDirectoryPath(collection_name);
|
---|
793 | String source_collection_file_relative_path = getPathRelativeToDirectory(source_collection_file, collection_directory_path);
|
---|
794 | source_collection_file_relative_path = source_collection_file_relative_path.replaceAll((Utility.isWindows() ? "\\\\" : "\\/"), "|");
|
---|
795 | String target_collection_file_relative_path = getPathRelativeToDirectory(target_collection_file, collection_directory_path);
|
---|
796 | target_collection_file_relative_path = target_collection_file_relative_path.replaceAll((Utility.isWindows() ? "\\\\" : "\\/"), "|");
|
---|
797 | progress_bar.setAction("Moving file " + source_collection_file_relative_path + " -> " + target_collection_file_relative_path + "...");
|
---|
798 |
|
---|
799 | String move_collection_file_command = "cmd=move-collection-file";
|
---|
800 | move_collection_file_command += "&c=" + URLEncoder.encode(collection_name, "UTF-8");
|
---|
801 | move_collection_file_command += "&source=" + URLEncoder.encode(source_collection_file_relative_path, "UTF-8");
|
---|
802 | move_collection_file_command += "&target=" + URLEncoder.encode(target_collection_file_relative_path, "UTF-8");
|
---|
803 | action_output = sendCommandToServer(move_collection_file_command, null);
|
---|
804 | }
|
---|
805 | }
|
---|
806 |
|
---|
807 |
|
---|
808 | /**
|
---|
809 | * --------------------------------------------------------------------------------------------
|
---|
810 | * NEW COLLECTION DIRECTORY
|
---|
811 | * --------------------------------------------------------------------------------------------
|
---|
812 | */
|
---|
813 | static private class RemoteGreenstoneServerNewCollectionDirectoryAction
|
---|
814 | extends RemoteGreenstoneServerAction
|
---|
815 | {
|
---|
816 | private String collection_name;
|
---|
817 | private File new_collection_directory;
|
---|
818 |
|
---|
819 | public RemoteGreenstoneServerNewCollectionDirectoryAction(String collection_name, File new_collection_directory)
|
---|
820 | {
|
---|
821 | this.collection_name = collection_name;
|
---|
822 | this.new_collection_directory = new_collection_directory;
|
---|
823 | }
|
---|
824 |
|
---|
825 | public void perform()
|
---|
826 | throws Exception
|
---|
827 | {
|
---|
828 | String collection_directory_path = CollectionManager.getCollectionDirectoryPath(collection_name);
|
---|
829 | String new_collection_directory_relative_path = getPathRelativeToDirectory(new_collection_directory, collection_directory_path);
|
---|
830 | new_collection_directory_relative_path = new_collection_directory_relative_path.replaceAll((Utility.isWindows() ? "\\\\" : "\\/"), "|");
|
---|
831 | progress_bar.setAction("Creating new directory " + new_collection_directory_relative_path + "...");
|
---|
832 |
|
---|
833 | String new_collection_directory_command = "cmd=new-collection-directory";
|
---|
834 | new_collection_directory_command += "&c=" + URLEncoder.encode(collection_name, "UTF-8");
|
---|
835 | new_collection_directory_command += "&directory=" + URLEncoder.encode(new_collection_directory_relative_path, "UTF-8");
|
---|
836 | action_output = sendCommandToServer(new_collection_directory_command, null);
|
---|
837 | }
|
---|
838 | }
|
---|
839 |
|
---|
840 |
|
---|
841 | /**
|
---|
842 | * --------------------------------------------------------------------------------------------
|
---|
843 | * RUN SCRIPT
|
---|
844 | * --------------------------------------------------------------------------------------------
|
---|
845 | */
|
---|
846 | static private class RemoteGreenstoneServerRunScriptAction
|
---|
847 | extends RemoteGreenstoneServerAction
|
---|
848 | {
|
---|
849 | private String collection_name;
|
---|
850 | private String script_name;
|
---|
851 | private String script_arguments;
|
---|
852 | private GShell shell;
|
---|
853 |
|
---|
854 | public RemoteGreenstoneServerRunScriptAction(String collection_name, String script_name, String script_arguments, GShell shell)
|
---|
855 | {
|
---|
856 | this.collection_name = collection_name;
|
---|
857 | this.script_name = script_name;
|
---|
858 | this.script_arguments = script_arguments;
|
---|
859 | this.shell = shell;
|
---|
860 | }
|
---|
861 |
|
---|
862 | public void perform()
|
---|
863 | throws Exception
|
---|
864 | {
|
---|
865 | progress_bar.setAction("Running " + script_name + "...");
|
---|
866 |
|
---|
867 | String run_script_command = "cmd=run-script";
|
---|
868 | run_script_command += "&c=" + URLEncoder.encode(collection_name, "UTF-8");
|
---|
869 | run_script_command += "&script=" + script_name;
|
---|
870 | run_script_command += "&language=" + Configuration.getLanguage();
|
---|
871 | run_script_command += script_arguments;
|
---|
872 | action_output = sendCommandToServer(run_script_command, shell);
|
---|
873 | }
|
---|
874 | }
|
---|
875 |
|
---|
876 |
|
---|
877 | /**
|
---|
878 | * --------------------------------------------------------------------------------------------
|
---|
879 | * UPLOAD COLLECTION FILE
|
---|
880 | * --------------------------------------------------------------------------------------------
|
---|
881 | */
|
---|
882 | static private class RemoteGreenstoneServerUploadCollectionFilesAction
|
---|
883 | extends RemoteGreenstoneServerAction
|
---|
884 | {
|
---|
885 | private String collection_name;
|
---|
886 | private File[] collection_files;
|
---|
887 |
|
---|
888 |
|
---|
889 | public RemoteGreenstoneServerUploadCollectionFilesAction(String collection_name, File[] collection_files)
|
---|
890 | {
|
---|
891 | this.collection_name = collection_name;
|
---|
892 | this.collection_files = collection_files;
|
---|
893 | }
|
---|
894 |
|
---|
895 |
|
---|
896 | public void perform()
|
---|
897 | throws Exception
|
---|
898 | {
|
---|
899 | progress_bar.setAction("Uploading collection files...");
|
---|
900 |
|
---|
901 | // Determine the file paths relative to the collection directory
|
---|
902 | String collection_directory_path = CollectionManager.getCollectionDirectoryPath(collection_name);
|
---|
903 | String[] collection_file_relative_paths = new String[collection_files.length];
|
---|
904 | for (int i = 0; i < collection_files.length; i++) {
|
---|
905 | collection_file_relative_paths[i] = getPathRelativeToDirectory(collection_files[i], collection_directory_path);
|
---|
906 | }
|
---|
907 |
|
---|
908 | // Zip up the files to send to the server
|
---|
909 | String zip_file_name = collection_name + "-" + System.currentTimeMillis() + ".zip";
|
---|
910 | String zip_file_path = collection_directory_path + zip_file_name;
|
---|
911 | ZipTools.zipFiles(zip_file_path, collection_directory_path, collection_file_relative_paths);
|
---|
912 |
|
---|
913 | // Upload the zip file
|
---|
914 | String upload_collection_file_command = "cmd=upload-collection-file";
|
---|
915 | upload_collection_file_command += "&c=" + URLEncoder.encode(collection_name, "UTF-8");
|
---|
916 | upload_collection_file_command += "&file=" + URLEncoder.encode(zip_file_name, "UTF-8");
|
---|
917 | upload_collection_file_command += "&directory=";
|
---|
918 | upload_collection_file_command += "&zip=true";
|
---|
919 | action_output = uploadFile(upload_collection_file_command, zip_file_path);
|
---|
920 | }
|
---|
921 | }
|
---|
922 |
|
---|
923 |
|
---|
924 | /**
|
---|
925 | * --------------------------------------------------------------------------------------------
|
---|
926 | * UPLOAD FILES INTO COLLECTION
|
---|
927 | * --------------------------------------------------------------------------------------------
|
---|
928 | */
|
---|
929 | static private class RemoteGreenstoneServerUploadFilesIntoCollectionAction
|
---|
930 | extends RemoteGreenstoneServerAction
|
---|
931 | {
|
---|
932 | private String collection_name;
|
---|
933 | private File[] source_files;
|
---|
934 | private File target_collection_directory;
|
---|
935 |
|
---|
936 |
|
---|
937 | public RemoteGreenstoneServerUploadFilesIntoCollectionAction(String collection_name, File[] source_files, File target_collection_directory)
|
---|
938 | {
|
---|
939 | this.collection_name = collection_name;
|
---|
940 | this.source_files = source_files;
|
---|
941 | this.target_collection_directory = target_collection_directory;
|
---|
942 | }
|
---|
943 |
|
---|
944 |
|
---|
945 | public void perform()
|
---|
946 | throws Exception
|
---|
947 | {
|
---|
948 | String collection_directory_path = CollectionManager.getCollectionDirectoryPath(collection_name);
|
---|
949 | String target_collection_directory_relative_path = getPathRelativeToDirectory(target_collection_directory, collection_directory_path);
|
---|
950 | target_collection_directory_relative_path = target_collection_directory_relative_path.replaceAll((Utility.isWindows() ? "\\\\" : "\\/"), "|");
|
---|
951 | progress_bar.setAction("Uploading files into collection...");
|
---|
952 |
|
---|
953 | String zip_file_name = collection_name + "-" + System.currentTimeMillis() + ".zip";
|
---|
954 | String zip_file_path = Gatherer.getCollectDirectoryPath() + zip_file_name;
|
---|
955 | DebugStream.println("Zip file path: " + zip_file_path);
|
---|
956 |
|
---|
957 | String base_directory_path = source_files[0].getParentFile().getAbsolutePath();
|
---|
958 | DebugStream.println("Base directory path: " + base_directory_path);
|
---|
959 | String[] source_file_relative_paths = new String[source_files.length];
|
---|
960 | for (int i = 0; i < source_files.length; i++) {
|
---|
961 | DebugStream.println("Source file path: " + source_files[i]);
|
---|
962 | source_file_relative_paths[i] = getPathRelativeToDirectory(source_files[i], base_directory_path);
|
---|
963 | }
|
---|
964 |
|
---|
965 | ZipTools.zipFiles(zip_file_path, base_directory_path, source_file_relative_paths);
|
---|
966 |
|
---|
967 | String upload_collection_file_command = "cmd=upload-collection-file";
|
---|
968 | upload_collection_file_command += "&c=" + URLEncoder.encode(collection_name, "UTF-8");
|
---|
969 | upload_collection_file_command += "&file=" + URLEncoder.encode(zip_file_name, "UTF-8");
|
---|
970 | upload_collection_file_command += "&directory=" + URLEncoder.encode(target_collection_directory_relative_path, "UTF-8");
|
---|
971 | upload_collection_file_command += "&zip=true";
|
---|
972 | action_output = uploadFile(upload_collection_file_command, zip_file_path);
|
---|
973 | }
|
---|
974 | }
|
---|
975 |
|
---|
976 |
|
---|
977 | // ----------------------------------------------------------------------------------------------------
|
---|
978 | // AUTHENTICATION LAYER
|
---|
979 | // ----------------------------------------------------------------------------------------------------
|
---|
980 |
|
---|
981 |
|
---|
982 | static private PasswordAuthentication remote_greenstone_server_authentication = null;
|
---|
983 | // static private PasswordAuthentication remote_greenstone_server_authentication = new PasswordAuthentication(System.getProperty("user.name"), new char[] { });
|
---|
984 |
|
---|
985 | static public void set_remote_greenstone_server_authentication_to_null(){
|
---|
986 | remote_greenstone_server_authentication = null;
|
---|
987 | }
|
---|
988 |
|
---|
989 | static private class RemoteGreenstoneServerAuthenticateTask
|
---|
990 | extends Thread
|
---|
991 | {
|
---|
992 | public void run()
|
---|
993 | {
|
---|
994 | remote_greenstone_server_authentication = new RemoteGreenstoneServerAuthenticator().getAuthentication();
|
---|
995 | }
|
---|
996 |
|
---|
997 |
|
---|
998 | static private class RemoteGreenstoneServerAuthenticator
|
---|
999 | extends GAuthenticator
|
---|
1000 | {
|
---|
1001 | public PasswordAuthentication getAuthentication(String username, String password)
|
---|
1002 | {
|
---|
1003 | return getPasswordAuthentication(username,password);
|
---|
1004 | }
|
---|
1005 |
|
---|
1006 | public PasswordAuthentication getAuthentication()
|
---|
1007 | {
|
---|
1008 | return getPasswordAuthentication();
|
---|
1009 | }
|
---|
1010 |
|
---|
1011 | protected String getMessageString()
|
---|
1012 | {
|
---|
1013 | if (Gatherer.GS3){
|
---|
1014 | return (Dictionary.get("RemoteGreenstoneServer.Authentication_Message_gs3") + " " + Configuration.site_name);
|
---|
1015 | }
|
---|
1016 | return Dictionary.get("RemoteGreenstoneServer.Authentication_Message");
|
---|
1017 | }
|
---|
1018 | }
|
---|
1019 | }
|
---|
1020 |
|
---|
1021 |
|
---|
1022 | static private void authenticateUser()
|
---|
1023 | throws RemoteGreenstoneServerActionCancelledException
|
---|
1024 | {
|
---|
1025 | // If we don't have any authentication information then ask for it now
|
---|
1026 | if (remote_greenstone_server_authentication == null) {
|
---|
1027 | try {
|
---|
1028 | // We have to do this on the GUI thread
|
---|
1029 | SwingUtilities.invokeAndWait(new RemoteGreenstoneServerAuthenticateTask());
|
---|
1030 | }
|
---|
1031 | catch (Exception exception) {
|
---|
1032 | DebugStream.printStackTrace(exception);
|
---|
1033 | }
|
---|
1034 |
|
---|
1035 | // If it is still null then the user has cancelled the authentication, so the action is cancelled
|
---|
1036 | if (remote_greenstone_server_authentication == null) {
|
---|
1037 | throw new RemoteGreenstoneServerActionCancelledException();
|
---|
1038 | }
|
---|
1039 | }
|
---|
1040 | }
|
---|
1041 |
|
---|
1042 |
|
---|
1043 | static public String getUsername()
|
---|
1044 | {
|
---|
1045 | if (remote_greenstone_server_authentication != null) {
|
---|
1046 | return remote_greenstone_server_authentication.getUserName();
|
---|
1047 | }
|
---|
1048 |
|
---|
1049 | return null;
|
---|
1050 | }
|
---|
1051 |
|
---|
1052 |
|
---|
1053 | // ----------------------------------------------------------------------------------------------------
|
---|
1054 | // REQUEST LAYER
|
---|
1055 | // ----------------------------------------------------------------------------------------------------
|
---|
1056 |
|
---|
1057 |
|
---|
1058 | /** Returns the command output if the action completed, throws some kind of exception otherwise. */
|
---|
1059 | static private String downloadFile(String gliserver_args, String file_path)
|
---|
1060 | throws Exception
|
---|
1061 | {
|
---|
1062 | while (true) {
|
---|
1063 | // Check that Configuration.gliserver_url is set
|
---|
1064 | if (Configuration.gliserver_url == null) {
|
---|
1065 | throw new Exception("Empty gliserver URL: please set this in Preferences before continuing.");
|
---|
1066 | }
|
---|
1067 |
|
---|
1068 | // Ask for authentication information (if necessary), then perform the action
|
---|
1069 | authenticateUser();
|
---|
1070 | String gliserver_url_string = Configuration.gliserver_url.toString();
|
---|
1071 | String command_output = downloadFileInternal(gliserver_url_string, gliserver_args, file_path);
|
---|
1072 |
|
---|
1073 | // Check the first line to see if authentication has failed; if so, go around the loop again
|
---|
1074 | if (command_output.startsWith("ERROR: Authentication failed:")) {
|
---|
1075 | JOptionPane.showMessageDialog(Gatherer.g_man, Dictionary.get("RemoteGreenstoneServer.Error", command_output.substring("ERROR: ".length())), Dictionary.get("RemoteGreenstoneServer.Error_Title"), JOptionPane.ERROR_MESSAGE);
|
---|
1076 | remote_greenstone_server_authentication = null;
|
---|
1077 | continue;
|
---|
1078 | }
|
---|
1079 | // Check if the collection is locked by someone else; if so, see if the user wants to steal the lock
|
---|
1080 | else if (command_output.startsWith("ERROR: Collection is locked by: ")) {
|
---|
1081 | 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) {
|
---|
1082 | // The user has decided to cancel the action
|
---|
1083 | throw new RemoteGreenstoneServerActionCancelledException();
|
---|
1084 | }
|
---|
1085 |
|
---|
1086 | // The user has decided to steal the lock... rerun the command with "&steal_lock="
|
---|
1087 | gliserver_args += "&steal_lock=";
|
---|
1088 | continue;
|
---|
1089 | }
|
---|
1090 | // Handle other types of errors by throwing an exception
|
---|
1091 | else if (command_output.startsWith("ERROR: ")) {
|
---|
1092 | throw new Exception(command_output.substring("ERROR: ".length()));
|
---|
1093 | }
|
---|
1094 |
|
---|
1095 | // There were no exceptions thrown so the action must have succeeded
|
---|
1096 | return command_output;
|
---|
1097 | }
|
---|
1098 | }
|
---|
1099 |
|
---|
1100 | /** Returns true or false depending on whether authentication is required for the cmd
|
---|
1101 | * string embedded in the given gliserver_args. No authentication is required for either
|
---|
1102 | * of the commands greenstone-server-version and get-library-url-suffix. */
|
---|
1103 | static private boolean isAuthenticationRequired(String gliserver_args) {
|
---|
1104 | return ((gliserver_args.indexOf("greenstone-server-version") == -1)
|
---|
1105 | && (gliserver_args.indexOf("get-library-url-suffix") == -1));
|
---|
1106 | }
|
---|
1107 |
|
---|
1108 |
|
---|
1109 | /** Returns the command output if the action completed, throws some kind of exception otherwise. */
|
---|
1110 | static private String sendCommandToServer(String gliserver_args, GShell shell)
|
---|
1111 | throws Exception
|
---|
1112 | {
|
---|
1113 | while (true) {
|
---|
1114 |
|
---|
1115 | // Check that Configuration.gliserver_url is set
|
---|
1116 | if (Configuration.gliserver_url == null) {
|
---|
1117 | throw new Exception("Empty gliserver URL: please set this in Preferences before continuing.");
|
---|
1118 | }
|
---|
1119 |
|
---|
1120 | // Ask for authentication information (if necessary), then perform the action
|
---|
1121 | if(isAuthenticationRequired(gliserver_args)) {
|
---|
1122 | authenticateUser();
|
---|
1123 | }
|
---|
1124 | String gliserver_url_string = Configuration.gliserver_url.toString();
|
---|
1125 | String command_output = sendCommandToServerInternal(gliserver_url_string, gliserver_args, shell);
|
---|
1126 |
|
---|
1127 | // Check the first line to see if authentication has failed; if so, go around the loop again
|
---|
1128 | if (command_output.startsWith("ERROR: Authentication failed:")) {
|
---|
1129 | JOptionPane.showMessageDialog(Gatherer.g_man, Dictionary.get("RemoteGreenstoneServer.Error", command_output.substring("ERROR: ".length())), Dictionary.get("RemoteGreenstoneServer.Error_Title"), JOptionPane.ERROR_MESSAGE);
|
---|
1130 | remote_greenstone_server_authentication = null;
|
---|
1131 | continue;
|
---|
1132 | }
|
---|
1133 | // Check if the collection is locked by someone else; if so, see if the user wants to steal the lock
|
---|
1134 | else if (command_output.startsWith("ERROR: Collection is locked by: ")) {
|
---|
1135 | 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) {
|
---|
1136 | // The user has decided to cancel the action
|
---|
1137 | throw new RemoteGreenstoneServerActionCancelledException();
|
---|
1138 | }
|
---|
1139 |
|
---|
1140 | // The user has decided to steal the lock... rerun the command with "&steal_lock="
|
---|
1141 | gliserver_args += "&steal_lock=";
|
---|
1142 | continue;
|
---|
1143 | }
|
---|
1144 | // Handle other types of errors by throwing an exception
|
---|
1145 | else if (command_output.startsWith("ERROR: ")) {
|
---|
1146 | throw new Exception(command_output.substring("ERROR: ".length()));
|
---|
1147 | } else if (command_output.indexOf("ERROR: ") != -1) { // check if ERROR occurs anywhere else in the output
|
---|
1148 | throw new Exception(command_output);
|
---|
1149 | }
|
---|
1150 |
|
---|
1151 |
|
---|
1152 | // There were no exceptions thrown so the action must have succeeded
|
---|
1153 | return command_output;
|
---|
1154 | }
|
---|
1155 | }
|
---|
1156 |
|
---|
1157 |
|
---|
1158 | /** Returns the command output if the action completed, throws some kind of exception otherwise. */
|
---|
1159 | static private String uploadFile(String gliserver_args, String file_path)
|
---|
1160 | throws Exception
|
---|
1161 | {
|
---|
1162 | while (true) {
|
---|
1163 | // Check that Configuration.gliserver_url is set
|
---|
1164 | if (Configuration.gliserver_url == null) {
|
---|
1165 | throw new Exception("Empty gliserver URL: please set this in Preferences before continuing.");
|
---|
1166 | }
|
---|
1167 |
|
---|
1168 | // Ask for authentication information (if necessary), then perform the action
|
---|
1169 | authenticateUser();
|
---|
1170 | String gliserver_url_string = Configuration.gliserver_url.toString();
|
---|
1171 | String command_output = uploadFileInternal(gliserver_url_string, gliserver_args, file_path);
|
---|
1172 | // System.err.println("Command output: " + command_output);
|
---|
1173 |
|
---|
1174 | // Check the first line to see if authentication has failed; if so, go around the loop again
|
---|
1175 | if (command_output.startsWith("ERROR: Authentication failed:")) {
|
---|
1176 | JOptionPane.showMessageDialog(Gatherer.g_man, Dictionary.get("RemoteGreenstoneServer.Error", command_output.substring("ERROR: ".length())), Dictionary.get("RemoteGreenstoneServer.Error_Title"), JOptionPane.ERROR_MESSAGE);
|
---|
1177 | remote_greenstone_server_authentication = null;
|
---|
1178 | continue;
|
---|
1179 | }
|
---|
1180 | // Check if the collection is locked by someone else; if so, see if the user wants to steal the lock
|
---|
1181 | else if (command_output.startsWith("ERROR: Collection is locked by: ")) {
|
---|
1182 | 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) {
|
---|
1183 | // The user has decided to cancel the action
|
---|
1184 | throw new RemoteGreenstoneServerActionCancelledException();
|
---|
1185 | }
|
---|
1186 |
|
---|
1187 | // The user has decided to steal the lock... rerun the command with "&steal_lock="
|
---|
1188 | gliserver_args += "&steal_lock=";
|
---|
1189 | continue;
|
---|
1190 | }
|
---|
1191 | // Handle other types of errors by throwing an exception
|
---|
1192 | else if (command_output.startsWith("ERROR: ")) {
|
---|
1193 | throw new Exception(command_output.substring("ERROR: ".length()));
|
---|
1194 | }
|
---|
1195 |
|
---|
1196 | // There were no exceptions thrown so the action must have succeeded
|
---|
1197 | return command_output;
|
---|
1198 | }
|
---|
1199 | }
|
---|
1200 |
|
---|
1201 |
|
---|
1202 | // ----------------------------------------------------------------------------------------------------
|
---|
1203 | // NETWORK LAYER
|
---|
1204 | // ----------------------------------------------------------------------------------------------------
|
---|
1205 |
|
---|
1206 |
|
---|
1207 | /** Returns the command output if the action completed, throws some kind of exception otherwise. */
|
---|
1208 | static private String downloadFileInternal(String download_cgi, String cgi_args, String file_path)
|
---|
1209 | throws Exception
|
---|
1210 | {
|
---|
1211 | DebugStream.println("gliserver URL: " + download_cgi);
|
---|
1212 | System.err.println("gliserver args: " + cgi_args);
|
---|
1213 |
|
---|
1214 | // Add username and password, and a timestamp
|
---|
1215 | cgi_args += "&un=" + remote_greenstone_server_authentication.getUserName();
|
---|
1216 | cgi_args += "&pw=" + new String(remote_greenstone_server_authentication.getPassword());
|
---|
1217 | cgi_args += "&ts=" + System.currentTimeMillis();
|
---|
1218 | if (Gatherer.GS3){
|
---|
1219 | cgi_args += "&site=" + Configuration.site_name;
|
---|
1220 | }
|
---|
1221 |
|
---|
1222 | URL download_url = new URL(download_cgi);
|
---|
1223 | URLConnection dl_connection = download_url.openConnection();
|
---|
1224 | dl_connection.setDoOutput(true);
|
---|
1225 | OutputStream dl_os = dl_connection.getOutputStream();
|
---|
1226 |
|
---|
1227 | PrintWriter dl_out = new PrintWriter(dl_os);
|
---|
1228 | dl_out.println(cgi_args);
|
---|
1229 | dl_out.close();
|
---|
1230 |
|
---|
1231 | // Download result from running cgi script
|
---|
1232 | InputStream dl_is = dl_connection.getInputStream();
|
---|
1233 | BufferedInputStream dl_bis = new BufferedInputStream(dl_is);
|
---|
1234 | DataInputStream dl_dbis = new DataInputStream(dl_bis);
|
---|
1235 |
|
---|
1236 | String first_line = "";
|
---|
1237 | byte[] buf = new byte[1024];
|
---|
1238 | int len = dl_dbis.read(buf);
|
---|
1239 | if (len >= 0) {
|
---|
1240 | String first_chunk = new String(buf, 0, len);
|
---|
1241 | // first_line = first_chunk.substring(0, ((first_chunk.indexOf("\n") != -1) ? first_chunk.indexOf("\n") : len));
|
---|
1242 | first_line = first_chunk.substring(0, ((first_chunk.indexOf("\n") != -1) ? first_chunk.indexOf("\n") : ((first_chunk.length()<len) ? first_chunk.length():len)));
|
---|
1243 | // Save the data to file
|
---|
1244 | FileOutputStream zip_fos = new FileOutputStream(file_path);
|
---|
1245 | BufferedOutputStream zip_bfos = new BufferedOutputStream(zip_fos);
|
---|
1246 |
|
---|
1247 | while (len >= 0) {
|
---|
1248 | zip_bfos.write(buf, 0, len);
|
---|
1249 | len = dl_dbis.read(buf);
|
---|
1250 | }
|
---|
1251 |
|
---|
1252 | zip_bfos.close();
|
---|
1253 | zip_fos.close();
|
---|
1254 | }
|
---|
1255 |
|
---|
1256 | dl_dbis.close();
|
---|
1257 | dl_bis.close();
|
---|
1258 | dl_is.close();
|
---|
1259 | return first_line;
|
---|
1260 | }
|
---|
1261 |
|
---|
1262 |
|
---|
1263 | /** Returns the command output if the action completed, throws some kind of exception otherwise. */
|
---|
1264 | static private String sendCommandToServerInternal(String gliserver_url_string, String cgi_args, GShell shell)
|
---|
1265 | throws Exception
|
---|
1266 | {
|
---|
1267 | DebugStream.println("gliserver URL: " + gliserver_url_string);
|
---|
1268 | System.err.println("gliserver args: " + cgi_args);
|
---|
1269 |
|
---|
1270 | // Add username and password, and a timestamp
|
---|
1271 | if(isAuthenticationRequired(cgi_args)) {
|
---|
1272 | cgi_args += "&un=" + remote_greenstone_server_authentication.getUserName();
|
---|
1273 | cgi_args += "&pw=" + new String(remote_greenstone_server_authentication.getPassword());
|
---|
1274 | }
|
---|
1275 | cgi_args += "&ts=" + System.currentTimeMillis();
|
---|
1276 | if (Gatherer.GS3){
|
---|
1277 | cgi_args += "&site=" + Configuration.site_name;
|
---|
1278 | }
|
---|
1279 |
|
---|
1280 | URL gliserver_url = new URL(gliserver_url_string + "?" + cgi_args);
|
---|
1281 | URLConnection gliserver_connection = gliserver_url.openConnection();
|
---|
1282 |
|
---|
1283 | // Read the output of the command from the server, and return it
|
---|
1284 | StringBuffer command_output_buffer = new StringBuffer(2048);
|
---|
1285 | InputStream gliserver_is = gliserver_connection.getInputStream();
|
---|
1286 | BufferedReader gliserver_in = new BufferedReader(new InputStreamReader(gliserver_is, "UTF-8"));
|
---|
1287 | String gliserver_output_line = gliserver_in.readLine();
|
---|
1288 | while (gliserver_output_line != null) {
|
---|
1289 | if (shell != null) {
|
---|
1290 | shell.fireMessage(gliserver_output_line);
|
---|
1291 | if (shell.hasSignalledStop()) {
|
---|
1292 | throw new RemoteGreenstoneServerActionCancelledException();
|
---|
1293 | }
|
---|
1294 | }
|
---|
1295 | command_output_buffer.append(gliserver_output_line + "\n");
|
---|
1296 | gliserver_output_line = gliserver_in.readLine();
|
---|
1297 | }
|
---|
1298 | gliserver_in.close();
|
---|
1299 |
|
---|
1300 | return command_output_buffer.toString();
|
---|
1301 | }
|
---|
1302 |
|
---|
1303 |
|
---|
1304 | /** Returns the command output if the action completed, throws some kind of exception otherwise. */
|
---|
1305 | static private String uploadFileInternal(String upload_cgi, String cgi_args, String file_path)
|
---|
1306 | throws Exception
|
---|
1307 | {
|
---|
1308 | System.err.println("gliserver URL: " + upload_cgi);
|
---|
1309 | System.err.println("gliserver args: " + cgi_args);
|
---|
1310 |
|
---|
1311 | //For a remote GS3
|
---|
1312 | //GS3 is running on Tomcat, and Tomcat requires a connection timeout to be set up at the client
|
---|
1313 | //side while uploading files. As HttpURLConnection couldn't set the connection timeout, HttpClient.jar
|
---|
1314 | //from Jakarta is applied to solve this problem only for uploading files.
|
---|
1315 | if (Gatherer.GS3) {
|
---|
1316 |
|
---|
1317 | // Setup the POST method
|
---|
1318 | PostMethod httppost = new PostMethod(upload_cgi+"?"+cgi_args); // cgi_args: QUERY_STRING on perl server side
|
---|
1319 |
|
---|
1320 | // construct the multipartrequest form
|
---|
1321 | String[] cgi_array=cgi_args.split("&");// get parameter-value pairs from cgi_args string
|
---|
1322 | Part[] parts=new Part[cgi_array.length+5];
|
---|
1323 |
|
---|
1324 | // The FilePart: consisting of the (cgi-arg) name and (optional) filename in the Content-Disposition
|
---|
1325 | // of the POST request Header (see CGI.pm), and the actual zip file itself. It uses the defaults:
|
---|
1326 | // Content-Type: application/octet-stream; charset=ISO-8859-1,Content-Transfer-Encoding: binary
|
---|
1327 | parts[0]= new FilePart("uploaded_file", "zipFile", new File(file_path));
|
---|
1328 |
|
---|
1329 | parts[1]= new StringPart("un", remote_greenstone_server_authentication.getUserName());
|
---|
1330 | parts[2]= new StringPart("pw", new String(remote_greenstone_server_authentication.getPassword()));
|
---|
1331 | parts[3]= new StringPart("ts", String.valueOf(System.currentTimeMillis()));
|
---|
1332 | parts[4]= new StringPart("site", Configuration.site_name);
|
---|
1333 | // find all parameters of cgi-args and add them into Part[]
|
---|
1334 | for (int i=0; i<cgi_array.length;i++){
|
---|
1335 | parts[5+i]=new StringPart(cgi_array[i].substring(0,cgi_array[i].indexOf("=")),cgi_array[i].substring(cgi_array[i].indexOf("=")+1,cgi_array[i].length()));
|
---|
1336 | }
|
---|
1337 |
|
---|
1338 | // set MultipartRequestEntity on the POST method
|
---|
1339 | httppost.setRequestEntity(new MultipartRequestEntity(parts, httppost.getParams()));
|
---|
1340 |
|
---|
1341 | // See file gli/request.txt for the multipart request that's been generated:
|
---|
1342 | //httppost.getRequestEntity().writeRequest(new FileOutputStream("request.txt", true)); // true: appends
|
---|
1343 |
|
---|
1344 | //set up the HttpClient connection
|
---|
1345 | HttpClient client=new HttpClient();
|
---|
1346 | client.getParams().setBooleanParameter(HttpMethodParams.USE_EXPECT_CONTINUE, false);
|
---|
1347 | client.getParams().setConnectionManagerTimeout(200000); //set the connection timeout
|
---|
1348 | // get the output of the command from the server
|
---|
1349 | String command_output = "";
|
---|
1350 | try{
|
---|
1351 | client.executeMethod(httppost);
|
---|
1352 | if (httppost.getStatusCode() == HttpStatus.SC_OK) {
|
---|
1353 | command_output = httppost.getStatusLine().toString();
|
---|
1354 | } else {
|
---|
1355 | command_output = httppost.getStatusLine().toString();
|
---|
1356 | System.out.println("Unexpected failure: " + httppost.getStatusLine().toString());
|
---|
1357 | }
|
---|
1358 | }catch(IOException e){
|
---|
1359 | e.printStackTrace();
|
---|
1360 | }finally{
|
---|
1361 | httppost.releaseConnection();
|
---|
1362 | }
|
---|
1363 | return command_output;
|
---|
1364 | }
|
---|
1365 |
|
---|
1366 | //For a remote GS2
|
---|
1367 | // Add username and password, and a timestamp
|
---|
1368 | cgi_args += "&un=" + remote_greenstone_server_authentication.getUserName();
|
---|
1369 | cgi_args += "&pw=" + new String(remote_greenstone_server_authentication.getPassword());
|
---|
1370 | cgi_args += "&ts=" + System.currentTimeMillis();
|
---|
1371 |
|
---|
1372 | // Open a HTTP connection to the URL
|
---|
1373 | URL url = new URL(upload_cgi);
|
---|
1374 | HttpURLConnection gliserver_connection = (HttpURLConnection) url.openConnection();
|
---|
1375 |
|
---|
1376 | gliserver_connection.setDoInput(true); // Allow Inputs
|
---|
1377 | gliserver_connection.setDoOutput(true); // Allow Outputs
|
---|
1378 | gliserver_connection.setUseCaches(false); // Don't use a cached copy.
|
---|
1379 |
|
---|
1380 | gliserver_connection.setRequestProperty("Connection", "Keep-Alive");
|
---|
1381 |
|
---|
1382 | // Send zip file to server
|
---|
1383 | File file = new File(file_path);
|
---|
1384 | FileInputStream fileInputStream = new FileInputStream(file);
|
---|
1385 |
|
---|
1386 | // Add file size argument, because IIS 6 needs a lot of help
|
---|
1387 | int file_size = fileInputStream.available();
|
---|
1388 | cgi_args += "&fs=" + file_size;
|
---|
1389 |
|
---|
1390 | DataOutputStream dos = new DataOutputStream(gliserver_connection.getOutputStream());
|
---|
1391 | dos.writeBytes(cgi_args + "\n");
|
---|
1392 |
|
---|
1393 | // create a buffer of maximum size
|
---|
1394 | final int maxBufferSize = 1024;
|
---|
1395 | int bytesAvailable = file_size;
|
---|
1396 | int bufferSize = Math.min(bytesAvailable, maxBufferSize);
|
---|
1397 | byte[] buffer = new byte[bufferSize];
|
---|
1398 |
|
---|
1399 | // read file and write it into form...
|
---|
1400 | // !! This uses a lot of memory when the file being uploaded is big -- Java seems to need to keep
|
---|
1401 | // the entire file in the DataOutputStream? (Use Runtime.getRuntime().totalMemory() to see)
|
---|
1402 | int bytesRead = fileInputStream.read(buffer, 0, bufferSize);
|
---|
1403 | while (bytesRead > 0) {
|
---|
1404 | dos.write(buffer, 0, bytesRead);
|
---|
1405 | bytesAvailable = fileInputStream.available();
|
---|
1406 | bufferSize = Math.min(bytesAvailable, maxBufferSize);
|
---|
1407 | bytesRead = fileInputStream.read(buffer, 0, bufferSize);
|
---|
1408 | }
|
---|
1409 |
|
---|
1410 | // close streams
|
---|
1411 | fileInputStream.close();
|
---|
1412 | dos.flush();
|
---|
1413 | dos.close();
|
---|
1414 |
|
---|
1415 | // Read the output of the command from the server, and return it
|
---|
1416 | String command_output = "";
|
---|
1417 | InputStream gliserver_is = gliserver_connection.getInputStream();
|
---|
1418 | BufferedReader gliserver_in = new BufferedReader(new InputStreamReader(gliserver_is, "UTF-8"));
|
---|
1419 | String gliserver_output_line = gliserver_in.readLine();
|
---|
1420 | while (gliserver_output_line != null) {
|
---|
1421 | command_output += gliserver_output_line + "\n";
|
---|
1422 | gliserver_output_line = gliserver_in.readLine();
|
---|
1423 | }
|
---|
1424 | gliserver_in.close();
|
---|
1425 |
|
---|
1426 | return command_output;
|
---|
1427 | }
|
---|
1428 |
|
---|
1429 |
|
---|
1430 | // ----------------------------------------------------------------------------------------------------
|
---|
1431 | // UTILITIES
|
---|
1432 | // ----------------------------------------------------------------------------------------------------
|
---|
1433 |
|
---|
1434 |
|
---|
1435 | static public String getPathRelativeToDirectory(File file, String directory_path)
|
---|
1436 | {
|
---|
1437 | String file_path = file.getAbsolutePath();
|
---|
1438 | if (!file_path.startsWith(directory_path)) {
|
---|
1439 | System.err.println("ERROR: File path " + file_path + " is not a child of " + directory_path);
|
---|
1440 | return file_path;
|
---|
1441 | }
|
---|
1442 |
|
---|
1443 | String relative_file_path = file_path.substring(directory_path.length());
|
---|
1444 | if (relative_file_path.startsWith(File.separator)) {
|
---|
1445 | relative_file_path = relative_file_path.substring(File.separator.length());
|
---|
1446 | }
|
---|
1447 | return relative_file_path;
|
---|
1448 | }
|
---|
1449 | }
|
---|