1 | /**
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2 | * FrameIO.java
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3 | * Copyright (C) 2010 New Zealand Digital Library, http://expeditee.org
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4 | *
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5 | * This program is free software: you can redistribute it and/or modify
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6 | * it under the terms of the GNU General Public License as published by
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7 | * the Free Software Foundation, either version 3 of the License, or
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8 | * (at your option) any later version.
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9 | *
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10 | * This program is distributed in the hope that it will be useful,
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11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 | * GNU General Public License for more details.
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14 | *
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15 | * You should have received a copy of the GNU General Public License
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16 | * along with this program. If not, see <http://www.gnu.org/licenses/>.
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17 | */
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18 |
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19 | package org.expeditee.gui;
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20 |
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21 | import java.io.BufferedOutputStream;
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22 | import java.io.BufferedReader;
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23 | import java.io.BufferedWriter;
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24 | import java.io.File;
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25 | import java.io.FileInputStream;
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26 | import java.io.FileNotFoundException;
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27 | import java.io.FileOutputStream;
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28 | import java.io.FileReader;
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29 | import java.io.FileWriter;
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30 | import java.io.IOException;
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31 | import java.io.OutputStream;
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32 | import java.io.OutputStreamWriter;
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33 | import java.io.Writer;
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34 | import java.nio.channels.FileChannel;
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35 | import java.nio.file.Files;
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36 | import java.nio.file.Path;
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37 | import java.nio.file.Paths;
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38 | import java.nio.file.StandardCopyOption;
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39 | import java.sql.Time;
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40 | import java.util.Arrays;
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41 | import java.util.Collection;
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42 | import java.util.HashMap;
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43 | import java.util.LinkedList;
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44 | import java.util.List;
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45 | import java.util.Map;
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46 | import java.util.function.Consumer;
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47 | import java.util.stream.Collectors;
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48 |
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49 | import org.apollo.io.AudioPathManager;
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50 | import org.expeditee.actions.Actions;
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51 | import org.expeditee.agents.ExistingFramesetException;
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52 | import org.expeditee.agents.InvalidFramesetNameException;
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53 | import org.expeditee.auth.AuthenticatorBrowser;
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54 | import org.expeditee.auth.EncryptedExpReader;
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55 | import org.expeditee.auth.EncryptedExpWriter;
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56 | import org.expeditee.auth.gui.MailBay;
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57 | import org.expeditee.gio.EcosystemManager;
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58 | import org.expeditee.io.Conversion;
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59 | import org.expeditee.io.ExpReader;
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60 | import org.expeditee.io.ExpWriter;
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61 | import org.expeditee.io.FrameReader;
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62 | import org.expeditee.io.FrameWriter;
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63 | import org.expeditee.io.KMSReader;
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64 | import org.expeditee.io.KMSWriter;
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65 | import org.expeditee.items.Item;
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66 | import org.expeditee.items.ItemUtils;
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67 | import org.expeditee.items.Justification;
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68 | import org.expeditee.items.PermissionPair;
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69 | import org.expeditee.items.Text;
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70 | import org.expeditee.items.UserAppliedPermission;
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71 | import org.expeditee.network.FrameShare;
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72 | import org.expeditee.setting.Setting;
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73 | import org.expeditee.settings.UserSettings;
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74 | import org.expeditee.settings.folders.FolderSettings;
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75 | import org.expeditee.settings.templates.TemplateSettings;
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76 | import org.expeditee.stats.Formatter;
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77 | import org.expeditee.stats.Logger;
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78 | import org.expeditee.stats.SessionStats;
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79 |
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80 | /**
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81 | * This class provides static methods for all saving and loading of Frames
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82 | * to\from disk. This class also handles any caching of previously loaded
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83 | * Frames.
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84 | *
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85 | * @author jdm18
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86 | *
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87 | */
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88 |
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89 |
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90 | public class FrameIO {
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91 |
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92 | private static final char FRAME_NAME_LAST_CHAR = 'A';
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93 |
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94 | // The parent path that all others are relative to. Also referred to as Expeditee Home.
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95 | public static String PARENT_FOLDER;
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96 |
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97 | public static String PROFILE_PATH;
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98 | public static String FRAME_PATH;
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99 | public static String IMAGES_PATH;
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100 | public static String AUDIO_PATH;
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101 | public static String PUBLIC_PATH;
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102 | public static String TRASH_PATH;
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103 | public static String FONT_PATH;
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104 | public static String DICT_PATH;
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105 | public static String EXPORTS_PATH;
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106 | public static String STATISTICS_PATH;
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107 | public static String LOGS_PATH;
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108 | public static String MESSAGES_PATH;
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109 | public static String MAIL_PATH;
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110 | public static String SHARED_FRAMESETS_PATH;
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111 | public static String CONTACTS_PATH;
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112 | public static String RESOURCES_PRIVATE_PATH;
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113 | public static String RESOURCES_PATH;
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114 | public static String FRAME_PRIVATE_PATH;
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115 | public static String IMAGES_PRIVATE_PATH;
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116 | public static String AUDIO_PRIVATE_PATH;
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117 | public static String HELP_PRIVATE_PATH;
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118 | public static String HELP_PATH;
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119 | public static String DEAD_DROPS_PATH;
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120 |
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121 | // Paths that appear to be unused.
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122 | public static String TEMPLATES_PATH;
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123 |
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124 | // Variables for controlling cache functionality.
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125 | public static final int MAX_NAME_LENGTH = 64;
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126 | public static final int MAX_CACHE = 100;
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127 | private static HashMap<String, Frame> _Cache = new FrameCache();
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128 | private static boolean ENABLE_CACHE = true;
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129 | private static boolean _UseCache = true;
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130 | private static boolean _SuspendedCache = false;
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131 |
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132 | private static final String INF_FILENAME = "frame.inf";
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133 |
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134 | public static void changeParentAndSubFolders(String newFolder) {
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135 | // Partial Paths.
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136 | PARENT_FOLDER = newFolder;
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137 | String resourcesPublicPath = PARENT_FOLDER + "resources-public" + File.separator;
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138 | String resourcesPrivateIndividualPath = PARENT_FOLDER + "resources-" + UserSettings.UserName.get() + File.separator;
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139 |
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140 | // Standard paths.
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141 | PUBLIC_PATH = PARENT_FOLDER + "public" + File.separator;
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142 | TRASH_PATH = PARENT_FOLDER + "trash" + File.separator;
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143 | HELP_PATH = PARENT_FOLDER + "documentation" + File.separator;
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144 | PROFILE_PATH = PARENT_FOLDER + "profiles" + File.separator;
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145 | EXPORTS_PATH = PARENT_FOLDER + "exports" + File.separator;
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146 | STATISTICS_PATH = PARENT_FOLDER + "statistics" + File.separator;
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147 | LOGS_PATH = PARENT_FOLDER + "logs" + File.separator;
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148 |
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149 |
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150 | // Conditional paths
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151 | if (UserSettings.PublicAndPrivateResources) {
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152 | // Work with a system of public and private folders
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153 |
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154 | FONT_PATH = resourcesPublicPath + "fonts" + File.separator;
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155 | DICT_PATH = resourcesPublicPath + "dict" + File.separator;
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156 | IMAGES_PATH = resourcesPublicPath + "images" + File.separator;
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157 | AUDIO_PATH = resourcesPublicPath + "audio" + File.separator;
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158 | FRAME_PATH = resourcesPublicPath + "framesets" + File.separator;
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159 | } else {
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160 | FONT_PATH = PARENT_FOLDER + "fonts" + File.separator;
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161 | DICT_PATH = PARENT_FOLDER + "dict" + File.separator;
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162 | IMAGES_PATH = PARENT_FOLDER + "images" + File.separator;
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163 | AUDIO_PATH = PARENT_FOLDER + "audio" + File.separator;
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164 | FRAME_PATH = PARENT_FOLDER + "framesets" + File.separator;
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165 | DEAD_DROPS_PATH = PARENT_FOLDER + "deaddrops" + File.separator;
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166 | }
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167 |
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168 | if (!UserSettings.PublicAndPrivateResources || !AuthenticatorBrowser.isAuthenticated()) {
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169 |
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170 | if (UserSettings.UserName.get().equals(AuthenticatorBrowser.USER_NOBODY)) {
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171 | System.err.println("**** FrameIO::changeParentAndSubFolders(): Not setting subfolders for user '"+AuthenticatorBrowser.USER_NOBODY+"'");
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172 | }
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173 |
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174 | // If we are using the old regime, or user.name set to Browser.USER_NOBODY
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175 | // => then these paths should not be used.
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176 | RESOURCES_PATH = null;
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177 | SHARED_FRAMESETS_PATH = null;
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178 | RESOURCES_PRIVATE_PATH = null;
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179 | FRAME_PRIVATE_PATH = null;
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180 | IMAGES_PRIVATE_PATH = null;
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181 | AUDIO_PRIVATE_PATH = null;
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182 | CONTACTS_PATH = null;
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183 | HELP_PRIVATE_PATH = null;
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184 |
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185 | if (!UserSettings.PublicAndPrivateResources) {
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186 | MESSAGES_PATH = PARENT_FOLDER + "messages" + File.separator;
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187 | } else {
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188 | MESSAGES_PATH = resourcesPrivateIndividualPath + "messages" + File.separator;
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189 | }
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190 |
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191 | } else {
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192 | RESOURCES_PATH = resourcesPublicPath + "documentation" + File.separator;
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193 | SHARED_FRAMESETS_PATH = resourcesPrivateIndividualPath + "framesets-shared" + File.separator;
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194 |
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195 | RESOURCES_PRIVATE_PATH = PARENT_FOLDER + "resources-private" + File.separator;
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196 | FRAME_PRIVATE_PATH = resourcesPrivateIndividualPath + "framesets" + File.separator;
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197 | IMAGES_PRIVATE_PATH = resourcesPrivateIndividualPath + "images" + File.separator;
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198 | AUDIO_PRIVATE_PATH = resourcesPrivateIndividualPath + "audio" + File.separator;
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199 | CONTACTS_PATH = resourcesPrivateIndividualPath + "contacts" + File.separator;
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200 | HELP_PRIVATE_PATH = resourcesPrivateIndividualPath + "documentation" + File.separator;
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201 | MESSAGES_PATH = resourcesPrivateIndividualPath + "messages" + File.separator;
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202 | MAIL_PATH = resourcesPrivateIndividualPath + "mail" + File.separator;
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203 | DEAD_DROPS_PATH = resourcesPrivateIndividualPath + "deaddrops" + File.separator;
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204 | }
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205 |
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206 |
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207 | System.err.println("**** FrameIO::changeParentAndSubFolder(): Calling AudioPathManger.changeParentAndSubFolder()");
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208 | AudioPathManager.changeParentAndSubFolders(newFolder);
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209 | }
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210 |
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211 | // All methods are static, this should not be instantiated
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212 | private FrameIO() {
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213 | }
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214 |
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215 | public static boolean isCacheOn() {
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216 | return _UseCache && ENABLE_CACHE;
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217 | }
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218 |
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219 | public static void Precache(String framename) {
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220 | // if the cache is turned off, do nothing
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221 | if (!isCacheOn()) {
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222 | return;
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223 | }
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224 |
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225 | // if the frame is already in the cache, do nothing
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226 | if (_Cache.containsKey(framename.toLowerCase())) {
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227 | return;
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228 | }
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229 |
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230 | // otherwise, load the frame and put it in the cache
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231 | Logger.Log(Logger.SYSTEM, Logger.LOAD, "Precaching " + framename + ".");
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232 |
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233 | // do not display errors encountered to the user
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234 | // (they will be shown at load time)
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235 | MessageBay.suppressMessages(true);
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236 | // loading automatically caches the frame is caching is turned on
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237 | LoadFromDisk(framename, null, false);
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238 | MessageBay.suppressMessages(false);
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239 | }
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240 |
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241 | /**
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242 | * Checks if a string is a representation of a positive integer.
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243 | *
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244 | * @param s
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245 | * @return true if s is a positive integer
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246 | */
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247 | public static boolean isPositiveInteger(String s) {
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248 | if (s == null || s.length() == 0) {
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249 | return false;
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250 | }
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251 |
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252 | for (int i = 0; i < s.length(); i++) {
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253 | if (!Character.isDigit(s.charAt(i))) {
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254 | return false;
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255 | }
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256 | }
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257 | return true;
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258 | }
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259 |
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260 | /**
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261 | * Loads a frame with the specified name.
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262 | * By using a dot separated framename, users are able to specify the path to find the frameset in.
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263 | * @param frameName The frame to load.
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264 | * @return the loaded frame
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265 | */
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266 | public static Frame LoadFrame(String frameName) {
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267 | if (frameName.contains(".")) {
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268 | String[] split = frameName.split("\\.");
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269 | String[] pathSplit = Arrays.copyOfRange(split, 0, split.length - 1);
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270 | String name = split[split.length - 1];
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271 | String path = Arrays.asList(pathSplit).stream().collect(Collectors.joining(File.separator));
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272 | return LoadFrame(name, Paths.get(FrameIO.PARENT_FOLDER).resolve(path).toString() + File.separator, false);
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273 | } else {
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274 | return LoadFrame(frameName, null, false);
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275 | }
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276 | }
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277 |
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278 | public static Frame LoadFrame(String frameName, String path) {
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279 | return LoadFrame(frameName, path, false);
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280 | }
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281 |
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282 | public static Frame LoadFrame(String frameName, String path, boolean ignoreAnnotations) {
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283 | if (!isValidFrameName(frameName)) {
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284 | return null;
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285 | }
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286 |
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287 | String frameNameLower = frameName.toLowerCase();
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288 | // first try reading from cache
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289 | if (isCacheOn() && _Cache.containsKey(frameNameLower)) {
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290 | Logger.Log(Logger.SYSTEM, Logger.LOAD, "Loading " + frameName + " from cache.");
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291 | Frame frame = _Cache.get(frameNameLower);
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292 |
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293 | // if frame in cache is older than the one on disk then don't use the cached one
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294 | File file = new File(frame.getFramePathReal());
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295 | long lastModified = file.lastModified();
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296 | if (lastModified <= frame.getLastModifyPrecise()) {
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297 | return frame;
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298 | }
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299 | }
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300 |
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301 | Logger.Log(Logger.SYSTEM, Logger.LOAD, "Loading " + frameName
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302 | + " from disk.");
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303 |
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304 | Frame fromDisk = LoadFromDisk(frameName, path, ignoreAnnotations);
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305 | return fromDisk;
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306 | }
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307 |
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308 | //Loads the 'restore' version of a frame if there is one
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309 | public static Frame LoadRestoreFrame(Frame frameToRestore) {
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310 |
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311 | String fullPath = getFrameFullPathName(frameToRestore.getPath(), frameToRestore
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312 | .getName());
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313 | //System.out.println("fullpath: " + fullPath);
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314 | String restoreVersion = fullPath + ".restore";
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315 | //System.out.println("restoreversion" + restoreVersion);
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316 | File source = new File(restoreVersion);
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317 | File dest = new File(fullPath);
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318 |
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319 | FileChannel inputChannel = null;
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320 | FileChannel outputChannel = null;
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321 |
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322 | try{
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323 | FileInputStream source_fis = new FileInputStream(source);
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324 | inputChannel = source_fis.getChannel();
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325 |
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326 | FileOutputStream dest_fos = new FileOutputStream(dest);
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327 | outputChannel = dest_fos.getChannel();
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328 |
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329 | outputChannel.transferFrom(inputChannel, 0, inputChannel.size());
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330 | inputChannel.close();
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331 | outputChannel.close();
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332 | source_fis.close();
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333 | dest_fos.close();
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334 | }
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335 | catch(Exception e){
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336 | System.err.println("No restore point detected.");
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337 | }
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338 | String frameName = frameToRestore.getName();
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339 | String frameNameLower = frameName.toLowerCase();
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340 |
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341 | // first try reading from cache
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342 | if (isCacheOn() && _Cache.containsKey(frameNameLower)) {
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343 | Logger.Log(Logger.SYSTEM, Logger.LOAD, "Clearing " + frameName
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344 | + " from cache.");
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345 | _Cache.remove(frameNameLower);
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346 | }
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347 |
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348 | return LoadFrame(frameName, frameToRestore.getPath(), true);
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349 | }
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350 |
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351 | public static BufferedReader LoadPublicFrame(String frameName) {
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352 | String fullPath = FrameIO.getFrameFullPathName(PUBLIC_PATH, frameName);
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353 |
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354 | if (fullPath == null) {
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355 | return null;
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356 | }
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357 |
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358 | File frameFile = new File(fullPath);
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359 | if (frameFile.exists() && frameFile.canRead()) {
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360 | try {
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361 | return new BufferedReader(new FileReader(frameFile));
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362 | } catch (FileNotFoundException e) {
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363 | e.printStackTrace();
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364 | }
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365 | }
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366 | return null;
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367 | }
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368 |
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369 | private static Frame LoadFromDisk(String framename, String knownPath,
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370 | boolean ignoreAnnotations) {
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371 | Frame loaded = null;
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372 |
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373 | if (knownPath != null) {
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374 | loaded = LoadKnownPath(knownPath, framename);
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375 | } else {
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376 | List<String> directoriesToSearch = FolderSettings.FrameDirs.getAbsoluteDirs();
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377 |
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378 | // if (AuthenticatorBrowser.Authenticated) {
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379 | // // if we are running Expeditee Authenticated, consult user profile as location for framesets first
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380 | // String profilePath = FrameIO.PROFILE_PATH + UserSettings.UserName.get() + File.separator;
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381 | // directoriesToSearch.add(0, profilePath);
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382 | // }
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383 |
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384 | for (String path : directoriesToSearch) {
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385 | loaded = LoadKnownPath(path, framename);
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386 | if (loaded != null) {
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387 | break;
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388 | }
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389 | }
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390 | }
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391 |
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392 | if (loaded == null && FrameShare.getInstance() != null) {
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393 | loaded = FrameShare.getInstance().loadFrame(framename, knownPath);
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394 | }
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395 |
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396 | if (loaded != null) {
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397 | FrameUtils.Parse(loaded, true, ignoreAnnotations);
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398 | FrameIO.setSavedProperties(loaded);
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399 | }
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400 |
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401 | return loaded;
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402 | }
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403 |
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404 | /**
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405 | * Gets a list of all the framesets available to the user
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406 | *
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407 | * @return a string containing a list of all the available framesets on
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408 | * separate lines
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409 | */
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410 | public static String getFramesetList() {
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411 | StringBuffer list = new StringBuffer();
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412 |
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413 | for (String path : FolderSettings.FrameDirs.getAbsoluteDirs()) {
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414 | File files = new File(path);
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415 | if (!files.exists()) {
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416 | continue;
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417 | }
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418 | for (File f : (new File(path)).listFiles()) {
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419 | if (f.isDirectory()) {
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420 | list.append(f.getName()).append('\n');
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421 | }
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422 | }
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423 | }
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424 | // remove the final new line char
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425 | list.deleteCharAt(list.length() - 1);
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426 | return list.toString();
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427 | }
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428 |
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429 | /**
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430 | * Gets a list of all the profiles available to the user
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431 | *
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432 | * @return a list containing all the available framesets on separate lines
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433 | */
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434 | public static List<String> getProfilesList() {
|
---|
435 | List<File> potentialProfiles = Arrays.asList(new File(FrameIO.PROFILE_PATH).listFiles());
|
---|
436 | potentialProfiles.removeIf(file -> !file.isDirectory());
|
---|
437 | return potentialProfiles.stream().map(dir -> dir.getName()).collect(Collectors.toList());
|
---|
438 | }
|
---|
439 |
|
---|
440 | /**
|
---|
441 | * Gets the full path and file name of the frame.
|
---|
442 | * This is a alias for Frame::getFramePathLogical
|
---|
443 | * @param path-
|
---|
444 | * the directory in which to look for the frameset containing the
|
---|
445 | * frame.
|
---|
446 | * @param frameName-
|
---|
447 | * the name of the frame for which the path is being requested.
|
---|
448 | * @return null if the frame can not be located.
|
---|
449 | */
|
---|
450 | public static synchronized String getFrameFullPathName(String path,
|
---|
451 | String frameName) {
|
---|
452 |
|
---|
453 | String source;
|
---|
454 | String fileName = null;
|
---|
455 | if(frameName.contains("restore")){
|
---|
456 | source = path + File.separator;// + frameName;
|
---|
457 | fileName = path + File.separator + frameName + ExpReader.EXTENTION;
|
---|
458 |
|
---|
459 | }
|
---|
460 | else
|
---|
461 | {
|
---|
462 | source = path + Conversion.getFramesetName(frameName)
|
---|
463 | + File.separator;
|
---|
464 | }
|
---|
465 |
|
---|
466 |
|
---|
467 | File tester = new File(source);
|
---|
468 | if (!tester.exists()) {
|
---|
469 | return null;
|
---|
470 | }
|
---|
471 |
|
---|
472 | String fullPath;
|
---|
473 |
|
---|
474 | if(frameName.contains("restore")){
|
---|
475 |
|
---|
476 | fullPath = fileName;
|
---|
477 | }
|
---|
478 | else
|
---|
479 | {
|
---|
480 | // check for the new file name format
|
---|
481 | fullPath = source + Conversion.getFrameNumber(frameName)
|
---|
482 | + ExpReader.EXTENTION;
|
---|
483 | }
|
---|
484 |
|
---|
485 | tester = new File(fullPath);
|
---|
486 |
|
---|
487 | if (tester.exists()) {
|
---|
488 | return fullPath;
|
---|
489 | }
|
---|
490 |
|
---|
491 | // check for oldfile name format
|
---|
492 | fullPath = source + Conversion.getFramesetName(frameName) + "."
|
---|
493 | + Conversion.getFrameNumber(frameName);
|
---|
494 | tester = new File(fullPath);
|
---|
495 |
|
---|
496 | if (tester.exists()) {
|
---|
497 | return fullPath;
|
---|
498 | }
|
---|
499 |
|
---|
500 | return null;
|
---|
501 | }
|
---|
502 |
|
---|
503 | public static boolean canAccessFrame(String frameName) {
|
---|
504 | Frame current = DisplayController.getCurrentFrame();
|
---|
505 | // Just in case the current frame is not yet saved...
|
---|
506 | if (frameName.equals(current.getName())) {
|
---|
507 | FrameIO.SaveFrame(current, false, false);
|
---|
508 | current.change();
|
---|
509 | return true;
|
---|
510 | }
|
---|
511 |
|
---|
512 | for (String path : FolderSettings.FrameDirs.getAbsoluteDirs()) {
|
---|
513 | if (getFrameFullPathName(path, frameName) != null) {
|
---|
514 | return true;
|
---|
515 | }
|
---|
516 | }
|
---|
517 | return false;
|
---|
518 | }
|
---|
519 |
|
---|
520 | public static Collection<String> searchFrame(String frameName,
|
---|
521 | String pattern, String path) {
|
---|
522 | String fullPath = null;
|
---|
523 | if (path == null) {
|
---|
524 | for (String possiblePath : FolderSettings.FrameDirs.getAbsoluteDirs()) {
|
---|
525 | fullPath = getFrameFullPathName(possiblePath, frameName);
|
---|
526 | if (fullPath != null) {
|
---|
527 | break;
|
---|
528 | }
|
---|
529 | }
|
---|
530 | } else {
|
---|
531 | fullPath = getFrameFullPathName(path, frameName);
|
---|
532 | }
|
---|
533 | // If the frame was not located return null
|
---|
534 | if (fullPath == null) {
|
---|
535 | return null;
|
---|
536 | }
|
---|
537 | Collection<String> results = new LinkedList<String>();
|
---|
538 | // Open the file and search the text items
|
---|
539 | try {
|
---|
540 | BufferedReader reader = new BufferedReader(new FileReader(fullPath));
|
---|
541 | String next;
|
---|
542 | while (reader.ready() && ((next = reader.readLine()) != null)) {
|
---|
543 | if (next.startsWith("T")) {
|
---|
544 | String toSearch = next.substring(2);
|
---|
545 | if (toSearch.toLowerCase().contains(pattern)) {
|
---|
546 | results.add(toSearch);
|
---|
547 | }
|
---|
548 | } else if (next.startsWith("+T+")) {
|
---|
549 | String toSearch = next.substring(4);
|
---|
550 | if (toSearch.toLowerCase().contains(pattern)) {
|
---|
551 | results.add(toSearch);
|
---|
552 | }
|
---|
553 | }
|
---|
554 | }
|
---|
555 | reader.close();
|
---|
556 | } catch (FileNotFoundException e) {
|
---|
557 | e.printStackTrace();
|
---|
558 | return null;
|
---|
559 | } catch (IOException e) {
|
---|
560 | e.printStackTrace();
|
---|
561 | }
|
---|
562 | return results;
|
---|
563 | }
|
---|
564 |
|
---|
565 | private static Frame LoadKnownPath(String path, String frameName) {
|
---|
566 | String fullPath = getFrameFullPathName(path, frameName);
|
---|
567 | if (fullPath == null) {
|
---|
568 | return null;
|
---|
569 | }
|
---|
570 |
|
---|
571 | try {
|
---|
572 | FrameReader reader;
|
---|
573 |
|
---|
574 | // Get the frameset name.
|
---|
575 | int i = frameName.length() - 1;
|
---|
576 | for (; i >= 0; i--) {
|
---|
577 | if (!Character.isDigit(frameName.charAt(i))) {
|
---|
578 | break;
|
---|
579 | }
|
---|
580 | }
|
---|
581 | if (i < 0) {
|
---|
582 | System.err.println("LoadKnownFrame was provided with a invalid Frame name: " + frameName);
|
---|
583 | return null;
|
---|
584 | }
|
---|
585 | String framesetName = frameName.substring(0, i + 1);
|
---|
586 |
|
---|
587 | String redirectTo = ExpReader.redirectTo(fullPath);
|
---|
588 | while (redirectTo != null) {
|
---|
589 | fullPath = path + framesetName + File.separator + redirectTo;
|
---|
590 | redirectTo = ExpReader.redirectTo(fullPath);
|
---|
591 | }
|
---|
592 |
|
---|
593 | if (fullPath.endsWith(ExpReader.EXTENTION)) {
|
---|
594 | if (EncryptedExpReader.isEncryptedExpediteeFile(fullPath)) {
|
---|
595 | reader = new EncryptedExpReader(frameName);
|
---|
596 | } else {
|
---|
597 | reader = new ExpReader(frameName);
|
---|
598 | }
|
---|
599 | } else {
|
---|
600 | reader = new KMSReader();
|
---|
601 | }
|
---|
602 | Frame frame = reader.readFrame(fullPath);
|
---|
603 |
|
---|
604 | if (frame == null) {
|
---|
605 | MessageBay.errorMessage("Error: " + frameName
|
---|
606 | + " could not be successfully loaded.");
|
---|
607 | return null;
|
---|
608 | }
|
---|
609 |
|
---|
610 | frame.setPath(path);
|
---|
611 |
|
---|
612 | // do not put 0 frames or virtual frames into the cache
|
---|
613 | // Why are zero frames not put in the cache
|
---|
614 | if (_Cache.size() > MAX_CACHE) {
|
---|
615 | _Cache.clear();
|
---|
616 | }
|
---|
617 |
|
---|
618 | if (frame.getNumber() > 0 && isCacheOn()) {
|
---|
619 | _Cache.put(frameName.toLowerCase(), frame);
|
---|
620 | }
|
---|
621 |
|
---|
622 | return frame;
|
---|
623 | } catch (IOException ioe) {
|
---|
624 | ioe.printStackTrace();
|
---|
625 | Logger.Log(ioe);
|
---|
626 | } catch (Exception e) {
|
---|
627 | e.printStackTrace();
|
---|
628 | Logger.Log(e);
|
---|
629 | MessageBay.errorMessage("Error: " + frameName
|
---|
630 | + " could not be successfully loaded.");
|
---|
631 | }
|
---|
632 |
|
---|
633 | return null;
|
---|
634 | }
|
---|
635 |
|
---|
636 | public static void Reload() {
|
---|
637 | // disable cache
|
---|
638 | boolean cache = _UseCache;
|
---|
639 |
|
---|
640 | _UseCache = false;
|
---|
641 | Frame fresh = FrameIO.LoadFrame(DisplayController.getCurrentFrame().getName());
|
---|
642 | _UseCache = cache;
|
---|
643 | if (_Cache.containsKey(fresh.getName().toLowerCase())) {
|
---|
644 | addToCache(fresh);
|
---|
645 | }
|
---|
646 | DisplayController.setCurrentFrame(fresh, false);
|
---|
647 | }
|
---|
648 |
|
---|
649 | public static Frame LoadPrevious(Frame current) {
|
---|
650 | checkTDFC(current);
|
---|
651 |
|
---|
652 | // the current name and number
|
---|
653 | String name = current.getFramesetName();
|
---|
654 | int num = current.getNumber() - 1;
|
---|
655 |
|
---|
656 | // loop until a frame that exists is found
|
---|
657 | for (; num >= 0; num--) {
|
---|
658 | Frame f = LoadFrame(name + num, current.getPath());
|
---|
659 | if (f != null) {
|
---|
660 | return f;
|
---|
661 | }
|
---|
662 | }
|
---|
663 |
|
---|
664 | // if we did not find another Frame then this one must be the last one
|
---|
665 | // in the frameset
|
---|
666 | MessageBay
|
---|
667 | .displayMessageOnce("This is the first frame in the frameset");
|
---|
668 | return null;
|
---|
669 | }
|
---|
670 |
|
---|
671 | /**
|
---|
672 | * Returns the next Frame in the current Frameset (The Frame with the next
|
---|
673 | * highest Frame number) If the current Frame is the last one in the
|
---|
674 | * Frameset, or an error occurs then null is returned.
|
---|
675 | *
|
---|
676 | * @return The Frame after this one in the current frameset, or null
|
---|
677 | */
|
---|
678 | public static Frame LoadNext(Frame current) {
|
---|
679 | checkTDFC(current);
|
---|
680 |
|
---|
681 | // the current name and number
|
---|
682 | int num = current.getNumber() + 1;
|
---|
683 | int max = num + 1;
|
---|
684 | String name = current.getFramesetName();
|
---|
685 |
|
---|
686 | // read the maximum from the INF file
|
---|
687 | try {
|
---|
688 | max = ReadINF(current.getPath(), current.getFramesetName(), false);
|
---|
689 | } catch (IOException ioe) {
|
---|
690 | MessageBay.errorMessage("Error loading INF file for frameset '"
|
---|
691 | + name + "'");
|
---|
692 | return null;
|
---|
693 | }
|
---|
694 |
|
---|
695 | // loop until a frame that exists is found
|
---|
696 | for (; num <= max; num++) {
|
---|
697 | Frame f = LoadFrame(name + num, current.getPath());
|
---|
698 | if (f != null) {
|
---|
699 | return f;
|
---|
700 | }
|
---|
701 | }
|
---|
702 |
|
---|
703 | // if we did not find another Frame then this one must be the last one
|
---|
704 | // in the frameset
|
---|
705 | MessageBay.displayMessageOnce("This is the last frame in the frameset");
|
---|
706 | return null;
|
---|
707 | }
|
---|
708 |
|
---|
709 | /**
|
---|
710 | * This method checks if the current frame has just been created with TDFC.
|
---|
711 | * If it has the frame is saved regardless of whether it has been edited or
|
---|
712 | * not and the TDFC item property is cleared. This is to ensure that the
|
---|
713 | * link is saved on the parent frame.
|
---|
714 | *
|
---|
715 | * @param current
|
---|
716 | */
|
---|
717 | public static void checkTDFC(Frame current) {
|
---|
718 | if (FrameUtils.getTdfcItem() != null) {
|
---|
719 | FrameUtils.setTdfcItem(null);
|
---|
720 | current.change();
|
---|
721 | }
|
---|
722 | }
|
---|
723 |
|
---|
724 | public static Frame LoadLast(String framesetName, String path) {
|
---|
725 | // read the maximum from the INF file
|
---|
726 | int max;
|
---|
727 | try {
|
---|
728 | max = ReadINF(path, framesetName, false);
|
---|
729 | } catch (IOException ioe) {
|
---|
730 | MessageBay.errorMessage("Error loading INF file for frameset '"
|
---|
731 | + framesetName + "'");
|
---|
732 | return null;
|
---|
733 | }
|
---|
734 |
|
---|
735 | // loop backwards until a frame that exists is found
|
---|
736 | for (int num = max; num > 0; num--) {
|
---|
737 | Frame f = LoadFromDisk(framesetName + num, path, false);
|
---|
738 | if (f != null) {
|
---|
739 | return f;
|
---|
740 | }
|
---|
741 | }
|
---|
742 |
|
---|
743 | // if we did not find another Frame then this one must be the last one
|
---|
744 | // in the frameset
|
---|
745 | MessageBay.displayMessage("This is the last frame in the frameset");
|
---|
746 | return null;
|
---|
747 | }
|
---|
748 |
|
---|
749 | public static Frame LoadZero(String framesetName, String path) {
|
---|
750 | return LoadFrame(framesetName + 0);
|
---|
751 | }
|
---|
752 |
|
---|
753 | public static Frame LoadZero() {
|
---|
754 | Frame current = DisplayController.getCurrentFrame();
|
---|
755 | return LoadZero(current.getFramesetName(), current.getPath());
|
---|
756 | }
|
---|
757 |
|
---|
758 | public static Frame LoadLast() {
|
---|
759 | Frame current = DisplayController.getCurrentFrame();
|
---|
760 | return LoadLast(current.getFramesetName(), current.getPath());
|
---|
761 | }
|
---|
762 |
|
---|
763 | public static Frame LoadNext() {
|
---|
764 | return LoadNext(DisplayController.getCurrentFrame());
|
---|
765 | }
|
---|
766 |
|
---|
767 | public static Frame LoadPrevious() {
|
---|
768 | return LoadPrevious(DisplayController.getCurrentFrame());
|
---|
769 | }
|
---|
770 |
|
---|
771 | /**
|
---|
772 | * Deletes the given Frame on disk and removes the cached Frame if there is
|
---|
773 | * one. Also adds the deleted frame into the deletedFrames frameset.
|
---|
774 | *
|
---|
775 | * @param toDelete
|
---|
776 | * The Frame to be deleted
|
---|
777 | * @return The name the deleted frame was changed to, or null if the delete
|
---|
778 | * failed
|
---|
779 | */
|
---|
780 | public static String DeleteFrame(Frame toDelete) throws IOException,
|
---|
781 | SecurityException {
|
---|
782 | if (toDelete == null) {
|
---|
783 | return null;
|
---|
784 | }
|
---|
785 |
|
---|
786 | // Dont delete the zero frame
|
---|
787 | if (toDelete.getNumber() == 0) {
|
---|
788 | throw new SecurityException("Deleting a zero frame is illegal");
|
---|
789 | }
|
---|
790 |
|
---|
791 | // Dont delete the zero frame
|
---|
792 | if (!toDelete.isLocal()) {
|
---|
793 | throw new SecurityException("Attempted to delete remote frame");
|
---|
794 | }
|
---|
795 |
|
---|
796 | SaveFrame(toDelete);
|
---|
797 |
|
---|
798 | // Copy deleted frames to the DeletedFrames frameset
|
---|
799 | // get the last used frame in the destination frameset
|
---|
800 | final String DELETED_FRAMES = "DeletedFrames";
|
---|
801 | int lastNumber = FrameIO.getLastNumber(DELETED_FRAMES);
|
---|
802 | String framePath;
|
---|
803 | try {
|
---|
804 | // create the new frameset
|
---|
805 | Frame one = FrameIO.CreateFrameset(DELETED_FRAMES, toDelete
|
---|
806 | .getPath());
|
---|
807 | framePath = one.getPath();
|
---|
808 | lastNumber = 0;
|
---|
809 | } catch (Exception e) {
|
---|
810 | Frame zero = FrameIO.LoadFrame(DELETED_FRAMES + "0");
|
---|
811 | framePath = zero.getPath();
|
---|
812 | }
|
---|
813 |
|
---|
814 | // get the fill path to determine which file version it is
|
---|
815 | String source = getFrameFullPathName(toDelete.getPath(), toDelete
|
---|
816 | .getName());
|
---|
817 |
|
---|
818 | String oldFrameName = toDelete.getName().toLowerCase();
|
---|
819 | // Now save the frame in the new location
|
---|
820 | toDelete.setFrameset(DELETED_FRAMES);
|
---|
821 | toDelete.setFrameNumber(lastNumber + 1);
|
---|
822 | toDelete.setPath(framePath);
|
---|
823 | ForceSaveFrame(toDelete);
|
---|
824 |
|
---|
825 | if (_Cache.containsKey(oldFrameName)) {
|
---|
826 | _Cache.remove(oldFrameName);
|
---|
827 | }
|
---|
828 |
|
---|
829 | File del = new File(source);
|
---|
830 |
|
---|
831 | java.io.FileInputStream ff = new java.io.FileInputStream(del);
|
---|
832 | ff.close();
|
---|
833 |
|
---|
834 | if (del.delete()) {
|
---|
835 | return toDelete.getName();
|
---|
836 | }
|
---|
837 |
|
---|
838 | return null;
|
---|
839 | }
|
---|
840 |
|
---|
841 | /**
|
---|
842 | * Creates a new Frame in the given frameset and assigns it the given Title,
|
---|
843 | * which can be null. The newly created Frame is a copy of the frameset's .0
|
---|
844 | * file with the number updated based on the last recorded Frame name in the
|
---|
845 | * frameset's INF file.
|
---|
846 | *
|
---|
847 | * @param frameset
|
---|
848 | * The frameset to create the new Frame in
|
---|
849 | * @param frameTitle
|
---|
850 | * The title to assign to the newly created Frame (can be NULL).
|
---|
851 | * @return The newly created Frame.
|
---|
852 | */
|
---|
853 | public static synchronized Frame CreateFrame(String frameset,
|
---|
854 | String frameTitle, String templateFrame) throws RuntimeException {
|
---|
855 |
|
---|
856 | if (!FrameIO.isValidFramesetName(frameset)) {
|
---|
857 | throw new RuntimeException(frameset
|
---|
858 | + " is not a valid frameset name");
|
---|
859 | }
|
---|
860 |
|
---|
861 | int next = -1;
|
---|
862 |
|
---|
863 | // disable caching of 0 frames
|
---|
864 | // Mike says: Why is caching of 0 frames being disabled?
|
---|
865 | /*
|
---|
866 | * Especially since 0 frames are not event put into the cache in the
|
---|
867 | * frist place
|
---|
868 | */
|
---|
869 | // SuspendCache();
|
---|
870 | /*
|
---|
871 | * Suspending the cache causes infinate loops when trying to load a zero
|
---|
872 | * frame which has a ao which contains an v or av which contains a link
|
---|
873 | * to the ao frame
|
---|
874 | */
|
---|
875 |
|
---|
876 | String zeroFrameName = frameset + "0";
|
---|
877 | Frame destFramesetZero = LoadFrame(zeroFrameName);
|
---|
878 | if (destFramesetZero == null) {
|
---|
879 | throw new RuntimeException(zeroFrameName + " could not be found");
|
---|
880 | }
|
---|
881 |
|
---|
882 | Frame template = null;
|
---|
883 | if (templateFrame == null) {
|
---|
884 | // load in frame.0
|
---|
885 | template = destFramesetZero;
|
---|
886 | } else {
|
---|
887 | template = LoadFrame(templateFrame);
|
---|
888 | if (template == null) {
|
---|
889 | throw new RuntimeException("LinkTemplate " + templateFrame
|
---|
890 | + " could not be found");
|
---|
891 | }
|
---|
892 | }
|
---|
893 |
|
---|
894 | ResumeCache();
|
---|
895 |
|
---|
896 | // read the next number from the INF file
|
---|
897 | try {
|
---|
898 | next = ReadINF(destFramesetZero.getPath(), frameset, true);
|
---|
899 | } catch (IOException ioe) {
|
---|
900 | ioe.printStackTrace();
|
---|
901 | throw new RuntimeException("INF file could not be read");
|
---|
902 | }
|
---|
903 |
|
---|
904 | // Remove the old frame from the cache then add the new one
|
---|
905 | // TODO figure out some way that we can put both in the cache
|
---|
906 | _Cache.remove(template.getName().toLowerCase());
|
---|
907 | // set the number and title of the new frame
|
---|
908 | template.setName(frameset, ++next);
|
---|
909 | template.setTitle(frameTitle);
|
---|
910 | // _Cache.put(template.getName().toLowerCase(), template);
|
---|
911 |
|
---|
912 | Logger.Log(Logger.SYSTEM, Logger.TDFC, "Creating new frame: "
|
---|
913 | + template.getName() + " from TDFC");
|
---|
914 |
|
---|
915 | template.setOwner(UserSettings.UserName.get());
|
---|
916 | template.reset();
|
---|
917 | template.resetDateCreated();
|
---|
918 |
|
---|
919 | for (Item i : template.getItems()) {
|
---|
920 | if (ItemUtils.startsWithTag(i, ItemUtils.TAG_PARENT)) {
|
---|
921 | i.setLink(null);
|
---|
922 | }
|
---|
923 | }
|
---|
924 |
|
---|
925 | // do auto shrinking of the title IF not in twin frames mode and the title is not centred
|
---|
926 | Item titleItem = template.getTitleItem();
|
---|
927 |
|
---|
928 | if (!DisplayController.isTwinFramesOn() && !Justification.center.equals(((Text)titleItem).getJustification())) {
|
---|
929 | if ((titleItem.getX() + 1) < template.getNameItem().getX()) {
|
---|
930 | int title_item_xr = titleItem.getX() + titleItem.getBoundsWidth(); // should really be '... -1'
|
---|
931 | int frame_name_xl = template.getNameItem().getX();
|
---|
932 | if (frame_name_xl < DisplayController.MINIMUM_FRAME_WIDTH) {
|
---|
933 | frame_name_xl = DisplayController.MINIMUM_FRAME_WIDTH;
|
---|
934 | }
|
---|
935 |
|
---|
936 | while ((titleItem.getSize() > Text.MINIMUM_FONT_SIZE) && title_item_xr > frame_name_xl) {
|
---|
937 | titleItem.setSize(titleItem.getSize() - 1);
|
---|
938 | System.err.println("**** shrunk titleItem: " + titleItem + " to font size: " + titleItem.getSize());
|
---|
939 | }
|
---|
940 | } else {
|
---|
941 | System.out.println("Bad title x position: " + titleItem.getX());
|
---|
942 | }
|
---|
943 | }
|
---|
944 | // Assign a width to the title.
|
---|
945 | titleItem.setRightMargin(template.getNameItem().getX(), true);
|
---|
946 |
|
---|
947 | return template;
|
---|
948 | }
|
---|
949 |
|
---|
950 | public static void DisableCache() {
|
---|
951 | _UseCache = false;
|
---|
952 | }
|
---|
953 |
|
---|
954 | public static void EnableCache() {
|
---|
955 | _UseCache = true;
|
---|
956 | }
|
---|
957 |
|
---|
958 | public static void SuspendCache() {
|
---|
959 | if (_UseCache) {
|
---|
960 | DisableCache();
|
---|
961 | _SuspendedCache = true;
|
---|
962 | } else {
|
---|
963 | _SuspendedCache = false;
|
---|
964 | }
|
---|
965 | }
|
---|
966 |
|
---|
967 | public static void ResumeCache() {
|
---|
968 | if (_SuspendedCache) {
|
---|
969 | EnableCache();
|
---|
970 | _SuspendedCache = false;
|
---|
971 | }
|
---|
972 | }
|
---|
973 |
|
---|
974 | public static void RefreshCacheImages()
|
---|
975 | {
|
---|
976 | SuspendCache();
|
---|
977 | for (Frame frame : _Cache.values()) {
|
---|
978 | frame.setBuffer(null);
|
---|
979 | }
|
---|
980 | ResumeCache();
|
---|
981 | }
|
---|
982 |
|
---|
983 | /**
|
---|
984 | * Creates a new frameset using the given name. This includes creating a new
|
---|
985 | * subdirectory in the <code>FRAME_PATH</code> directory, Copying over the
|
---|
986 | * default.0 frame from the default frameset, copying the .0 Frame to make a
|
---|
987 | * .1 Frame, and creating the frameset's INF file.
|
---|
988 | *
|
---|
989 | * @param frameset
|
---|
990 | * The name of the Frameset to create
|
---|
991 | * @return The first Frame of the new Frameset (Frame.1)
|
---|
992 | */
|
---|
993 | public static Frame CreateFrameset(String frameset, String path)
|
---|
994 | throws Exception {
|
---|
995 | return CreateFrameset(frameset, path, false);
|
---|
996 | }
|
---|
997 |
|
---|
998 | /**
|
---|
999 | * Tests if the given String is a 'proper' framename, that is, the String
|
---|
1000 | * must begin with a character, end with a number with 0 or more letters and
|
---|
1001 | * numbers in between.
|
---|
1002 | *
|
---|
1003 | * @param frameName
|
---|
1004 | * The String to test for validity as a frame name
|
---|
1005 | * @return True if the given framename is proper, false otherwise.
|
---|
1006 | */
|
---|
1007 | public static boolean isValidFrameName(String frameName) {
|
---|
1008 |
|
---|
1009 | if (frameName == null || frameName.length() < 2) {
|
---|
1010 | return false;
|
---|
1011 | }
|
---|
1012 |
|
---|
1013 | int lastCharIndex = frameName.length() - 1;
|
---|
1014 | // String must begin with a letter and end with a digit
|
---|
1015 | if (!Character.isLetter(frameName.charAt(0))
|
---|
1016 | || !Character.isDigit(frameName.charAt(lastCharIndex))) {
|
---|
1017 | return false;
|
---|
1018 | }
|
---|
1019 |
|
---|
1020 | // All the characters between first and last must be letters
|
---|
1021 | // or digits
|
---|
1022 | for (int i = 1; i < lastCharIndex; i++) {
|
---|
1023 | if (!isValidFrameNameChar(frameName.charAt(i))) {
|
---|
1024 | return false;
|
---|
1025 | }
|
---|
1026 | }
|
---|
1027 | return true;
|
---|
1028 | }
|
---|
1029 |
|
---|
1030 | private static boolean isValidFrameNameChar(char c) {
|
---|
1031 | return c == '-' || c == '.' || Character.isLetterOrDigit(c);
|
---|
1032 | }
|
---|
1033 |
|
---|
1034 | /**
|
---|
1035 | * Saves the given Frame to disk in the corresponding frameset directory.
|
---|
1036 | * This is the same as calling SaveFrame(toSave, true)
|
---|
1037 | *
|
---|
1038 | * @param toSave
|
---|
1039 | * The Frame to save to disk
|
---|
1040 | */
|
---|
1041 | public static String SaveFrame(Frame toSave) {
|
---|
1042 | return SaveFrame(toSave, true);
|
---|
1043 | }
|
---|
1044 |
|
---|
1045 | /**
|
---|
1046 | * Saves a frame.
|
---|
1047 | *
|
---|
1048 | * @param toSave
|
---|
1049 | * the frame to save
|
---|
1050 | * @param inc
|
---|
1051 | * true if the frames counter should be incremented
|
---|
1052 | * @return the text content of the frame
|
---|
1053 | */
|
---|
1054 | public static String SaveFrame(Frame toSave, boolean inc) {
|
---|
1055 | return SaveFrame(toSave, inc, true);
|
---|
1056 | }
|
---|
1057 |
|
---|
1058 | /**
|
---|
1059 | * Saves the given Frame to disk in the corresponding frameset directory, if
|
---|
1060 | * inc is true then the saved frames counter is incremented, otherwise it is
|
---|
1061 | * untouched.
|
---|
1062 | *
|
---|
1063 | * @param toSave
|
---|
1064 | * The Frame to save to disk
|
---|
1065 | * @param inc
|
---|
1066 | * True if the saved frames counter should be incremented, false otherwise.
|
---|
1067 | * @param checkBackup
|
---|
1068 | * True if the frame should be checked for the back up tag
|
---|
1069 | */
|
---|
1070 | public static String SaveFrame(Frame toSave, boolean inc, boolean checkBackup) {
|
---|
1071 | // TODO When loading a frame maybe append onto the event history too-
|
---|
1072 | // with a break to indicate the end of a session
|
---|
1073 |
|
---|
1074 | if (toSave == null || !toSave.hasChanged() || toSave.isSaved()) {
|
---|
1075 | return "";
|
---|
1076 | }
|
---|
1077 |
|
---|
1078 | // Dont save if the frame is protected and it exists
|
---|
1079 | if (checkBackup && toSave.isReadOnly()) {
|
---|
1080 | _Cache.remove(toSave.getName().toLowerCase());
|
---|
1081 | return "";
|
---|
1082 | }
|
---|
1083 |
|
---|
1084 | /* Dont save the frame if it has the noSave tag */
|
---|
1085 | if (toSave.hasAnnotation("nosave")) {
|
---|
1086 | Actions.LegacyPerformActionCatchErrors(toSave, null, "Restore");
|
---|
1087 | return "";
|
---|
1088 | }
|
---|
1089 |
|
---|
1090 | // Save frame that is not local through the Networking classes
|
---|
1091 | if (!toSave.isLocal()) {
|
---|
1092 | return FrameShare.getInstance().saveFrame(toSave);
|
---|
1093 | }
|
---|
1094 |
|
---|
1095 | /* Format the frame if it has the autoFormat tag */
|
---|
1096 | if (toSave.hasAnnotation("autoformat")) {
|
---|
1097 | Actions.LegacyPerformActionCatchErrors(toSave, null, "Format");
|
---|
1098 | }
|
---|
1099 |
|
---|
1100 | /**
|
---|
1101 | * Get the full path only to determine which format to use for saving
|
---|
1102 | * the frame. At this stage use Exp format for saving Exp frames only.
|
---|
1103 | * Later this will be changed so that KMS frames will be updated to the
|
---|
1104 | * Exp format.
|
---|
1105 | */
|
---|
1106 | String fullPath = getFrameFullPathName(toSave.getPath(), toSave
|
---|
1107 | .getName());
|
---|
1108 |
|
---|
1109 | // Check if the frame exists
|
---|
1110 | if (checkBackup && fullPath == null) {
|
---|
1111 | // The first time a frame with the backup tag is saved, dont back it
|
---|
1112 | // up
|
---|
1113 | checkBackup = false;
|
---|
1114 | }
|
---|
1115 |
|
---|
1116 | FrameWriter writer = null;
|
---|
1117 | int savedVersion;
|
---|
1118 | try {
|
---|
1119 | // if its a new frame or an existing Exp frame...
|
---|
1120 | if (fullPath == null || fullPath.endsWith(ExpReader.EXTENTION)) {
|
---|
1121 | if (toSave.getNumber() != AuthenticatorBrowser.CREDENTIALS_FRAME &&
|
---|
1122 | toSave.getEncryptionLabel() != null) {
|
---|
1123 | writer = new EncryptedExpWriter(toSave.getEncryptionLabel());
|
---|
1124 | savedVersion = EncryptedExpReader.getVersion(fullPath);
|
---|
1125 | } else {
|
---|
1126 | writer = new ExpWriter();
|
---|
1127 | savedVersion = ExpReader.getVersion(fullPath);
|
---|
1128 | }
|
---|
1129 |
|
---|
1130 | // Is the file this would be saved to a redirect?
|
---|
1131 | String redirectTo = ExpReader.redirectTo(fullPath);
|
---|
1132 | if (redirectTo != null) {
|
---|
1133 | String redirectedPath = toSave.getFramePathReal();
|
---|
1134 | writer.setOutputLocation(redirectedPath);
|
---|
1135 | }
|
---|
1136 |
|
---|
1137 | } else {
|
---|
1138 | writer = new KMSWriter();
|
---|
1139 | savedVersion = KMSReader.getVersion(fullPath);
|
---|
1140 | }
|
---|
1141 |
|
---|
1142 | // Check if the frame doesnt exist
|
---|
1143 | // if (savedVersion < 0) {
|
---|
1144 | // /*
|
---|
1145 | // * This will happen if the user has two Expeditee's running at
|
---|
1146 | // * once and closes the first. When the second one closes the
|
---|
1147 | // * messages directory will have been deleted.
|
---|
1148 | // */
|
---|
1149 | // MessageBay
|
---|
1150 | // .errorMessage("Could not save frame that does not exist: "
|
---|
1151 | // + toSave.getName());
|
---|
1152 | // return null;
|
---|
1153 | // }
|
---|
1154 |
|
---|
1155 | // Check if we are trying to save an out of date version
|
---|
1156 | String framesetName = toSave.getFramesetName();
|
---|
1157 | boolean isBayFrameset =
|
---|
1158 | framesetName.equalsIgnoreCase(MessageBay.MESSAGES_FRAMESET_NAME) ||
|
---|
1159 | framesetName.equalsIgnoreCase(MailBay.EXPEDITEE_MAIL_FRAMESET_NAME);
|
---|
1160 | long frameLastModify = toSave.getLastModifyPrecise();
|
---|
1161 | long fileLastModify = new File(toSave.getFramePathReal()).lastModified();
|
---|
1162 | boolean fileModifyConflict = fileLastModify > frameLastModify && !isBayFrameset;
|
---|
1163 | boolean versionConflict = savedVersion > toSave.getVersion() && !isBayFrameset;
|
---|
1164 | if (fileModifyConflict || versionConflict) {
|
---|
1165 | // remove this frame from the cache if it is there
|
---|
1166 | // This will make sure links to the original are set correctly
|
---|
1167 | _Cache.remove(toSave.getName().toLowerCase());
|
---|
1168 | int nextnum = ReadINF(toSave.getPath(), toSave
|
---|
1169 | .getFramesetName(), false) + 1;
|
---|
1170 | SuspendCache();
|
---|
1171 | Frame original = LoadFrame(toSave.getName());
|
---|
1172 | toSave.setFrameNumber(nextnum);
|
---|
1173 | ResumeCache();
|
---|
1174 | // Put the modified version in the cache
|
---|
1175 | addToCache(toSave);
|
---|
1176 | // Show the messages alerting the user
|
---|
1177 | Text originalMessage = new Text(-1);
|
---|
1178 | originalMessage.setColor(MessageBay.ERROR_COLOR);
|
---|
1179 | StringBuilder message = new StringBuilder(original.getName()
|
---|
1180 | + " was updated by another user. ");
|
---|
1181 | if (fileModifyConflict) {
|
---|
1182 | message.append("{ File modify conflict }");
|
---|
1183 | }
|
---|
1184 | if (versionConflict) {
|
---|
1185 | message.append("{ Version conflict }");
|
---|
1186 | }
|
---|
1187 | originalMessage.setText(message.toString());
|
---|
1188 | originalMessage.setLink(original.getName());
|
---|
1189 | Text yourMessage = new Text(-1);
|
---|
1190 | yourMessage.setColor(MessageBay.ERROR_COLOR);
|
---|
1191 | yourMessage.setText("Your version was renamed "
|
---|
1192 | + toSave.getName());
|
---|
1193 | yourMessage.setLink(toSave.getName());
|
---|
1194 | MessageBay.displayMessage(originalMessage);
|
---|
1195 | MessageBay.displayMessage(yourMessage);
|
---|
1196 | EcosystemManager.getMiscManager().beep();
|
---|
1197 | } else if (checkBackup
|
---|
1198 | && ItemUtils.ContainsExactTag(toSave.getItems(),
|
---|
1199 | ItemUtils.TAG_BACKUP)) {
|
---|
1200 | SuspendCache();
|
---|
1201 | String oldFramesetName = toSave.getFramesetName() + "-old";
|
---|
1202 |
|
---|
1203 | Frame original = LoadFrame(toSave.getName());
|
---|
1204 | if (original == null) {
|
---|
1205 | original = toSave;
|
---|
1206 | }
|
---|
1207 | int orignum = original.getNumber();
|
---|
1208 |
|
---|
1209 | int nextnum = -1;
|
---|
1210 | try {
|
---|
1211 | nextnum = ReadINF(toSave.getPath(), oldFramesetName, false) + 1;
|
---|
1212 | } catch (RuntimeException e) {
|
---|
1213 | try {
|
---|
1214 | CreateFrameset(oldFramesetName, toSave.getPath());
|
---|
1215 | nextnum = 1;
|
---|
1216 | } catch (Exception e1) {
|
---|
1217 | e1.printStackTrace();
|
---|
1218 | }
|
---|
1219 | // e.printStackTrace();
|
---|
1220 | }
|
---|
1221 |
|
---|
1222 | if (nextnum > 0) {
|
---|
1223 | original.setFrameset(oldFramesetName);
|
---|
1224 | original.setFrameNumber(nextnum);
|
---|
1225 | original.setPermission(new PermissionPair(UserAppliedPermission.copy));
|
---|
1226 | original.change();
|
---|
1227 | SaveFrame(original, false, false);
|
---|
1228 | }
|
---|
1229 |
|
---|
1230 | Item i = ItemUtils.FindExactTag(toSave.getItems(),
|
---|
1231 | ItemUtils.TAG_BACKUP);
|
---|
1232 | i.setLink(original.getName());
|
---|
1233 | toSave.setFrameNumber(orignum);
|
---|
1234 | ResumeCache();
|
---|
1235 | }
|
---|
1236 |
|
---|
1237 | // int oldMode = FrameGraphics.getMode();
|
---|
1238 | // if (oldMode != FrameGraphics.MODE_XRAY)
|
---|
1239 | // FrameGraphics.setMode(FrameGraphics.MODE_XRAY, true);
|
---|
1240 |
|
---|
1241 | writer.writeFrame(toSave);
|
---|
1242 | // FrameGraphics.setMode(oldMode, true);
|
---|
1243 | toSave.setSaved();
|
---|
1244 |
|
---|
1245 | // Update general stuff about frame
|
---|
1246 | setSavedProperties(toSave);
|
---|
1247 |
|
---|
1248 | if (inc) {
|
---|
1249 | SessionStats.SavedFrame(toSave.getName());
|
---|
1250 | }
|
---|
1251 |
|
---|
1252 | // avoid out-of-sync frames (when in TwinFrames mode)
|
---|
1253 | if (_Cache.containsKey(toSave.getName().toLowerCase())) {
|
---|
1254 | addToCache(toSave);
|
---|
1255 | }
|
---|
1256 |
|
---|
1257 | Logger.Log(Logger.SYSTEM, Logger.SAVE, "Saving " + toSave.getName()
|
---|
1258 | + " to disk.");
|
---|
1259 |
|
---|
1260 | // check that the INF file is not out of date
|
---|
1261 | int last = ReadINF(toSave.getPath(), toSave.getFramesetName(),
|
---|
1262 | false);
|
---|
1263 | if (last <= toSave.getNumber()) {
|
---|
1264 | WriteINF(toSave.getPath(), toSave.getFramesetName(), toSave
|
---|
1265 | .getName());
|
---|
1266 | }
|
---|
1267 |
|
---|
1268 | // check if this was the profile frame (and thus needs
|
---|
1269 | // re-parsing)
|
---|
1270 | if (isProfileFrame(toSave)) {
|
---|
1271 | Frame profile = FrameIO.LoadFrame(toSave.getFramesetName() + "1");
|
---|
1272 | assert (profile != null);
|
---|
1273 | FrameUtils.ParseProfile(profile);
|
---|
1274 | }
|
---|
1275 | } catch (IOException ioe) {
|
---|
1276 | ioe.printStackTrace();
|
---|
1277 | ioe.getStackTrace();
|
---|
1278 | Logger.Log(ioe);
|
---|
1279 | return null;
|
---|
1280 | }
|
---|
1281 | toSave.notifyObservers(false);
|
---|
1282 |
|
---|
1283 | return writer.getFileContents();
|
---|
1284 | }
|
---|
1285 |
|
---|
1286 | /**
|
---|
1287 | * Saves the given Frame to disk in the corresponding frameset directory as a RESTORE, if
|
---|
1288 | * inc is true then the saved frames counter is incremented, otherwise it is
|
---|
1289 | * untouched.
|
---|
1290 | *
|
---|
1291 | * @param toSave
|
---|
1292 | * The Frame to save to disk as the DEFAULT COPY
|
---|
1293 | * @param inc
|
---|
1294 | * True if the saved frames counter should be incremented, false
|
---|
1295 | * otherwise.
|
---|
1296 | * @param checkBackup
|
---|
1297 | * True if the frame should be checked for the back up tag
|
---|
1298 | */
|
---|
1299 | public static String SaveFrameAsRestore(Frame toSave, boolean inc,
|
---|
1300 | boolean checkBackup) {
|
---|
1301 |
|
---|
1302 | String sf = SaveFrame(toSave, inc, checkBackup);
|
---|
1303 | String fullPath = getFrameFullPathName(toSave.getPath(), toSave
|
---|
1304 | .getName());
|
---|
1305 | //System.out.println(fullPath);
|
---|
1306 | String restoreVersion = fullPath + ".restore";
|
---|
1307 | File source = new File(fullPath);
|
---|
1308 | File dest = new File(restoreVersion);
|
---|
1309 |
|
---|
1310 | FileChannel inputChannel = null;
|
---|
1311 | FileChannel outputChannel = null;
|
---|
1312 |
|
---|
1313 | try{
|
---|
1314 | FileInputStream source_fis = new FileInputStream(source);
|
---|
1315 | inputChannel = source_fis.getChannel();
|
---|
1316 |
|
---|
1317 | FileOutputStream dest_fos = new FileOutputStream(dest);
|
---|
1318 | outputChannel = dest_fos.getChannel();
|
---|
1319 |
|
---|
1320 | outputChannel.transferFrom(inputChannel, 0, inputChannel.size());
|
---|
1321 | inputChannel.close();
|
---|
1322 | outputChannel.close();
|
---|
1323 | source_fis.close();
|
---|
1324 | dest_fos.close();
|
---|
1325 | }
|
---|
1326 | catch(Exception e){
|
---|
1327 | e.printStackTrace();
|
---|
1328 | }
|
---|
1329 |
|
---|
1330 | return sf;
|
---|
1331 | }
|
---|
1332 |
|
---|
1333 | /**
|
---|
1334 | * @param toAdd
|
---|
1335 | */
|
---|
1336 | public static void addToCache(Frame toAdd) {
|
---|
1337 | _Cache.put(toAdd.getName().toLowerCase(), toAdd);
|
---|
1338 | }
|
---|
1339 |
|
---|
1340 | public static void ClearCache() {
|
---|
1341 | _Cache.clear();
|
---|
1342 | }
|
---|
1343 |
|
---|
1344 | /**
|
---|
1345 | * Checks if a frame is in the current user profile frameset.
|
---|
1346 | *
|
---|
1347 | * @param toCheck
|
---|
1348 | * the frame to check
|
---|
1349 | * @return true if the frame is in the current user profile frameset
|
---|
1350 | */
|
---|
1351 | public static boolean isProfileFrame(Frame toCheck)
|
---|
1352 | {
|
---|
1353 | if (toCheck.getNumber() == 0) {
|
---|
1354 | return false;
|
---|
1355 | }
|
---|
1356 |
|
---|
1357 | return toCheck.getPath().equals(PROFILE_PATH);
|
---|
1358 | // return toCheck.getFramesetName()
|
---|
1359 | // .equalsIgnoreCase(UserSettings.ProfileName);
|
---|
1360 | }
|
---|
1361 |
|
---|
1362 | public static Frame LoadProfile(String userName)
|
---|
1363 | {
|
---|
1364 | final String profilesLoc = System.getProperty("profiles.loc");
|
---|
1365 | if (profilesLoc != null) {
|
---|
1366 | return LoadFrame(userName + "1", profilesLoc);
|
---|
1367 | } else {
|
---|
1368 | return LoadFrame(userName + "1");
|
---|
1369 | }
|
---|
1370 | }
|
---|
1371 |
|
---|
1372 | public static Frame CreateNewProfile(String username, Map<String, Setting> initialSettings, Map<String, Consumer<Frame>> toNotifyOnSet) throws InvalidFramesetNameException, ExistingFramesetException {
|
---|
1373 | Frame profile = CreateFrameset(username, PROFILE_PATH, true);
|
---|
1374 | FrameUtils.CreateDefaultProfile(username, profile, initialSettings, toNotifyOnSet);
|
---|
1375 | return profile;
|
---|
1376 | }
|
---|
1377 |
|
---|
1378 | /**
|
---|
1379 | * Reads the INF file that corresponds to the given Frame name
|
---|
1380 | *
|
---|
1381 | * @param framename
|
---|
1382 | * The Frame to lookup the INF file for
|
---|
1383 | * @throws IOException
|
---|
1384 | * Any exceptions encountered by the BufferedReader used to read
|
---|
1385 | * the INF.
|
---|
1386 | */
|
---|
1387 | public static int ReadINF(String path, String frameset, boolean update)
|
---|
1388 | throws IOException {
|
---|
1389 | assert (!frameset.endsWith("."));
|
---|
1390 | try {
|
---|
1391 | // read INF
|
---|
1392 | BufferedReader reader;
|
---|
1393 | try {
|
---|
1394 | // Check on the local drive
|
---|
1395 | reader = new BufferedReader(new FileReader(path
|
---|
1396 | + frameset.toLowerCase() + File.separator
|
---|
1397 | + INF_FILENAME));
|
---|
1398 | } catch (Exception e) {
|
---|
1399 | reader = new BufferedReader(new FileReader(path
|
---|
1400 | + frameset.toLowerCase() + File.separator
|
---|
1401 | + frameset.toLowerCase() + ".inf"));
|
---|
1402 | }
|
---|
1403 | String inf = reader.readLine();
|
---|
1404 | reader.close();
|
---|
1405 |
|
---|
1406 | int next = Conversion.getFrameNumber(inf);
|
---|
1407 | // update INF file
|
---|
1408 | if (update) {
|
---|
1409 | try {
|
---|
1410 | WriteINF(path, frameset, frameset + (next + 1));
|
---|
1411 | } catch (IOException ioe) {
|
---|
1412 | ioe.printStackTrace();
|
---|
1413 | Logger.Log(ioe);
|
---|
1414 | }
|
---|
1415 | }
|
---|
1416 | return next;
|
---|
1417 | } catch (Exception e) {
|
---|
1418 | }
|
---|
1419 |
|
---|
1420 | // Check peers
|
---|
1421 | return FrameShare.getInstance().getInfNumber(path, frameset, update);
|
---|
1422 | }
|
---|
1423 |
|
---|
1424 | /**
|
---|
1425 | * Writes the given String out to the INF file corresponding to the current
|
---|
1426 | * frameset.
|
---|
1427 | *
|
---|
1428 | * @param toWrite
|
---|
1429 | * The String to write to the file.
|
---|
1430 | * @throws IOException
|
---|
1431 | * Any exception encountered by the BufferedWriter.
|
---|
1432 | */
|
---|
1433 | public static void WriteINF(String path, String frameset, String frameName)
|
---|
1434 | throws IOException {
|
---|
1435 | try {
|
---|
1436 | assert (!frameset.endsWith("."));
|
---|
1437 |
|
---|
1438 | path += frameset.toLowerCase() + File.separator + INF_FILENAME;
|
---|
1439 |
|
---|
1440 | BufferedWriter writer = new BufferedWriter(new FileWriter(path));
|
---|
1441 | writer.write(frameName);
|
---|
1442 | writer.close();
|
---|
1443 | } catch (Exception e) {
|
---|
1444 |
|
---|
1445 | }
|
---|
1446 | }
|
---|
1447 |
|
---|
1448 | public static boolean FrameIsCached(String name) {
|
---|
1449 | return _Cache.containsKey(name);
|
---|
1450 | }
|
---|
1451 |
|
---|
1452 | /**
|
---|
1453 | * Gets a frame from the cache.
|
---|
1454 | *
|
---|
1455 | * @param name
|
---|
1456 | * The frame to get from the cache
|
---|
1457 | *
|
---|
1458 | * @return The frame from cache. Null if not cached.
|
---|
1459 | */
|
---|
1460 | public static Frame FrameFromCache(String name) {
|
---|
1461 | return _Cache.get(name);
|
---|
1462 | }
|
---|
1463 |
|
---|
1464 | public static String ConvertToValidFramesetName(String toValidate) {
|
---|
1465 | assert (toValidate != null && toValidate.length() > 0);
|
---|
1466 |
|
---|
1467 | StringBuffer result = new StringBuffer();
|
---|
1468 |
|
---|
1469 | if (Character.isDigit(toValidate.charAt(0))) {
|
---|
1470 | result.append(FRAME_NAME_LAST_CHAR);
|
---|
1471 | }
|
---|
1472 |
|
---|
1473 | boolean capital = false;
|
---|
1474 | for (int i = 0; i < toValidate.length()
|
---|
1475 | && result.length() < MAX_NAME_LENGTH; i++) {
|
---|
1476 | char cur = toValidate.charAt(i);
|
---|
1477 |
|
---|
1478 | // capitalize all characters after spaces
|
---|
1479 | if (Character.isLetterOrDigit(cur)) {
|
---|
1480 | if (capital) {
|
---|
1481 | capital = false;
|
---|
1482 | result.append(Character.toUpperCase(cur));
|
---|
1483 | } else {
|
---|
1484 | result.append(cur);
|
---|
1485 | }
|
---|
1486 | } else {
|
---|
1487 | capital = true;
|
---|
1488 | }
|
---|
1489 | }
|
---|
1490 | assert (result.length() > 0);
|
---|
1491 | int lastCharIndex = result.length() - 1;
|
---|
1492 | if (!Character.isLetter(result.charAt(lastCharIndex))) {
|
---|
1493 | if (lastCharIndex == MAX_NAME_LENGTH - 1) {
|
---|
1494 | result.setCharAt(lastCharIndex, FRAME_NAME_LAST_CHAR);
|
---|
1495 | } else {
|
---|
1496 | result.append(FRAME_NAME_LAST_CHAR);
|
---|
1497 | }
|
---|
1498 | }
|
---|
1499 |
|
---|
1500 | assert (isValidFramesetName(result.toString()));
|
---|
1501 | return result.toString();
|
---|
1502 | }
|
---|
1503 |
|
---|
1504 | public static Frame CreateNewFrame(Item linker) throws RuntimeException {
|
---|
1505 | String title = linker.getName();
|
---|
1506 |
|
---|
1507 | String templateLink = linker.getAbsoluteLinkTemplate();
|
---|
1508 | String framesetLink = linker.getAbsoluteLinkFrameset();
|
---|
1509 | String frameset = (framesetLink != null ? framesetLink : DisplayController
|
---|
1510 | .getCurrentFrame().getFramesetName());
|
---|
1511 |
|
---|
1512 | Frame newFrame = FrameIO.CreateFrame(frameset, title, templateLink);
|
---|
1513 | return newFrame;
|
---|
1514 | }
|
---|
1515 |
|
---|
1516 | public static Frame CreateNewFrame(Item linker, OnNewFrameAction action) throws RuntimeException {
|
---|
1517 | Frame newFrame = FrameIO.CreateNewFrame(linker);
|
---|
1518 | if(action != null) {
|
---|
1519 | action.exec(linker, newFrame);
|
---|
1520 | }
|
---|
1521 | return newFrame;
|
---|
1522 | }
|
---|
1523 |
|
---|
1524 | /**
|
---|
1525 | * Creates a new Frameset on disk, including a .0, .1, and .inf files. The
|
---|
1526 | * Default.0 frame is copied to make the initial .0 and .1 Frames
|
---|
1527 | *
|
---|
1528 | * @param name
|
---|
1529 | * The Frameset name to use
|
---|
1530 | * @return The name of the first Frame in the newly created Frameset (the .1
|
---|
1531 | * frame)
|
---|
1532 | */
|
---|
1533 | public static Frame CreateNewFrameset(String name) throws Exception {
|
---|
1534 | String path = DisplayController.getCurrentFrame().getPath();
|
---|
1535 |
|
---|
1536 | // if current frameset is profile directory change it to framesets
|
---|
1537 | if (path.equals(FrameIO.PROFILE_PATH)) {
|
---|
1538 | path = FrameIO.FRAME_PATH;
|
---|
1539 | }
|
---|
1540 |
|
---|
1541 | Frame newFrame = FrameIO.CreateFrameset(name, path);
|
---|
1542 |
|
---|
1543 | if (newFrame == null) {
|
---|
1544 | // Cant create directories if the path is readonly or there is no
|
---|
1545 | // space available
|
---|
1546 | newFrame = FrameIO.CreateFrameset(name, FrameIO.FRAME_PATH);
|
---|
1547 | }
|
---|
1548 |
|
---|
1549 | if (newFrame == null) {
|
---|
1550 | // TODO handle running out of disk space here
|
---|
1551 | }
|
---|
1552 |
|
---|
1553 | return newFrame;
|
---|
1554 | }
|
---|
1555 |
|
---|
1556 | /**
|
---|
1557 | *
|
---|
1558 | * @param frameset
|
---|
1559 | * @return
|
---|
1560 | */
|
---|
1561 | public static int getLastNumber(String frameset) { // Rob thinks it might
|
---|
1562 | // have been
|
---|
1563 | // GetHighestNumExFrame
|
---|
1564 | // TODO minimise the number of frames being read in!!
|
---|
1565 | int num = -1;
|
---|
1566 |
|
---|
1567 | Frame zero = LoadFrame(frameset + "0");
|
---|
1568 |
|
---|
1569 | // the frameset does not exist (or has no 0 frame)
|
---|
1570 | if (zero == null) {
|
---|
1571 | return -1;
|
---|
1572 | }
|
---|
1573 |
|
---|
1574 | try {
|
---|
1575 | num = ReadINF(zero.getPath(), frameset, false);
|
---|
1576 | } catch (IOException e) {
|
---|
1577 | // TODO Auto-generated catch block
|
---|
1578 | // e.printStackTrace();
|
---|
1579 | }
|
---|
1580 |
|
---|
1581 | /*
|
---|
1582 | * Michael doesnt think the code below is really needed... it will just
|
---|
1583 | * slow things down when we are reading frames over a network***** for (;
|
---|
1584 | * num >= 0; num--) { System.out.println("This code is loading frames to
|
---|
1585 | * find the highest existing frame..."); if (LoadFrame(frameset + num) !=
|
---|
1586 | * null) break; }
|
---|
1587 | */
|
---|
1588 |
|
---|
1589 | return num;
|
---|
1590 | }
|
---|
1591 |
|
---|
1592 | /**
|
---|
1593 | * Checks if a given frameset is accessable.
|
---|
1594 | *
|
---|
1595 | * @param framesetName
|
---|
1596 | * @return
|
---|
1597 | */
|
---|
1598 | public static boolean canAccessFrameset(String framesetName) {
|
---|
1599 | framesetName = framesetName.toLowerCase();
|
---|
1600 | for (String path : FolderSettings.FrameDirs.getAbsoluteDirs()) {
|
---|
1601 | if (canAccessFrameset(framesetName, Paths.get(path))) {
|
---|
1602 | return true;
|
---|
1603 | }
|
---|
1604 | }
|
---|
1605 | return false;
|
---|
1606 | }
|
---|
1607 |
|
---|
1608 | public static boolean canAccessFrameset(String framesetName, Path path) {
|
---|
1609 | File framesetDir = path.resolve(framesetName).toFile();
|
---|
1610 | if (framesetDir.exists() && framesetDir.isDirectory()) {
|
---|
1611 | return true;
|
---|
1612 | } else {
|
---|
1613 | return false;
|
---|
1614 | }
|
---|
1615 | }
|
---|
1616 |
|
---|
1617 | public static Frame CreateFrameset(String frameset, String path, boolean recreate) throws InvalidFramesetNameException, ExistingFramesetException {
|
---|
1618 | String conversion = frameset + " --> ";
|
---|
1619 |
|
---|
1620 | if (!isValidFramesetName(frameset)) {
|
---|
1621 | throw new InvalidFramesetNameException(frameset);
|
---|
1622 | }
|
---|
1623 |
|
---|
1624 | if (!recreate && FrameIO.canAccessFrameset(frameset)) {
|
---|
1625 | throw new ExistingFramesetException(frameset);
|
---|
1626 | }
|
---|
1627 |
|
---|
1628 | conversion += frameset;
|
---|
1629 | Logger.Log(Logger.SYSTEM, Logger.NEW_FRAMESET, "Frameset Name: "
|
---|
1630 | + conversion);
|
---|
1631 | conversion = frameset;
|
---|
1632 |
|
---|
1633 | /**
|
---|
1634 | * TODO: Update this to exclude any\all invalid filename characters
|
---|
1635 | */
|
---|
1636 | // ignore annotation character
|
---|
1637 | if (frameset.startsWith("@")) {
|
---|
1638 | frameset = frameset.substring(1);
|
---|
1639 | }
|
---|
1640 |
|
---|
1641 | conversion += " --> " + frameset;
|
---|
1642 | Logger.Log(Logger.SYSTEM, Logger.NEW_FRAMESET, "Name: " + conversion);
|
---|
1643 |
|
---|
1644 | // create the new Frameset directory
|
---|
1645 | File dir = new File(path + frameset.toLowerCase() + File.separator);
|
---|
1646 |
|
---|
1647 | // If the directory doesnt already exist then create it...
|
---|
1648 | if (!dir.exists()) {
|
---|
1649 | // If the directory couldnt be created, then there is something
|
---|
1650 | // wrong... ie. The disk is full.
|
---|
1651 | if (!dir.mkdirs()) {
|
---|
1652 | return null;
|
---|
1653 | }
|
---|
1654 | }
|
---|
1655 |
|
---|
1656 | // create the new INF file
|
---|
1657 | try {
|
---|
1658 | WriteINF(path, frameset, frameset + '1');
|
---|
1659 | } catch (IOException ioe) {
|
---|
1660 | ioe.printStackTrace();
|
---|
1661 | Logger.Log(ioe);
|
---|
1662 | }
|
---|
1663 |
|
---|
1664 | SuspendCache();
|
---|
1665 | // copy the default .0 and .1 files
|
---|
1666 | Frame base = null;
|
---|
1667 | try {
|
---|
1668 | base = LoadFrame(TemplateSettings.DefaultFrame.get());
|
---|
1669 | } catch (Exception e) {
|
---|
1670 | }
|
---|
1671 | // The frame may not be accessed for various reasons... in all these
|
---|
1672 | // cases just create a new one
|
---|
1673 | if (base == null) {
|
---|
1674 | base = new Frame();
|
---|
1675 | }
|
---|
1676 |
|
---|
1677 | ResumeCache();
|
---|
1678 |
|
---|
1679 | base.reset();
|
---|
1680 | base.resetDateCreated();
|
---|
1681 | base.setFrameset(frameset);
|
---|
1682 | base.setFrameNumber(0);
|
---|
1683 | base.setTitle(base.getFramesetName() + "0");
|
---|
1684 | base.setPath(path);
|
---|
1685 | base.change();
|
---|
1686 | base.setOwner(UserSettings.UserName.get());
|
---|
1687 | SaveFrame(base, false);
|
---|
1688 |
|
---|
1689 | base.reset();
|
---|
1690 | base.resetDateCreated();
|
---|
1691 | base.setFrameNumber(1);
|
---|
1692 | base.setTitle(frameset);
|
---|
1693 | base.change();
|
---|
1694 | base.setOwner(UserSettings.UserName.get());
|
---|
1695 | SaveFrame(base, true);
|
---|
1696 |
|
---|
1697 | FrameIO.setSavedProperties(base);
|
---|
1698 |
|
---|
1699 | Logger.Log(Logger.SYSTEM, Logger.NEW_FRAMESET, "Created new frameset: " + frameset);
|
---|
1700 |
|
---|
1701 | return base;
|
---|
1702 | }
|
---|
1703 |
|
---|
1704 | /**
|
---|
1705 | * Tests if a frameset name is valid. That is it must begin and end with a
|
---|
1706 | * letter and contain only letters and digits in between.
|
---|
1707 | *
|
---|
1708 | * @param frameset
|
---|
1709 | * the name to be tested
|
---|
1710 | * @return true if the frameset name is valid
|
---|
1711 | */
|
---|
1712 | public static boolean isValidFramesetName(String frameset) {
|
---|
1713 | if (frameset == null) {
|
---|
1714 | return false;
|
---|
1715 | }
|
---|
1716 |
|
---|
1717 | int nameLength = frameset.length();
|
---|
1718 | if (frameset.length() <= 0 || nameLength > MAX_NAME_LENGTH) {
|
---|
1719 | return false;
|
---|
1720 | }
|
---|
1721 |
|
---|
1722 | int lastCharIndex = nameLength - 1;
|
---|
1723 |
|
---|
1724 | if (!Character.isLetter(frameset.charAt(0))
|
---|
1725 | || !Character.isLetter(frameset.charAt(lastCharIndex))) {
|
---|
1726 | return false;
|
---|
1727 | }
|
---|
1728 |
|
---|
1729 | for (int i = 1; i < lastCharIndex; i++) {
|
---|
1730 | if (!isValidFrameNameChar(frameset.charAt(i))) {
|
---|
1731 | return false;
|
---|
1732 | }
|
---|
1733 | }
|
---|
1734 | return true;
|
---|
1735 | }
|
---|
1736 |
|
---|
1737 | public static boolean deleteFrameset(String framesetName) {
|
---|
1738 | return moveFrameset(framesetName, FrameIO.TRASH_PATH, true);
|
---|
1739 | }
|
---|
1740 |
|
---|
1741 | public static boolean moveFrameset(String framesetName, String destinationFolder, boolean override) {
|
---|
1742 | if (!FrameIO.canAccessFrameset(framesetName)) {
|
---|
1743 | return false;
|
---|
1744 | }
|
---|
1745 | // Clear the cache
|
---|
1746 | _Cache.clear();
|
---|
1747 |
|
---|
1748 | // Search all the available directories for the directory
|
---|
1749 | for (String path : FolderSettings.FrameDirs.getAbsoluteDirs()) {
|
---|
1750 | return moveFrameset(framesetName, path, destinationFolder, override);
|
---|
1751 | }
|
---|
1752 | return false;
|
---|
1753 | }
|
---|
1754 |
|
---|
1755 | public static boolean moveFrameset(String framesetName, String path, String destinationFolder, boolean override) {
|
---|
1756 | String source = path + framesetName.toLowerCase() + File.separator;
|
---|
1757 | File framesetDirectory = new File(source);
|
---|
1758 | // Once we have found the directory move it
|
---|
1759 | if (framesetDirectory.exists()) {
|
---|
1760 | String destPath = destinationFolder
|
---|
1761 | + framesetName.toLowerCase();
|
---|
1762 | int copyNumber = 1;
|
---|
1763 | File dest = new File(destPath + File.separator);
|
---|
1764 | // Create the destination folder if it doesnt already exist
|
---|
1765 | if (!dest.getParentFile().exists()) {
|
---|
1766 | dest.mkdirs();
|
---|
1767 | }
|
---|
1768 | // If a frameset with the same name is already in the
|
---|
1769 | // destination add
|
---|
1770 | // a number to the end
|
---|
1771 | while (dest.exists() && !override) {
|
---|
1772 | dest = new File(destPath + ++copyNumber + File.separator);
|
---|
1773 | }
|
---|
1774 | try {
|
---|
1775 | moveFileTree(framesetDirectory.toPath(), dest.toPath());
|
---|
1776 | } catch (IOException e) {
|
---|
1777 | e.printStackTrace();
|
---|
1778 | return false;
|
---|
1779 | }
|
---|
1780 |
|
---|
1781 | for (File f : framesetDirectory.listFiles()) {
|
---|
1782 | if (!f.delete()) {
|
---|
1783 | return false;
|
---|
1784 | }
|
---|
1785 | }
|
---|
1786 | if (!framesetDirectory.delete()) {
|
---|
1787 | return false;
|
---|
1788 | }
|
---|
1789 | return true;
|
---|
1790 | } else {
|
---|
1791 | return false;
|
---|
1792 | }
|
---|
1793 | }
|
---|
1794 |
|
---|
1795 | public static boolean CopyFrameset(String framesetToCopy,
|
---|
1796 | String copiedFrameset) throws Exception {
|
---|
1797 | if (!FrameIO.canAccessFrameset(framesetToCopy)) {
|
---|
1798 | return false;
|
---|
1799 | }
|
---|
1800 | if (FrameIO.canAccessFrameset(copiedFrameset)) {
|
---|
1801 | return false;
|
---|
1802 | }
|
---|
1803 | // search through all the directories to find the frameset we are
|
---|
1804 | // copying
|
---|
1805 | for (String path : FolderSettings.FrameDirs.getAbsoluteDirs()) {
|
---|
1806 | String source = path + framesetToCopy.toLowerCase()
|
---|
1807 | + File.separator;
|
---|
1808 | File framesetDirectory = new File(source);
|
---|
1809 | if (framesetDirectory.exists()) {
|
---|
1810 | // copy the frameset
|
---|
1811 | File copyFramesetDirectory = new File(path
|
---|
1812 | + copiedFrameset.toLowerCase() + File.separator);
|
---|
1813 | if (!copyFramesetDirectory.mkdirs()) {
|
---|
1814 | return false;
|
---|
1815 | }
|
---|
1816 | // copy each of the frames
|
---|
1817 | for (File f : framesetDirectory.listFiles()) {
|
---|
1818 | // Ignore hidden files
|
---|
1819 | if (f.getName().charAt(0) == '.') {
|
---|
1820 | continue;
|
---|
1821 | }
|
---|
1822 | String copyPath = copyFramesetDirectory.getAbsolutePath()
|
---|
1823 | + File.separator + f.getName();
|
---|
1824 | FrameIO.copyFile(f.getAbsolutePath(), copyPath);
|
---|
1825 | }
|
---|
1826 | return true;
|
---|
1827 | }
|
---|
1828 | }
|
---|
1829 | return false;
|
---|
1830 | }
|
---|
1831 |
|
---|
1832 | /**
|
---|
1833 | * Copies a file from one location to another.
|
---|
1834 | *
|
---|
1835 | * @param existingFile
|
---|
1836 | * @param newFileName
|
---|
1837 | * @throws Exception
|
---|
1838 | */
|
---|
1839 | public static void copyFile(String existingFile, String newFileName)
|
---|
1840 | throws IOException {
|
---|
1841 | FileInputStream is = new FileInputStream(existingFile);
|
---|
1842 | FileOutputStream os = new FileOutputStream(newFileName, false);
|
---|
1843 | int data;
|
---|
1844 | while ((data = is.read()) != -1) {
|
---|
1845 | os.write(data);
|
---|
1846 | }
|
---|
1847 | os.flush();
|
---|
1848 | os.close();
|
---|
1849 | is.close();
|
---|
1850 | }
|
---|
1851 |
|
---|
1852 | /**
|
---|
1853 | * Saves a frame regardless of whether or not the frame is marked as having
|
---|
1854 | * been changed.
|
---|
1855 | *
|
---|
1856 | * @param frame
|
---|
1857 | * the frame to save
|
---|
1858 | * @return the contents of the frame or null if it could not be saved
|
---|
1859 | */
|
---|
1860 | public static String ForceSaveFrame(Frame frame) {
|
---|
1861 | frame.change();
|
---|
1862 | return SaveFrame(frame, false);
|
---|
1863 | }
|
---|
1864 |
|
---|
1865 | public static boolean isValidLink(String frameName) {
|
---|
1866 | return frameName == null || isPositiveInteger(frameName)
|
---|
1867 | || isValidFrameName(frameName);
|
---|
1868 | }
|
---|
1869 |
|
---|
1870 | public static void SavePublicFrame(String peerName, String frameName,
|
---|
1871 | int version, BufferedReader packetContents) {
|
---|
1872 | // TODO handle versioning - add version to the header
|
---|
1873 | // Remote user uploads version based on an old version
|
---|
1874 |
|
---|
1875 | // Remove it from the cache so that next time it is loaded we get the up
|
---|
1876 | // todate version
|
---|
1877 | _Cache.remove(frameName.toLowerCase());
|
---|
1878 |
|
---|
1879 | // Save to file
|
---|
1880 | String filename = PUBLIC_PATH + Conversion.getFramesetName(frameName)
|
---|
1881 | + File.separator + Conversion.getFrameNumber(frameName)
|
---|
1882 | + ExpReader.EXTENTION;
|
---|
1883 |
|
---|
1884 | File file = new File(filename);
|
---|
1885 | // Ensure the file exists
|
---|
1886 | if (file.exists()) {
|
---|
1887 | // Check the versions
|
---|
1888 | int savedVersion = ExpReader.getVersion(filename);
|
---|
1889 |
|
---|
1890 | if (savedVersion > version) {
|
---|
1891 | // remove this frame from the cache if it is there
|
---|
1892 | // This will make sure links to the original are set correctly
|
---|
1893 | // _Cache.remove(frameName.toLowerCase());
|
---|
1894 |
|
---|
1895 | int nextNum = 0;
|
---|
1896 | try {
|
---|
1897 | nextNum = ReadINF(PUBLIC_PATH, Conversion
|
---|
1898 | .getFramesetName(frameName), false) + 1;
|
---|
1899 | } catch (IOException e) {
|
---|
1900 | e.printStackTrace();
|
---|
1901 | }
|
---|
1902 |
|
---|
1903 | String newName = Conversion.getFramesetName(frameName)
|
---|
1904 | + nextNum;
|
---|
1905 | filename = PUBLIC_PATH + Conversion.getFramesetName(frameName)
|
---|
1906 | + File.separator + nextNum + ExpReader.EXTENTION;
|
---|
1907 |
|
---|
1908 | // Show the messages alerting the user
|
---|
1909 | Text originalMessage = new Text(-1);
|
---|
1910 | originalMessage.setColor(MessageBay.ERROR_COLOR);
|
---|
1911 | originalMessage.setText(frameName + " was edited by "
|
---|
1912 | + peerName);
|
---|
1913 | originalMessage.setLink(frameName);
|
---|
1914 | Text yourMessage = new Text(-1);
|
---|
1915 | yourMessage.setColor(MessageBay.ERROR_COLOR);
|
---|
1916 | yourMessage.setText("Their version was renamed " + newName);
|
---|
1917 | yourMessage.setLink(newName);
|
---|
1918 | MessageBay.displayMessage(originalMessage);
|
---|
1919 | MessageBay.displayMessage(yourMessage);
|
---|
1920 |
|
---|
1921 | Frame editedFrame = FrameIO.LoadFrame(frameName);
|
---|
1922 |
|
---|
1923 | FrameShare.getInstance().sendMessage(
|
---|
1924 | frameName + " was recently edited by "
|
---|
1925 | + editedFrame.getLastModifyUser(), peerName);
|
---|
1926 | FrameShare.getInstance().sendMessage(
|
---|
1927 | "Your version was renamed " + newName, peerName);
|
---|
1928 | }
|
---|
1929 | }
|
---|
1930 |
|
---|
1931 | // Save the new version
|
---|
1932 | try {
|
---|
1933 | // FileWriter fw = new FileWriter(file);
|
---|
1934 |
|
---|
1935 | // Open an Output Stream Writer to set encoding
|
---|
1936 | OutputStream fout = new FileOutputStream(file);
|
---|
1937 | OutputStream bout = new BufferedOutputStream(fout);
|
---|
1938 | Writer fw = new OutputStreamWriter(bout, "UTF-8");
|
---|
1939 |
|
---|
1940 | String nextLine = null;
|
---|
1941 | while ((nextLine = packetContents.readLine()) != null) {
|
---|
1942 | fw.write(nextLine + '\n');
|
---|
1943 | }
|
---|
1944 | fw.flush();
|
---|
1945 | fw.close();
|
---|
1946 | MessageBay.displayMessage("Saved remote frame: " + frameName);
|
---|
1947 | } catch (IOException e) {
|
---|
1948 | MessageBay.errorMessage("Error remote saving " + frameName + ": "
|
---|
1949 | + e.getMessage());
|
---|
1950 | e.printStackTrace();
|
---|
1951 | }
|
---|
1952 | }
|
---|
1953 |
|
---|
1954 | public static void setSavedProperties(Frame toSave) {
|
---|
1955 | toSave.setLastModifyDate(Formatter.getDateTime(), System.currentTimeMillis());
|
---|
1956 | toSave.setLastModifyUser(UserSettings.UserName.get());
|
---|
1957 | toSave.setVersion(toSave.getVersion() + 1);
|
---|
1958 | Time darkTime = new Time(SessionStats.getFrameDarkTime().getTime()
|
---|
1959 | + toSave.getDarkTime().getTime());
|
---|
1960 | Time activeTime = new Time(SessionStats.getFrameActiveTime().getTime()
|
---|
1961 | + toSave.getActiveTime().getTime());
|
---|
1962 | toSave.setDarkTime(darkTime);
|
---|
1963 | toSave.setActiveTime(activeTime);
|
---|
1964 | }
|
---|
1965 |
|
---|
1966 | public static Path setupPersonalResources(String username) {
|
---|
1967 | Path personalResources = Paths.get(FrameIO.PARENT_FOLDER).resolve("resources-" + username);
|
---|
1968 | personalResources.toFile().mkdir();
|
---|
1969 | File[] globalResourcesToCopy = Paths.get(FrameIO.RESOURCES_PRIVATE_PATH).toFile().listFiles();
|
---|
1970 |
|
---|
1971 | try {
|
---|
1972 | for (File toCopy: globalResourcesToCopy) {
|
---|
1973 | Path p = Paths.get(toCopy.getAbsolutePath());
|
---|
1974 | if (!p.getFileName().toString().equals(".res") && !p.getFileName().toString().equals("about")) {
|
---|
1975 | moveFileTree(p.toAbsolutePath(), personalResources.resolve(p.getFileName()));
|
---|
1976 | }
|
---|
1977 | }
|
---|
1978 | }
|
---|
1979 | catch (IOException e) {
|
---|
1980 | e.printStackTrace();
|
---|
1981 | personalResources = null;
|
---|
1982 | }
|
---|
1983 |
|
---|
1984 | return personalResources;
|
---|
1985 | }
|
---|
1986 |
|
---|
1987 | public static void migrateFrame(Frame toMigrate, Path destinationDirectory) {
|
---|
1988 | Path source = Paths.get(toMigrate.getFramePathReal());
|
---|
1989 | String destination = source.relativize(destinationDirectory).toString().substring(3).replace(File.separator, "/");
|
---|
1990 | try {
|
---|
1991 | Files.move(source, destinationDirectory);
|
---|
1992 | } catch (IOException e) {
|
---|
1993 | System.err.println("FrameIO::migrateFrame: failed to migrate from to new location. Message: " + e.getMessage());
|
---|
1994 | return;
|
---|
1995 | }
|
---|
1996 | try {
|
---|
1997 | FileWriter out = new FileWriter(source.toFile());
|
---|
1998 | out.write("REDIRECT:" + destination);
|
---|
1999 | out.flush();
|
---|
2000 | out.close();
|
---|
2001 | } catch (IOException e) {
|
---|
2002 | System.err.println("FrameIO::migrateFrame: failed to update file [" + source + "] to redirect to [" + destination + "] following migration. Message: " + e.getMessage());
|
---|
2003 | }
|
---|
2004 | }
|
---|
2005 |
|
---|
2006 | private static void moveFileTree(Path source, Path target) throws IOException {
|
---|
2007 | if (source.toFile().isDirectory()) {
|
---|
2008 | if (!target.toFile().exists()) {
|
---|
2009 | Files.copy(source, target);
|
---|
2010 | }
|
---|
2011 | File[] files = source.toFile().listFiles();
|
---|
2012 | for (File file: files) {
|
---|
2013 | Path asPath = Paths.get(file.getAbsolutePath());
|
---|
2014 | moveFileTree(asPath, target.resolve(asPath.getFileName()));
|
---|
2015 | }
|
---|
2016 | } else {
|
---|
2017 | Files.copy(source, target, StandardCopyOption.REPLACE_EXISTING);
|
---|
2018 | }
|
---|
2019 | }
|
---|
2020 | } |
---|