1 | /**
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2 | *#########################################################################
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3 | *
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4 | * A component of the Gatherer application, part of the Greenstone digital
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5 | * library suite from the New Zealand Digital Library Project at the
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6 | * University of Waikato, New Zealand.
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7 | *
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8 | * Copyright (C) 2006 New Zealand Digital Library Project
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9 | *
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10 | * <BR><BR>
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11 | *
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12 | * This program is free software; you can redistribute it and/or modify
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13 | * it under the terms of the GNU General Public License as published by
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14 | * the Free Software Foundation; either version 2 of the License, or
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15 | * (at your option) any later version.
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16 | *
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17 | * <BR><BR>
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18 | *
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19 | * This program is distributed in the hope that it will be useful,
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20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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22 | * GNU General Public License for more details.
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23 | *
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24 | * <BR><BR>
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25 | *
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26 | * You should have received a copy of the GNU General Public License
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27 | * along with this program; if not, write to the Free Software
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28 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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29 | *########################################################################
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30 | */
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31 | package org.greenstone.gatherer.gui;
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32 |
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33 | import java.awt.*;
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34 | import java.awt.event.*;
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35 | import javax.swing.*;
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36 | import org.greenstone.gatherer.Configuration;
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37 | import org.greenstone.gatherer.Dictionary;
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38 | import org.greenstone.gatherer.Gatherer;
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39 | import org.greenstone.gatherer.collection.CollectionManager;
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40 | import org.greenstone.gatherer.greenstone.LocalLibraryServer;
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41 | import org.greenstone.gatherer.greenstone3.ServletConfiguration;
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42 | import org.greenstone.gatherer.util.StaticStrings;
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43 |
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44 |
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45 | public class PreviewButton
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46 | extends GLIButton {
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47 |
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48 |
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49 | static final public int HOME_PAGE = 1;
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50 | static final public int SEARCH_PAGE = 2;
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51 | static final public int CLASSIFIER_PAGE = 3;
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52 | static final public int DOCUMENT_PAGE = 4;
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53 |
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54 | private String preview_address;
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55 | private int page_type = HOME_PAGE;
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56 | private boolean variable_preview = false;
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57 |
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58 | private PreviewButtonOwner owner = null;
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59 | public PreviewButton() {
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60 | super();
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61 | PreviewButtonListener pbl = new PreviewButtonListener();
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62 | addActionListener(pbl);
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63 | }
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64 | public PreviewButton(String text, String tooltip) {
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65 | super(text, tooltip);
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66 | PreviewButtonListener pbl = new PreviewButtonListener();
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67 | addActionListener(pbl);
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68 | }
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69 |
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70 | public void setOwner(PreviewButtonOwner o) {
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71 | owner = o;
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72 | }
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73 | public void setVariablePreview(boolean vp) {
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74 | variable_preview = vp;
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75 | }
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76 | protected void configureHomeURL() {
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77 | // we could be working with standalone collections or collection groups
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78 | // so getting a collection-name may have a collection group prefix
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79 | // This means CollectionManager.getLoadedCollectionName() needs to (and does) return (colgroup/)subcolname
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80 | String collGroupWithName = CollectionManager.getLoadedCollectionName(true);
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81 |
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82 | // set up the home page for the current collection
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83 | if (Gatherer.GS3) { // GLI for GS3 case
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84 | if(Configuration.library_url == null) {// && !Configuration.fedora_info.isActive()) {
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85 | Gatherer.missingEXEC();
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86 | }
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87 | // if we now finally have a library URL, then continue with previewing
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88 | if(Configuration.library_url != null) {
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89 | // don't do anything fancy here
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90 | preview_address = Configuration.library_url.toString() + Configuration.getServletPath()
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91 | + "?a=p&sa=about&c=" + collGroupWithName + "&l=" + Configuration.getLanguage();
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92 | }
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93 | return;
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94 | }
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95 |
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96 | if(Gatherer.isLocalLibrary) {
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97 | // check that the local library server is still running - doesn't do anything if it's not supposed to be running
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98 | // !! Don't like this here
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99 | LocalLibraryServer.checkServerRunning();
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100 | if(LocalLibraryServer.isURLPending()) {
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101 | // Remind the user to press Enter Library, and return from this method
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102 | JOptionPane.showMessageDialog(Gatherer.g_man,
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103 | Dictionary.get("General.LLS_Not_Started"),
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104 | Dictionary.get("General.LLS_Not_Started_Title"),
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105 | JOptionPane.INFORMATION_MESSAGE);
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106 | preview_address = null;
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107 | return;
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108 | }
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109 | }
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110 | // FLI or GLI for GS2 case (no library_url)
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111 | if(Configuration.fedora_info.isActive()) {
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112 | preview_address = Configuration.library_url.toString() + "?pid=true&title=true&terms=&query=pid~greenstone:"+collGroupWithName+"*&maxResults=20";
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113 | //+ "&l=" + Configuration.getLanguage();
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114 | } else {
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115 | preview_address = Configuration.library_url.toString() + "?c=" + collGroupWithName + "&l=" + Configuration.getLanguage();
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116 | }
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117 |
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118 | String main_args = "&a=p&p=about";
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119 | /* this code is for switching the preview page depending on what
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120 | is currently active. but it is not complete yet
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121 | String main_args = null;
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122 | String params = null;
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123 | if (!variable_preview || owner == null) {
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124 | main_args = "&a=p&p=about";
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125 | } else {
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126 | page_type = owner.getPageType();
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127 | params = owner.getPageParams();
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128 |
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129 | switch (page_type) {
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130 | case SEARCH_PAGE:
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131 | main_args = "&a=q&q="+params;
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132 | break;
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133 | case CLASSIFIER_PAGE:
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134 | main_args = "&a=d&cl="+params;
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135 | break;
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136 | case DOCUMENT_PAGE:
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137 | main_args = "&a=d&d="+params;
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138 | break;
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139 | case HOME_PAGE:
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140 | default:
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141 | main_args = "&a=p&p=about";
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142 |
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143 |
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144 | }
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145 |
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146 |
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147 | }
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148 | */
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149 | preview_address += main_args+StaticStrings.TIMESTAMP_ARGUMENT + System.currentTimeMillis();
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150 |
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151 | }
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152 | private class PreviewButtonListener
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153 | implements ActionListener {
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154 |
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155 | public void actionPerformed(ActionEvent event) {
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156 | Gatherer.c_man.saveCollection();
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157 |
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158 | configureHomeURL();
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159 |
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160 | if (Gatherer.GS3) {
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161 | // we need to rerun the convert in case the format stuff has changed
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162 | //for gs3, we don't need this anymore: Gatherer.c_man.convertToGS3Collection();
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163 | Gatherer.configGS3Server(Configuration.site_name, ServletConfiguration.ADD_COMMAND + Gatherer.c_man.getLoadedCollectionName());
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164 | }
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165 | if(preview_address != null) {
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166 | Gatherer.spawnBrowser(preview_address);
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167 | }
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168 |
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169 | }
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170 |
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171 | }
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172 |
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173 | }
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