1 | package org.greenstone.gsdl3_extension.mat.servlet;
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2 |
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3 | import java.io.*;
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4 | import java.net.*;
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5 | import java.util.*;
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6 | import java.util.regex.Matcher;
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7 | import java.util.regex.Pattern;
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8 |
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9 | import javax.servlet.*;
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10 | import javax.servlet.http.*;
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11 | import javax.xml.parsers.*;
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12 |
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13 | import org.xml.sax.*;
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14 | import org.w3c.dom.*;
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15 | import org.greenstone.gsdl3.util.GlobalProperties;
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16 | import org.greenstone.gsdl3.util.GSPath;
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17 |
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18 | public class MatServlet extends HttpServlet {
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19 |
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20 | private int port_number = 0;
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21 | private String oaiPrefix ="";
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22 | private String titleString;
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23 | private String h1String;
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24 | private String maxRecord;
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25 | private GlobalProperties globalProperty;
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26 | private String fileSeparator;
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27 | private String cssString;
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28 | private String headerString;
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29 | private String javaScript;
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30 | private String headerString2;
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31 | private String gsdl3Home;
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32 | private String logoURL;
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33 | private String description;
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34 | private String hostName;
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35 | private String proxyHost="http.proxyHost";
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36 | private String proxyPort="http.proxyPort";
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37 | private String proxyHostContent = "";
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38 | private String proxyPortContent = "";
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39 | private String collection_creator = "";
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40 |
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41 |
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42 | public void doGet(HttpServletRequest request,HttpServletResponse response)throws ServletException, IOException {
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43 |
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44 | port_number = request.getLocalPort();
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45 | loadRuntimeSettings();
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46 | PrintWriter out = response.getWriter();
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47 |
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48 | response.setContentType("text/html");
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49 | response.setHeader("pragma", "no-cache");
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50 |
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51 | out.println("<html>");
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52 | out.println(headerString);
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53 | out.println("<body>");
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54 | out.println("<img src="+logoURL+">");
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55 | out.println(h1String);
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56 | out.println("<p>"+description+"</p>");
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57 | out.println("<div><form method=\"post\" action=\"http://"+hostName+":"+port_number+"/greenstone3/mat\">");
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58 | out.println("<p>OAI URL: <input type=\"text\" name=\"oaiurl\" size=\"140\"></p>");
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59 | out.println("<p><input type=\"submit\" value=\"Analyse repository\"></p>");
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60 | out.println("</form>");
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61 |
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62 | out.println ("</body>");
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63 | out.println ("</html>");
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64 | out.close();
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65 | }
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66 |
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67 | protected void doPost(HttpServletRequest req, HttpServletResponse res)throws ServletException, IOException {
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68 |
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69 | port_number = req.getLocalPort();
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70 | loadRuntimeSettings();
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71 |
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72 | res.setContentType("text/html");
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73 | res.setHeader("pragma", "no-cache");
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74 | PrintWriter out = res.getWriter();
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75 |
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76 | out.println("<html>");
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77 |
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78 | if (req.getParameter("metadataPrefix") != null) {
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79 |
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80 | oaiPrefix = req.getParameter("metadataPrefix");
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81 | String maxRecords = req.getParameter("maxrecords");
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82 | Pattern pa = Pattern.compile("[0-9]{1,5}");
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83 | Matcher ma = pa.matcher(maxRecords);
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84 |
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85 | out.println(headerString2);
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86 | out.println("<body onLoad=\"autoSubmit()\">");
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87 | out.println(h1String);
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88 | out.println("<p>Please wait .... <br> It's downloading OAI records </p>");
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89 | out.println("<input type=\"button\" onClick=\"showdiv()\" value=\"show debug infomation\">");
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90 |
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91 | if(ma.matches()){
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92 | int num = Integer.parseInt(maxRecords);
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93 | if(num>0){
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94 | downloadCollection(out, req, res, oaiPrefix, maxRecords);
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95 | }
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96 | else{
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97 | downloadCollection(out, req, res, oaiPrefix, maxRecord);
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98 | }
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99 | }
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100 | else{
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101 | downloadCollection(out, req, res, oaiPrefix, maxRecord);
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102 | }
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103 |
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104 | }
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105 | else if(req.getParameter("matShell") != null){
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106 | out.println(headerString2);
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107 | out.println("<body onLoad=\"autoSubmit2()\">");
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108 | out.println(h1String);
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109 | out.println("<p>Please wait ...</p><p>It's building collection now.</p>");
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110 | out.println("<input type=\"button\" onClick=\"showdiv()\" value=\"show debug infomation\">");
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111 | buildCollection(out,req.getParameter("matShell"),req.getParameter("collectionName"),req.getParameter("collectionURL"),req.getParameter("oaiPrefix"));
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112 | }
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113 |
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114 | else if (req.getParameter("collName") != null){
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115 | out.println(headerString);
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116 | out.write("<script type=\"text/javascript\" src=\"http://"+hostName+":"+port_number+"/greenstone3/mat/script/getInfomation.js\"></script>\r\n");
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117 | out.write("<script type=\"text/javascript\" src=\"http://yui.yahooapis.com/2.4.1/build/yahoo/yahoo-min.js\"></script>\r\n");
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118 | out.write("<script type=\"text/javascript\" src=\"http://yui.yahooapis.com/2.4.1/build/event/event-min.js\"></script>\r\n");
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119 | out.write("<script type=\"text/javascript\" src=\"http://yui.yahooapis.com/2.4.1/build/connection/connection-min.js\"></script>\r\n");
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120 | out.println("<body>");
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121 | out.println(h1String);
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122 | analyzeCollection(out, req.getParameter("collName"),req.getParameter("collURL"),req.getParameter("collHost"),req.getParameter("oaiPrefix"));
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123 | }
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124 |
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125 | else {
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126 | out.println(headerString);
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127 | out.println("<body>");
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128 | out.println(h1String);
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129 |
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130 | java.net.URL oaiURL;
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131 | String oaiURLString = req.getParameter("oaiurl");
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132 |
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133 | if (! (oaiURLString.startsWith("http://"))) {
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134 | oaiURLString = "http://" + oaiURLString; // add on protocol if missing
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135 | }
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136 |
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137 | // URL checks
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138 | // check if Java can make a URL from the string
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139 |
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140 | try {
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141 | oaiURL = new URL(oaiURLString);
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142 | }
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143 | catch (MalformedURLException e) {
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144 | out.println("<p>Malformed URL Exception caught: " + e.getMessage() + "</p>");
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145 | out.println("<p>The system cannot recognise the URL you have entered.</p>");
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146 | return; // go no further
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147 | }
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148 |
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149 | //out.println("<p>host: " + oaiURL.getHost() + "</p>" );
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150 | //out.println("<p>protocol: " + oaiURL.getProtocol() + "</p>" );
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151 |
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152 | // disallow anything with waikato as part of the host
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153 | // note: this blocks things like waikato.uiuc.edu -
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154 | // but guess this is highly unlikely to occur
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155 | // (also turns off the researchcommons)
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156 | // could use either of these approaches, waikato or waikato.ac.nz
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157 |
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158 | if (oaiURL.getHost().indexOf("researchcommons.waikato.ac.nz") == -1 ) { // not the RC
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159 | /*
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160 | if((oaiURL.getHost().indexOf("waikato") != -1 ) ||
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161 | (oaiURL.getHost().indexOf("waikato.ac.nz") != -1 ) ) {
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162 | out.println("<p>This service cannot be used to access Waikato URLs</p>");
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163 | return;
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164 | }*/
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165 | }
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166 |
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167 | // need to prevent machine names on their own, e.g. smith
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168 | // being allowed through
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169 |
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170 | // approach 1: explicit blacklisting
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171 |
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172 | if (oaiURL.getHost().equals("smith") ||
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173 | oaiURL.getHost().equals("wesson") ) {
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174 | out.println("<p>This service cannot be used to access these URLs</p>");
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175 | return;
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176 | }
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177 |
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178 | // approach 2: require at least one . in the host URL
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179 | if (oaiURL.getHost().indexOf(".") == -1 ) { // i.e. no . in URL host
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180 | out.println("<p>This service cannot be used to access URLs of this form.</p>");
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181 | return;
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182 | }
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183 |
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184 | // jones.cs would get through to this point, might this mean something
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185 | // from the perspective of the host machine?? Does it matter?
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186 | // will automatic domain completion be applied? by java? by 'the network'?
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187 | // require 2 dots in the host? does that help at all ?
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188 | // domain suffix whitelisting is impractical here, as we'd have to
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189 | // list all countries in the world
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190 |
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191 | // do an OAI verb=identify check to make sure it is an OAI server
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192 | // trim the URL back and then add on verb=Identify
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193 |
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194 |
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195 | //System.setProperty("http.proxyHost", "wwwcache.cs.waikato.ac.nz");
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196 | //System.setProperty("http.proxyPort","80");
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197 | //System.setProperty("http.nonProxyHosts", "localhost|*.waikato.ac.nz");
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198 |
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199 | Properties systemSettings = System.getProperties();
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200 |
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201 | if( proxyHostContent.equals("") || proxyPortContent.equals("")){}
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202 | else{
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203 | systemSettings.put(proxyHost, proxyHostContent);
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204 | systemSettings.put(proxyPort, proxyPortContent);
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205 | }
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206 |
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207 | URL url = oaiURL;
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208 | String identifyVerb = "";
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209 |
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210 | if (! url.getPath().endsWith("?")) {
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211 | identifyVerb += "?";
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212 | }
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213 |
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214 | identifyVerb += "verb=Identify";
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215 |
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216 | URL identifyURL = new URL (url.toString() + identifyVerb);
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217 | HttpURLConnection connection = (HttpURLConnection)identifyURL.openConnection();
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218 | //URLConnection connection = identifyURL.openConnection();
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219 | connection.connect();
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220 |
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221 | //BufferedReader inIdentify = new BufferedReader(new InputStreamReader(
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222 | //connection.getInputStream()));
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223 |
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224 | Document identifyDocument;
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225 |
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226 | try {
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227 | DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
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228 | DocumentBuilder builder = factory.newDocumentBuilder();
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229 | identifyDocument = builder.parse( connection.getInputStream() );
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230 |
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231 | Element oaiElement = identifyDocument.getDocumentElement();
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232 |
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233 | if (oaiElement.getTagName() == "OAI-PMH" ) {
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234 | //out.println("<p>OAI-PMH element found...</p>");
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235 | }
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236 | else {
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237 | out.println("<p>Error: OAI-PMH element not found..exiting</p>");
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238 | return;
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239 | }
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240 |
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241 | NodeList identifyNodeList = identifyDocument.getElementsByTagName("Identify");
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242 | Node identifyNode = null;
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243 |
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244 | if (identifyNodeList.getLength() == 1 ) {
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245 | identifyNode = identifyNodeList.item(0);
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246 | System.out.println("<Identify>\n");
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247 | }
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248 | else {
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249 | out.println("<p>Error: Identify node not found... exiting</p>");
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250 | return;
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251 | }
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252 |
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253 | NodeList identifyChildList = identifyNode.getChildNodes();
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254 | out.println("<table rules =\"none\">");
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255 |
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256 | for (int i=0; i < identifyChildList.getLength(); i++) {
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257 | if (identifyChildList.item(i).getNodeName() == "repositoryName" ) {
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258 | out.println("<tr><td><strong>Repository Name:</strong></td><td> " + identifyChildList.item(i).getTextContent() + "</td></tr>");
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259 | }
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260 | if (identifyChildList.item(i).getNodeName() == "baseURL" ) {
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261 | String baseURL = identifyChildList.item(i).getTextContent();
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262 |
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263 | if(baseURL.startsWith("http://")){
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264 | out.println("<tr><td><strong>Base URL:</strong></td><td><code><a href=\"" + baseURL + "\">" + baseURL + "</a></code></td></tr>");
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265 | }
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266 | else{
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267 | out.println("<tr><td><strong>Base URL:</strong></td><td><code><a href=\"" + oaiURLString + "\">" + oaiURLString + "</a></code></td></tr>");
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268 | }
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269 | }
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270 | }
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271 | out.println("</table>");
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272 | }
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273 | catch (SAXParseException spe) {
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274 | out.println(spe.getMessage());
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275 | }
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276 | catch (SAXException sxe) {
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277 | out.println(sxe.toString());
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278 | }
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279 | catch (ParserConfigurationException pce) {
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280 | out.println(pce.toString());
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281 | }
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282 | catch (IOException ioe) {
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283 | out.println(ioe.toString());
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284 | }
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285 |
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286 | // now get the metadata prefixes
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287 |
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288 | String metadataFormats = "";
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289 |
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290 | if (! url.getPath().endsWith("?")) {
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291 | metadataFormats += "?";
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292 | }
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293 | metadataFormats += "verb=ListMetadataFormats";
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294 |
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295 | URL metadataFormatsURL = new URL (url.toString() + metadataFormats);
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296 | URLConnection connection2 = metadataFormatsURL.openConnection();
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297 | connection.connect();
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298 | Document document2;
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299 |
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300 | try {
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301 | DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
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302 | DocumentBuilder builder = factory.newDocumentBuilder();
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303 | document2 = builder.parse( connection2.getInputStream() );
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304 |
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305 | NodeList prefixList = document2.getElementsByTagName("metadataPrefix");
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306 |
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307 | // create UI based on response
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308 |
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309 | if ( prefixList.getLength() > 0 ) {
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310 |
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311 | out.println("<p>Choose one metadata prefix to use:</p>");
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312 | out.println("<form method=\"post\" action=\"http://"+hostName+":"+port_number+"/greenstone3/mat\">");
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313 | out.println("<table rules =\"none\">");
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314 |
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315 | for (int i=0; i < prefixList.getLength(); i++) {
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316 | out.println("<tr><td>");
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317 | String id = "radioID" + i;
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318 | String prefix = prefixList.item(i).getTextContent();
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319 |
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320 | if (prefix.equals("oai_dc")) {
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321 | out.println("<label for=\"" + id + "\">" + prefix + " (Dublin Core)</label>");
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322 | //System.out.println("<MetadataElement>Dublin Core<\\MetadataElement>\n");
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323 | }
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324 | else {
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325 | out.println("<label for=\"" + id + "\">" + prefix + "</label>");
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326 | //System.out.println("<MetadataElement>"+prefix+"<\\MetadataElement>\n");
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327 | }
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328 |
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329 | out.print("</td><td><input type=\"radio\" name=\"metadataPrefix\" value=\"" + prefix + "\" ");
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330 |
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331 | if (prefix.equals("oai_dc")) {
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332 | out.println("checked=\"checked\" ");
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333 | }
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334 | out.println(" id=\"" + id + "\"><br>");
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335 | out.println("</td></tr>");
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336 | }
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337 |
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338 | //System.out.println("</Identify>");
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339 | out.println("</table>");
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340 |
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341 | // need to pass oaiurl through as well (again)
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342 |
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343 | out.println("<input type=\"hidden\" name=\"oaiURL\" value=\"" + url.toString() + "\"><br>");
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344 | out.println("Max records: <input type=\"text\" name=\"maxrecords\" value=\"500\"><br>");
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345 |
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346 | // submit button
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347 |
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348 | out.println("<p><input type=\"submit\" value=\"Continue\"></p>");
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349 | out.println("</form>");
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350 |
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351 | out.println("<p> Warning: Generating the statistics and visualization will take some time: </p> ");
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352 |
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353 | /*
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354 | out.println("<table border = \"1\">");
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355 | out.println("<tr align=\"right\"><td> No.of Records <td> Estimated Time");
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356 | out.println("<tr align=\"right\"><td>100<td> 5 minutes");
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357 | out.println("<tr align=\"right\"><td>500 <td> 10 minutes");
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358 | out.println("<tr align=\"right\"><td>1000 <td> 18 minutes");
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359 | out.println("<tr align=\"right\"><td>2000<td> 30 minutes");
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360 | out.println("</table>");
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361 | */
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362 |
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363 | out.println("<p> This tool is designed to work with Dublin Core metadata: note that the mapping of qualified Dublin Core to simple Dublin Core (as in <code>oai_dc</code>) may affect the results.");
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364 | }
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365 | else {
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366 | out.println("<p>Error: no metadata prefixes found... exiting</p>");
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367 | return;
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368 | }
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369 | }
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370 | catch (SAXParseException spe) {
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371 | out.println(spe.getMessage());
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372 | }
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373 | catch (SAXException sxe) {
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374 | out.println(sxe.toString());
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375 | }
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376 | catch (ParserConfigurationException pce) {
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377 | out.println(pce.toString());
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378 | }
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379 | catch (IOException ioe) {
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380 | out.println(ioe.toString());
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381 | }
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382 |
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383 | // check we get a valid XML document back
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384 | // check OAI-PMH element
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385 | // check we have a <repositoryName> and <baseURL> elements
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386 | // maybe check the baseURL against the query we issued?
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387 |
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388 |
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389 | // if we get here we have a valid non-waikato non-local OAI server
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390 | // /* process stuff here */
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391 | // test with University home page - as it doesn't require
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392 | // dealing with the proxy server
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393 | // URL url = new URL("http://waikato.ac.nz");
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394 | // URL url = new URL(oaiURL);
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395 | // need to go through the proxy here
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396 | // http://dn.codegear.com/article/29783
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397 | // http://java.ittoolbox.com/groups/technical-functional/java-l/response-to-proxy-authentication-exception-71438
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398 | // http://www.jguru.com/faq/view.jsp?EID=13186
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399 | // http://www.developer.com/java/other/article.php/1551421
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400 | // System.setProperty("http.proxyHost","http://proxy.scms.waikato.ac.nz");
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401 | // System.setProperty("http.proxyPort","80");
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402 | // System.setProperty("http.nonProxyHosts", "localhost|*.waikato.ac.nz");
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403 | // build a GS 3 collection from the OAI URL
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404 | // http://www.javaworld.com/javaworld/jw-12-2000/jw-1229-traps.html
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405 | // http://codon.kribb.re.kr/wiki/display/Java/Using+Runtime.exec+to+invoke+child+process
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406 |
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407 | out.print("</body></html>");
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408 | out.close();
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409 | } // endif
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410 | } // end doPost
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411 |
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412 | protected void buildCollection( PrintWriter out, String matShell2, String collName, String oaiURLString, String oaiPrefix) throws ServletException, IOException{
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413 |
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414 | out.println("<br><br><div id=\"hideshow\" style=\"visibility:hidden\">");
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415 | out.println("<input type=\"button\" onClick=\"hidediv()\" value=\"hide debug infomation\"/>");
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416 | out.println("<p>Building collection...</p>");
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417 |
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418 | String host = "http://"+hostName+":"+port_number+"/greenstone3/mat/";
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419 |
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420 | out.println("<form method=\"post\" name=\"aForm\">");
|
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421 | out.println("<input type=\"hidden\" name=\"collName\" value=\"" + collName + "\"><br>");
|
---|
422 | out.println("<input type=\"hidden\" name=\"collURL\" value=\"" + oaiURLString + "\"><br>");
|
---|
423 | out.println("<input type=\"hidden\" name=\"collHost\" value=\"" + host + "\"><br>");
|
---|
424 | out.println("<input type=\"hidden\" name=\"oaiPrefix\" value=\"" + oaiPrefix + "\"><br>");
|
---|
425 | out.println("</form>");
|
---|
426 | out.println("<p><pre>" + matShell2 + "</pre></p>");
|
---|
427 | out.flush();
|
---|
428 |
|
---|
429 |
|
---|
430 | String os = "linux";
|
---|
431 | if(System.getProperty("os.name").toLowerCase().contains("windows")){
|
---|
432 | gsdl3Home = gsdl3Home.replace("\\", "/");
|
---|
433 | os = "windows";
|
---|
434 | }
|
---|
435 | String gsdl3Root = GSPath.removeLastLink(gsdl3Home);
|
---|
436 |
|
---|
437 | if(os.equals("windows")){
|
---|
438 | gsdl3Root = gsdl3Root.replace("/","\\");
|
---|
439 | gsdl3Home = gsdl3Home.replace("/", "\\");
|
---|
440 | }
|
---|
441 |
|
---|
442 | // downloading
|
---|
443 | //String gs3Root = "/research/cc108/greenstone3Project";
|
---|
444 | String gs3Root = gsdl3Root;
|
---|
445 |
|
---|
446 | if(System.getProperty("os.name").toLowerCase().contains("windows")){
|
---|
447 | File wd = new File(gsdl3Root + fileSeparator + "ext" + fileSeparator + "mat" + fileSeparator + "bin" + fileSeparator +"script");
|
---|
448 | int count = matShell2.indexOf(" ");
|
---|
449 | String tempString = matShell2.substring(count+1);
|
---|
450 | StringTokenizer st = new StringTokenizer (tempString);
|
---|
451 | String[] arrays = new String[st.countTokens()+3];
|
---|
452 | arrays[0] = "cmd";
|
---|
453 | arrays[1] = "/c";
|
---|
454 | arrays[2] = "start";
|
---|
455 | int a = 3;
|
---|
456 | while(st.hasMoreTokens()){
|
---|
457 | arrays[a] = st.nextToken();
|
---|
458 | a++;
|
---|
459 | }
|
---|
460 | Process p2 = processBatch(arrays,out,wd);
|
---|
461 | out.print("</div></body></html>");
|
---|
462 | p2 = null;
|
---|
463 | p2.destroy();
|
---|
464 | }
|
---|
465 | else{
|
---|
466 | Process p2 = processShell(matShell2, out);
|
---|
467 |
|
---|
468 | if (p2.exitValue() == 0){
|
---|
469 | out.println("<p>Collection built.</p>");
|
---|
470 | }
|
---|
471 | else{
|
---|
472 | out.println("<p><b>Collection not built.</b></p>");
|
---|
473 | }
|
---|
474 |
|
---|
475 | out.print("</div></body></html>");
|
---|
476 | p2 = null;
|
---|
477 | p2.destroy();
|
---|
478 | }
|
---|
479 | out.close();
|
---|
480 | }
|
---|
481 |
|
---|
482 | private void downloadCollection( PrintWriter out, HttpServletRequest req, HttpServletResponse res, String oaiPrefix, String Records) throws ServletException, IOException
|
---|
483 | {
|
---|
484 | String oaiURLString = req.getParameter("oaiURL");
|
---|
485 | String metadataprefix = req.getParameter("metadataPrefix");
|
---|
486 | String collName = generateCollName();
|
---|
487 | String host = "http://"+hostName+":"+port_number+"/";
|
---|
488 |
|
---|
489 | out.println("<br><br><div id=\"hideshow\" style=\"visibility:hidden\">");
|
---|
490 | out.println("<input type=\"button\" onClick=\"hidediv()\" value=\"hide debug infomation\"/>");
|
---|
491 | out.println("<p>Downloading OAI documents...</p>");
|
---|
492 | out.flush();
|
---|
493 | // move to correct directory
|
---|
494 |
|
---|
495 |
|
---|
496 | String os = "linux";
|
---|
497 | if(System.getProperty("os.name").toLowerCase().contains("windows")){
|
---|
498 | gsdl3Home = gsdl3Home.replace("\\", "/");
|
---|
499 | os = "windows";
|
---|
500 | }
|
---|
501 | String gsdl3Root = GSPath.removeLastLink(gsdl3Home);
|
---|
502 |
|
---|
503 | if(os.equals("windows")){
|
---|
504 | gsdl3Root = gsdl3Root.replace("/","\\");
|
---|
505 | gsdl3Home = gsdl3Home.replace("/", "\\");
|
---|
506 | }
|
---|
507 | String maxRecords = Records;
|
---|
508 | String cacheDir = gsdl3Root +fileSeparator+"ext"+fileSeparator+"mat"+fileSeparator+"tmp"+fileSeparator + collName;
|
---|
509 |
|
---|
510 | // downloading
|
---|
511 | //String gs3Root = "/research/cc108/greenstone3Project";
|
---|
512 | String gs3Root = gsdl3Root;
|
---|
513 | String collectDir = gsdl3Home + fileSeparator +"sites"+fileSeparator+"localsite"+ fileSeparator +"collect";
|
---|
514 | String logFile = gsdl3Root +fileSeparator+"ext"+fileSeparator+"mat"+fileSeparator+"tmp"+fileSeparator + "log.txt";
|
---|
515 | //source /research/cc108/greenstone3Project/gs2build/bin/script/mat-colbuild-download.bash
|
---|
516 | //source /research/cc108/greenstone3Project/ext/mat/bin/script/mat-colbuild-download.bash
|
---|
517 |
|
---|
518 | String matShell = "";
|
---|
519 | /*
|
---|
520 | matShell = "source "+ gsdl3Root + fileSeparator + "gs2build" + fileSeparator + "bin" + fileSeparator +"script" + fileSeparator + "mat-colbuild-download.bash "
|
---|
521 | + collName
|
---|
522 | + " "
|
---|
523 | + oaiURLString
|
---|
524 | + " "
|
---|
525 | + cacheDir
|
---|
526 | + " "
|
---|
527 | + maxRecords
|
---|
528 | + " "
|
---|
529 | + metadataprefix
|
---|
530 | + " "
|
---|
531 | + gs3Root
|
---|
532 | + " "
|
---|
533 | + collectDir
|
---|
534 | + " "
|
---|
535 | + logFile
|
---|
536 | + " "
|
---|
537 | + collection_creator;
|
---|
538 | */
|
---|
539 |
|
---|
540 | if(System.getProperty("os.name").toLowerCase().contains("windows")){
|
---|
541 |
|
---|
542 | File wd = new File(gsdl3Root + fileSeparator + "ext" + fileSeparator + "mat" + fileSeparator + "bin" + fileSeparator +"script");
|
---|
543 | ArrayList alist = new ArrayList();
|
---|
544 | alist.add("cmd");
|
---|
545 | alist.add("/c");
|
---|
546 | alist.add("start");
|
---|
547 | alist.add("mat-colbuild-download.bat");
|
---|
548 | alist.add(collName);
|
---|
549 | alist.add(oaiURLString);
|
---|
550 | alist.add(cacheDir);
|
---|
551 | alist.add(maxRecords);
|
---|
552 | alist.add(metadataprefix);
|
---|
553 | alist.add(gs3Root);
|
---|
554 | alist.add(collectDir);
|
---|
555 | alist.add(logFile);
|
---|
556 | alist.add(collection_creator);
|
---|
557 |
|
---|
558 | String[] arrays = new String[alist.size()];
|
---|
559 | for(int i = 0; i< arrays.length; i++){
|
---|
560 | arrays[i] = (String)alist.get(i);
|
---|
561 | }
|
---|
562 | Process p = processBatch(arrays,out,wd);
|
---|
563 | out.flush();
|
---|
564 |
|
---|
565 |
|
---|
566 | p.destroy();
|
---|
567 |
|
---|
568 | }
|
---|
569 | else{
|
---|
570 | matShell = "source "+ gsdl3Root + fileSeparator + "ext" + fileSeparator + "mat" + fileSeparator + "bin" + fileSeparator +"script" + fileSeparator + "mat-colbuild-download.bash "
|
---|
571 | + collName
|
---|
572 | + " "
|
---|
573 | + oaiURLString
|
---|
574 | + " "
|
---|
575 | + cacheDir
|
---|
576 | + " "
|
---|
577 | + maxRecords
|
---|
578 | + " "
|
---|
579 | + metadataprefix
|
---|
580 | + " "
|
---|
581 | + gs3Root
|
---|
582 | + " "
|
---|
583 | + collectDir
|
---|
584 | + " "
|
---|
585 | + logFile
|
---|
586 | + " "
|
---|
587 | + collection_creator;
|
---|
588 |
|
---|
589 | out.println("<p><pre>" + matShell + "</pre></p>");
|
---|
590 | out.flush();
|
---|
591 | Process p = processShell(matShell, out);
|
---|
592 |
|
---|
593 | if (p.exitValue() == 0){
|
---|
594 | out.println("<p>Collection downloaded.</p>");
|
---|
595 | }
|
---|
596 | else {
|
---|
597 | out.println("<p><b>Collection not downloaded properly.</b></p>");
|
---|
598 | }
|
---|
599 | out.flush();
|
---|
600 | //p = null;
|
---|
601 | p.destroy();
|
---|
602 |
|
---|
603 | }
|
---|
604 | /*
|
---|
605 | out.println("<p><pre>" + matShell + "</pre></p>");
|
---|
606 | out.flush();
|
---|
607 | Process p = processShell(matShell, out);
|
---|
608 |
|
---|
609 | if (p.exitValue() == 0){
|
---|
610 | out.println("<p>Collection downloaded.</p>");
|
---|
611 | }
|
---|
612 | else {
|
---|
613 | out.println("<p><b>Collection not downloaded properly.</b></p>");
|
---|
614 | }
|
---|
615 | out.flush();
|
---|
616 | //p = null;
|
---|
617 | p.destroy();
|
---|
618 | */
|
---|
619 | // return the web page
|
---|
620 | //out.println(req.getRequestURL());
|
---|
621 | // building
|
---|
622 | //source "+ gsdl3Root + fileSeparator+"ext"+fileSeparator+"mat"+fileSeparator + "bin" + fileSeparator + "script"+ fileSeparator + "mat-colbuild-download.bash "
|
---|
623 | //String matShell2 = "source /research/cc108/greenstone3Project/gs2build/bin/script/mat-colbuild.bash "
|
---|
624 | String matShell2 = "";
|
---|
625 |
|
---|
626 | matShell2 = "source "+ gsdl3Root + fileSeparator + "gs2build" + fileSeparator + "bin" + fileSeparator + "script" + fileSeparator + "mat-colbuild.bash "
|
---|
627 | + collName
|
---|
628 | + " "
|
---|
629 | + oaiURLString
|
---|
630 | + " "
|
---|
631 | + cacheDir
|
---|
632 | + " "
|
---|
633 | + maxRecords
|
---|
634 | + " "
|
---|
635 | + metadataprefix
|
---|
636 | + " "
|
---|
637 | + gs3Root
|
---|
638 | + " "
|
---|
639 | + collectDir
|
---|
640 | + " "
|
---|
641 | + logFile;
|
---|
642 |
|
---|
643 |
|
---|
644 | out.println("<form method=\"post\" name=\"collectionForm\">");
|
---|
645 | out.println("<input type=\"hidden\" name=\"matShell\" value=\"" + matShell2 + "\">");
|
---|
646 | out.println("<input type=\"hidden\" name=\"collectionName\" value=\"" + collName + "\">");
|
---|
647 | out.println("<input type=\"hidden\" name=\"collectionURL\" value=\"" + oaiURLString + "\">");
|
---|
648 | out.println("<input type=\"hidden\" name=\"oaiPrefix\" value=\"" + oaiPrefix + "\">");
|
---|
649 | out.println("<input type=\"hidden\" name=\"host\" value=\"" + host + "\">");
|
---|
650 | //out.println("<input type=\"submit\" value=\"start\"><br>");
|
---|
651 | out.println("</form>");
|
---|
652 | out.println("</div>");
|
---|
653 | out.print("</body></html>");
|
---|
654 | out.flush();
|
---|
655 | out.close();
|
---|
656 |
|
---|
657 | // return page
|
---|
658 | //javascript to submit button in 5 secs
|
---|
659 | //form
|
---|
660 | // hidden inputs
|
---|
661 | // collname
|
---|
662 | // host
|
---|
663 | /////////////////////////////////////////////////////////////////////////////////////////////
|
---|
664 | ////////////////////////////////////////////////////////////////////////////////////////////
|
---|
665 |
|
---|
666 | // specify plugins as parameter to mkcol.pl
|
---|
667 | //String makeColl = "perl -S mkcol.pl -creator [email protected] " + collName;
|
---|
668 | //out.println("<p><pre>" + makeColl + "</pre></p>");
|
---|
669 | // specify the OAI server in a config file???
|
---|
670 | // downloadfrom.pl -download_mode OAI -cache_dir -gli -url oaiURL.toString() -get_doc no
|
---|
671 | // what about that 500 doc limit in OAIDownload.pm
|
---|
672 | /*
|
---|
673 | String downloadFrom = "downloadfrom.pl -download_mode OAI -cache_dir "
|
---|
674 | + cacheDir
|
---|
675 | + " -url "
|
---|
676 | + oaiURL.toString()
|
---|
677 | + " -max_records 10"
|
---|
678 | + " -proxy_on"
|
---|
679 | + " -proxy_host "
|
---|
680 | + proxyHost
|
---|
681 | + " -proxy_port "
|
---|
682 | + proxyPort;
|
---|
683 | */
|
---|
684 |
|
---|
685 | // -proxy_on -proxy_host wwwcache.cs.waikato.ac.nz -proxy_port 80
|
---|
686 | // out.println("<p><pre>" + downloadFrom + "</pre></p>");
|
---|
687 | // /home/daven/research/greenstone3/gs2build/bin/script/build [options] collection-name
|
---|
688 |
|
---|
689 | /*
|
---|
690 | String build = "build -indextype lucene -download file://"
|
---|
691 | + cacheDir
|
---|
692 | + " -log_events " //event log goes to greenstone3/gs2build/etc/events.txt
|
---|
693 | + collName;
|
---|
694 | */
|
---|
695 |
|
---|
696 | // out.println("<p><pre>" + build + "</pre></p>");
|
---|
697 | // perl -S importfrom.pl collname
|
---|
698 | // String importFrom = " perl -S importfrom.pl " + collName;
|
---|
699 | // perl -S buildcol.pl collname
|
---|
700 | // String buildColl = "perl -S buildcol.pl " + collName;
|
---|
701 | // need to be in correct directory
|
---|
702 | // String changeDir = "cd $GSDLHOME/collect/" + collName;
|
---|
703 | // build.pl ??
|
---|
704 | // rebuild ?
|
---|
705 | // rm -r index/*
|
---|
706 | // String removeOld = "rm -r index/*";
|
---|
707 | // mv building/* index/
|
---|
708 | // String moveToIndex = "mv building/* index/";
|
---|
709 |
|
---|
710 | //////////////////////////////////////
|
---|
711 | /*
|
---|
712 | URLConnection connection = url.openConnection();
|
---|
713 | connection.connect();
|
---|
714 | Map headerMap = connection.getHeaderFields(); // gets the HTTP headers
|
---|
715 |
|
---|
716 | out.print("<html><head><title>Analysing...</title></head><body>");
|
---|
717 | out.println ("<img src=http://www.cs.waikato.ac.nz/images-cs/uni.gif>");
|
---|
718 | out.println ("<h1>Metadata Analysis Tool - Alpha</h1>");
|
---|
719 | out.println("<p>Analysing the OAI URL: <code>" + url.toString() + "</code></p>");
|
---|
720 | out.println("<code><pre>");
|
---|
721 |
|
---|
722 | Iterator keyValuePairs = headerMap.entrySet().iterator();
|
---|
723 | out.println("size = " + headerMap.size());
|
---|
724 | for (int i = 0; i < headerMap.size(); i++) {
|
---|
725 | out.println("i = " + i);
|
---|
726 | Map.Entry entry = (Map.Entry) keyValuePairs.next();
|
---|
727 | out.println(entry.getKey());
|
---|
728 | out.println(entry.getValue());
|
---|
729 | out.println();
|
---|
730 | }
|
---|
731 |
|
---|
732 | out.println(headerMap.toString());
|
---|
733 | out.println("</pre></code>");
|
---|
734 | */
|
---|
735 |
|
---|
736 | /*
|
---|
737 | // get the source HTML and insert it into the page - messy
|
---|
738 | out.println("<p>HTML source:</p>");
|
---|
739 | out.println("<pre><code>");
|
---|
740 | BufferedReader in = new BufferedReader(new InputStreamReader(
|
---|
741 | connection.getInputStream()));
|
---|
742 | String inputLine;
|
---|
743 | while ((inputLine = in.readLine()) != null)
|
---|
744 | out.println(inputLine);
|
---|
745 | in.close();
|
---|
746 | out.println("</pre></code>");
|
---|
747 | */
|
---|
748 |
|
---|
749 | //out.print("</body></html>");
|
---|
750 |
|
---|
751 | }
|
---|
752 |
|
---|
753 | /* produce a random 7 letter collection name */
|
---|
754 |
|
---|
755 | private String generateCollName () {
|
---|
756 | Random random = new Random();
|
---|
757 | StringBuffer message = new StringBuffer();
|
---|
758 | int offset = 97; // = "a"
|
---|
759 | message.append( (char) ( random.nextInt( 26 ) + offset ) );
|
---|
760 | message.append( (char) ( random.nextInt( 26 ) + offset ) );
|
---|
761 | message.append( (char) ( random.nextInt( 26 ) + offset ) );
|
---|
762 | message.append( (char) ( random.nextInt( 26 ) + offset ) );
|
---|
763 | message.append( (char) ( random.nextInt( 26 ) + offset ) );
|
---|
764 | message.append( (char) ( random.nextInt( 26 ) + offset ) );
|
---|
765 | message.append( (char) ( random.nextInt( 26 ) + offset ) );
|
---|
766 | return message.toString();
|
---|
767 | }
|
---|
768 |
|
---|
769 | private Process processBatch(String[] command, PrintWriter out, File wd){
|
---|
770 |
|
---|
771 | Process proc;
|
---|
772 | String s;
|
---|
773 | try{
|
---|
774 | proc = Runtime.getRuntime().exec(command,null,wd);
|
---|
775 | BufferedReader stdInput = new BufferedReader(new InputStreamReader(proc.getInputStream()));
|
---|
776 | BufferedReader stdError = new BufferedReader(new InputStreamReader(proc.getErrorStream()));
|
---|
777 | StringBuffer stdInputBuffer = new StringBuffer();
|
---|
778 | while ((s = stdInput.readLine()) != null) {
|
---|
779 | stdInputBuffer.append(s+"\n");
|
---|
780 | if(s.contains("-->")){
|
---|
781 | s = s.replace("-->", "");
|
---|
782 | out.println("<!-- " + s + " -->");
|
---|
783 | }
|
---|
784 | else{
|
---|
785 | out.println("<!-- " + s + " -->");
|
---|
786 | }
|
---|
787 | out.flush();
|
---|
788 | }
|
---|
789 |
|
---|
790 | StringBuffer stdErrorBuffer = new StringBuffer();
|
---|
791 |
|
---|
792 | while ((s = stdError.readLine()) != null) {
|
---|
793 | stdErrorBuffer.append(s+"\n");
|
---|
794 |
|
---|
795 | if(s.contains("-->")){
|
---|
796 | s = s.replace("-->", "");
|
---|
797 | out.println("<!-- " + s + " -->");
|
---|
798 | }
|
---|
799 | else{
|
---|
800 | out.println("<!-- " + s + " -->");
|
---|
801 | }
|
---|
802 | out.flush();
|
---|
803 | }
|
---|
804 |
|
---|
805 |
|
---|
806 | out.println("<p>Here is the standard output:</p>\n");
|
---|
807 | out.println("<p><pre>" + stdInputBuffer + "</pre></p>");
|
---|
808 | out.println("<p>Here is the standard error (if any):</p>\n");
|
---|
809 | out.println("<p><pre>" + stdErrorBuffer + "</pre></p>");
|
---|
810 | out.flush();
|
---|
811 | //if (p.exitValue() != 0)
|
---|
812 | if (false){
|
---|
813 | out.println("<p>An error occurred while building the collection.</p>");
|
---|
814 | out.println("<p>Here is the standard output:</p>\n");
|
---|
815 | out.println("<p><pre>" + stdInputBuffer + "</pre></p>");
|
---|
816 | out.println("<p>Here is the standard error (if any):</p>\n");
|
---|
817 | out.println("<p><pre>" + stdErrorBuffer + "</pre></p>");
|
---|
818 | }
|
---|
819 |
|
---|
820 | InputStream is = proc.getInputStream();
|
---|
821 | is.close();
|
---|
822 |
|
---|
823 | OutputStream os = proc.getOutputStream();
|
---|
824 | os.close();
|
---|
825 |
|
---|
826 | InputStream es = proc.getErrorStream();
|
---|
827 | es.close();
|
---|
828 |
|
---|
829 | stdInput.close();
|
---|
830 | stdError.close();
|
---|
831 | proc.waitFor();
|
---|
832 | return proc;
|
---|
833 |
|
---|
834 | }catch(Exception ex){
|
---|
835 | ex.printStackTrace();
|
---|
836 | }
|
---|
837 | return null;
|
---|
838 | }
|
---|
839 | private Process processShell( String command, PrintWriter out) {
|
---|
840 |
|
---|
841 | String s= "";
|
---|
842 | try {
|
---|
843 | String[] args = new String[]{"sh", "-c", command};
|
---|
844 | Process p = Runtime.getRuntime().exec(args);
|
---|
845 | BufferedReader stdInput = new BufferedReader(new InputStreamReader(p.getInputStream()));
|
---|
846 | BufferedReader stdError = new BufferedReader(new InputStreamReader(p.getErrorStream()));
|
---|
847 | StringBuffer stdInputBuffer = new StringBuffer();
|
---|
848 |
|
---|
849 | while ((s = stdInput.readLine()) != null) {
|
---|
850 | stdInputBuffer.append(s+"\n");
|
---|
851 | if(s.contains("-->")){
|
---|
852 | s = s.replace("-->", "");
|
---|
853 | out.println("<!-- " + s + " -->");
|
---|
854 | }
|
---|
855 | else{
|
---|
856 | out.println("<!-- " + s + " -->");
|
---|
857 | }
|
---|
858 | out.flush();
|
---|
859 | }
|
---|
860 |
|
---|
861 | StringBuffer stdErrorBuffer = new StringBuffer();
|
---|
862 |
|
---|
863 | while ((s = stdError.readLine()) != null) {
|
---|
864 | stdErrorBuffer.append(s+"\n");
|
---|
865 |
|
---|
866 | if(s.contains("-->")){
|
---|
867 | s = s.replace("-->", "");
|
---|
868 | out.println("<!-- " + s + " -->");
|
---|
869 | }
|
---|
870 | else{
|
---|
871 | out.println("<!-- " + s + " -->");
|
---|
872 | }
|
---|
873 | out.flush();
|
---|
874 | }
|
---|
875 |
|
---|
876 | out.println("<p>Here is the standard output:</p>\n");
|
---|
877 | out.println("<p><pre>" + stdInputBuffer + "</pre></p>");
|
---|
878 | out.println("<p>Here is the standard error (if any):</p>\n");
|
---|
879 | out.println("<p><pre>" + stdErrorBuffer + "</pre></p>");
|
---|
880 | out.flush();
|
---|
881 | //if (p.exitValue() != 0)
|
---|
882 | if (false){
|
---|
883 | out.println("<p>An error occurred while building the collection.</p>");
|
---|
884 | out.println("<p>Here is the standard output:</p>\n");
|
---|
885 | out.println("<p><pre>" + stdInputBuffer + "</pre></p>");
|
---|
886 | out.println("<p>Here is the standard error (if any):</p>\n");
|
---|
887 | out.println("<p><pre>" + stdErrorBuffer + "</pre></p>");
|
---|
888 | }
|
---|
889 |
|
---|
890 | InputStream is = p.getInputStream();
|
---|
891 | is.close();
|
---|
892 |
|
---|
893 | OutputStream os = p.getOutputStream();
|
---|
894 | os.close();
|
---|
895 |
|
---|
896 | InputStream es = p.getErrorStream();
|
---|
897 | es.close();
|
---|
898 |
|
---|
899 | stdInput.close();
|
---|
900 | stdError.close();
|
---|
901 |
|
---|
902 | return p;
|
---|
903 | }
|
---|
904 | catch (IOException e) {
|
---|
905 | out.println("exception happened - here's what I know: ");
|
---|
906 | out.println(e.toString());
|
---|
907 | out.flush();
|
---|
908 | }
|
---|
909 | return null;
|
---|
910 | }
|
---|
911 |
|
---|
912 | private void analyzeCollection(PrintWriter out, String collectionName,String collectionURL,String collectionHost, String Prefix){
|
---|
913 |
|
---|
914 | String collName = collectionName;
|
---|
915 | String oaiURLString = collectionURL;
|
---|
916 | String host = collectionHost;
|
---|
917 |
|
---|
918 | try{
|
---|
919 | DescribeMessager dm = new DescribeMessager(collName,oaiURLString);
|
---|
920 | out.println("<p>Generating statistics and visualisations...</p>");
|
---|
921 | out.flush();
|
---|
922 | out.println("<p>please wait.</p>");
|
---|
923 | out.flush();
|
---|
924 | boolean status = dm.describeMatadata(out,collName,oaiURLString,Prefix);
|
---|
925 |
|
---|
926 | if(status){
|
---|
927 | out.println("<script type=\"text/javascript\" language=\"JavaScript\">");
|
---|
928 | out.println("reconfig();");
|
---|
929 | out.println("</script>");
|
---|
930 | out.println("<a href=\""+host+collName+"/Overall.html\">View the report</a>");
|
---|
931 | }
|
---|
932 | out.println("</body></html>");
|
---|
933 | }catch(Exception e){e.printStackTrace(out);
|
---|
934 | out.println("<p><pre>"+e.toString()+"</pre></p>");
|
---|
935 | }
|
---|
936 | out.close();
|
---|
937 | }
|
---|
938 |
|
---|
939 | private void loadRuntimeSettings(){
|
---|
940 |
|
---|
941 |
|
---|
942 | fileSeparator = File.separator;
|
---|
943 | gsdl3Home = globalProperty.getGSDL3Home();
|
---|
944 | globalProperty = new GlobalProperties();
|
---|
945 | maxRecord ="10";
|
---|
946 |
|
---|
947 | String os = "linux";
|
---|
948 | if(System.getProperty("os.name").toLowerCase().contains("windows")){
|
---|
949 | gsdl3Home = gsdl3Home.replace("\\", "/");
|
---|
950 | os = "windows";
|
---|
951 | }
|
---|
952 | String gsdl3Root = GSPath.removeLastLink(gsdl3Home);
|
---|
953 |
|
---|
954 | if(os.equals("windows")){
|
---|
955 | gsdl3Root = gsdl3Root.replace("/","\\");
|
---|
956 | gsdl3Home = gsdl3Home.replace("/", "\\");
|
---|
957 | }
|
---|
958 |
|
---|
959 | try{
|
---|
960 | Properties prop = new Properties();
|
---|
961 | FileInputStream fis = new FileInputStream(gsdl3Root+fileSeparator+"ext"+fileSeparator+"mat"+fileSeparator+"properties.xml");
|
---|
962 | prop.load(fis);
|
---|
963 |
|
---|
964 | titleString ="<title>"+ prop.getProperty("Servlet.Title")+"</title>";
|
---|
965 | h1String ="<h2>"+ prop.getProperty("Servlet.Head")+"</h2>";
|
---|
966 | cssString = "<link rel=\"stylesheet\" href=\"http://"+hostName+":"+port_number+"/greenstone3/mat/script/mat.css\" type=\"text/css\" >";
|
---|
967 | javaScript = "<script type=\"text/javascript\" src=\"http://"+hostName+":"+port_number+"/greenstone3/mat/script/status3.js\"></script>";;
|
---|
968 | headerString2 = "<head>" + titleString + "\n" + javaScript + cssString+"</head>\n";
|
---|
969 | headerString ="<head>" + titleString + "\n" + cssString + "</head>\n";
|
---|
970 | logoURL =prop.getProperty("Servlet.Logo");
|
---|
971 | description = prop.getProperty("Servlet.Description");
|
---|
972 |
|
---|
973 | proxyHostContent = prop.getProperty("Servlet.proxyHost");
|
---|
974 | proxyPortContent = prop.getProperty("Servlet.proxyPort");
|
---|
975 |
|
---|
976 | collection_creator = prop.getProperty("Servlet.Collection.Creator");
|
---|
977 |
|
---|
978 | }catch(Exception ex){
|
---|
979 | ex.printStackTrace();
|
---|
980 | }
|
---|
981 |
|
---|
982 |
|
---|
983 | try {
|
---|
984 | java.net.InetAddress localMachine = java.net.InetAddress.getLocalHost();
|
---|
985 | hostName = localMachine.getHostName();
|
---|
986 | }catch (java.net.UnknownHostException uhe) {
|
---|
987 | uhe.printStackTrace();
|
---|
988 | }
|
---|
989 |
|
---|
990 | }
|
---|
991 | }
|
---|