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0
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1 package de.mpiwg.itgroup.nimanager.persons;
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2
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5
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3 import java.io.IOException;
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4 import java.io.InputStream;
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5 import java.io.StringWriter;
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0
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6 import java.io.UnsupportedEncodingException;
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5
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7 import java.io.Writer;
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0
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8 import java.net.URLDecoder;
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9 import java.sql.SQLException;
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10 import java.util.ArrayList;
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11 import java.util.HashMap;
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12 import java.util.List;
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13 import java.util.Map;
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14
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5
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15 import org.apache.commons.io.IOUtils;
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0
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16 import org.json.JSONArray;
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17 import org.openrdf.model.Statement;
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18 import org.openrdf.repository.RepositoryException;
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19 import org.openrdf.repository.RepositoryResult;
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20 import org.restlet.Context;
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2
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21 import org.restlet.data.ClientInfo;
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0
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22 import org.restlet.data.Form;
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23 import org.restlet.data.MediaType;
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24 import org.restlet.data.Status;
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25 import org.restlet.engine.component.ChildContext;
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26 import org.restlet.ext.json.JsonRepresentation;
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27 import org.restlet.representation.Representation;
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28 import org.restlet.representation.StringRepresentation;
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29 import org.restlet.resource.Get;
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30 import org.restlet.resource.Options;
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31 import org.restlet.resource.ServerResource;
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32
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4
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33 import de.mpiwg.itgroup.triplestoremanager.exceptions.TripleStoreHandlerException;
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34 import de.mpiwg.itgroup.triplestoremanager.owl.TripleStoreHandler;
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35
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0
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36 import virtuoso.jdbc4.VirtuosoResultSet;
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4
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37
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0
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38
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39 public class PersonByNameService extends ServerResource {
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40
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41 private String VIRTUOSO_PW;
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42 private String VIRTUOSO_USER;
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43 private String virtuoso_server_url;
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44 private String RELATION_FOR_NAME_SEARCH = "http://xmlns.com/foaf/0.1/name";
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45 private String PERSONS_CONTEXT;
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46 private TripleStoreHandler th;
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47
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48 public PersonByNameService() {
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49 ChildContext context = (ChildContext)Context.getCurrent();
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50 virtuoso_server_url = context.getParameters().getFirstValue("de.mpwig.itgroup.personSearch.virtuoso.url");
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51 VIRTUOSO_PW = context.getParameters().getFirstValue("de.mpwig.itgroup.personSearch.virtuoso.pw");
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52 VIRTUOSO_USER = context.getParameters().getFirstValue("de.mpwig.itgroup.personSearch.virtuoso.user");
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53 PERSONS_CONTEXT = context.getParameters().getFirstValue("de.mpwig.itgroup.personSearch.virtuoso.personsGraphURI");
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54 //th = TripleStoreHandler.getInstance("jdbc:virtuoso://virtuoso.mpiwg-berlin.mpg.de:1111", "dba", "dba");
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55 try {
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56 th = new TripleStoreHandler(virtuoso_server_url, VIRTUOSO_USER, VIRTUOSO_PW);
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57 } catch (TripleStoreHandlerException e) {
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58 // TODO Auto-generated catch block
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59 e.printStackTrace();
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60 }
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61 }
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62
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63 @Options
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64 public void doOptions(Representation entity) {
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65 Form responseHeaders = (Form) getResponse().getAttributes().get(
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5
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66 "org.restlet.http.headers");
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67 if (responseHeaders == null) {
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68 responseHeaders = new Form();
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69 getResponse().getAttributes().put("org.restlet.http.headers",
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70 responseHeaders);
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71 }
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72 responseHeaders.add("Access-Control-Allow-Origin", "*");
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73 responseHeaders.add("Access-Control-Allow-Methods", "POST,OPTIONS,GET");
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74 responseHeaders.add("Access-Control-Allow-Headers", "Content-Type");
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75 responseHeaders.add("Access-Control-Allow-Credentials", "false");
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76 responseHeaders.add("Access-Control-Max-Age", "60");
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77 }
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78
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79 public Representation getTest() {
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80 return new StringRepresentation("TEST");
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81 }
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82
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83 @Get("json")
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84 public Representation getJson() {
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85 Form responseHeaders = (Form) getResponse().getAttributes().get(
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86 "org.restlet.http.headers");
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87 if (responseHeaders == null) {
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88 responseHeaders = new Form();
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89 getResponse().getAttributes().put("org.restlet.http.headers",
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90 responseHeaders);
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91 }
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92 responseHeaders.add("Access-Control-Allow-Origin", "*");
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93
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94 JSONArray resultsJsonArray = new JSONArray();
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95 try {
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96 String id = (String) getRequest().getAttributes().get("name");
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97 id = URLDecoder.decode(id, "utf-8");
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98
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99 //InputStream is = getClass().getResourceAsStream("de/mpiwg/itgroup/nimanager/persons/personQueryString");
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100 InputStream is = getClass().getResourceAsStream("personQueryString");
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101 Writer sw = new StringWriter();
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102 IOUtils.copy(is, sw,"utf-8");
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103
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104 String queryPersonWPMD=String.format(sw.toString(), id,id);
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105
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106 java.sql.Statement smt = th.sqlCon.createStatement();
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107
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108
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109 smt.execute(queryPersonWPMD);
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110 VirtuosoResultSet rs = (VirtuosoResultSet) smt.getResultSet();
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111 Map<String,String> resultMap = new HashMap<String, String>();
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112 while(rs.next()){
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113 if (rs.getString("person")!=null){
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114 resultMap.put("person",rs.getString("person"));
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115 }else {
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116 resultMap.put("person","");
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117 }
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118 if (rs.getString("objects")!=null){
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119 resultMap.put("wikipedia",rs.getString("objects"));
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120 } else {
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121 resultMap.put("wikipedia","");
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122 }
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123 if (rs.getString("gnd")!=null){
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124 resultMap.put("gnd",rs.getString("gnd"));
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125 } else {
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126 resultMap.put("gnd","");
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127 }
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128 if (rs.getString("birthDate")!=null){
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129 resultMap.put("birthDate",rs.getString("birthDate"));
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130 } else {
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131 resultMap.put("birthDate","");
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132 }
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133 if (rs.getString("deathDate")!=null){
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134 resultMap.put("deathDate",rs.getString("deathDate"));
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135 } else {
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136 resultMap.put("deathDate","");
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137 }
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138 resultMap.put("name",id);
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139 resultsJsonArray.put(resultMap);
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140 }
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141
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142 return new JsonRepresentation(resultsJsonArray);
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143
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144 } catch (UnsupportedEncodingException e) {
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145 e.printStackTrace();
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146 setStatus(Status.SERVER_ERROR_INTERNAL, "REPOSITORY ERROR");
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147 return new JsonRepresentation(new JSONArray());
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148
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149 } catch (SQLException e) {
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150
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151 e.printStackTrace();
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152 setStatus(Status.SERVER_ERROR_INTERNAL, "REPOSITORY SQL ERROR");
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153 return new JsonRepresentation(new JSONArray());
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154
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155 } catch (IOException e) {
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156 // TODO Auto-generated catch block
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157 e.printStackTrace();
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158 setStatus(Status.SERVER_ERROR_INTERNAL);
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159 return new JsonRepresentation(new JSONArray());
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160 }
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161
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162
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163 }
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164
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165 @Get("xml")
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166 public Representation getXML() {
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167 List<MediaType> supported=new ArrayList<MediaType>();
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168 supported.add(MediaType.APPLICATION_JSON);
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169
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170 ClientInfo ci = getRequest().getClientInfo();
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171
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172 if(ci==null){ //don't know why this can happen, but sometimes does
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173 setStatus(Status.SERVER_ERROR_INTERNAL);
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174 return null;
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175 }
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176 MediaType types = getRequest().getClientInfo().getPreferredMediaType(supported);
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177 if (types.equals(MediaType.APPLICATION_JSON))
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178 return getJson();
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179
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180 try {
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181 String id = (String) getRequest().getAttributes().get("name");
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182 id = URLDecoder.decode(id, "utf-8");
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183 RepositoryResult<Statement> statements = th.getStatements(null,
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184 th.createUri(RELATION_FOR_NAME_SEARCH),
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185 th.createLiteral(id, "en"), PERSONS_CONTEXT);
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186 String ret = "<results>";
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187 while (statements.hasNext()) {
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188 Statement statement = statements.next();
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189 ret += "<result subj=\"" + statement.getSubject().stringValue()
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190 + "\"/>";
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191 }
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192 ret += "</results>";
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193
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194 return new StringRepresentation(ret, MediaType.TEXT_XML);
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195
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196 } catch (RepositoryException e) {
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197
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198 e.printStackTrace();
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199 setStatus(Status.SERVER_ERROR_INTERNAL, "REPOSITORY ERROR");
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200 return new StringRepresentation(
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201 "<xml><error>Repository Error</error></xml>",
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202 MediaType.TEXT_XML);
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203 } catch (UnsupportedEncodingException e) {
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204 e.printStackTrace();
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205 setStatus(Status.SERVER_ERROR_INTERNAL, "REPOSITORY ERROR");
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206 return new StringRepresentation(
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207 "<xml><error>Unsupported encoding</error></xml>",
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208 MediaType.TEXT_XML);
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209 }
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210 }
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211
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212 @Get("html")
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213 public Representation getHTML() {
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214
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215 List<MediaType> supported=new ArrayList<MediaType>();
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216 supported.add(MediaType.APPLICATION_JSON);
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217
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218 ClientInfo ci = getRequest().getClientInfo();
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219
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220 if(ci==null){ //don't know why this can happen, but sometimes does
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221 setStatus(Status.SERVER_ERROR_INTERNAL);
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222 return null;
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223 }
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224 MediaType types = ci.getPreferredMediaType(supported);
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225 if (types!=null)
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226 if (types.equals(MediaType.APPLICATION_JSON))
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227 return getJson();
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228
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229 Form responseHeaders = (Form) getResponse().getAttributes().get(
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230 "org.restlet.http.headers");
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231 if (responseHeaders == null) {
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232 responseHeaders = new Form();
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233 getResponse().getAttributes().put("org.restlet.http.headers",
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234 responseHeaders);
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235 }
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236 responseHeaders.add("Access-Control-Allow-Origin", "*");
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237 try {
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238 String id = (String) getRequest().getAttributes().get("name");
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239 id = URLDecoder.decode(id, "utf-8");
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240
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241 InputStream is = getClass().getResourceAsStream("personQueryStringFull");
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242 Writer sw = new StringWriter();
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243 IOUtils.copy(is, sw,"utf-8");
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244
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245 String queryPersonWPMD=String.format(sw.toString(), id,id);
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246
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247 java.sql.Statement smt = th.sqlCon.createStatement();
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248
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249
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250 smt.execute(queryPersonWPMD);
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251 VirtuosoResultSet rs = (VirtuosoResultSet) smt.getResultSet();
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252
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253
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254 String person="";
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255 String bd="";
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256 String dd="";
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257
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258 String ret = "";
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259
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260 List<String> alternateMPIWGAdresses = new ArrayList<String>();
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261
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262 while(rs.next()){
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263 person= rs.getString("person");
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264 String gnd= rs.getString("gnd");
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265
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266
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267 String bdNew= rs.getString("birthDate"); // setzte Geburtsdatum, falls noch nicht geschehen
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268 if (bdNew!=null && bd.equals("")){
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269 bd=bdNew;
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270 }
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271 String ddNew= rs.getString("deathDate"); // setzte Todesdatum, falls noch nicht geschehen
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272 if (ddNew!=null && dd.equals("")){
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273 dd=ddNew;
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274 }
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275
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276 String person2=rs.getString("person2"); // get alternative MPIWG ID
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277 if (person2!=null){
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278 alternateMPIWGAdresses.add(person2);
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279 }
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280 ret+=String.format("<li>external ID:<a href=\"%s\">%s </a></li>",gnd,gnd);
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281
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282 String sameID = rs.getString("gndSame");
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283 if (sameID!=null){
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284 ret+=String.format("<li>external ID: <a href=\"%s\">%s </a></li>",sameID,sameID);
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285 }
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0
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286 }
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287
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288 ret = "<html><body><div id=\"resultNames\">"+
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289 String.format("<div>%s (%s-%s)</div>",id,bd,dd)+
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290 String.format("<div>MPIWG ID:<a href=\"%s\">%s </a></div><ul>",person,person)+
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291 ret+
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292 "</ul>";
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293 if(alternateMPIWGAdresses.size()>0){
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294 ret+="<div><div>Alternative MPIWG addresses (don't use)</div><ul>";
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295 for (String alt: alternateMPIWGAdresses){
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296 ret+=String.format("<li><a href=\"%s\">%s </a></li>",alt,alt);
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297 }
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298 ret+="</ul></div>";
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299 }
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300
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301 ret+="</div></body></html>";
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0
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302
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303 return new StringRepresentation(ret, MediaType.TEXT_HTML);
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304
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305 } catch (UnsupportedEncodingException e) {
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306 e.printStackTrace();
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307 setStatus(Status.SERVER_ERROR_INTERNAL, "REPOSITORY ERROR");
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308 return new StringRepresentation(
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309 "<xml><error>Unsupported encoding</error></xml>",
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310 MediaType.TEXT_HTML);
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311 } catch (SQLException e) {
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312
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0
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313 e.printStackTrace();
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314 setStatus(Status.SERVER_ERROR_INTERNAL, "REPOSITORY SQL ERROR");
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315 return new StringRepresentation(
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316 "<xml><error>Unsupported encoding</error></xml>",
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317 MediaType.TEXT_HTML);
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5
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318 } catch (IOException e) {
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319 e.printStackTrace();
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320 setStatus(Status.SERVER_ERROR_INTERNAL);
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321 return null;
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0
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322 }
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323 }
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324
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5
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325 public List<Map<String,String>> getMaps(String id){
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326 ArrayList<Map<String, String>> retList = new ArrayList<Map<String,String>>();
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327 try {
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328
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329
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330 //InputStream is = getClass().getResourceAsStream("de/mpiwg/itgroup/nimanager/persons/personQueryString");
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331 InputStream is = getClass().getResourceAsStream("personQueryString");
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332 Writer sw = new StringWriter();
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333 IOUtils.copy(is, sw,"utf-8");
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334
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6
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335 String queryPersonWPMD=String.format(sw.toString(), id,id);
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5
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336
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337 java.sql.Statement smt = th.sqlCon.createStatement();
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338
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339
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340 smt.execute(queryPersonWPMD);
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341 VirtuosoResultSet rs = (VirtuosoResultSet) smt.getResultSet();
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342 Map<String,String> resultMap = new HashMap<String, String>();
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343 while(rs.next()){
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344 if (rs.getString("person")!=null){
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345 resultMap.put("person",rs.getString("person"));
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346 }else {
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347 resultMap.put("person","");
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348 }
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349 if (rs.getString("objects")!=null){
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350 resultMap.put("wikipedia",rs.getString("objects"));
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351 } else {
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352 resultMap.put("wikipedia","");
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353 }
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354 if (rs.getString("gnd")!=null){
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355 resultMap.put("gnd",rs.getString("gnd"));
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356 } else {
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357 resultMap.put("gnd","");
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358 }
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359 if (rs.getString("birthDate")!=null){
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360 resultMap.put("birthDate",rs.getString("birthDate"));
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361 } else {
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362 resultMap.put("birthDate","");
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363 }
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364 if (rs.getString("deathDate")!=null){
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365 resultMap.put("deathDate",rs.getString("deathDate"));
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366 } else {
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367 resultMap.put("deathDate","");
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368 }
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369 resultMap.put("name",id);
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370 retList.add(resultMap);
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371 }
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372
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373 return retList;
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374
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375 } catch (UnsupportedEncodingException e) {
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376 e.printStackTrace();
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377
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378 return null;
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379
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380 } catch (SQLException e) {
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381
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382 e.printStackTrace();
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383
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384 return null;
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385
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386 } catch (IOException e) {
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387 // TODO Auto-generated catch block
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388 e.printStackTrace();
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389 setStatus(Status.SERVER_ERROR_INTERNAL);
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390 return null;
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391 }
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392
|
|
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393
|
|
|
394
|
|
|
395
|
|
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396 }
|
|
0
|
397 }
|
