Mercurial > hg > LGDataverses

annotate src/main/java/de/mpiwg/gazetteer/servlet/GetRoleAssignments.java @ 12:c2e2d794847f

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new: add config.properties file for gazetteer
author Zoe Hong <zhong@mpiwg-berlin.mpg.de>
date Wed, 30 Sep 2015 13:43:54 +0200
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12
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1 package de.mpiwg.gazetteer.servlet;
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2
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3 import static edu.harvard.iq.dataverse.util.JsfHelper.JH;
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4
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5 import java.io.IOException;
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6 import java.util.ArrayList;
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7 import java.util.LinkedList;
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8 import java.util.List;
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9 import java.util.Set;
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10 import java.util.logging.Level;
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11 import java.util.logging.Logger;
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12
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13 import javax.ejb.EJB;
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14 import javax.servlet.ServletException;
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15 import javax.servlet.http.HttpServletRequest;
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16 import javax.servlet.http.HttpServletResponse;
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17
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18 import org.apache.commons.lang.StringUtils;
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19 import org.primefaces.json.JSONArray;
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20 import org.primefaces.json.JSONException;
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21 import org.primefaces.json.JSONObject;
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22
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23 import edu.harvard.iq.dataverse.DataFile;
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24 import edu.harvard.iq.dataverse.Dataverse;
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25 import edu.harvard.iq.dataverse.DataverseRoleServiceBean;
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26 import edu.harvard.iq.dataverse.DvObject;
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27 import edu.harvard.iq.dataverse.DvObjectServiceBean;
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28 import edu.harvard.iq.dataverse.RoleAssigneeServiceBean;
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29 import edu.harvard.iq.dataverse.RoleAssignment;
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30 import edu.harvard.iq.dataverse.ManagePermissionsPage.RoleAssignmentRow;
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31 import edu.harvard.iq.dataverse.authorization.AuthenticationRequest;
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32 import edu.harvard.iq.dataverse.authorization.CredentialsAuthenticationProvider;
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33 import edu.harvard.iq.dataverse.authorization.Permission;
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34 import edu.harvard.iq.dataverse.authorization.RoleAssignee;
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35 import edu.harvard.iq.dataverse.authorization.RoleAssigneeDisplayInfo;
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36 import edu.harvard.iq.dataverse.authorization.exceptions.AuthenticationFailedException;
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37 import edu.harvard.iq.dataverse.authorization.users.AuthenticatedUser;
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38
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39
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40 public class GetRoleAssignments extends AbstractMonographServlet{
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41
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42
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43 private static final Logger logger = Logger.getLogger(GetRoleAssignments.class.getName());
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44
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45 @EJB
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46 DvObjectServiceBean dvObjectService;
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47 @EJB
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48 DataverseRoleServiceBean roleService;
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49 @EJB
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50 RoleAssigneeServiceBean roleAssigneeService;
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51
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52 public List<JSONObject> getRoleAssignments (String datasetId) {
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53
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54 List<JSONObject> raList = new ArrayList<JSONObject>();
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55
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56 DvObject dvObject = dvObjectService.findDvObject(Long.parseLong(datasetId));
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57
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58 if (dvObject != null && dvObject.getId() != null) {
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59 Set<RoleAssignment> ras = roleService.rolesAssignments(dvObject);
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60
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61 for (RoleAssignment roleAssignment : ras) {
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62
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63 RoleAssignee roleAssignee = roleAssigneeService.getRoleAssignee(roleAssignment.getAssigneeIdentifier());
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64 if (roleAssignee != null) {
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65
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66 try {
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67 JSONObject aroleAssignment = new JSONObject();
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68 aroleAssignment.put("roleAssignment", roleAssignment);
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69 raList.add(aroleAssignment);
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70
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71
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72 } catch (JSONException e) {
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73
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74 e.printStackTrace();
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75 }
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76
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77 } else {
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78 logger.info("Could not find role assignee based on role assignment id " + roleAssignment.getId());
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79 }
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80
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81 }
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82 }
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83
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84 return raList;
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85 }
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86
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87
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88
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89 public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
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90 // Set response content type
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91 response.setContentType("application/json");
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92 JSONObject jsonResponse = new JSONObject();
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93
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94 String user = request.getParameter("user");
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95 String password = request.getParameter("password");
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96 String datasetId = request.getParameter("datasetId");
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97
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98 if(StringUtils.isNotEmpty(user) && StringUtils.isNotEmpty(password)){
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99
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100 // authenticate checking. TODO use GetUser.java or something like that to do the authenticate checking.
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101 AuthenticationRequest authReq = new AuthenticationRequest();
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102 authReq.putCredential("Username", user);
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103 authReq.putCredential("Password", password);
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104 try {
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105 String credentialsAuthProviderId = "builtin";
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106 this.authUser = authSvc.authenticate(credentialsAuthProviderId, authReq);
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107 System.out.println("User authenticated: " + authUser.getIdentifier());
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108 } catch (AuthenticationFailedException ex) {
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109 ex.printStackTrace();
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110 return;
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111 }
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112 if(authUser == null){
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113 try {
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114 jsonResponse.put("state", "error");
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115 jsonResponse.put("error", "User " + user + " no found.");
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116 } catch (JSONException e) {
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117
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118 e.printStackTrace();
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119 }
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120 } else {
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121 // get roleAssignments
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122 try {
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123 jsonResponse.put("state", "ok");
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124
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125 List<JSONObject> raJson = getRoleAssignments(datasetId);
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126 // raJson contains all roleAssignments in the dataset
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127 // find the roleAssignment for the user
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128 JSONArray assignments = new JSONArray();
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129
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130
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131 for (int i = 0; i < raJson.size(); i++) {
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132
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133 RoleAssignment aUser = (RoleAssignment) raJson.get(i).get("roleAssignment");
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134
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135 JSONObject assignment = new JSONObject();
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136 assignment.put("identifier", aUser.getAssigneeIdentifier());
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137 assignment.put("roleName", aUser.getRole().getName());
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138
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139 assignments.put(assignment);
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140
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141 }
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142
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143 jsonResponse.put("roleAssignments", assignments);
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144
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145 } catch (JSONException e) {
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146
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147 e.printStackTrace();
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148 }
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149 }
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150
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151 } else {
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152 try {
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153 jsonResponse.put("state", "error");
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154 jsonResponse.put("error", "Request error. Parameters 'user' and 'password' are mandatory");
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155 } catch (Exception e) {
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156 e.printStackTrace();
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157 }
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158 }
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159
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160 // ======================
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161
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162
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163 java.io.PrintWriter out = response.getWriter();
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164 out.print(jsonResponse);
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165 out.flush();
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166
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167
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168
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169 }
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170 }