1 | /* |
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2 | * Copyright (C) 2013 DASISH |
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3 | * |
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4 | * This program is free software; you can redistribute it and/or |
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5 | * modify it under the terms of the GNU General Public License |
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6 | * as published by the Free Software Foundation; either version 2 |
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7 | * of the License, or (at your option) any later version. |
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8 | * |
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9 | * This program is distributed in the hope that it will be useful, |
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10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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12 | * GNU General Public License for more details. |
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13 | * |
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14 | * You should have received a copy of the GNU General Public License |
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15 | * along with this program; if not, write to the Free Software |
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16 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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17 | */ |
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18 | package eu.dasish.annotation.backend; |
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19 | |
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20 | import eu.dasish.annotation.schema.Principal; |
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21 | import java.io.ByteArrayInputStream; |
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22 | import java.io.IOException; |
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23 | import java.io.InputStream; |
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24 | import java.util.Map; |
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25 | import javax.xml.parsers.DocumentBuilder; |
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26 | import javax.xml.parsers.DocumentBuilderFactory; |
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27 | import javax.xml.parsers.ParserConfigurationException; |
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28 | import org.springframework.security.authentication.encoding.ShaPasswordEncoder; |
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29 | import org.w3c.dom.Document; |
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30 | import org.w3c.dom.Element; |
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31 | import org.w3c.dom.ls.DOMImplementationLS; |
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32 | import org.w3c.dom.ls.LSSerializer; |
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33 | import org.xml.sax.SAXException; |
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34 | |
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35 | /** |
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36 | * |
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37 | * @author olhsha |
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38 | */ |
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39 | public class Helpers { |
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40 | |
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41 | //exception messages |
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42 | final static public String INVALID_BODY_EXCEPTION = "Invalide annotation body: both, text and xml options, are null."; |
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43 | |
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44 | public static String replace(String text, Map<String, ?> pairs) { |
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45 | StringBuilder result = new StringBuilder(text); |
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46 | for (String old : pairs.keySet()) { |
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47 | if (old != null) { |
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48 | if (!old.equals("")) { |
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49 | replaceString(result, old, pairs.get(old)); |
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50 | } |
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51 | } |
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52 | } |
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53 | return result.toString(); |
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54 | } |
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55 | |
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56 | public static StringBuilder replaceString(StringBuilder source, String oldFragment, Object newObject) { |
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57 | if (oldFragment != null) { |
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58 | int lengthOld = oldFragment.length(); |
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59 | String newFragment; |
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60 | if (newObject != null) { |
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61 | if (newObject instanceof Integer) { |
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62 | newFragment = ((Integer) newObject).toString(); |
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63 | } else { |
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64 | if (newObject instanceof String) { |
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65 | newFragment = (String) newObject; |
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66 | } else { |
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67 | newFragment = newObject.toString(); |
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68 | } |
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69 | } |
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70 | } else { |
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71 | newFragment = " "; |
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72 | } |
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73 | int lengthNew = newFragment.length(); |
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74 | int indexOf = source.indexOf(oldFragment); |
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75 | while (indexOf > 0) { |
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76 | source.delete(indexOf, indexOf + lengthOld); |
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77 | source.insert(indexOf, newFragment); |
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78 | indexOf = source.indexOf(oldFragment, indexOf + lengthNew); |
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79 | } |
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80 | } |
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81 | return source; |
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82 | } |
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83 | |
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84 | public static Element stringToElement(String string) throws ParserConfigurationException, IOException, SAXException { |
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85 | DocumentBuilder dbf = DocumentBuilderFactory.newInstance().newDocumentBuilder(); |
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86 | InputStream is = new ByteArrayInputStream(string.getBytes("UTF-16")); |
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87 | Document doc = dbf.parse(is); |
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88 | return doc.getDocumentElement(); |
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89 | |
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90 | } |
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91 | |
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92 | public static String elementToString(Element element) { |
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93 | Document document = element.getOwnerDocument(); |
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94 | DOMImplementationLS domImplLS = (DOMImplementationLS) document.getImplementation(); |
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95 | LSSerializer serializer = domImplLS.createLSSerializer(); |
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96 | String result = serializer.writeToString(element); |
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97 | return result; |
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98 | } |
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99 | |
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100 | public static String welcomeString(String baseUri, String remoteID) { |
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101 | String welcome = "<!DOCTYPE html><body>" |
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102 | + "You are logged in as " |
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103 | + remoteID + ".<br>" |
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104 | + "<h3>Welcome to DASISH Webannotator (DWAN)</h3><br>" |
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105 | + "<a href=\"" + baseUri + "\"> To DWAN's test jsp page</a>" |
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106 | + "</body>"; |
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107 | return welcome; |
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108 | } |
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109 | |
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110 | public static Principal createPrincipalElement(String name, String e_mail) { |
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111 | Principal result = new Principal(); |
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112 | result.setDisplayName(name); |
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113 | result.setEMail(e_mail); |
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114 | return result; |
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115 | } |
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116 | |
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117 | public static String hashPswd(String pswd, int strength, String salt) { |
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118 | ShaPasswordEncoder encoder = new ShaPasswordEncoder(strength); |
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119 | return encoder.encodePassword(pswd, salt); |
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120 | } |
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121 | } |
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