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annotate software/mpdl-services/mpiwg-mpdl-cms-web/src/de/mpg/mpiwg/berlin/mpdl/servlets/cms/GetDocInfo.java @ 23:e845310098ba

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author Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
date Tue, 27 Nov 2012 12:35:19 +0100
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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1 package de.mpg.mpiwg.berlin.mpdl.servlets.cms;
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2
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3 import java.io.File;
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4 import java.io.IOException;
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5 import java.io.PrintWriter;
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6 import java.util.Date;
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7
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8 import javax.servlet.ServletConfig;
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9 import javax.servlet.ServletContext;
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10 import javax.servlet.ServletException;
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11 import javax.servlet.http.HttpServlet;
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12 import javax.servlet.http.HttpServletRequest;
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13 import javax.servlet.http.HttpServletResponse;
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14
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15 import org.apache.commons.io.FileUtils;
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16
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17 import de.mpg.mpiwg.berlin.mpdl.cms.document.DocumentHandler;
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18 import de.mpg.mpiwg.berlin.mpdl.cms.document.MetadataRecord;
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19 import de.mpg.mpiwg.berlin.mpdl.cms.lucene.IndexHandler;
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20 import de.mpg.mpiwg.berlin.mpdl.cms.transform.TocTransformer;
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21 import de.mpg.mpiwg.berlin.mpdl.exception.ApplicationException;
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22 import de.mpg.mpiwg.berlin.mpdl.util.Util;
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23
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24 public class GetDocInfo extends HttpServlet {
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25 private static final long serialVersionUID = 1L;
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26 private TocTransformer tocTransformer;
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27
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28 public GetDocInfo() {
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29 super();
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30 }
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31
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32 public void init(ServletConfig config) throws ServletException {
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33 super.init(config);
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34 ServletContext context = getServletContext();
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35 tocTransformer = (TocTransformer) context.getAttribute("tocTransformer");
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36 }
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37
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38 protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
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39 request.setCharacterEncoding("utf-8");
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40 response.setCharacterEncoding("utf-8");
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41 String docId = request.getParameter("docId");
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42 String field = request.getParameter("field");
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43 String outputFormat = request.getParameter("outputFormat");
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44 if (outputFormat == null)
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45 outputFormat = "xml";
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46 String cssUrl = request.getParameter("cssUrl");
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47 if (cssUrl == null) {
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48 String baseUrl = getBaseUrl(request);
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49 cssUrl = baseUrl + "/css/page.css";
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50 }
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51 try {
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52 IndexHandler indexHandler = IndexHandler.getInstance();
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53 MetadataRecord mdRecord = indexHandler.getDocMetadata(docId);
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54 if (outputFormat.equals("xml"))
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55 response.setContentType("text/xml");
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56 else if (outputFormat.equals("html"))
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57 response.setContentType("text/html");
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58 PrintWriter out = response.getWriter();
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59 if (mdRecord != null && outputFormat.equals("xml")) {
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60 out.print("<doc>");
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61 out.print("<id>" + docId + "</id>");
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62 String identifier = mdRecord.getIdentifier();
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63 if ((field == null || (field != null && field.equals("identifier"))) && identifier != null)
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64 out.print("<identifier>" + identifier + "</identifier>");
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65 String uri = mdRecord.getUri();
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66 if ((field == null || (field != null && field.equals("uri"))) && uri != null)
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67 out.print("<uri>" + uri + "</uri>");
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68 String collectionNames = mdRecord.getCollectionNames();
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69 if ((field == null || (field != null && field.equals("collectionNames"))) && collectionNames != null)
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70 out.print("<collectionNames>" + collectionNames + "</collectionNames>");
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71 String author = mdRecord.getCreator();
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72 if ((field == null || (field != null && field.equals("author"))) && author != null)
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73 out.print("<author>" + author + "</author>");
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74 String title = mdRecord.getTitle();
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75 if ((field == null || (field != null && field.equals("title"))) && title != null)
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76 out.print("<title>" + title + "</title>");
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77 String language = mdRecord.getLanguage();
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78 if ((field == null || (field != null && field.equals("language"))) && language != null)
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79 out.print("<language>" + language + "</language>");
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80 String publisher = mdRecord.getPublisher();
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81 if ((field == null || (field != null && field.equals("publisher"))) && publisher != null)
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82 out.print("<publisher>" + publisher + "</publisher>");
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83 String date = mdRecord.getYear();
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84 if ((field == null || (field != null && field.equals("date"))) && date != null)
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85 out.print("<date>" + date + "</date>");
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86 String subject = mdRecord.getSubject();
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87 if ((field == null || (field != null && field.equals("subject"))) && subject != null)
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88 out.print("<subject>" + subject + "</subject>");
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89 String rights = mdRecord.getRights();
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90 if ((field == null || (field != null && field.equals("rights"))) && rights != null)
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91 out.print("<rights>" + rights + "</rights>");
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92 String license = mdRecord.getLicense();
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93 if ((field == null || (field != null && field.equals("license"))) && license != null)
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94 out.print("<license>" + license + "</license>");
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95 String accessRights = mdRecord.getAccessRights();
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96 if ((field == null || (field != null && field.equals("accessRights"))) && accessRights != null)
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97 out.print("<accessRights>" + accessRights + "</accessRights>");
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98 String echoId = mdRecord.getEchoId();
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99 if ((field == null || (field != null && field.equals("echoId"))) && echoId != null)
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100 out.print("<echoId>" + echoId + "</echoId>");
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101 String echoPageImageDir = mdRecord.getEchoPageImageDir();
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102 if ((field == null || (field != null && field.equals("echoPageImageDir"))) && echoPageImageDir != null)
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103 out.print("<echoPageImageDir>" + echoPageImageDir + "</echoPageImageDir>");
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104 String echoFiguresDir = mdRecord.getEchoFiguresDir();
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105 if ((field == null || (field != null && field.equals("echoFiguresDir"))) && echoFiguresDir != null)
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106 out.print("<echoFiguresDir>" + echoFiguresDir + "</echoFiguresDir>");
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107 String mpiwgDocId = mdRecord.getMpiwgDocId();
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108 if ((field == null || (field != null && field.equals("mpiwgDocId"))) && mpiwgDocId != null)
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109 out.print("<mpiwgDocId>" + mpiwgDocId + "</mpiwgDocId>");
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110 if (field == null || (field != null && ! field.equals("toc") && ! field.equals("figures") && ! field.equals("notes") && ! field.equals("notesHandwritten") && ! field.equals("pages") && ! field.equals("places")))
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111 out.print("<system>");
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112 int pageCount = mdRecord.getPageCount();
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113 if (field == null || (field != null && field.equals("countPages")))
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114 out.print("<countPages>" + pageCount + "</countPages>");
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115 Date lastModified = mdRecord.getLastModified();
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116 if ((field == null || (field != null && field.equals("lastModified"))) && lastModified != null) {
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117 String lastModifiedStr = new Util().toXsDate(lastModified);
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118 out.print("<lastModified>" + lastModifiedStr + "</lastModified>");
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119 }
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120 String schemaName = mdRecord.getSchemaName();
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121 if ((field == null || (field != null && field.equals("schema"))) && schemaName != null)
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122 out.print("<schema>" + schemaName + "</schema>");
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123 if (field == null || (field != null && ! field.equals("toc") && ! field.equals("figures") && ! field.equals("notes") && ! field.equals("notesHandwritten") && ! field.equals("pages") && ! field.equals("places")))
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124 out.print("</system>");
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125 if (field != null && (field.equals("toc") || field.equals("figures") || field.equals("notes") || field.equals("notesHandwritten") || field.equals("pages") || field.equals("places"))) {
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126 DocumentHandler docHandler = new DocumentHandler();
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127 String docDir = docHandler.getDocDir(docId);
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128 String tocFileName = docDir + "/toc.xml";
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129 File tocFile = new File(tocFileName);
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130 String tocStr = FileUtils.readFileToString(tocFile, "utf-8");
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131 String tocXmlStr = tocTransformer.transform(tocStr, field, outputFormat);
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132 out.print(tocXmlStr);
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133 }
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134 out.print("</doc>");
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135 } else if (mdRecord != null && outputFormat.equals("html")) {
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136 if (field != null && (field.equals("toc") || field.equals("figures") || field.equals("notes") || field.equals("notesHandwritten") || field.equals("pages") || field.equals("places"))) {
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137 DocumentHandler docHandler = new DocumentHandler();
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138 String docDir = docHandler.getDocDir(docId);
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139 String tocFileName = docDir + "/toc.xml";
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140 File tocFile = new File(tocFileName);
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141 String tocStr = FileUtils.readFileToString(tocFile, "utf-8");
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142 String tocHtmlStr = tocTransformer.transform(tocStr, field, outputFormat);
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143 String title = docId + ", " + field;
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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144 String head = "<head><title>" + title + "</title><link rel=\"stylesheet\" type=\"text/css\" href=\"" + cssUrl + "\"/></head>";
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145 String result = "<html>" + head + "<body>" + tocHtmlStr + "</body>" + "</html>";
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146 out.print(result);
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147 }
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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148 } else {
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149 out.print("<result>" + "no document found with id: " + docId + "</result>");
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150 }
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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151 out.close();
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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152 } catch (ApplicationException e) {
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153 throw new ServletException(e);
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154 }
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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155 }
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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156
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157 protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
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158 doGet(request, response);
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159 }
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160
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161 private String getBaseUrl(HttpServletRequest request) {
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162 return getServerUrl(request) + request.getContextPath();
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163 }
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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164
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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165 private String getServerUrl(HttpServletRequest request) {
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166 if ( ( request.getServerPort() == 80 ) || ( request.getServerPort() == 443 ) )
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parents:
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167 return request.getScheme() + "://" + request.getServerName();
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
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168 else
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parents:
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169 return request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort();
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
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170 }
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
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171
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parents:
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172 }