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1
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2 package nabble.view.web.help;
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3
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4 import fschmidt.util.java.HtmlUtils;
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5 import nabble.model.Lucene;
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6 import nabble.view.lib.Jtp;
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7 import nabble.view.lib.Shared;
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8 import nabble.view.lib.help.Help;
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9 import org.apache.lucene.queryParser.ParseException;
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10
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11 import javax.servlet.ServletException;
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12 import javax.servlet.http.HttpServlet;
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13 import javax.servlet.http.HttpServletRequest;
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14 import javax.servlet.http.HttpServletResponse;
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15 import java.io.IOException;
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16 import java.io.PrintWriter;
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17
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18
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19 public class SearchHelp extends HttpServlet {
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20
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21 static {
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22 Help.index();
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23 }
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24
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25 protected void service(HttpServletRequest request,HttpServletResponse response)
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26 throws ServletException, IOException
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27 {
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28 PrintWriter out = response.getWriter();
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29 String errorMessage = null;
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30 String query = request.getParameter("query");
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31 if (query != null) {
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32 query = query.trim().replaceAll("\\band\\b","AND").replaceAll("\\bor\\b","OR").replaceAll("\\bnot\\b","NOT");
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33 }
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34 if (query == null || "".equals(query)) {
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35 response.sendRedirect("Index.jtp");
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36 return;
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37 }
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38
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39 Help[] help = null;
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40 try {
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41 help = Lucene.searchHelp(query);
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42 } catch(ParseException e) {
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43 errorMessage = "This query is invalid.\nFor more information, read [link]http://lucene.apache.org/java/2_4_1/queryparsersyntax.html[/link]";
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44 }
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45
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46 out.print( "\n<html>\n <head>\n " );
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47 Shared.title(request,response,"Help");
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48 out.print( "\n </head>\n <body>\n " );
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49 Shared.helpHeader(request,response);
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50 out.print( "\n <div class=\"content-description\">\n <h1>Search Results</h1>\n <form action=\"" );
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51 out.print( (response.encodeURL("SearchHelp.jtp")) );
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52 out.print( "\" name=\"searchform\">\n <input name=\"query\" size=\"40\" value=\"" );
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53 out.print( (HtmlUtils.htmlEncode(Jtp.hideNull(query))) );
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54 out.print( "\" />\n <input type=\"submit\" value=\"Search\" />\n <span class=\"small\" style=\"margin-left:2em;\"><a href=\"" );
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55 out.print( (response.encodeURL("Index.jtp")) );
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56 out.print( "\">Return to Help Topics</a> »</span>\n </form>\n <p>\n " );
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57 if (errorMessage != null) {
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58 Shared.errorMessage(request, response, errorMessage, "Please check our <a href=\""+Help.search.url()+"\">search tips</a> page.");
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59 } else if (help != null && help.length==0) {
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60
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61 out.print( "\nNo help topics found for <strong>" );
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62 out.print( (HtmlUtils.htmlEncode(query)) );
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63 out.print( "</strong>\n" );
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64
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65 } else {
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66
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67 out.print( "\n<strong>" );
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68 out.print( (help.length) );
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69 out.print( "</strong> help topics found for <strong>" );
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70 out.print( (HtmlUtils.htmlEncode(query)) );
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71 out.print( "</strong>\n</p>\n<ul>\n" );
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72
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73 for (int i=0; i<help.length; i++) {
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74
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75 out.print( "\n<li>" );
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76 out.print( (help[i].link(request)) );
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77 out.print( "</li>\n" );
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78
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79 }
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80
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81 out.print( "\n</ul>\n" );
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82
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83 }
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84
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85 out.print( "\n<p><br />If you still have questions, visit the " );
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86 out.print( (Jtp.supportLink()) );
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87 out.print( " forum.</p>\n</div>\n" );
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88 Shared.footer(request,response);
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89 out.print( "\n" );
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90 Shared.analytics(request,response);
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91 out.print( "\n</body>\n</html>\n" );
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92
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93 }
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94 }
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95
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