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comparison src/nabble/view/web/help/SearchHelp.java @ 0:7ecd1a4ef557

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add content
author Franklin Schmidt <fschmidt@gmail.com>
date Thu, 21 Mar 2019 19:15:52 -0600
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-1:000000000000 0:7ecd1a4ef557
1
2 package nabble.view.web.help;
3
4 import fschmidt.util.java.HtmlUtils;
5 import nabble.model.Lucene;
6 import nabble.view.lib.Jtp;
7 import nabble.view.lib.Shared;
8 import nabble.view.lib.help.Help;
9 import org.apache.lucene.queryParser.ParseException;
10
11 import javax.servlet.ServletException;
12 import javax.servlet.http.HttpServlet;
13 import javax.servlet.http.HttpServletRequest;
14 import javax.servlet.http.HttpServletResponse;
15 import java.io.IOException;
16 import java.io.PrintWriter;
17
18
19 public class SearchHelp extends HttpServlet {
20
21 static {
22 Help.index();
23 }
24
25 protected void service(HttpServletRequest request,HttpServletResponse response)
26 throws ServletException, IOException
27 {
28 PrintWriter out = response.getWriter();
29 String errorMessage = null;
30 String query = request.getParameter("query");
31 if (query != null) {
32 query = query.trim().replaceAll("\\band\\b","AND").replaceAll("\\bor\\b","OR").replaceAll("\\bnot\\b","NOT");
33 }
34 if (query == null || "".equals(query)) {
35 response.sendRedirect("Index.jtp");
36 return;
37 }
38
39 Help[] help = null;
40 try {
41 help = Lucene.searchHelp(query);
42 } catch(ParseException e) {
43 errorMessage = "This query is invalid.\nFor more information, read [link]http://lucene.apache.org/java/2_4_1/queryparsersyntax.html[/link]";
44 }
45
46 out.print( "\n<html>\n <head>\n " );
47 Shared.title(request,response,"Help");
48 out.print( "\n </head>\n <body>\n " );
49 Shared.helpHeader(request,response);
50 out.print( "\n <div class=\"content-description\">\n <h1>Search Results</h1>\n <form action=\"" );
51 out.print( (response.encodeURL("SearchHelp.jtp")) );
52 out.print( "\" name=\"searchform\">\n <input name=\"query\" size=\"40\" value=\"" );
53 out.print( (HtmlUtils.htmlEncode(Jtp.hideNull(query))) );
54 out.print( "\" />\n <input type=\"submit\" value=\"Search\" />\n <span class=\"small\" style=\"margin-left:2em;\"><a href=\"" );
55 out.print( (response.encodeURL("Index.jtp")) );
56 out.print( "\">Return to Help Topics</a> &#187;</span>\n </form>\n <p>\n " );
57 if (errorMessage != null) {
58 Shared.errorMessage(request, response, errorMessage, "Please check our <a href=\""+Help.search.url()+"\">search tips</a> page.");
59 } else if (help != null && help.length==0) {
60
61 out.print( "\nNo help topics found for <strong>" );
62 out.print( (HtmlUtils.htmlEncode(query)) );
63 out.print( "</strong>\n" );
64
65 } else {
66
67 out.print( "\n<strong>" );
68 out.print( (help.length) );
69 out.print( "</strong> help topics found for <strong>" );
70 out.print( (HtmlUtils.htmlEncode(query)) );
71 out.print( "</strong>\n</p>\n<ul>\n" );
72
73 for (int i=0; i<help.length; i++) {
74
75 out.print( "\n<li>" );
76 out.print( (help[i].link(request)) );
77 out.print( "</li>\n" );
78
79 }
80
81 out.print( "\n</ul>\n" );
82
83 }
84
85 out.print( "\n<p><br />If you still have questions, visit the " );
86 out.print( (Jtp.supportLink()) );
87 out.print( " forum.</p>\n</div>\n" );
88 Shared.footer(request,response);
89 out.print( "\n" );
90 Shared.analytics(request,response);
91 out.print( "\n</body>\n</html>\n" );
92
93 }
94 }
95