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1 package org.contineo.actions.search;
2
3 import java.util.ArrayList  ;
4 import java.util.Collection ;
5
6 import javax.servlet.http.HttpServletRequest ;
7 import javax.servlet.http.HttpServletResponse ;
8 import javax.servlet.http.HttpSession ;
9
10 import org.apache.log4j.Level;
11 import org.apache.log4j.Logger;
12 import org.apache.struts.action.Action;
13 import org.apache.struts.action.ActionForm;
14 import org.apache.struts.action.ActionForward;
15 import org.apache.struts.action.ActionMapping;
16 import org.contineo.core.LoggingManager;
17 import org.contineo.core.SessionManagement;
18 import org.contineo.core.config.SearchSettings;
19 import org.contineo.core.config.dao.SearchSettingsDAO;
20 import org.contineo.forms.SearchForm;
21 import org.contineo.searchengine.search.Search;
22 import org.contineo.searchengine.search.SearchOptions;
23 import org.contineo.searchengine.util.EdgeCounter;
24 import org.contineo.searchengine.util.TermSelector;
25
26
32 public class SearchAction extends Action {
33
34 private Logger logger;
35
36
37 public SearchAction() {
38 logger = LoggingManager.getLogger(this.getClass());
39 }
40
41 public ActionForward execute(ActionMapping mapping,
42 ActionForm form, HttpServletRequest request,
43 HttpServletResponse response) {
44 ActionForward actionForward = new ActionForward();
45 HttpSession session = request.getSession();
46 if (SessionManagement.isValid(session)) {
47 try {
48 String username = (String )session.getAttribute("authuser");
49 SearchSettingsDAO settingsDao = new SearchSettingsDAO();
50 SearchSettings settings = settingsDao.findByPrimaryKey(username);
51 String repres = settings.getRepresentation();
52 if (repres.equals("text"))
53 session.setAttribute("helppage", "search");
54 else
55 session.setAttribute("helppage", "civisearch");
56
57 SearchForm sform = (SearchForm)form;
58 SearchOptions opt = new SearchOptions();
59 ArrayList <String > fields = new ArrayList <String >();
60 if (sform.getContent())
61 fields.add("content");
62 if (sform.getKeywords())
63 fields.add("keywords");
64 if (sform.getSource())
65 fields.add("source");
66 if (sform.getSourceAuthor())
67 fields.add("sourceauthor");
68 if (sform.getSourceType())
69 fields.add("sourcetype");
70 if (sform.getCoverage())
71 fields.add("coverage");
72 String [] flds = (String [])fields.toArray(new String [fields.size()]);
73 opt.setFields(flds);
74 ArrayList <String > languages = new ArrayList <String >();
75 if (sform.getEnglish())
76 languages.add("en");
77 if (sform.getFrench())
78 languages.add("fr");
79 if (sform.getGerman())
80 languages.add("de");
81 String [] langs = (String [])languages.toArray(new String [languages.size()]);
82 opt.setLanguages(langs);
83 opt.setFuzzy(sform.getFuzzy());
85 opt.setQueryStr(sform.getQuery(), sform.getPhrase(), sform.getAny(), sform.getNot());
86 opt.setFormat(sform.getFormat());
87 opt.setLength(sform.getSize());
88 opt.setRelation(sform.getRelation());
89 opt.setDate(sform.getDate());
90 opt.setDateRelation(sform.getDateRelation());
91 opt.setUsername(username);
92 String hitsPerPage = request.getParameter("hpp");
93 if (hitsPerPage != null && !hitsPerPage.equals(""))
94 opt.setHitsPerPage(Integer.parseInt(hitsPerPage));
95 else
96 opt.setHitsPerPage(20);
97 Search search = new Search();
98 String lang = (String )session.getAttribute("language");
99 Collection result = search.search(opt, lang);
100 opt.setPageVect(search.getPageVect());
101 request.setAttribute("result", result);
102 session.setAttribute("options", opt);
103 request.setAttribute("hits", new Integer (search.getHitCount()));
104 request.setAttribute("query", sform.getQuery());
105
106 logger.info("User: " + username + " Suchanfrage: " + sform.getQuery() + " Darstellung: " + repres);
107
108 int s = opt.getStart();
109 int p = search.getHitCount() / opt.getHitsPerPage();
110 if ((search.getHitCount() % opt.getHitsPerPage()) != 0)
111 p++;
112 request.setAttribute("start", new Integer (s));
113 request.setAttribute("pages", new Integer (p));
114 request.setAttribute("pg", new Integer (1));
115 request.setAttribute("hpp", new Integer (opt.getHitsPerPage()));
116 if (repres.equals("text")) {
117 actionForward = mapping.findForward("resulttext");
119 } else {
120 request.setAttribute("doccount", new Integer (result.size()));
122
123 Collection keywords = new TermSelector().getTopTerms(result, 10);
125 request.setAttribute("keywords", keywords);
126 request.setAttribute("kwcount", new Integer (keywords.size()));
127 request.setAttribute("edgecount", new Integer (EdgeCounter.count(keywords)));
128 request.setAttribute("elements", new Integer (20));
129 request.setAttribute("screensize", new Integer (settings.getScreenSize()));
130 actionForward = mapping.findForward("resultgraph");
131 }
132 } catch (Exception e) {
133 if (logger.isEnabledFor(Level.ERROR))
134 logger.error(e.getMessage());
135 }
136 } else
137 actionForward = mapping.findForward("invalid");
138 return actionForward;
139 }
140 } |
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