source: trunk/gsdl/src/recpt/queryaction.h@ 865

Last change on this file since 865 was 865, checked in by sjboddie, 24 years ago

fixed bug in cross-collection searching, tidied up a bit

  • Property svn:executable set to *
  • Property svn:keywords set to Author Date Id Revision
File size: 3.3 KB
Line 
1/**********************************************************************
2 *
3 * queryaction.h --
4 * Copyright (C) 1999 The New Zealand Digital Library Project
5 *
6 * A component of the Greenstone digital library software
7 * from the New Zealand Digital Library Project at the
8 * University of Waikato, New Zealand.
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 *
24 * $Id: queryaction.h 865 2000-01-24 22:58:00Z sjboddie $
25 *
26 *********************************************************************/
27
28
29#ifndef QUERYACTION_H
30#define QUERYACTION_H
31
32#include "gsdlconf.h"
33#include "action.h"
34
35struct colinfo_t {
36 void clear();
37 colinfo_t () {clear();}
38
39 format_t *formatlistptr;
40 browserclass *browserptr;
41};
42
43struct QueryResult_t {
44 void clear ();
45 QueryResult_t () {clear();}
46
47 ResultDocInfo_t doc;
48 text_t collection;
49};
50
51struct gteqQueryResult_t
52{
53 bool operator()(const QueryResult_t &t1, const QueryResult_t &t2) const
54 { return t1.doc.ranking >= t2.doc.ranking; }
55};
56
57typedef set<QueryResult_t, gteqQueryResult_t> QueryResult_tset;
58
59
60class queryaction : public action {
61
62protected:
63 text_t formatstring;
64 int num_phrases;
65
66 void define_query_macros (cgiargsclass &args, displayclass &disp,
67 const FilterResponse_t &response);
68
69 void set_option_macro (const text_t &macroname, text_t current_value,
70 const FilterOption_t &option, displayclass &disp);
71
72 bool search_multiple_collections (cgiargsclass &args, recptprotolistclass *protos,
73 browsermapclass *browsers, displayclass &disp,
74 outconvertclass &outconvert, ostream &textout,
75 ostream &logout);
76
77 bool search_single_collection (cgiargsclass &args, const text_t &collection,
78 recptprotolistclass *protos, browsermapclass *browsers,
79 displayclass &disp, outconvertclass &outconvert,
80 ostream &textout, ostream &logout);
81
82
83public:
84 queryaction ();
85 virtual ~queryaction () {}
86
87 void configure (const text_t &key, const text_tarray &cfgline);
88 bool init (ostream &logout);
89
90 text_t get_action_name () {return "q";}
91
92 bool check_cgiargs (cgiargsinfoclass &argsinfo, cgiargsclass &args,
93 ostream &logout);
94
95 void get_cgihead_info (cgiargsclass &args, recptprotolistclass *protos,
96 response_t &response, text_t &response_data,
97 ostream &logout);
98
99 void define_internal_macros (displayclass &disp, cgiargsclass &args,
100 recptprotolistclass *protos, ostream &logout);
101
102 void define_external_macros (displayclass &disp, cgiargsclass &args,
103 recptprotolistclass *protos, ostream &logout);
104
105 bool do_action (cgiargsclass &args, recptprotolistclass *protos,
106 browsermapclass *browsers, displayclass &disp,
107 outconvertclass &outconvert, ostream &textout,
108 ostream &logout);
109};
110
111#endif
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