source: trunk/protemix/src/recpt/ptmxqueryaction.cpp@ 3162

Last change on this file since 3162 was 3162, checked in by sjboddie, 20 years ago

Initial revision

  • Property svn:keywords set to Author Date Id Revision
File size: 6.6 KB
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1/**********************************************************************
2 *
3 * ptmxqueryaction.cpp --
4 * A component of the Greenstone digital library software
5 * from the New Zealand Digital Library Project at the
6 * University of Waikato, New Zealand.
7 *
8 * Copyright (C) 2002 The New Zealand Digital Library Project
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 *
25 *********************************************************************/
26
27#include "ptmxqueryaction.h"
28#include "querytools.h"
29#include "formattools.h"
30#include "htmlutils.h"
31#include "gsdltools.h"
32#include "cgiutils.h"
33
34ptmxqueryaction::ptmxqueryaction () {
35
36 cgiarginfo arg_ainfo;
37 arg_ainfo.shortname = "c1";
38 arg_ainfo.longname = "classification 1";
39 arg_ainfo.multiplechar = true;
40 arg_ainfo.defaultstatus = cgiarginfo::weak;
41 arg_ainfo.argdefault = "";
42 arg_ainfo.savedarginfo = cgiarginfo::must;
43 argsinfo.addarginfo (NULL, arg_ainfo);
44
45 arg_ainfo.shortname = "c2";
46 arg_ainfo.longname = "classification 2";
47 arg_ainfo.multiplechar = true;
48 arg_ainfo.defaultstatus = cgiarginfo::weak;
49 arg_ainfo.argdefault = "";
50 arg_ainfo.savedarginfo = cgiarginfo::must;
51 argsinfo.addarginfo (NULL, arg_ainfo);
52
53 arg_ainfo.shortname = "c3";
54 arg_ainfo.longname = "classification 3";
55 arg_ainfo.multiplechar = true;
56 arg_ainfo.defaultstatus = cgiarginfo::weak;
57 arg_ainfo.argdefault = "";
58 arg_ainfo.savedarginfo = cgiarginfo::must;
59 argsinfo.addarginfo (NULL, arg_ainfo);
60
61}
62
63ptmxqueryaction::~ptmxqueryaction () {
64}
65
66
67bool ptmxqueryaction::search_single_collection (cgiargsclass &args, const text_t &collection,
68 recptprotolistclass *protos, browsermapclass *browsers,
69 displayclass &disp, outconvertclass &outconvert,
70 ostream &textout, ostream &logout) {
71
72 recptproto *collectproto = protos->getrecptproto (collection, logout);
73 if (collectproto == NULL) {
74 logout << outconvert << "queryaction::search_single_collection: " << collection
75 << " collection has a NULL collectproto\n";
76 return false;
77 }
78
79 // queryaction uses "VList" browser to display results,
80 // a queries clasification is "Search"
81 text_t browsertype = "VList";
82 text_t classification = "Search";
83
84 comerror_t err;
85 ColInfoResponse_t *cinfo = recpt->get_collectinfo_ptr (collectproto, collection, logout);
86
87 if (cinfo == NULL) {
88 logout << "ERROR (query_action::search_single_collection): get_collectinfo_ptr returned NULL\n";
89 return false;
90 }
91
92 browserclass *bptr = browsers->getbrowser (browsertype);
93
94 // get the formatstring if there is one
95 text_t formatstring;
96 if (!get_formatstring (classification, browsertype,
97 cinfo->format, formatstring))
98 formatstring = bptr->get_default_formatstring();
99
100 FilterRequest_t request;
101 FilterResponse_t response;
102 bptr->set_filter_options (request, args);
103 bptr->load_metadata_defaults (request.fields);
104
105 format_t *formatlistptr = new format_t();
106 parse_formatstring (formatstring, formatlistptr, request.fields, request.getParents);
107
108 // do the query
109 request.filterResultOptions = FROID | FRmetadata | FRtermFreq;
110 text_t formattedstring = "";
111
112 logout << "here we go...\n";
113
114 if (args["qt"]=="0") { // normal text search
115 logout << "normal text search ...\n";
116 formattedstring = args["q"];
117 format_querystring (formattedstring, args.getintarg("b"));
118 add_dates(formattedstring, args.getintarg("ds"), args.getintarg("de"),
119 args.getintarg("dsbc"), args.getintarg("debc"));
120 }
121 else if (args["qt"]=="1" ){ // form search
122
123 logout << "form search ...\n";
124
125 if (args["b"]=="1" && args["fqa"]=="1") { // explicit query
126 formattedstring = args["q"];
127 }
128 else { // form search
129 if (args["b"]=="0") { // regular form
130 parse_reg_query_form(formattedstring, args);
131 }
132 else { // advanced form
133 parse_adv_query_form(formattedstring, args);
134 }
135 args["q"] = formattedstring;
136
137 // reset the cgiargfqv macro - need to escape any quotes in it
138 disp.setmacro("cgiargfqv", "query", escape_quotes(args["fqv"]));
139
140 // also reset the _cgiargq_ macro as it has changed now
141 disp.setmacro("cgiargq", "Global", html_safe(args["q"]));
142
143 // reset the compressed options to include the q arg
144 text_t compressedoptions = recpt->get_compressed_arg(args, logout);
145 if (!compressedoptions.empty()) {
146 disp.setmacro ("compressedoptions", "Global", dm_safe(compressedoptions));
147 // need a decoded version of compressedoptions for use within forms
148 // as browsers encode values from forms before sending to server
149 // (e.g. %25 becomes %2525)
150 decode_cgi_arg (compressedoptions);
151 disp.setmacro ("decodedcompressedoptions", "Global", dm_safe(compressedoptions));
152 }
153 } // form search
154 } // args["qt"]=1
155 else {
156 logout << "ERROR (query_action::search_single_collection): querytype not defined\n";
157 return false;
158 }
159
160 if (!formattedstring.empty()) { // do the query
161 // note! formattedstring is in unicode! mg and mgpp must convert!
162 set_queryfilter_options (request, formattedstring, args);
163 collectproto->filter (collection, request, response, err, logout);
164 if (err != noError) {
165 outconvertclass text_t2ascii;
166 logout << text_t2ascii
167 << "queryaction::search_single_collections: call to QueryFilter failed "
168 << "for " << collection << " collection (" << get_comerror_string (err) << ")\n";
169 return false;
170 }
171
172 define_query_macros (args, disp, response);
173
174 // save the query if appropriate
175 if (!save_search_history(args, response))
176 logout << "save failed";
177 }
178
179 define_history_macros (disp, args, protos, logout);
180
181 textout << outconvert << disp << "_query:header_\n"
182 << "_query:content_";
183
184 // output the results
185 bool use_table = is_table_content (formatlistptr);
186 bptr->output_section_group (response, args, collection, 0, formatlistptr,
187 use_table, request.fields, request.getParents,
188 collectproto, disp, outconvert, textout, logout);
189
190
191 textout << outconvert << disp << "_query:footer_";
192
193 delete (formatlistptr);
194
195 return true;
196}
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