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kiwix-tools/src/searcher/kiwix-search.cpp

133 lines
3.7 KiB

/*
* Copyright 2011 Emmanuel Engelhart <kelson@kiwix.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#include <getopt.h>
#include <kiwix/reader.h>
#include <kiwix/searcher.h>
#include <unistd.h>
void usage()
{
cout << "Usage: kiwix-search [OPTIONS] ZIM PATTERN" << endl << endl
<< " kiwix-search allows to find articles based on the a fulltext search pattern." << endl << endl
<< " ZIM is the full path of the ZIM file." << endl
<< " PATTERN is/are word(s) - or part of - to search in the ZIM." << endl << endl
<< " -s, --suggestion\tSuggest article titles based on the few letters of the PATTERN instead of making a fulltext search. Work a bit like a completion solution." << endl
<< " -v, --verbose\t\tGive details about the search process" << endl;
exit(1);
}
int main(int argc, char** argv)
{
/* Init the variables */
// const char *indexPath =
// "/home/itamar/.www.kiwix.org/kiwix/43k0i1j4.default/6d2e587b-d586-dc6a-dc6a-e4ef035a1495d15c.index";
// const char *indexPath = "/home/itamar/testindex";
const char* zimPath = NULL;
const char* search = NULL;
bool verboseFlag = false;
bool suggestionFlag = false;
int option_index = 0;
int c = 0;
kiwix::Searcher* searcher = NULL;
kiwix::Reader* reader = NULL;
/* Argument parsing */
while (42) {
static struct option long_options[]
= {{"verbose", no_argument, 0, 'v'},
{"suggestion", no_argument, 0, 's'},
{0, 0, 0, 0}};
if (c != -1) {
c = getopt_long(argc, argv, "vsb:", long_options, &option_index);
switch (c) {
case 'v':
verboseFlag = true;
break;
case 's':
suggestionFlag = true;
break;
}
} else {
if (optind < argc) {
if (zimPath == NULL) {
zimPath = argv[optind++];
} else if (search == NULL) {
search = argv[optind++];
} else {
cout << zimPath << endl;
usage();
}
} else {
break;
}
}
}
/* Check if we have enough arguments */
if (zimPath == NULL || search == NULL) {
usage();
}
/* Try to prepare the indexing */
try {
reader = new kiwix::Reader(zimPath);
} catch (...) {
/* Cannot open the zimPath, maybe it is a plain old xapian database
* directory */
}
if (reader) {
searcher = new kiwix::Searcher();
searcher->add_reader(reader, "");
} else {
cerr << "Unable to search through zim '" << zimPath << "'." << endl;
exit(1);
}
/* Start the indexing */
if (searcher != NULL) {
string searchString(search);
if (suggestionFlag) {
searcher->suggestions(searchString, verboseFlag);
} else {
searcher->search(searchString, 0, 10, verboseFlag);
}
kiwix::Result* p_result;
while ((p_result = searcher->getNextResult())) {
cout << p_result->get_title() << endl;
delete p_result;
}
delete searcher;
delete reader;
// kiwix::XapianSearcher::terminate();
} else {
cerr << "Unable instanciate the Kiwix searcher." << endl;
exit(1);
}
exit(0);
}