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//
// htdump.cc
//
// htdump: A utility to create ASCII text versions of the document
// and/or word databases. These can be used by external programs,
// edited, or used as a platform and version-independent form of the DB.
//
// Part of the ht://Dig package <http://www.htdig.org/>
// Copyright (c) 1999-2004 The ht://Dig Group
// For copyright details, see the file COPYING in your distribution
// or the GNU Library General Public License (LGPL) version 2 or later
// <http://www.gnu.org/copyleft/lgpl.html>
//
// $Id: htdump.cc,v 1.6 2004/05/28 13:15:25 lha Exp $
//
#ifdef HAVE_CONFIG_H
#include "htconfig.h"
#endif /* HAVE_CONFIG_H */
#include "WordContext.h"
#include "HtURLCodec.h"
#include "HtWordList.h"
#include "HtConfiguration.h"
#include "DocumentDB.h"
#include "defaults.h"
#include <errno.h>
#ifndef _MSC_VER /* _WIN32 */
#include <unistd.h>
#endif
// If we have this, we probably want it.
#ifdef HAVE_GETOPT_H
#include <getopt.h>
#elif HAVE_GETOPT_LOCAL
#include <getopt_local.h>
#endif
int verbose = 0;
void usage();
void reportError(char *msg);
//*****************************************************************************
// int main(int ac, char **av)
//
int main(int ac, char **av)
{
int do_words = 1;
int do_docs = 1;
int alt_work_area = 0;
String configfile = DEFAULT_CONFIG_FILE;
int c;
extern char *optarg;
while ((c = getopt(ac, av, "vdwc:a")) != -1)
{
switch (c)
{
case 'c':
configfile = optarg;
break;
case 'v':
verbose++;
break;
case 'a':
alt_work_area++;
break;
case 'w':
do_words = 0;
break;
case 'd':
do_docs = 0;
break;
case '?':
usage();
break;
}
}
HtConfiguration* config= HtConfiguration::config();
config->Defaults(&defaults[0]);
if (access((char*)configfile, R_OK) < 0)
{
reportError(form("Unable to find configuration file '%s'",
configfile.get()));
}
config->Read(configfile);
//
// Check url_part_aliases and common_url_parts for
// errors.
String url_part_errors = HtURLCodec::instance()->ErrMsg();
if (url_part_errors.length() != 0)
reportError(form("Invalid url_part_aliases or common_url_parts: %s",
url_part_errors.get()));
// We may need these through the methods we call
if (alt_work_area != 0)
{
String configValue;
configValue = config->Find("word_db");
if (configValue.length() != 0)
{
configValue << ".work";
config->Add("word_db", configValue);
}
configValue = config->Find("doc_db");
if (configValue.length() != 0)
{
configValue << ".work";
config->Add("doc_db", configValue);
}
configValue = config->Find("doc_index");
if (configValue.length() != 0)
{
configValue << ".work";
config->Add("doc_index", configValue);
}
configValue = config->Find("doc_excerpt");
if (configValue.length() != 0)
{
configValue << ".work";
config->Add("doc_excerpt", configValue);
}
}
if (do_docs)
{
const String doc_list = config->Find("doc_list");
unlink(doc_list);
DocumentDB docs;
if (docs.Read(config->Find("doc_db"), config->Find("doc_index"),
config->Find("doc_excerpt")) == OK)
{
docs.DumpDB(doc_list, verbose);
docs.Close();
}
}
if (do_words)
{
// Initialize htword
WordContext::Initialize(*config);
const String word_dump = config->Find("word_dump");
unlink(word_dump);
HtWordList words(*config);
if(words.Open(config->Find("word_db"), O_RDONLY) == OK) {
words.Dump(word_dump);
words.Close();
}
}
return 0;
}
//*****************************************************************************
// void usage()
// Display program usage information
//
void usage()
{
cout << "usage: htdump [-v][-d][-w][-a][-c configfile]\n";
cout << "This program is part of ht://Dig " << VERSION << "\n\n";
cout << "Options:\n";
cout << "\t-v\tVerbose mode. This increases the verbosity of the\n";
cout << "\t\tprogram. Using more than 2 is probably only useful\n";
cout << "\t\tfor debugging purposes. The default verbose mode\n";
cout << "\t\tgives a progress on what it is doing and where it is.\n\n";
cout << "\t-d\tDo NOT dump the document database.\n\n";
cout << "\t-w\tDo NOT dump the word database.\n\n";
cout << "\t-a\tUse alternate work files.\n";
cout << "\t\tTells htdump to append .work to the database files \n";
cout << "\t\tallowing it to operate on a second set of databases.\n";
cout << "\t-c configfile\n";
cout << "\t\tUse the specified configuration file instead on the\n";
cout << "\t\tdefault.\n\n";
exit(0);
}
//*****************************************************************************
// Report an error and die
//
void reportError(char *msg)
{
cout << "htdump: " << msg << "\n\n";
exit(1);
}
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