1 | /**************************************************************************
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2 | *
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3 | * mg_invf_dict_dump.cpp -- Program to printthe various inverted dictionaries
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4 | * Copyright (C) 1999 Rodger McNab
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5 | *
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6 | * This program is free software; you can redistribute it and/or modify
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7 | * it under the terms of the GNU General Public License as published by
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8 | * the Free Software Foundation; either version 2 of the License, or
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9 | * (at your option) any later version.
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10 | *
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11 | * This program is distributed in the hope that it will be useful,
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 | * GNU General Public License for more details.
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15 | *
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16 | * You should have received a copy of the GNU General Public License
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17 | * along with this program; if not, write to the Free Software
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18 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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19 | *
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20 | **************************************************************************/
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21 |
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22 | #define _XOPEN_SOURCE 1
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23 | #define _XOPEN_SOURCE_EXTENDED 1
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24 |
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25 | // need this to avoid bizarre compiler problems under VC++ 6.0
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26 | #if defined (__WIN32__) && !defined (GSDL_USE_IOS_H)
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27 | # include <iostream>
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28 | #endif
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29 |
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30 | #if defined (__WIN32__)
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31 | # include "getopt.h"
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32 | #else
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33 | # include <unistd.h>
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34 | #endif
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35 |
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36 | #include "sysfuncs.h"
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37 | #include "messages.h"
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38 | #include "mg_files.h"
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39 | #include "invf.h"
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40 |
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41 | static void process_files (char *filename,
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42 | bool printHeader,
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43 | bool printWords,
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44 | bool printTags) {
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45 | // open the dictionary
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46 | FILE *dictFile = open_file (filename, INVF_DICT_SUFFIX, "rb",
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47 | MAGIC_STEM_BUILD, MG_ABORT);
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48 | invf_dict_header idh;
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49 | idh.Read (dictFile);
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50 |
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51 | // print the information from the inverted dictionary file header
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52 | if (printHeader) {
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53 | cout << "lookback: " << idh.lookback << "\n";
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54 | cout << "word_dict_start: " << idh.word_dict_start << "\n";
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55 | cout << "word_dict_size: " << idh.word_dict_size << "\n";
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56 | cout << "tag_dict_start: " << idh.tag_dict_start << "\n";
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57 | cout << "tag_dict_size: " << idh.tag_dict_size << "\n";
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58 | cout << "num_docs: " << idh.num_docs << "\n";
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59 | cout << "num_frags: " << idh.num_frags << "\n";
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60 | cout << "num_words: " << idh.num_words << "\n";
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61 | cout << "total_bytes: " << idh.total_bytes << "\n";
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62 | cout << "index_string_bytes: " << idh.index_string_bytes << "\n";
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63 | cout << "num_levels: " << idh.num_levels << "\n";
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64 |
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65 | cout << "\n";
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66 | }
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67 |
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68 |
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69 | if (printWords) {
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70 | fseek (dictFile, idh.word_dict_start, SEEK_SET);
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71 |
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72 | unsigned long wordNum;
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73 | word_dict_el wordEl;
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74 | wordEl.SetNumLevels (idh.num_levels);
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75 | for (wordNum=0; wordNum<idh.word_dict_size; wordNum++) {
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76 | wordEl.Read (dictFile, idh.num_levels);
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77 | cout << "\"" << wordEl.el << "\"\n";// (" << wordNum << ")\n";
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78 | }
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79 |
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80 | cout << "\n";
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81 | }
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82 |
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83 | // write out the tag part of the dictionary
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84 | if (printTags) {
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85 | fseek (dictFile, idh.tag_dict_start, SEEK_SET);
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86 |
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87 | unsigned long tagNum;
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88 | dict_el tagEl;
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89 | for (tagNum=0; tagNum<idh.tag_dict_size; tagNum++) {
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90 | // read in the next tag and inverted file pointer
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91 | tagEl.Read (dictFile);
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92 |
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93 | cout << "\"" << tagEl.el << "\" (" << tagNum << ")\n";
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94 | }
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95 | }
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96 |
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97 | // close open files
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98 | fclose (dictFile);
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99 | }
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100 |
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101 |
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102 | int main (int argc, char **argv) {
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103 | char *filename = "";
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104 | int ch;
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105 | msg_prefix = argv[0];
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106 | opterr = 0;
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107 |
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108 | bool printHeader = false;
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109 | bool printWords = false;
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110 | bool printTags = false;
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111 |
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112 | while ((ch = getopt (argc, argv, "f:d:rwth")) != -1) {
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113 | switch (ch) {
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114 | case 'f': // input file
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115 | filename = optarg;
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116 | break;
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117 | case 'd':
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118 | set_basepath (optarg);
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119 | break;
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120 | case 'r':
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121 | printHeader = true;
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122 | break;
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123 | case 'w':
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124 | printWords = true;
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125 | break;
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126 | case 't':
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127 | printTags = true;
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128 | break;
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129 | case 'h':
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130 | case '?':
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131 | fprintf (stderr, "usage: %s [-h] [-r] [-w] [-t] [-f input_file] "
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132 | "[-d data directory]\n(-rwt:print header, words, tags)\n",
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133 | argv[0]);
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134 | exit (1);
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135 | }
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136 | }
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137 |
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138 | process_files (filename, printHeader, printWords, printTags);
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139 | return 0;
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140 | }
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