/* ----------------------------------------------------------------------------
   libconfig - A library for processing structured configuration files
   Copyright (C) 2005-2010  Mark A Lindner

   This file is part of libconfig.

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public License
   as published by the Free Software Foundation; either version 2.1 of
   the License, or (at your option) any later version.

   This library 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
   Lesser General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with this library; if not, see
   <http://www.gnu.org/licenses/>.
   ----------------------------------------------------------------------------
*/

#include <iostream>
#include <iomanip>
#include <cstdlib>
#include <libconfig.h++>

using namespace std;
using namespace libconfig;

// This example reads the configuration file 'example.cfg' and displays
// some of its contents.

int main(int argc, char **argv)
{
  Config cfg;

  // Read the file. If there is an error, report it and exit.
  try
  {
    cfg.readFile("example.cfg");
  }
  catch(const FileIOException &fioex)
  {
    std::cerr << "I/O error while reading file." << std::endl;
    return(EXIT_FAILURE);
  }
  catch(const ParseException &pex)
  {
    std::cerr << "Parse error at " << pex.getFile() << ":" << pex.getLine()
              << " - " << pex.getError() << std::endl;
    return(EXIT_FAILURE);
  }

  // Get the store name.
  try
  {
    string name = cfg.lookup("name");
    cout << "Store name: " << name << endl << endl;
  }
  catch(const SettingNotFoundException &nfex)
  {
    cerr << "No 'name' setting in configuration file." << endl;
  }

  const Setting& root = cfg.getRoot();

  // Output a list of all books in the inventory.
  try
  {
    const Setting &books = root["inventory"]["books"];
    int count = books.getLength();

    cout << setw(30) << left << "TITLE" << "  "
         << setw(30) << left << "AUTHOR" << "   "
         << setw(6) << left << "PRICE" << "  "
         << "QTY"
         << endl;

    for(int i = 0; i < count; ++i)
    {
      const Setting &book = books[i];

      // Only output the record if all of the expected fields are present.
      string title, author;
      double price;
      int qty;

      if(!(book.lookupValue("title", title)
           && book.lookupValue("author", author)
           && book.lookupValue("price", price)
           && book.lookupValue("qty", qty)))
        continue;

      cout << setw(30) << left << title << "  "
           << setw(30) << left << author << "  "
           << '$' << setw(6) << right << price << "  "
           << qty
           << endl;
    }
    cout << endl;
  }
  catch(const SettingNotFoundException &nfex)
  {
    // Ignore.
  }

  // Output a list of all books in the inventory.
  try
  {
    const Setting &movies = root["inventory"]["movies"];
    int count = movies.getLength();

    cout << setw(30) << left << "TITLE" << "  "
         << setw(10) << left << "MEDIA" << "   "
         << setw(6) << left << "PRICE" << "  "
         << "QTY"
         << endl;

    for(int i = 0; i < count; ++i)
    {
      const Setting &movie = movies[i];

      // Only output the record if all of the expected fields are present.
      string title, media;
      double price;
      int qty;

      if(!(movie.lookupValue("title", title)
           && movie.lookupValue("media", media)
           && movie.lookupValue("price", price)
           && movie.lookupValue("qty", qty)))
        continue;

      cout << setw(30) << left << title << "  "
           << setw(10) << left << media << "  "
           << '$' << setw(6) << right << price << "  "
           << qty
           << endl;
    }
    cout << endl;
  }
  catch(const SettingNotFoundException &nfex)
  {
    // Ignore.
  }

  return(EXIT_SUCCESS);
}

// eof
000'>2008-04-12</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/plugin_fifo.c?id=317e100ae6b7f70b3650a9eef5102c93ea5c7d77&amp;follow=1'>clean up</a></td><td>michux</td><td>1</td><td><span class='deletions'>-171</span>/<span class='insertions'>+188</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@871 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2008-04-10 14:55:23 +0000'>2008-04-10</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/plugin_sample.c?id=1780538c9814f3852f7816900a9b3f89b8cd69d9&amp;follow=1'>Add the year 2008 to the copyright</a></td><td>michux</td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+1</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@870 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2008-04-10 14:45:45 +0000'>2008-04-10</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/plugins.m4?id=5228b499ae2aaf77a7203a33a6a3216854fbe479&amp;follow=1'>Add basic FIFO plugin</a></td><td>michux</td><td>4</td><td><span class='deletions'>-0</span>/<span class='insertions'>+197</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@869 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2008-04-04 10:10:39 +0000'>2008-04-04</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/Makefile.in?id=e52b948730d08edbe20fee98b8ac860d620c467b&amp;follow=1'>fixed autoconf</a></td><td>michux</td><td>2</td><td><span class='deletions'>-0</span>/<span class='insertions'>+3</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@868 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2008-04-04 10:01:03 +0000'>2008-04-04</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/plugins.m4?id=d17bf7e52e5e26e74aa5c032176cc791ae3c1158&amp;follow=1'>update autoconf</a></td><td>michux</td><td>5</td><td><span class='deletions'>-2392</span>/<span class='insertions'>+438</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@867 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2008-04-04 08:42:02 +0000'>2008-04-04</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/plugins.m4?id=a8bc5d3f8cd0c2063f60ccc242131e48675b6971&amp;follow=1'>Add asterisk plugin, thanks to  mcarey@yostengineering.com</a></td><td>michux</td><td>3</td><td><span class='deletions'>-1</span>/<span class='insertions'>+197</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@866 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2008-04-03 16:05:38 +0000'>2008-04-03</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/drv.c?id=497d74d41093e636b4827f16f1807ef484a984d5&amp;follow=1'>fix typo, close #114</a></td><td>michux</td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+1</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@865 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2008-04-03 15:59:11 +0000'>2008-04-03</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/plugin_mpd.c?id=8943d88a35cfd2f595c6c704e73fc78ac74c6d8a&amp;follow=1'>update charset for Crystalfontz Model 632 and 634</a></td><td>michux</td><td>2</td><td><span class='deletions'>-3</span>/<span class='insertions'>+87</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@864 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2008-03-05 21:41:25 +0000'>2008-03-05</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/plugin_mpd.c?id=f8e1cb6dfad58e737503840353ba9713409907b7&amp;follow=1'>improve error messages</a></td><td>michux</td><td>1</td><td><span class='deletions'>-7</span>/<span class='insertions'>+13</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@863 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2008-03-03 22:57:16 +0000'>2008-03-03</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/plugin_mpd.c?id=86bf4cf15d18dc2ef7fd9e65e1e0d7f49d60480b&amp;follow=1'>reformat plugin_mpd - use c style comments</a></td><td>michux</td><td>1</td><td><span class='deletions'>-8</span>/<span class='insertions'>+8</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@862 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2008-03-03 17:04:12 +0000'>2008-03-03</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/plugin_button_exec.c?id=98f6c48487f4bde508484191ef700ed1b238eff9&amp;follow=1'>correct code format (indent)</a></td><td>michux</td><td>1</td><td><span class='deletions'>-2</span>/<span class='insertions'>+2</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@861 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2008-03-03 17:03:00 +0000'>2008-03-03</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/widget_text.c?id=4e6b809f540d17425d59df4cde3dfdab58960b06&amp;follow=1'>correct code format (indent)</a></td><td>michux</td><td>5</td><td><span class='deletions'>-184</span>/<span class='insertions'>+185</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@860 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>