<?php

/*

 * Decir

 * Version 0.1

 * Copyright (C) 2007 Dan Fuhry

 * install.php - Database installation wizard

 *

 * This program is Free Software; you can redistribute and/or modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2 of the License, or (at your option) 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 details.

 */

require('common.php');

if ( $session->auth_level < USER_LEVEL_ADMIN )

{

  header('Location: ' . makeUrlComplete('Special', 'Login/' . $paths->page, 'level=9', true));

  exit;

}

function install_decir()

{

  global $db, $session, $paths, $template, $plugins; // Common objects

  if ( $session->auth_level < USER_LEVEL_ADMIN )

    die('Snotty son of a b**** you are being today...');

  // Build an array of queries

  $schema = @file_get_contents( DECIR_ROOT . '/install.sql' );

  if ( !$schema )

  {

    echo '<pre>Decir installation error: can\'t load schema file</pre>';

    return false;

  }

  // Variables

  $schema = str_replace('{{TABLE_PREFIX}}', table_prefix, $schema);

  $schema = explode("\n", $schema);

  foreach ( $schema as $i => $sql )

  {

    $query =& $schema[$i];

    $t = trim($query);

    if ( empty($t) || preg_match('/^(\#|--)/i', $t) )

    {

      unset($schema[$i]);

      unset($query);

    }

  }

  $schema = array_values($schema);

  $schema = implode("\n", $schema);

  $schema = explode(";\n", $schema);

  foreach ( $schema as $i => $sql )

  {

    $query =& $schema[$i];

    if ( substr($query, ( strlen($query) - 1 ), 1 ) != ';' )

    {

      $query .= ';';

    }

  }

  foreach ( $schema as $sql )

  {

    $q = $db->sql_query($sql);

    if ( !$q )

    {

      echo '<pre>Decir installation failed: ' . $db->get_error() . '</pre>';

      return false;

    }

  }

  return true;

}

if ( $v = getConfig('decir_version') )

{

  $mode = 'upgrade';

  $upg_ver = $v;

}

else

{

  $mode = 'install';

}

$page = ( isset($_POST['step']) && in_array($_POST['step'], array('welcome', 'install', 'finish')) ) ? $_POST['step'] : 'welcome';

if ( $page == 'finish' )

{

  require('forum_index.php');

}

else

{

  $template->header();

  switch($page)

  {

    case 'welcome':

      ?>

      <h3>Welcome to Decir, the Enano bulletin board suite.</h3>

      <p>Before you can use your forum, we'll need to run a few database queries to get the forum set up.</p>

      <form action="<?php echo makeUrl($paths->page); ?>" method="post">

        <input type="hidden" name="step" value="install" />

        <input type="submit" value="Continue" style="display: block; margin: 0 auto;" />

      </form>

      <?php

      break;

    case 'install':

      $result = install_decir();

      if ( $result ):

        setConfig('decir_version', ENANO_DECIR_VERSION);

        setConfig('decir_install_date', time());

        ?>

        <p>Decir has been successfully installed.</p>

        <form action="<?php echo makeUrl($paths->page); ?>" method="post">

          <input type="hidden" name="step" value="finish" />

          <input type="submit" name="do_install_finish" value="Next &gt;" style="display: block; margin: 0 auto;" />

        </form>

        <?php

      else:

        echo 'ERROR: Decir installation failed.';

      endif;

      break;

  }

$template->footer();

}