install/includes/payload.php
author Dan
Mon, 21 Jan 2008 15:38:50 -0500
changeset 363 2220bab5c784
parent 359 e0787bb6285b
child 383 1030864dc319
permissions -rw-r--r--
Re-merged rev 35ed07abc99e, apparently didn't go through the first time.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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<?php
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/*
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 * Enano - an open-source CMS capable of wiki functions, Drupal-like sidebar blocks, and everything in between
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 * Version 1.1.1
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 * Copyright (C) 2006-2007 Dan Fuhry
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 * Installation package
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 * payload.php - Installer payload (the installation logic)
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 *
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 * This program is Free Software; you can redistribute and/or modify it under the terms of the GNU General Public License
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 * as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
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 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
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 */
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if ( !defined('IN_ENANO_INSTALL') )
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  die();
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return true;
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function stg_sim_good()
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{
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  return true;
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}
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function stg_sim_bad()
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{
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  return true;
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}
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function stg_password_decode()
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{
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  global $db;
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  static $pass = false;
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  if ( $pass )
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    return $pass;
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  if ( !isset($_POST['crypt_data']) && !empty($_POST['password']) && $_POST['password'] === $_POST['password_confirm'] )
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    $pass = $_POST['password'];
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  $aes = AESCrypt::singleton(AES_BITS, AES_BLOCKSIZE);
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  // retrieve encryption key
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  $q = $db->sql_query('SELECT config_value FROM ' . table_prefix . 'config WHERE config_name=\'install_aes_key\';');
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  if ( !$q )
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    $db->_die();
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  if ( $db->numrows() < 1 )
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    return false;
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  list($aes_key) = $db->fetchrow_num();
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  $aes_key = $aes->hextostring($aes_key);
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  $pass = $aes->decrypt($_POST['crypt_data'], $aes_key, ENC_HEX);
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  if ( !$pass )
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    return false;
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  return $pass; // Will be true if the password isn't crapped
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}
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function stg_make_private_key()
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{
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  global $db;
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  static $site_key = false;
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  if ( $site_key )
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    return $site_key;
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  // Is there already a key cached in the database?
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  $q = $db->sql_query('SELECT config_value FROM ' . table_prefix . 'config WHERE config_name=\'site_aes_key\';');
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  if ( !$q )
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    $db->_die();
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  if ( $db->numrows() > 0 )
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  {
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    list($site_key) = $db->fetchrow_num();
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    $db->free_result();
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    return $site_key;
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  }
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  $aes = AESCrypt::singleton(AES_BITS, AES_BLOCKSIZE);
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  // This will use /dev/urandom if possible
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  $site_key = $aes->gen_readymade_key();
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  // Stash it in the database, don't check for errors though because we can always regenerate it
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  $db->sql_query('INSERT INTO ' . table_prefix . 'config ( config_name, config_value ) VALUES ( \'site_aes_key\', \'' . $site_key . '\' );');
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  return $site_key;
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}
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function stg_load_schema()
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{
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  global $db, $dbdriver, $installer_version, $lang_id, $languages;
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  static $sql_parser = false;
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  if ( is_object($sql_parser) )
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    return $sql_parser->parse();
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  $aes = AESCrypt::singleton(AES_BITS, AES_BLOCKSIZE);
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  $site_key = stg_make_private_key();
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  $site_key = $aes->hextostring($site_key);
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  $admin_pass_clean = stg_password_decode();
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  $admin_pass = $aes->encrypt($admin_pass_clean, $site_key, ENC_HEX);
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  unset($admin_pass_clean); // Security
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  try
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  {
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    $sql_parser = new SQL_Parser( ENANO_ROOT . "/install/schemas/{$dbdriver}_stage2.sql" );
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  }
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  catch ( Exception $e )
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  {
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    echo "<pre>$e</pre>";
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    return false;
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  }
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  $wkt = ENANO_ROOT . "/language/{$languages[$lang_id]['dir']}/install/mainpage-default.wkt";
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  if ( !file_exists( $wkt ) )
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  {
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    echo '<div class="error-box">Error: could not locate wikitext for main page (' . $wkt . ')</div>';
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    return false;
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  }
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  $wkt = @file_get_contents($wkt);
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  if ( empty($wkt) )
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    return false;
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  $wkt = $db->escape($wkt);
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  $vars = array(
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      'TABLE_PREFIX'         => $_POST['table_prefix'],
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      'SITE_NAME'            => $db->escape($_POST['site_name']),
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      'SITE_DESC'            => $db->escape($_POST['site_desc']),
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      'COPYRIGHT'            => $db->escape($_POST['copyright']),
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      // FIXME: update form
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      'WIKI_MODE'            => ( isset($_POST['wiki_mode']) ? '1' : '0' ),
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      'ENABLE_CACHE'         => ( is_writable( ENANO_ROOT . '/cache/' ) ? '1' : '0' ),
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      'VERSION'              => $installer_version['version'],
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      'ADMIN_USER'           => $db->escape($_POST['username']),
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      'ADMIN_PASS'           => $admin_pass,
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      'ADMIN_EMAIL'          => $db->escape($_POST['email']),
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      'REAL_NAME'            => '', // This has always been stubbed.
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      'ADMIN_EMBED_PHP'      => strval(AUTH_DISALLOW),
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      'UNIX_TIME'            => strval(time()),
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      'MAIN_PAGE_CONTENT'    => $wkt,
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      'IP_ADDRESS'           => $db->escape($_SERVER['REMOTE_ADDR'])
348
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    );
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  $sql_parser->assign_vars($vars);
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  return $sql_parser->parse();
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}
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function stg_deliver_payload()
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{
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  global $db;
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  $schema = stg_load_schema();
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  foreach ( $schema as $sql )
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  {
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    if ( !$db->sql_query($sql) )
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    {
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      echo $db->get_error();
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      return false;
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    }
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  }
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  return true;
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}
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349
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function stg_write_config()
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{
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  global $dbhost, $dbuser, $dbpasswd, $dbname, $dbdriver;
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  $db_data = array(
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      'host' => str_replace("'", "\\'", $dbhost),
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      'user' => str_replace("'", "\\'", $dbuser),
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      'pass' => str_replace("'", "\\'", $dbpasswd),
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      'name' => str_replace("'", "\\'", $dbname),
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      'tp' => table_prefix,
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      'drv' => $dbdriver
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   177
    );
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   178
  
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  // Retrieves the existing key
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  $site_key = stg_make_private_key();
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   181
  
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  // Determine contentPath
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  switch ( @$_POST['url_scheme'] )
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  {
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   185
    case 'standard':
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    default:
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      $sp_append = 'index.php?title=';
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      break;
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   189
    case 'shortened':
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   190
      $sp_append = 'index.php/';
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   191
      break;
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   192
    case 'rewrite':
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   193
      $sp_append = '/';
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   194
      break;
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   195
  }
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   196
  
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   197
  $scriptpath = scriptPath;
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   198
  $contentpath = $scriptpath . $sp_append;
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   199
  
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  $config_file = <<<EOF
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   201
<?php
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   202
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/**
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 * Enano site configuration
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 * NOTE ON EDITING: You should almost never need to change anything in this
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   206
 * file. The only exceptions are when your DB password/other info is changed
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   207
 * or if you are moving your Enano installation to another directory.
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   208
 */
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   209
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//
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// DATABASE INFO
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//
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   213
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   214
// Database type to use, currently mysql and postgresql are supported
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   215
\$dbdriver = '{$db_data['drv']}';
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diff changeset
   216
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   217
// Hostname of your database server, probably localhost
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   218
\$dbhost = '{$db_data['host']}';
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   219
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   220
// Username used to connect to the database
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   221
\$dbuser = '{$db_data['user']}';
fdaf9070566c More progress on the installer. At this point it can install and import the language, but does not rename config files. Still much work to be done, most notably localization and creation of MySQL users and databases.
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   222
// Database password
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   223
\$dbpasswd = '{$db_data['pass']}';
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diff changeset
   224
fdaf9070566c More progress on the installer. At this point it can install and import the language, but does not rename config files. Still much work to be done, most notably localization and creation of MySQL users and databases.
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   225
// Name of the database
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diff changeset
   226
\$dbname = '{$db_data['name']}';
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diff changeset
   227
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   228
//
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   229
// CONSTANTS
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diff changeset
   230
//
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diff changeset
   231
fdaf9070566c More progress on the installer. At this point it can install and import the language, but does not rename config files. Still much work to be done, most notably localization and creation of MySQL users and databases.
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diff changeset
   232
// if they're already defined, no use re-defining them
fdaf9070566c More progress on the installer. At this point it can install and import the language, but does not rename config files. Still much work to be done, most notably localization and creation of MySQL users and databases.
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   233
if ( !defined('ENANO_CONSTANTS') )
fdaf9070566c More progress on the installer. At this point it can install and import the language, but does not rename config files. Still much work to be done, most notably localization and creation of MySQL users and databases.
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   234
{
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   235
  // The prefix for the tables in the database. Useful for holding more than
fdaf9070566c More progress on the installer. At this point it can install and import the language, but does not rename config files. Still much work to be done, most notably localization and creation of MySQL users and databases.
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   236
  // one Enano installation in the same database.
fdaf9070566c More progress on the installer. At this point it can install and import the language, but does not rename config files. Still much work to be done, most notably localization and creation of MySQL users and databases.
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   237
  define('table_prefix', '{$db_data['tp']}');
fdaf9070566c More progress on the installer. At this point it can install and import the language, but does not rename config files. Still much work to be done, most notably localization and creation of MySQL users and databases.
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parents: 348
diff changeset
   238
  
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diff changeset
   239
  // The path to Enano's files on your server, from the document root. If
fdaf9070566c More progress on the installer. At this point it can install and import the language, but does not rename config files. Still much work to be done, most notably localization and creation of MySQL users and databases.
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diff changeset
   240
  // Enano is installed in your document root this will be blank; installing
fdaf9070566c More progress on the installer. At this point it can install and import the language, but does not rename config files. Still much work to be done, most notably localization and creation of MySQL users and databases.
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diff changeset
   241
  // Enano in /enano/ will result in "/enano" here, etc.
fdaf9070566c More progress on the installer. At this point it can install and import the language, but does not rename config files. Still much work to be done, most notably localization and creation of MySQL users and databases.
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diff changeset
   242
  define('scriptPath', '$scriptpath');
fdaf9070566c More progress on the installer. At this point it can install and import the language, but does not rename config files. Still much work to be done, most notably localization and creation of MySQL users and databases.
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parents: 348
diff changeset
   243
  
fdaf9070566c More progress on the installer. At this point it can install and import the language, but does not rename config files. Still much work to be done, most notably localization and creation of MySQL users and databases.
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parents: 348
diff changeset
   244
  // The authoritative prefix for pages. This should be very literal: to
fdaf9070566c More progress on the installer. At this point it can install and import the language, but does not rename config files. Still much work to be done, most notably localization and creation of MySQL users and databases.
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parents: 348
diff changeset
   245
  // generate a URL on the site, the format is basically
fdaf9070566c More progress on the installer. At this point it can install and import the language, but does not rename config files. Still much work to be done, most notably localization and creation of MySQL users and databases.
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parents: 348
diff changeset
   246
  // contentPath . \$page_name. This is based off of scriptPath and the URL
fdaf9070566c More progress on the installer. At this point it can install and import the language, but does not rename config files. Still much work to be done, most notably localization and creation of MySQL users and databases.
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parents: 348
diff changeset
   247
  // scheme selected during installation. Pattern:
fdaf9070566c More progress on the installer. At this point it can install and import the language, but does not rename config files. Still much work to be done, most notably localization and creation of MySQL users and databases.
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parents: 348
diff changeset
   248
  //
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diff changeset
   249
  //    * Standard URLs:  scriptPath . '/index.php?title='
fdaf9070566c More progress on the installer. At this point it can install and import the language, but does not rename config files. Still much work to be done, most notably localization and creation of MySQL users and databases.
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diff changeset
   250
  //    * Shortened URLs: scriptPath . '/index.php/'
fdaf9070566c More progress on the installer. At this point it can install and import the language, but does not rename config files. Still much work to be done, most notably localization and creation of MySQL users and databases.
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diff changeset
   251
  //    * mod_rewrite:    scriptPath . '/'
fdaf9070566c More progress on the installer. At this point it can install and import the language, but does not rename config files. Still much work to be done, most notably localization and creation of MySQL users and databases.
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diff changeset
   252
  
fdaf9070566c More progress on the installer. At this point it can install and import the language, but does not rename config files. Still much work to be done, most notably localization and creation of MySQL users and databases.
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diff changeset
   253
  define('contentPath', '$contentpath');
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  // Tell the Enano API that we're installed and that this file is complete
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  define('ENANO_INSTALLED', 'You bet!');
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  define('ENANO_CONSTANTS', '');
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}
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// The AES encryption key used to store passwords. We have a very specific
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// reason for doing this; see the rationale at:
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//   http://docs.enanocms.org/Help:Appendix_B
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\$crypto_key = '$site_key';
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EOF;
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  // Write config file
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  $ch = @fopen ( ENANO_ROOT . '/config.new.php', 'w' );
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  if ( !$ch )
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    return false;
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  fwrite($ch, $config_file);
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  fclose($ch);
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  // If we are using mod_rewrite, also append any existing .htaccess
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  if ( @$_POST['url_scheme'] === 'rewrite' )
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  {
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    $hh = @fopen ( ENANO_ROOT . '/.htaccess.new', 'w' );
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    if ( !$hh )
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      return false;
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    $hhc = <<<EOF
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#
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# START ENANO RULES
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#
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# Enable mod_rewrite
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RewriteEngine on
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# Don't rewrite if the user requested a real directory or file
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RewriteCond %{REQUEST_FILENAME} !-f
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RewriteCond %{REQUEST_FILENAME} !-d
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# Main rule - short and sweet
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RewriteRule (.*) index.php?title=\$1 [L,QSA]
349
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EOF;
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    fwrite($hh, $hhc);
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    fclose($hh);
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  }
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  return true;
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}
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function stg_language_setup()
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{
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  global $languages, $db;
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  global $lang_id;
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  $lang_info =& $languages[$lang_id];
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  if ( !is_array($lang_info) )
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    return false;
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  // Install the language
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  // ($lang_code, $lang_name_neutral, $lang_name_local, $lang_file = false)
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  $result = install_language($lang_id, $lang_info['name_eng'], $lang_info['name'], ENANO_ROOT . "/language/{$lang_info['dir']}/core.json");
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  if ( !$result )
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    return false;
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   319
  
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  $lang_local = new Language($lang_id);
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  $lang_local->import( ENANO_ROOT . "/language/{$lang_info['dir']}/user.json" );
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  $lang_local->import( ENANO_ROOT . "/language/{$lang_info['dir']}/tools.json" );
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  $lang_local->import( ENANO_ROOT . "/language/{$lang_info['dir']}/admin.json" );
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   324
  
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  return true;
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   326
}
351
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function stg_init_logs()
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{
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  global $db, $session, $paths, $template, $plugins; // Common objects
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  global $installer_version;
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   332
  
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  $q = $db->sql_query('INSERT INTO ' . table_prefix . 'logs(log_type,action,time_id,date_string,author,page_text,edit_summary) VALUES(\'security\', \'install_enano\', ' . time() . ', \'' . enano_date('d M Y h:i a') . '\', \'' . $db->escape($_POST['admin_user']) . '\', \'' . $db->escape(enano_version()) . '\', \'' . $db->escape($_SERVER['REMOTE_ADDR']) . '\');');
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  if ( !$q )
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  {
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    echo '<p><tt>MySQL return: ' . $db->sql_error() . '</tt></p>';
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    return false;
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  }
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   339
  
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  return true;
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}
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352
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function stg_aes_cleanup()
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{
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  global $db, $session, $paths, $template, $plugins; // Common objects
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  $q = $db->sql_query('DELETE FROM ' . table_prefix . 'config WHERE config_name = \'install_aes_key\' OR config_name = \'site_aes_key\';');
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  if ( !$q )
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    $db->_die();
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  return true;
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}
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function _stg_rename_config_revert()
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{
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  if ( file_exists('./config.php') )
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  {
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    @rename('./config.php', './config.new.php');
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  }
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  $handle = @fopen('./config.php.new', 'w');
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  if ( !$handle )
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    return false;
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  $contents = '<?php $cryptkey = \'' . _INSTRESUME_AES_KEYBACKUP . '\'; ?>';
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  fwrite($handle, $contents);
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  fclose($handle);
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  return true;
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}
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function stg_build_index()
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{
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   370
  global $db, $session, $paths, $template, $plugins; // Common objects
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   371
  if ( $paths->rebuild_search_index() )
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   372
    return true;
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   373
  return false;
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   374
}
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   375
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   376
function stg_rename_config()
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   377
{
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   378
  if ( !@rename(ENANO_ROOT . '/config.new.php', ENANO_ROOT . '/config.php') )
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   379
  {
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   380
    echo '<p>Can\'t rename config.php</p>';
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   381
    _stg_rename_config_revert();
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   382
    return false;
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   383
  }
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   384
  
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   385
  if ( filesize(ENANO_ROOT . '/.htaccess.new') > 1 )
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   386
  {
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   387
    // rename/possibly concatenate .htaccess.new
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   388
    $htaccess_base = '';
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   389
    if ( file_exists(ENANO_ROOT . '/.htaccess') )
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   390
      $htaccess_base .= @file_get_contents(ENANO_ROOT . '/.htaccess');
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   391
    if ( strlen($htaccess_base) > 0 && !preg_match("/\n$/", $htaccess_base) )
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   392
      $htaccess_base .= "\n\n";
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   393
    $htaccess_base .= @file_get_contents(ENANO_ROOT . '/.htaccess.new');
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   394
    if ( file_exists(ENANO_ROOT . '/.htaccess') )
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   395
    {
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   396
      $hh = @fopen(ENANO_ROOT . '/.htaccess', 'w');
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   397
      if ( !$hh )
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   398
        return false;
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   399
      fwrite($hh, $htaccess_base);
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   400
      fclose($hh);
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   401
      @unlink(ENANO_ROOT . '/.htaccess.new');
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   402
      return true;
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   403
    }
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   404
    else
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   405
    {
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   406
      return @rename(ENANO_ROOT . '/.htaccess.new', ENANO_ROOT . '/.htaccess');
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   407
    }
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   408
  }
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   409
  else
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   410
  {
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   411
    @unlink(ENANO_ROOT . '/.htaccess.new');
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   412
  }
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   413
  return true;
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   414
}
9d7225c0db6d Enano's new installable installer, alpha 1. No upgrade and (in some parts) very little localization.
Dan
parents: 351
diff changeset
   415