--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/install/includes/payloads/common.php	Wed Jan 16 13:55:49 2008 -0500
@@ -0,0 +1,152 @@
+<?php
+
+/*
+ * Enano - an open-source CMS capable of wiki functions, Drupal-like sidebar blocks, and everything in between
+ * Version 1.1.1
+ * Copyright (C) 2006-2007 Dan Fuhry
+ * Installation package
+ * payloads/common.php - Installer payload, common stages
+ *
+ * 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.
+ */
+
+if ( !defined('IN_ENANO_INSTALL') )
+  die();
+
+return true;
+
+function stg_sim_good()
+{
+  return true;
+}
+
+function stg_sim_bad()
+{
+  return true;
+}
+
+function stg_password_decode()
+{
+  global $db;
+  static $pass = false;
+  
+  if ( $pass )
+    return $pass;
+  
+  if ( !isset($_POST['crypt_data']) && !empty($_POST['password']) && $_POST['password'] === $_POST['password_confirm'] )
+    $pass = $_POST['password'];
+  
+  $aes = AESCrypt::singleton(AES_BITS, AES_BLOCKSIZE);
+  // retrieve encryption key
+  $q = $db->sql_query('SELECT config_value FROM ' . table_prefix . 'config WHERE config_name=\'install_aes_key\';');
+  if ( !$q )
+    $db->_die();
+  if ( $db->numrows() < 1 )
+    return false;
+  list($aes_key) = $db->fetchrow_num();
+  $aes_key = $aes->hextostring($aes_key);
+  
+  $pass = $aes->decrypt($_POST['crypt_data'], $aes_key, ENC_HEX);
+  if ( !$pass )
+    return false;
+  
+  return $pass; // Will be true if the password isn't crapped
+}
+
+function stg_make_private_key()
+{
+  global $db;
+  static $site_key = false;
+  
+  if ( $site_key )
+    return $site_key;
+  
+  // Is there already a key cached in the database?
+  $q = $db->sql_query('SELECT config_value FROM ' . table_prefix . 'config WHERE config_name=\'site_aes_key\';');
+  if ( !$q )
+    $db->_die();
+  
+  if ( $db->numrows() > 0 )
+  {
+    list($site_key) = $db->fetchrow_num();
+    $db->free_result();
+    return $site_key;
+  }
+  
+  $aes = AESCrypt::singleton(AES_BITS, AES_BLOCKSIZE);
+  // This will use /dev/urandom if possible
+  $site_key = $aes->gen_readymade_key();
+  
+  // Stash it in the database, don't check for errors though because we can always regenerate it
+  $db->sql_query('INSERT INTO ' . table_prefix . 'config ( config_name, config_value ) VALUES ( \'site_aes_key\', \'' . $site_key . '\' );');
+  
+  return $site_key;
+}
+
+function stg_load_schema()
+{
+  global $db, $dbdriver, $installer_version;
+  static $sql_parser = false;
+  
+  if ( is_object($sql_parser) )
+    return $sql_parser->parse();
+  
+  $aes = AESCrypt::singleton(AES_BITS, AES_BLOCKSIZE);
+  
+  $site_key = stg_make_private_key();
+  $site_key = $aes->hextostring($site_key);
+  $admin_pass_clean = stg_password_decode();
+  $admin_pass = $aes->encrypt($admin_pass_clean, $site_key, ENC_HEX);
+  
+  unset($admin_pass_clean); // Security
+  
+  try
+  {
+    $sql_parser = new SQL_Parser( ENANO_ROOT . "/install/schemas/{$dbdriver}_stage2.sql" );
+  }
+  catch ( Exception $e )
+  {
+    echo "<pre>$e</pre>";
+    return false;
+  }
+  
+  $vars = array(
+      'TABLE_PREFIX'         => $_POST['table_prefix'],
+      'SITE_NAME'            => $db->escape($_POST['site_name']),
+      'SITE_DESC'            => $db->escape($_POST['site_desc']),
+      'COPYRIGHT'            => $db->escape($_POST['copyright']),
+      // FIXME: update form
+      'WIKI_MODE'            => ( isset($_POST['wiki_mode']) ? '1' : '0' ),
+      'ENABLE_CACHE'         => ( is_writable( ENANO_ROOT . '/cache/' ) ? '1' : '0' ),
+      'VERSION'              => $installer_version['version'],
+      'ADMIN_USER'           => $db->escape($_POST['username']),
+      'ADMIN_PASS'           => $admin_pass,
+      'ADMIN_EMAIL'          => $db->escape($_POST['email']),
+      'REAL_NAME'            => '', // This has always been stubbed.
+      'ADMIN_EMBED_PHP'      => strval(AUTH_DISALLOW),
+      'UNIX_TIME'            => strval(time())
+    );
+  
+  $sql_parser->assign_vars($vars);
+  return $sql_parser->parse();
+}
+
+function stg_deliver_payload()
+{
+  global $db;
+  $schema = stg_load_schema();
+  foreach ( $schema as $sql )
+  {
+    if ( !$db->sql_query($sql) )
+    {
+      echo $db->get_error();
+      return false;
+    }
+  }
+  return true;
+}
+