<?php

/**

* Simple Machines Forum (SMF)

*

* @package SMF

* @author Simple Machines http://www.simplemachines.org

* @copyright 2011 Simple Machines

* @license http://www.simplemachines.org/about/smf/license.php BSD

*

* @version 2.0

*/

define('SMF', 'convert');

error_reporting(E_ALL);

$GLOBALS['required_php_version'] = '4.1.0';

$GLOBALS['required_mysql_version'] = '4.0.18';

$GLOBALS['required_postgresql_version'] = '8.0';

// Buy some time

@set_time_limit(600);

// When in debug mode, we log our errors. Request hasn't been properly setup yet though.

if (isset($_GET['debug']) || isset($_POST['debug']))

set_error_handler('convert_error_handler');

// We now have CLI support.

if ((php_sapi_name() == 'cli' || (isset($_SERVER['TERM']) && $_SERVER['TERM'] == 'xterm')) && empty($_SERVER['REMOTE_ADDR']))

{

$command_line = true;

cmdStep0();

exit;

}

else

{

$command_line = false;

initialize_inputs();

}

if (!empty($_GET['step']))

$current_step = $_GET['step'];

template_convert_above();

if (!empty($_GET['step']) && ($_GET['step'] == 1 || $_GET['step'] == 2))

echo '

<div class="panel">

<h2>Converting...</h2>';

if (function_exists('doStep' . $_GET['step']))

call_user_func('doStep' . $_GET['step']);

if (!empty($_GET['step']) && ($_GET['step'] == 1 || $_GET['step'] == 2))

echo '

</div>';

template_convert_below();

function initialize_inputs()

{

global $sourcedir, $smcFunc;

$smcFunc = array();

// Save here so it doesn't get overwritten when sessions are restarted.

$convert_script = @$_REQUEST['convert_script'];

// Clean up after unfriendly php.ini settings.

if (function_exists('set_magic_quotes_runtime'))

@set_magic_quotes_runtime(0);

error_reporting(E_ALL);

ignore_user_abort(true);

umask(0);

@ob_start();

if (@ini_get('session.save_handler') == 'user')

@ini_set('session.save_handler', 'files');

@session_start();

// Add slashes, as long as they aren't already being added.

if (function_exists('get_magic_quotes_gpc') && @get_magic_quotes_gpc() != 0)

$_POST = convert_stripslashes_recursive($_POST);

// This is really quite simple; if ?delete is on the URL, delete the converter...

if (isset($_GET['delete']))

{

@unlink(dirname(__FILE__) . '/convert_error_log');

@unlink(__FILE__);

if (preg_match('~_to_smf\.(php|sql)$~', $_SESSION['convert_script']) != 0)

@unlink(dirname(__FILE__) . '/' . $_SESSION['convert_script']);

$_SESSION['convert_script'] = null;

exit;

}

// Empty the error log?

if (isset($_REQUEST['empty_error_log']))

{

unset($_REQUEST['empty_error_log']);

@unlink(dirname(__FILE__) . '/convert_error_log');

}

// The current step - starts at 0.

$_GET['step'] = (int) @$_GET['step'];

$_REQUEST['start'] = (int) @$_REQUEST['start'];

// Check for the password...

if (isset($_POST['db_pass']))

$_SESSION['convert_db_pass'] = $_POST['db_pass'];

elseif (isset($_SESSION['convert_db_pass']))

$_POST['db_pass'] = $_SESSION['convert_db_pass'];

if (isset($_SESSION['convert_paths']) && !empty($_SESSION['convert_paths'][0]) && !empty($_SESSION['convert_paths'][1]) && !isset($_POST['path_from']) && !isset($_POST['path_to']))

list ($_POST['path_from'], $_POST['path_to']) = $_SESSION['convert_paths'];

elseif (isset($_POST['path_from']) || isset($_POST['path_to']))

{

if (isset($_POST['path_from']))

$_POST['path_from'] = substr($_POST['path_from'], -1) == '/' ? substr($_POST['path_from'], 0, -1) : $_POST['path_from'];

if (isset($_POST['path_to']))

$_POST['path_to'] = substr($_POST['path_to'], -1) == '/' ? substr($_POST['path_to'], 0, -1) : $_POST['path_to'];

$_SESSION['convert_paths'] = array(@$_POST['path_from'], @$_POST['path_to']);

}

// If we have $convert_script then set it to the session.

if (!empty($convert_script))

$_SESSION['convert_script'] = $convert_script;

if (isset($_SESSION['convert_script']) && file_exists(dirname(__FILE__) . '/' . $_SESSION['convert_script']) && preg_match('~_to_smf\.(php|sql)$~', $_SESSION['convert_script']) != 0)

{

if (substr($_SESSION['convert_script'], -4) == '.php')

preparse_php(dirname(__FILE__) . '/' . $_SESSION['convert_script']);

else

preparse_sql(dirname(__FILE__) . '/' . $_SESSION['convert_script']);

}

else

unset($_SESSION['convert_script']);

}

function preparse_sql($script_filename)

{

global $convert_data;

$fp = fopen($script_filename, 'r');

$data = fread($fp, 4096);

fclose($fp);

$convert_data['parameters'] = array();

// This loads name, settings, table_test, from_prefix, defines, and globals.

preg_match_all('~---\~ ([^:]+):\s*(.+?)\s*\n~', $data, $matches);

for ($i = 0, $n = count($matches[1]); $i < $n; $i++)

{

// String value?

if (in_array($matches[1][$i], array('name', 'table_test', 'from_prefix', 'version', 'database_type', 'block_size', 'step2_block_size')))

$convert_data[$matches[1][$i]] = stripslashes(substr(trim($matches[2][$i]), 1, -1));

// Maybe it is a eval statement?

elseif ($matches[1][$i] == 'eval')

$convert_data['eval'][] = $matches[2][$i];

// No... so it must be an array.

else

{

if (strpos($matches[2][$i], '"') === false)

preg_match_all('~()([^,]+?)(,|$)~', trim($matches[2][$i]), $values);

else

preg_match_all('~(")?([^,]+?)\\1(,|$)~', trim($matches[2][$i]), $values);

if (!isset($convert_data[$matches[1][$i]]))

$convert_data[$matches[1][$i]] = array();

$convert_data[$matches[1][$i]] = array_merge($convert_data[$matches[1][$i]], $values[2]);

}

}

if (empty($convert_data['defines']))

$convert_data['defines'] = array();

if (empty($convert_data['globals']))

$convert_data['globals'] = array();

if (empty($convert_data['settings']))

$convert_data['settings'] = array();

if (empty($convert_data['variable']))

$convert_data['variable'] = array();

if (empty($convert_data['database_support']))

$convert_data['database_support'] = array('mysql');

// Merge all eval statements together.

if (!empty($convert_data['eval']))

$convert_data['eval'] = implode("\r", $convert_data['eval']);

if (!empty($convert_data['parameters']))

{

foreach ($convert_data['parameters'] as $i => $param)

{

if (is_array($param))

continue;

list ($id, $label) = explode('=', $param);

if (strpos($id, ' ') !== false)

list ($id, $type) = explode(' ', $id);

else

$type = 'text';

$convert_data['parameters'][$i] = array(

'id' => $id,

'label' => $label,

'type' => $type,

);

$convert_data['globals'][] = $id;

}

}

foreach ($convert_data['globals'] as $k => $v)

{

$v = trim($v);

$convert_data['globals'][$k] = $v[0] == '$' ? substr($v, 1) : $v;

}

if (isset($_POST['path_to']) && !empty($_GET['step']))

loadSettings();

}

function preparse_php($script_filename)

{

global $convert_data;

$preparsing = true;

require($script_filename);

if (empty($convert_data['parameters']))

$convert_data['parameters'] = array();

if (empty($convert_data['defines']))

$convert_data['defines'] = array();

if (empty($convert_data['globals']))

$convert_data['globals'] = array();

if (empty($convert_data['settings']))

$convert_data['settings'] = array();

if (empty($convert_data['variable']))

$convert_data['variable'] = array();

if (empty($convert_data['database_support']))

$convert_data['database_support'] = array('mysql');

foreach ($convert_data['globals'] as $k => $v)

{

$v = trim($v);

$convert_data['globals'][$k] = $v[0] == '$' ? substr($v, 1) : $v;

}

if (isset($_POST['path_to']) && !empty($_GET['step']))

loadSettings();

}

function loadSettings()

{

global $convert_data, $from_prefix, $to_prefix, $convert_dbs, $command_line, $smcFunc;

global $db_persist, $db_connection, $db_server, $db_user, $db_passwd, $modSettings;

global $db_type, $db_name, $ssi_db_user, $ssi_db_passwd, $sourcedir, $db_prefix;

foreach ($convert_data['defines'] as $define)

{

$define = explode('=', $define);

define($define[0], isset($define[1]) ? $define[1] : '1');

}

foreach ($convert_data['globals'] as $global)

global $$global;

if (!empty($convert_data['eval']))

eval($convert_data['eval']);

// Cannot find Settings.php?

if (!$command_line && !file_exists($_POST['path_to'] . '/Settings.php'))

{

template_convert_above();

return doStep0('This converter was unable to find SMF in the path you specified.<br /><br />Please double check the path, and that it is already installed there.');

}

elseif ($command_line && !file_exists($_POST['path_to'] . '/Settings.php'))

return print_error('This converter was unable to find SMF in the path you specified.<br /><br />Please double check the path, and that it is already installed there.', true);

$found = empty($convert_data['settings']);

foreach ($convert_data['settings'] as $file)

$found |= file_exists($_POST['path_from'] . $file);

/*

Check if open_basedir is enabled. If it's enabled and the converter file was not found then that means

that the user hasn't moved the files to the public html dir. With this enabled and the file not found, we can't go anywhere from here.

*/

if (!$command_line && @ini_get('open_basedir') != '' && !$found)

{

template_convert_above();

return doStep0('The converter detected that your host has open_basedir enabled on this server. Please ask your host to disable this setting or try moving the contents of your ' . $convert_data['name'] . ' to the public html folder of your site.');

}

elseif ($command_line && @ini_get('open_basedir') != '' && !$found)

return print_error('The converter detected that your host has open_basedir enabled on this server. Please ask your host to disable this setting or try moving the contents of your ' . $convert_data['name'] . ' to the public html folder of your site.', true);

if (!$command_line && !$found)

{

template_convert_above();

return doStep0('Unable to find the settings for ' . $convert_data['name'] . '. Please double check the path and try again.');

}

elseif (!$command_line && !$found)

return print_error('Unable to find the settings for ' . $convert_data['name'] . '. Please double check the path and try again.', true);

// Any parameters to speak of?

if (!empty($convert_data['parameters']) && !empty($_SESSION['convert_parameters']))

{

foreach ($convert_data['parameters'] as $param)

{

if (isset($_POST[$param['id']]))

$_SESSION['convert_parameters'][$param['id']] = $_POST[$param['id']];

}

// Should already be global'd.

foreach ($_SESSION['convert_parameters'] as $k => $v)

$$k = $v;

}

elseif (!empty($convert_data['parameters']))

{

$_SESSION['convert_parameters'] = array();

foreach ($convert_data['parameters'] as $param)

{

if (isset($_POST[$param['id']]))

$_SESSION['convert_parameters'][$param['id']] = $_POST[$param['id']];

else

$_SESSION['convert_parameters'][$param['id']] = null;

}

foreach ($_SESSION['convert_parameters'] as $k => $v)

$$k = $v;

}

// Everything should be alright now... no cross server includes, we hope...

require($_POST['path_to'] . '/Settings.php');

require_once($sourcedir . '/QueryString.php');

require_once($sourcedir . '/Subs.php');

require_once($sourcedir . '/Errors.php');

require_once($sourcedir . '/Load.php');

require_once($sourcedir . '/Security.php');

require_once($sourcedir . '/Subs-Admin.php');

// PHP4 users compatibility

if (@version_compare(PHP_VERSION, '5') == -1)

require_once($sourcedir . '/Subs-Compat.php');

$GLOBALS['boardurl'] = $boardurl;

$modSettings['disableQueryCheck'] = true; // !!! Do we really need this?

/* if (!$command_line && $_SESSION['convert_db_pass'] != $db_passwd)

{

template_convert_above();

return doStep0('The database password you entered was incorrect. Please make sure you are using the right password (for the SMF user!) and try it again. If in doubt, use the password from Settings.php in the SMF installation.');

}

elseif ($command_line && $_SESSION['convert_db_pass'] != $db_passwd)

return print_error('The database password you entered was incorrect. Please make sure you are using the right password (for the SMF user!) and try it again. If in doubt, use the password from Settings.php in the SMF installation.', true);

*/

// Check the steps that we have decided to go through.

if (!$command_line && isset($_POST['do_steps']) && empty($_POST['do_steps']))

{

template_convert_above();

return doStep0('You must select at least one step to convert.');

}

elseif (!$command_line && isset($_POST['do_steps']))

{

unset($_SESSION['do_steps']);

foreach ($_POST['do_steps'] as $next_step_line => $step)

{

//$explode = explode(',', $step);

//$_SESSION['do_steps'][$key] = array(

// 'cur_step_line' => $explode[0],

// 'prev_step_line' => $explode[1],

// 'next_prev_line' => $explode[2],

//);

$_SESSION['do_steps'][$next_step_line] = $step;

}

}

if (isset($_SESSION['convert_parameters']['database_type']) && !isset($convert_data['database_type']))

$convert_data['database_type'] = $_SESSION['convert_parameters']['database_type'];

if (isset($convert_data['database_type']) && (function_exists($convert_data['database_type'] . '_query') || function_exists($convert_data['database_type'] . '_exec') || ($convert_data['database_type'] == 'ado' && class_exists('com'))))

{

$convert_dbs = $convert_data['database_type'];

if (isset($convert_data['connect_string']))

$connect_string = eval('return "' . $convert_data['connect_string'] . '";');

elseif (isset($_SESSION['convert_parameters']['connect_string']))

$connect_string = $_SESSION['convert_parameters']['connect_string'];

if ($convert_dbs == 'odbc')

$GLOBALS['odbc_connection'] = odbc_connect($connect_string, '', '');

elseif ($convert_dbs == 'ado')

{

$GLOBALS['ado_connection'] = new COM('ADODB.Connection');

$GLOBALS['ado_connection']->Open($connect_string);

register_shutdown_function(create_function('', '$GLOBALS[\'ado_connection\']->Close();'));

}

}

elseif (!$command_line && isset($convert_data['database_type']))

{

template_convert_above();

return doStep0('PHP doesn\'t support the database type this converter was written for, \'' . $convert_data['database_type'] . '\'.');

}

elseif ($command_line && isset($convert_data['database_type']))

return print_error('PHP doesn\'t support the database type this converter was written for, \'' . $convert_data['database_type'] . '\'.', true);

else

$convert_dbs = 'smf_db';

// Create a connection to the SMF database.

loadDatabase();

db_extend('packages');

// Currently SQLite and PostgreSQL do not have support for cross database work.

if ($command_line && in_array($smcFunc['db_title'], array('SQLite', 'PostgreSQL')))

return print_error('The converter detected that you are using ' . $smcFunc['db_title'] . '. The SMF Converter does not currently support this database type.', true);

elseif (in_array($smcFunc['db_title'], array('SQLite', 'PostgreSQL')))

{

template_convert_above();

return doStep0('The converter detected that you are using ' . $smcFunc['db_title'] . '. The SMF Converter does not currently support this database type.');

}

// Does this converter support the current database type being used?

if ($command_line && !in_array(strtolower($smcFunc['db_title']), $convert_data['database_support']))

return print_error('The converter detected that you are using ' . $smcFunc['db_title'] . '. This converter only supports ' . explode (', ', $convert_data['database_support']) . '.', true);

elseif (!in_array(strtolower($smcFunc['db_title']), $convert_data['database_support']))

{

template_convert_above();

return print_error('The converter detected that you are using ' . $smcFunc['db_title'] . '. This converter only supports ' . explode (', ', $convert_data['database_support']) . '.', true);

}

// UTF8

$charset = findSupportedCharsets();

$charset = array_flip($charset);

$charset = isset($_POST['charsets']) && isset($charset[$_POST['charsets']]) ? $_POST['charsets'] : '';

$charset = !empty($charset) ? $charset : (isset($db_character_set) && preg_match('~^\w+$~', $db_character_set) === 1 ? $db_character_set : '');

if (!empty($charset))

$smcFunc['db_query']('', "SET NAMES $charset", 'security_override');

if (strpos($db_prefix, '.') === false)

$to_prefix = is_numeric(substr($db_prefix, 0, 1)) ? $db_name . '.' . $db_prefix : '`' . $db_name . '`.' . $db_prefix;

else

$to_prefix = $db_prefix;

// Keep in mind our important variables, we don't want them swept away by the code we're running

$smf_db_prefix = $db_prefix;

$smf_db_type = $db_type;

foreach ($convert_data['variable'] as $eval_me)

eval($eval_me);

foreach ($convert_data['settings'] as $file)

{

if (file_exists($_POST['path_from'] . $file) && empty($convert_data['flatfile']))

require_once($_POST['path_from'] . $file);

}

if (isset($convert_data['from_prefix']))

$from_prefix = eval('return "' . fixDbPrefix($convert_data['from_prefix'], $smcFunc['db_title']) . '";');

if (preg_match('~^`[^`]+`.\d~', $from_prefix) != 0)

$from_prefix = strtr($from_prefix, array('`' => ''));

// recall our variables in case the software we're converting from defines one itself...

$db_prefix = $smf_db_prefix;

$db_type = $smf_db_type;

if ($_REQUEST['start'] == 0 && empty($_GET['substep']) && empty($_GET['cstep']) && ($_GET['step'] == 1 || $_GET['step'] == 2) && isset($convert_data['table_test']))

{

$result = convert_query("

SELECT COUNT(*)

FROM " . eval('return "' . $convert_data['table_test'] . '";'), true);

if (!$command_line && $result === false)

{

template_convert_above();

doStep0('Sorry, the database connection information used in the specified installation of SMF cannot access the installation of ' . $convert_data['name'] . '. This may either mean that the installation doesn\'t exist, or that the Database account used does not have permissions to access it.<br /><br />The error that was received from the Database was: ' . $smcFunc['db_error']());

}

elseif ($command_line && $result === false)

print_error("Sorry, the database connection information used in the specified installation of SMF cannot access the installation of " . $convert_data['name'] . ". This may either mean that the installation doesn\'t exist, or that the Database account used does not have permissions to access it.\n\nThe error that was received from the Database: " . $smcFunc['db_error'](), true);

convert_free_result($result);

}

// Attempt to allow big selects, only for mysql so far though.

if ($smcFunc['db_title'] == 'MySQL')

{

$results = $smcFunc['db_query']('', "SELECT @@SQL_BIG_SELECTS, @@SQL_MAX_JOIN_SIZE", 'security_override');

list($big_selects, $sql_max_join) = $smcFunc['db_fetch_row']($results);

// Only waste a query if its worth it.

if (empty($big_selects) || ($big_selects != 1 && $big_selects != '1'))

$smcFunc['db_query']('', "SET @@SQL_BIG_SELECTS = 1", 'security_override');

// Lets set MAX_JOIN_SIZE to something we should

if (empty($sql_max_join) || ($sql_max_join == '18446744073709551615' && $sql_max_join == '18446744073709551615'))

$smcFunc['db_query']('', "SET @@SQL_MAX_JOIN_SIZE = 18446744073709551615", 'security_override');

}

// Since we use now the attachment functions in Subs.php, we'll need this:

$result = convert_query("

SELECT value

FROM {$to_prefix}settings

WHERE variable = 'attachmentUploadDir'

LIMIT 1");

list($attachmentUploadDir) = $smcFunc['db_fetch_row']($result);

$modSettings['attachmentUploadDir'] = $attachmentUploadDir;

$smcFunc['db_free_result']($result);

}

function findConvertScripts()

{

global $convert_data;

if (isset($_REQUEST['convert_script']))

{

if ($_REQUEST['convert_script'] != '' && preg_match('~^[a-z0-9\-_\.]*_to_smf\.(sql|php)$~i', $_REQUEST['convert_script']) != 0)

{

$_SESSION['convert_script'] = preg_replace('~[\.]+~', '.', $_REQUEST['convert_script']);

if (substr($_SESSION['convert_script'], -4) == '.php')

preparse_php(dirname(__FILE__) . '/' . $_SESSION['convert_script']);

else

preparse_sql(dirname(__FILE__) . '/' . $_SESSION['convert_script']);

}

else

$_SESSION['convert_script'] = null;

}

$preparsing = true;

$dir = dir(dirname(__FILE__));

$scripts = array();

while ($entry = $dir->read())

{

if (substr($entry, -11) != '_to_smf.sql' && substr($entry, -11) != '_to_smf.php')

continue;

$fp = fopen(dirname(__FILE__) . '/' . $entry, 'r');

$data = fread($fp, 4096);

fclose($fp);

if (substr($entry, -11) == '_to_smf.sql')

{

if (preg_match('~---\~ name:\s*"(.+?)"~', $data, $match) != 0)

$scripts[] = array('path' => $entry, 'name' => $match[1]);

}

elseif (substr($entry, -11) == '_to_smf.php')

{

if (preg_match('~\$convert_data =~', $data) != 0)

{

require(dirname(__FILE__) . '/' . $entry);

$scripts[] = array('path' => $entry, 'name' => $convert_data['name']);

}

}

}

$dir->close();

if (isset($_SESSION['convert_script']))

{

if (count($scripts) > 1)

$GLOBALS['possible_scripts'] = $scripts;

return false;

}

if (count($scripts) == 1)

{

$_SESSION['convert_script'] = basename($scripts[0]['path']);

if (substr($_SESSION['convert_script'], -4) == '.php')

preparse_php(dirname(__FILE__) . '/' . $_SESSION['convert_script']);

else

preparse_sql(dirname(__FILE__) . '/' . $_SESSION['convert_script']);

return false;

}

echo '

<div class="panel">

<h2>Which software are you using?</h2>';

if (!empty($scripts))

{

echo '

<h3>The converter found multiple conversion data files. Please choose the one you wish to use.</h3>

<ul>';

foreach ($scripts as $script)

echo '

<li><a href="', $_SERVER['PHP_SELF'], '?convert_script=', $script['path'], '">', $script['name'], '</a> <em>(', $script['path'], ')</em></li>';

echo '

</ul>

<h2>It\'s not here!</h2>

<h3>If the software you\'re looking for doesn\'t appear above, please check to see if it is available for download at <a href="http://www.simplemachines.org/">www.simplemachines.org</a>. If it isn\'t, we may be able to write one for you - just ask us!</h3>

If you\'re having any other problems with this converter, don\'t hesitate to look for help on our <a href="http://www.simplemachines.org/community/index.php">forum</a>.';

}

else

{

echo '

<h3>The converter did not find any conversion data files. Please check to see if the one you want is available for download at <a href="http://www.simplemachines.org/">www.simplemachines.org</a>. If it isn\'t, we may be able to write one for you - just ask us!</h3>

After you download it, simply upload it into the same folder as <strong>this convert.php file</strong>. If you\'re having any other problems with this converter, don\'t hesitate to look for help on our <a href="http://www.simplemachines.org/community/index.php">forum</a>.<br />

<br />

<a href="', $_SERVER['PHP_SELF'], '?convert_script=">Try again</a>';

}

echo '

</div>';

return true;

}

// Looks at the converter and returns the steps that it's able to make.

function findSteps()

{

global $current_type, $convert_data;

// No file?

if (empty($_SESSION['convert_script']))

return array();

$steps = array();

$count_steps = 1;

// Can we support php files?

if (substr($_SESSION['convert_script'], -4) == '.php')

{

// Load the file.

if (empty($convert_data))

{

$preparsing = true;

require(dirname(__FILE__) . '/' . $_SESSION['convert_script']);

}

if (!empty($convert_data['steps']))

return $convert_data['steps'];

elseif (!empty($convert_data['num_steps']))

{

$i = 1;

while ($i <= $convert_data['num_steps'])

{

$steps[$count_steps] = array(

'name' => 'SubStep #' . $i,

'cur_step_line' => $i,

'prev_step_line' => $i - 1,

'next_step_line' => $i + 1,

'count' => $count_steps++,

);

++$i;

}

return $steps;

}

}

// Load the file.

$lines = file(dirname(__FILE__) . '/' . $_SESSION['convert_script']);

// Need an outside counter for the steps.

foreach ($lines as $line_number => $line)

{

// Get rid of any comments in the beginning of the line...

if (substr(trim($line), 0, 2) === '/*')

$line = preg_replace('~/\*.+?\*/~', '', $line);

if (trim($line) === '')

continue;

// We found the treasure :P.

if (substr($line, 0, 4) === '--- ')

{

$steps[$count_steps] = array(

'name' => trim(substr(htmlspecialchars($line), 4)),

'cur_step_line' => $line_number,

'prev_step_line' => 0,

'next_step_line' => 0,

'count' => $count_steps,

);

// Previous step line number.

if (isset($steps[$count_steps - 1]))

{

$steps[$count_steps]['prev_step_line'] = $steps[$count_steps - 1]['cur_step_line'];

$steps[$count_steps - 1]['next_step_line'] = $line_number;

}

$count_steps++;

}

else

continue;

}

return $steps;

}

function findSupportedCharsets()

{

global $smcFunc;

// Just assume these.

if ($smcFunc['db_title'] == 'SQLite')

return $charsets = array(

'ISO-8859-1' => 'latin1',

'UTF-8' => 'utf8',

);

// The character sets used in SMF's language files with their db equivalent.

$charsets = array(

// Chinese-traditional.

'big5' => 'big5',

// Chinese-simplified.

'gbk' => 'gbk',

// West European.

'ISO-8859-1' => 'latin1',

// Romanian.

'ISO-8859-2' => 'latin2',

// Turkish.

'ISO-8859-9' => 'latin5',

// West European with Euro sign.

'ISO-8859-15' => 'latin9',

// Thai.

'tis-620' => 'tis620',

// Persian, Chinese, etc.

'UTF-8' => 'utf8',

// Russian.

'windows-1251' => 'cp1251',

// Greek.

'windows-1253' => 'utf8',

// Hebrew.

'windows-1255' => 'utf8',

// Arabic.

'windows-1256' => 'cp1256',

);

// Get a list of character sets supported by your Database server.

$result = @$smcFunc['db_query']('', "

SHOW CHARACTER SET", 'security_override');

$db_charsets = array();

while ($row = $smcFunc['db_fetch_assoc']($result))

$db_charsets[] = $row['Charset'];

// Character sets supported by both Database and SMF's language files.

return $charsets = array_intersect($charsets, $db_charsets);

}

// Correct the prefix

function fixDbPrefix($prefix, $db_type)

{

if ($db_type == 'MySQL')

return $prefix;

elseif ($db_type == 'PostgreSQL')

{

$temp = explode('.', $prefix);

return str_replace('`', '', $temp[0] . '.public.' . $temp[1]);

}

elseif ($db_type == 'SQLite')

return str_replace(array('`', '.'), '', $prefix);

else

die('Unknown Database: ' . $db_type);

}

// Main Window

function doStep0($error_message = null)

{

global $convert_data, $current_step;

$current_step = 0;

if (findConvertScripts())

return true;

// If these aren't set (from an error..) default to the current directory.

if (!isset($_POST['path_from']))

$_POST['path_from'] = dirname(__FILE__);

if (!isset($_POST['path_to']))

$_POST['path_to'] = dirname(__FILE__);

$test_from = empty($convert_data['settings']);

foreach ($convert_data['settings'] as $s)

$test_from |= file_exists($_POST['path_from'] . $s);

$test_to = file_exists($_POST['path_to'] . '/Settings.php');

// Do we have steps?

$steps = findSteps();

// How about charater sets.

$charsets = array(

// Chinese-traditional.

'big5' => 'big5',

// Chinese-simplified.

'gbk' => 'gbk',

// West European.

'ISO-8859-1' => 'latin1',

// Romanian.

'ISO-8859-2' => 'latin2',

// Turkish.

'ISO-8859-9' => 'latin5',

// West European with Euro sign.

'ISO-8859-15' => 'latin9',

// Thai.

'tis-620' => 'tis620',

// Persian, Chinese, etc.

'UTF-8' => 'utf8',

// Russian.

'windows-1251' => 'cp1251',

// Greek.

'windows-1253' => 'utf8',

// Hebrew.

'windows-1255' => 'utf8',

// Arabic.

'windows-1256' => 'cp1256',

);

// Was an error message specified?

if ($error_message !== null)

echo '

<div class="error_message">

<div style="color: red;">', $error_message, '</div>

</div>

<br />';

echo '

<div class="panel">

<form action="', $_SERVER['PHP_SELF'], '?step=1', isset($_REQUEST['debug']) ? '&amp;debug=' . $_REQUEST['debug'] : '', '" method="post">

<h2>Before you continue</h2>

<div style="margin-bottom: 2ex;">This converter assumes you have already installed SMF and that your installation is working properly. It copies posts and data from your &quot;source&quot; installation of ', $convert_data['name'], ' into SMF, so it won\'t work without an installation of SMF. All or some of the data in your installation of SMF will be <strong>overwritten</strong>.</div>';

if (empty($convert_data['flatfile']))

echo '

<div style="margin-bottom: 2ex;">If the two softwares are installed in separate directories, the Database account SMF was installed using will need access to the other database. Either way, both must be installed on the same Database server.</div>';

echo '

<h2>Where are they?</h2>

<h3>The converter should only need to know where the two installations are, after which it should be able to handle everything for itself.</h3>

<table width="100%" cellpadding="0" cellspacing="0" border="0" align="center">

<tr>

<td width="20%" valign="top" class="textbox"><label for="path_to">Path to SMF:</label></td>

<td style="padding-bottom: 1ex;">

<input type="text" name="path_to" id="path_to" value="', $_POST['path_to'], '" size="60" class="input_text" />

<div style="font-style: italic; font-size: smaller;">', $test_to ? 'This may be the right path.' : 'You will need to change the value in this box.', '</div>

</td>';

if (!empty($convert_data['settings']))

echo '

</tr><tr>

<td valign="top" class="textbox"><label for="path_from">Path to ', $convert_data['name'], ':</label></td>

<td style="padding-bottom: 1ex;">

<input type="text" name="path_from" id="path_from" value="', $_POST['path_from'], '" size="60" class="input_text" />

<div style="font-style: italic; font-size: smaller;">', $test_from ? 'This may be the right path.' : 'You will need to change the value in this box.', '</div>

</td>';

if (!empty($convert_data['parameters']))

{

foreach ($convert_data['parameters'] as $param)

{

echo '

</tr><tr>';

// Is it a checkbox?

if ($param['type'] == 'checked' || $param['type'] == 'checkbox')

echo '

<td valign="top" class="textbox"></td>

<td style="padding-bottom: 1ex;">

<input type="hidden" name="', $param['id'], '" value="0" />

<label for="', $param['id'], '"><input type="checkbox" name="', $param['id'], '" id="', $param['id'], '" value="1"', $param['type'] == 'checked' ? ' checked="checked"' : '', ' class="input_check" /> ', $param['label'], '</label>';

// How about a list?

elseif (($param['type'] == 'list' || $param['type'] == 'select') && isset($param['options']) && is_array($param['options']))

{

echo '

<td valign="top" class="textbox"></td>

<td style="padding-bottom: 1ex;">

<input type="hidden" name="', $param['id'], '" value="0" />

<label for="', $param['id'], '"><select name="', $param['id'], '" id="', $param['id'], '">';

foreach ($param['options'] as $id => $option)

echo '

<option value="', $id, '"', (isset($param['default_option']) && $param['default_option'] == $id ? ' selected="selected"' : ''), '>', $option, '</option>';

echo '

</select></label>';

}

elseif ($param['type'] == 'password')

echo '

<td valign="top" class="textbox"><label for="', $param['id'], '">', $param['label'], ':</label></td>

<td style="padding-bottom: 1ex;">

<input type="password" name="', $param['id'], '" id="', $param['id'], '" value="" size="60" class="input_password" />';

// Fall back to text.

else

echo '

<td valign="top" class="textbox"><label for="', $param['id'], '">', $param['label'], ':</label></td>

<td style="padding-bottom: 1ex;">

<input type="text" name="', $param['id'], '" id="', $param['id'], '" value="" size="60" class="input_text" />';

echo '

</td>';

}

}

echo '

</tr><tr>

<td valign="top" class="textbox" style="padding-top: 2ex;"><label for="db_pass">SMF database password:</label></td>

<td valign="top" style="padding-top: 2ex; padding-bottom: 1ex;">

<input type="password" name="db_pass" size="30" class="text input_password" />

<div style="font-style: italic; font-size: smaller;">The Database password (for verification only.)</div>

</td>

</tr>';

// Now with this UTF-8 stuff we need to work more on charsets.

if (!empty($charsets))

{

echo '

<tr>

<td valign="top" class="textbox"><label for="charsets">Set SMF\'s default character set to:</label></td>

<td valign="top" style="padding-top: 2ex; padding-bottom: 1ex;">

<select name="charsets" id="charsets">';

foreach ($charsets as $name => $id)

echo '

<option value="', $id, '"', $id == 'latin1' ? ' selected="selected"' : '', '>', $name, '</option>';

echo '

</select>

</td>

</tr>';

}

// Now for the steps.

if (!empty($steps) && 1 == 0)

{

echo '

<tr>

<td valign="top" class="textbox">Convert selected areas ONLY:</td>

<td valign="top" style="padding-top: 2ex; padding-bottom: 1ex;">';

foreach ($steps as $key => $step)

echo '

<input type="checkbox" name="do_steps[', $step['next_step_line'], ']" id="do_steps[', $step['next_step_line'], ']" value="', $step['count'], '" checked="checked" class="input_check" /><label for="do_steps[', $step['next_step_line'], ']">', ucfirst(str_replace('Converting ', '', $step['name'])), '</label><br />';

echo '

</td>

</tr>';

}

// Empty our error log?

echo '

</tr><tr>

<td valign="top" class="textbox" style="padding-top: 2ex;"><label for="empty_error_log">Empty the convert error log?</label></td>

<td valign="top" style="padding-top: 2ex; padding-bottom: 1ex;">

<input type="checkbox" name="empty_error_log" value="1" class="input_check" />

</td>

</tr>';

echo '

</table>

<div class="righttext" style="margin: 1ex; margin-top: 0;"><input name="b" type="submit" value="Continue" class="submit button_submit" /></div>

</form>

</div>';

if (!empty($GLOBALS['possible_scripts']))

echo '

<div class="panel">

<h2>Not this software?</h2>

<h3>If this is the wrong software, you can go back and <a href="', $_SERVER['PHP_SELF'], '?convert_script=">pick a different data file</a>.</h3>

</div>';

if ($error_message !== null)

{

template_convert_below();

exit;

}

return;

}

// Do the main step.

function doStep1()

{

global $from_prefix, $to_prefix, $convert_data, $command_line, $smcFunc, $modSettings;

global $current_step, $current_substep, $last_step;

$current_step = 1;

if (substr($_SESSION['convert_script'], -4) == '.php')

return run_php_converter();

foreach ($convert_data['globals'] as $global)

global $$global;

$_GET['substep'] = (int) @$_GET['substep'];

// In CLI we end lines differently.

$endl = $command_line ? "\n" : '<br />' . "\n";

// Staring the converter.

if ($command_line)

print_line($endl . 'Starting Conversion');

$lines = file(dirname(__FILE__) . '/' . $_SESSION['convert_script']);

// Available steps. This is the list of all the steps that were found.

$available_steps = findSteps();

$current_type = 'sql';

$current_data = '';

$substep = 0;

$last_step = '';

$special_table = null;

$special_code = null;

foreach ($lines as $line_number => $line)

{