function Welcome()
{
global $incontext, $txt, $databases, $installurl;
$incontext['page_title'] = $txt['install_welcome'];
$incontext['sub_template'] = 'welcome_message';
// Done the submission?
if (isset($_POST['contbutt'])) {
return true;
}
// Check the PHP version.
if (!function_exists('version_compare') || version_compare($GLOBALS['required_php_version'], PHP_VERSION) > 0) {
$incontext['warning'] = $txt['error_php_too_low'];
}
// See if we think they have already installed it?
if (is_readable(dirname(__FILE__) . '/Settings.php')) {
$probably_installed = 0;
foreach (file(dirname(__FILE__) . '/Settings.php') as $line) {
if (preg_match('~^\\$db_passwd\\s=\\s\'([^\']+)\';$~', $line)) {
$probably_installed++;
}
if (preg_match('~^\\$boardurl\\s=\\s\'([^\']+)\';~', $line) && !preg_match('~^\\$boardurl\\s=\\s\'http://127\\.0\\.0\\.1/smf\';~', $line)) {
$probably_installed++;
}
}
if ($probably_installed == 2) {
$incontext['warning'] = $txt['error_already_installed'];
}
}
// Is some database support even compiled in?
$incontext['supported_databases'] = array();
foreach ($databases as $key => $db) {
if ($db['supported']) {
if (!file_exists(dirname(__FILE__) . '/install_' . $GLOBALS['db_script_version'] . '_' . $key . '.sql')) {
$databases[$key]['supported'] = false;
$notFoundSQLFile = true;
$txt['error_db_script_missing'] = sprintf($txt['error_db_script_missing'], 'install_' . $GLOBALS['db_script_version'] . '_' . $key . '.sql');
} else {
$incontext['supported_databases'][] = $db;
}
}
}
if (empty($incontext['supported_databases'])) {
$error = empty($notFoundSQLFile) ? 'error_db_missing' : 'error_db_script_missing';
} elseif (!function_exists('session_start')) {
$error = 'error_session_missing';
} elseif (!file_exists(dirname(__FILE__) . '/index.php')) {
$error = 'error_missing_files';
} elseif (@ini_get('session.save_path') == '/tmp' && substr(__FILE__, 1, 2) == ':\\') {
$error = 'error_session_save_path';
}
// Since each of the three messages would look the same, anyway...
if (isset($error)) {
$incontext['error'] = $txt[$error];
}
// Mod_security blocks everything that smells funny. Let SMF handle security.
if (!fixModSecurity() && !isset($_GET['overmodsecurity'])) {
$incontext['error'] = $txt['error_mod_security'] . '<br /><br /><a href="' . $installurl . '?overmodsecurity=true">' . $txt['error_message_click'] . '</a> ' . $txt['error_message_bad_try_again'];
}
return false;
}
function doStep0()
{
global $txt;
// Just so people using older versions of PHP aren't left in the cold.
if (!isset($_SERVER['PHP_SELF'])) {
$_SERVER['PHP_SELF'] = isset($GLOBALS['HTTP_SERVER_VARS']['PHP_SELF']) ? $GLOBALS['HTTP_SERVER_VARS']['PHP_SELF'] : 'install.php';
}
// Show a language selection...
if (count($GLOBALS['detected_languages']) > 1) {
echo '
<div style="padding-bottom: 2ex; text-align: ', empty($txt['lang_rtl']) ? 'right' : 'left', ';">
<form action="', $_SERVER['PHP_SELF'], '" method="get">
<label for="installer_language">', $txt['installer_language'], ':</label> <select id="installer_language" name="lang_file" onchange="location.href = \'', $_SERVER['PHP_SELF'], '?lang_file=\' + this.options[this.selectedIndex].value;">';
foreach ($GLOBALS['detected_languages'] as $lang => $name) {
echo '
<option', isset($_SESSION['installer_temp_lang']) && $_SESSION['installer_temp_lang'] == $lang ? ' selected="selected"' : '', ' value="', $lang, '">', $name, '</option>';
}
echo '
</select>
<noscript><input type="submit" value="', $txt['installer_language_set'], '" /></noscript>
</form>
</div>';
}
// Check the PHP version.
if ((!function_exists('version_compare') || version_compare($GLOBALS['required_php_version'], PHP_VERSION) > 0) && !isset($_GET['overphp'])) {
echo '
<div class="error_message">
<div style="color: red;">', $txt['error_php_too_low'], '</div>
<br />
<a href="', $_SERVER['PHP_SELF'], '?step=0&overphp=true">', $txt['error_message_click'], '</a> ', $txt['error_message_bad_try_again'], '
</div>';
return false;
}
// Is MySQL even compiled in?
if (!function_exists('mysql_connect')) {
$error = 'error_mysql_missing';
} elseif (!function_exists('session_start')) {
$error = 'error_session_missing';
} elseif (!file_exists(dirname(__FILE__) . '/index.php') || !file_exists(dirname(__FILE__) . '/install_1-1.sql')) {
$error = 'error_missing_files';
} elseif (session_save_path() == '/tmp' && substr(__FILE__, 1, 2) == ':\\') {
$error = 'error_session_save_path';
}
// Since each of the three messages would look the same, anyway...
if (isset($error)) {
echo '
<div class="error_message">
<div style="color: red;">', $txt[$error], '</div>
<br />
<a href="', $_SERVER['PHP_SELF'], '?step=0&overphp=true">', $txt['error_message_click'], '</a> ', $txt['error_message_try_again'], '
</div>';
return false;
}
// Make sure all the files are properly writable (has its own messages...)
if (!make_files_writable()) {
return false;
}
// Mod_security blocks everything that smells funny. Let SMF handle security.
if (!fixModSecurity() && !isset($_GET['overmodsecurity'])) {
echo '
<div class="error_message">
<div style="color: red;">', $txt['error_mod_security'], '</div>
<br />
<a href="', $_SERVER['PHP_SELF'], '?step=0&overphp=true&overmodsecurity=true">', $txt['error_message_click'], '</a> ', $txt['error_message_bad_try_again'], '
</div>';
return false;
}
// Set up the defaults.
$db_server = @ini_get('mysql.default_host') or $db_server = 'localhost';
$db_user = isset($_POST['ftp_username']) ? $_POST['ftp_username'] : @ini_get('mysql.default_user');
$db_name = isset($_POST['ftp_username']) ? $_POST['ftp_username'] : @ini_get('mysql.default_user');
$db_passwd = @ini_get('mysql.default_password');
// This is just because it makes it easier for people on Lycos/Tripod UK :P.
if (isset($_SERVER['SERVER_NAME']) && $_SERVER['SERVER_NAME'] == 'members.lycos.co.uk' && defined('LOGIN')) {
$db_user = LOGIN;
$db_name = LOGIN . '_uk_db';
}
// Should we use a non standard port?
$db_port = @ini_get('mysql.default_port');
if (!empty($db_port)) {
$db_server .= ':' . $db_port;
}
// What host and port are we on?
$host = empty($_SERVER['HTTP_HOST']) ? $_SERVER['SERVER_NAME'] . (empty($_SERVER['SERVER_PORT']) || $_SERVER['SERVER_PORT'] == '80' ? '' : ':' . $_SERVER['SERVER_PORT']) : $_SERVER['HTTP_HOST'];
// Now, to put what we've learned together... and add a path.
$url = 'http://' . $host . substr($_SERVER['PHP_SELF'], 0, strrpos($_SERVER['PHP_SELF'], '/'));
// Check if the database sessions will even work.
$test_dbsession = @ini_get('session.auto_start') != 1 && @version_compare(PHP_VERSION, '4.2.0') != -1;
echo '
<div class="panel">
<form action="' . $_SERVER['PHP_SELF'] . '?step=1" method="post">
<h2>', $txt['install_settings'], '</h2>
<h3>', $txt['install_settings_info'], '</h3>
<table width="100%" cellpadding="0" cellspacing="0" border="0" style="margin-bottom: 2ex;">
<tr>
<td width="20%" valign="top" class="textbox"><label for="mbname_input">', $txt['install_settings_name'], ':</label></td>
<td>
<input type="text" name="mbname" id="mbname_input" value="', $txt['install_settings_name_default'], '" size="65" />
<div style="font-size: smaller; margin-bottom: 2ex;">', $txt['install_settings_name_info'], '</div>
</td>
</tr><tr>
<td valign="top" class="textbox"><label for="boardurl_input">', $txt['install_settings_url'], ':</label></td>
<td>
<input type="text" name="boardurl" id="boardurl_input" value="', $url, '" size="65" /><br />
<div style="font-size: smaller; margin-bottom: 2ex;">', $txt['install_settings_url_info'], '</div>
</td>
</tr><tr>
<td valign="top" class="textbox">', $txt['install_settings_compress'], ':</td>
<td>
<input type="checkbox" name="compress" id="compress_check" checked="checked" /> <label for="compress_check">', $txt['install_settings_compress_title'], '</label><br />
<div style="font-size: smaller; margin-bottom: 2ex;">', $txt['install_settings_compress_info'], '</div>
</td>
</tr><tr>
<td valign="top" class="textbox">', $txt['install_settings_dbsession'], ':</td>
<td>
<input type="checkbox" name="dbsession" id="dbsession_check" checked="checked" /> <label for="dbsession_check">', $txt['install_settings_dbsession_title'], '</label><br />
<div style="font-size: smaller; margin-bottom: 2ex;">', $test_dbsession ? $txt['install_settings_dbsession_info1'] : $txt['install_settings_dbsession_info2'], '</div>
</td>
</tr>';
if (strpos(strtolower(PHP_OS), 'win') === false || @version_compare(PHP_VERSION, '4.2.3') != -1) {
echo '
<tr>
<td valign="top" class="textbox">', $txt['install_settings_utf8'], ':</td>
<td>
<input type="checkbox" name="utf8" id="utf8_check" /> <label for="utf8_check">', $txt['install_settings_utf8_title'], '</label><br />
<div style="font-size: smaller; margin-bottom: 2ex;">', $txt['install_settings_utf8_info'], '</div>
</td>
</tr>';
}
echo '
<tr>
<td valign="top" class="textbox">', $txt['install_settings_stats'], ':</td>
<td>
<input type="checkbox" name="stats" id="stats_check" /> <label for="stats_check">', $txt['install_settings_stats_title'], '</label><br />
<div style="font-size: smaller; margin-bottom: 2ex;">', $txt['install_settings_stats_info'], '</div>
</td>
</tr>
</table>
<h2>', $txt['mysql_settings'], '</h2>
<h3>', $txt['mysql_settings_info'], '</h3>
<table width="100%" cellpadding="0" cellspacing="0" border="0" style="margin-bottom: 2ex;">
<tr>
<td width="20%" valign="top" class="textbox"><label for="db_server_input">', $txt['mysql_settings_server'], ':</label></td>
<td>
<input type="text" name="db_server" id="db_server_input" value="', $db_server, '" size="30" /><br />
<div style="font-size: smaller; margin-bottom: 2ex;">', $txt['mysql_settings_server_info'], '</div>
</td>
</tr><tr>
<td valign="top" class="textbox"><label for="db_user_input">', $txt['mysql_settings_username'], ':</label></td>
<td>
<input type="text" name="db_user" id="db_user_input" value="', $db_user, '" size="30" /><br />
<div style="font-size: smaller; margin-bottom: 2ex;">', $txt['mysql_settings_username_info'], '</div>
</td>
</tr><tr>
<td valign="top" class="textbox"><label for="db_passwd_input">', $txt['mysql_settings_password'], ':</label></td>
<td>
<input type="password" name="db_passwd" id="db_passwd_input" value="', $db_passwd, '" size="30" /><br />
<div style="font-size: smaller; margin-bottom: 2ex;">', $txt['mysql_settings_password_info'], '</div>
</td>
</tr><tr>
<td valign="top" class="textbox"><label for="db_name_input">', $txt['mysql_settings_database'], ':</label></td>
<td>
<input type="text" name="db_name" id="db_name_input" value="', empty($db_name) ? 'smf' : $db_name, '" size="30" /><br />
<div style="font-size: smaller; margin-bottom: 2ex;">', $txt['mysql_settings_database_info'], '</div>
</td>
</tr><tr>
<td valign="top" class="textbox"><label for="db_prefix_input">', $txt['mysql_settings_prefix'], ':</label></td>
<td>
<input type="text" name="db_prefix" id="db_prefix_input" value="smf_" size="30" /><br />
<div style="font-size: smaller; margin-bottom: 2ex;">', $txt['mysql_settings_prefix_info'], '</div>
</td>
</tr>
</table>
<div style="margin: 1ex; text-align: ', empty($txt['lang_rtl']) ? 'right' : 'left', ';"><input type="submit" value="', $txt['install_settings_proceed'], '" /></div>
</form>
</div>';
return true;
}