<?php
/**
* OpenID server configuration script.
*
* This script generates a config.php file needed by the server
* example.
*
* @package OpenID.Examples
* @author JanRain, Inc. <openid@janrain.com>
* @copyright 2005-2008 Janrain, Inc.
* @license http://www.apache.org/licenses/LICENSE-2.0 Apache
*/
$path_extra = dirname(dirname(dirname(__FILE__)));
$path = ini_get('include_path');
$path = $path_extra . PATH_SEPARATOR . $path;
ini_set('include_path', $path);
require_once "Auth/OpenID.php";
/**
* Data.
*/
$store_types = array("Filesystem" => "Auth_OpenID_FileStore",
"MySQL" => "Auth_OpenID_MySQLStore",
"PostgreSQL" => "Auth_OpenID_PostgreSQLStore",
"SQLite" => "Auth_OpenID_SQLiteStore");
/**
* Main.
*/
$messages = array();
session_start();
init_session();
if (!check_session() ||
isset($_GET['add_openid'])) {
render_form();
} else {
print generate_config(isset($_GET['download']));
}
/**
* Functions.
*/
function check_url($url) {
return (Auth_OpenID::normalizeUrl($url) !== null);
}
function build_url() {
$port = (($_SERVER['SERVER_PORT'] == 80) ? null : $_SERVER['SERVER_PORT']);
$parts = explode("/", $_SERVER['SERVER_PROTOCOL']);
$scheme = strtolower($parts[0]);
if ($port) {
return sprintf("%s://%s:%s%s/server.php", $scheme, $_SERVER['SERVER_NAME'],
$port, dirname($_SERVER['PHP_SELF']));
} else {
return sprintf("%s://%s%s/server.php", $scheme, $_SERVER['SERVER_NAME'],
dirname($_SERVER['PHP_SELF']));
}
}
function check_open_basedir($path) {
if (ini_get('open_basedir')) {
$parts = explode(PATH_SEPARATOR, ini_get('open_basedir'));
$found = false;
foreach ($parts as $p) {
if (strpos($path, $p) === 0) {
$found = true;
break;
}
}
return $found;
} else {
return true;
}
}
function check_session() {
global $messages;
if ($_GET && isset($_GET['clear'])) {
session_destroy();
$_SESSION = array();
init_session();
return false;
}
$bad_path = false;
if (isset($_GET['generate'])) {
if (!$_SESSION['server_url']) {
$messages[] = "Please enter a server URL.";
}
if (!isset($_SESSION['store_type'])) {
$messages[] = "No store type chosen.";
} else {
switch ($_SESSION['store_type']) {
case "Filesystem":
if (!@$_SESSION['store_data']['fs_path']) {
$messages[] = "Please specify a filesystem store path.";
} else {
if (!check_open_basedir($_SESSION['store_data']['fs_path'])) {
$messages[] = "The filesystem store path violates PHP's <code>open_basedir</code> setting.";
$bad_path = true;
}
}
break;
case "SQLite":
if (!@$_SESSION['store_data']['sqlite_path']) {
$messages[] = "Please specify a SQLite database path.";
} else {
if (!check_open_basedir($_SESSION['store_data']['sqlite_path'])) {
$messages[] = "The SQLite store path violates PHP's <code>open_basedir</code> setting.";
$bad_path = true;
}
}
break;
default:
if (!($_SESSION['store_data']['host'] &&
$_SESSION['store_data']['database'] &&
$_SESSION['store_data']['username'] &&
$_SESSION['store_data']['password'])) {
$messages[] = "Please specify database connection details.";
}
}
}
}
if ($_SESSION['store_type'] &&
$_SESSION['server_url'] &&
(parse_url($_SESSION['server_url']) !== false) &&
((($_SESSION['store_type'] == 'Filesystem') &&
$_SESSION['store_data']['fs_path']) ||
(($_SESSION['store_type'] == 'SQLite') &&
$_SESSION['store_data']['sqlite_path']) ||
($_SESSION['store_data']['host'] &&
$_SESSION['store_data']['username'] &&
$_SESSION['store_data']['database'] &&
$_SESSION['store_data']['password'])) &&
!$bad_path) {
return true;
}
return false;
}
function render_form() {
global $store_types, $fields, $messages;
$basedir_msg = "";
if (ini_get('open_basedir')) {
$basedir_msg = "</br><span class=\"notice\">Note: Due to the ".
"<code>open_basedir</code> php.ini setting, be sure to ".
"choose a path in one of the following directories:<ul><li>".
implode("<li>",
explode(PATH_SEPARATOR, ini_get('open_basedir'))).
"</ul></span>";
}
$sqlite_found = false;
if (extension_loaded('sqlite') ||
(function_exists('dl') && @dl('sqlite.' . PHP_SHLIB_SUFFIX))) {
$sqlite_found = true;
}
$mysql_found = false;
if (extension_loaded('mysql') ||
(function_exists('dl') && @dl('mysql.' . PHP_SHLIB_SUFFIX))) {
$mysql_found = true;
}
$pgsql_found = false;
if (extension_loaded('pgsql') ||
(function_exists('dl') && @dl('pgsql.' . PHP_SHLIB_SUFFIX))) {
$pgsql_found = true;
}
?>
<html>
<head>
<style type="text/css">
span.label {
float: left;
width: 2in;
}
span.notice {
color: red;
font-size: 80%;
}
div p {
border-top: 1px solid #ccc;
font-style: italic;
padding-top: 0.5em;
}
div {
padding: 3px;
}
div.store_fields {
margin-left: 2in;
padding: default;
}
div.store_fields label.field {
float: left;
width: 1.75in;
}
div.store_fields > div {
border: 1px solid gray;
margin-bottom: 0.5em;
background: #eee;
}
div.store_fields > div > div {
margin-left: 0.4in;
}
div.errors {
background: #faa;
border: 1px solid red;
}
</style>
</head>
<body>
<h2>OpenID Example Server Configuration</h2>
<?php
if ($messages) {
print "<div class=\"errors\">";
foreach ($messages as $m) {
print "<div>$m</div>";
}
print "</div>";
}
?>
<p>
Your browser has been redirected to this page so you can configure the
server example. This form will auto-generate an OpenID example server
configuration for use with the OpenID server example.
</p>
<form>
<div>
<p>
The server URL is the URL that points to the "server.php" file. It
looks like your server URL should be <code><?php print build_url(); ?></code>.
</p>
<span class="label"><label for="i_server_url">Server URL:</label></span>
<span>
<input type="text" id="i_server_url" size="35" name="server_url"
value="<?php print $_SESSION['server_url'] ?>">
</span>
</div>
<div>
<p>
If this package isn't installed in the PHP include path, the package's
directory should be added. For example, if the package is in
<code>/home/me/PHP-OpenID/</code>, you should enter that directory here.
</p>
<span class="label">
<label for="i_include_path">Include path (optional):</label>
</span>
<span>
<input type="text" id="i_include_path" size="35" name="include_path"
value="<?php print $_SESSION['include_path'] ?>">
</span>
</div>
<div>
<p>
The server needs to store OpenID information in a "store". The
following store types are available on your PHP installation:
</p>
<span class="label">Store method:</span>
<div class="store_fields">
<div>
<input type="radio" name="store_type" value="Filesystem"
id="i_filesystem"<?php if ($_SESSION['store_type'] == 'Filesystem') { print " CHECKED"; } ?>>
<label for="i_filesystem">Filesystem</label>
<div>
<label for="i_fs_path" class="field">Filesystem path:</label>
<input type="text" name="fs_path" id="i_fs_path"
value="<?php print @$_SESSION['store_data']['fs_path']; ?>">
<?php print $basedir_msg; ?>
</div>
</div>
<?php if ($sqlite_found) { ?>
<div>
<input type="radio" name="store_type" value="SQLite"
id="i_sqlite"<?php if ($_SESSION['store_type'] == 'SQLite') { print " CHECKED"; } ?>>
<label for="i_sqlite">SQLite</label>
<div>
<label for="i_sqlite_path" class="field">SQLite database path:</label>
<input type="text" value="<?php print @$_SESSION['store_data']['sqlite_path']; ?>"
name="sqlite_path" id="i_sqlite_path">
<?php print $basedir_msg; ?>
</div>
</div>
<?php } ?>
<?php if ($mysql_found || $pgsql_found) { ?>
<div>
<?php if ($mysql_found) { ?>
<input type="radio" name="store_type" value="MySQL"
id="i_mysql"<?php if ($_SESSION['store_type'] == 'MySQL') { print " CHECKED"; } ?>>
<label for="i_mysql">MySQL</label>
<?php } ?>
<?php if ($pgsql_found) { ?>
<input type="radio" name="store_type" value="PostgreSQL"
id="i_pgsql"<?php if ($_SESSION['store_type'] == 'PostgreSQL') { print " CHECKED"; } ?>>
<label for="i_pgsql">PostgreSQL</label>
<?php } ?>
<div>
<label for="i_m_host" class="field">Host:</label>
<input type="text" value="<?php print @$_SESSION['store_data']['host']; ?>" name="host" id="i_m_host">
</div>
<div>
<label for="i_m_database" class="field">Database:</label>
<input value="<?php print @$_SESSION['store_data']['database']; ?>" type="text" name="database" id="i_m_database">
</div>
<div>
<label for="i_m_username" class="field">Username:</label>
<input type="text" name="username" id="i_m_username" value="<?php print @$_SESSION['store_data']['username']; ?>">
</div>
<div>
<label for="i_m_password" class="field">Password:</label>
<input type="password" name="password" id="i_m_password" value="<?php print @$_SESSION['store_data']['password']; ?>">
</div>
</div>
<?php } ?>
</div>
</div>
<input type="submit" name="generate" value="Generate Configuration">
</form>
</body>
</html>
<?php
}
function init_session() {
global $messages;
// Set a guess value for the server url.
if (!array_key_exists('server_url', $_SESSION)) {
$_SESSION['server_url'] = build_url();
}
foreach (array('server_url', 'include_path', 'store_type') as $key) {
if (!isset($_SESSION[$key])) {
$_SESSION[$key] = "";
}
}
if (!isset($_SESSION['store_data'])) {
$_SESSION['store_data'] = array();
}
foreach (array('server_url', 'include_path', 'store_type') as $field) {
if (array_key_exists($field, $_GET)) {
$_SESSION[$field] = $_GET[$field];
}
}
foreach (array('username', 'password', 'database', 'host', 'fs_path', 'sqlite_path') as $field) {
if (array_key_exists($field, $_GET)) {
$_SESSION['store_data'][$field] = $_GET[$field];
}
}
}
function generate_config($download = false) {
if ($download) {
// Emit headers to force browser download.
header("Content-type: text/plain");
header("Content-disposition: attachment; filename=config.php");
print "<?php\n";
} else {
?>
<html>
<body>
<h2>OpenID Example Server Configuration</h2>
<p>
Put the following text into <strong><?php print dirname(__FILE__); print DIRECTORY_SEPARATOR; ?>config.php</strong>.
</p>
<p>
<a href="setup.php?clear=1">Back to form</a> (resets settings)
</p>
<p>
<a href="setup.php?download=1">Download this configuration</a>
</p>
<pre style="border: 1px solid gray; background: #eee; padding: 5px;">
<?php
print "<?php\n";
}
?>
<?php if ($_SESSION['include_path']) { ?>
/**
* Set any extra include paths needed to use the library
*/
set_include_path(get_include_path() . PATH_SEPARATOR . "<?php
print $_SESSION['include_path'];
?>");
<?php } ?>
/**
* The URL for the server.
*
* This is the location of server.php. For example:
*
* $server_url = 'http://example.com/~user/server.php';
*
* This must be a full URL.
*/
$server_url = "<?php
print $_SESSION['server_url'];
?>";
/**
* Initialize an OpenID store
*
* @return object $store an instance of OpenID store (see the
* documentation for how to create one)
*/
function getOpenIDStore()
{
<?php
switch ($_SESSION['store_type']) {
case "Filesystem":
print "require_once \"Auth/OpenID/FileStore.php\";\n ";
print "return new Auth_OpenID_FileStore(\"".$_SESSION['store_data']['fs_path']."\");\n";
break;
case "SQLite":
print "require_once \"Auth/OpenID/SQLiteStore.php\";\n ";
print "\$s = new Auth_OpenID_SQLiteStore(\"".$_SESSION['store_data']['sqlite_path']."\");\n ";
print "\$s->createTables();\n ";
print "return \$s;\n";
break;
case "MySQL":
?>require_once 'Auth/OpenID/MySQLStore.php';
require_once 'DB.php';
$dsn = array(
'phptype' => 'mysql',
'username' => '<?php print $_SESSION['store_data']['username']; ?>',
'password' => '<?php print $_SESSION['store_data']['password']; ?>',
'hostspec' => '<?php print $_SESSION['store_data']['host']; ?>'
);
$db = DB::connect($dsn);
if (PEAR::isError($db)) {
return null;
}
$db->query("USE <?php print $_SESSION['store_data']['database']; ?>");
$s = new Auth_OpenID_MySQLStore($db);
$s->createTables();
return $s;
<?php
break;
case "PostgreSQL":
?>require_once 'Auth/OpenID/PostgreSQLStore.php';
require_once 'DB.php';
$dsn = array(
'phptype' => 'pgsql',
'username' => '<?php print $_SESSION['store_data']['username']; ?>',
'password' => '<?php print $_SESSION['store_data']['password']; ?>',
'hostspec' => '<?php print $_SESSION['store_data']['host']; ?>',
'database' => '<?php print $_SESSION['store_data']['database']; ?>'
);
$db = DB::connect($dsn);
if (PEAR::isError($db)) {
return null;
}
$s = new Auth_OpenID_PostgreSQLStore($db);
$s->createTables();
return $s;
<?php
break;
}
?>
}
<?php
print "?>";
if (!$download) {
?>
</pre>
</body>
</html>
<?php
}
} // end function generate_config ()
?>
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