static function change_provider($new_provider)
{
$current_provider = module::get_var("gallery", "identity_provider");
if (!empty($current_provider)) {
module::uninstall($current_provider);
}
try {
IdentityProvider::reset();
$provider = new IdentityProvider($new_provider);
module::set_var("gallery", "identity_provider", $new_provider);
if (method_exists("{$new_provider}_installer", "initialize")) {
call_user_func("{$new_provider}_installer::initialize");
}
module::event("identity_provider_changed", $current_provider, $new_provider);
auth::login($provider->admin_user());
Session::instance()->regenerate();
} catch (Exception $e) {
static $restore_already_running;
// In case of error, make an attempt to restore the old provider. Since that's calling into
// this function again and can fail, we should be sure not to get into an infinite recursion.
if (!$restore_already_running) {
$restore_already_running = true;
// Make sure new provider is not in the database
module::uninstall($new_provider);
// Lets reset to the current provider so that the gallery installation is still
// working.
module::set_var("gallery", "identity_provider", null);
IdentityProvider::change_provider($current_provider);
module::activate($current_provider);
message::error(t("Error attempting to enable \"%new_provider\" identity provider, " . "reverted to \"%old_provider\" identity provider", array("new_provider" => $new_provider, "old_provider" => $current_provider)));
$restore_already_running = false;
}
throw $e;
}
}
static function change_provider($new_provider)
{
if (!identity::active_user()->admin && PHP_SAPI != "cli") {
// Below, the active user is set to the primary admin.
access::forbidden();
}
$current_provider = module::get_var("gallery", "identity_provider");
if (!empty($current_provider)) {
module::uninstall($current_provider);
}
try {
IdentityProvider::reset();
$provider = new IdentityProvider($new_provider);
module::set_var("gallery", "identity_provider", $new_provider);
if (class_exists("{$new_provider}_installer") && method_exists("{$new_provider}_installer", "initialize")) {
call_user_func("{$new_provider}_installer::initialize");
}
if (!$provider->admin_user()) {
throw new Exception("IdentityProvider {$new_provider}: Couldn't find the admin user!");
}
module::event("identity_provider_changed", $current_provider, $new_provider);
identity::set_active_user($provider->admin_user());
Session::instance()->regenerate();
} catch (Exception $e) {
static $restore_already_running;
// In case of error, make an attempt to restore the old provider. Since that's calling into
// this function again and can fail, we should be sure not to get into an infinite recursion.
if (!$restore_already_running) {
$restore_already_running = true;
// Make sure new provider is not in the database
try {
module::uninstall($new_provider);
} catch (Exception $e2) {
Kohana_Log::add("error", "Error uninstalling failed new provider\n" . $e2->getMessage() . "\n" . $e2->getTraceAsString());
}
try {
// Lets reset to the current provider so that the gallery installation is still
// working.
module::set_var("gallery", "identity_provider", null);
IdentityProvider::change_provider($current_provider);
module::activate($current_provider);
} catch (Exception $e2) {
Kohana_Log::add("error", "Error restoring original identity provider\n" . $e2->getMessage() . "\n" . $e2->getTraceAsString());
}
message::error(t("Error attempting to enable \"%new_provider\" identity provider, reverted to \"%old_provider\" identity provider", array("new_provider" => $new_provider, "old_provider" => $current_provider)));
$restore_already_running = false;
}
throw $e;
}
}
/**
* Frees the current instance of the identity provider so the next call to instance will reload
*
* @param string configuration
* @return Identity_Core
*/
static function reset()
{
IdentityProvider::reset();
}