Long term cookie to keep session open

Token system
https://github.com/marienfressinaud/FreshRSS/issues/465

1 files changed, 25 insertions, 3 deletions

diff --git a/app/FreshRSS.php b/app/FreshRSS.php
index 7c333b090..30f711e20 100644
--- a/app/FreshRSS.php
+++ b/app/FreshRSS.php
@@ -20,13 +20,35 @@ class FreshRSS extends Minz_FrontController {
 		$this->loadNotifications();
 	}
 
+	private static function getCredentialsFromLongTermCookie() {
+		$token = Minz_Session::getLongTermCookie('FreshRSS_login');
+		if (!ctype_alnum($token)) {
+			return array();
+		}
+		$tokenFile = DATA_PATH . '/tokens/' . $token . '.txt';
+		$mtime = @filemtime($tokenFile);
+		if ($mtime + 2629744 < time()) {	//1 month	//TODO: Use a configuration instead
+			@unlink($tokenFile);
+			return array(); 	//Expired or token does not exist
+		}
+		$credentials = @file_get_contents($tokenFile);
+		return $credentials === false ? array() : explode("\t", $credentials, 2);
+	}
+
 	private function accessControl($currentUser) {
 		if ($currentUser == '') {
 			switch (Minz_Configuration::authType()) {
 				case 'form':
-					$currentUser = Minz_Configuration::defaultUser();
-					Minz_Session::_param('passwordHash');
-					$loginOk = false;
+					$credentials = self::getCredentialsFromLongTermCookie();
+					if (isset($credentials[1])) {
+						$currentUser = trim($credentials[0]);
+						Minz_Session::_param('passwordHash', trim($credentials[1]));
+					}
+					$loginOk = $currentUser != '';
+					if (!$loginOk) {
+						$currentUser = Minz_Configuration::defaultUser();
+						Minz_Session::_param('passwordHash');
+					}
 					break;
 				case 'http_auth':
 					$currentUser = httpAuthUser();