attempt fix db_escape_string() invocation in sessions.php

include/db.php

@@ -41,13 +41,17 @@ function db_connect($host, $user, $pass, $db) {
 	}
 }
 
-function db_escape_string($s, $strip_tags = true) {
+function db_escape_string($s, $strip_tags = true, $link = NULL) {
 	if ($strip_tags) $s = strip_tags($s);
 
 	if (DB_TYPE == "pgsql") {
-		return pg_escape_string($s);
+		if ($link) {
+			return pg_escape_string($link, $s);
+		} else {
+			return pg_escape_string($s);
+		}
 	} else {
-		return mysql_real_escape_string($s);
+		return mysql_real_escape_string($s, $link);
 	}
 }
 

include/sessions.php

@@ -53,7 +53,7 @@
 
 		$expire = time() + $session_expire;
 
-		$data = db_escape_string(base64_encode($data), $session_connection);
+		$data = db_escape_string(base64_encode($data), false, $session_connection);
 
 		if ($session_read) {
 		 	$query = "UPDATE ttrss_sessions SET data='$data',