T201704032327

start.php

@@ -24,11 +24,11 @@
     }
 
     if($uid == '') {
-        $error = 12103;
-    } else if($length == 0) {
         $error = 12101;
-    } else if($length > $questions_count) {
+    } else if($length == 0) {
         $error = 12102;
+    } else if($length > $questions_count) {
+        $error = 12103;
         $values = array($questions_count);
     } else {
         // Delete existing game for user.
@@ -37,7 +37,9 @@
         }
         // Create new game for user.
         $db->query('INSERT INTO "Games" ("ID") VALUES ($1)', array($uid));
-        print_r(pg_last_error());
+        if(preg_match('/violates foreign key constraint "Games_ID_fkey"/', pg_last_error()) == 1) {
+            $error = 12104;
+        }
         // Find questions for new game and insert into table.
         $questions = random_numbers(0, $questions_count-1, $length);
         foreach($questions as $question) {