ensure seed does not overflow

openwebwork · Nov 23, 2024 · b90be6b · b90be6b
1 parent 633c7e9
commit b90be6b
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Showing 3 changed files with 3 additions and 3 deletions.
diff --git a/lib/WeBWorK/AchievementItems/ExtendDueDate.pm b/lib/WeBWorK/AchievementItems/ExtendDueDate.pm
@@ -79,7 +79,7 @@ sub use_item ($self, $userName, $c) {
 		my @probIDs = $db->listUserProblems($userName, $setID);
 		for my $probID (@probIDs) {
 			my $problem = $db->getUserProblem($userName, $setID, $probID);
-			$problem->problem_seed($problem->problem_seed + 100);
+			$problem->problem_seed($problem->problem_seed % 2**31 + 1);
 			$db->putUserProblem($problem);
 		}
 	}

diff --git a/lib/WeBWorK/AchievementItems/ReducedCred.pm b/lib/WeBWorK/AchievementItems/ReducedCred.pm
@@ -87,7 +87,7 @@ sub use_item ($self, $userName, $c) {
 		my @probIDs = $db->listUserProblems($userName, $setID);
 		for my $probID (@probIDs) {
 			my $problem = $db->getUserProblem($userName, $setID, $probID);
-			$problem->problem_seed($problem->problem_seed + 100);
+			$problem->problem_seed($problem->problem_seed % 2**31 + 1);
 			$db->putUserProblem($problem);
 		}
 	}

diff --git a/lib/WeBWorK/AchievementItems/SuperExtendDueDate.pm b/lib/WeBWorK/AchievementItems/SuperExtendDueDate.pm
@@ -79,7 +79,7 @@ sub use_item ($self, $userName, $c) {
 		my @probIDs = $db->listUserProblems($userName, $setID);
 		for my $probID (@probIDs) {
 			my $problem = $db->getUserProblem($userName, $setID, $probID);
-			$problem->problem_seed($problem->problem_seed + 100);
+			$problem->problem_seed($problem->problem_seed % 2**31 + 1);
 			$db->putUserProblem($problem);
 		}
 	}