moodlelib: MDL-20702 New require_sesskey function.

Backported from head.
2009-11-02 16:50:26 +00:00
parent dff5e4d153
commit 2fb0138721
1 changed files with 10 additions and 0 deletions
@@ -1603,6 +1603,16 @@ function confirm_sesskey($sesskey=NULL) {
    return ($USER->sesskey === $sesskey);
 }

+/**
+ * Check the session key using {@link confirm_sesskey()},
+ * and cause a fatal error if it does not match.
+ */
+function require_sesskey() {
+    if (!confirm_sesskey()) {
+        print_error('invalidsesskey');
+    }
+}
+
 /**
 * Setup all global $CFG course variables, set locale and also themes
 * This function can be used on pages that do not require login instead of require_login()