Possible fix to issue #339.

maths · Jan 5, 2018 · 2aa1cb1 · 2aa1cb1
1 parent 4b08215
commit 2aa1cb1
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Showing 2 changed files with 10 additions and 2 deletions.
diff --git a/stack/input/inputbase.class.php b/stack/input/inputbase.class.php
@@ -210,6 +210,12 @@ protected function validate_extra_options() {
                     }
                     break;
 
+                case 'mul':
+                    if (!(is_bool($arg))) {
+                        $this->errors[] = stack_string('numericalinputoptbooplerr', array('opt' => $option, 'val' => $arg));
+                    }
+                    break;
+
                 case 'mindp':
                     if (!($arg === false || is_numeric($arg))) {
                         $this->errors[] = stack_string('numericalinputoptinterr', array('opt' => $option, 'val' => $arg));

diff --git a/stack/input/units/units.class.php b/stack/input/units/units.class.php
@@ -31,6 +31,8 @@ class stack_units_input extends stack_input {
      */
     protected $extraoptions = array(
         'negpow' => false,
+        // Automatically replace stackunits with * for the PRTs. Legacy questions only really.
+        'mul'   => false,
         // Require min/max number of decimal places?
         'mindp' => false,
         'maxdp' => false,
@@ -99,9 +101,9 @@ public static function get_parameters_defaults() {
             'lowestTerms'    => true,
             // The sameType option is ignored by this input type.
             // The answer is essantially required to be a number and units, other types are rejected.
-            'sameType'           => false,
+            'sameType'       => false,
             // Currently this can only be "negpow", or "mul".
-            'options'            => '',
+            'options'        => '',
         );
     }