Fix #19534: Fix yii\helpers\BaseHtml::renderSelectOptions() to properly render boolean selection

Author: Bizley

CHANGELOG.md

@@ -21,6 +21,7 @@ Yii Framework 2 Change Log
 - Bug #19520: Fix for TIMESTAMP & ROWVERSION columns in MSSQL insert query (darkdef)
 - Bug #19581: Fix regression in `CompositeAuth` introduced in #19418 (SamMousa, WinterSilence, samdark)
 - Chg #17811: Do not reset `retryHandler` when `yii\db\Command::reset()` called (erickskrauch)
+- Bug #19534: Fix `yii\helpers\BaseHtml::renderSelectOptions()` to properly render boolean selection (bizley)
 
 
 2.0.46 August 18, 2022

helpers/BaseHtml.php

@@ -792,7 +792,8 @@ protected static function booleanInput($type, $name, $checked = false, $options
     /**
      * Generates a drop-down list.
      * @param string $name the input name
-     * @param string|array|null $selection the selected value(s). String for single or array for multiple selection(s).
+     * @param string|bool|array|null $selection the selected value(s). String/boolean for single or array for multiple
+     * selection(s).
      * @param array $items the option data items. The array keys are option values, and the array values
      * are the corresponding option labels. The array can also be nested (i.e. some array values are arrays too).
      * For each sub-array, an option group will be generated whose label is the key associated with the sub-array.
@@ -849,7 +850,8 @@ public static function dropDownList($name, $selection = null, $items = [], $opti
     /**
      * Generates a list box.
      * @param string $name the input name
-     * @param string|array|null $selection the selected value(s). String for single or array for multiple selection(s).
+     * @param string|bool|array|null $selection the selected value(s). String for single or array for multiple
+     * selection(s).
      * @param array $items the option data items. The array keys are option values, and the array values
      * are the corresponding option labels. The array can also be nested (i.e. some array values are arrays too).
      * For each sub-array, an option group will be generated whose label is the key associated with the sub-array.
@@ -1854,7 +1856,8 @@ protected static function activeListInput($type, $model, $attribute, $items, $op
 
     /**
      * Renders the option tags that can be used by [[dropDownList()]] and [[listBox()]].
-     * @param string|array|null $selection the selected value(s). String for single or array for multiple selection(s).
+     * @param string|array|bool|null $selection the selected value(s). String/boolean for single or array for multiple
+     * selection(s).
      * @param array $items the option data items. The array keys are option values, and the array values
      * are the corresponding option labels. The array can also be nested (i.e. some array values are arrays too).
      * For each sub-array, an option group will be generated whose label is the key associated with the sub-array.
@@ -1872,7 +1875,17 @@ protected static function activeListInput($type, $model, $attribute, $items, $op
     public static function renderSelectOptions($selection, $items, &$tagOptions = [])
     {
         if (ArrayHelper::isTraversable($selection)) {
-            $selection = array_map('strval', ArrayHelper::toArray($selection));
+            $normalizedSelection = [];
+            foreach (ArrayHelper::toArray($selection) as $selectionItem) {
+                if (is_bool($selectionItem)) {
+                    $normalizedSelection[] = $selectionItem ? '1' : '0';
+                } else {
+                    $normalizedSelection[] = (string)$selectionItem;
+                }
+            }
+            $selection = $normalizedSelection;
+        } elseif (is_bool($selection)) {
+            $selection = $selection ? '1' : '0';
         }
 
         $lines = [];
@@ -1913,9 +1926,20 @@ public static function renderSelectOptions($selection, $items, &$tagOptions = []
                 $attrs = isset($options[$key]) ? $options[$key] : [];
                 $attrs['value'] = (string) $key;
                 if (!array_key_exists('selected', $attrs)) {
-                    $attrs['selected'] = $selection !== null &&
-                        (!ArrayHelper::isTraversable($selection) && ($strict ? !strcmp($key, $selection) : $selection == $key)
-                        || ArrayHelper::isTraversable($selection) && ArrayHelper::isIn((string)$key, $selection, $strict));
+                    $selected = false;
+                    if ($selection !== null) {
+                        if (ArrayHelper::isTraversable($selection)) {
+                            $selected = ArrayHelper::isIn((string)$key, $selection, $strict);
+                        } elseif ($key === '' || $selection === '') {
+                            $selected = $selection === $key;
+                        } elseif ($strict) {
+                            $selected = !strcmp((string)$key, (string)$selection);
+                        } else {
+                            $selected = $selection == $key;
+                        }
+                    }
+
+                    $attrs['selected'] = $selected;
                 }
                 $text = $encode ? static::encode($value) : $value;
                 if ($encodeSpaces) {