/**
* Makes an array of category ids from string
*
* @param array $fields
* @param $multipleValuesDelimiter
* @param array $additionalFields
* @return array|bool
*/
private function unpackCategories(array $fields, $multipleValuesDelimiter, array $additionalFields)
{
$categories = isset($fields['categories']) ? $fields['categories'] : (isset($fields['category']) ? $fields['category'] : false);
if ($categories === false) {
return $this->getCategoryIds();
}
if ($categories !== false) {
if (strpos($categories, $multipleValuesDelimiter) > 0) {
$categories = explode($multipleValuesDelimiter, $categories);
} elseif (strpos($multipleValuesDelimiter, '/') === 0) {
$categories = preg_split($multipleValuesDelimiter, $categories);
} else {
$categories = [$categories];
}
$typecast = 'id';
if (isset($additionalFields['categories'])) {
if (isset($additionalFields['categories']['processValuesAs'])) {
$typecast = $additionalFields['categories']['processValuesAs'];
}
}
if ($typecast === 'id') {
$categories = array_map('intval', $categories);
} elseif ($typecast === 'slug') {
$categories = array_map('trim', $categories);
$categoryIds = [];
foreach ($categories as $part) {
$cat = Category::findBySlug($part, 1, -1);
if (is_object($cat)) {
$categoryIds[] = $cat->id;
}
unset($cat);
}
$categories = array_map('intval', $categoryIds);
} elseif ($typecast === 'name') {
$categories = array_map('trim', $categories);
$categoryIds = [];
foreach ($categories as $part) {
$cat = Category::findByName($part, 1, -1);
if (is_object($cat)) {
$categoryIds[] = $cat->id;
}
unset($cat);
}
$categories = array_map('intval', $categoryIds);
} else {
// that's unusual behavior
$categories = false;
}
// post-process categories
// find & add parent category
// if we need to show products of child categories in products list
/** @var ShopModule $module */
$module = Yii::$app->getModule('shop');
if (is_array($categories) && $module->showProductsOfChildCategories) {
do {
$repeat = false;
foreach ($categories as $cat) {
$model = Category::findById($cat, null, null);
if ($model === null) {
echo "\n\nUnknown category with id " . intval($cat) . " for model with id:" . $this->id . "\n\n";
continue;
}
if (intval($model->parent_id) > 0 && in_array($model->parent_id, $categories) === false) {
$categories[] = $model->parent_id;
$repeat = true;
}
unset($model);
}
} while ($repeat === true);
}
}
return $categories;
}
