/**
* Adds contact to a category.
*
* @param int|string $category_id Category's simple numeric or system string key (app_id)
* @throws waException
*/
public function addToCategory($category_id)
{
if (!$this->id) {
throw new waException('Contact not saved!');
}
if (!is_numeric($category_id)) {
$category_model = new waContactCategoryModel();
$category = $category_model->getBySystemId($category_id);
$category_id = $category['id'];
}
$contact_categories_model = new waContactCategoriesModel();
if (!$contact_categories_model->inCategory($this->id, $category_id)) {
$contact_categories_model->add($this->id, $category_id);
}
}
