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<?php
namespace app\controllers\admin;
use Registry;
use Render;
use app\models\cms\Course_model;
class Course_admin {
/** breadcrumbs
* ---
* responds to ajax GET: /admin/api/categories
*/
public static function breadcrumbs()
{
$tree = proxy( // cache-get categories
[\app\models\cms\Course_model::class, 'category_tree'],
[], CACHE_ROOT_TTL
);
$breadcrumbs = proxy( // cache-get breadcrumbs
[\app\models\cms\Course_model::class, 'breadcrumbs'],
[$tree], CACHE_ROOT_TTL
);
Render::json($breadcrumbs); // send as json
}
/** add course
* ---
* @param void (get data from POST)
*/
public static function add_course()
{
// insert new category; id = new category id
$id = Registry::use('database')->query(
"INSERT INTO course (parent_id, label) VALUES (:parent, :label)",
[
':parent' => Registry::get('REQUEST')->POST['parent_id'],
':label' => Registry::get('REQUEST')->POST['label']
]
)->lastInsertID();
$cache = self::update_courses_cache(); // update category caches
return $cache['breadcrumbs']; // return
}
/** update course
* ---
* @param void (get data from POST)
*/
public static function update_course()
{
Registry::use('database')->query(
"UPDATE course SET parent_id = :parent, label = :label
WHERE id = :id",
[
':id' => Registry::get('REQUEST')->POST['id'],
':parent' => Registry::get('REQUEST')->POST['parent_id'],
':label' => Registry::get('REQUEST')->POST['label']
]
);
$cache = self::update_courses_cache();
return $cache['breadcrumbs'];
}
/** update courses cache
* --- -- -- - - -
* Shall run if anything changes to courses
*
* @param void
* @return (array): the two course caches
*/
public static function update_courses_cache()
{
$tree = proxy( // cache-get categories
[\app\models\cms\Course_model::class, 'category_tree'],
[], CACHE_ROOT_TTL, PROXY_IGNORE_CACHE
);
$breadcrumbs = proxy( // cache-get breadcrumbs
[\app\models\cms\Course_model::class, 'breadcrumbs'],
[$tree], CACHE_ROOT_TTL, PROXY_IGNORE_CACHE
);
return [
'tree' => $tree,
'breadcrumbs' => $breadcrumbs
];
}
}
|