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4 changes: 3 additions & 1 deletion en/developer_guide/addons/tutorials/files/func.php
Original file line number Diff line number Diff line change
Expand Up @@ -28,9 +28,11 @@ function fn_advanced_addon_get_category_data_pre($category_id, $field_list, $get

if (!empty($viewed_categories)) {
$viewed_categories = unserialize($viewed_categories);
} else {
$viewed_categories = array();
}

$viewed_categories[$category_id] = true;
array_push($viewed_categories, $category_id);
$viewed_categories = serialize($viewed_categories);

db_query('REPLACE INTO ?:advanced_addon_data VALUES (?i, ?s)', $auth['user_id'], $viewed_categories);
Expand Down