function levels()
{
$this->template->content = new View('admin/levels');
$this->template->content->title = Kohana::lang('ui_admin.reporter_levels');
// setup and initialize form field names
$form = array('level_id' => '', 'level_title' => '', 'level_description' => '', 'level_weight' => '');
// copy the form as errors, so the errors will be stored with keys corresponding to the form field names
$errors = $form;
$form_error = FALSE;
$form_saved = FALSE;
$form_action = "";
// check, has the form been submitted, if so, setup validation
if ($_POST) {
// Instantiate Validation, use $post, so we don't overwrite $_POST fields with our own things
$post = Validation::factory($_POST);
// Add some filters
$post->pre_filter('trim', TRUE);
if ($post->action == 'a') {
// Add some rules, the input field, followed by a list of checks, carried out in order
$post->add_rules('level_title', 'required', 'length[3,80]');
$post->add_rules('level_description', 'required');
$post->add_rules('level_weight', 'required');
}
// Test to see if things passed the rule checks
if ($post->validate()) {
$level_id = $post->level_id;
$level = new Level_Model($level_id);
if ($post->action == 'd') {
$level->delete($level_id);
$form_saved = TRUE;
$form_action = strtoupper(Kohana::lang('ui_admin.deleted'));
} else {
if ($post->action == 'a') {
// SAVE Category
$level->level_title = $post->level_title;
$level->level_description = $post->level_description;
$level->level_weight = $post->level_weight;
$level->save();
$form_saved = TRUE;
$form_action = strtoupper(Kohana::lang('ui_admin.added_edited'));
}
}
} else {
// repopulate the form fields
$form = arr::overwrite($form, $post->as_array());
// populate the error fields, if any
$errors = arr::overwrite($errors, $post->errors('level'));
$form_error = TRUE;
}
}
// Pagination
$pagination = new Pagination(array('query_string' => 'page', 'items_per_page' => (int) Kohana::config('settings.items_per_page_admin'), 'total_items' => ORM::factory('level')->count_all()));
$levels = ORM::factory('level')->orderby('level_weight', 'asc')->find_all((int) Kohana::config('settings.items_per_page_admin'), $pagination->sql_offset);
$this->template->content->errors = $errors;
$this->template->content->form_error = $form_error;
$this->template->content->form_saved = $form_saved;
$this->template->content->form_action = $form_action;
$this->template->content->pagination = $pagination;
$this->template->content->total_items = $pagination->total_items;
$this->template->content->levels = $levels;
}
