function delete()
{
$this->load->model('groups_model');
$message = '';
if ($this->input->post('selected')) {
$selected = $this->input->post('selected');
} else {
$selected = (array) $this->uri->segment(5);
}
// Show error if default layout was requested to be deleted
if (in_array($this->settings->users_module->default_group, $selected)) {
$Default_group = new Groups_model();
$Default_group->get_by_id($this->settings->users_module->default_group);
if ($Default_group->exists()) {
unset($selected[array_search($Default_group->id, $selected)]);
$message .= '<p class="error">The group ' . $Default_group->name . ' is set as the default group and cannot be deleted.</p>';
}
}
// Check if any of the selected are required
$Required_groups = new Groups_model();
if (!empty($selected)) {
$Required_groups->where('required', 1)->where_in('id', $selected)->get();
}
foreach ($Required_groups as $Required_group) {
unset($selected[array_search($Required_group->id, $selected)]);
$message .= '<p class="error">The group ' . $Required_group->name . ' is required by the system and cannot be deleted.</p>';
}
// Check if any of the selected are associated to pages
$Associated_groups = new Groups_model();
if (!empty($selected)) {
$Associated_groups->where_in_related('users', 'group_id', $selected)->group_by('group_id')->get();
}
foreach ($Associated_groups as $Associated_group) {
unset($selected[array_search($Associated_group->id, $selected)]);
$message .= '<p class="error">The group ' . $Associated_group->name . ' is associated to one or more users and cannot be deleted.</p>';
}
$Group = new Groups_model();
// Non-super admins cannot delete super admins nor can they delete themselves
if (!empty($selected)) {
if ($this->Group_session->type == SUPER_ADMIN) {
$Group->where_in('id', $selected)->get();
} else {
$Group->where('type !=', SUPER_ADMIN)->where_in('id', $selected)->get();
}
if ($Group->exists()) {
$Group->delete_all();
$message = '<p class="success">The selected items were successfully deleted.</p>' . $message;
}
}
$this->session->set_flashdata('message', $message);
redirect(ADMIN_PATH . '/users/groups');
}
