function edit()
{
// Init
$data = array();
$data['breadcrumb'] = set_crumbs(array('users/groups' => 'User Groups', current_url() => 'Group Edit'));
$data['Group'] = $Group = $this->load->model('groups_model');
$data['permissions'] = array();
$group_id = $this->uri->segment(5);
$data['edit_mode'] = $edit_mode = FALSE;
$data['permission_options'] = unserialize(ADMIN_ACCESS_OPTIONS);
// Edit Mode
if ($group_id) {
$data['edit_mode'] = $edit_mode = TRUE;
$Group->get_by_id($group_id);
// Stop non-super admins from editing super admins
if ($this->secure->get_group_session()->type != SUPER_ADMIN && $Group->type == SUPER_ADMIN) {
show_404();
}
if ($Group->exists()) {
$data['permissions'] = unserialize($Group->permissions);
} else {
show_404();
}
}
// Validate Form
$this->form_validation->set_rules('name', 'Group Name', "trim|required|callback_name_check[{$group_id}]");
$this->form_validation->set_rules('permissions[access][]', 'Access Permissions', "trim");
if ($edit_mode && $Group->modifiable_permissions) {
$this->form_validation->set_rules('type', 'Group Type', "trim|required");
} else {
$this->form_validation->set_rules('type', 'Group Type', "trim");
}
if ($this->form_validation->run() == TRUE) {
$Group = new Groups_model();
// Load group to update if in edit mode
if (!empty($group_id)) {
$Group->get_by_id($group_id);
}
$Group->from_array($this->input->post());
// If permissions posted serialize for db
if ($this->input->post('permissions') && $this->input->post('type') == 'administrator') {
$Group->permissions = serialize($this->input->post('permissions'));
} elseif ($edit_mode && $data['Group']->modifiable_permissions || !$edit_mode || $edit_mode && $Group->type == ADMINISTRATOR && $this->Group_session->type == SUPER_ADMIN) {
$Group->permissions = NULL;
}
// Save Changes
$Group->save();
$this->session->set_flashdata('message', '<p class="success">User Group Saved.</p>');
redirect(ADMIN_PATH . '/users/groups');
}
$this->template->view('admin/groups/edit', $data);
}
