Extensions::add PHP Method

    public function add()
    {
        $this->user->restrict('Admin.Extensions.Access');
        $this->template->setTitle($this->lang->line('text_add_heading'));
        $this->template->setHeading($this->lang->line('text_add_heading'));
        $this->template->setButton($this->lang->line('button_browse'), array('class' => 'btn btn-default disabled', 'href' => site_url('extensions/browse')));
        $this->template->setButton($this->lang->line('button_icon_back'), array('class' => 'btn btn-default', 'href' => site_url('extensions')));
        $data['_action'] = site_url('extensions/add');
        if ($this->_addExtension() === TRUE) {
            redirect('extensions');
        }
        $this->template->render('extensions_add', $data);
    }