问如何使用码点火器从表中提取数据

EN

 /* Fetch agent */

    $agent = $this->user_m->get_agent($this->data['property_id']);

    // [agent_direct feature]
    $standard_agent = true;
    if(config_db_item('agent_profile_direct') === TRUE)
    {
        $agent_direct = $this->session->userdata('agent_direct');
        $last_activity = $this->session->userdata('last_activity');

        if(is_array($agent_direct) && $agent_direct['id'] != $agent['id'])
        {
            $agent = $agent_direct;
            $standard_agent=false;
        }

    }
    // [/agent_direct feature]

    if(count($agent))
    {
        $this->data['agent_name_surname'] = $agent['name_surname'];
        $this->data['agent_phone'] = $agent['phone'];
        $this->data['agent_mail'] = $agent['mail'];
        $this->data['agent_address'] = $agent['address'];
        $this->data['agent_id'] = $agent['id'];
        $this->data['agent_name_title'] = url_title_cro($agent['name_surname']);
        $this->data['agent_url'] = slug_url('profile/'.$agent['id'].'/'.$this->data['lang_code'].'/'.$this->data['agent_name_title']);
    }

    $this->data['has_agent'] = array();
    if(count($agent))
        $this->data['has_agent'][] = array('count'=>count($agent));

    // Thumbnail
    if(count($agent) && isset($agent['image_user_filename']))
    {
        $this->data['agent_image_url'] = base_url('files/thumbnail/'.$agent['image_user_filename']);
    }
    else
    {
        $this->data['agent_image_url'] = 'assets/img/user-agent.png';
    }