HDphp框架评论、关注、私信的制作教程

php控制器方法部分

ajax前台页面使用的方法

publicfunctionattention(){//验证是否登录不登录返回0不关注if(!isset($_SESSION['uid']) || !isset($_SESSION['username']))View::ajax(0);
    //获取uid$uid=(int)$_SESSION['uid'];
    //获取项目id$roid=Q('post.roid',0,'intval');
    //添加关注$user_attion = new \Common\Model\userAttion;
    //判断是否有$pd=Db::table('user_attion')->where("user_uid={$uid} and project_roid={$roid}")->count();
    if(!empty($pd)){
        //有就修改$user_attion->where("user_uid={$uid} and project_roid={$roid}")->save(array('user_uid'=>$uid,'project_roid'=>$roid));
    }else{
        //没有就添加$user_attion->add(array('user_uid'=>$uid,'project_roid'=>$roid));
    }
    //查询现有条数$data=Db::table('user_attion')->where("project_roid={$roid}")->count();
    //返回ajaxecho json_encode(array('count'=>$data));exit;
}

//评论数据publicfunctioncomment(){//验证是否登录不登录返回0if(!isset($_SESSION['uid']) || !isset($_SESSION['username']))View::ajax(0);

    //获取uid$uid=(int)$_SESSION['uid'];

    //获取roid$roid=Q('post.project_roid','0','intval');

    //添加评论$comModel = new \Common\Model\Comment;

    if(IS_POST){
        //提交数据if(!$comModel->store()) View::error($comModel->getError());

        //查询最新的那条$data=$comModel->join('user','uid','=','user_uid')->where("user_uid={$uid} and project_roid={$roid}")->limit(1)->orderBy('addtime','DESC')->find();

        //返回ajaxecho json_encode($data);exit;
    }
}

//判断是否登录publicfunctionlogin(){//验证是否登录不登录返回0if(!isset($_SESSION['uid']) || !isset($_SESSION['username']))View::ajax(0);
}

publicfunctionreply(){//验证是否登录不登录返回0if(!isset($_SESSION['uid']) || !isset($_SESSION['username'])) View::ajax(array('code'=>0,'data'=>''));

    //获得数据cmid$cmid=Q('post.cmid',0,'intval');

    //实例化评论模型$comModel = new \Common\Model\Comment;

    //查询cmid的对应数据$data=$comModel->where("cmid={$cmid}")->find();

    //返回ajax
    View::ajax(array('code'=>1,'data'=>$data));

}

//私信数据publicfunctionletter(){//添加评论$letModel = new \Common\Model\Letter;

    if(IS_POST){
        //提交数据if(!$letModel->store()) View::error($letModel->getError());
        //返回
        View::ajax(1);
    }

}

ajax异步请求部分

代码片段

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