时间:2021-07-01 10:21:17 帮助过:9人阅读
整理文档,搜刮出一个php 实现收藏功能的示例代码,稍微整理精简一下做下分享。
HTML:
- <a class = "x" id="{$photo.id}" uid="{$Think.session.uid}" status = "{$collect_pic}" href = "javascript:void(0);">
- <if condition = "$collect_num gt 0">
- <span>取消收藏</span>
- <else/><span>收藏</span></if></a>
Js:
- //点击收藏,实现已收藏
- $('.x').on('click',function(){
- var Oa=$(this);
- var id=Oa.attr('id');//获取图片id属性
- var uid = Oa.attr('uid');//获取用户id
- var status = Oa.attr('status'); //获取收藏状态 1收藏,0取消收藏
- $.post('url',{id:id,uid:uid,status:status},function(msg){
- if(msg.status==1){
- Oa.find("span").text('取消收藏');
- Oa.attr('status','1');
- }else{
- Oa.find("span").text('收藏');
- Oa.attr('status','0');
- }
- },'json')
- })
PHP:
- //判断用户是否已收藏该图片
- $data['uid'] = $_SESSION['uid'];
- $data['pid'] = $pid;
- $collect_pic = M('collect')->where($data)->getfield('status');
- $this->collect_num = $collect_num;
- $this->collect_pic = $collect_pic;
- //收藏成功
- public function cang(){
- $data['pid'] = isset($_POST['id'])?intval(trim($_POST['id'])):0;
- $data['uid'] = $_SESSION['uid'];
- //默认o收藏 1取消收藏
- $status = isset($_POST['status'])?intval(trim($_POST['status'])):0;
- $db = M('collect');
- if($status == 0){
- //数据组装,忽略
- if(M('collect')->data($collect)->add()){
- $msg['info'] = "ok";
- $msg['status'] = 1;
- $this->ajaxreturn($msg);
- exit;
- }else{
- $msg['info'] = 'fail';
- $msg['status'] = 1;
- $this->ajaxreturn($msg);
- }
- }else{
- //取消收藏
- if($db->where($data)->delete()){
- $msg['info'] = "ok";
- $msg['status'] = 0;
- $this->ajaxreturn($msg);
- exit;
- }else{
- $msg['info'] = 'fail';
- $msg['status'] = 0;
- $this->ajaxreturn($msg);
- }
- }
思路:基本没什么难度,注意细节即可。
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持脚本之家。