用php抓取百度贴吧指定相册图片

用php抓取百度贴吧指定相册图片

<?php

@set_time_limit(10);

//贴吧名称

$tbname = "mugen";

//相册ID

$tid = "2124904411";

//图册页url模版

$galleryurltpl = "http://tieba.baidu.com/photo/bw/picture/guide?kw=%s&t;

//本地的目录

$savepath = "R:/images/";

//帖子子文件夹

$filedir = $savepath.$tid;

//图片文件

$filenametpl = $filedir."/%s.jpg";

//图册页url

$galleryurl = sprintf($galleryurltpl, $tbname, $tid);

//返回的json数据

$retjson = file_get_contents($galleryurl);

$retarray = json_decode($retjson, true);

//图片列表

$piclist = $retarray['data']['pic_list'];

//目录是否存在

if(!is_dir($filedir))

mkdir($filedir);

foreach($piclist as $pic){

$pic_id = $pic['img']['original']['id'];

$url = "http://imgsrc.baidu.com/forum/pic/item/".$pic_id.".jpg";

$filename = sprintf($filenametpl, $pic_id);

//下载图片

$imagebin = file_get_contents($url);

//保存图片

file_put_contents($filename,$imagebin);

}

?>