PHP脚本实现百度贴吧图片自动下载
百度贴吧图片自动下载PHP脚本是一种用于从百度贴吧中批量下载图片的工具。它通过分析网页源代码，找到图片的URL，然后使用PHP编写的程序来下载这些图片。这种脚本可以节省用户手动下载图片的时间，提高工作效率。但是，需要注意的是，在使用这种脚本时，要遵守相关法律法规，尊重他人的知识产权和隐私权。此外，由于百度贴吧可能会对爬虫进行限制，因此在使用这种脚本时可能会遇到一些问题。总之，百度贴吧图片自动下载PHP脚本是一个实用的工具，但在使用过程中要注意合法合规。
脚本说明
贴吧有防爬机制，分享一个稳定一年百度贴吧图片自动下载PHP脚本，原理是下载前设置Cookie，然后下载完一张图片后停1-3秒。
ini_set("memory_limit","10240M");require_once__DIR__.'/../autoloader.php';usephpspider\core\phpspider;usephpspider\core\requests;usephpspider\core\selector;shezhenba();functionshezhenba(){$pn=0;$base_url="https://tieba.baidu.com";do{$page='https://tieba.baidu.com/f?kw=%E8%88%8C%E8%AF%8A&ie=utf-8&pn='.$pn;print_r($page);echo"\n";$cookies='BIDUPSID=6CE1EC442CE375FA4F1E75D997B5ADE8;PSTM=1632754665;__yjs_duid=1_af1282fe895844b6fb1b5aa89c54bb0e1633790836871;BDUSS=diZzNnRlpLbEdQUGtsLWFQMW1YVlZtOEQyY05BeFN1ZkRPd2E2cE90Zk5WUXBpSVFBQUFBJCQAAAAAAAAAAAEAAABx2j4UYTg3MDA4OTQwMgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAM3I4mHNyOJhS1;BDUSS_BFESS=diZzNnRlpLbEdQUGtsLWFQMW1YVlZtOEQyY05BeFN1ZkRPd2E2cE90Zk5WUXBpSVFBQUFBJCQAAAAAAAAAAAEAAABx2j4UYTg3MDA4OTQwMgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAM3I4mHNyOJhS1;BAIDUID=5456774366A8C00FF86876486F0DB581:FG=1;BAIDUID_BFESS=5456774366A8C00FF86876486F0DB581:FG=1;ZFY=5eOz6iTAoRSXOQIWQeJoaZPN21JdsF2CCt9BuAy2iCg:C;FEID=v10-b28aceca5f39f5eed5e238c6d308f8895cd85927;__xaf_fpstarttimer__=1672475658503;__xaf_thstime__=1672475658530;__xaf_fptokentimer__=1672475658654;__bid_n=186203427bcc9936ac4207;STOKEN=7facc69ba79da44fc22e5eb5e5a7d07ccc9bae352015d2295cc8f59fa333124f;BAIDU_WISE_UID=wapp_1678945027782_802;arialoadData=false;USER_JUMP=-1;Hm_lvt_98b9d8c2fd6608d564bf2ac2ae642948=1678945026,1679021240;339663473_FRSVideoUploadTip=1;video_bubble339663473=1;st_key_id=17;FPTOKEN=0WUptM9aTVWCpeGQDJAxkbvuBnYJEvx+UHMK/kHwRiS2ftyac7+BQU5NtXrjEWEwaidVOIKllHETC0hWzCLmjsst7cTDJD05zlR2JsF6QXrlKLmSUexFmPjZx9flG1VFBzc+rWOKKDRQmR+1WCOwPNwmJcZTztaw7/VhluW5e5WsU0al2cQ9ht543kQW3DpcP0nvvkqZTS476NgV/jVCQm/Rw2thUvk+bv07WS8AlhQcikrPkib9kttVCgvqVATfOVqg0cp2JQh2FW+R55z8AZLkjtvoz+qDEmONzN/8ln5LvrPZ64y31/UVZvSPgMygWx109gI8g8eq1y2godJfAlRmyBKnfo0zfWz7fMuCb2ErGg3elsS2BJXtjZQU526tmXdipVtK1o52bp5/XvAHlg==|aYVMzCSV3lKqH2S1CjYxc3CNBWz6g/IOlpi0b2YTnVw=|10|52cebbac2c97988cd9917e0963646e2c;wise_device=0;tb_as_data=4d723ef8e237b364f0ce33fd6b857e94fad1e624a2f04a3d47c1fb5a78d1708f77cba9a498e81b483fe7d2e9c821cbeba9735978f7673b06e8b35220fd8acdd211b9ab9f799c8b8e4c9959c575f82e5c9d6f488807979aa0dca83e1f949a9343;Hm_lpvt_98b9d8c2fd6608d564bf2ac2ae642948=1679021611;XFI=e7572c90-c46e-11ed-a256-dbfb24d09753;ab_sr=1.0.1_ZDYzM2JjYWY4ZjNmNGE3YzdjYzEzNjY3NjliNzhmNTY4ZGZjM2VhYWFkY2Q2ZDI0YzQwMGRhYjlmYmU2MTBlYjIyNTY5NTlhZjkwNTlhYWJjNzcxM2FjMWNjNmVhNmRhNzQ1ZjNiOGE1ZDY4ZDQ0NDY4OGMxZDFlZTA3YmNiMmY2Mzc2Mjc5NmZkMjFiMmM2ZGZkNDc5YjEzNzY1N2U0OTVjNGQyMmZjNGE0N2Q4MDRlMTAxYjIxZWI1ODFmNDQx;st_data=a0de6beb1908da41c2b9442b142823cf0d686519129581863ab7b383dfa3ec057af452673680dbe10f706d9126d8cbccd63ee984d9b58498e045c578ddd2a2677a09ec412fb57188ef388884c070689034bc9d3dedfb1693f057409b498941de;st_sign=d29e0556;BCLID=9729821696371937476;BCLID_BFESS=9729821696371937476;BDSFRCVID=HS8OJeCT5G09-d6fLcPAMeLbZdxIU97TTPjcTR5qJ04BtyCVcmiREG0Ptsp1nZLM_EGSogKK3gOTH4DF_2uxOjjg8UtVJeC6EG0Ptf8g0M5;BDSFRCVID_BFESS=HS8OJeCT5G09-d6fLcPAMeLbZdxIU97TTPjcTR5qJ04BtyCVcmiREG0Ptsp1nZLM_EGSogKK3gOTH4DF_2uxOjjg8UtVJeC6EG0Ptf8g0M5;H_BDCLCKID_SF=tbIJoDK5JDD3fP36q45HMt00qxby26n7Lbb9aJ5nQI5nhKIzb5jtX-trLtc-WPjz5TbA-CI5QUbmjRO206oay6O3LlO83h52aC5NKl0MLPb5qKjkWxvYBUL10UnMBMPe52OnaIbg3fAKftnOM46JehL3346-35543bRTLnLy5KJYMDcnK4-XDTcBDNQP;H_BDCLCKID_SF_BFESS=tbIJoDK5JDD3fP36q45HMt00qxby26n7Lbb9aJ5nQI5nhKIzb5jtX-trLtc-WPjz5TbA-CI5QUbmjRO206oay6O3LlO83h52aC5NKl0MLPb5qKjkWxvYBUL10UnMBMPe52OnaIbg3fAKftnOM46JehL3346-35543bRTLnLy5KJYMDcnK4-XDTcBDNQP;H_PS_PSSID=38185_36561_38410_38113_38127_38398_38170_38290_38235_37937_38314_38382_38285_38041_26350_38281_37881;XFCS=B220D1E2279D5EF5A7FDFBC9FF026AB479D506E9C98AADFC2AFAD41D119C37B8;XFT=9AaMbOWwNuyEUeuVBScwdldPcP4Ya/XM8TSwhDHC1dA=;RT="z=1&dm=baidu.com&si=d0fec9c8-7f18-45e5-b71b-6535e933dede&ss=lfbxw7hz&sl=i&tt=fpc&bcn=https%3A%2F%2Ffclog.baidu.com%2Flog%2Fweirwood%3Ftype%3Dperf&ld=835e&ul=8dka';requests::set_cookies($cookies,'tieba.baidu.com');$html=requests::get($page);$url=selector::select($html,"//div[@class='threadlist_lzclearfix']");foreach($urlas$key=>$value){preg_match('/href="(.*?)"/',$value,$matches);if($matches[1]&&"/p/5908153839"!=$matches[1]){$chtml=requests::get($base_url.$matches[1]);$data=selector::select($chtml,"//div[contains(@id,'post_content_')]");if(empty($data)){continue;}foreach($dataas$key=>$content){preg_match_all('/src="(.*?)"/',$content,$matches);if($matches[1]){foreach($matches[1]as$key=>$img_url){if(strpos($img_url,'image_')!==false||strpos($img_url,'i_')!==false||strpos($img_url,'gif')!==false||strpos($img_url,'mp4')!==false){continue;}$arr=parse_url($img_url);$arr2=pathinfo($arr['path']);print_r($img_url);echo"\n";$file="E:/zhongyiba2/".$arr2["basename"];if(!file_exists($file)){file_put_contents($file,file_get_contents($img_url));}//停几秒，防止触发百度防爬算法sleep(1);}}}}}$pn+=50;//停几秒，防止触发百度防爬算法sleep(rand(1,5));}while($pn<501);}使用说明
脚本基于phpspider，把脚本放到官方的demo目录，然后通过PHP命令行执行即可。
