删除网站中所有文件的BOM头<?phpif (isset($_GET['dir'])){ //设置文件目录 $basedir=$_GET['dir'];}else{ $basedir = '.';}$auto = 1;checkdir($basedir);function checkdir($basedir){if ($dh = opendir($basedir)) { while (($file = readdir($dh)) !== false) { if ($file != '.' && $file != '..'){ if (!is_dir($basedir."/".$file)) { echo "filename: $basedir/$file ".checkBOM("$basedir/$file")." <br>"; }else{ $dirname = $basedir."/".$file; checkdir($dirname); } } }closedir($dh);}}function checkBOM ($filename) {global $auto;$contents = file_get_contents($filename);$charset[1] = substr($contents, 0, 1);$charset[2] = substr($contents, 1, 1);$charset[3] = substr($contents, 2, 1);if (ord($charset[1]) == 239 && ord($charset[2]) == 187 && ord($charset[3]) == 191) { if ($auto == 1) { $rest = substr($contents, 3); rewrite ($filename, $rest); return ("<font color=red>BOM found, automatically removed.</font>"); } else { return ("<font color=red>BOM found.</font>"); }}else return ("BOM Not Found.");}function rewrite ($filename, $data) { $filenum = fopen($filename, "w"); flock($filenum, LOCK_EX); fwrite($filenum, $data); fclose($filenum);}Nginx规则Rewrite 规则 for wordpressif (!-e $request_filename){ rewrite (.*) /index.php;}robots.txt 语法允许所有机器人User-agent: *Disallow:
另一种写法:
User-agent: *Allow:/全站禁止收录User-agent: *Disallow: /禁止某个目录收录User-agent: *Disallow: /cgi-bin/在网页中用HTML代码阻止robots<meta name="robots" content="noindex" />
为保证robots.txt的语法正确可使用百度Robots.txt工具生成
其他代码解除网页右键屏蔽javascriptfunction() { function R(a){ona = "on"+a;if(window.addEventListener) window.addEventListener(a, function(e) { for(var n=e.originalTarget; n; n=n.parentNode) n[ona]=null; },true); window[ona]=null; document[ona]=null; if(document.body)document.body[ona]=null; } R("contextmenu");R("click");R("mousedown"); R("mouseup"); R("selectstart");})()
把以上代码加入收藏,在要解除屏蔽的网页上点击收藏链接
