掌握蜘蛛爬取的页面，获取一些关键信息

<?function getCurrentURL() {$protocol = $_SERVER["SERVER_PORT"] == '443'?'https://':'http://';return $protocol.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];}?>

<?php// 获取User-Agent字符串$userAgent = $_SERVER['HTTP_USER_AGENT'];?>

<?php// 获取访问者的IP地址$ipAddress = $_SERVER['REMOTE_ADDR'];?>

<?php$time = time();?>

function isbot($tmp){
//谷歌蜘蛛if(strpos($tmp, 'compatible; Googlebot/2.1') !== false){$flag = '谷歌蜘蛛';} else if(strpos($tmp, 'Googlebot-Mobile') >0){$flag = '谷歌蜘蛛';} else if(strpos($tmp, 'Googlebot-Image') >0){$flag = '谷歌图片蜘蛛';} else if(strpos($tmp, 'Mediapartners-Google') >0){$flag = '谷歌广告蜘蛛';} else if(strpos($tmp, 'Adsbot-Google') >0){$flag = '谷歌质量蜘蛛';} else if(strpos($tmp, 'Googlebot') >0){$flag = '谷歌蜘蛛';} //百度蜘蛛else if(strpos($tmp, 'Baiduspider-mobile') >0){$flag = '百度蜘蛛';} else if(strpos($tmp, 'Baidu-Thumbnail') >0){$flag = '百度图片蜘蛛';} else if(strpos($tmp, 'Baiduspider-image') >0){$flag = '百度图片蜘蛛';} else if(strpos($tmp, 'Baiduspider-news') >0){$flag = '百度新闻蜘蛛';} else if(strpos($tmp, 'Baiduspider-video') >0){$flag = '百度视频蜘蛛';} else if(strpos($tmp, 'Baidu-Transcoder') >0){$flag = '百度音乐蜘蛛';} else if(strpos($tmp, 'baiduspider-mobile-gate') >0){$flag = '百度移动蜘蛛';} else if(strpos($tmp, 'Baiduspider') >0){$flag = '百度蜘蛛';} //搜搜蜘蛛else if(strpos($tmp, 'Sosospider') >0){$flag = '搜搜蜘蛛';} else if(strpos($tmp, 'Sosoimagespider') >0){$flag = '搜搜图片蜘蛛';} //雅虎蜘蛛else if(strpos($tmp, 'Yahoo! Slurp China') !== false){$flag = '雅虎中文蜘蛛';}else if(strpos($tmp, 'Yahoo ContentMatch Crawler') !== false){$flag = '雅虎竞价蜘蛛';}else if(strpos($tmp, 'Yahoo-MMCrawler') !== false){$flag = '雅虎图片蜘蛛';}else if(strpos($tmp, 'Yahoo! Slurp') !== false){$flag = '雅虎英文蜘蛛';}//微软蜘蛛 else if(strpos($tmp, 'msnbot') !== false){$flag = '微软蜘蛛';} else if(strpos($tmp, 'msnbot-media') !== false){$flag = '微软媒体蜘蛛';} else if(strpos($tmp, 'MSNBot-Media') !== false){$flag = '微软多媒体蜘蛛';}  else if(strpos($tmp, 'MSNBot-NewsBlogs') !== false){$flag = '微软新闻及blog蜘蛛';}  else if(strpos($tmp, 'MSNBot-Academic') !== false){$flag = '微软学术蜘蛛';}  else if(strpos($tmp, 'MSNBot') !== false){$flag = '微软网页蜘蛛';} //360蜘蛛 else if(strpos($tmp, 'Sosospider') !== false){$flag = '360蜘蛛';} //有道蜘蛛else if(strpos($tmp, 'YodaoBot') !== false || strpos($tmp, 'OutfoxBot') !== false){$flag = '有道蜘蛛';} //搜狗蜘蛛else if(strpos($tmp, 'Sogou web spider') !== false || strpos($tmp, 'Sogou Orion spider') !== false){$flag = '搜狗蜘蛛';} else if(strpos($tmp, 'Sogou inst spider') !== false){$flag = '搜狗蜘蛛';}  else if(strpos($tmp, 'Sogou News Spider') !== false){$flag = '搜狗新闻蜘蛛';}  else if(strpos($tmp, 'Sogou spider2') !== false){$flag = '搜狗蜘蛛';}  else if(strpos($tmp, 'Sogou blog') !== false){$flag = '搜狗blog蜘蛛';}  else if(strpos($tmp, 'sogou spider') !== false){$flag = '搜狗蜘蛛';} //其他蜘蛛 else if(strpos($tmp, 'bingbot') !== false){$flag = '必应蜘蛛';}  else if(strpos($tmp, 'EtaoSpider') !== false){$flag = '一淘网蜘蛛';}  else if(strpos($tmp, 'Scooter') !== false){$flag = 'Altavista蜘蛛';}  else if(strpos($tmp, 'Lycos_Spider') !== false){$flag = 'Lycos蜘蛛';}  else if(strpos($tmp, 'FAST-WebCrawler') !== false){$flag = 'Alltheweb蜘蛛';}  else if(strpos($tmp, 'Slurp ASPSeek ASPSeek') !== false){$flag = 'INKTOMI蜘蛛';}  else if(strpos($tmp, 'lanshanbot') !== false){$flag = '东方网景爬虫';}  else if(strpos($tmp, 'BSpider') !== false){$flag = '日本爬虫';} else if(strpos($tmp, 'fast-webcrawler') !== false){$flag = 'fast-webcrawler';} else if(strpos($tmp, 'Gaisbot') !== false){$flag = 'Gaisbot';} else if(strpos($tmp, 'ia_archiver') !== false){$flag = 'Alexa蜘蛛';} else if(strpos($tmp, 'altavista') !== false){$flag = 'altavista爬虫';} else if(strpos($tmp, 'lycos_spider') !== false){$flag = 'Lycos蜘蛛';} else if(strpos($tmp, 'Inktomi slurp') !== false){$flag = 'Inktomi slurp';}else if(strpos($tmp, 'YandexBot') !== false){$flag = 'YandexBot';}else if(strpos($tmp, 'AhrefsBot') !== false){$flag = 'AhrefsBot';}else if(strpos($tmp, 'ezooms.bot') !== false){$flag = 'ezooms.bot';}else{$flag = NULL;}return $flag;}

<?require 'bot.class.php';$userAgent = $_SERVER['HTTP_USER_AGENT'];//获取访问者头部信息，该信息由浏览器发送到服务器，有可能被人为修改。$botname = isbot($userAgent);//判断访问者是不是蜘蛛if($botname) !== NULL){$time = time();$ip = $_SERVER['REMOTE_ADDR'];$url = getCurrentURL();//蜘蛛名称$botname//===========这里你就可以把以上变量存入数据库或者文件，方便后续读取！如果你需要掌握更多信息，可以自己进行完善//===========}?>