php curl 模拟登录百度首页
代码如下：
<?php$url = "https://passport.baidu.com/?login&tpl=mn";//$url = "http://www.baidu.com/";$cookdir = "d:/www/html/mndl/cookie.txt";$ch = curl_init();curl_setopt ($ch, CURLOPT_URL, $url);curl_setopt ($ch, CURLOPT_SSL_VERIFYPEER, FALSE); //这句是必须有的 设定为不验证证书 下面是不验证host。curl_setopt ($ch, CURLOPT_HEADER, 0); curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1);curl_setopt ($ch, CURLOPT_COOKIEJAR, $cookdir); //保存cookies 发送用户浏览器信息 发送访问来源curl_setopt ($ch, CURLOPT_USERAGENT, "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 1.1.4322; .NET CLR 2.0.50727)");curl_setopt ($ch, CURLOPT_REFERER, "http://www.baidu.com/");$contents = curl_exec($ch);curl_close($ch);/* 原始表单样式 <input type="hidden" name="tpl_ok" value=""> <input type="hidden" name="next_target" value=""> <input type="hidden" name="tpl" value="mn"> <input type="hidden" name="skip_ok" value=""> <input type="hidden" name="aid" value=""> <input type="hidden" name="need_pay" value=""> <input type="hidden" name="need_coin" value=""> <input type="hidden" name="pay_method" value=""> <input type="hidden" id="u" name="u" value="http://www.baidu.com/"> <input type="hidden" name="return_method" value="get"> <input type="hidden" name="more_param" value=""> <input type="hidden" name="return_type" value=""> <input type="hidden" name="psp_tt" value="0"> <input type="hidden" id="password" name="password" value=""> <input type="hidden" name="safeflg" id="safeflg" value=""> <input type="hidden" name="isphone" value="tpl">*/$post_fields = array();$post_fields = preg_data($contents,'aid',$post_fields);$post_fields = preg_data($contents,'isphone',$post_fields);$post_fields['mem_pass'] = 'on'; //post 数据数组 记住我的登录状态$post_fields = preg_data($contents,'more_param',$post_fields);$post_fields = preg_data($contents,'need_coin',$post_fields);$post_fields = preg_data($contents,'need_pay',$post_fields);$post_fields = preg_data($contents,'next_target',$post_fields);$post_fields['password'] = 'password'; //post 数据数组 记住我的登录状态$post_fields = preg_data($contents,'pay_method',$post_fields);$post_fields = preg_data($contents,'psp_tt',$post_fields);$post_fields = preg_data($contents,'return_method',$post_fields);$post_fields = preg_data($contents,'return_type',$post_fields);$post_fields = preg_data2($contents,'safeflg',$post_fields);$post_fields = preg_data($contents,'skip_ok',$post_fields);$post_fields = preg_data($contents,'tpl',$post_fields);$post_fields = preg_data($contents,'tpl_ok',$post_fields);$post_fields['u'] = 'http://www.baidu.com/';$post_fields['username'] = 'username'; //post 数据数组 记住我的登录状态$post_fields['verifycode'] = '';$ch = curl_init();curl_setopt ($ch, CURLOPT_URL, $url);curl_setopt ($ch, CURLOPT_HEADER, 0);curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1);curl_setopt ($ch, CURLOPT_POST, 1);curl_setopt ($ch, CURLOPT_POSTFIELDS, $post_fields);curl_setopt ($ch, CURLOPT_COOKIEJAR, $cookdir);curl_setopt ($ch, CURLOPT_USERAGENT, "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 1.1.4322; .NET CLR 2.0.50727)");curl_setopt ($ch, CURLOPT_REFERER, "https://passport.baidu.com/?login&tpl=mn");curl_exec($ch);curl_close($ch);$url = "http://www.baidu.com/";$ch = curl_init();curl_setopt($ch, CURLOPT_URL, $url);curl_setopt($ch, CURLOPT_HEADER, 0);curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);curl_setopt($ch, CURLOPT_COOKIEFILE, $cookdir);curl_setopt ($ch, CURLOPT_USERAGENT, "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 1.1.4322; .NET CLR 2.0.50727)");curl_setopt ($ch, CURLOPT_REFERER, "http://www.baidu.com/n");$contents = curl_exec($ch);print_r($contents);die;curl_close($ch);exit;function preg_data($source,$chr,$array){ preg_match('/<input\s*type="hidden"\s*name="'.$chr.'"\s*value="(.*?)">/i', $source, $matches); if(!empty($matches)) { $a = $matches[1]; } else { die('Not found the '.$chr.'.'); } $array[$chr]=$a; return $array;}function preg_data2($source,$chr,$array){ preg_match('/<input\s*type="hidden"\s*name="'.$chr.'"\s*id="'.$chr.'"\s*value="(.*?)">/i', $source, $matches); if(!empty($matches)) { $a = $matches[1]; } else { die('Not found the '.$chr.'.'); } $array[$chr]=$a; return $array;}?>