后端开发|php教程
php_curl模拟登录,php_curl登录淘宝
后端开发-php教程
需求是这样的，需要登录带验证码的网站，获取数据，但是不可能人为一直去记录数据，想通过自动采集的方式进行，如下是试验出来的结果代码！有需要的可以参考下！
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display(); } public function _initialize(){ foreach($this->cookieName as $key => $name) {$this->cookiePathFile[] = ROOT_PATH . $this->cookiePath . $this->cookieName[$key] . \_xxx.txt; } } /** * 登录xxx */ public function xxxLogin() { $username = I(username); $password = I(password); $verifyCode = I(verify); $loginData = array(\__VIEWSTATE => /wEPDwUKMTU0MzAzOTU4NmQYAQUeX19Db250cm9sc1JlcXVpcmVQb3N0QmFja0tleV9fFgEFDExvZ2luX1N1Ym1pdL/yae69NsY163G3yuP0lxjz8oXu, //不把参数补全可能会不被响应哦\__VIEWSTATEGENERATOR => DC42DE27, xt_UserName => $username, xt_PWD => $password, xt_VerifyCode => $verifyCode,SMONEY => ABC,Login_Submit.x => 52,Login_Submit.y => 19, ); $getBack = $this->_cookieRequest(/noLogin.aspx, $loginData); if(preg_match(/<div[^\
(.*?)/s, $getBack, $match)){echo matched\r\n;print_r($match); }else{echo $getBack,
;$paramsFull = parse_url($getBack);parse_str($paramsFull[query], $paramsFull[parsedQuery]);if(!empty($paramsFull[parsedQuery][Warn])) { $msg = "您好，欢迎来P，请先登录。"; switch ($paramsFull[parsedQuery][Warn]) {case 2: $msg = 您输入的验证码错误，请重试; break;case 3: $msg = 该帐号不存在，还没帐号？; break;case 5: $msg = 账户已注销; break;case 6: $msg = 密码错误，如果连续错误3次半小时内不能登录！; break;case 20: $msg = 今日密码错误3次及以上，请于半小时后再来登录！; break;case 21: $msg = 今日您所在IP的所有帐号密码错误9次以上，请于半小时后再来登录！; break;case 22: $msg = 登录失败，您所在IP今日登录的帐号过多！; break;case 23: $msg = 登录失败，验证码失效！; break;case 32: $msg = 该帐号已经绑定其他xx帐号！; break;case 33: $msg = 一台电脑一天只能注册一个帐号！; break; } $this->error($msg, \, 5);}else{ $_SESSION[user_id] = 123456;//登录设置session $this->success(登录P网站成功, U(Index/index), 5);} } } /** * 获取验证码 */ public function getVerifyCode() { $img = $this->_cookieRequest(/VerifyCode_Login.aspx?id= . rand(10000,999999), null, true, 1); echo $img; } /** * 删除cookie */ public function clearCookie() { for($i = 0; $i cookieName); $i++) {setcookie($this->cookieName[$i], \, time() - 3600); }// unlink($this->cookiePathFile); $this->success(清除cookie成功！); } /** * 带COOKIE的访问curl * @param $url 访问地址 * @param bool|array $data 传递的数据 * @param bool $redirect 是否获取重定向的地址 * @return mixed 地址或者返回内容 */ public function _cookieRequest($url, $data = null, $redirect = false, $cookieNum = 0) { $ch = curl_init(); $params[CURLOPT_URL] = $url; //请求url地址 $params[CURLOPT_HEADER] = false; //是否返回响应头信息 $params[CURLOPT_RETURNTRANSFER] = true; //是否将结果返回 $params[CURLOPT_FOLLOWLOCATION] = true; //是否重定向 $params[CURLOPT_USERAGENT] = Mozilla/5.0 (Windows NT 5.1; rv:9.0.1) Gecko/0101 Firefox/9.0.1; if($data) {$params[CURLOPT_POST] = true;$params[CURLOPT_POSTFIELDS] = http_build_query($data); } //判断是否有cookie,有的话直接使用 if (!empty($_COOKIE[$this->cookieName[$cookieNum]]) && is_file($this->cookiePathFile[$cookieNum])) {$params[CURLOPT_COOKIEFILE] = $this->cookiePathFile[$cookieNum]; //这里判断cookie } else {//$cookie_jar = tempnam($cookie_path, cookie); //产生一个cookie文件$params[CURLOPT_COOKIEJAR] = $this->cookiePathFile[$cookieNum]; //写入cookie信息setcookie($this->cookieName[$cookieNum], $this->cookiePathFile[$cookieNum], time() + 120); //保存cookie路径 } curl_setopt_array($ch, $params);//传入curl参数 $content = curl_exec($ch); $headers = curl_getinfo($ch);// echo $content; curl_close($ch); if ($url != $headers["url"] && $redirect == false) {return $headers["url"]; }return $content; }}登录以后，就可以使用带cookie的访问其他页面了！
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ps：php curl 登录淘宝
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提交上去后显示为填写验证码，登录不上去
填写验证码提交：
提取验证码
/", $data, $arr); $post_fields = "umto=" . $arr[1] . "&" . $post_fields."&TPL_checkcode="; echo "" . $post_fields . "
" ; $ch = curl_init(/member/login.jhtml); curl_setopt($ch, CURLOPT_HEADER, 0); curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; Trident/4.0; QQWubi 133; Embedded Web Browser from: /; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Tablet PC 2.0; .NET4.0C; .NET4.0E; InfoPath.3; Media Center PC 6.0)"); curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); curl_setopt($ch, CURLOPT_POST, 1); curl_setopt($ch, CURLOPT_POSTFIELDS, $post_fields); curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 2); curl_setopt($ch,CURLOPT_COOKIEJAR,$cookie_jar);curl_setopt($ch,CURLOPT_COOKIEFILE,$cookie_jar); $data = curl_exec($ch); curl_close($ch);preg_match("/img id=\"J_StandardCode_m\" src=\"(.*?)\" data-src=/", $data, $arr1); echo "";exit;?>
