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！
<?php
namespace homecontroller;
use thinkcontroller;
class logincontroller extends controller
{
protected $cookiename = array('cookie_verify', 'cookie_verify');
protected $cookiepath = '/cookie/';
protected $cookiepathfile = array();
public function index()
{
$this->display();
}
public function _initialize(){
foreach($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',
'txt_username' => $username,
'txt_pwd' => $password,
'txt_verifycode' => $verifycode,
'smoney' => 'abc',
'login_submit.x' => '52',
'login_submit.y' => '19',
);
$getback = $this->_cookierequest('http://xxx.com/nologin.aspx', $logindata);
if(preg_match('/<div[^<div]*?ids*=s*['"]{1}div_msg['"]{1}.*?>(.*?)</div>/s', $getback, $match)){
echo 'matchedrn';
print_r($match);
}else{
echo $getback, '<br />';
$paramsfull = parse_url($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('http://xxx.com/verifycode_login.aspx?id=' . rand(10000,999999), null, true, 1);
echo $img;
}
/**
* 删除cookie
*/
public function clearcookie()
{
for($i = 0; $i <count($this->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
$params[curlopt_useragent] = 'mozilla/5.0 (windows nt 5.1; rv:9.0.1) gecko/20100101 firefox/9.0.1';
if($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 $content;
}
}
登录以后，就可以使用带cookie的访问其他页面了！
ps：php curl 登录淘宝
提交上去后显示为填写验证码，登录不上去
填写验证码提交：
<!doctype html public "-//w3c//dtd xhtml 1.0 transitional//en" "http://www.w3.org/tr/xhtml1/dtd/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="content-type" content="text/html; charset=gb2312" /> <title></title> </head> <body> <iframe id='img' src="b.php" width="950" height="300" scrolling="no" frameborder="0"></iframe> <form action="tb.php" method="post"> <textarea name="vv" cols="50" rows="10">umto=&action=authenticator&event_submit_do_login=anything&from=tb&fc=default&style=default&css_style=&tid=xor_1_000000000000000000000000000000_635045544 70a7c717f750278&support=000001&ctrlversion=1,0,0,7&logintype=3&minititle=&minipara=&pstrong=&llnick=&sign=&need_sign=&isignore=&full_redirect=&popid=&callback=&guf=¬_duplite_str=&need_user_id=&poy=xor_1_000000000000000000000000000000_625a424 a45137c6f7a7f0b786d08&gvfdcname=&gvfdcre=&from_encoding=&tpl_redirect_url=http:www.taobao.com&tpl_username=xxx&tpl_password=xxxx&need_check_code=&&tpl_checkcode=</textarea> <input type="submit" /> </form> </body> </html>
<?php
session_start();
if(empty($_session['cookie_jar'])) exit();
$cookie_jar=$_session['cookie_jar'];
$post_fields=$_post["vv"];
$ch = curl_init('https://login.taobao.com/member/login.jhtml');
curl_setopt($ch, curlopt_header, 0);
curl_setopt($ch, curlopt_useragent,
"mozilla/4.0 (compatible; msie 8.0; windows nt 6.1; trident/4.0; qqwubi 133; embedded web browser from: http://bsalsa.com/; slcc2; .net clr 2.0.50727; .net clr 3.5.30729; .net clr 3.0.30729; tablet pc 2.0; .net4.0c; .net4.0e; infopath.3; media center pc 6.0)");
curl_setopt($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($ch, curlopt_ssl_verifyhost, 1);
curl_setopt($ch, curlopt_cookiejar, $cookie_jar);
$data = curl_exec($ch);
curl_close($ch);
echo $data;exit;
$ch = curl_init('http://www.taobao.com');
curl_setopt($ch, curlopt_useragent,
"mozilla/4.0 (compatible; msie 8.0; windows nt 6.1; trident/4.0; qqwubi 133; embedded web browser from: http://bsalsa.com/; 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($ch, curlopt_header, 0);
curl_setopt($ch, curlopt_returntransfer, 0);
curl_setopt($ch, curlopt_cookiefile, $cookie_jar);
curl_setopt($ch, curlopt_ssl_verifypeer, true);
curl_exec($ch);
curl_close($ch);
?>
提取验证码
<?php
session_start();
$cookie_jar=tempnam("./temp/","cookie");
$_session['cookie_jar']=$cookie_jar;
$post_fields = "action=authenticator&event_submit_do_login=anything&from=tb&fc=default&style=default&css_style=&tid=xor_1_000000000000000000000000000000_635045544
70a7c717f750278&support=000001&ctrlversion=1,0,0,7&logintype=3&minititle=&minipara=&pstrong=&llnick=&sign=&need_sign=&isignore=&full_redirect=&popid=&callback=&guf=¬_duplite_str=&need_user_id=&poy=xor_1_000000000000000000000000000000_625a424a45137c6f7a7f0b786d08&gvfdcname=&gvfdcre=&from_encoding=&tpl_redirect_url=http:www.taobao.com&tpl_username=xxx&tpl_password=xxx";
$ch = curl_init('https://login.taobao.com/member/login.jhtml');
curl_setopt($ch, curlopt_useragent,
"mozilla/4.0 (compatible; msie 8.0; windows nt 6.1; trident/4.0; qqwubi 133; embedded web browser from: http://bsalsa.com/; 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($ch, curlopt_header, 0);
curl_setopt($ch, curlopt_returntransfer, 1);
curl_setopt($ch, curlopt_ssl_verifypeer, false);
curl_setopt($ch, curlopt_ssl_verifyhost, 2);
$data = curl_exec($ch);
curl_close($ch);
preg_match("/id="um_to" name="umto" value="(.*?)"/>/", $data, $arr);
$post_fields = "umto=" . $arr[1] . "&" . $post_fields."&tpl_checkcode=";
echo "<textarea cols=50 rows=10>" . $post_fields . "</textarea><br/>" ;
$ch = curl_init('https://login.taobao.com/member/login.jhtml');
curl_setopt($ch, curlopt_header, 0);
curl_setopt($ch, curlopt_useragent,
"mozilla/4.0 (compatible; msie 8.0; windows nt 6.1; trident/4.0; qqwubi 133; embedded web browser from: http://bsalsa.com/; slcc2; .net clr 2.0.50727; .net clr 3.5.30729; .net clr 3.0.30729; tablet pc 2.0; .net4.0c; .net4.0e; infopath.3; media center pc 6.0)");
curl_setopt($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, $arr1);
echo "<img src=".$arr1[1]." />";
exit;
?>
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