php curl登陆和获取内容类,请看如何使用呢
php curl登陆和获取内容类,请各位高手看怎么使用呢
业务需求:
能够通过php脚本实现网页自动登录,获取登陆后页面的内容。
现在在网上找到以下这个程序,可是在验证的过程中发现未能成功,请各位高手给看看,谢谢。
class CURL
{
var $cookie_file; // 设置Cookie文件保存路径及文件名
var $loginurl;//登陆地地址
var $actionstr;//登陆参数
function __construct()
{
$this->cookie_file=dirname(__FILE__)."/cookie_".md5(basename(__FILE__)).".txt";
if(!file_exists($this->cookie_file))
{ // 检测Cookie是否存在
$str = $this->vget('jroam'); // 获取登录随机值
preg_match("/name=\"formhash\" value=\"(.*?)\"/is",$str,$hash); // 提取登录随机值
$this->vlogin($this->loginurl,$this->actionstr); // 登录获取Cookie
}
}
function vlogin($url,$data){ // 模拟登录获取Cookie函数
$curl = curl_init(); // 启动一个CURL会话
curl_setopt($curl, CURLOPT_URL, $url); // 要访问的地址
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, 0); // 对认证证书来源的检查
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 1); // 从证书中检查SSL加密算法是否存在
curl_setopt($curl, CURLOPT_USERAGENT, $_SERVER['HTTP_USER_AGENT']); // 模拟用户使用的浏览器
curl_setopt($curl, CURLOPT_FOLLOWLOCATION, 1); // 使用自动跳转
curl_setopt($curl, CURLOPT_AUTOREFERER, 1); // 自动设置Referer
curl_setopt($curl, CURLOPT_POST, 1); // 发送一个常规的Post请求
curl_setopt($curl, CURLOPT_POSTFIELDS, $data); // Post提交的数据包
curl_setopt($curl, CURLOPT_COOKIEJAR, $this->cookie_file); // 存放Cookie信息的文件名称
curl_setopt($curl, CURLOPT_COOKIEFILE, $this->cookie_file); // 读取上面所储存的Cookie信息
curl_setopt($curl, CURLOPT_TIMEOUT, 30); // 设置超时限制防止死循环
curl_setopt($curl, CURLOPT_HEADER, 0); // 显示返回的Header区域内容
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1); // 获取的信息以文件流的形式返回
$tmpInfo = curl_exec($curl); // 执行操作
if (curl_errno($curl)) {
echo 'Errno'.curl_error($curl);
}
curl_close($curl); // 关闭CURL会话
return $tmpInfo; // 返回数据
}
function vget($url){ // 模拟获取内容函数
$curl = curl_init(); // 启动一个CURL会话
curl_setopt($curl, CURLOPT_URL, $url); // 要访问的地址
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, 0); // 对认证证书来源的检查
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 1); // 从证书中检查SSL加密算法是否存在

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