crawler03.php

<?php
/**
 * 慕课网视频教学
 * 代码实例-PHP-cURL实战
 * 实例描述：登录慕课网并下载个人空间页面
 */
$data=array('username' => 'promonkey', 
	'password' => '1q2w3e',
	'remember'=>1);
$data='username=zjzhoufy@126.com&password=1q2w3e&remember=1';
$curlobj = curl_init();			// 初始化
curl_setopt($curlobj, CURLOPT_URL, "http://www.imooc.com/user/login");		// 设置访问网页的URL
curl_setopt($curlobj, CURLOPT_RETURNTRANSFER, true);			// 执行之后不直接打印出来

// Cookie相关设置，这部分设置需要在所有会话开始之前设置
date_default_timezone_set('PRC'); // 使用Cookie时，必须先设置时区
curl_setopt($curlobj, CURLOPT_COOKIESESSION, TRUE); 
curl_setopt($curlobj, CURLOPT_HEADER, 0); 
curl_setopt($curlobj, CURLOPT_FOLLOWLOCATION, 1); // 这样能够让cURL支持页面链接跳转

curl_setopt($curlobj, CURLOPT_POST, 1);  
curl_setopt($curlobj, CURLOPT_POSTFIELDS, $data);  
curl_setopt($curlobj, CURLOPT_HTTPHEADER, array("application/x-www-form-urlencoded; charset=utf-8", 
	"Content-length: ".strlen($data)
	)); 
curl_exec($curlobj);	// 执行
curl_setopt($curlobj, CURLOPT_URL, "http://www.imooc.com/space/index");
curl_setopt($curlobj, CURLOPT_POST, 0);  
curl_setopt($curlobj, CURLOPT_HTTPHEADER, array("Content-type: text/xml"
	)); 
$output=curl_exec($curlobj);	// 执行
curl_close($curlobj);			// 关闭cURL
echo $output;
?>