php模拟登录保存登录cookie信息的例子

3. function write_cookie($cookie,$db)

4. {
5. $fp = fopen(‘/tmp/cookie.txt’, ‘w’);
6. fwrite($fp, $cookie);
7. fclose($fp);
8. }

9. function get_cookie($db)

10. {

11. $handle = @fopen(“/tmp/cookie.txt”, “r”);

12. if ($handle) {
13. while (($buffer = fgets($handle, 4096)) !== false) {
14. $cookie = trim($buffer);
15. }
16. fclose($handle);
17. }

18. return $cookie;

19. }

20. function openhttp($url,$post=”,$cookie=”,$agent=”,$referfer=”, $origin=”", $host=”", $content_type = “”, $is_header=1){

21. $ch = curl_init();
22. curl_setopt($ch, CURLOPT_URL, $url);

23. $header = array();

24. if(!empty($host)) {
25. $header[] = “Host:zzip.ip518.com:900″;
26. }

27. if(!empty($origin)) {

28. $header[] = “Origin:http://zzip.ip518.com:900″;
29. }
30. if(!empty($content_type)) {
31. $header[] = “Content-Type:application/x-www-form-urlencoded”;
32. }

33. if(count($header)) {

34. curl_setopt($ch, CURLOPT_HTTPHEADER,$header);
35. }

36. if(!empty($cookie)) curl_setopt($ch, CURLOPT_COOKIE,$cookie);

37. //curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
38. if(!empty($referfer)) curl_setopt($ch, CURLOPT_REFERER, $referfer);
39. curl_setopt($ch, CURLOPT_USERAGENT, “Mozilla/5.0 (Windows NT 5.1) AppleWebKit/537.31 (KHTML, like Gecko) Chrome/26.0.1410.64 Safari/537.31″);
40. if(!empty($post)) curl_setopt($ch, CURLOPT_POST, 1);
41. curl_setopt($ch, CURLOPT_RETURNTRANSFER,1);
42. if(!empty($post)) curl_setopt($ch, CURLOPT_POSTFIELDS, $post);
43. if($is_header) curl_setopt($ch, CURLOPT_HEADER, 1);

44. $return = curl_exec($ch);

45. curl_close($ch);
46. return $return;
47. }

48. function login($username, $password, $login_url = “http://zzip.ip518.com:900/login.asp”)

49. {
50. $content=”;
51. $cookies=”;
52. $content = openhttp(“http://zzip.ip518.com:900/login.asp”, “name=$username&pass=$password&enter=”);
53. $cookies = get_items($content, array(“Set-Cookie: “), array(“;”));

54. $cookie = implode(“;”, $cookies);

55. write_cookie($cookie);

56. return $cookie;

57. }

58. login(“账号”, “密码”);

说明： 登录成功后把cookie信息写入文件/tmp/cookie.txt，下次直接读取这个文件，以后操作此cookie文件，即可实现登录。

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