php通过curl模拟登陆DZ论坛_PHP教程

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$discuz_url = 'http://www.gxlcms.com/';//论坛地址

$login_url = $discuz_url .'login.php?action=login';//登录页地址

$post_fields = array();

//以下两项不需要修改

$post_fields['loginfield'] = 'username';

$post_fields['loginsubmit'] = 'true';

//用户名和密码，必须填写

$post_fields['username'] = 'tianxin';

$post_fields['password'] = '111111';

//安全提问

$post_fields['questionid'] = 0;

$post_fields['answer'] = '';

//@todo验证码

$post_fields['seccodeverify'] = '';

//获取表单FORMHASH

$ch = curl_init($login_url);

curl_setopt($ch, CURLOPT_HEADER, 0);

curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

$contents = curl_exec($ch);

curl_close($ch);

preg_match('//i', $contents, $matches);

if(!empty($matches)) {

$formhash = $matches[1];

} else {

die('Not found the forumhash.');

}

//POST数据，获取COOKIE,cookie文件放在网站的temp目录下

$cookie_file = tempnam('./temp','cookie');

$ch = curl_init($login_url);

curl_setopt($ch, CURLOPT_HEADER, 0);

curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

curl_setopt($ch, CURLOPT_POST, 1);

curl_setopt($ch, CURLOPT_POSTFIELDS, $post_fields);

curl_setopt($ch, CURLOPT_COOKIEJAR, $cookie_file);

curl_exec($ch);

curl_close($ch);

//取到了关键的cookie文件就可以带着cookie文件去模拟发帖,fid为论坛的栏目ID

$send_url = $discuz_url."post.php?action=newthread&fid=2";

$ch = curl_init($send_url);

curl_setopt($ch, CURLOPT_HEADER, 0);

curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

curl_setopt($ch, CURLOPT_COOKIEFILE, $cookie_file);

$contents = curl_exec($ch);

curl_close($ch);

//这里的hash码和登陆窗口的hash码的正则不太一样，这里的hidden多了一个id属性

preg_match('//i', $contents, $matches);

if(!empty($matches)) {

$formhash = $matches[1];

} else {

die('Not found the forumhash.');

}

$post_data = array();

//帖子标题

$post_data['subject'] = 'test2';

//帖子内容

$post_data['message'] = 'test2';

$post_data['topicsubmit'] = "yes";

$post_data['extra'] = '';

//帖子标签

$post_data['tags'] = 'test';

//帖子的hash码，这个非常关键！假如缺少这个hash码，discuz会警告你来路的页面不正确

$post_data['formhash']=$formhash;

$ch = curl_init($send_url);

curl_setopt($ch, CURLOPT_REFERER, $send_url); //伪装REFERER

curl_setopt($ch, CURLOPT_HEADER, 0);

curl_setopt($ch, CURLOPT_RETURNTRANSFER, 0);

curl_setopt($ch, CURLOPT_COOKIEFILE, $cookie_file);

curl_setopt($ch, CURLOPT_POST, 1);

curl_setopt($ch, CURLOPT_POSTFIELDS, $post_data);

$contents = curl_exec($ch);

curl_close($ch);

//清理cookie文件

unlink($cookie_file);

?>