libcurl同时也支持HTTPS认证、HTTP POST、HTTP PUT、 FTP 上传(这个也能通过PHP的FTP扩展完成)、HTTP 基于表单的上传、代理、cookies和用户名+密码的认证。
<?php $discuz_url = 'https://www.jb51.net/';//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('/<input\s*type="hidden"\s*name="formhash"\s*value="(.*?)"\s*\/>/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('/<input\s*type="hidden"\s*name="formhash"\s*id="formhash"\s*value="(.*?)"\s*\/>/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); ?>