php中通過curl類比登陸discuz論壇的實現代碼，curldiscuz

php中通過curl類比登陸discuz論壇的實現代碼，curldiscuz
libcurl同時也支援HTTPS認證、HTTP POST、HTTP PUT、 FTP 上傳(這個也能通過PHP的FTP擴充完成)、HTTP 基於表單的上傳、代理、cookies和使用者名稱+密碼的認證。 

php的curl真的是相當好用，網上一搜尋相關文章都是關於curl類比登陸的，很少人提供類比discuz發貼的源碼

<?php $discuz_url = 'http://www.lai18.com/';//論壇地址 $login_url = $discuz_url .'login.php?action=login';//登入頁地址  $post_fields = array(); //以下兩項不需要修改 $post_fields['loginfield'] = 'username'; $post_fields['loginsubmit'] = 'true'; //使用者名稱和密碼，必須填寫 $post_fields['username'] = 'tianxin'; $post_fields['password'] = '111111'; //安全提問 $post_fields['questionid'] = 0; $post_fields['answer'] = ''; //@todo驗證碼 $post_fields['seccodeverify'] = ''; //擷取表單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資料，擷取COOKIE,cookie檔案放在網站的temp目錄下 $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); //取到了關鍵的cookie檔案就可以帶著cookie檔案去類比發帖,fid為論壇的欄目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); //這裡的hash碼和登陸視窗的hash碼的正則不太一樣，這裡的hidden多了一個id屬性 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(); //文章標題 $post_data['subject'] = 'test2'; //文章內容 $post_data['message'] = 'test2'; $post_data['topicsubmit'] = "yes"; $post_data['extra'] = ''; //文章標籤 $post_data['tags'] = 'test'; //文章的hash碼，這個非常關鍵！假如缺少這個hash碼，discuz會警告你來路的頁面不正確 $post_data['formhash']=$formhash;  $ch = curl_init($send_url); curl_setopt($ch, CURLOPT_REFERER, $send_url); //偽裝REFERER curl_setopt($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($ch); //清理cookie檔案 unlink($cookie_file); ?>

《CURL技術知識教程》系列技術教程整理
http://blog.csdn.net/hello_katty/article/details/45557423