PHP实现多说评论实时同步回网站数据库

PHP实现多说评论实时同步回网站数据库

社会化评论-多说评论实时同步回数据库，依赖Http库，随便找一个就行

where($where)->getField('value');
            Vendor('CurlHTTP.Http');
            
            $limit = 20;

            $params = array(
                'limit' => $limit,
                'order' => 'asc',
            );


            $posts = array();

            if (!$last_log_id)
                $last_log_id = 0;

            $params['since_id'] = $last_log_id;
            $params['short_name'] = C(DUOSHUO_SHORT_NAME);
            $params['secret'] = C(DUOSHUO_SECRET);
            $http_client = new \Http();
            $response = $http_client->request('http://api.duoshuo.com/log/list.json', $params ,'GET');

            $response = json_decode($response,true);

            if (!isset($response['response'])) {
                //处理错误,错误消息$response['message'], $response['code']
                file_log("签名错误");
            } else {
                //遍历返回的response，你可以根据action决定对这条评论的处理方式。
                foreach($response['response'] as $k => $log){
                    switch($log['action']){
                        case 'create':
                            foreach ($log['meta'] as $key => $value) {
                                $create[$key]['post_id'] = $log['meta']['post_id'];
                                $create[$key]['thread_id'] = $log['meta']['thread_id'];
                                $create[$key]['author_id'] = $log['meta']['author_id'];
                                $create[$key]['author_name'] = $log['meta']['author_name'];
                                $create[$key]['author_email'] = $log['meta']['author_email'];
                                $create[$key]['author_url'] = $log['meta']['author_url'];
                                $create[$key]['author_key'] = $log['meta']['author_key'];
                                $create[$key]['ip'] = $log['meta']['ip'];
                                $create[$key]['created_at'] = $log['meta']['created_at'];
                                $create[$key]['message'] = $log['meta']['message'];
                                $create[$key]['status'] = $log['meta']['status'];
                                $create[$key]['type'] = $log['meta']['type'];
                                if($log['meta']['parent_id'] != ""){
                                    $create[$key]['parent_id'] = $log['meta']['parent_id'];
                                }
                                $create[$key]['thread_key'] = $log['meta']['thread_key'];
                                $create[$key]['user_id'] = $log['user_id'];
                                $create[$key]['date'] = $log['date'];
                            }
                            break;
                        case 'approve':
                            //这条评论是通过的评论
                            foreach ($log['meta'] as $key => $value) {
                                $approve[$key]['post_id'] .= $value.",";
                            }
                            break;
                        case 'spam':
                            //这条评论是标记垃圾的评论
                            foreach ($log['meta'] as $key => $value) {
                                $spam[$key]['post_id'] .= $value.",";
                            }
                            break;
                        case 'delete':
                            //这条评论是删除的评论
                            foreach ($log['meta'] as $key => $value) {
                                $delete[$key]['post_id'] .= $value.",";
                            }
                            break;
                        case 'delete-forever':
                            //彻底删除的评论
                            foreach ($log['meta'] as $key => $value) {
                                $delete_forever[$key]['post_id'] .= $value.",";
                            }
                            break;
                        default:
                            break;
                    }
                    // 更新处理数据
                    switch($log['action']){
                        case 'create':
                            foreach ($create as $key => $value) {
                                if($value != ""){
                                    $Comment->add($value);
                                }
                            break;
                            }
                        case 'approve':
                            //这条评论是通过的评论
                            foreach ($approve as $key => $value) {
                                if($value != ""){
                                    $Comment->where(array('post_id'=>
                                    array('in',''. 
                                    substr($value['post_id'], 0,-1) .'')))
                                    ->setField('status','approved');
                                }
                            }
                            break;
                        case 'spam':
                            //这条评论是标记垃圾的评论
                            foreach ($spam as $key => $value) {
                                if($value != ""){
                                    $Comment->where(array('post_id'=>
                                    array('in',''. 
                                    substr($value['post_id'], 0,-1) .'')))
                                    ->setField('status','spam');
                                }
                            }
                            break;
                        case 'delete':
                            //这条评论是删除的评论
                            foreach ($delete as $key => $value) {
                                if($value != ""){
                                    $Comment->where(array('post_id'=>
                                    array('in',''. 
                                    substr($value['post_id'], 0,-1) .'')))
                                    ->setField('status','delete');
                                }
                            }
                            break;
                        case 'delete-forever':
                            //彻底删除的评论
                            foreach ($delete_forever as $key => $value) {
                                if($value != ""){
                                    $Comment->where(array('post_id'=>
                                    array('in',''. 
                                    substr($value['post_id'], 0,-1) .'')))
                                    ->delete();
                                }
                            }
                            break;
                        default:
                            break;
                    }
                    //更新last_log_id，记得维护last_log_id。（如update你的数据库）
                    if (strlen($log['log_id']) > strlen($last_log_id) || strcmp($log['log_id'], $last_log_id) > 0) {
                        M('setting')->where(array('name'=>"last_log_id"))->setField('value',$log['log_id']);
                    }
                }
            }

        }

    }
}/**
 *
 * 多说检查签名
 *
 */
function check_signature($input){

    $signature = $input['signature'];
    unset($input['signature']);

    ksort($input);
    $baseString = http_build_query($input, null, '&');
    $expectSignature = base64_encode(hmacsha1($baseString, C(DUOSHUO_SECRET)));
    if ($signature !== $expectSignature) {
        return false;
    }
    return true;
}


// from: http://www.php.com/manual/en/function.sha1.php#39492
// Calculate HMAC-SHA1 according to RFC2104
// http://www.ietf.org/rfc/rfc2104.txt
// 多说
function hmacsha1($data, $key) {
    if (function_exists('hash_hmac'))
        return hash_hmac('sha1', $data, $key, true);

    $blocksize=64;
    if (strlen($key)>$blocksize)
        $key=pack('H*', sha1($key));
    $key=str_pad($key,$blocksize,chr(0x00));
    $ipad=str_repeat(chr(0x36),$blocksize);
    $opad=str_repeat(chr(0x5c),$blocksize);
    $hmac = pack(
            'H*',sha1(
                    ($key^$opad).pack(
                            'H*',sha1(
                                    ($key^$ipad).$data
                            )
                    )
            )
    );
    return $hmac;
}

配置

//多说
'DUOSHUO_SECRET'=>'78bd15a3d4fb3000657741a1319bbbbe',
'DUOSHUO_SHORT_NAME'=>'muxu',

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