Friendships/exists/en

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friendships/exists

Check whether user A follows user B. Returns true if it is true, otherwise returns false.

URL

http://api.t.sina.com.cn/friendships/exists.(json%7Cxml)

Supported Formats

XML/JSON

HTTP Request Method

GET

Requires Authentication

true
See the Authorization Mechanism Statement for authorization details

Requests Count Limitation

true
See the Interface Access Rights Statement for the Request Count Limitaiton details.

Request Parameters

  Requires Type and Range Description
source true string AppKey for the application to identify it. ( This parameter is not needed when using OAuth)
user_a true int64 User A’s ID
user_b true int64 User B’s ID

Notes

None

Example Request

XML
curl -u "username:password" "http://api.t.sina.com.cn/friendships/exists.xml?source=appkey&user_a=11051&user_b=11052"
JSON
curl -u "username:password" "http://api.t.sina.com.cn/friendships/exists.json?source=appkey&user_a=11051&user_b=11052"

Response

XML Example

<friends>true</friends>

JSON Example

{"friends":true}

Others

Java Example

Please download Java SDK from . Weibo SDK Development Kit Dowload Site
Sample Code:

 package weibo4j.examples;
 
 import weibo4j.Weibo;
 import weibo4j.WeiboException;
 
 public class ExistsFriendship {
 
 	/**
 	 * 是否关注某用户
 	 * @param args
 	 */
 	public static void main(String[] args) {
 		System.setProperty("weibo4j.oauth.consumerKey", Weibo.CONSUMER_KEY);
     	System.setProperty("weibo4j.oauth.consumerSecret", Weibo.CONSUMER_SECRET);
 	 	try {
 		//args[2]:自己的id;args[3]:关注对象的id
 		boolean bool = getWeibo(true,args).existsFriendship(args[2],args[3]);//args[2]:关注用户的id
 		System.out.println(bool);
 		} catch (WeiboException e) {
 			e.printStackTrace();
 		}
 	}
 	
 	private static Weibo getWeibo(boolean isOauth,String[] args) {
 		Weibo weibo = new Weibo();
 		if(isOauth) {//oauth验证方式 args[0]:访问的token;args[1]:访问的密匙
 			weibo.setToken(args[0], args[1]);
 		}else {//用户登录方式
     		weibo.setUserId(args[0]);//用户名/ID
     		weibo.setPassword(args[1]);//密码
 	 	}
 		return weibo;
 	}
 }

PHP Example

Please download PHP SDK with OAUTH supported from Weibo SDK Development Kit Dowload Site
. Sample Code:

//friendships/exists
//是否关注某用户
$c = new WeiboClient( WB_AKEY , 
                      WB_SKEY , 
                      $_SESSION['last_key']['oauth_token'] , 
                      $_SESSION['last_key']['oauth_token_secret']  );
//自己的id
$user_a = 'u_id';
//关注对象的id
$user_b= "u_id";
$msg = $c->oauth->get('http://api.t.sina.com.cn/friendships/exists.json?user_a='.$user_a.'&user_b='.$user_b);
if ($msg === false || $msg === null){
	echo "Error occured";
	return false;
}
if (isset($msg['error_code']) && isset($msg['error'])){
	echo ('Error_code: '.$msg['error_code'].';  Error: '.$msg['error'] );
	return false;
}
if (isset($msg['friends'])){
	if ($msg['friends'] === true){
		echo "true";
	} else {
		echo "false";
	}
}



文档更新时间: 20 January 2011