Facebook加好友js实现

 

   /**
    *
    */
    refleshOnline : function(){
        var _this = this;
        if(this.initData.fansIds){
            this.showFans(this, this.initData.fansIds);
        } else {
            FB.api('/me/friends', function(response) {
                if(response.data) {
                    _this.alertMessage('get friend ids success');
                    _this.initData.fansIds = [];
                    $.each(response.data,function(index, friend) {
                        _this.initData.fansIds.push(friend.id);
                    });
                    _this.showFans(_this, _this.initData.fansIds);
                } else {
                    _this.alertMessage('get friend ids failure');
                    _this.initData.fansLoop++;
                    if (_this.initData.fansLoop <= 3) {
                        _this.refleshOnline();
                    }
                }
            });
        }
    },

   /**
    * 显示好友
    *
    * @obj _this
    * @array fans_uids
    */
    showFans : function(_this, fans_uids){
        var _postData = {'action' : 'reflesh', 'USERNAME' : _this.initData.playerName,  'uid' : _this.initData.playerId, 'fans_ids' : fans_uids};
        _this.post('ajax_get.php', _postData, function(data){
            var response = JSON.parse(data);
            $('#gamefans').show();
            $('#onlineusers').empty();
            var index = 0;
            $('#onlineusers').append("<li style=\"width: 16px; padding: 0pt 2px 2px; background: none repeat scroll 0% 0% rgb(96, 175, 5); color: rgb(255, 255, 255);\">On Line</li>");
            for(var uid in response['data']){
                $('#onlineusers').append("<li id=\"tips_" + index + "\">"+"<a href='http://www.facebook.com/profile.php?id="+uid+"' target='_blank' alt='" + response['data'][uid].first_name + "'> <img border=0 src='"
                    + "https://graph.facebook.com/" + uid +  "/picture" + "' alt='" + response['data'][uid].first_name + "'/></a><br/><a href=\"http://www.weibo.com/"+uid+"\" target=\"_blank\" title='"+response['data'][uid].first_name +"'>"
                    + _this.subUserName(response['data'][uid].first_name) + "</a><a href=\"javascript:;\" onclick=\"Atlantis.addFriends('"+response['data'][uid].uid+"',this)\" class=\"log_add\">+ Add Friends</a></li>");
                index++;
            }
        });
    },

   /**
    *
    * @string uid
    * @obj element
    */
    addFriends : function(uid,element){
        var _this = this;
        FB.ui({method: 'friends.add',id: uid}, function(param){
                // If they cancel params will show:
                //    {action:false, ...}
                // and if they send the friend request it'll have:
                //    {action:true, ...}
                // and if they closed the pop-up window then:
                //    param is undefined
            if (param != 'undefined' && param.action == true) {
                _this.initData.fansIds.push(uid);
                $(element).addClass('log_concerned').empty().append('<em>√</em>Self Friend').removeAttr("onclick");
            }
        });
    },

   /**
    * 截取字符串
    *
    * @param username
    */
    subUserName : function(username){
        if(username.length < 10)
            return username;
        return username.substring(0, 10) + "...";
    },