h5+分享到微信、朋友圈代码示例

(function(window) {
    var Share={};
    Share.info = {
        id: \'\',
        name: \'\',
        head_image: "_www/images/icon/A/144.png",
        introduce: \'\'
    };
    /**
     * 更新分享服务
     */
    var shares = null;

    function getSerivces() {        
        plus.share.getServices(function(s) {
            
            shares = {};
            for (var i in s) {
                var t = s[i];
                shares[t.id] = t;
            }
        }, function(e) {
            console.log("获取分享服务列表失败：" + e.message);
        });
    };

    function shareAction(id, ex) {
        var s = null;
        
        if (!id || !(s = shares[id])) {
            console.log("无效的分享服务！");
            return;
        }
        if (s.authenticated) {
            console.log("---已授权---");
            shareMessage(s, ex);
        } else {
            console.log("---未授权---");
            //TODO 授权无法回调，有bug
            s.authorize(function() {    
                console.log(\'授权成功...\')              
                shareMessage(s, ex);
            }, function(e) {        
                console.log("认证授权失败：" + e.code + " - " + e.message);
            });
        }
    };
    var sharecount = 0;
    /**
     * 发送分享消息
     * @param
     */
    function shareMessage(s, ex) {
        plus.nativeUI.showWaiting();
                setTimeout(plus.nativeUI.closeWaiting,5000);//TODO 5秒后自动关闭等待，否则如果用户分享出去后选择‘留在微信’，再手动回到app的时候，waiting无法关闭
        var msg = {
            extra: {
                scene: ex
            }
        };
        msg.href = "分享的网址" + "share?hid=" + Share.info.id;
        msg.title = "我在xxxx等你——" + Share.info._name;
        msg.content = Share.info.introduce;
        //取本地图片
        var img = plus.io.convertAbsoluteFileSystem(Share.info.head_image.replace(\'file://\', \'\'));
        console.log(img);
        msg.thumbs = [img];
        if (sharecount > 0) {
            //如果本地图片过大，导致分享失败，递归时重新分享获取默认图片
            msg.thumbs = ["_www/images/icon/A/144.png"];
        }
        console.log(JSON.stringify(msg));
        s.send(msg, function() {
            plus.nativeUI.closeWaiting();
            var strtmp = "分享到\"" + s.description + "\"成功！ ";
            console.log(strtmp);
            plus.nativeUI.toast(strtmp, {
                verticalAlign: \'center\'
            });
            sharecount = 0;
        }, function(e) {
            plus.nativeUI.closeWaiting();           
            if (e.code == -2) {
                plus.nativeUI.toast(\'已取消分享\', {
                    verticalAlign: \'center\'
                });
                sharecount = 0;
            } else if (e.code == -3 || e.code == -8) {
                console.log(e.code);
                if (++sharecount < 2) {
                    //TODO 分享失败可能是图片过大的问题，递归取默认图片重新分享
                    shareMessage(s, ex);
                } else {
                    sharecount = 0;
                    plus.nativeUI.toast(\'分享失败\', {
                        verticalAlign: \'center\'
                    });
                }
            }else{
                console.error(\'分享失败:\'+JSON.stringify(e))
            }
            console.log("分享到\"" + s.description + "\"失败: " + e.code + " - " + e.message);
        });
    };

    function share() {
        bhref = true;
        var ids = [{
                id: "weixin",
                ex: "WXSceneSession"
            }, {
                id: "weixin",
                ex: "WXSceneTimeline"
            }],
            bts = [{
                title: "发送给微信好友"
            }, {
                title: "分享到微信朋友圈"
            }];
        plus.nativeUI.actionSheet({
                cancel: "取消",
                buttons: bts
            },
            function(e) {
                var i = e.index;
                if (i > 0) {
                    shareAction(ids[i - 1].id, ids[i - 1].ex);
                }
            }
        );
    };
    Share.share=share;
    window.Share = Share;
    mui.plusReady(function() {      
        getSerivces();
    }); 
})(window)

来源：http://www.cnblogs.com/phillyx/