public async Task <string> Get(String url)
{
try{
Uri uri = new Uri(url);
HttpWebRequest req = WebRequest.CreateHttp(uri);
req.Method = "POST";
//req.ContentType = CONTENT_TYPE_PLAIN;
//req.ContinueTimeout = TIME_OUT_HTTP;
WebResponse res = await req.GetResponseAsync();
Stream input = res.GetResponseStream();
byte[] buffer = new byte[16 * 1024];
using (MemoryStream ms = new MemoryStream())
{
int read;
while ((read = input.Read(buffer, 0, buffer.Length)) > 0)
{
ms.Write(buffer, 0, read);
}
byte[] results = ms.ToArray();
String str = System.Text.Encoding.UTF8.GetString(results, 0, results.Length);
return(str);
}
} catch (Exception e) {
logger.info("Get erro - url=" + url + ", message=" + e.Message);
logger.info(e.StackTrace);
}
return("");
}
/// <summary>
/// 下拉刷新
/// </summary>
private void OnRefreshHandler()
{
this.newsList.Clear();
logger.info("OnRefreshHandler----start----");
this.getNewsList();
logger.info("OnRefreshHandler----over----");
}
void unreadHandler(object sender, System.EventArgs e)
{
var mi = ((MenuItem)sender);
DisplayAlert("More Context Action", mi.CommandParameter + " more context action", "OK");
logger.info("unreadHandler" + sender);
}
public async Task <ResultBean <IList <NewsItemBean> > > GetToutiaoList(long time, string type)
{
ResultBean <IList <NewsItemBean> > rb = new ResultBean <IList <NewsItemBean> >();
//string url = "http://www.toutiao.com/api/article/feed/?category=" + type + "&utm_source=toutiao&widen=1&max_behot_time=0&max_behot_time_tmp=0&tadrequire=true&as=A1C529791677EE2&cp=599667FE4E32EE1";
string url = "http://www.toutiao.com/api/pc/feed/?category=" + type + "&utm_source=toutiao&max_behot_time=" + max_behot_time;
string result = await HttpHelp.getInstance().Get(url);
if (result == null || "".Equals(result))
{
rb.Success = false;
rb.Message = "请求http失败";
}
else
{
NewsToutiaoResultEntity resultBean = JsonHelp.FromJson <NewsToutiaoResultEntity>(result);
logger.info("GetToutiaoList - url=" + url + ", " + resultBean.next.max_behot_time + ", " + resultBean.message);
IList <NewsItemBean> list = new List <NewsItemBean>();
if (resultBean.message.Equals("success") && resultBean.data != null)
{
max_behot_time = resultBean.next.max_behot_time;
foreach (NewsToutiaoItemEntity item in resultBean.data)
{
NewsItemBean bean = new NewsItemBean {
Title = item.title, Source = item.source, Image = "http:" + item.image_url, Url = "https://www.toutiao.com" + item.source_url
};
DateTime utcdt = DateTime.Parse(DateTime.UtcNow.ToString("1970-01-01 00:00:00")).AddSeconds(item.behot_time);
bean.Datetime = utcdt.ToLocalTime().ToString("yyyy-MM-dd HH:mm:ss");
if (item.image_url != null)
{
bean.IsImage = true;
}
else if (item.image_list != null)
{
bean.IsThird = true;
bean.Image1 = "http:" + item.image_list[0].url;
bean.Image2 = "http:" + item.image_list[1].url;
bean.Image3 = "http:" + item.image_list[2].url;
}
else
{
bean.IsText = true;
}
list.Add(bean);
}
rb.Success = true;
rb.Data = list;
rb.Message = "请求成功，返回" + list.Count + "条";
}
else
{
rb.Success = false;
rb.Message = "请求结果为空";
}
}
return(rb);
}
public async Task <ResultBean <IList <NewsListBean> > > GetNewsList(long time, string type)
{
string key = "ff3460eb96b32f8dca051ae1248a2e8a";
string result = await HttpHelp.getInstance().Get("http://v.juhe.cn/toutiao/index?type=" + type + "&key=" + key);
logger.info("GetNewsList - " + time + ", " + result);
NewsResultBean newsresultBean = JsonHelp.FromJson <NewsResultBean>(result);
ResultBean <IList <NewsListBean> > rb = new ResultBean <IList <NewsListBean> >();
if (newsresultBean.result.data != null)
{
rb.Success = true;
rb.Message = "请求成功";
rb.Data = newsresultBean.result.data;
foreach (NewsListBean b in rb.Data)
{
b.image = b.thumbnail_pic_s;
}
}
else
{
rb.Success = false;
rb.Message = "请求失败";
}
return(rb);
}
public NewsDetailPage(NewsItemBean bean)
{
InitializeComponent();
this.newsItemBean = bean;
this.Title = bean.Title;
this.webView.Source = new UrlWebViewSource
{
Url = bean.Url
};
logger.info("goto - " + bean.Url);
}
public async Task <IList <NewsListBean> > GetNewsList(long time)
{
string type = "top";
string key = "ff3460eb96b32f8dca051ae1248a2e8a";
string result = await HttpHelp.getInstance().Get("http://v.juhe.cn/toutiao/index?type=" + type + "&key=" + key);
logger.info("GetNewsList - " + time + ", " + result);
NewsResultBean resultBean = JsonHelp.FromJson <NewsResultBean>(result);
return(resultBean.result.data);
}
private void onTypeRefreshHandler(NewsTypeBean p)
{
logger.info("onTypeRefreshHandler - " + p.Name + ", " + p.Code);
this.defaultNewsType = p.Code;
this.newsList.Clear();
this.listView.BeginRefresh();
}
protected override void OnCurrentPageChanged()
{
logger.info("OnCurrentPageChanged");
}
void Handle_CheckedChanged(object sender, bool e)
{
logger.info("" + sender + ", " + e);
}
private void onTypeRefreshHandler(NewsTypeBean p)
{
logger.info("onTypeRefreshHandler - " + p.name + ", " + p.code);
this.type = p.code;
this.listView.BeginRefresh();
}
void xmppConnentHandler(object sender, System.EventArgs e)
{
logger.info("xmppConnentHandler - " + sender + ", " + e);
this.xmpp.connent("123.57.192.195", 5222, "dhcc", "user1", "123456");
}
protected override void OnSizeAllocated(double width, double height)
{
logger.info("OnSizeAllocated - " + width + ", " + height);
base.OnSizeAllocated(width, height);
}
