private void worker_DoWork(object sender, DoWorkEventArgs e)
{
int err_count = 5;
EXDocument doc = new EXDocument();
int count = 0;
while (count < tweet_count)
{
if (worker.CancellationPending == true)
{
break;
}
// 直近の200件を取得
string xml = GetTweets(username, max_id);
if (xml == "")
{
err_count--;
if (err_count < 0)
{
MessageBox.Show("取得エラー発生", APPTITLE, MessageBoxButtons.OK, MessageBoxIcon.Error);
worker.CancelAsync();
return;
}
// 1秒待つ
System.Threading.Thread.Sleep(1000);
continue;
}
doc.LoadXML(xml);
EXElements items = doc * "status";
foreach (EXElement status in items)
{
string id = status / "id";
if (max_id == id)
{
continue;
}
count++;
Tweet twi = new Tweet()
{
Num = count,
ID = status / "id",
text = status / "text",
created_at = status / "created_at"
};
_tweets.Add(twi);
max_id = twi.ID;
}
worker.ReportProgress(count * 100 / tweet_count);
if (items.Count < 200)
{
break;
}
}
}
/// <summary>
/// 実行ボタン
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnGo_Click(object sender, EventArgs e)
{
if (accessToken == "")
{
// 初期設定の場合
oauth.Initialize(consumerKey, consumerSecret, "", "", username);
Uri authUri = new Uri("http://twitter.com/");
oauth.AuthenticatePinFlowRequest(
"https://twitter.com/oauth/request_token",
"https://twitter.com/oauth/authorize", ref requestToken, ref authUri);
Process pro = new Process();
accessTokenUrl = authUri.ToString();
pro.StartInfo.FileName = authUri.ToString();
pro.Start();
return;
}
startTime = DateTime.Now;
// 通常の取得
username = textBox1.Text.Trim();
if (username == "")
{
return;
}
labelTweets.Text = "0";
pictureBox1.Image = null;
// ツイート数を取得
string xml = GetUserInfo(username);
if (xml == "")
{
MessageBox.Show("ユーザーが見つかりませんでした", APPTITLE, MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
EXDocument doc = new EXDocument();
doc.LoadXML(xml);
string profile_image_url = doc * "profile_image_url";
string statuses_count = doc * "statuses_count";
max_id = doc * "status" / "id";
tweet_count = int.Parse(statuses_count);
labelTweets.Text = tweet_count.ToString("#,##0");
// 画像表示
WebClient cl = new WebClient();
byte[] pic = cl.DownloadData(profile_image_url);
MemoryStream st = new MemoryStream(pic);
pictureBox1.Image = new Bitmap(st);
st.Close();
_tweets = new List <Tweet>();
worker.RunWorkerAsync();
}