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Hail! 我想從NOT PUBLIC Google Site的頁面中獲取圖片。 我正在使用WebClient達到此目的。Google Site Data fetching
var uri =
new Uri("http://sites.google.com/a/MYDOMAIN.COM/SITENAME/" +
"_/rsrc/1234567890/MYIMAGE.jpg");
string fileName = "d:\\!temp\\MYIMAGE.jpg";
if (File.Exists(fileName))
File.Delete(fileName);
using (var webClient = new WebClient())
{
var networkCredential = new NetworkCredential("USERNAME", "PASSWORD");
var credentialCache = new CredentialCache
{
{new Uri("sites.google.com"), "Basic", networkCredential},
{new Uri("www.google.com"), "Basic", networkCredential}
};
webClient.Credentials = credentialCache;
webClient.DownloadFile(uri, fileName);
}
它不下載圖像,但下載了登錄表單的html文件。 如果我在瀏覽器中打開此鏈接,它會顯示我登錄表單,然後輸入用戶名和密碼,然後我可以看到圖像。
我該如何使用我的憑證才能使用WebClient或HttpWebRequest下載文件?