//public static string AddImage(long bookmarkId, string imageUrl)
//{
// //var generatedFileName = Path.ChangeExtension(RandomString(10, true), "jpeg");
// var generatedFileName = Path.ChangeExtension(MD5Core.GetHashStringShort(imageUrl), "image");
// var bookmarkFolder = BookmarksStorageManager.CreateBookmarkFolder(bookmarkId);
// var imageFilePath = Path.Combine(bookmarkFolder, generatedFileName);
// var client = new WebClient();
// client.AllowReadStreamBuffering = false;
// client.OpenReadCompleted += (sender, args) =>
// {
// using (var isoStore = IsolatedStorageFile.GetUserStoreForApplication())
// {
// if (isoStore.FileExists(imageFilePath))
// isoStore.DeleteFile(imageFilePath);
// var buffer = new byte[1024];
// //var length = args.Result.Length;
// using (var fileStream = isoStore.OpenFile(imageFilePath, FileMode.CreateNew, FileAccess.ReadWrite))
// {
// int bytesRead = 0;
// using (var reader = new BinaryReader(fileStream))
// {
// while ((bytesRead = reader.Read(buffer, 0, 1024)) > 0)
// {
// fileStream.Write(buffer, 0, bytesRead);
// }
// }
// Console.WriteLine("File: {0}", imageFilePath);
// }
// }
// };
// client.OpenReadAsync(new Uri(imageUrl));
// return imageFilePath;
//}
public static void AddImage(long bookmarkId, string imageUrl)
{
var generatedFileName = Path.ChangeExtension(MD5Core.GetHashStringShort(imageUrl), "image");
var bookmarkFolder = BookmarksStorageManager.CreateBookmarkFolder(bookmarkId);
var imageFilePath = Path.Combine(bookmarkFolder, generatedFileName);
var client = new WebClient();
//client.AllowReadStreamBuffering = false;
var executedCallBack = new AutoResetEvent(false);
client.OpenReadCompleted += (sender, args) =>
{
if (args.Error != null)
{
return;
}
using (var isoStore = IsolatedStorageFile.GetUserStoreForApplication())
{
try
{
if (isoStore.FileExists(imageFilePath))
{
isoStore.DeleteFile(imageFilePath);
}
var length = args.Result.Length;
var data = new byte[length];
using (var fileStream = isoStore.CreateFile(imageFilePath))
{
args.Result.Read(data, 0, data.Length);
fileStream.Write(data, 0, data.Length);
fileStream.Flush();
}
}
catch
{
// ignore these exceptions as it doesnt matter if a download fails
}
}
executedCallBack.Set();
};
try
{
client.OpenReadAsync(new Uri(imageUrl));
executedCallBack.WaitOne();
}
catch (Exception e)
{
// invalid URL
// todo: Log this error
}
}
public static BitmapImage GetImage(string imageUrl, long bookmarkId)
{
using (var isoStore = IsolatedStorageFile.GetUserStoreForApplication())
{
var bookmarkFolder = Path.Combine("bookmarks", bookmarkId.ToString());
var imageFilePath = Path.Combine(bookmarkFolder, Path.ChangeExtension(MD5Core.GetHashStringShort(imageUrl), "image"));
BitmapImage bitmapImage = null;
if (isoStore.FileExists(imageFilePath))
{
//byte[] data;
using (var imageStream = isoStore.OpenFile(imageFilePath, FileMode.Open, FileAccess.Read))
{
try
{
bitmapImage = new BitmapImage();
bitmapImage.SetSource(imageStream);
}
catch
{
bitmapImage = new BitmapImage(new Uri(imageUrl));
}
//data = new byte[imageStream.Length];
//imageStream.Read(data, 0, data.Length);
//imageStream.Close();
}
//var memoryStream = new MemoryStream(data);
//bitmapImage = new BitmapImage();
//bitmapImage.SetSource(memoryStream);
}
return(bitmapImage);
}
}
public static string GetImagePath(string imageUrl, long bookmarkId)
{
using (var isoStore = IsolatedStorageFile.GetUserStoreForApplication())
{
var bookmarkFolder = Path.Combine("bookmarks", bookmarkId.ToString());
var imageFilePath = Path.Combine(bookmarkFolder, Path.ChangeExtension(MD5Core.GetHashStringShort(imageUrl), "image"));
if (isoStore.FileExists(imageFilePath))
{
return(imageFilePath);
}
else
{
return(string.Empty);
}
}
}
