/// <summary>
/// Method to set the source of the pic from windows storage
/// </summary>
/// <param name="img">bitmapimage to set a source for</param>
/// <param name="path">string location of the image in storage</param>
/// <returns>sets the img.source to a new filestream</returns>
private async Task SetSource(BitmapImage img, string path)
{
StorageFile imageFile = null;
var folders = path.Split('/');
try
{
StorageFolder appBaseFolder = ApplicationData.Current.LocalFolder;
StorageFolder imageFolder = await Io.CreateOrGetFolders(appBaseFolder, folders);
imageFile = await imageFolder.GetFileAsync(folders[folders.Length - 1]);
}
// ReSharper disable once EmptyGeneralCatchClause
catch (Exception)
{
}
if (imageFile != null)
{
using (var fileStream = await imageFile.OpenReadAsync())
{
if (fileStream.CanRead)
{
await img.SetSourceAsync(fileStream);
}
}
}
}
/// <summary>
/// Unzips the .zip file into the specified folder to allow for the reading necessary
/// to open the book in this app
/// </summary>
/// <param name="fileName"></param>
/// <param name="folderName"></param>
/// <returns></returns>
private async Task UnZipTheFile(string fileName, string folderName)
{
var folder = await sFolder.GetFolderAsync(folderName);
using (var stream = await sFolder.OpenStreamForReadAsync(fileName))
{
using (var archive = new ZipArchive(stream))
{
foreach (var entry in archive.Entries)
{
if (entry.FullName.Contains('/'))
{
if (entry.FullName.ElementAt(entry.FullName.Length - 1) == '/')
{
var multiFolder = entry.FullName.Substring(0, entry.FullName.Length - 1);
try
{
await sFolder.CreateFolderAsync(folderName + "\\"
+ multiFolder);
}
// ReSharper disable once EmptyGeneralCatchClause
catch (Exception)
{
}
}
else
{
var directoryName = entry.FullName.Split('/');
var lastFolder = await Io.CreateOrGetFolders(folder, directoryName);
using (var file = entry.Open())
{
StorageFile newFile = null;
try
{
newFile = await lastFolder.CreateFileAsync(entry.Name, CreationCollisionOption.ReplaceExisting);
}
// ReSharper disable once EmptyGeneralCatchClause
catch (Exception)
{
}
if (newFile == null)
{
newFile = await lastFolder.GetFileAsync(entry.Name);
}
using (var trans = await newFile.OpenStreamForWriteAsync())
{
file.CopyTo(trans);
}
}
}
}
else
{
//add files to the base folder
using (var file = entry.Open())
{
StorageFile newFile = null;
try
{
newFile = await folder.CreateFileAsync(entry.FullName, CreationCollisionOption.ReplaceExisting);
}
// ReSharper disable once EmptyGeneralCatchClause
catch (Exception)
{
}
if (newFile == null)
{
newFile = await folder.GetFileAsync(entry.FullName);
}
using (var trans = await newFile.OpenStreamForWriteAsync())
{
file.CopyTo(trans);
}
}
}
}
}
}
}
