/// <summary>
/// Returns a collection of open streams of a specific type
/// </summary>
/// <param name="itemType"></param>
/// <returns></returns>
public IEnumerable <Stream> ExtractAll(ZipPackageItemType itemType)
{
foreach (var item in this.ItemManifest.Items)
{
if (item.Value == itemType)
{
yield return(this.Extract(item.Key));
}
}
}
/// <summary>
/// Returns collection of items of a package type
/// </summary>
/// <param name="type"></param>
/// <returns></returns>
public List<string> GetItemNames(ZipPackageItemType type)
{
var items = new List<string>();
foreach (var item in this.Items)
if (item.Value == type)
items.Add(item.Key);
return items;
}
/// <summary>
/// Returns an open stream of the first instance of the item type
/// </summary>
/// <param name="itemType"></param>
/// <returns></returns>
public Stream Extract(ZipPackageItemType itemType)
{
foreach (var item in this.ItemManifest.Items)
{
if (item.Value == itemType)
{
return(this.Extract(item.Key));
}
}
throw new ApplicationException(string.Format("No package items of type \"{0}\" exist in imported file", itemType));
}
/// <summary>
/// Returns collection of items of a package type
/// </summary>
/// <param name="type"></param>
/// <returns></returns>
public List <string> GetItemNames(ZipPackageItemType type)
{
var items = new List <string>();
foreach (var item in this.Items)
{
if (item.Value == type)
{
items.Add(item.Key);
}
}
return(items);
}
/// <summary>
/// Adds an item to Items
/// </summary>
/// <param name="itemType"></param>
/// <param name="item"></param>
/// <param name="itemName"></param>
/// <returns></returns>
public void Add(ZipPackageItemType itemType, string itemName, Stream item)
{
if (this.TempZipFile)
{
throw new ApplicationException("ZipPackage is read-only when reading from temp directory");
}
using (var ms = new MemoryStream())
{
using (ZipFile zip = this.Items.Length == 0 ? new ZipFile() : ZipFile.Read(this.Items.Reset()))
{
zip.AddEntry(itemName, item.Reset());
zip.Save(ms);
}
this.Items = new MemoryStream();
ms.Reset().CopyTo(this.Items);
}
this.ItemManifest.Items.Add(new OfflineZipPackageItem <string, ZipPackageItemType>(itemName, itemType));
this.UpdateItemManifest();
}
public bool Exists(ZipPackageItemType type)
{
return(this.Items.Any(item => item.Value == type));
}
/// <summary>
/// Returns a collection of open streams of a specific type
/// </summary>
/// <param name="itemType"></param>
/// <returns></returns>
public IEnumerable<Stream> ExtractAll(ZipPackageItemType itemType)
{
foreach (var item in this.ItemManifest.Items)
if (item.Value == itemType)
yield return this.Extract(item.Key);
}
/// <summary>
/// Returns an open stream of the first instance of the item type
/// </summary>
/// <param name="itemType"></param>
/// <returns></returns>
public Stream Extract(ZipPackageItemType itemType)
{
foreach (var item in this.ItemManifest.Items)
if (item.Value == itemType)
return this.Extract(item.Key);
throw new ApplicationException(string.Format("No package items of type \"{0}\" exist in imported file", itemType));
}
/// <summary>
/// Adds an item to Items
/// </summary>
/// <param name="itemType"></param>
/// <param name="item"></param>
/// <param name="itemName"></param>
/// <returns></returns>
public void Add(ZipPackageItemType itemType, string itemName, Stream item)
{
if (this.TempZipFile)
throw new ApplicationException("ZipPackage is read-only when reading from temp directory");
using (var ms = new MemoryStream())
{
using (ZipFile zip = this.Items.Length == 0 ? new ZipFile() : ZipFile.Read(this.Items.Reset()))
{
zip.AddEntry(itemName, item.Reset());
zip.Save(ms);
}
this.Items = new MemoryStream();
ms.Reset().CopyTo(this.Items);
}
this.ItemManifest.Items.Add(new OfflineZipPackageItem<string, ZipPackageItemType>(itemName, itemType));
this.UpdateItemManifest();
}
public bool Exists(ZipPackageItemType type)
{
return this.Items.Any(item => item.Value == type);
}
