public static CopyBuffer ExtractCopyBufferFromClipboardStream(Stream clipboardStream)
{
CopyBuffer result;
using (Package package = Package.Open(clipboardStream, FileMode.Open, FileAccess.Read))
{
result = new CopyBuffer();
foreach (PackageRelationship packageRelationship in package.GetRelationshipsByType("http://schemas.microsoft.com/cfxaml/2006/06/relationships/metadata/core-properties"))
{
Uri partUri = PackUriHelper.ResolvePartUri(new Uri("/", UriKind.Relative), packageRelationship.TargetUri);
PackagePart part = package.GetPart(partUri);
Container.ParseCorePropertyPart(result, part);
}
foreach (PackageRelationship packageRelationship in package.GetRelationshipsByType("http://schemas.microsoft.com/cfxaml/2006/06/selected-item"))
{
Uri partUri = PackUriHelper.ResolvePartUri(new Uri("/", UriKind.Relative), packageRelationship.TargetUri);
CopyItem itemToPaste = (CopyItem) new MemoryCopyItem(Container.GetBytes(package.GetPart(partUri)));
result.AddSelectedItem(itemToPaste);
}
foreach (PackageRelationship packageRelationship1 in package.GetRelationshipsByType("http://schemas.microsoft.com/cfxaml/2006/06/referenced-item"))
{
Uri partUri1 = PackUriHelper.ResolvePartUri(new Uri("/", UriKind.Relative), packageRelationship1.TargetUri);
PackagePart part = package.GetPart(partUri1);
CopyItem copyItem = (CopyItem) new MemoryCopyItem(Container.GetBytes(part));
result.AddReferencedItem(copyItem);
foreach (PackageRelationship packageRelationship2 in part.GetRelationshipsByType("http://schemas.microsoft.com/cfxaml/2006/06/item-attributes"))
{
Uri partUri2 = PackUriHelper.ResolvePartUri(new Uri("/", UriKind.Relative), packageRelationship2.TargetUri);
Container.ReadAttributes(package.GetPart(partUri2), copyItem);
}
}
}
return(result);
}
private static string GetMimeType(CopyItem referencedItem)
{
string str = "text/plain";
if (referencedItem.FilenameExtension == ".gif")
{
str = "image/gif";
}
else if (referencedItem.FilenameExtension == ".jpg" || referencedItem.FilenameExtension == ".jpeg")
{
str = "image/jpeg";
}
else if (referencedItem.FilenameExtension == ".png")
{
str = "image/png";
}
else if (referencedItem.FilenameExtension == ".tiff" || referencedItem.FilenameExtension == ".tif")
{
str = "image/tiff";
}
else if (referencedItem.FilenameExtension == ".xaml")
{
str = "text/xml";
}
return(str);
}
public static void ReadAttributes(PackagePart part, CopyItem item)
{
using (Stream stream = part.GetStream())
{
using (XmlReader xmlReader = XmlReader.Create(stream))
{
try
{
if (!xmlReader.IsStartElement("ItemAttributes"))
{
return;
}
double result;
double.TryParse(xmlReader.GetAttribute("Version"), NumberStyles.Any, (IFormatProvider)CultureInfo.InvariantCulture, out result);
if (result != 0.71)
{
return;
}
xmlReader.ReadStartElement("ItemAttributes");
if (xmlReader.IsStartElement("ContentType"))
{
string attribute = xmlReader.GetAttribute("Value");
item.ContentType = attribute;
xmlReader.ReadStartElement("ContentType");
}
if (xmlReader.IsStartElement("FileExtension"))
{
string attribute = xmlReader.GetAttribute("Value");
item.FilenameExtension = attribute;
xmlReader.ReadStartElement("FileExtension");
}
if (xmlReader.IsStartElement("OriginalUri"))
{
string attribute = xmlReader.GetAttribute("Value");
item.OriginalUri = new Uri(attribute, UriKind.RelativeOrAbsolute);
xmlReader.ReadStartElement("OriginalUri");
}
if (xmlReader.IsStartElement("LocalPath"))
{
item.LocalPath = xmlReader.GetAttribute("Value");
xmlReader.ReadStartElement("LocalPath");
}
if (xmlReader.IsStartElement("Key"))
{
item.Key = xmlReader.GetAttribute("Value");
xmlReader.ReadStartElement("Key");
}
xmlReader.ReadEndElement();
}
catch (XmlException ex)
{
}
}
}
}
private static void WriteAttributes(PackagePart part, CopyItem item)
{
using (Stream stream = part.GetStream())
{
using (XmlWriter xmlWriter = XmlWriter.Create(stream, new XmlWriterSettings()
{
Indent = true
}))
{
try
{
xmlWriter.WriteStartElement("ItemAttributes");
xmlWriter.WriteAttributeString("Version", 0.71.ToString((IFormatProvider)CultureInfo.InvariantCulture));
xmlWriter.WriteStartElement("ContentType");
xmlWriter.WriteAttributeString("Value", item.ContentType);
xmlWriter.WriteEndElement();
xmlWriter.WriteStartElement("FileExtension");
xmlWriter.WriteAttributeString("Value", item.FilenameExtension);
xmlWriter.WriteEndElement();
xmlWriter.WriteStartElement("OriginalUri");
xmlWriter.WriteAttributeString("Value", item.OriginalUri.OriginalString);
xmlWriter.WriteEndElement();
xmlWriter.WriteStartElement("LocalPath");
xmlWriter.WriteAttributeString("Value", item.LocalPath);
xmlWriter.WriteEndElement();
xmlWriter.WriteStartElement("Key");
xmlWriter.WriteAttributeString("Value", item.Key);
xmlWriter.WriteEndElement();
xmlWriter.WriteEndElement();
}
catch (UnauthorizedAccessException ex)
{
}
catch (IOException ex)
{
}
}
}
}
public static MemoryStream CreateClipboardStream(CopyBuffer itemsToPaste)
{
Uri partUri = PackUriHelper.CreatePartUri(new Uri("CoreProperties", UriKind.Relative));
MemoryStream memoryStream = new MemoryStream();
using (Package package = Package.Open((Stream)memoryStream, FileMode.Create))
{
PackagePart part = package.CreatePart(partUri, "text/Xml");
using (Stream stream = part.GetStream())
{
using (StreamWriter streamWriter = new StreamWriter(stream, Encoding.UTF8))
streamWriter.Write("<?xml version='1.0' encoding='utf-8'?>\r\n<coreProperties\r\n xmlns='http://schemas.microsoft.com/cfxaml/2006/06/metadata/core-properties'\r\n xmlns:dc='http://purl.org/dc/elements/1.1'>\r\n <contentType>cfXaml</contentType>\r\n <dc:creator>Expression</dc:creator>\r\n <version>0.71</version>\r\n</coreProperties>");
}
package.CreateRelationship(part.Uri, TargetMode.Internal, "http://schemas.microsoft.com/cfxaml/2006/06/relationships/metadata/core-properties");
List <PackagePart> itemPackageParts1 = new List <PackagePart>();
for (int index = 0; index < itemsToPaste.SelectedItemCount; ++index)
{
CopyItem copyItem = itemsToPaste.SelectedItem(index);
Container.CreatePackageItem(package, itemPackageParts1, "/CopiedItem" + (object)index, "http://schemas.microsoft.com/cfxaml/2006/06/selected-item", copyItem);
}
List <PackagePart> itemPackageParts2 = new List <PackagePart>();
for (int index = 0; index < itemsToPaste.ReferencedItemCount; ++index)
{
CopyItem copyItem = itemsToPaste.ReferencedItem(index);
Container.CreatePackageItem(package, itemPackageParts2, "/ReferencedItem" + (object)index, "http://schemas.microsoft.com/cfxaml/2006/06/referenced-item", copyItem);
}
}
if (Container.SaveClipboardContentsToFile)
{
using (FileStream fileStream = new FileStream("clipboardContents.zip", FileMode.Create, FileAccess.ReadWrite))
{
memoryStream.Seek(0L, SeekOrigin.Begin);
Container.CopyStream((Stream)memoryStream, (Stream)fileStream);
}
}
return(memoryStream);
}
public void AddReferencedItem(CopyItem item)
{
this.referencedItems.Add(item);
}
public void AddSelectedItem(CopyItem itemToPaste)
{
this.selectedItems.Add(itemToPaste);
}
private static void CreatePackageItem(Package package, List <PackagePart> itemPackageParts, string itemPartRoot, string packageRelationship, CopyItem item)
{
Stream stream1 = item.GetStream();
if (stream1 == null)
{
return;
}
using (stream1)
{
Uri partUri1 = PackUriHelper.CreatePartUri(new Uri(itemPartRoot + "/content" + item.FilenameExtension, UriKind.Relative));
string mimeType = Container.GetMimeType(item);
PackagePart part1 = package.CreatePart(partUri1, mimeType);
itemPackageParts.Add(part1);
using (Stream stream2 = part1.GetStream())
Container.CopyStream(stream1, stream2);
package.CreateRelationship(partUri1, TargetMode.Internal, packageRelationship);
if (item.Key == null)
{
return;
}
Uri partUri2 = PackUriHelper.CreatePartUri(new Uri(itemPartRoot + "/Attributes.xml", UriKind.Relative));
PackagePart part2 = package.CreatePart(partUri2, "text/Xml");
itemPackageParts.Add(part2);
Container.WriteAttributes(part2, item);
part1.CreateRelationship(partUri2, TargetMode.Internal, "http://schemas.microsoft.com/cfxaml/2006/06/item-attributes");
}
}
