/// <summary>
/// A helper method that decompresses the the Ribbon data returned
/// </summary>
/// <param name="data">The compressed ribbon data</param>
/// <returns></returns>
private byte[] unzipRibbon(byte[] data)
{
System.IO.Packaging.ZipPackage package = null;
MemoryStream memStream = null;
memStream = new MemoryStream();
memStream.Write(data, 0, data.Length);
package = (ZipPackage)ZipPackage.Open(memStream, FileMode.Open);
ZipPackagePart part = (ZipPackagePart)package.GetPart(new Uri("/RibbonXml.xml", UriKind.Relative));
using (Stream strm = part.GetStream()) {
long len = strm.Length;
byte[] buff = new byte[len];
strm.Read(buff, 0, (int)len);
return(buff);
}
}
/// <summary> Attempts to get the NuGet package metadata from the given package. </summary>
/// <param name="package"> The package.</param>
/// <param name="metadata"> The package metadata.</param>
/// <returns> true if it succeeds, false if it fails. </returns>
private static bool TryGetPackageMetadata(ZipPackage package, out ManifestMetadata metadata)
{
var packageRelationship = package.GetRelationshipsByType("http://schemas.microsoft.com/packaging/2010/07/manifest")
.SingleOrDefault( );
if (packageRelationship == null)
{
metadata = null;
return(false);
}
var manifestPart = package.GetPart(packageRelationship.TargetUri);
using (var partStream = manifestPart.GetStream( ))
{
var manifest = Manifest.ReadFrom(partStream, NullPropertyProvider.Instance, validateSchema: false);
metadata = manifest.Metadata;
return(true);
}
}
private static void TryUpdatePackageId(ZipPackage package, string signedPackageId)
{
// Update package id
var manifestRelationType = package.GetRelationshipsByType("http://schemas.microsoft.com/packaging/2010/07/manifest").SingleOrDefault();
if (manifestRelationType != null)
{
var manifestPart = package.GetPart(manifestRelationType.TargetUri);
var manifest = Manifest.ReadFrom(manifestPart.GetStream(), NullPropertyProvider.Instance, false);
manifest.Metadata.Id = signedPackageId;
package.DeleteRelationship(manifestRelationType.Id);
package.DeletePart(manifestPart.Uri);
Uri uri = PackUriHelper.CreatePartUri(new Uri(string.Format("/{0}.nuspec", signedPackageId), UriKind.Relative));
var newManifestPart = package.CreatePart(uri, "application/octet", CompressionOption.Maximum);
manifest.Save(newManifestPart.GetStream(FileMode.Create));
package.CreateRelationship(uri, TargetMode.Internal, "http://schemas.microsoft.com/packaging/2010/07/manifest");
}
}
private static void ReadPartOfPackage(ZipPackage package, string partName, Action<XmlReader> partsReader)
{
Uri partUri = new Uri(partName, UriKind.Relative);
if (!package.PartExists(partUri))
{
return;
}
var part = (ZipPackagePart)package.GetPart(partUri);
var stream = part.GetStream();
if (stream.Length == 0)
{
return;
}
using (var reader = new XmlTextReader(stream))
{
partsReader(reader);
}
}
/// <summary>
/// Gets an XML reader for the specified part, or null, if the part not exists.
/// </summary>
static XmlTextReader GetPartAsXmlReader(ZipPackage package, Uri uri)
{
ZipPackagePart part = package.GetPart(uri) as ZipPackagePart;
string xml = String.Empty;
using (Stream stream = part.GetStream())
{
using (StreamReader sr = new StreamReader(stream))
{
xml = sr.ReadToEnd();
}
}
XmlTextReader reader = new XmlTextReader(new StringReader(xml));
return reader;
}
/// <summary>
/// Gets the specified part as string. Returns an empty string if the part not exists.
/// </summary>
static string GetPartAsString(ZipPackage package, Uri uri)
{
ZipPackagePart part = package.GetPart(uri) as ZipPackagePart;
string xml = String.Empty;
using (Stream stream = part.GetStream())
{
using (StreamReader sr = new StreamReader(stream))
{
xml = sr.ReadToEnd();
#if true_
string xmlPath = IOPath.Combine(IOPath.GetDirectoryName(xpsFilename), IOPath.GetFileNameWithoutExtension(xpsFilename)) + ".xml";
using (StreamWriter sw = new StreamWriter(xmlPath))
{
sw.Write(xml);
}
#endif
//XpsElement el = PdfSharp.Xps.Parsing.XpsParser.Parse(xml);
//PdfRenderer renderer = new PdfRenderer();
//renderer.RenderPage(page, el as PdfSharp.Xps.XpsModel.FixedPage);
}
}
return xml;
}
internal static byte[] GetPartAsBytes(ZipPackage package, string uriString)
{
Uri target = new Uri(uriString, UriKind.Relative);
#if true
if (!uriString.StartsWith("/"))
{
//target = PackUriHelper.ResolvePartUri(package.t.GetRelationship Uri("/documents2/3/Pages", UriKind.RelativeOrAbsolute), target);
//PackagePartCollection coll = package.GetParts();
// HACK: introduce a "CurrentPart"
target = PackUriHelper.ResolvePartUri(new Uri("/documents/1/Pages/1.page", UriKind.RelativeOrAbsolute), target);
}
#else
// HACK: just make it go...
if (!uriString.StartsWith("/"))
uriString = "/" + uriString;
// Documents with relative uri exists.
if (uriString.StartsWith("/.."))
uriString = uriString.Substring(3);
#endif
ZipPackagePart part = package.GetPart(target) as ZipPackagePart;
byte[] bytes = null;
using (Stream stream = part.GetStream())
{
int length = (int)stream.Length;
bytes = new byte[length];
stream.Read(bytes, 0, length);
}
return bytes;
}
internal static XmlTextReader GetPartAsXmlReader(ZipPackage package, string uriString)
{
// HACK: just make it work...
if (!uriString.StartsWith("/"))
uriString = "/" + uriString;
// Documents with relative uri exists.
if (uriString.StartsWith("/.."))
uriString = uriString.Substring(3);
ZipPackagePart part = package.GetPart(new Uri(uriString, UriKind.Relative)) as ZipPackagePart;
string xml = String.Empty;
using (Stream stream = part.GetStream())
{
using (StreamReader sr = new StreamReader(stream))
{
xml = sr.ReadToEnd();
}
}
XmlTextReader reader = new XmlTextReader(new StringReader(xml));
return reader;
}
private static void TryUpdatePackageId(ZipPackage package, string signedPackageId)
{
// Update package id
var manifestRelationType = package.GetRelationshipsByType("http://schemas.microsoft.com/packaging/2010/07/manifest").SingleOrDefault();
if (manifestRelationType != null)
{
var manifestPart = package.GetPart(manifestRelationType.TargetUri);
var manifest = Manifest.ReadFrom(manifestPart.GetStream(), NullPropertyProvider.Instance, false);
manifest.Metadata.Id = signedPackageId;
package.DeleteRelationship(manifestRelationType.Id);
package.DeletePart(manifestPart.Uri);
Uri uri = PackUriHelper.CreatePartUri(new Uri(string.Format("/{0}.nuspec", signedPackageId), UriKind.Relative));
var newManifestPart = package.CreatePart(uri, "application/octet", CompressionOption.Maximum);
manifest.Save(newManifestPart.GetStream(FileMode.Create));
package.CreateRelationship(uri, TargetMode.Internal, "http://schemas.microsoft.com/packaging/2010/07/manifest");
}
}
