public static InstalledPackageMetadataCollection LoadFromXml(XmlReader xmlReader)
{
InstalledPackageMetadataCollection installedMetadataCollection = new InstalledPackageMetadataCollection();
while (xmlReader.Read())
{
if (xmlReader.IsStartElement())
{
switch (xmlReader.Name)
{
case "Package": {
// Package metadata is stored as attributes
int id = Convert.ToInt32(xmlReader.GetAttribute("Id"));
string name = xmlReader.GetAttribute("Name");
string hash = xmlReader.GetAttribute("Hash");
long size = Convert.ToInt64(xmlReader.GetAttribute("Size"));
DateTime publishDate = DateTime.FromBinary(Convert.ToInt64(xmlReader.GetAttribute("PublishDate")));
DateTime installDate = DateTime.FromBinary(Convert.ToInt64(xmlReader.GetAttribute("InstallDate")));
// Source is optional. If it is not specified, it will be auto-generated based on conventions
string source = xmlReader.GetAttribute("Source");
IInstalledPackageMetadata packageMetadata = new InstalledPackageMetadata(id, name, hash, size, publishDate, source, installDate);
installedMetadataCollection.Add(id, packageMetadata);
}
break;
}
}
}
return(installedMetadataCollection);
}
public void MarkPackageAsInstalled(IPackageMetadata packageMetadata)
{
if (InstalledPackages.ContainsKey(packageMetadata.Id))
{
// The package has previously been intalled - remove the data from the collection
// The entry will be recreated later on with the updated value
InstalledPackages.Remove(packageMetadata.Id);
}
IInstalledPackageMetadata installedMetadata = new InstalledPackageMetadata(packageMetadata.Id, packageMetadata.Name, packageMetadata.Hash, packageMetadata.Size, packageMetadata.PublishDate, packageMetadata.Source, DateTime.UtcNow);
InstalledPackages.Add(installedMetadata.Id, installedMetadata);
using (XmlWriter xmlWriter = StorageProvider.CreateInstalledPackageRepository()) {
InstalledPackages.Save(xmlWriter);
}
}