// NOTE: To test, replace www.contoso.com w/ the local string
//<snippet1>
public static Object GetFile(String fileURL, XmlResolver resolver)
{
// Generate the default PermissionSet using the file URL.
Evidence evidence = XmlSecureResolver.CreateEvidenceForUrl(fileURL);
PermissionSet myPermissions = SecurityManager.ResolvePolicy(evidence);
// Modify the PermissionSet to only allow access to http://www.contoso.com.
// Create a WebPermission which only allows access to http://www.contoso.com.
WebPermission myWebPermission = new WebPermission(NetworkAccess.Connect, "http://www.contoso.com");
// Replace the existing WebPermission in myPermissions with the updated WebPermission.
myPermissions.SetPermission(myWebPermission);
// Use the modified PermissionSet to construct the XmlSecureResolver.
XmlSecureResolver sResolver = new XmlSecureResolver(resolver, myPermissions);
// Get the object.
Uri fullUri = sResolver.ResolveUri(null, fileURL);
return(sResolver.GetEntity(fullUri, null, null));
}
public ResourceResolver(CreatePublishWebPage taskOwner)
{
this.taskOwner = taskOwner;
evidence = XmlSecureResolver.CreateEvidenceForUrl(Path.GetDirectoryName(taskOwner.MicrosoftVisualStudioPublishAssembly.Location));
}