public bool SaveAs(string fn, bool writeFreshly = false, PreferredFormat prefFmt = PreferredFormat.None, MemoryStream useMemoryStream = null)
{
Console.WriteLine("SaveAs: " + fn);
if (fn.ToLower().EndsWith(".xml"))
{
// save only XML
this.fn = fn;
try
{
using (var s = new StreamWriter(this.fn))
{
// TODO: use aasenv serialzers here!
var serializer = new XmlSerializer(typeof(AdminShell.AdministrationShellEnv));
var nss = new XmlSerializerNamespaces();
nss.Add("xsi", System.Xml.Schema.XmlSchema.InstanceNamespace);
nss.Add("aas", "http://www.admin-shell.io/aas/2/0");
nss.Add("IEC61360", "http://www.admin-shell.io/IEC61360/2/0");
serializer.Serialize(s, this.aasenv, nss);
}
}
catch (Exception ex)
{
throw (new Exception(string.Format("While writing AAS {0} at {1} gave: {2}", fn, AdminShellUtil.ShortLocation(ex), ex.Message)));
}
return(true);
}
if (fn.ToLower().EndsWith(".json"))
{
// save only JSON
// this funcitonality is a initial test
this.fn = fn;
try
{
using (var sw = new StreamWriter(fn))
{
// TODO: use aasenv serialzers here!
sw.AutoFlush = true;
JsonSerializer serializer = new JsonSerializer()
{
NullValueHandling = NullValueHandling.Ignore,
ReferenceLoopHandling = ReferenceLoopHandling.Serialize,
Formatting = Newtonsoft.Json.Formatting.Indented
};
using (JsonWriter writer = new JsonTextWriter(sw))
{
serializer.Serialize(writer, this.aasenv);
}
}
}
catch (Exception ex)
{
throw (new Exception(string.Format("While writing AAS {0} at {1} gave: {2}", fn, AdminShellUtil.ShortLocation(ex), ex.Message)));
}
return(true);
}
if (fn.ToLower().EndsWith(".aasx"))
{
// save package AASX
try
{
// we want existing contents to be preserved, but no possiblity to change file name
// therefore: copy file to new name, re-open!
// fn could be changed, therefore close "old" package first
if (this.openPackage != null)
{
// ReSharper disable EmptyGeneralCatchClause
try
{
this.openPackage.Close();
if (!writeFreshly)
{
if (this.tempFn != null)
{
System.IO.File.Copy(this.tempFn, fn);
}
else
{
System.IO.File.Copy(this.fn, fn);
}
}
}
catch { }
// ReSharper enable EmptyGeneralCatchClause
this.openPackage = null;
}
// approach is to utilize the existing package, if possible. If not, create from scratch
Package package = null;
if (useMemoryStream != null)
{
package = Package.Open(useMemoryStream, (writeFreshly) ? FileMode.Create : FileMode.OpenOrCreate);
}
else
{
package = Package.Open((this.tempFn != null) ? this.tempFn : fn, (writeFreshly) ? FileMode.Create : FileMode.OpenOrCreate);
}
this.fn = fn;
// get the origin from the package
PackagePart originPart = null;
var xs = package.GetRelationshipsByType("http://www.admin-shell.io/aasx/relationships/aasx-origin");
foreach (var x in xs)
{
if (x.SourceUri.ToString() == "/")
{
originPart = package.GetPart(x.TargetUri);
break;
}
}
if (originPart == null)
{
// create, as not existing
originPart = package.CreatePart(new Uri("/aasx/aasx-origin", UriKind.RelativeOrAbsolute), System.Net.Mime.MediaTypeNames.Text.Plain, CompressionOption.Maximum);
using (var s = originPart.GetStream(FileMode.Create))
{
var bytes = System.Text.Encoding.ASCII.GetBytes("Intentionally empty.");
s.Write(bytes, 0, bytes.Length);
}
package.CreateRelationship(originPart.Uri, TargetMode.Internal, "http://www.admin-shell.io/aasx/relationships/aasx-origin");
}
// get the specs from the package
PackagePart specPart = null;
PackageRelationship specRel = null;
xs = originPart.GetRelationshipsByType("http://www.admin-shell.io/aasx/relationships/aas-spec");
foreach (var x in xs)
{
specRel = x;
specPart = package.GetPart(x.TargetUri);
break;
}
// check, if we have to change the spec part
if (specPart != null && specRel != null)
{
var name = System.IO.Path.GetFileNameWithoutExtension(specPart.Uri.ToString()).ToLower().Trim();
var ext = System.IO.Path.GetExtension(specPart.Uri.ToString()).ToLower().Trim();
if ((ext == ".json" && prefFmt == PreferredFormat.Xml) ||
(ext == ".xml" && prefFmt == PreferredFormat.Json) ||
(name.StartsWith("aasenv-with-no-id")))
{
// try kill specpart
// ReSharper disable EmptyGeneralCatchClause
try
{
originPart.DeleteRelationship(specRel.Id);
package.DeletePart(specPart.Uri);
}
catch { }
finally { specPart = null; specRel = null; }
// ReSharper enable EmptyGeneralCatchClause
}
}
if (specPart == null)
{
// create, as not existing
var frn = "aasenv-with-no-id";
if (this.aasenv.AdministrationShells.Count > 0)
{
frn = this.aasenv.AdministrationShells[0].GetFriendlyName() ?? frn;
}
var aas_spec_fn = "/aasx/#/#.aas";
if (prefFmt == PreferredFormat.Json)
{
aas_spec_fn += ".json";
}
else
{
aas_spec_fn += ".xml";
}
aas_spec_fn = aas_spec_fn.Replace("#", "" + frn);
specPart = package.CreatePart(new Uri(aas_spec_fn, UriKind.RelativeOrAbsolute), System.Net.Mime.MediaTypeNames.Text.Xml, CompressionOption.Maximum);
originPart.CreateRelationship(specPart.Uri, TargetMode.Internal, "http://www.admin-shell.io/aasx/relationships/aas-spec");
}
// now, specPart shall be != null!
if (specPart.Uri.ToString().ToLower().Trim().EndsWith("json"))
{
using (var s = specPart.GetStream(FileMode.Create))
{
JsonSerializer serializer = new JsonSerializer();
serializer.NullValueHandling = NullValueHandling.Ignore;
serializer.ReferenceLoopHandling = ReferenceLoopHandling.Serialize;
serializer.Formatting = Newtonsoft.Json.Formatting.Indented;
using (var sw = new StreamWriter(s))
{
using (JsonWriter writer = new JsonTextWriter(sw))
{
serializer.Serialize(writer, this.aasenv);
}
}
}
}
else
{
using (var s = specPart.GetStream(FileMode.Create))
{
var serializer = new XmlSerializer(typeof(AdminShell.AdministrationShellEnv));
var nss = new XmlSerializerNamespaces();
nss.Add("xsi", System.Xml.Schema.XmlSchema.InstanceNamespace);
nss.Add("aas", "http://www.admin-shell.io/aas/2/0");
nss.Add("IEC61360", "http://www.admin-shell.io/IEC61360/2/0");
serializer.Serialize(s, this.aasenv, nss);
}
}
// there might be pending files to be deleted (first delete, then add, in case of identical files in both categories)
foreach (var psfDel in pendingFilesToDelete)
{
// try find an existing part for that file ..
var found = false;
// normal files
xs = specPart.GetRelationshipsByType("http://www.admin-shell.io/aasx/relationships/aas-suppl");
foreach (var x in xs)
{
if (x.TargetUri == psfDel.uri)
{
// try to delete
specPart.DeleteRelationship(x.Id);
package.DeletePart(psfDel.uri);
found = true;
break;
}
}
// thumbnails
xs = package.GetRelationshipsByType("http://schemas.openxmlformats.org/package/2006/relationships/metadata/thumbnail");
foreach (var x in xs)
{
if (x.TargetUri == psfDel.uri)
{
// try to delete
package.DeleteRelationship(x.Id);
package.DeletePart(psfDel.uri);
found = true;
break;
}
}
if (!found)
{
throw (new Exception($"Not able to delete pending file {psfDel.uri} in saving package {fn}"));
}
}
// after this, there are no more pending for delete files
pendingFilesToDelete.Clear();
// write pending supplementary files
foreach (var psfAdd in pendingFilesToAdd)
{
// make sure ..
if ((psfAdd.sourceLocalPath == null && psfAdd.sourceGetBytesDel == null) || psfAdd.location != AdminShellPackageSupplementaryFile.LocationType.AddPending)
{
continue;
}
// normal file?
if (psfAdd.specialHandling == AdminShellPackageSupplementaryFile.SpecialHandlingType.None ||
psfAdd.specialHandling == AdminShellPackageSupplementaryFile.SpecialHandlingType.EmbedAsThumbnail)
{
// try find an existing part for that file ..
PackagePart filePart = null;
if (psfAdd.specialHandling == AdminShellPackageSupplementaryFile.SpecialHandlingType.None)
{
xs = specPart.GetRelationshipsByType("http://www.admin-shell.io/aasx/relationships/aas-suppl");
foreach (var x in xs)
{
if (x.TargetUri == psfAdd.uri)
{
filePart = package.GetPart(x.TargetUri);
break;
}
}
}
if (psfAdd.specialHandling == AdminShellPackageSupplementaryFile.SpecialHandlingType.EmbedAsThumbnail)
{
xs = package.GetRelationshipsByType("http://schemas.openxmlformats.org/package/2006/relationships/metadata/thumbnail");
foreach (var x in xs)
{
if (x.SourceUri.ToString() == "/" && x.TargetUri == psfAdd.uri)
{
filePart = package.GetPart(x.TargetUri);
break;
}
}
}
if (filePart == null)
{
// determine mimeType
var mimeType = psfAdd.useMimeType;
// reconcile mime
if (mimeType == null && psfAdd.sourceLocalPath != null)
{
mimeType = AdminShellPackageEnv.GuessMimeType(psfAdd.sourceLocalPath);
}
// still null?
if (mimeType == null)
{
// see: https://stackoverflow.com/questions/6783921/which-mime-type-to-use-for-a-binary-file-thats-specific-to-my-program
mimeType = "application/octet-stream";
}
// create new part and link
filePart = package.CreatePart(psfAdd.uri, mimeType, CompressionOption.Maximum);
if (psfAdd.specialHandling == AdminShellPackageSupplementaryFile.SpecialHandlingType.None)
{
specPart.CreateRelationship(filePart.Uri, TargetMode.Internal, "http://www.admin-shell.io/aasx/relationships/aas-suppl");
}
if (psfAdd.specialHandling == AdminShellPackageSupplementaryFile.SpecialHandlingType.EmbedAsThumbnail)
{
package.CreateRelationship(filePart.Uri, TargetMode.Internal, "http://schemas.openxmlformats.org/package/2006/relationships/metadata/thumbnail");
}
}
// now should be able to write
using (var s = filePart.GetStream(FileMode.Create))
{
if (psfAdd.sourceLocalPath != null)
{
var bytes = System.IO.File.ReadAllBytes(psfAdd.sourceLocalPath);
s.Write(bytes, 0, bytes.Length);
}
if (psfAdd.sourceGetBytesDel != null)
{
var bytes = psfAdd.sourceGetBytesDel();
if (bytes != null)
{
s.Write(bytes, 0, bytes.Length);
}
}
}
}
}
// after this, there are no more pending for add files
pendingFilesToAdd.Clear();
// flush and close
package.Flush();
this.openPackage = null;
package.Close();
// if in temp fn, close the package, copy to original fn, re-open the package
if (this.tempFn != null)
{
try
{
package.Close();
System.IO.File.Copy(this.tempFn, this.fn, overwrite: true);
this.openPackage = Package.Open(this.tempFn, FileMode.OpenOrCreate);
}
catch (Exception ex)
{
throw (new Exception(string.Format("While write AASX {0} indirectly at {1} gave: {2}", fn, AdminShellUtil.ShortLocation(ex), ex.Message)));
}
}
}
catch (Exception ex)
{
throw (new Exception(string.Format("While write AASX {0} at {1} gave: {2}", fn, AdminShellUtil.ShortLocation(ex), ex.Message)));
}
return(true);
}
// Don't know to handle
throw (new Exception(string.Format($"Not able to handle {fn}.")));
}
//Annotations
// Procedure:
// 1. find submodel node
// 2. create submodel node as submodel
// 3. find children of submodel node
// 4. create children of submodel node -> a (SubmodelElement)
// 4.1. find children of a
// 4.2. create children of a -> b (SubmodelElement)
// 4.2.1. find children of b
// ...
// 4.3. set a as SubmodelElement of submodel
// 5. add Submodel
//
//
// most Methods are built the same way:
// 1. iterate through all References of the node
// 2. check that the ReferenceType is not HasTypeDefinition
// 3. check for the Type or BrowseName
public static AdminShellNS.AdminShellPackageEnv Import(UANodeSet model)
{
thePackageEnv = new AdminShellNS.AdminShellPackageEnv();
InformationModel = model;
//Initialize everything needed
AdminShell.AdministrationShellEnv env = thePackageEnv.AasEnv;
var aas = new AdminShell.AdministrationShell();
aas.views = new Views();
aas.views.views = new List <View>();
env.AdministrationShells.Add(aas);
//search for the root Node
var root = getRoot();
//see Annotations
if (root != null)
{
foreach (Reference _ref in root.References)
{
if (_ref.ReferenceType == "HasComponent")
{
var node = findNode(_ref.Value);
//create Submodel
if (getTypeDefinition(node) == "1:AASSubmodelType")
{
var submodel = createSubmodel((UAObject)node);
if (submodel != null)
{
//add Submodel and its SubmodelRef
env.Submodels.Add(submodel);
var smr = new AdminShell.SubmodelRef();
smr.Keys.Add(
new AdminShell.Key(
"Submodel", true, submodel.identification.idType, submodel.identification.id));
aas.submodelRefs.Add(smr);
}
}
//create ConceptDictionary
else if (getTypeDefinition(node) == "1:AASConceptDictionaryType")
{
createConceptDictionary((UAObject)node);
}
//create Asset
else if (getTypeDefinition(node) == "1:AASAssetType")
{
Asset ass = createAsset(node);
thePackageEnv.AasEnv.Assets.Add(ass);
}
//create Views
else if (getTypeDefinition(node) == "1:AASViewType")
{
aas.views.views.Add(createView(node));
}
//set DerivedFrom
else if (node.BrowseName == "1:DerivedFrom")
{
List <Key> keys = addSemanticID(node);
if (keys.Count > 0)
{
aas.derivedFrom = new AssetAdministrationShellRef(keys[0]);
}
}
//create HasDataSpecification
else if (node.BrowseName == "1:DataSpecification")
{
aas.hasDataSpecification = CreateHasDataSpecification(node);
}
//create AssetRef
else if (node.BrowseName == "1:AssetRef")
{
aas.assetRef = createAssetRef(node);
}
else if (node.BrowseName == "1:Identification" &&
getTypeDefinition(node) == "1:AASIdentifierType")
{
aas.identification = createIdentification(node);
}
}
else if (_ref.ReferenceType == "HasProperty")
{
var node = findNode(_ref.Value);
if (node.BrowseName == "1:idShort")
{
var vari = (UAVariable)node;
aas.idShort = vari.Value.InnerText;
}
}
}
}
return(thePackageEnv);
}
