private void InitDataConnection(CIMStandardDataConnection connection)
{
DataSetName = connection.Dataset;
DataSetType = FixDatasetType(connection.DatasetType);
DataSourceName = connection.Dataset;
WorkspacePath = FixWorkspacePath(connection.WorkspaceConnectionString);
WorkspaceProgId = connection.WorkspaceFactory.ToString();
WorkspaceType = connection.WorkspaceFactory.ToString();
DataSource = BuildFullDataSourceName();
ConnectionClassName = null;
}
private static string GetStandardDataPathName(CIMStandardDataConnection dataConnection)
{
string connectStr = dataConnection?.WorkspaceConnectionString; // e.g. "DATABASE=D:\Temp".
string fileName = dataConnection?.Dataset; // e.g. "test.shp".
string fileDirectory = "";
if (connectStr?.Length > 9)
{
fileDirectory = connectStr.Substring(9) + Path.DirectorySeparatorChar; // e.g. "D:\Temp\".
}
return(fileDirectory + fileName); // e.g. "D:\Temp\test.shp".
}
private async void ChangeDatasource(FeatureLayer featLayer, string newGDB)
{
await QueuedTask.Run(() =>
{
// provide a replacement data connection object
CIMDataConnection updatedDataConnection = new CIMStandardDataConnection()
{
WorkspaceConnectionString = $"DATABASE={newGDB}",
WorkspaceFactory = WorkspaceFactory.FileGDB,
DatasetType = esriDatasetType.esriDTFeatureClass,
Dataset = featLayer.Name
};
// the updated Data connection should look like this:
// CustomWorkspaceFactoryCLSID: null
// Dataset: "TestMultiPoints"
// DatasetType: esriDTFeatureClass
// WorkspaceConnectionString: "DATABASE=C:\\Data\\FeatureTest\\FeatureTest.gdb"
// WorkspaceFactory: FileGDB
// overwrite the data connection
featLayer.SetDataConnection(updatedDataConnection);
});
}
private Task ChangeUSHighwaysLayerDataConnectionAsync(FeatureLayer featureLayer, string catalogPath)
{
return(QueuedTask.Run(() => {
CIMDataConnection currentDataConnection = featureLayer.GetDataConnection();
string connection = System.IO.Path.GetDirectoryName(catalogPath);
string suffix = System.IO.Path.GetExtension(connection).ToLower();
var workspaceConnectionString = string.Empty;
WorkspaceFactory wf = WorkspaceFactory.FileGDB;
if (suffix == ".sde")
{
wf = WorkspaceFactory.SDE;
var dbGdbConnection = new DatabaseConnectionFile(new Uri(connection, UriKind.Absolute));
workspaceConnectionString = new Geodatabase(dbGdbConnection).GetConnectionString();
}
else
{
var dbGdbConnectionFile = new FileGeodatabaseConnectionPath(new Uri(connection, UriKind.Absolute));
workspaceConnectionString = new Geodatabase(dbGdbConnectionFile).GetConnectionString();
}
string dataset = System.IO.Path.GetFileName(catalogPath);
// provide a replace data connection method
CIMStandardDataConnection updatedDataConnection = new CIMStandardDataConnection()
{
WorkspaceConnectionString = workspaceConnectionString,
WorkspaceFactory = wf,
Dataset = dataset,
DatasetType = esriDatasetType.esriDTFeatureClass
};
featureLayer.SetDataConnection(updatedDataConnection);
//For a RDBMS, it might look like this:
//string connection = "C:\\Work\\temp.sde";
//Geodatabase sde = new Geodatabase(connection);
//// provide a replace data connection method
//CIMStandardDataConnection updatedDataConnection = new CIMStandardDataConnection();
//updatedDataConnection.WorkspaceConnectionString = sde.GetConnectionString();
//updatedDataConnection.WorkspaceFactory = WorkspaceFactory.SDE;
//updatedDataConnection.Dataset = "vtest.usa.states";
//updatedDataConnection.DatasetType = esriDatasetType.esriDTFeatureClass;
//// Alternatively, use Layer.FindAndReplaceWorkspacePath()
////Note: this will not allow changing the dataset name or workspace type
////
////string connection = "C:\\Work\\temp.sde";
////Geodatabase sde = new Geodatabase(connection);
////featureLayer.FindAndReplaceWorkspacePath(((CIMStandardDataConnection)currentDataConnection).WorkspaceConnectionString,
//// sde.GetConnectionString(), true);
//////////////////////////////////////////////
////Please Read
////
//ok, so at this point we have a couple of bugs at 1.1 AND 1.2.....
//
//#1: if you switched to a Datasource that invalidates the Renderer, the Renderer does
//not get invalidated in the UI
//(eg You had a UniqueValueRenderer on a Field called "CATEGORY", the new datasource
//does NOT have that field and so the renderer is invalid).
//
//#2: By default, Layers are added with a permanent cache. The cache is NOT automatically
//invalidated so data (eg in the Attribute table, on the screen for draws) does NOT get
//Refreshed so you have to invalidate the cache manually...
//So, Bug #1 - we arbitrarily switch the Renderer to a simple renderer as a work around for that...
featureLayer.SetRenderer(featureLayer.CreateRenderer(new SimpleRendererDefinition()));
//Bug #2, we manually invalidate the cache
featureLayer.ClearDisplayCache();
}));
}
private static void RepairWithDataset(Layer layer, Moves.GisDataset oldDataset, Moves.GisDataset newDataset)
{
// This routine, can only repair workspace path, and dataset name.
// The workspace type and data type must be the same.
// This is checked with a warning in the CSV verifier.
// Violations are silently ignored in the CSV loader so this code should never see it
// however if it escapes, it will also be ignored here as well.
if (oldDataset.DatasourceType != newDataset.DatasourceType ||
oldDataset.WorkspaceProgId != newDataset.WorkspaceProgId)
{
return;
}
if (oldDataset.DatasourceName == newDataset.DatasourceName)
{
try
{
// This threw an underlying COM exception with a test case with valid input, so wrap in the try for safely
layer.FindAndReplaceWorkspacePath(oldDataset.Workspace.Folder, newDataset.Workspace.Folder, false);
}
catch
{
var title = @"Map Fixer Error";
var msg = $"Map Fixer failed to repair the layer {layer.Name}. " +
"Use the 'Set Data Source button' on the Source tab of the layer properties dialog to " +
$"set the data source to {newDataset.Workspace.Folder}\\{newDataset.DatasourceName}";
MessageBox.Show(msg, title, System.Windows.MessageBoxButton.OK,
System.Windows.MessageBoxImage.Error);
}
}
else
{
if (Enum.TryParse(newDataset.DatasourceType, out esriDatasetType dataType) &&
Enum.TryParse(newDataset.WorkspaceProgId, out WorkspaceFactory workspaceFactory))
{
//TODO: Replace the existing data connection with the same sub class of CIMDataConnection,
// Need support from the moves database and GetDataset() below to support this.
// Currently GetDataset() will ignore all but CIMStandardDataConnection, so we can
// safely assume that is what we need to create
string workspaceConnection = "DATABASE=" + newDataset.Workspace.Folder;
CIMStandardDataConnection updatedDataConnection = new CIMStandardDataConnection()
{
WorkspaceConnectionString = workspaceConnection,
WorkspaceFactory = workspaceFactory,
Dataset = newDataset.DatasourceName,
DatasetType = dataType
};
layer.SetDataConnection(updatedDataConnection);
}
else
{
var title = @"Map Fixer Error";
var msg = $"Map Fixer is unable to repair the layer {layer.Name}. " +
"Use the 'Set Data Source button' on the Source tab of the layer properties dialog to " +
$"set the data source to {newDataset.Workspace.Folder}\\{newDataset.DatasourceName}";
MessageBox.Show(msg, title, System.Windows.MessageBoxButton.OK,
System.Windows.MessageBoxImage.Error);
}
}
// Alternative implementation
// switch on newDataset.WorkspaceProgId, newDataset.DatasourceType
// uri = Uri(Path.Join(newDataset.Workspace.Folder, newDataset.DatasourceName)
// connection = <Type>ConnectionPath(uri, newDataset.DatasourceType)
// var dataset = OpenDataset<Type>(new <Type>DataSource(connection))
// i.e. file geodatabase DatasourceType = .fgdb //ArcGIS.Core.CIM.esriDatasetType, ArcGIS.Core.CIM.WorkspaceFactory
// var connection = new Geodatabase(new FileGeodatabaseConnectionPath(new Uri(@"newDataset.Workspace.Folder")))
// var dataset = connection.OpenDataset<FeatureDataset>(newDataset.DatasourceName)
// for .raster and .shape
// var connection = new FileSystemDataStore(new FileSystemConnectionPath(new Uri(@"newDataset.Workspace.Folder")))
// var dataset = connection.OpenDataset<BasicRasterDataset>(newDataset.DatasourceName)
}
private Task ChangeUSHighwaysLayerDataConnectionAsync(FeatureLayer featureLayer, string catalogPath) {
return QueuedTask.Run(() => {
CIMDataConnection currentDataConnection = featureLayer.GetDataConnection();
string connection = System.IO.Path.GetDirectoryName(catalogPath);
string suffix = System.IO.Path.GetExtension(connection).ToLower();
WorkspaceFactory wf = WorkspaceFactory.FileGDB;
if (suffix == ".sde") {
wf = WorkspaceFactory.SDE;
}
string dataset = System.IO.Path.GetFileName(catalogPath);
// provide a replace data connection method
CIMStandardDataConnection updatedDataConnection = new CIMStandardDataConnection() {
WorkspaceConnectionString = new Geodatabase(connection).GetConnectionString(),
WorkspaceFactory = wf,
Dataset = dataset,
DatasetType = esriDatasetType.esriDTFeatureClass
};
featureLayer.SetDataConnection(updatedDataConnection);
//For a RDBMS, it might look like this:
//string connection = "C:\\Work\\temp.sde";
//Geodatabase sde = new Geodatabase(connection);
//// provide a replace data connection method
//CIMStandardDataConnection updatedDataConnection = new CIMStandardDataConnection();
//updatedDataConnection.WorkspaceConnectionString = sde.GetConnectionString();
//updatedDataConnection.WorkspaceFactory = WorkspaceFactory.SDE;
//updatedDataConnection.Dataset = "vtest.usa.states";
//updatedDataConnection.DatasetType = esriDatasetType.esriDTFeatureClass;
//// Alternatively, use Layer.FindAndReplaceWorkspacePath()
////Note: this will not allow changing the dataset name or workspace type
////
////string connection = "C:\\Work\\temp.sde";
////Geodatabase sde = new Geodatabase(connection);
////featureLayer.FindAndReplaceWorkspacePath(((CIMStandardDataConnection)currentDataConnection).WorkspaceConnectionString,
//// sde.GetConnectionString(), true);
//////////////////////////////////////////////
////Please Read
////
//ok, so at this point we have a couple of bugs at 1.1 AND 1.2.....
//
//#1: if you switched to a Datasource that invalidates the Renderer, the Renderer does
//not get invalidated in the UI
//(eg You had a UniqueValueRenderer on a Field called "CATEGORY", the new datasource
//does NOT have that field and so the renderer is invalid).
//
//#2: By default, Layers are added with a permanent cache. The cache is NOT automatically
//invalidated so data (eg in the Attribute table, on the screen for draws) does NOT get
//Refreshed so you have to invalidate the cache manually...
//So, Bug #1 - we arbitrarily switch the Renderer to a simple renderer as a work around for that...
featureLayer.SetRenderer(featureLayer.CreateRenderer(new SimpleRendererDefinition()));
//Bug #2, we manually invalidate the cache
featureLayer.ClearDisplayCache();
});
}
