// Expand a list of (possibly wildcarded) expressions into resolved expressions that
// match property names on the incoming objects.
private static void ExpandExpressions(PSObject inputObject, List <MshParameter> UnexpandedParametersWithWildCardPattern, List <MshParameter> expandedParameterList)
{
if (UnexpandedParametersWithWildCardPattern != null)
{
foreach (MshParameter unexpandedParameter in UnexpandedParametersWithWildCardPattern)
{
PSPropertyExpression ex = (PSPropertyExpression)unexpandedParameter.GetEntry(FormatParameterDefinitionKeys.ExpressionEntryKey);
SortedDictionary <string, PSPropertyExpression> expandedPropertyNames = new SortedDictionary <string, PSPropertyExpression>(StringComparer.OrdinalIgnoreCase);
if (inputObject == null)
{
continue;
}
foreach (PSPropertyExpression resolvedName in ex.ResolveNames(PSObject.AsPSObject(inputObject)))
{
expandedPropertyNames[resolvedName.ToString()] = resolvedName;
}
foreach (PSPropertyExpression expandedExpression in expandedPropertyNames.Values)
{
MshParameter expandedParameter = new MshParameter();
expandedParameter.hash = (Hashtable)unexpandedParameter.hash.Clone();
expandedParameter.hash[FormatParameterDefinitionKeys.ExpressionEntryKey] = expandedExpression;
expandedParameterList.Add(expandedParameter);
}
}
}
}
/// <summary>
/// Resolve all wildcards in user input Property into resolvedNameMshParameters.
/// </summary>
private void InitializeResolvedNameMshParameters()
{
// temp list of properties with wildcards resolved
var resolvedNameProperty = new List <object>();
foreach (MshParameter p in _propertyMshParameterList)
{
string label = p.GetEntry(ConvertHTMLParameterDefinitionKeys.LabelEntryKey) as string;
string alignment = p.GetEntry(ConvertHTMLParameterDefinitionKeys.AlignmentEntryKey) as string;
// Accept the width both as a string and as an int.
string width;
int? widthNum = p.GetEntry(ConvertHTMLParameterDefinitionKeys.WidthEntryKey) as int?;
width = widthNum != null?widthNum.Value.ToString() : p.GetEntry(ConvertHTMLParameterDefinitionKeys.WidthEntryKey) as string;
PSPropertyExpression ex = p.GetEntry(FormatParameterDefinitionKeys.ExpressionEntryKey) as PSPropertyExpression;
List <PSPropertyExpression> resolvedNames = ex.ResolveNames(_inputObject);
foreach (PSPropertyExpression resolvedName in resolvedNames)
{
Hashtable ht = CreateAuxPropertyHT(label, alignment, width);
if (resolvedName.Script != null)
{
// The argument is a calculated property whose value is calculated by a script block.
ht.Add(FormatParameterDefinitionKeys.ExpressionEntryKey, resolvedName.Script);
}
else
{
ht.Add(FormatParameterDefinitionKeys.ExpressionEntryKey, resolvedName.ToString());
}
resolvedNameProperty.Add(ht);
}
}
_resolvedNameMshParameters = ProcessParameter(resolvedNameProperty.ToArray());
}
// Expand a list of (possibly wildcarded) expressions into resolved expressions that
// match property names on the incoming objects.
private static List <MshParameter> ExpandExpressions(List <PSObject> inputObjects, List <MshParameter> unexpandedParameterList)
{
List <MshParameter> expandedParameterList = new List <MshParameter>();
if (unexpandedParameterList != null)
{
foreach (MshParameter unexpandedParameter in unexpandedParameterList)
{
PSPropertyExpression ex = (PSPropertyExpression)unexpandedParameter.GetEntry(FormatParameterDefinitionKeys.ExpressionEntryKey);
if (!ex.HasWildCardCharacters) // this special cases 1) script blocks and 2) wildcard-less strings
{
expandedParameterList.Add(unexpandedParameter);
}
else
{
SortedDictionary <string, PSPropertyExpression> expandedPropertyNames = new SortedDictionary <string, PSPropertyExpression>(StringComparer.OrdinalIgnoreCase);
if (inputObjects != null)
{
foreach (object inputObject in inputObjects)
{
if (inputObject == null)
{
continue;
}
foreach (PSPropertyExpression resolvedName in ex.ResolveNames(PSObject.AsPSObject(inputObject)))
{
expandedPropertyNames[resolvedName.ToString()] = resolvedName;
}
}
}
foreach (PSPropertyExpression expandedExpression in expandedPropertyNames.Values)
{
MshParameter expandedParameter = new MshParameter();
expandedParameter.hash = (Hashtable)unexpandedParameter.hash.Clone();
expandedParameter.hash[FormatParameterDefinitionKeys.ExpressionEntryKey] = expandedExpression;
expandedParameterList.Add(expandedParameter);
}
}
}
}
return(expandedParameterList);
}
/// <summary>
/// Resolve all wildcards in user input Property into resolvedNameMshParameters.
/// </summary>
private void InitializeResolvedNameMshParameters()
{
// temp list of properties with wildcards resolved
ArrayList resolvedNameProperty = new ArrayList();
foreach (MshParameter p in _propertyMshParameterList)
{
string label = p.GetEntry(ConvertHTMLParameterDefinitionKeys.LabelEntryKey) as string;
string alignment = p.GetEntry(ConvertHTMLParameterDefinitionKeys.AlignmentEntryKey) as string;
string width = p.GetEntry(ConvertHTMLParameterDefinitionKeys.WidthEntryKey) as string;
PSPropertyExpression ex = p.GetEntry(FormatParameterDefinitionKeys.ExpressionEntryKey) as PSPropertyExpression;
List <PSPropertyExpression> resolvedNames = ex.ResolveNames(_inputObject);
foreach (PSPropertyExpression resolvedName in resolvedNames)
{
Hashtable ht = CreateAuxPropertyHT(label, alignment, width);
ht.Add(FormatParameterDefinitionKeys.ExpressionEntryKey, resolvedName.ToString());
resolvedNameProperty.Add(ht);
}
}
_resolvedNameMshParameters = ProcessParameter(resolvedNameProperty.ToArray());
}
private void ProcessParameter(MshParameter p, PSObject inputObject, List <PSNoteProperty> result)
{
string name = p.GetEntry(NameEntryDefinition.NameEntryKey) as string;
PSPropertyExpression ex = p.GetEntry(FormatParameterDefinitionKeys.ExpressionEntryKey) as PSPropertyExpression;
List <PSPropertyExpressionResult> expressionResults = new();
foreach (PSPropertyExpression resolvedName in ex.ResolveNames(inputObject))
{
if (_exclusionFilter == null || !_exclusionFilter.IsMatch(resolvedName))
{
List <PSPropertyExpressionResult> tempExprResults = resolvedName.GetValues(inputObject);
if (tempExprResults == null)
{
continue;
}
foreach (PSPropertyExpressionResult mshExpRes in tempExprResults)
{
expressionResults.Add(mshExpRes);
}
}
}
// allow 'Select-Object -Property noexist-name' to return a PSObject with property noexist-name,
// unless noexist-name itself contains wildcards
if (expressionResults.Count == 0 && !ex.HasWildCardCharacters)
{
expressionResults.Add(new PSPropertyExpressionResult(null, ex, null));
}
// if we have an expansion, renaming is not acceptable
else if (!string.IsNullOrEmpty(name) && expressionResults.Count > 1)
{
string errorMsg = SelectObjectStrings.RenamingMultipleResults;
ErrorRecord errorRecord = new(
new InvalidOperationException(errorMsg),
"RenamingMultipleResults",
ErrorCategory.InvalidOperation,
inputObject);
WriteError(errorRecord);
return;
}
foreach (PSPropertyExpressionResult r in expressionResults)
{
// filter the exclusions, if any
if (_exclusionFilter != null && _exclusionFilter.IsMatch(r.ResolvedExpression))
{
continue;
}
PSNoteProperty mshProp;
if (string.IsNullOrEmpty(name))
{
string resolvedExpressionName = r.ResolvedExpression.ToString();
if (string.IsNullOrEmpty(resolvedExpressionName))
{
PSArgumentException mshArgE = PSTraceSource.NewArgumentException(
"Property",
SelectObjectStrings.EmptyScriptBlockAndNoName);
ThrowTerminatingError(
new ErrorRecord(
mshArgE,
"EmptyScriptBlockAndNoName",
ErrorCategory.InvalidArgument, null));
}
mshProp = new PSNoteProperty(resolvedExpressionName, r.Result);
}
else
{
mshProp = new PSNoteProperty(name, r.Result);
}
result.Add(mshProp);
}
}
