private void AnalyzeObjectProperties(PSObject inObj)
{
MeasureObjectDictionary <object> dictionary = new MeasureObjectDictionary <object>();
foreach (string str in this.Property)
{
MshExpression expression = new MshExpression(str);
List <MshExpression> list = expression.ResolveNames(inObj);
if ((list == null) || (list.Count == 0))
{
if (!expression.HasWildCardCharacters)
{
string key = expression.ToString();
this.statistics.EnsureEntry(key);
}
}
else
{
foreach (MshExpression expression2 in list)
{
string str3 = expression2.ToString();
if (!dictionary.ContainsKey(str3))
{
List <MshExpressionResult> values = expression2.GetValues(inObj);
if ((values != null) && (values.Count != 0))
{
this.AnalyzeValue(str3, values[0].Result);
dictionary[str3] = null;
}
}
}
}
}
}
// 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)
{
MshExpression ex = (MshExpression)unexpandedParameter.GetEntry(FormatParameterDefinitionKeys.ExpressionEntryKey);
SortedDictionary <string, MshExpression> expandedPropertyNames = new SortedDictionary <string, MshExpression>(StringComparer.OrdinalIgnoreCase);
if (inputObject == null)
{
continue;
}
foreach (MshExpression resolvedName in ex.ResolveNames(PSObject.AsPSObject(inputObject)))
{
expandedPropertyNames[resolvedName.ToString()] = resolvedName;
}
foreach (MshExpression expandedExpression in expandedPropertyNames.Values)
{
MshParameter expandedParameter = new MshParameter();
expandedParameter.hash = (Hashtable)unexpandedParameter.hash.Clone();
expandedParameter.hash[FormatParameterDefinitionKeys.ExpressionEntryKey] = expandedExpression;
expandedParameterList.Add(expandedParameter);
}
}
}
}
private static void EvaluateSortingExpression(MshParameter p, PSObject inputObject, List <ObjectCommandPropertyValue> orderValues, List <ErrorRecord> errors, out string propertyNotFoundMsg)
{
MshExpression entry = p.GetEntry("expression") as MshExpression;
List <MshExpressionResult> list = entry.GetValues(inputObject, false, true);
if (list.Count == 0)
{
orderValues.Add(ObjectCommandPropertyValue.NonExistingProperty);
propertyNotFoundMsg = StringUtil.Format(SortObjectStrings.PropertyNotFound, entry.ToString());
}
else
{
propertyNotFoundMsg = null;
foreach (MshExpressionResult result in list)
{
if (result.Exception == null)
{
orderValues.Add(new ObjectCommandPropertyValue(result.Result));
}
else
{
ErrorRecord item = new ErrorRecord(result.Exception, "ExpressionEvaluation", ErrorCategory.InvalidResult, inputObject);
errors.Add(item);
orderValues.Add(ObjectCommandPropertyValue.ExistingNullProperty);
}
}
}
}
/// <summary>
/// Analyze an object on a property-by-property basis instead
/// of as a simple value.
/// Side effects: Updates statistics.
/// <param name="inObj">The object to analyze.</param>
/// </summary>
private void AnalyzeObjectProperties(PSObject inObj)
{
// Keep track of which properties are counted for an
// input object so that repeated properties won't be
// counted twice.
MeasureObjectDictionary <object> countedProperties = new MeasureObjectDictionary <object>();
// First iterate over the user-specified list of
// properties...
foreach (string p in Property)
{
MshExpression expression = new MshExpression(p);
List <MshExpression> resolvedNames = expression.ResolveNames(inObj);
if (resolvedNames == null || resolvedNames.Count == 0)
{
// Insert a blank entry so we can track
// property misses in EndProcessing.
if (!expression.HasWildCardCharacters)
{
string propertyName = expression.ToString();
_statistics.EnsureEntry(propertyName);
}
continue;
}
// Each property value can potentially refer
// to multiple properties via globbing. Iterate over
// the actual property names.
foreach (MshExpression resolvedName in resolvedNames)
{
string propertyName = resolvedName.ToString();
// skip duplicated properties
if (countedProperties.ContainsKey(propertyName))
{
continue;
}
List <MshExpressionResult> tempExprRes = resolvedName.GetValues(inObj);
if (tempExprRes == null || tempExprRes.Count == 0)
{
// Shouldn't happen - would somehow mean
// that the property went away between when
// we resolved it and when we tried to get its
// value.
continue;
}
AnalyzeValue(propertyName, tempExprRes[0].Result);
// Remember resolved propertyNames that have been counted
countedProperties[propertyName] = null;
}
}
}
internal bool IsMatch(MshExpression expression)
{
for (int i = 0; i < this._wildcardPatterns.Length; i++)
{
if (this._wildcardPatterns[i].IsMatch(expression.ToString()))
{
return(true);
}
}
return(false);
}
/// <summary>
/// try to match the expression against the array of wildcard patterns.
/// the first match shortcircuits the search
/// </summary>
/// <param name="expression">MshExpression to test against</param>
/// <returns>true if there is a match, else false</returns>
internal bool IsMatch(MshExpression expression)
{
for (int k = 0; k < _wildcardPatterns.Length; k++)
{
if (_wildcardPatterns[k].IsMatch(expression.ToString()))
{
return(true);
}
}
return(false);
}
private void ProcessParameter(MshParameter p, PSObject inputObject, List <PSNoteProperty> result)
{
string entry = p.GetEntry("name") as string;
MshExpression re = p.GetEntry("expression") as MshExpression;
List <MshExpressionResult> list = new List <MshExpressionResult>();
foreach (MshExpression expression2 in re.ResolveNames(inputObject))
{
if ((this.exclusionFilter == null) || !this.exclusionFilter.IsMatch(expression2))
{
List <MshExpressionResult> values = expression2.GetValues(inputObject);
if (values != null)
{
foreach (MshExpressionResult result2 in values)
{
list.Add(result2);
}
}
}
}
if (list.Count == 0)
{
list.Add(new MshExpressionResult(null, re, null));
}
else if (!string.IsNullOrEmpty(entry) && (list.Count > 1))
{
ErrorRecord errorRecord = new ErrorRecord(new InvalidOperationException(SelectObjectStrings.RenamingMultipleResults), "RenamingMultipleResults", ErrorCategory.InvalidOperation, inputObject);
base.WriteError(errorRecord);
return;
}
foreach (MshExpressionResult result3 in list)
{
if ((this.exclusionFilter == null) || !this.exclusionFilter.IsMatch(result3.ResolvedExpression))
{
PSNoteProperty property;
if (string.IsNullOrEmpty(entry))
{
string str3 = result3.ResolvedExpression.ToString();
if (string.IsNullOrEmpty(str3))
{
PSArgumentException exception = PSTraceSource.NewArgumentException("Property", this.ResourcesBaseName, "EmptyScriptBlockAndNoName", new object[0]);
base.ThrowTerminatingError(new ErrorRecord(exception, "EmptyScriptBlockAndNoName", ErrorCategory.InvalidArgument, null));
}
property = new PSNoteProperty(str3, result3.Result);
}
else
{
property = new PSNoteProperty(entry, result3.Result);
}
result.Add(property);
}
}
}
/// <summary>
/// To write the Property name
/// </summary>
private void WritePropertyName(StringBuilder Listtag, MshParameter p)
{
//for writing the property name
string label = p.GetEntry(ConvertHTMLParameterDefinitionKeys.LabelEntryKey) as string;
if (label != null)
{
Listtag.Append(label);
}
else
{
MshExpression ex = p.GetEntry(FormatParameterDefinitionKeys.ExpressionEntryKey) as MshExpression;
Listtag.Append(ex.ToString());
}
}
// 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)
{
MshExpression ex = (MshExpression)unexpandedParameter.GetEntry(FormatParameterDefinitionKeys.ExpressionEntryKey);
if (!ex.HasWildCardCharacters) // this special cases 1) script blocks and 2) wildcard-less strings
{
expandedParameterList.Add(unexpandedParameter);
}
else
{
SortedDictionary <string, MshExpression> expandedPropertyNames = new SortedDictionary <string, MshExpression>(StringComparer.OrdinalIgnoreCase);
if (inputObjects != null)
{
foreach (object inputObject in inputObjects)
{
if (inputObject == null)
{
continue;
}
foreach (MshExpression resolvedName in ex.ResolveNames(PSObject.AsPSObject(inputObject)))
{
expandedPropertyNames[resolvedName.ToString()] = resolvedName;
}
}
}
foreach (MshExpression expandedExpression in expandedPropertyNames.Values)
{
MshParameter expandedParameter = new MshParameter();
expandedParameter.hash = (Hashtable)unexpandedParameter.hash.Clone();
expandedParameter.hash[FormatParameterDefinitionKeys.ExpressionEntryKey] = expandedExpression;
expandedParameterList.Add(expandedParameter);
}
}
}
}
return(expandedParameterList);
}
private void WritePropertyValue(StringBuilder Listtag, MshParameter p)
{
MshExpression entry = p.GetEntry("expression") as MshExpression;
foreach (MshExpressionResult result in entry.GetValues(this.inputObject))
{
if (result.Result != null)
{
string str = WebUtility.HtmlEncode(SafeToString(result.Result));
Listtag.Append(str);
}
Listtag.Append(", ");
}
if (Listtag.ToString().EndsWith(", ", StringComparison.Ordinal))
{
Listtag.Remove(Listtag.Length - 2, 2);
}
}
private static void EvaluateSortingExpression(
MshParameter p,
PSObject inputObject,
List <ObjectCommandPropertyValue> orderValues,
List <ErrorRecord> errors,
out string propertyNotFoundMsg,
ref bool comparable)
{
// NOTE: we assume globbing was not allowed in input
MshExpression ex = p.GetEntry(FormatParameterDefinitionKeys.ExpressionEntryKey) as MshExpression;
// get the values, but do not expand aliases
List <MshExpressionResult> expressionResults = ex.GetValues(inputObject, false, true);
if (expressionResults.Count == 0)
{
// we did not get any result out of the expression:
// we enter a null as a place holder
orderValues.Add(ObjectCommandPropertyValue.NonExistingProperty);
propertyNotFoundMsg = StringUtil.Format(SortObjectStrings.PropertyNotFound, ex.ToString());
return;
}
propertyNotFoundMsg = null;
// we obtained some results, enter them into the list
foreach (MshExpressionResult r in expressionResults)
{
if (r.Exception == null)
{
orderValues.Add(new ObjectCommandPropertyValue(r.Result));
}
else
{
ErrorRecord errorRecord = new ErrorRecord(
r.Exception,
"ExpressionEvaluation",
ErrorCategory.InvalidResult,
inputObject);
errors.Add(errorRecord);
orderValues.Add(ObjectCommandPropertyValue.ExistingNullProperty);
}
comparable = true;
}
}
private static List <MshParameter> ExpandExpressions(List <PSObject> inputObjects, List <MshParameter> unexpandedParameterList)
{
List <MshParameter> list = new List <MshParameter>();
if (unexpandedParameterList != null)
{
foreach (MshParameter parameter in unexpandedParameterList)
{
MshExpression entry = (MshExpression)parameter.GetEntry("expression");
if (!entry.HasWildCardCharacters)
{
list.Add(parameter);
}
else
{
SortedDictionary <string, MshExpression> dictionary = new SortedDictionary <string, MshExpression>(StringComparer.OrdinalIgnoreCase);
if (inputObjects != null)
{
foreach (object obj2 in inputObjects)
{
if (obj2 != null)
{
foreach (MshExpression expression2 in entry.ResolveNames(PSObject.AsPSObject(obj2)))
{
dictionary[expression2.ToString()] = expression2;
}
}
}
}
foreach (MshExpression expression3 in dictionary.Values)
{
MshParameter item = new MshParameter {
hash = (Hashtable)parameter.hash.Clone()
};
item.hash["expression"] = expression3;
list.Add(item);
}
}
}
}
return(list);
}
/// <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;
MshExpression ex = p.GetEntry(FormatParameterDefinitionKeys.ExpressionEntryKey) as MshExpression;
List <MshExpression> resolvedNames = ex.ResolveNames(_inputObject);
foreach (MshExpression resolvedName in resolvedNames)
{
Hashtable ht = CreateAuxPropertyHT(label, alignment, width);
ht.Add(FormatParameterDefinitionKeys.ExpressionEntryKey, resolvedName.ToString());
resolvedNameProperty.Add(ht);
}
}
_resolvedNameMshParameters = ProcessParameter(resolvedNameProperty.ToArray());
}
/// <summary>
/// To write the Property value
/// </summary>
private void WritePropertyValue(StringBuilder Listtag, MshParameter p)
{
MshExpression exValue = p.GetEntry(FormatParameterDefinitionKeys.ExpressionEntryKey) as MshExpression;
// get the value of the property
List <MshExpressionResult> resultList = exValue.GetValues(_inputObject);
foreach (MshExpressionResult result in resultList)
{
// create comma sep list for multiple results
if (result.Result != null)
{
string htmlEncodedResult = WebUtility.HtmlEncode(SafeToString(result.Result));
Listtag.Append(htmlEncodedResult);
}
Listtag.Append(", ");
}
if (Listtag.ToString().EndsWith(", ", StringComparison.Ordinal))
{
Listtag.Remove(Listtag.Length - 2, 2);
}
}
private void InitializeResolvedNameMshParameters()
{
ArrayList list = new ArrayList();
foreach (MshParameter parameter in this.propertyMshParameterList)
{
string entry = parameter.GetEntry("label") as string;
string alignment = parameter.GetEntry("alignment") as string;
string width = parameter.GetEntry("width") as string;
MshExpression expression = parameter.GetEntry("expression") as MshExpression;
List <MshExpression> list2 = expression.ResolveNames(this.inputObject);
if (list2.Count == 1)
{
Hashtable hashtable = CreateAuxPropertyHT(entry, alignment, width);
if (expression.Script != null)
{
hashtable.Add("expression", expression.Script);
}
else
{
hashtable.Add("expression", expression.ToString());
}
list.Add(hashtable);
}
else
{
foreach (MshExpression expression2 in list2)
{
Hashtable hashtable2 = CreateAuxPropertyHT(entry, alignment, width);
hashtable2.Add("expression", expression2.ToString());
list.Add(hashtable2);
}
}
}
this.resolvedNameMshParameters = this.ProcessParameter(list.ToArray());
}
internal void ProcessExpressionParameter(
PSCmdlet cmdlet,
object[] expr)
{
TerminatingErrorContext invocationContext = new TerminatingErrorContext(cmdlet);
// compare-object and group-object use the same definition here
ParameterProcessor processor = cmdlet is SortObjectCommand ?
new ParameterProcessor(new SortObjectExpressionParameterDefinition()) :
new ParameterProcessor(new GroupObjectExpressionParameterDefinition());
if (expr != null)
{
if (_unexpandedParameterList == null)
{
_unexpandedParameterList = processor.ProcessParameters(expr, invocationContext);
foreach (MshParameter unexpandedParameter in _unexpandedParameterList)
{
MshExpression mshExpression = (MshExpression)unexpandedParameter.GetEntry(FormatParameterDefinitionKeys.ExpressionEntryKey);
if (!mshExpression.HasWildCardCharacters) // this special cases 1) script blocks and 2) wildcard-less strings
{
_mshParameterList.Add(unexpandedParameter);
}
else
{
if (_unExpandedParametersWithWildCardPattern == null)
{
_unExpandedParametersWithWildCardPattern = new List <MshParameter>();
}
_unExpandedParametersWithWildCardPattern.Add(unexpandedParameter);
}
}
}
}
}
internal HeaderInfo GenerateHeaderInfo(PSObject input, TableControlBody tableBody, OutGridViewCommand parentCmdlet)
{
HeaderInfo info = new HeaderInfo();
bool flag = typeof(FileSystemInfo).IsInstanceOfType(input.BaseObject);
if (tableBody != null)
{
List <TableRowItemDefinition> activeTableRowDefinition = this.GetActiveTableRowDefinition(tableBody, input);
int num = 0;
foreach (TableRowItemDefinition definition in activeTableRowDefinition)
{
Microsoft.PowerShell.Commands.ColumnInfo col = null;
string staleObjectPropertyName = null;
TableColumnHeaderDefinition definition2 = null;
if (tableBody.header.columnHeaderDefinitionList.Count >= (num - 1))
{
definition2 = tableBody.header.columnHeaderDefinitionList[num];
}
if ((definition2 != null) && (definition2.label != null))
{
staleObjectPropertyName = this.typeInfoDatabase.displayResourceManagerCache.GetTextTokenString(definition2.label);
}
FormatToken token = null;
if (definition.formatTokenList.Count > 0)
{
token = definition.formatTokenList[0];
}
if (token != null)
{
FieldPropertyToken token2 = token as FieldPropertyToken;
if (token2 != null)
{
if (staleObjectPropertyName == null)
{
staleObjectPropertyName = token2.expression.expressionValue;
}
if (token2.expression.isScriptBlock)
{
MshExpression expression = this.expressionFactory.CreateFromExpressionToken(token2.expression);
if (flag && staleObjectPropertyName.Equals("LastWriteTime", StringComparison.OrdinalIgnoreCase))
{
col = new OriginalColumnInfo(staleObjectPropertyName, staleObjectPropertyName, "LastWriteTime", parentCmdlet);
}
else
{
col = new ExpressionColumnInfo(staleObjectPropertyName, staleObjectPropertyName, expression);
}
}
else
{
col = new OriginalColumnInfo(token2.expression.expressionValue, staleObjectPropertyName, token2.expression.expressionValue, parentCmdlet);
}
}
else
{
TextToken tt = token as TextToken;
if (tt != null)
{
staleObjectPropertyName = this.typeInfoDatabase.displayResourceManagerCache.GetTextTokenString(tt);
col = new OriginalColumnInfo(tt.text, staleObjectPropertyName, tt.text, parentCmdlet);
}
}
}
if (col != null)
{
info.AddColumn(col);
}
num++;
}
}
return(info);
}
private void ProcessExpandParameter(MshParameter p, PSObject inputObject,
List <PSNoteProperty> matchedProperties)
{
MshExpression ex = p.GetEntry(FormatParameterDefinitionKeys.ExpressionEntryKey) as MshExpression;
List <MshExpressionResult> expressionResults = ex.GetValues(inputObject);
if (expressionResults.Count == 0)
{
ErrorRecord errorRecord = new ErrorRecord(
PSTraceSource.NewArgumentException("ExpandProperty", SelectObjectStrings.PropertyNotFound, ExpandProperty),
"ExpandPropertyNotFound",
ErrorCategory.InvalidArgument,
inputObject);
throw new SelectObjectException(errorRecord);
}
if (expressionResults.Count > 1)
{
ErrorRecord errorRecord = new ErrorRecord(
PSTraceSource.NewArgumentException("ExpandProperty", SelectObjectStrings.MutlipleExpandProperties, ExpandProperty),
"MutlipleExpandProperties",
ErrorCategory.InvalidArgument,
inputObject);
throw new SelectObjectException(errorRecord);
}
MshExpressionResult r = expressionResults[0];
if (r.Exception == null)
{
// ignore the property value if it's null
if (r.Result == null)
{
return;
}
System.Collections.IEnumerable results = LanguagePrimitives.GetEnumerable(r.Result);
if (results == null)
{
// add NoteProperties if there is any
// If r.Result is a base object, we don't want to associate the NoteProperty
// directly with it. We want the NoteProperty to be associated only with this
// particular PSObject, so that when the user uses the base object else where,
// its members remain the same as before the Select-Object command run.
PSObject expandedObject = PSObject.AsPSObject(r.Result, true);
AddNoteProperties(expandedObject, inputObject, matchedProperties);
FilteredWriteObject(expandedObject, matchedProperties);
return;
}
foreach (object expandedValue in results)
{
// ignore the element if it's null
if (expandedValue == null)
{
continue;
}
// add NoteProperties if there is any
// If expandedValue is a base object, we don't want to associate the NoteProperty
// directly with it. We want the NoteProperty to be associated only with this
// particular PSObject, so that when the user uses the base object else where,
// its members remain the same as before the Select-Object command run.
PSObject expandedObject = PSObject.AsPSObject(expandedValue, true);
AddNoteProperties(expandedObject, inputObject, matchedProperties);
FilteredWriteObject(expandedObject, matchedProperties);
}
}
else
{
ErrorRecord errorRecord = new ErrorRecord(
r.Exception,
"PropertyEvaluationExpand",
ErrorCategory.InvalidResult,
inputObject);
throw new SelectObjectException(errorRecord);
}
}
internal HeaderInfo GenerateHeaderInfo(PSObject input, TableControlBody tableBody, OutGridViewCommand parentCmdlet)
{
HeaderInfo headerInfo = new HeaderInfo();
// This verification is needed because the database returns "LastWriteTime" value for file system objects
// as strings and it is used to detect this situation and use the actual field value.
bool fileSystemObject = typeof(FileSystemInfo).IsInstanceOfType(input.BaseObject);
if (tableBody != null) // If the tableBody is null, the TableControlBody info was not put into the database.
{
// Generate HeaderInfo from the type information database.
List <TableRowItemDefinition> activeRowItemDefinitionList = GetActiveTableRowDefinition(tableBody, input);
int col = 0;
foreach (TableRowItemDefinition rowItem in activeRowItemDefinitionList)
{
ColumnInfo columnInfo = null;
string displayName = null;
TableColumnHeaderDefinition colHeader = null;
// Retrieve a matching TableColumnHeaderDefinition
if (col < tableBody.header.columnHeaderDefinitionList.Count)
{
colHeader = tableBody.header.columnHeaderDefinitionList[col];
}
if (colHeader != null && colHeader.label != null)
{
displayName = _typeInfoDatabase.displayResourceManagerCache.GetTextTokenString(colHeader.label);
}
FormatToken token = null;
if (rowItem.formatTokenList.Count > 0)
{
token = rowItem.formatTokenList[0];
}
if (token != null)
{
FieldPropertyToken fpt = token as FieldPropertyToken;
if (fpt != null)
{
if (displayName == null)
{
// Database does not provide a label(DisplayName) for the current property, use the expression value instead.
displayName = fpt.expression.expressionValue;
}
if (fpt.expression.isScriptBlock)
{
MshExpression ex = _expressionFactory.CreateFromExpressionToken(fpt.expression);
// Using the displayName as a propertyName for a stale PSObject.
const string LastWriteTimePropertyName = "LastWriteTime";
// For FileSystem objects "LastWriteTime" property value should be used although the database indicates that a script should be executed to get the value.
if (fileSystemObject && displayName.Equals(LastWriteTimePropertyName, StringComparison.OrdinalIgnoreCase))
{
columnInfo = new OriginalColumnInfo(displayName, displayName, LastWriteTimePropertyName, parentCmdlet);
}
else
{
columnInfo = new ExpressionColumnInfo(displayName, displayName, ex);
}
}
else
{
columnInfo = new OriginalColumnInfo(fpt.expression.expressionValue, displayName, fpt.expression.expressionValue, parentCmdlet);
}
}
else
{
TextToken tt = token as TextToken;
if (tt != null)
{
displayName = _typeInfoDatabase.displayResourceManagerCache.GetTextTokenString(tt);
columnInfo = new OriginalColumnInfo(tt.text, displayName, tt.text, parentCmdlet);
}
}
}
if (columnInfo != null)
{
headerInfo.AddColumn(columnInfo);
}
col++;
}
}
return(headerInfo);
}
private void ProcessParameter(MshParameter p, PSObject inputObject, List <PSNoteProperty> result)
{
string name = p.GetEntry(NameEntryDefinition.NameEntryKey) as string;
MshExpression ex = p.GetEntry(FormatParameterDefinitionKeys.ExpressionEntryKey) as MshExpression;
List <MshExpressionResult> expressionResults = new List <MshExpressionResult>();
foreach (MshExpression resolvedName in ex.ResolveNames(inputObject))
{
if (_exclusionFilter == null || !_exclusionFilter.IsMatch(resolvedName))
{
List <MshExpressionResult> tempExprResults = resolvedName.GetValues(inputObject);
if (tempExprResults == null)
{
continue;
}
foreach (MshExpressionResult 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 MshExpressionResult(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 ErrorRecord(
new InvalidOperationException(errorMsg),
"RenamingMultipleResults",
ErrorCategory.InvalidOperation,
inputObject);
WriteError(errorRecord);
return;
}
foreach (MshExpressionResult 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);
}
}
internal ExpressionColumnInfo(string staleObjectPropertyName, string displayName, MshExpression expression)
: base(staleObjectPropertyName, displayName)
{
_expression = expression;
}
