private void ValidateNullOrEmptyArgument(CommandParameterInternal parameter, CompiledCommandParameter parameterMetadata, Type argumentType, object parameterValue, bool recurseIntoCollections)
{
if ((parameterValue == null) && (argumentType != typeof(bool?)))
{
if (!parameterMetadata.AllowsNullArgument)
{
bindingTracer.WriteLine("ERROR: Argument cannot be null", new object[0]);
ParameterBindingValidationException exception = new ParameterBindingValidationException(ErrorCategory.InvalidData, this.InvocationInfo, this.GetErrorExtent(parameter), parameterMetadata.Name, argumentType, (parameterValue == null) ? null : parameterValue.GetType(), "ParameterBinderStrings", "ParameterArgumentValidationErrorNullNotAllowed", new object[0]);
throw exception;
}
}
else if (argumentType == typeof(string))
{
string str = parameterValue as string;
if ((str.Length == 0) && !parameterMetadata.AllowsEmptyStringArgument)
{
bindingTracer.WriteLine("ERROR: Argument cannot be an empty string", new object[0]);
ParameterBindingValidationException exception2 = new ParameterBindingValidationException(ErrorCategory.InvalidData, this.InvocationInfo, this.GetErrorExtent(parameter), parameterMetadata.Name, parameterMetadata.Type, (parameterValue == null) ? null : parameterValue.GetType(), "ParameterBinderStrings", "ParameterArgumentValidationErrorEmptyStringNotAllowed", new object[0]);
throw exception2;
}
}
else if (recurseIntoCollections)
{
switch (parameterMetadata.CollectionTypeInformation.ParameterCollectionType)
{
case ParameterCollectionType.IList:
case ParameterCollectionType.Array:
case ParameterCollectionType.ICollectionGeneric:
{
IEnumerator enumerator = LanguagePrimitives.GetEnumerator(parameterValue);
bool flag = true;
while (ParserOps.MoveNext(null, null, enumerator))
{
object obj2 = ParserOps.Current(null, enumerator);
flag = false;
this.ValidateNullOrEmptyArgument(parameter, parameterMetadata, parameterMetadata.CollectionTypeInformation.ElementType, obj2, false);
}
if (flag && !parameterMetadata.AllowsEmptyCollectionArgument)
{
bindingTracer.WriteLine("ERROR: Argument cannot be an empty collection", new object[0]);
ParameterBindingValidationException exception3 = new ParameterBindingValidationException(ErrorCategory.InvalidData, this.InvocationInfo, this.GetErrorExtent(parameter), parameterMetadata.Name, parameterMetadata.Type, (parameterValue == null) ? null : parameterValue.GetType(), "ParameterBinderStrings", (parameterMetadata.CollectionTypeInformation.ParameterCollectionType == ParameterCollectionType.Array) ? "ParameterArgumentValidationErrorEmptyArrayNotAllowed" : "ParameterArgumentValidationErrorEmptyCollectionNotAllowed", new object[0]);
throw exception3;
}
return;
}
}
}
}
private void ValidateNullOrEmptyArgument(CommandParameterInternal parameter, CompiledCommandParameter parameterMetadata, Type argumentType, object parameterValue, bool recurseIntoCollections)
{
if ((parameterValue == null) && (argumentType != typeof(bool?)))
{
if (!parameterMetadata.AllowsNullArgument)
{
bindingTracer.WriteLine("ERROR: Argument cannot be null", new object[0]);
ParameterBindingValidationException exception = new ParameterBindingValidationException(ErrorCategory.InvalidData, this.InvocationInfo, this.GetErrorExtent(parameter), parameterMetadata.Name, argumentType, (parameterValue == null) ? null : parameterValue.GetType(), "ParameterBinderStrings", "ParameterArgumentValidationErrorNullNotAllowed", new object[0]);
throw exception;
}
}
else if (argumentType == typeof(string))
{
string str = parameterValue as string;
if ((str.Length == 0) && !parameterMetadata.AllowsEmptyStringArgument)
{
bindingTracer.WriteLine("ERROR: Argument cannot be an empty string", new object[0]);
ParameterBindingValidationException exception2 = new ParameterBindingValidationException(ErrorCategory.InvalidData, this.InvocationInfo, this.GetErrorExtent(parameter), parameterMetadata.Name, parameterMetadata.Type, (parameterValue == null) ? null : parameterValue.GetType(), "ParameterBinderStrings", "ParameterArgumentValidationErrorEmptyStringNotAllowed", new object[0]);
throw exception2;
}
}
else if (recurseIntoCollections)
{
switch (parameterMetadata.CollectionTypeInformation.ParameterCollectionType)
{
case ParameterCollectionType.IList:
case ParameterCollectionType.Array:
case ParameterCollectionType.ICollectionGeneric:
{
IEnumerator enumerator = LanguagePrimitives.GetEnumerator(parameterValue);
bool flag = true;
while (ParserOps.MoveNext(null, null, enumerator))
{
object obj2 = ParserOps.Current(null, enumerator);
flag = false;
this.ValidateNullOrEmptyArgument(parameter, parameterMetadata, parameterMetadata.CollectionTypeInformation.ElementType, obj2, false);
}
if (flag && !parameterMetadata.AllowsEmptyCollectionArgument)
{
bindingTracer.WriteLine("ERROR: Argument cannot be an empty collection", new object[0]);
ParameterBindingValidationException exception3 = new ParameterBindingValidationException(ErrorCategory.InvalidData, this.InvocationInfo, this.GetErrorExtent(parameter), parameterMetadata.Name, parameterMetadata.Type, (parameterValue == null) ? null : parameterValue.GetType(), "ParameterBinderStrings", (parameterMetadata.CollectionTypeInformation.ParameterCollectionType == ParameterCollectionType.Array) ? "ParameterArgumentValidationErrorEmptyArrayNotAllowed" : "ParameterArgumentValidationErrorEmptyCollectionNotAllowed", new object[0]);
throw exception3;
}
return;
}
}
}
}
internal virtual bool BindParameter(CommandParameterInternal parameter, CompiledCommandParameter parameterMetadata, ParameterBindingFlags flags)
{
bool flag = false;
bool flag2 = (flags & ParameterBindingFlags.ShouldCoerceType) != ParameterBindingFlags.None;
if (parameter == null)
{
throw PSTraceSource.NewArgumentNullException("parameter");
}
if (parameterMetadata == null)
{
throw PSTraceSource.NewArgumentNullException("parameterMetadata");
}
using (bindingTracer.TraceScope("BIND arg [{0}] to parameter [{1}]", new object[] { parameter.ArgumentValue, parameterMetadata.Name }))
{
parameter.ParameterName = parameterMetadata.Name;
object argumentValue = parameter.ArgumentValue;
ScriptParameterBinder binder = this as ScriptParameterBinder;
bool bindingScriptCmdlet = false;
if (binder != null)
{
bindingScriptCmdlet = binder.Script.UsesCmdletBinding;
}
foreach (ArgumentTransformationAttribute attribute in parameterMetadata.ArgumentTransformationAttributes)
{
using (bindingTracer.TraceScope("Executing DATA GENERATION metadata: [{0}]", new object[] { attribute.GetType() }))
{
try
{
ArgumentTypeConverterAttribute attribute2 = attribute as ArgumentTypeConverterAttribute;
if (attribute2 != null)
{
if (flag2)
{
argumentValue = attribute2.Transform(this.engine, argumentValue, true, bindingScriptCmdlet);
}
}
else
{
argumentValue = attribute.Transform(this.engine, argumentValue);
}
bindingTracer.WriteLine("result returned from DATA GENERATION: {0}", new object[] { argumentValue });
}
catch (Exception exception)
{
CommandProcessorBase.CheckForSevereException(exception);
bindingTracer.WriteLine("ERROR: DATA GENERATION: {0}", new object[] { exception.Message });
ParameterBindingException exception2 = new ParameterBindingArgumentTransformationException(exception, ErrorCategory.InvalidData, this.InvocationInfo, this.GetErrorExtent(parameter), parameterMetadata.Name, parameterMetadata.Type, (argumentValue == null) ? null : argumentValue.GetType(), "ParameterBinderStrings", "ParameterArgumentTransformationError", new object[] { exception.Message });
throw exception2;
}
}
}
if (flag2)
{
argumentValue = this.CoerceTypeAsNeeded(parameter, parameterMetadata.Name, parameterMetadata.Type, parameterMetadata.CollectionTypeInformation, argumentValue);
}
else if (!this.ShouldContinueUncoercedBind(parameter, parameterMetadata, flags, ref argumentValue))
{
goto Label_040E;
}
if ((parameterMetadata.PSTypeName != null) && (argumentValue != null))
{
IEnumerable enumerable = LanguagePrimitives.GetEnumerable(argumentValue);
if (enumerable != null)
{
foreach (object obj3 in enumerable)
{
this.ValidatePSTypeName(parameter, parameterMetadata, !flag2, obj3);
}
}
else
{
this.ValidatePSTypeName(parameter, parameterMetadata, !flag2, argumentValue);
}
}
if ((flags & ParameterBindingFlags.IsDefaultValue) == ParameterBindingFlags.None)
{
foreach (ValidateArgumentsAttribute attribute3 in parameterMetadata.ValidationAttributes)
{
using (bindingTracer.TraceScope("Executing VALIDATION metadata: [{0}]", new object[] { attribute3.GetType() }))
{
try
{
attribute3.InternalValidate(argumentValue, this.engine);
}
catch (Exception exception3)
{
CommandProcessorBase.CheckForSevereException(exception3);
bindingTracer.WriteLine("ERROR: VALIDATION FAILED: {0}", new object[] { exception3.Message });
ParameterBindingValidationException exception4 = new ParameterBindingValidationException(exception3, ErrorCategory.InvalidData, this.InvocationInfo, this.GetErrorExtent(parameter), parameterMetadata.Name, parameterMetadata.Type, (argumentValue == null) ? null : argumentValue.GetType(), "ParameterBinderStrings", "ParameterArgumentValidationError", new object[] { exception3.Message });
throw exception4;
}
tracer.WriteLine("Validation attribute on {0} returned {1}.", new object[] { parameterMetadata.Name, flag });
}
}
if (IsParameterMandatory(parameterMetadata))
{
this.ValidateNullOrEmptyArgument(parameter, parameterMetadata, parameterMetadata.Type, argumentValue, true);
}
}
Exception innerException = null;
try
{
this.BindParameter(parameter.ParameterName, argumentValue);
flag = true;
}
catch (SetValueException exception6)
{
innerException = exception6;
}
if (innerException != null)
{
Type typeSpecified = (argumentValue == null) ? null : argumentValue.GetType();
ParameterBindingException exception7 = new ParameterBindingException(innerException, ErrorCategory.WriteError, this.InvocationInfo, this.GetErrorExtent(parameter), parameterMetadata.Name, parameterMetadata.Type, typeSpecified, "ParameterBinderStrings", "ParameterBindingFailed", new object[] { innerException.Message });
throw exception7;
}
Label_040E:;
bindingTracer.WriteLine("BIND arg [{0}] to param [{1}] {2}", new object[] { argumentValue, parameter.ParameterName, flag ? "SUCCESSFUL" : "SKIPPED" });
if (flag)
{
if (this.RecordBoundParameters)
{
this.CommandLineParameters.Add(parameter.ParameterName, argumentValue);
}
MshCommandRuntime commandRuntime = this.Command.commandRuntime as MshCommandRuntime;
if ((commandRuntime != null) && commandRuntime.LogPipelineExecutionDetail)
{
IEnumerable source = LanguagePrimitives.GetEnumerable(argumentValue);
if (source != null)
{
string parameterValue = string.Join(", ", source.Cast<object>().ToArray<object>());
commandRuntime.PipelineProcessor.LogExecutionParameterBinding(this.InvocationInfo, parameter.ParameterName, parameterValue);
}
else
{
commandRuntime.PipelineProcessor.LogExecutionParameterBinding(this.InvocationInfo, parameter.ParameterName, (argumentValue == null) ? "" : argumentValue.ToString());
}
}
}
return flag;
}
}
internal virtual bool BindParameter(CommandParameterInternal parameter, CompiledCommandParameter parameterMetadata, ParameterBindingFlags flags)
{
bool flag = false;
bool flag2 = (flags & ParameterBindingFlags.ShouldCoerceType) != ParameterBindingFlags.None;
if (parameter == null)
{
throw PSTraceSource.NewArgumentNullException("parameter");
}
if (parameterMetadata == null)
{
throw PSTraceSource.NewArgumentNullException("parameterMetadata");
}
using (bindingTracer.TraceScope("BIND arg [{0}] to parameter [{1}]", new object[] { parameter.ArgumentValue, parameterMetadata.Name }))
{
parameter.ParameterName = parameterMetadata.Name;
object argumentValue = parameter.ArgumentValue;
ScriptParameterBinder binder = this as ScriptParameterBinder;
bool bindingScriptCmdlet = false;
if (binder != null)
{
bindingScriptCmdlet = binder.Script.UsesCmdletBinding;
}
foreach (ArgumentTransformationAttribute attribute in parameterMetadata.ArgumentTransformationAttributes)
{
using (bindingTracer.TraceScope("Executing DATA GENERATION metadata: [{0}]", new object[] { attribute.GetType() }))
{
try
{
ArgumentTypeConverterAttribute attribute2 = attribute as ArgumentTypeConverterAttribute;
if (attribute2 != null)
{
if (flag2)
{
argumentValue = attribute2.Transform(this.engine, argumentValue, true, bindingScriptCmdlet);
}
}
else
{
argumentValue = attribute.Transform(this.engine, argumentValue);
}
bindingTracer.WriteLine("result returned from DATA GENERATION: {0}", new object[] { argumentValue });
}
catch (Exception exception)
{
CommandProcessorBase.CheckForSevereException(exception);
bindingTracer.WriteLine("ERROR: DATA GENERATION: {0}", new object[] { exception.Message });
ParameterBindingException exception2 = new ParameterBindingArgumentTransformationException(exception, ErrorCategory.InvalidData, this.InvocationInfo, this.GetErrorExtent(parameter), parameterMetadata.Name, parameterMetadata.Type, (argumentValue == null) ? null : argumentValue.GetType(), "ParameterBinderStrings", "ParameterArgumentTransformationError", new object[] { exception.Message });
throw exception2;
}
}
}
if (flag2)
{
argumentValue = this.CoerceTypeAsNeeded(parameter, parameterMetadata.Name, parameterMetadata.Type, parameterMetadata.CollectionTypeInformation, argumentValue);
}
else if (!this.ShouldContinueUncoercedBind(parameter, parameterMetadata, flags, ref argumentValue))
{
goto Label_040E;
}
if ((parameterMetadata.PSTypeName != null) && (argumentValue != null))
{
IEnumerable enumerable = LanguagePrimitives.GetEnumerable(argumentValue);
if (enumerable != null)
{
foreach (object obj3 in enumerable)
{
this.ValidatePSTypeName(parameter, parameterMetadata, !flag2, obj3);
}
}
else
{
this.ValidatePSTypeName(parameter, parameterMetadata, !flag2, argumentValue);
}
}
if ((flags & ParameterBindingFlags.IsDefaultValue) == ParameterBindingFlags.None)
{
foreach (ValidateArgumentsAttribute attribute3 in parameterMetadata.ValidationAttributes)
{
using (bindingTracer.TraceScope("Executing VALIDATION metadata: [{0}]", new object[] { attribute3.GetType() }))
{
try
{
attribute3.InternalValidate(argumentValue, this.engine);
}
catch (Exception exception3)
{
CommandProcessorBase.CheckForSevereException(exception3);
bindingTracer.WriteLine("ERROR: VALIDATION FAILED: {0}", new object[] { exception3.Message });
ParameterBindingValidationException exception4 = new ParameterBindingValidationException(exception3, ErrorCategory.InvalidData, this.InvocationInfo, this.GetErrorExtent(parameter), parameterMetadata.Name, parameterMetadata.Type, (argumentValue == null) ? null : argumentValue.GetType(), "ParameterBinderStrings", "ParameterArgumentValidationError", new object[] { exception3.Message });
throw exception4;
}
tracer.WriteLine("Validation attribute on {0} returned {1}.", new object[] { parameterMetadata.Name, flag });
}
}
if (IsParameterMandatory(parameterMetadata))
{
this.ValidateNullOrEmptyArgument(parameter, parameterMetadata, parameterMetadata.Type, argumentValue, true);
}
}
Exception innerException = null;
try
{
this.BindParameter(parameter.ParameterName, argumentValue);
flag = true;
}
catch (SetValueException exception6)
{
innerException = exception6;
}
if (innerException != null)
{
Type typeSpecified = (argumentValue == null) ? null : argumentValue.GetType();
ParameterBindingException exception7 = new ParameterBindingException(innerException, ErrorCategory.WriteError, this.InvocationInfo, this.GetErrorExtent(parameter), parameterMetadata.Name, parameterMetadata.Type, typeSpecified, "ParameterBinderStrings", "ParameterBindingFailed", new object[] { innerException.Message });
throw exception7;
}
Label_040E :;
bindingTracer.WriteLine("BIND arg [{0}] to param [{1}] {2}", new object[] { argumentValue, parameter.ParameterName, flag ? "SUCCESSFUL" : "SKIPPED" });
if (flag)
{
if (this.RecordBoundParameters)
{
this.CommandLineParameters.Add(parameter.ParameterName, argumentValue);
}
MshCommandRuntime commandRuntime = this.Command.commandRuntime as MshCommandRuntime;
if ((commandRuntime != null) && commandRuntime.LogPipelineExecutionDetail)
{
IEnumerable source = LanguagePrimitives.GetEnumerable(argumentValue);
if (source != null)
{
string parameterValue = string.Join(", ", source.Cast <object>().ToArray <object>());
commandRuntime.PipelineProcessor.LogExecutionParameterBinding(this.InvocationInfo, parameter.ParameterName, parameterValue);
}
else
{
commandRuntime.PipelineProcessor.LogExecutionParameterBinding(this.InvocationInfo, parameter.ParameterName, (argumentValue == null) ? "" : argumentValue.ToString());
}
}
}
return(flag);
}
}
