public sealed override Task SetVariableAsync(RuntimeVariableName name, string value)
{
if (this.disposed)
{
throw new ObjectDisposedException(nameof(GitRaftRepositoryBase));
}
if (name == null)
{
throw new ArgumentNullException(nameof(name));
}
if (this.ReadOnly)
{
throw new NotSupportedException();
}
var vars = this.lazyVariables.Value;
if (vars.TryGetValue(name, out var currentValue) && currentValue == value)
{
return(InedoLib.NullTask);
}
vars[name] = value;
this.variablesDirty = true;
return(InedoLib.NullTask);
}
public override RuntimeValue Evaluate(IOtterContext context)
#endif
{
if (string.IsNullOrEmpty(this.VariableName))
{
return(false);
}
RuntimeValueType[] types;
if (string.Equals(this.VariableType, "scalar", StringComparison.OrdinalIgnoreCase))
{
types = new[] { RuntimeValueType.Scalar }
}
;
else if (string.Equals(this.VariableType, "vector", StringComparison.OrdinalIgnoreCase))
{
types = new[] { RuntimeValueType.Vector }
}
;
else if (string.Equals(this.VariableType, "map", StringComparison.OrdinalIgnoreCase))
{
types = new[] { RuntimeValueType.Map }
}
;
else
{
types = new[] { RuntimeValueType.Scalar, RuntimeValueType.Vector, RuntimeValueType.Map }
};
var execContext = context as IOperationExecutionContext;
if (execContext == null)
{
return(null);
}
foreach (var type in types)
{
var variableName = new RuntimeVariableName(this.VariableName, type);
var value = execContext.TryGetVariableValue(variableName);
if (value != null)
{
return(value.Value);
}
var functionValue = execContext.TryGetFunctionValue(variableName.ToString());
if (functionValue != null)
{
return(functionValue.Value);
}
}
return(null);
}
}
private static RuntimeValue?TryGetFunctionValue(RuntimeVariableName functionName, IOperationExecutionContext context)
{
try
{
return(context.TryGetFunctionValue(functionName.ToString()));
}
catch
{
return(null);
}
}
public RompSessionVariable(RuntimeVariableName name, RuntimeValue value)
{
if (name == null)
{
throw new ArgumentNullException(nameof(name));
}
if (name.Type != value.ValueType)
{
throw new ArgumentException("Invalid variable value type.");
}
this.Name = name;
this.value = value;
}
private ExtensionComponent GetFunction(RuntimeVariableName functionName)
{
if (functionName == null)
{
throw new ArgumentNullException(nameof(functionName));
}
var functionType = (from c in ExtensionsManager.GetComponentsByBaseClass <VariableFunction>()
let aliases = from a in c.ComponentType.GetCustomAttributes <ScriptAliasAttribute>()
select a.Alias
where aliases.Contains(functionName.Name, StringComparer.OrdinalIgnoreCase)
select c).FirstOrDefault();
return(functionType);
}
public RuntimeValue?TryGetVariableValue(RuntimeVariableName variableName)
{
if (variableName == null)
{
throw new ArgumentNullException(nameof(variableName));
}
var maybeValue = this.executerContext?.GetVariableValue(variableName);
if (maybeValue != null)
{
return(maybeValue);
}
return(RompSessionVariable.GetSessionVariable(variableName)?.GetValue());
}
protected override object EvaluateScalar(object context)
{
if (string.IsNullOrEmpty(this.VariableName))
{
return(false);
}
RuntimeValueType[] types;
if (string.Equals(this.VariableType, "scalar", StringComparison.OrdinalIgnoreCase))
{
types = new[] { RuntimeValueType.Scalar }
}
;
else if (string.Equals(this.VariableType, "vector", StringComparison.OrdinalIgnoreCase))
{
types = new[] { RuntimeValueType.Vector }
}
;
else if (string.Equals(this.VariableType, "map", StringComparison.OrdinalIgnoreCase))
{
types = new[] { RuntimeValueType.Map }
}
;
else
{
types = new[] { RuntimeValueType.Scalar, RuntimeValueType.Vector, RuntimeValueType.Map }
};
var execContext = context as IOperationExecutionContext;
foreach (var type in types)
{
var variableName = new RuntimeVariableName(this.VariableName, type);
if (execContext.TryGetVariableValue(variableName) != null)
{
return(true);
}
if (execContext.TryGetFunctionValue(variableName.ToString()) != null)
{
return(true);
}
}
return(false);
}
}
#pragma warning disable CS0672 // Member overrides obsolete member
public override ActionStatement CreateActionStatement(
QualifiedName actionName,
object _model)
#pragma warning restore CS0672 // Member overrides obsolete member
{
var model = (PSCallOperationModel)_model;
return(new ActionStatement("PSCall",
model.Arguments
.Where(a => !string.IsNullOrEmpty(a.Value) && !a.IsOutput)
.ToDictionary(a => a.Name, a => a.Value),
new[] { model.ScriptName },
model.Arguments
.Where(a => !string.IsNullOrEmpty(a.Value) && RuntimeVariableName.TryParse(a.Value) != null && a.IsOutput)
.ToDictionary(a => a.Name, a => RuntimeVariableName.Parse(a.Value))
));
}
public async Task <RuntimeValue?> TryEvaluateFunctionAsync(RuntimeVariableName functionName, IList <RuntimeValue> arguments)
{
var function = this.GetVariableFunctionInternal(functionName, arguments);
if (function == null)
{
return(null);
}
if (function is IAsyncVariableFunction asyncFunc)
{
return(await asyncFunc.EvaluateAsync(this.VariableFunctionContext).ConfigureAwait(false));
}
else
{
return(function.Evaluate(this.VariableFunctionContext));
}
}
public static Dictionary <string, RuntimeValue> ExtractVariables(string script, IOperationExecutionContext context)
{
var vars = ExtractVariablesInternal(script);
var results = new Dictionary <string, RuntimeValue>(StringComparer.OrdinalIgnoreCase);
foreach (var var in vars)
{
if (RuntimeVariableName.IsLegalVariableName(var))
{
var varName = new RuntimeVariableName(var, RuntimeValueType.Scalar);
var varValue = context.TryGetVariableValue(varName) ?? TryGetFunctionValue(varName, context);
if (varValue.HasValue)
{
results[var] = varValue.Value;
}
}
}
return(results);
}
public sealed override Task <bool> DeleteVariableAsync(RuntimeVariableName name)
{
if (this.disposed)
{
throw new ObjectDisposedException(nameof(GitRaftRepositoryBase));
}
if (name == null)
{
throw new ArgumentNullException(nameof(name));
}
if (this.ReadOnly)
{
throw new NotSupportedException();
}
bool deleted = this.lazyVariables.Value.Remove(name);
this.variablesDirty = deleted;
return(Task.FromResult(deleted));
}
public override Task <bool> DeleteVariableAsync(RuntimeVariableName name)
{
throw new NotImplementedException();
}
public override Task SetVariableAsync(RuntimeVariableName name, string value)
{
throw new NotImplementedException();
}
public RuntimeValue?TryEvaluateFunction(RuntimeVariableName functionName, IList <RuntimeValue> arguments)
{
var function = this.GetVariableFunctionInternal(functionName, arguments);
return(function?.Evaluate(this.VariableFunctionContext));
}
public RuntimeValue?TryGetVariableValue(RuntimeVariableName variableName)
{
throw new NotImplementedException();
}
public void SetVariableValue(RuntimeVariableName variableName, RuntimeValue variableValue)
{
throw new NotImplementedException();
}
public static RompSessionVariable GetSessionVariable(RuntimeVariableName name) => variables.GetValueOrDefault(name.Name);
public Task <IRuntimeVariable> TryGetGlobalVariableAsync(RuntimeVariableName variableName, IExecuterContext context) => Task.FromResult <IRuntimeVariable>(RompSessionVariable.GetSessionVariable(variableName));
private VariableFunction GetVariableFunctionInternal(RuntimeVariableName functionName, IList <RuntimeValue> arguments)
{
if (functionName == null)
{
throw new ArgumentNullException(nameof(functionName));
}
if (arguments == null)
{
throw new ArgumentNullException(nameof(arguments));
}
var functionType = this.GetFunction(functionName);
if (functionType == null)
{
return(null);
}
var function = (VariableFunction)Activator.CreateInstance(functionType.ComponentType);
var functionParams = (from p in functionType.ComponentType.GetProperties()
let a = p.GetCustomAttribute <VariableFunctionParameterAttribute>()
where a != null
let n = p.GetCustomAttribute <DisplayNameAttribute>()
orderby a.Index
select new { Property = p, a.Optional, n?.DisplayName }).ToList();
int maxParams = Math.Min(functionParams.Count, arguments.Count);
for (int i = 0; i < maxParams; i++)
{
var argValue = arguments[i];
var param = functionParams[i];
var coercedValue = ScriptPropertyMapper.CoerceValue(argValue, param.Property);
param.Property.SetValue(function, coercedValue);
}
if (maxParams < functionParams.Count)
{
var missing = functionParams
.Skip(maxParams)
.FirstOrDefault(p => !p.Optional);
if (missing != null)
{
throw new VariableFunctionArgumentMissingException(missing.DisplayName ?? missing.Property.Name);
}
}
var variadicAttr = functionType.ComponentType.GetCustomAttribute <VariadicVariableFunctionAttribute>();
if (variadicAttr != null)
{
var variadicProperty = functionType.ComponentType.GetProperty(variadicAttr.VariadicPropertyName);
if (variadicProperty != null)
{
var enumerableType = ScriptPropertyMapper.GetEnumerableType(variadicProperty.PropertyType);
if (enumerableType != null)
{
var list = (IList)Activator.CreateInstance(typeof(List <>).MakeGenericType(enumerableType));
foreach (var arg in arguments.Skip(maxParams))
{
list.Add(ScriptPropertyMapper.CoerceValue(arg, variadicProperty, enumerableType));
}
variadicProperty.SetValue(function, list);
}
}
}
return(function);
}
