private static void CheckSelectExpression(MethodCallExpression exp)
{
if (exp.Arguments.Count != 2)
{
throw DataRetrieval.CreateInvalidQueryExpressionException(exp);
}
Expression expression = ExpressionUtility.StripQuotes(exp.Arguments[1]);
LambdaExpression lambdaExpression = expression as LambdaExpression;
if (lambdaExpression == null || lambdaExpression.Parameters.Count != 1)
{
throw DataRetrieval.CreateInvalidQueryExpressionException(exp);
}
Expression expression2 = ExpressionUtility.StripConverts(ExpressionUtility.StripQuotes(lambdaExpression.Body));
ParameterExpression parameterExpression = expression2 as ParameterExpression;
if (parameterExpression == null || parameterExpression.Name != lambdaExpression.Parameters[0].Name)
{
throw DataRetrieval.CreateInvalidQueryExpressionException(exp);
}
}
private static ClientQueryInternal ProcessClientQueryableMethodCallQueryExpression(
ClientQueryInternal rootQuery, ClientObject rootClientObject,
MethodCallExpression exp, bool leaf,
DataRetrieval.QueryProcessInfo queryInfo, DataRetrieval.QueryMethodAggregator aggregator)
{
//Edited for .NET Core
string name;
if ((name = exp.Method.Name) != null)
{
//Edited for .NET Core
// This was bugged when reflecting the source, wo it needs checking
var newDictionary = new Dictionary <string, int>(8)
{
{
"Where",
0
},
{
"OrderBy",
1
},
{
"OrderByDescending",
2
},
{
"ThenBy",
3
},
{
"ThenByDescending",
4
},
{
"Select",
5
},
{
"Take",
6
},
{
"OfType",
7
}
};
int num;
if (newDictionary.TryGetValue(name, out num))
{
ClientQueryInternal result;
switch (num)
{
case 0:
case 1:
case 2:
case 3:
case 4:
{
ClientQueryInternal clientQueryInternal = DataRetrieval.ProcessQueryExpression(rootQuery, rootClientObject, exp.Arguments[0], leaf, queryInfo, aggregator);
string name2;
if ((name2 = exp.Method.Name) != null)
{
if (!(name2 == "Where"))
{
if (!(name2 == "OrderBy"))
{
if (name2 == "OrderByDescending")
{
aggregator.OrderByDescending++;
}
}
else
{
aggregator.OrderBy++;
}
}
else
{
aggregator.Where++;
}
}
Expression expression = ExpressionUtility.StripQuotes(exp.Arguments[1]);
LambdaExpression lambdaExpression = expression as LambdaExpression;
if (lambdaExpression == null)
{
throw DataRetrieval.CreateInvalidQueryExpressionException(exp);
}
ChunkStringBuilder chunkStringBuilder = new ChunkStringBuilder();
XmlWriter xmlWriter = chunkStringBuilder.CreateXmlWriter();
string name3;
if ((name3 = exp.Method.Name) != null)
{
if (!(name3 == "Where"))
{
if (!(name3 == "OrderBy"))
{
if (!(name3 == "OrderByDescending"))
{
if (!(name3 == "ThenBy"))
{
if (!(name3 == "ThenByDescending"))
{
goto IL_224;
}
xmlWriter.WriteStartElement("ThenByDescending");
}
else
{
xmlWriter.WriteStartElement("ThenBy");
}
}
else
{
xmlWriter.WriteStartElement("OrderByDescending");
}
}
else
{
xmlWriter.WriteStartElement("OrderBy");
}
}
else
{
xmlWriter.WriteStartElement("Where");
}
ClientQueryInternal.WriteFilterExpressionToXml(xmlWriter, clientQueryInternal.ChildItemQuery.ChildItemExpressionSerializationContext, lambdaExpression);
xmlWriter.WriteStartElement("Object");
ChunkStringBuilder chunkStringBuilder2 = null;
if (queryInfo.Expression.TryGetValue(clientQueryInternal.ChildItemQuery, out chunkStringBuilder2))
{
chunkStringBuilder2.WriteContentAsRawXml(xmlWriter);
}
else
{
xmlWriter.WriteStartElement("QueryableObject");
xmlWriter.WriteEndElement();
}
xmlWriter.WriteEndElement();
xmlWriter.WriteEndElement();
xmlWriter.Dispose();
queryInfo.Expression[clientQueryInternal.ChildItemQuery] = chunkStringBuilder;
result = clientQueryInternal;
break;
}
IL_224:
throw DataRetrieval.CreateInvalidQueryExpressionException(exp);
}
case 5:
{
DataRetrieval.CheckSelectExpression(exp);
ClientQueryInternal clientQueryInternal2 = DataRetrieval.ProcessQueryExpression(rootQuery, rootClientObject, exp.Arguments[0], leaf, queryInfo, aggregator);
aggregator.Select++;
result = clientQueryInternal2;
queryInfo.BySelect[clientQueryInternal2.ChildItemQuery.Id] = clientQueryInternal2.ChildItemQuery;
break;
}
case 6:
{
ClientQueryInternal clientQueryInternal3 = DataRetrieval.ProcessQueryExpression(rootQuery, rootClientObject, exp.Arguments[0], leaf, queryInfo, aggregator);
aggregator.Take++;
Expression expression2 = exp.Arguments[1];
expression2 = ExpressionEvaluator.PartialEvaluate(expression2, new Func <Expression, bool>(DataRetrieval.ExpectConstantExpression_CanExpressionBeEvaluated));
if (expression2.NodeType != ExpressionType.Constant || expression2.Type != typeof(int))
{
throw DataRetrieval.CreateInvalidQueryExpressionException(exp);
}
ConstantExpression constantExpression = (ConstantExpression)expression2;
int num2 = (int)constantExpression.Value;
if (num2 < 0)
{
throw DataRetrieval.CreateInvalidQueryExpressionException(exp);
}
ChunkStringBuilder chunkStringBuilder3 = new ChunkStringBuilder();
XmlWriter xmlWriter2 = chunkStringBuilder3.CreateXmlWriter();
xmlWriter2.WriteStartElement("Take");
xmlWriter2.WriteAttributeString("Count", num2.ToString(CultureInfo.InvariantCulture));
ChunkStringBuilder chunkStringBuilder4 = null;
if (queryInfo.Expression.TryGetValue(clientQueryInternal3.ChildItemQuery, out chunkStringBuilder4))
{
chunkStringBuilder4.WriteContentAsRawXml(xmlWriter2);
}
else
{
xmlWriter2.WriteStartElement("QueryableObject");
xmlWriter2.WriteEndElement();
}
xmlWriter2.WriteEndElement();
xmlWriter2.Dispose();
queryInfo.Expression[clientQueryInternal3.ChildItemQuery] = chunkStringBuilder3;
result = clientQueryInternal3;
break;
}
case 7:
{
ClientQueryInternal clientQueryInternal4 = DataRetrieval.ProcessQueryExpression(rootQuery, rootClientObject, exp.Arguments[0], leaf, queryInfo, aggregator);
if (!exp.Method.IsGenericMethod || exp.Method.ContainsGenericParameters)
{
throw new InvalidQueryExpressionException(Resources.GetString("NotSupportedQueryExpressionWithExpressionValue", new object[]
{
exp.ToString()
}));
}
Type[] genericArguments = exp.Method.GetGenericArguments();
if (genericArguments == null || genericArguments.Length != 1)
{
throw new InvalidQueryExpressionException(Resources.GetString("NotSupportedQueryExpressionWithExpressionValue", new object[]
{
exp.ToString()
}));
}
string value = null;
string value2 = null;
DataConvert.GetTypeNameOrTypeId(genericArguments[0], out value, out value2);
if (string.IsNullOrEmpty(value) && string.IsNullOrEmpty(value2))
{
throw new InvalidQueryExpressionException(Resources.GetString("NotSupportedQueryExpressionWithExpressionValue", new object[]
{
exp.ToString()
}));
}
ChunkStringBuilder chunkStringBuilder5 = new ChunkStringBuilder();
XmlWriter xmlWriter3 = chunkStringBuilder5.CreateXmlWriter();
xmlWriter3.WriteStartElement("OfType");
if (!string.IsNullOrEmpty(value))
{
xmlWriter3.WriteAttributeString("Type", value);
}
else
{
xmlWriter3.WriteAttributeString("TypeId", value2);
}
ChunkStringBuilder chunkStringBuilder6 = null;
if (queryInfo.Expression.TryGetValue(clientQueryInternal4.ChildItemQuery, out chunkStringBuilder6))
{
chunkStringBuilder6.WriteContentAsRawXml(xmlWriter3);
}
else
{
xmlWriter3.WriteStartElement("QueryableObject");
xmlWriter3.WriteEndElement();
}
xmlWriter3.WriteEndElement();
xmlWriter3.Dispose();
queryInfo.Expression[clientQueryInternal4.ChildItemQuery] = chunkStringBuilder5;
result = clientQueryInternal4;
break;
}
default:
goto IL_5B7;
}
return(result);
}
}
IL_5B7:
throw DataRetrieval.CreateInvalidQueryExpressionException(exp);
}
private static ClientQueryInternal ProcessMethodCallQueryExpression(ClientQueryInternal rootQuery, ClientObject rootClientObject, MethodCallExpression exp, bool leaf, DataRetrieval.QueryProcessInfo queryInfo, DataRetrieval.QueryMethodAggregator aggregator)
{
ClientQueryInternal result;
if (exp.Method.IsGenericMethod && (exp.Method.DeclaringType == typeof(Enumerable) || exp.Method.DeclaringType == typeof(System.Linq.Queryable)))
{
result = DataRetrieval.ProcessClientQueryableMethodCallQueryExpression(rootQuery, rootClientObject, exp, leaf, queryInfo, aggregator);
}
else if (exp.Method.IsGenericMethod && exp.Method.DeclaringType == typeof(ClientObjectQueryableExtension) && (exp.Method.Name == "Include" || exp.Method.Name == "IncludeWithDefaultProperties"))
{
if (exp.Arguments.Count != 2)
{
throw DataRetrieval.CreateInvalidQueryExpressionException(exp);
}
IEnumerable <Expression> enumerable = null;
NewArrayExpression newArrayExpression = exp.Arguments[1] as NewArrayExpression;
if (newArrayExpression == null)
{
Expression expression = ExpressionEvaluator.PartialEvaluate(exp.Arguments[1], new Func <Expression, bool>(DataRetrieval.ExpectConstantExpression_CanExpressionBeEvaluated));
if (expression.NodeType == ExpressionType.Constant)
{
ConstantExpression constantExpression = (ConstantExpression)expression;
enumerable = (constantExpression.Value as IEnumerable <Expression>);
}
if (enumerable == null)
{
throw DataRetrieval.CreateInvalidQueryExpressionException(exp);
}
}
else
{
enumerable = newArrayExpression.Expressions;
}
ClientQueryInternal clientQueryInternal = DataRetrieval.ProcessQueryExpression(rootQuery, rootClientObject, exp.Arguments[0], false, queryInfo, aggregator);
aggregator.Include++;
if (clientQueryInternal == null)
{
throw DataRetrieval.CreateInvalidQueryExpressionException(exp);
}
queryInfo.ByInclude[clientQueryInternal.ChildItemQuery.Id] = clientQueryInternal.ChildItemQuery;
ClientQueryInternal childItemQuery = clientQueryInternal.ChildItemQuery;
if (exp.Method.Name == "IncludeWithDefaultProperties")
{
childItemQuery.SelectAllProperties();
}
foreach (Expression current in enumerable)
{
Expression expression2 = ExpressionUtility.StripQuotes(current);
LambdaExpression lambdaExpression = expression2 as LambdaExpression;
if (lambdaExpression == null)
{
expression2 = ExpressionEvaluator.PartialEvaluate(expression2, new Func <Expression, bool>(DataRetrieval.ExpectConstantExpression_CanExpressionBeEvaluated));
ConstantExpression constantExpression2 = expression2 as ConstantExpression;
if (constantExpression2 != null)
{
lambdaExpression = (constantExpression2.Value as LambdaExpression);
}
if (lambdaExpression == null)
{
throw DataRetrieval.CreateInvalidQueryExpressionException(expression2);
}
}
Expression exp2 = lambdaExpression.Body;
exp2 = ExpressionUtility.StripConverts(exp2);
DataRetrieval.QueryMethodAggregator queryMethodAggregator = new DataRetrieval.QueryMethodAggregator(current);
DataRetrieval.ProcessQueryExpression(childItemQuery, null, exp2, true, queryInfo, queryMethodAggregator);
queryMethodAggregator.Check();
}
result = clientQueryInternal;
}
else
{
if (!ExpressionUtility.IsGetFieldValueMethod(exp.Method))
{
throw DataRetrieval.CreateInvalidQueryExpressionException(exp);
}
ClientQueryInternal clientQueryInternal2 = DataRetrieval.ProcessQueryExpression(rootQuery, rootClientObject, exp.Object, false, queryInfo, aggregator);
aggregator.Member++;
if (clientQueryInternal2 == null)
{
throw DataRetrieval.CreateInvalidQueryExpressionException(exp);
}
Expression expression3 = exp.Arguments[0];
expression3 = ExpressionEvaluator.PartialEvaluate(expression3, new Func <Expression, bool>(DataRetrieval.ExpectConstantExpression_CanExpressionBeEvaluated));
if (expression3.NodeType != ExpressionType.Constant || expression3.Type != typeof(string))
{
throw DataRetrieval.CreateInvalidQueryExpressionException(exp);
}
ConstantExpression constantExpression3 = (ConstantExpression)expression3;
clientQueryInternal2.Select((string)constantExpression3.Value);
result = null;
}
return(result);
}
