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starts updating sqlexpressions to include sql params

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This commit is contained in:
Shannon
2014-09-23 18:38:42 +10:00
parent 5dbedcf67b
commit d3365bc751
5 changed files with 283 additions and 168 deletions
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168
src/Umbraco.Core/Persistence/Querying/ModelToSqlExpressionHelper.cs
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@@ -13,7 +13,7 @@ namespace Umbraco.Core.Persistence.Querying
internal class ModelToSqlExpressionHelper<T> : BaseExpressionHelper
{
private string sep = " ";
private BaseMapper _mapper;
private readonly BaseMapper _mapper;
public ModelToSqlExpressionHelper()
{
@@ -88,7 +88,11 @@ namespace Umbraco.Core.Persistence.Querying
if (m.Expression != null)
{
string r = VisitMemberAccess(m);
return string.Format("{0}={1}", r, GetQuotedTrueValue());
SqlParameters.Add(1);
return string.Format("{0}=@{1}", r, SqlParameters.Count - 1);
//return string.Format("{0}={1}", r, GetQuotedTrueValue());
}
}
@@ -105,7 +109,11 @@ namespace Umbraco.Core.Persistence.Querying
if (m != null && m.Expression != null)
{
string r = VisitMemberAccess(m);
left = string.Format("{0}={1}", r, GetQuotedTrueValue());
SqlParameters.Add(1);
left = string.Format("{0}=@{1}", r, SqlParameters.Count - 1);
//left = string.Format("{0}={1}", r, GetQuotedTrueValue());
}
else
{
@@ -115,7 +123,11 @@ namespace Umbraco.Core.Persistence.Querying
if (m != null && m.Expression != null)
{
string r = VisitMemberAccess(m);
right = string.Format("{0}={1}", r, GetQuotedTrueValue());
SqlParameters.Add(1);
right = string.Format("{0}=@{1}", r, SqlParameters.Count - 1);
//right = string.Format("{0}={1}", r, GetQuotedTrueValue());
}
else
{
@@ -132,11 +144,11 @@ namespace Umbraco.Core.Persistence.Querying
else if (operand == "<>" && right == "null") operand = "is not";
else if (operand == "=" || operand == "<>")
{
if (IsTrueExpression(right)) right = GetQuotedTrueValue();
else if (IsFalseExpression(right)) right = GetQuotedFalseValue();
//if (IsTrueExpression(right)) right = GetQuotedTrueValue();
//else if (IsFalseExpression(right)) right = GetQuotedFalseValue();
if (IsTrueExpression(left)) left = GetQuotedTrueValue();
else if (IsFalseExpression(left)) left = GetQuotedFalseValue();
//if (IsTrueExpression(left)) left = GetQuotedTrueValue();
//else if (IsFalseExpression(left)) left = GetQuotedFalseValue();
}
@@ -168,7 +180,11 @@ namespace Umbraco.Core.Persistence.Querying
var lambda = Expression.Lambda<Func<object>>(member);
var getter = lambda.Compile();
object o = getter();
return GetQuotedValue(o, o != null ? o.GetType() : null);
SqlParameters.Add(o);
return string.Format("(@{0})", SqlParameters.Count - 1);
//return GetQuotedValue(o, o != null ? o.GetType() : null);
}
@@ -181,7 +197,11 @@ namespace Umbraco.Core.Persistence.Querying
{
var getter = lambda.Compile();
object o = getter();
return GetQuotedValue(o, o.GetType());
SqlParameters.Add(o);
return string.Format("(@{0})", SqlParameters.Count - 1);
//return GetQuotedValue(o, o.GetType());
}
catch (System.InvalidOperationException)
{ // FieldName ?
@@ -205,26 +225,31 @@ namespace Umbraco.Core.Persistence.Querying
{
if (c.Value == null)
return "null";
if (c.Value is bool)
{
object o = GetQuotedValue(c.Value, c.Value.GetType());
return string.Format("({0}={1})", GetQuotedTrueValue(), o);
}
return GetQuotedValue(c.Value, c.Value.GetType());
SqlParameters.Add(c.Value);
return string.Format("(@{0})", SqlParameters.Count - 1);
//if (c.Value is bool)
//{
// object o = GetQuotedValue(c.Value, c.Value.GetType());
// return string.Format("({0}={1})", GetQuotedTrueValue(), o);
//}
//return GetQuotedValue(c.Value, c.Value.GetType());
}
protected virtual string VisitUnary(UnaryExpression u)
{
switch (u.NodeType)
{
case ExpressionType.Not:
string o = Visit(u.Operand);
if (IsFieldName(o)) o = o + "=" + GetQuotedValue(true, typeof(bool));
return "NOT (" + o + ")";
default:
return Visit(u.Operand);
}
//switch (u.NodeType)
//{
// case ExpressionType.Not:
// string o = Visit(u.Operand);
// if (IsFieldName(o)) o = o + "=" + GetQuotedValue(true, typeof(bool));
// return "NOT (" + o + ")";
// default:
// return Visit(u.Operand);
//}
return Visit(u.Operand);
}
protected virtual string VisitMethodCall(MethodCallExpression m)
@@ -316,18 +341,30 @@ namespace Umbraco.Core.Persistence.Querying
{
if (e.GetType().ToString() != "System.Collections.Generic.List`1[System.Object]")
{
SqlParameters.Add(e);
sIn.AppendFormat("{0}{1}",
sIn.Length > 0 ? "," : "",
GetQuotedValue(e, e.GetType()));
string.Format("@{0}", SqlParameters.Count - 1));
//sIn.AppendFormat("{0}{1}",
// sIn.Length > 0 ? "," : "",
// GetQuotedValue(e, e.GetType()));
}
else
{
var listArgs = e as IList<Object>;
foreach (Object el in listArgs)
{
SqlParameters.Add(el);
sIn.AppendFormat("{0}{1}",
sIn.Length > 0 ? "," : "",
GetQuotedValue(el, el.GetType()));
string.Format("@{0}", SqlParameters.Count - 1));
//sIn.AppendFormat("{0}{1}",
// sIn.Length > 0 ? "," : "",
// GetQuotedValue(el, el.GetType()));
}
}
}
@@ -342,12 +379,15 @@ namespace Umbraco.Core.Persistence.Querying
case "ToString":
return r.ToString();
default:
var s2 = new StringBuilder();
foreach (Object e in args)
{
s2.AppendFormat(",{0}", GetQuotedValue(e, e.GetType()));
}
return string.Format("{0}({1}{2})", m.Method.Name, r, s2.ToString());
return r.ToString();
//var s2 = new StringBuilder();
//foreach (Object e in args)
//{
// s2.AppendFormat(",{0}", GetQuotedValue(e, e.GetType()));
//}
//return string.Format("{0}({1}{2})", m.Method.Name, r, s2.ToString());
}
}
@@ -443,44 +483,44 @@ namespace Umbraco.Core.Persistence.Querying
return string.Format("\"{0}\"", name);
}
private string GetQuotedTrueValue()
{
return GetQuotedValue(true, typeof(bool));
}
//private string GetQuotedTrueValue()
//{
// return GetQuotedValue(true, typeof(bool));
//}
private string GetQuotedFalseValue()
{
return GetQuotedValue(false, typeof(bool));
}
//private string GetQuotedFalseValue()
//{
// return GetQuotedValue(false, typeof(bool));
//}
public virtual string GetQuotedValue(object value, Type fieldType)
{
return GetQuotedValue(value, fieldType, EscapeParam, ShouldQuoteValue);
}
//public virtual string GetQuotedValue(object value, Type fieldType)
//{
// return GetQuotedValue(value, fieldType, EscapeParam, ShouldQuoteValue);
//}
private string GetTrueExpression()
{
object o = GetQuotedTrueValue();
return string.Format("({0}={1})", o, o);
}
//private string GetTrueExpression()
//{
// object o = GetQuotedTrueValue();
// return string.Format("({0}={1})", o, o);
//}
private string GetFalseExpression()
{
//private string GetFalseExpression()
//{
return string.Format("({0}={1})",
GetQuotedTrueValue(),
GetQuotedFalseValue());
}
// return string.Format("({0}={1})",
// GetQuotedTrueValue(),
// GetQuotedFalseValue());
//}
private bool IsTrueExpression(string exp)
{
return (exp == GetTrueExpression());
}
//private bool IsTrueExpression(string exp)
//{
// return (exp == GetTrueExpression());
//}
private bool IsFalseExpression(string exp)
{
return (exp == GetFalseExpression());
}
//private bool IsFalseExpression(string exp)
//{
// return (exp == GetFalseExpression());
//}
protected bool IsFieldName(string quotedExp)
{