Core/DBLayer:

- Allow storing floats in prepared statements explicitly (previously would be casted to double)
- Add GetBool ¨wrapper/hack¨ to PreparedResultset class.

--HG--
branch : trunk

src/server/shared/Database/PreparedStatement.cpp

@@ -59,7 +59,10 @@ void PreparedStatement::BindParameters()
                 m_stmt->setInt64(i, statement_data[i].data.i64);
                 break;
             case TYPE_FLOAT:
-                m_stmt->setDouble(i, statement_data[i].data.f);
+                m_stmt->setFloat(i, statement_data[i].data.f);
+                break;
+            case TYPE_DOUBLE:
+                m_stmt->setDouble(i, statement_data[i].data.d);
                 break;
             case TYPE_STRING:
                 m_stmt->setString(i, statement_data[i].str.c_str());
@@ -154,7 +157,7 @@ void PreparedStatement::setInt64(const uint8 index, const int64 value)
     statement_data[index].type = TYPE_I64;
 }
 
-void PreparedStatement::setDouble(const uint8 index, const double value)
+void PreparedStatement::setFloat(const uint8 index, const float value)
 {
     if (index >= statement_data.size())
         statement_data.resize(index+1);
@@ -163,6 +166,15 @@ void PreparedStatement::setDouble(const uint8 index, const double value)
     statement_data[index].type = TYPE_FLOAT;
 }
 
+void PreparedStatement::setDouble(const uint8 index, const double value)
+{
+    if (index >= statement_data.size())
+        statement_data.resize(index+1);
+
+    statement_data[index].data.d = value;
+    statement_data[index].type = TYPE_DOUBLE;
+}
+
 void PreparedStatement::setString(const uint8 index, const std::string& value)
 {
     if (index >= statement_data.size())
@@ -274,6 +286,14 @@ void MySQLPreparedStatement::setInt64(const uint8 index, const int64 value)
     setValue(param, MYSQL_TYPE_LONGLONG, &value, sizeof(int64), false);
 }
 
+void MySQLPreparedStatement::setFloat(const uint8 index, const float value)
+{
+    CheckValidIndex(index);
+    m_paramsSet[index] = true;
+    MYSQL_BIND* param = &m_bind[index];
+    setValue(param, MYSQL_TYPE_FLOAT, &value, sizeof(double), (value > 0.0f));
+}
+
 void MySQLPreparedStatement::setDouble(const uint8 index, const double value)
 {
     CheckValidIndex(index);

src/server/shared/Database/PreparedStatement.h

@@ -33,7 +33,8 @@ union PreparedStatementDataUnion
     int32 i32;
     uint64 ui64;
     int64 i64;
-    double f;   // TODO: Maybe split it up in double and float types
+    float f;
+    double d;
 };
 
 //- This enum helps us differ data held in above union
@@ -49,6 +50,7 @@ enum PreparedStatementValueType
     TYPE_I32,
     TYPE_I64,
     TYPE_FLOAT,
+    TYPE_DOUBLE,
     TYPE_STRING
 };
 
@@ -82,6 +84,7 @@ class PreparedStatement
         void setInt16(const uint8 index, const int16 value);
         void setInt32(const uint8 index, const int32 value);
         void setInt64(const uint8 index, const int64 value);
+        void setFloat(const uint8 index, const float value);
         void setDouble(const uint8 index, const double value);
         void setString(const uint8 index, const std::string& value);
 
@@ -115,6 +118,7 @@ class MySQLPreparedStatement
         void setInt16(const uint8 index, const int16 value);
         void setInt32(const uint8 index, const int32 value);
         void setInt64(const uint8 index, const int64 value);
+        void setFloat(const uint8 index, const float value);
         void setDouble(const uint8 index, const double value);
         void setString(const uint8 index, const char* value);
 

src/server/shared/Database/QueryResult.cpp

@@ -185,6 +185,12 @@ void ResultBind::CleanUp()
     delete[] m_rBind;    
 }
 
+bool PreparedResultSet::GetBool(uint32 index)
+{
+    // TODO: Perhaps start storing data in genuine bool formats in tables
+    return GetUInt8(index) == 1 ? true : false;
+}
+
 uint8 PreparedResultSet::GetUInt8(uint32 index)
 {
     if (!CheckFieldIndex(index))

src/server/shared/Database/QueryResult.h

@@ -195,6 +195,7 @@ class PreparedResultSet
 
         operator bool() { return num_rows > 0; }
 
+        bool GetBool(uint32 index);
         uint8 GetUInt8(uint32 index);
         int8 GetInt8(uint32 index);
         uint16 GetUInt16(uint32 index);