Core/DBLayer: Relaxed restrictions on which Field class member function can be used to access column value from "strict match" to "must not truncate"

(cherry picked from commit eadafb0347d606e5e3e660d21227aa15378bdb21)

1 files changed, 50 insertions, 0 deletions

diff --git a/src/server/database/Database/FieldValueConverter.h b/src/server/database/Database/FieldValueConverter.h
new file mode 100644
index 00000000000..15e65b0fa33
--- /dev/null
+++ b/src/server/database/Database/FieldValueConverter.h
@@ -0,0 +1,50 @@
+/*
+ * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef TRINITY_FIELD_VALUE_CONVERTER_H
+#define TRINITY_FIELD_VALUE_CONVERTER_H
+
+#include "Define.h"
+
+struct QueryResultFieldMetadata;
+
+class BaseDatabaseResultValueConverter
+{
+public:
+    BaseDatabaseResultValueConverter();
+    BaseDatabaseResultValueConverter(BaseDatabaseResultValueConverter const&) = delete;
+    BaseDatabaseResultValueConverter(BaseDatabaseResultValueConverter&&) = delete;
+    BaseDatabaseResultValueConverter& operator=(BaseDatabaseResultValueConverter const&) = delete;
+    BaseDatabaseResultValueConverter& operator=(BaseDatabaseResultValueConverter&&) = delete;
+    virtual ~BaseDatabaseResultValueConverter();
+
+    virtual uint8 GetUInt8(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const = 0;
+    virtual int8 GetInt8(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const = 0;
+    virtual uint16 GetUInt16(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const = 0;
+    virtual int16 GetInt16(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const = 0;
+    virtual uint32 GetUInt32(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const = 0;
+    virtual int32 GetInt32(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const = 0;
+    virtual uint64 GetUInt64(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const = 0;
+    virtual int64 GetInt64(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const = 0;
+    virtual float GetFloat(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const = 0;
+    virtual double GetDouble(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const = 0;
+    virtual char const* GetCString(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const = 0;
+
+    static void LogTruncation(char const* getter, QueryResultFieldMetadata const* meta);
+};
+
+#endif // TRINITY_FIELD_VALUE_CONVERTER_H