From 27c00a8cbbfb684630a8977ccd1b007d9e69d441 Mon Sep 17 00:00:00 2001
From: Machiavelli <none@none>
Date: Sat, 4 Sep 2010 16:49:23 +0200
Subject: Core/DBLayer: - Allow transactions to contain both raw ad-hoc queries
 and prepared statement elements * When coding on high level code, just make
 sure you use the right argument type for Transaction::Append and the proper
 execution will be done automagically

--HG--
branch : trunk
---
 src/server/shared/Database/Transaction.h | 27 ++++++++++++++++++++++++++-
 1 file changed, 26 insertions(+), 1 deletion(-)

(limited to 'src/server/shared/Database/Transaction.h')

diff --git a/src/server/shared/Database/Transaction.h b/src/server/shared/Database/Transaction.h
index 58c87b61270..cd749b0c2d7 100644
--- a/src/server/shared/Database/Transaction.h
+++ b/src/server/shared/Database/Transaction.h
@@ -21,6 +21,30 @@
 
 #include "SQLOperation.h"
 
+//- Forward declare (don't include header to prevent circular includes)
+class PreparedStatement;
+
+//- Union that holds element data
+union TransactionElementUnion
+{
+    PreparedStatement* stmt;
+    const char* query;
+};
+
+//- Type specifier of our element data
+enum TransactionElementDataType
+{
+    TRANSACTION_ELEMENT_RAW,
+    TRANSACTION_ELEMENT_PREPARED,
+};
+
+//- The transaction element
+struct TransactionElementData
+{
+    TransactionElementUnion element;
+    TransactionElementDataType type;
+};
+
 /*! Transactions, high level class. */
 class Transaction
 {
@@ -28,6 +52,7 @@ class Transaction
     public:
         ~Transaction() { Cleanup(); }
 
+        void Append(PreparedStatement* statement);
         void Append(const char* sql);
         void PAppend(const char* sql, ...);
     
@@ -35,7 +60,7 @@ class Transaction
 
     protected:
         void Cleanup();
-        std::queue<char*> m_queries;
+        std::queue<TransactionElementData> m_queries;
 
     private:
         bool m_actioned;
-- 
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