Work on sql framework classes
This commit is contained in:
parent
3980f859b7
commit
02d32565e9
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@ -7,6 +7,7 @@ set(FRAMEWORK_SOUND ON)
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set(FRAMEWORK_GRAPHICS ON)
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set(FRAMEWORK_XML ON)
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set(FRAMEWORK_NET ON)
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set(FRAMEWORK_SQL ON)
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include(src/framework/CMakeLists.txt)
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include(src/client/CMakeLists.txt)
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@ -3,6 +3,7 @@
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# FRAMEWORK_GRAPHICS
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# FRAMEWORK_NET
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# FRAMEWORK_XML
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# FRAMEWORK_SQL
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# CMAKE_CURRENT_LIST_DIR cmake 2.6 compatibility
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if(${CMAKE_MAJOR_VERSION} EQUAL 2 AND ${CMAKE_MINOR_VERSION} EQUAL 6)
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@ -4,8 +4,14 @@
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# MYSQL_LIBRARY - the mysql library
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FIND_PATH(MYSQL_INCLUDE_DIR NAMES mysql.h PATH_SUFFIXES mysql)
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IF(WIN32)
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SET(_MYSQL_STATIC_LIBS libmysql.a libmysql_r.a)
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SET(_MYSQL_SHARED_LIBS libmysql.dll.a libmysql_r.dll.a libmysql libmysql_r)
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ELSE()
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SET(_MYSQL_STATIC_LIBS libmysqlclient.a libmysqlclient_r.a)
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SET(_MYSQL_SHARED_LIBS libmysqlclient.dll.a libmysqlclient_r.dll.a mysqlclient mysqlclient_r)
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ENDIF()
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IF(USE_STATIC_LIBS)
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FIND_LIBRARY(MYSQL_LIBRARY NAMES ${_MYSQL_STATIC_LIBS} ${_MYSQL_SHARED_LIBS})
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ELSE()
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@ -14,3 +20,4 @@ ENDIF()
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INCLUDE(FindPackageHandleStandardArgs)
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FIND_PACKAGE_HANDLE_STANDARD_ARGS(MySQL DEFAULT_MSG MYSQL_LIBRARY MYSQL_INCLUDE_DIR)
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MARK_AS_ADVANCED(MYSQL_LIBRARY MYSQL_INCLUDE_DIR)
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@ -288,6 +288,13 @@ namespace Fw
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BackgroundPane = 2,
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BothPanes = 3
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};
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#ifdef FW_SQL
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enum DatabaseEngine {
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DatabaseNone = 0,
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DatabaseMySQL
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};
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#endif
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}
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#endif
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@ -21,11 +21,69 @@
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*/
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#include "database.h"
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#include "mysql.h"
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Database::Database()
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boost::recursive_mutex DBQuery::databaseLock;
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DatabasePtr Database::m_instance = nullptr;
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DatabasePtr Database::getInstance()
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{
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if(!m_instance)
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m_instance = (DatabasePtr)DatabaseMySQLPtr(new DatabaseMySQL());
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m_instance->use();
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return m_instance;
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}
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Database::~Database()
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DBResultPtr Database::verifyResult(DBResultPtr result)
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{
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if(result->next())
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return result;
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result->free();
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return nullptr;
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}
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void DBInsert::setQuery(const std::string& query)
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{
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m_query = query;
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m_buf = "";
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m_rows = 0;
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}
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bool DBInsert::addRow(const std::string& row)
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{
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++m_rows;
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if(m_buf.empty()) {
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m_buf = "(" + row + ")";
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}
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else if(m_buf.length() > 8192)
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{
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if(!execute())
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return false;
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m_buf = "(" + row + ")";
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}
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else
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m_buf += ",(" + row + ")";
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return true;
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}
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bool DBInsert::addRow(std::stringstream& row)
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{
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bool ret = addRow(row.str());
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row.str("");
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return ret;
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}
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bool DBInsert::execute()
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{
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if(m_buf.empty() || !m_rows)
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return true;
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m_rows = 0;
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bool ret = m_db->executeQuery(m_query + m_buf);
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m_buf = "";
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return ret;
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}
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@ -22,16 +22,299 @@
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#ifndef DATABASE_H
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#define DATABASE_H
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#include "declarations.h"
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#include <framework/global.h>
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#include <framework/core/clock.h>
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#include <framework/luaengine/luaobject.h>
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#include <boost/thread.hpp>
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#include <ctime>
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class Database : public LuaObject
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{
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public:
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Database();
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~Database();
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friend class DBTransaction;
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/**
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* Singleton implementation.
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*
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* Retruns instance of database handler. Don't create database (or drivers) instances in your code - instead of it use Database::getInstance()->
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* This method stores static instance of connection class internaly to make sure exactly one instance of connection is created for entire system.
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*
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* @return database connection handler singleton
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*/
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static DatabasePtr getInstance();
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/**
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* Database ...
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*/
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virtual void use() {m_use = g_clock.millis();}
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/**
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* Database connector.
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*
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* Connects the database to the source host.
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*/
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virtual void connect(const std::string& host, const std::string& user, const std::string& pass,
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const std::string& db, uint16 port, const std::string& unix_socket = "") {}
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/**
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* Transaction related methods.
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*
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* Methods for starting, commiting and rolling back transaction. Each of the returns boolean value.
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*
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* @return true on success, false on error
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* @note#include <ctime>
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* If your database system doesn't support transactions you should return true - it's not feature test, code should work without transaction, just will lack integrity.
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*/
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virtual bool beginTransaction() {return false;}
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virtual bool rollback() {return false;}
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virtual bool commit() {return false;}
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/**
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* Executes command.
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*
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* Executes query which doesn't generates results (eg. INSERT, UPDATE, DELETE...).
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*
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* @param std::string query command
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* @return true on success, false on error
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*/
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virtual bool executeQuery(const std::string& query) {return false;}
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/**
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* Queries database.
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*
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* Executes query which generates results (mostly SELECT).
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*
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* @param std::string query
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* @return results object (null on error)
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*/
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virtual DBResultPtr storeQuery(const std::string& query) {return nullptr;}
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/**
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* Escapes string for query.
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*
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* Prepares string to fit SQL queries including quoting it.
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*
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* @param std::string string to be escaped
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* @return quoted string
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*/
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virtual std::string escapeString(const std::string&) {return "''";}
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/**
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* Escapes binary stream for query.
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*
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* Prepares binary stream to fit SQL queries.
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*
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* @param char* binary stream
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* @param long stream length
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* @return quoted string
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*/
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virtual std::string escapeBlob(const char*, uint32) {return "''";}
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/**
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* Retrieve id of last inserted row
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*
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* @return id on success, 0 if last query did not result on any rows with auto_increment keys
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*/
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virtual uint64 getLastInsertedRowID() {return 0;}
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/**
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* Get case insensitive string comparison operator
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*
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* @return the case insensitive operator
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*/
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virtual std::string getStringComparer() {return "= ";}
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virtual std::string getUpdateLimiter() {return " LIMIT 1;";}
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/**
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* Get database engine
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*
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* @return the database engine type
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*/
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virtual Fw::DatabaseEngine getDatabaseEngine() {return Fw::DatabaseNone;}
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/**
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* Database connected.
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*
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* Returns whether or not the database is connected.
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*
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* @return whether or not the database is connected.
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*/
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bool isConnected() const {return m_connected;}
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/**
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* Database set connected.
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*
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* Sets the database to know that it is connected.
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*/
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void setConnected(bool connected) { m_connected = connected; }
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protected:
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virtual bool handleError() {return false;}
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virtual bool internalExecuteQuery(const std::string &query) {return false;}
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DBResultPtr verifyResult(DBResultPtr result);
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Database(): m_connected(false) {}
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virtual ~Database() {m_connected = false;}
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ticks_t m_use;
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bool m_connected;
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private:
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static DatabasePtr m_instance;
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};
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class DBResult : public LuaObject
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{
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public:
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/** Get the Integer value of a field in database
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*\returns The Integer value of the selected field and row
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*\param s The name of the field
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*/
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virtual int32 getDataInt(const std::string&) {return 0;}
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/** Get the Long value of a field in database
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*\returns The Long value of the selected field and row
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*\param s The name of the field
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*/
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virtual int64 getDataLong(const std::string&) {return 0;}
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/** Get the String of a field in database
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*\returns The String of the selected field and row
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*\param s The name of the field
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*/
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virtual std::string getDataString(const std::string&) {return "";}
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/** Get the blob of a field in database
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*\returns a PropStream that is initiated with the blob data field, if not exist it returns NULL.
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*\param s The name of the field
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*/
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virtual const char* getDataStream(const std::string&, uint64&) {return "";}
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/** Result freeing
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*/
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virtual void free() {}
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/** Moves to next result in set
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*\returns true if moved, false if there are no more results.
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*/
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virtual bool next() {return false;}
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/** Returned the number of rows from result
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*\returns integer value of row amount, 0 if result is empty.
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*/
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virtual int getRowCount() { return 0; }
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protected:
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DBResult() {}
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virtual ~DBResult() {}
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};
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/**
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* Thread locking hack.
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*
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* By using this class for your queries you lock and unlock database for threads.
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*/
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class DBQuery : public std::stringstream
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{
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friend class Database;
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public:
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DBQuery() {databaseLock.lock();}
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~DBQuery() {databaseLock.unlock();}
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protected:
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static boost::recursive_mutex databaseLock;
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};
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/**
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* INSERT statement.
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*
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* Gives possibility to optimize multiple INSERTs on databases that support multiline INSERTs.
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*/
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class DBInsert
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{
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public:
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/**
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* Associates with given database handler.
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*
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* @param Database* database wrapper
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*/
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DBInsert(DatabasePtr db): m_db(db), m_rows(0) {}
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~DBInsert() {}
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/**
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* Sets query prototype.
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*
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* @param std::string& INSERT query
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*/
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void setQuery(const std::string& query);
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/**
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* Adds new row to INSERT statement.
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*
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* On databases that doesn't support multiline INSERTs it simply execute INSERT for each row.
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*
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* @param std::string& row data
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*/
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bool addRow(const std::string& row);
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/**
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* Allows to use addRow() with stringstream as parameter.
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*/
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bool addRow(std::stringstream& row);
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/**
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* Executes current buffer.
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*/
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bool execute();
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protected:
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DatabasePtr m_db;
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uint32 m_rows;
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std::string m_query, m_buf;
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};
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class DBTransaction
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{
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public:
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DBTransaction(DatabasePtr database)
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{
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m_db = database;
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m_state = STATE_FRESH;
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}
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~DBTransaction()
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{
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if(m_state == STATE_READY)
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m_db->rollback();
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}
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bool begin()
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{
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m_state = STATE_READY;
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return m_db->beginTransaction();
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}
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bool commit()
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{
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if(m_state != STATE_READY)
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return false;
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m_state = STATE_DONE;
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return m_db->commit();
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}
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private:
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DatabasePtr m_db;
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enum TransactionStates_t
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{
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STATE_FRESH,
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STATE_READY,
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STATE_DONE
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} m_state;
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};
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#endif
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@ -1,5 +1,5 @@
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/*
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* Copyright (c) 2010-2013 OTClient <https://github.com/edubart/otclient>
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* Copyright (c) 2010-2012 TitanCore <https://github.com/edubart/titancore>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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@ -25,10 +25,16 @@
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#include <framework/global.h>
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class Database;
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class DBResult;
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class DatabaseMySQL;
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typedef stdext::shared_object_ptr<DBResult> DBResultPtr;
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class DatabaseMySQL;
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class MySQLResult;
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typedef stdext::shared_object_ptr<Database> DatabasePtr;
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typedef stdext::shared_object_ptr<DatabaseMySQL> DatabaseMySQLPtr;
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typedef stdext::shared_object_ptr<DBResult> DBResultPtr;
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typedef stdext::shared_object_ptr<MySQLResult> MySQLResultPtr;
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#endif
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@ -20,46 +20,50 @@
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* THE SOFTWARE.
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*/
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#ifdef WIN32
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#include <winsock2.h>
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#endif
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#include "mysql.h"
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#include <mysql/errmsg.h>
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#include <framework/core/clock.h>
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#include <framework/core/logger.h>
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DatabaseMySQL::DatabaseMySQL() : m_running(false)
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DatabaseMySQL::DatabaseMySQL()
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{
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if(!mysql_init(&m_mysqlHandle))
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m_handle = new MYSQL();
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if(!mysql_init(m_handle)) {
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g_logger.fatal("Failed to initialize MySQL connection handle.");
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}
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my_bool reconnect = true;
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mysql_options(&m_mysqlHandle, MYSQL_OPT_RECONNECT, &reconnect);
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mysql_options(m_handle, MYSQL_OPT_RECONNECT, &reconnect);
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}
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DatabaseMySQL::~DatabaseMySQL()
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{
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mysql_close(&m_mysqlHandle);
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mysql_close(m_handle);
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delete m_handle;
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}
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void DatabaseMySQL::connect(const std::string& host, const std::string& user, const std::string& pass,
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const std::string& db, uint16_t port, const std::string& unix_socket)
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const std::string& db, uint16 port, const std::string& unix_socket)
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{
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if(!mysql_real_connect(&m_mysqlHandle,
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if(!mysql_real_connect(m_handle,
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host.c_str(),
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user.c_str(),
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pass.c_str(),
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db.c_str(),
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port,
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unix_socket.empty() ? NULL : unix_socket.c_str(), 0)) {
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g_logger.error(stdext::format("Failed to connect to database. MYSQL ERROR: %s", mysql_error(&m_mysqlHandle)));
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g_logger.error(stdext::format("Failed to connect to database. MYSQL ERROR: %s", mysql_error(m_handle)));
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}
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else {
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setConnected(true);
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}
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}
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bool DatabaseMySQL::handleError()
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{
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unsigned int error = mysql_errno(&m_mysqlHandle);
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g_logger.error(stdext::format("MYSQL error code = %d, message: %s", error, mysql_error(&m_mysqlHandle)));
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unsigned int error = mysql_errno(m_handle);
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g_logger.error(stdext::format("MYSQL error code = %d, message: %s", error, mysql_error(m_handle)));
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if(error == CR_SOCKET_CREATE_ERROR ||
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error == CR_CONNECTION_ERROR ||
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@ -70,18 +74,19 @@ bool DatabaseMySQL::handleError()
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error == CR_SERVER_LOST ||
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error == CR_SERVER_HANDSHAKE_ERR) {
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g_logger.error("MYSQL connection lost, trying to reconnect...");
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setConnected(false);
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//int64_t startTime = g_clock.millis();
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/*while(true) {
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bool connected = (mysql_ping(&m_mysqlHandle) == 0);
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uint32_t diffTime = (mTime() - startTime);
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ticks_t startTime = g_clock.millis();
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while(true) {
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bool connected = (mysql_ping(m_handle) == 0);
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ticks_t diffTime = (g_clock.millis() - startTime);
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if(connected) {
|
||||
g_logger.info(stdext::format("MySQL reconneted in %d ms", diffTime));
|
||||
setConnected(true);
|
||||
return true;
|
||||
}
|
||||
mSleep(100);
|
||||
}*/
|
||||
stdext::millisleep(100);
|
||||
}
|
||||
}
|
||||
|
||||
return false;
|
||||
|
@ -94,8 +99,8 @@ bool DatabaseMySQL::beginTransaction()
|
|||
|
||||
bool DatabaseMySQL::rollback()
|
||||
{
|
||||
if(mysql_rollback(&m_mysqlHandle) != 0) {
|
||||
g_logger.error(mysql_error(&m_mysqlHandle));
|
||||
if(mysql_rollback(m_handle)) {
|
||||
g_logger.error(stdext::format("DatabaseMySQL::rollback() ERROR: %s (%s)", mysql_error(m_handle), mysql_errno(m_handle)));
|
||||
return false;
|
||||
}
|
||||
|
||||
|
@ -104,8 +109,8 @@ bool DatabaseMySQL::rollback()
|
|||
|
||||
bool DatabaseMySQL::commit()
|
||||
{
|
||||
if(mysql_commit(&m_mysqlHandle) != 0) {
|
||||
g_logger.error(mysql_error(&m_mysqlHandle));
|
||||
if(mysql_commit(m_handle)) {
|
||||
g_logger.error(stdext::format("DatabaseMySQL::commit() ERROR: %s (%s)", mysql_error(m_handle), mysql_errno(m_handle)));
|
||||
return false;
|
||||
}
|
||||
|
||||
|
@ -114,7 +119,7 @@ bool DatabaseMySQL::commit()
|
|||
|
||||
bool DatabaseMySQL::internalExecuteQuery(const std::string &query)
|
||||
{
|
||||
while(mysql_real_query(&m_mysqlHandle, query.c_str(), query.length()) != 0) {
|
||||
while(mysql_real_query(m_handle, query.c_str(), query.length()) != 0) {
|
||||
if(!handleError()) {
|
||||
return false;
|
||||
}
|
||||
|
@ -128,11 +133,11 @@ bool DatabaseMySQL::executeQuery(const std::string &query)
|
|||
//LOG_ONDELAY(500);
|
||||
|
||||
if(internalExecuteQuery(query)) {
|
||||
MYSQL_RES *m_res = mysql_store_result(&m_mysqlHandle);
|
||||
MYSQL_RES* m_res = mysql_store_result(m_handle);
|
||||
|
||||
if(m_res) {
|
||||
mysql_free_result(m_res);
|
||||
} else if(mysql_errno(&m_mysqlHandle) != 0) {
|
||||
} else if(mysql_errno(m_handle) != 0) {
|
||||
handleError();
|
||||
}
|
||||
|
||||
|
@ -147,31 +152,29 @@ DBResultPtr DatabaseMySQL::storeQuery(const std::string &query)
|
|||
//LOG_ONDELAY(500);
|
||||
|
||||
while(internalExecuteQuery(query)) {
|
||||
MYSQL_RES *m_res = mysql_store_result(&m_mysqlHandle);
|
||||
MYSQL_RES* m_res = mysql_store_result(m_handle);
|
||||
|
||||
if(m_res) {
|
||||
DBResultPtr res = DBResultPtr(new DBResult(m_res));
|
||||
if(res->next()) {
|
||||
DBResultPtr res = (DBResultPtr)MySQLResultPtr(new MySQLResult(m_res));
|
||||
if(!verifyResult(res))
|
||||
break;
|
||||
|
||||
return res;
|
||||
} else {
|
||||
//delete res;
|
||||
break;
|
||||
}
|
||||
} else if(mysql_errno(&m_mysqlHandle) != 0) {
|
||||
if(!handleError()) {
|
||||
else if(mysql_errno(m_handle) != 0) {
|
||||
if(!handleError())
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
//mSleep(10);
|
||||
}
|
||||
|
||||
return NULL;
|
||||
return nullptr;
|
||||
}
|
||||
|
||||
uint64_t DatabaseMySQL::getLastInsertedRowID()
|
||||
uint64 DatabaseMySQL::getLastInsertedRowID()
|
||||
{
|
||||
return (uint64_t)mysql_insert_id(&m_mysqlHandle);
|
||||
return (uint64)mysql_insert_id(m_handle);
|
||||
}
|
||||
|
||||
std::string DatabaseMySQL::escapeString(const std::string &s)
|
||||
|
@ -179,92 +182,102 @@ std::string DatabaseMySQL::escapeString(const std::string &s)
|
|||
return escapeBlob( s.c_str(), s.length() );
|
||||
}
|
||||
|
||||
std::string DatabaseMySQL::escapeBlob(const char* s, uint32_t length)
|
||||
std::string DatabaseMySQL::escapeBlob(const char* s, uint32 length)
|
||||
{
|
||||
if(!s)
|
||||
return std::string("''");
|
||||
if(!s) {
|
||||
return std::string();
|
||||
}
|
||||
|
||||
char* output = new char[length * 2 + 1];
|
||||
mysql_real_escape_string(m_handle, output, s, length);
|
||||
|
||||
std::string res = "'";
|
||||
res += output;
|
||||
res += "'";
|
||||
|
||||
mysql_real_escape_string(&m_mysqlHandle, output, s, length);
|
||||
std::string r = "'";
|
||||
r += output;
|
||||
r += "'";
|
||||
delete[] output;
|
||||
return r;
|
||||
return res;
|
||||
}
|
||||
|
||||
void DatabaseMySQL::freeResult(DBResult* res)
|
||||
int32 MySQLResult::getDataInt(const std::string& s)
|
||||
{
|
||||
delete res;
|
||||
listNames_t::iterator it = m_listNames.find(s);
|
||||
if(it != m_listNames.end())
|
||||
return m_row[it->second] ? atoi(m_row[it->second]) : 0;
|
||||
|
||||
g_logger.error(stdext::format("MySQLResult::getDataInt() Error: %d", s));
|
||||
return 0; // Failed
|
||||
}
|
||||
|
||||
DBResult::DBResult(MYSQL_RES* res)
|
||||
int64 MySQLResult::getDataLong(const std::string& s)
|
||||
{
|
||||
m_res = res;
|
||||
listNames_t::iterator it = m_listNames.find(s);
|
||||
if(it != m_listNames.end())
|
||||
return m_row[it->second] ? atoll(m_row[it->second]) : 0;
|
||||
|
||||
g_logger.error(stdext::format("MySQLResult::getDataLong() Error: %d", s));
|
||||
return 0; // Failed
|
||||
}
|
||||
|
||||
std::string MySQLResult::getDataString(const std::string& s)
|
||||
{
|
||||
listNames_t::iterator it = m_listNames.find(s);
|
||||
if(it != m_listNames.end())
|
||||
return m_row[it->second] ? std::string(m_row[it->second]) : std::string();
|
||||
|
||||
g_logger.error(stdext::format("MySQLResult::getDataString() Error: %d", s));
|
||||
return std::string(); // Failed
|
||||
}
|
||||
|
||||
const char* MySQLResult::getDataStream(const std::string& s, uint64& size)
|
||||
{
|
||||
size = 0;
|
||||
listNames_t::iterator it = m_listNames.find(s);
|
||||
if(it == m_listNames.end()) {
|
||||
g_logger.error(stdext::format("MySQLResult::getDataStream() Error: %d", s));
|
||||
return NULL;
|
||||
}
|
||||
|
||||
if(!m_row[it->second])
|
||||
return NULL;
|
||||
|
||||
size = mysql_fetch_lengths(m_resultHandle)[it->second];
|
||||
return m_row[it->second];
|
||||
}
|
||||
|
||||
void MySQLResult::free()
|
||||
{
|
||||
if(!m_resultHandle) {
|
||||
g_logger.fatal("MySQLResult::free() Error trying to free already freed result");
|
||||
return;
|
||||
}
|
||||
|
||||
mysql_free_result(m_resultHandle);
|
||||
|
||||
delete m_resultHandle;
|
||||
m_resultHandle = NULL;
|
||||
}
|
||||
|
||||
bool MySQLResult::next()
|
||||
{
|
||||
m_row = mysql_fetch_row(m_resultHandle);
|
||||
return (m_row != NULL);
|
||||
}
|
||||
|
||||
MySQLResult::~MySQLResult()
|
||||
{
|
||||
if(m_resultHandle)
|
||||
mysql_free_result(m_resultHandle);
|
||||
}
|
||||
|
||||
MySQLResult::MySQLResult(MYSQL_RES* result)
|
||||
{
|
||||
m_resultHandle = result;
|
||||
m_listNames.clear();
|
||||
|
||||
MYSQL_FIELD* field;
|
||||
int32_t i = 0;
|
||||
while((field = mysql_fetch_field(m_res))) {
|
||||
m_listNames[field->name] = i;
|
||||
i++;
|
||||
int32 i = 0;
|
||||
while((field = mysql_fetch_field(m_resultHandle))) {
|
||||
m_listNames[field->name] = i++;
|
||||
}
|
||||
}
|
||||
|
||||
DBResult::~DBResult()
|
||||
{
|
||||
mysql_free_result(m_res);
|
||||
}
|
||||
|
||||
int32_t DBResult::getDataInt(const std::string &s)
|
||||
{
|
||||
ListNames::iterator it = m_listNames.find(s);
|
||||
if(it != m_listNames.end() ) {
|
||||
if(m_row[it->second] == NULL) {
|
||||
return 0;
|
||||
}
|
||||
else {
|
||||
return atoi(m_row[it->second]);
|
||||
}
|
||||
}
|
||||
|
||||
g_logger.error(stdext::format("error during getDataInt(%s).", s));
|
||||
return 0;
|
||||
}
|
||||
|
||||
int64_t DBResult::getDataLong(const std::string &s)
|
||||
{
|
||||
ListNames::iterator it = m_listNames.find(s);
|
||||
if(it != m_listNames.end()) {
|
||||
if(m_row[it->second] == NULL) {
|
||||
return 0;
|
||||
}
|
||||
else {
|
||||
return atoll(m_row[it->second]);
|
||||
}
|
||||
}
|
||||
|
||||
g_logger.error(stdext::format("error during getDataLong(%s).", s));
|
||||
return 0;
|
||||
}
|
||||
|
||||
std::string DBResult::getDataString(const std::string &s)
|
||||
{
|
||||
ListNames::iterator it = m_listNames.find(s);
|
||||
if(it != m_listNames.end() ) {
|
||||
if(m_row[it->second] == NULL)
|
||||
return std::string("");
|
||||
else
|
||||
return std::string(m_row[it->second]);
|
||||
}
|
||||
|
||||
g_logger.error(stdext::format("error during getDataString(%s).", s));
|
||||
return std::string("");
|
||||
}
|
||||
|
||||
bool DBResult::next()
|
||||
{
|
||||
m_row = mysql_fetch_row(m_res);
|
||||
return m_row != NULL;
|
||||
}
|
||||
|
|
|
@ -20,104 +20,70 @@
|
|||
* THE SOFTWARE.
|
||||
*/
|
||||
|
||||
#ifndef DATABASEMYSQL_H
|
||||
#define DATABASEMYSQL_H
|
||||
#ifndef __DATABASE_MYSQL__
|
||||
#define __DATABASE_MYSQL__
|
||||
|
||||
#include "database.h"
|
||||
#include <framework/global.h>
|
||||
#include <mysql/mysql.h>
|
||||
|
||||
class DBResult;
|
||||
#include <framework/global.h>
|
||||
|
||||
#ifdef WINDOWS
|
||||
#include <winsock2.h>
|
||||
#endif
|
||||
|
||||
#include <mysql/mysql.h>
|
||||
|
||||
class DatabaseMySQL : public Database
|
||||
{
|
||||
public:
|
||||
DatabaseMySQL();
|
||||
~DatabaseMySQL();
|
||||
virtual ~DatabaseMySQL();
|
||||
|
||||
void connect(const std::string& host, const std::string& user, const std::string& pass,
|
||||
const std::string& db, uint16_t port, const std::string& unix_socket = "");
|
||||
virtual void connect(const std::string& host, const std::string& user, const std::string& pass,
|
||||
const std::string& db, uint16 port, const std::string& unix_socket = "");
|
||||
|
||||
bool beginTransaction();
|
||||
bool rollback();
|
||||
bool commit();
|
||||
virtual bool beginTransaction();
|
||||
virtual bool rollback();
|
||||
virtual bool commit();
|
||||
|
||||
bool executeQuery(const std::string &query);
|
||||
DBResultPtr storeQuery(const std::string &query);
|
||||
virtual bool executeQuery(const std::string& query);
|
||||
virtual DBResultPtr storeQuery(const std::string& query);
|
||||
|
||||
uint64_t getLastInsertedRowID();
|
||||
virtual std::string escapeString(const std::string &s);
|
||||
virtual std::string escapeBlob(const char* s, uint32 length);
|
||||
|
||||
std::string escapeString(const std::string &s);
|
||||
std::string escapeBlob(const char* s, uint32_t length);
|
||||
|
||||
void freeResult(DBResult *res);
|
||||
virtual uint64 getLastInsertedRowID();
|
||||
virtual Fw::DatabaseEngine getDatabaseEngine() {return Fw::DatabaseMySQL;}
|
||||
|
||||
protected:
|
||||
bool handleError();
|
||||
bool internalExecuteQuery(const std::string &query);
|
||||
|
||||
bool m_running;
|
||||
MYSQL m_mysqlHandle;
|
||||
MYSQL* m_handle;
|
||||
};
|
||||
|
||||
class DBResult : public LuaObject
|
||||
class MySQLResult : public DBResult
|
||||
{
|
||||
public:
|
||||
DBResult(MYSQL_RES* res);
|
||||
~DBResult();
|
||||
|
||||
friend class DatabaseMySQL;
|
||||
public:
|
||||
virtual int32 getDataInt(const std::string& s);
|
||||
virtual int64 getDataLong(const std::string& s);
|
||||
virtual std::string getDataString(const std::string& s);
|
||||
virtual const char* getDataStream(const std::string& s, uint64& size);
|
||||
|
||||
int32_t getDataInt(const std::string &s);
|
||||
int64_t getDataLong(const std::string &s);
|
||||
std::string getDataString(const std::string &s);
|
||||
virtual void free();
|
||||
virtual bool next();
|
||||
virtual int getRowCount() { return mysql_num_rows(m_resultHandle); }
|
||||
|
||||
bool next();
|
||||
int getRowCount() { return mysql_num_rows(m_res); }
|
||||
protected:
|
||||
MySQLResult(MYSQL_RES* result);
|
||||
virtual ~MySQLResult();
|
||||
|
||||
private:
|
||||
typedef std::map<const std::string, uint32_t> ListNames;
|
||||
ListNames m_listNames;
|
||||
typedef std::map<const std::string, uint32> listNames_t;
|
||||
listNames_t m_listNames;
|
||||
|
||||
MYSQL_RES* m_res;
|
||||
MYSQL_RES* m_resultHandle;
|
||||
MYSQL_ROW m_row;
|
||||
};
|
||||
|
||||
class DBTransaction
|
||||
{
|
||||
public:
|
||||
DBTransaction(DatabaseMySQL* database) {
|
||||
m_database = database;
|
||||
m_state = STATE_NO_START;
|
||||
}
|
||||
|
||||
~DBTransaction() {
|
||||
if(m_state == STATE_START) {
|
||||
m_database->rollback();
|
||||
}
|
||||
}
|
||||
|
||||
bool begin() {
|
||||
m_state = STATE_START;
|
||||
return m_database->beginTransaction();
|
||||
}
|
||||
|
||||
bool commit() {
|
||||
if(m_state == STATE_START) {
|
||||
m_state = STEATE_COMMIT;
|
||||
return m_database->commit();
|
||||
} else {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
private:
|
||||
enum TransactionStates_t {
|
||||
STATE_NO_START, STATE_START, STEATE_COMMIT
|
||||
};
|
||||
|
||||
TransactionStates_t m_state;
|
||||
DatabaseMySQL* m_database;
|
||||
};
|
||||
|
||||
#endif
|
||||
|
|
Loading…
Reference in New Issue