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git-svn-id: http://svn.osgeo.org/qgis/trunk/qgis@2308 c8812cc2-4d05-0410-92ff-de0c093fc19c
68 lines
2.3 KiB
C++
68 lines
2.3 KiB
C++
/***************************************************************************
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qgspgutil.h - PostgreSQL Utility Functions
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--------------------------------------
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Date : 2004-11-21
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Copyright : (C) 2004 by Gary E.Sherman
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Email : sherman at mrcc.com
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***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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/* $Id$ */
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#ifndef QGSPGUTIL_H
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#define QGSPGUTIL_H
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#include <map>
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#include <qstringlist.h>
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extern "C"
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{
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#include <libpq-fe.h>
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}
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/*!
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* \class QgsPgUtil
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* \brief Class containing utility functions for working with PostgreSQL
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* tables/databases
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*/
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class QgsPgUtil
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{
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public:
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//! Instance function to return a pointer to the one and
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//only QgsPgUtil object (QgsPgUtil is a Singleton)
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static QgsPgUtil* instance();
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/*! Checks to see if word is a PG reserved word.
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* The comparison is case-insensitive.
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* @param word Word to check
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* @return True if word is a PG reserved word
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*/
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bool isReserved(QString word);
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/*!
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* Set the connection to be used in database operations
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* @param con Pointer to an active PostgreSQL connection
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*/
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void setConnection(PGconn *con);
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/*!
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* Get the connection currently in use for database operations
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* @return Pointer to the PostgreSQL connection object
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*/
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PGconn *connection();
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protected:
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//! Protected constructor
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QgsPgUtil();
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//! Destructor
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~QgsPgUtil();
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private:
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//! Initialize the list of reserved words
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void initReservedWords();
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//! Instance member
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static QgsPgUtil* mInstance;
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//! Reserved word list
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QStringList mReservedWords;
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//! PostgreSQL connection
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PGconn *mPgConnection;
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};
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#endif // QGSPGUTIL_H
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