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https://github.com/EGroupware/egroupware.git
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06ab7f4476
1. change or newly create the primary key or any other index 2. change the order of columns, drop and add multiple columns in one go
192 lines
4.4 KiB
PHP
192 lines
4.4 KiB
PHP
<?php
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/**************************************************************************\
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* phpGroupWare - Setup *
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* http://www.phpgroupware.org *
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* -------------------------------------------- *
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* This file written by Michael Dean<mdean@users.sourceforge.net> *
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* and Miles Lott<milosch@phpgroupware.org> *
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* -------------------------------------------- *
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* This program is free software; you can redistribute it and/or modify it *
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* under the terms of the GNU General Public License as published by the *
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* Free Software Foundation; either version 2 of the License, or (at your *
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* option) any later version. *
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\**************************************************************************/
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/* $Id$ */
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class schema_proc_array
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{
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var $m_sStatementTerminator;
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function schema_proc_array()
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{
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$this->m_sStatementTerminator = ';';
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}
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/* Return a type suitable for DDL abstracted array */
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function TranslateType($sType, $iPrecision = 0, $iScale = 0)
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{
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$sTranslated = $sType;
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return $sTranslated;
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}
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function TranslateDefault($sDefault)
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{
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return $sDefault;
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}
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function GetPKSQL($sFields)
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{
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return '';
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}
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function GetUCSQL($sFields)
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{
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return '';
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}
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function _GetColumns($oProc, &$aTables, $sTableName, &$sColumns, $sDropColumn='')
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{
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$sColumns = '';
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while(list($sName, $aJunk) = each($aTables[$sTableName]['fd']))
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{
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if($sColumns != '')
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{
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$sColumns .= ',';
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}
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$sColumns .= $sName;
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}
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return True;
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}
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function DropTable($oProc, &$aTables, $sTableName)
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{
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if(isset($aTables[$sTableName]))
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{
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unset($aTables[$sTableName]);
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}
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return True;
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}
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function DropColumn($oProc, &$aTables, $sTableName, $aNewTableDef, $sColumnName, $bCopyData=True)
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{
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if(isset($aTables[$sTableName]))
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{
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if(isset($aTables[$sTableName]['fd'][$sColumnName]))
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{
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unset($aTables[$sTableName]['fd'][$sColumnName]);
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}
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}
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return True;
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}
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function RenameTable($oProc, &$aTables, $sOldTableName, $sNewTableName)
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{
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$aNewTables = array();
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while(list($sTableName, $aTableDef) = each($aTables))
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{
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if($sTableName == $sOldTableName)
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{
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$aNewTables[$sNewTableName] = $aTableDef;
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}
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else
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{
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$aNewTables[$sTableName] = $aTableDef;
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}
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}
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$aTables = $aNewTables;
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return True;
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}
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function RenameColumn($oProc, &$aTables, $sTableName, $sOldColumnName, $sNewColumnName, $bCopyData=True)
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{
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if (isset($aTables[$sTableName]))
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{
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$aNewTableDef = array();
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reset($aTables[$sTableName]['fd']);
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while(list($sColumnName, $aColumnDef) = each($aTables[$sTableName]['fd']))
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{
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if($sColumnName == $sOldColumnName)
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{
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$aNewTableDef[$sNewColumnName] = $aColumnDef;
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}
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else
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{
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$aNewTableDef[$sColumnName] = $aColumnDef;
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}
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}
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$aTables[$sTableName]['fd'] = $aNewTableDef;
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reset($aTables[$sTableName]['pk']);
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while(list($key, $sColumnName) = each($aTables[$sTableName]['pk']))
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{
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if($sColumnName == $sOldColumnName)
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{
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$aTables[$sTableName]['pk'][$key] = $sNewColumnName;
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}
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}
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reset($aTables[$sTableName]['uc']);
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while(list($key, $sColumnName) = each($aTables[$sTableName]['uc']))
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{
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if($sColumnName == $sOldColumnName)
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{
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$aTables[$sTableName]['uc'][$key] = $sNewColumnName;
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}
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}
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}
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return True;
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}
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function AlterColumn($oProc, &$aTables, $sTableName, $sColumnName, &$aColumnDef, $bCopyData=True)
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{
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if(isset($aTables[$sTableName]))
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{
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if(isset($aTables[$sTableName]['fd'][$sColumnName]))
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{
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$aTables[$sTableName]['fd'][$sColumnName] = $aColumnDef;
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}
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}
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return True;
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}
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function AddColumn($oProc, &$aTables, $sTableName, $sColumnName, &$aColumnDef)
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{
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if(isset($aTables[$sTableName]))
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{
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if(!isset($aTables[$sTableName]['fd'][$sColumnName]))
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{
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$aTables[$sTableName]['fd'][$sColumnName] = $aColumnDef;
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}
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}
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return True;
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}
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function CreateTable($oProc, &$aTables, $sTableName, $aTableDef)
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{
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if(!isset($aTables[$sTableName]))
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{
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$aTables[$sTableName] = $aTableDef;
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}
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return True;
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}
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function RefreshTable($oProc, &$aTables, $sTableName, $aTableDef)
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{
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$aTables[$sTableName] = $aTableDef;
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return True;
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}
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}
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?>
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