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86a3f8da81
Ra�l Alexis Betancort Santana <rabs@dimension-virtual.com> Fixed the *config* table name problem on phpgw_setup.inc.php
349 lines
8.6 KiB
PHP
349 lines
8.6 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 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 phpgw_schema_proc
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{
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var $m_oTranslator;
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var $m_oDeltaProc;
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var $m_odb;
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var $m_aTables;
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var $m_bDeltaOnly;
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function phpgw_schema_proc($dbms)
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{
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include("./inc/phpgw_schema_proc_" . $dbms . ".inc.php");
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eval("\$this->m_oTranslator = new phpgw_schema_proc_$dbms;");
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include("./inc/phpgw_schema_proc_array.inc.php");
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$this->m_oDeltaProc = new phpgw_schema_proc_array;
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$this->m_aTables = array();
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$this->m_bDeltaOnly = false; // Default to false here in case it's just a CreateTable script
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}
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function GenerateScripts($aTables, $bOutputHTML = false)
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{
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if (!is_array($aTables))
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return false;
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$this->m_aTables = $aTables;
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reset($this->m_aTables);
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$sAllTableSQL = "";
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while (list($sTableName, $aTableDef) = each($this->m_aTables))
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{
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$sSequenceSQL = "";
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if ($this->_GetTableSQL($sTableName, $aTableDef, $sTableSQL, $sSequenceSQL))
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{
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$sTableSQL = "CREATE TABLE $sTableName (\n$sTableSQL\n)"
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. $this->m_oTranslator->m_sStatementTerminator;
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if ($sSequenceSQL != "")
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$sAllTableSQL .= $sSequenceSQL . "\n";
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$sAllTableSQL .= $sTableSQL . "\n\n";
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}
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else
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{
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if ($bOutputHTML)
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print("<br>Failed generating script for <b>$sTableName</b><br>");
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return false;
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}
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}
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if ($bOutputHTML)
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print("<PRE>$sAllTableSQL</PRE><BR><BR>");
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return true;
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}
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function ExecuteScripts($aTables, $bOutputHTML = false)
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{
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if (!is_array($aTables) || !IsSet($this->m_odb))
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return false;
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reset($aTables);
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$this->m_aTables = $aTables;
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while (list($sTableName, $aTableDef) = each($aTables))
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{
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if ($this->CreateTable($sTableName, $aTableDef))
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{
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if ($bOutputHTML)
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echo "<br>Create Table <b>$sTableName</b>";
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}
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else
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{
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if ($bOutputHTML)
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echo "<br>Create Table Failed For <b>$sTableName</b>";
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return false;
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}
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}
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return true;
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}
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function DropAllTables($aTables, $bOutputHTML = false)
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{
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if (!is_array($aTables) || !IsSet($this->m_odb))
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return false;
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$this->m_aTables = $aTables;
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reset($this->m_aTables);
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while (list($sTableName, $aTableDef) = each($this->m_aTables))
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{
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if ($this->DropTable($sTableName))
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{
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if ($bOutputHTML)
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echo "<br>Drop Table <b>$sTableSQL</b>";
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}
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else
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return false;
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}
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return true;
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}
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function DropTable($sTableName)
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{
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$retVal = $this->m_oDeltaProc->DropTable($this, $this->m_aTables, $sTableName);
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if ($this->m_bDeltaOnly)
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return $retVal;
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return $retVal && $this->m_oTranslator->DropTable($this, $this->m_aTables, $sTableName);
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}
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function DropColumn($sTableName, $aTableDef, $sColumnName, $bCopyData = true)
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{
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$retVal = $this->m_oDeltaProc->DropColumn($this, $this->m_aTables, $sTableName, $aTableDef, $sColumnName, $bCopyData);
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if ($this->m_bDeltaOnly)
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return $retVal;
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return $retVal && $this->m_oTranslator->DropColumn($this, $this->m_aTables, $sTableName, $aTableDef, $sColumnName, $bCopyData);
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}
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function RenameTable($sOldTableName, $sNewTableName)
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{
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$retVal = $this->m_oDeltaProc->RenameTable($this, $this->m_aTables, $sOldTableName, $sNewTableName);
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if ($this->m_bDeltaOnly)
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return $retVal;
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return $retVal && $this->m_oTranslator->RenameTable($this, $this->m_aTables, $sOldTableName, $sNewTableName);
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}
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function RenameColumn($sTableName, $sOldColumnName, $sNewColumnName, $bCopyData = true)
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{
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$retVal = $this->m_oDeltaProc->RenameColumn($this, $this->m_aTables, $sTableName, $sOldColumnName, $sNewColumnName, $bCopyData);
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if ($this->m_bDeltaOnly)
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return $retVal;
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return $retVal && $this->m_oTranslator->RenameColumn($this, $this->m_aTables, $sTableName, $sOldColumnName, $sNewColumnName, $bCopyData);
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}
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function AlterColumn($sTableName, $sColumnName, $aColumnDef, $bCopyData = true)
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{
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$retVal = $this->m_oDeltaProc->AlterColumn($this, $this->m_aTables, $sTableName, $sColumnName, $aColumnDef, $bCopyData);
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if ($this->m_bDeltaOnly)
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return $retVal;
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return $retVal && $this->m_oTranslator->AlterColumn($this, $this->m_aTables, $sTableName, $sColumnName, $aColumnDef, $bCopyData);
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}
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function AddColumn($sTableName, $sColumnName, $aColumnDef)
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{
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$retVal = $this->m_oDeltaProc->AddColumn($this, $this->m_aTables, $sTableName, $sColumnName, $aColumnDef);
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if ($this->m_bDeltaOnly)
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return $retVal;
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return $retVal && $this->m_oTranslator->AddColumn($this, $this->m_aTables, $sTableName, $sColumnName, $aColumnDef);
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}
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function CreateTable($sTableName, $aTableDef)
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{
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$retVal = $this->m_oDeltaProc->CreateTable($this, $this->m_aTables, $sTableName, $aTableDef);
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if ($this->m_bDeltaOnly)
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return $retVal;
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return $retVal && $this->m_oTranslator->CreateTable($this, $this->m_aTables, $sTableName, $aTableDef);
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}
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function query($sQuery, $line = "", $file = "")
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{
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return $this->m_odb->query($sQuery, $line, $file);
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}
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function _GetTableSQL($sTableName, $aTableDef, &$sTableSQL, &$sSequenceSQL)
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{
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if (!is_array($aTableDef))
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return false;
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$sTableSQL = "";
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reset($aTableDef["fd"]);
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while (list($sFieldName, $aFieldAttr) = each($aTableDef["fd"]))
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{
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$sFieldSQL = "";
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if ($this->_GetFieldSQL($aFieldAttr, $sFieldSQL))
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{
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if ($sTableSQL != "")
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$sTableSQL .= ",\n";
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$sTableSQL .= "$sFieldName $sFieldSQL";
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if ($aFieldAttr["type"] == "auto")
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{
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$this->m_oTranslator->GetSequenceSQL($sTableName, $sFieldName, $sSequenceSQL);
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if ($sSequenceSQL != "")
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{
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$sTableSQL .= sprintf(" DEFAULT nextval('%s_%s_seq')", $sTableName, $sFieldName);
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}
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}
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}
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else
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{
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echo "GetFieldSQL failed for $sFieldName";
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return false;
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}
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}
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$sUCSQL = "";
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$sPKSQL = "";
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if (count($aTableDef["pk"]) > 0)
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{
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if (!$this->_GetPK($aTableDef["pk"], $sPKSQL))
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{
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if ($bOutputHTML)
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print("<br>Failed getting primary key<br>");
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return false;
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}
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}
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if (count($aTableDef["uc"]) > 0)
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{
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if (!$this->_GetUC($aTableDef["uc"], $sUCSQL))
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{
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if ($bOutputHTML)
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print("<br>Failed getting unique constraint<br>");
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return false;
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}
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}
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if ($sPKSQL != "")
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$sTableSQL .= ",\n" . $sPKSQL;
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if ($sUCSQL != "")
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$sTableSQL .= ",\n" . $sUCSQL;
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return true;
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}
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// Get field DDL
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function _GetFieldSQL($aField, &$sFieldSQL)
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{
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if (!is_array($aField))
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return false;
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$sType = "";
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$iPrecision = 0;
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$iScale = 0;
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$sDefault = "";
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$bNullable = true;
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reset($aField);
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while (list($sAttr, $vAttrVal) = each($aField))
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{
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switch ($sAttr)
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{
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case "type":
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$sType = $vAttrVal;
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break;
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case "precision":
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$iPrecision = (int)$vAttrVal;
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break;
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case "scale":
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$iScale = (int)$vAttrVal;
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break;
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case "default":
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$sDefault = $vAttrVal;
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break;
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case "nullable":
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$bNullable = $vAttrVal;
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break;
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}
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}
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// Translate the type for the DBMS
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if ($this->m_oTranslator->TranslateType($sType, $iPrecision, $iScale, $sFieldSQL))
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{
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if ($bNullable == false)
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$sFieldSQL .= " NOT NULL";
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if ($sDefault != "")
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{
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// Get default DDL - useful for differences in date defaults (eg, now() vs. getdate())
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$sTranslatedDefault = $this->m_oTranslator->TranslateDefault($sDefault);
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$sFieldSQL .= " DEFAULT '$sTranslatedDefault'";
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}
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return true;
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}
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print("<br>Failed to translate field: type[$sType] precision[$iPrecision] scale[$iScale]<br>");
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return false;
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}
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function _GetPK($aFields, &$sPKSQL)
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{
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$sPKSQL = "";
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if (count($aFields) < 1)
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return true;
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$sFields = "";
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reset($aFields);
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while (list($key, $sField) = each($aFields))
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{
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if ($sFields != "")
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$sFields .= ",";
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$sFields .= $sField;
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}
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$sPKSQL = $this->m_oTranslator->GetPKSQL($sFields);
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return true;
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}
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function _GetUC($aFields, &$sUCSQL)
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{
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$sUCSQL = "";
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if (count($aFields) < 1)
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return true;
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$sFields = "";
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reset($aFields);
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while (list($key, $sField) = each($aFields))
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{
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if ($sFields != "")
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$sFields .= ",";
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$sFields .= $sField;
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}
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$sUCSQL = $this->m_oTranslator->GetUCSQL($sFields);
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return true;
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}
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}
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?>
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