mirror of
https://github.com/EGroupware/egroupware.git
synced 2024-12-25 16:19:00 +01:00
476 lines
11 KiB
PHP
476 lines
11 KiB
PHP
<?php
|
|
/**************************************************************************\
|
|
* phpGroupWare - Setup *
|
|
* http://www.phpgroupware.org *
|
|
* -------------------------------------------- *
|
|
* This file written by Michael Dean<mdean@users.sourceforge.net> *
|
|
* and Miles Lott<milosch@phpgroupware.org> *
|
|
* -------------------------------------------- *
|
|
* This program is free software; you can redistribute it and/or modify it *
|
|
* under the terms of the GNU General Public License as published by the *
|
|
* Free Software Foundation; either version 2 of the License, or (at your *
|
|
* option) any later version. *
|
|
\**************************************************************************/
|
|
|
|
/* $Id$ */
|
|
|
|
class schema_proc
|
|
{
|
|
var $m_oTranslator;
|
|
var $m_oDeltaProc;
|
|
var $m_odb;
|
|
var $m_aTables;
|
|
var $m_bDeltaOnly;
|
|
|
|
function schema_proc($dbms)
|
|
{
|
|
$this->sType = $dbms;
|
|
$this->m_oTranslator = CreateObject('phpgwapi.schema_proc_' . $dbms);
|
|
$this->m_oDeltaProc = CreateObject('phpgwapi.schema_proc_array');
|
|
$this->m_aTables = array();
|
|
$this->m_bDeltaOnly = False; // Default to false here in case it's just a CreateTable script
|
|
}
|
|
|
|
function GenerateScripts($aTables, $bOutputHTML=False)
|
|
{
|
|
if (!is_array($aTables))
|
|
{
|
|
return False;
|
|
}
|
|
$this->m_aTables = $aTables;
|
|
|
|
$sAllTableSQL = '';
|
|
foreach ($this->m_aTables as $sTableName => $aTableDef)
|
|
{
|
|
$sSequenceSQL = '';
|
|
if($this->_GetTableSQL($sTableName, $aTableDef, $sTableSQL, $sSequenceSQL))
|
|
{
|
|
$sTableSQL = "CREATE TABLE $sTableName (\n$sTableSQL\n)"
|
|
. $this->m_oTranslator->m_sStatementTerminator;
|
|
if($sSequenceSQL != '')
|
|
{
|
|
$sAllTableSQL .= $sSequenceSQL . "\n";
|
|
}
|
|
$sAllTableSQL .= $sTableSQL . "\n\n";
|
|
}
|
|
else
|
|
{
|
|
if($bOutputHTML)
|
|
{
|
|
print('<br>Failed generating script for <b>' . $sTableName . '</b><br>');
|
|
echo '<pre style="text-align: left;">'.$sTableName.' = '; print_r($aTableDef); echo "</pre>\n";
|
|
}
|
|
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if($bOutputHTML)
|
|
{
|
|
print('<pre>' . $sAllTableSQL . '</pre><br><br>');
|
|
}
|
|
|
|
return True;
|
|
}
|
|
|
|
function ExecuteScripts($aTables, $bOutputHTML=False)
|
|
{
|
|
if(!is_array($aTables) || !IsSet($this->m_odb))
|
|
{
|
|
return False;
|
|
}
|
|
|
|
reset($aTables);
|
|
$this->m_aTables = $aTables;
|
|
|
|
while(list($sTableName, $aTableDef) = each($aTables))
|
|
{
|
|
if($this->CreateTable($sTableName, $aTableDef))
|
|
{
|
|
if($bOutputHTML)
|
|
{
|
|
echo '<br>Create Table <b>' . $sTableName . '</b>';
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if($bOutputHTML)
|
|
{
|
|
echo '<br>Create Table Failed For <b>' . $sTableName . '</b>';
|
|
}
|
|
|
|
return False;
|
|
}
|
|
}
|
|
|
|
return True;
|
|
}
|
|
|
|
function DropAllTables($aTables, $bOutputHTML=False)
|
|
{
|
|
if(!is_array($aTables) || !isset($this->m_odb))
|
|
{
|
|
return False;
|
|
}
|
|
|
|
$this->m_aTables = $aTables;
|
|
|
|
reset($this->m_aTables);
|
|
while(list($sTableName, $aTableDef) = each($this->m_aTables))
|
|
{
|
|
if($this->DropTable($sTableName))
|
|
{
|
|
if($bOutputHTML)
|
|
{
|
|
echo '<br>Drop Table <b>' . $sTableSQL . '</b>';
|
|
}
|
|
}
|
|
else
|
|
{
|
|
return False;
|
|
}
|
|
}
|
|
|
|
return True;
|
|
}
|
|
|
|
function DropTable($sTableName)
|
|
{
|
|
$retVal = $this->m_oDeltaProc->DropTable($this, $this->m_aTables, $sTableName);
|
|
if($this->m_bDeltaOnly)
|
|
{
|
|
return $retVal;
|
|
}
|
|
|
|
return $retVal && $this->m_oTranslator->DropTable($this, $this->m_aTables, $sTableName);
|
|
}
|
|
|
|
function DropColumn($sTableName, $aTableDef, $sColumnName, $bCopyData = true)
|
|
{
|
|
$retVal = $this->m_oDeltaProc->DropColumn($this, $this->m_aTables, $sTableName, $aTableDef, $sColumnName, $bCopyData);
|
|
if($this->m_bDeltaOnly)
|
|
{
|
|
return $retVal;
|
|
}
|
|
|
|
return $retVal && $this->m_oTranslator->DropColumn($this, $this->m_aTables, $sTableName, $aTableDef, $sColumnName, $bCopyData);
|
|
}
|
|
|
|
function RenameTable($sOldTableName, $sNewTableName)
|
|
{
|
|
$retVal = $this->m_oDeltaProc->RenameTable($this, $this->m_aTables, $sOldTableName, $sNewTableName);
|
|
if($this->m_bDeltaOnly)
|
|
{
|
|
return $retVal;
|
|
}
|
|
|
|
return $retVal && $this->m_oTranslator->RenameTable($this, $this->m_aTables, $sOldTableName, $sNewTableName);
|
|
}
|
|
|
|
function RenameColumn($sTableName, $sOldColumnName, $sNewColumnName, $bCopyData=True)
|
|
{
|
|
$retVal = $this->m_oDeltaProc->RenameColumn($this, $this->m_aTables, $sTableName, $sOldColumnName, $sNewColumnName, $bCopyData);
|
|
if($this->m_bDeltaOnly)
|
|
{
|
|
return $retVal;
|
|
}
|
|
|
|
return $retVal && $this->m_oTranslator->RenameColumn($this, $this->m_aTables, $sTableName, $sOldColumnName, $sNewColumnName, $bCopyData);
|
|
}
|
|
|
|
function AlterColumn($sTableName, $sColumnName, $aColumnDef, $bCopyData=True)
|
|
{
|
|
$retVal = $this->m_oDeltaProc->AlterColumn($this, $this->m_aTables, $sTableName, $sColumnName, $aColumnDef, $bCopyData);
|
|
if($this->m_bDeltaOnly)
|
|
{
|
|
return $retVal;
|
|
}
|
|
|
|
return $retVal && $this->m_oTranslator->AlterColumn($this, $this->m_aTables, $sTableName, $sColumnName, $aColumnDef, $bCopyData);
|
|
}
|
|
|
|
function AddColumn($sTableName, $sColumnName, $aColumnDef)
|
|
{
|
|
$retVal = $this->m_oDeltaProc->AddColumn($this, $this->m_aTables, $sTableName, $sColumnName, $aColumnDef);
|
|
if($this->m_bDeltaOnly)
|
|
{
|
|
return $retVal;
|
|
}
|
|
|
|
return $retVal && $this->m_oTranslator->AddColumn($this, $this->m_aTables, $sTableName, $sColumnName, $aColumnDef);
|
|
}
|
|
|
|
function CreateTable($sTableName, $aTableDef)
|
|
{
|
|
$retVal = $this->m_oDeltaProc->CreateTable($this, $this->m_aTables, $sTableName, $aTableDef);
|
|
if($this->m_bDeltaOnly)
|
|
{
|
|
return $retVal;
|
|
}
|
|
|
|
return $retVal && $this->m_oTranslator->CreateTable($this, $this->m_aTables, $sTableName, $aTableDef);
|
|
}
|
|
|
|
function f($value)
|
|
{
|
|
if($this->m_bDeltaOnly)
|
|
{
|
|
// Don't care, since we are processing deltas only
|
|
return False;
|
|
}
|
|
|
|
return $this->m_odb->f($value);
|
|
}
|
|
|
|
function num_rows()
|
|
{
|
|
if($this->m_bDeltaOnly)
|
|
{
|
|
// If not False, we will cause while loops calling us to hang
|
|
return False;
|
|
}
|
|
|
|
return $this->m_odb->num_rows();
|
|
}
|
|
|
|
function next_record()
|
|
{
|
|
if($this->m_bDeltaOnly)
|
|
{
|
|
// If not False, we will cause while loops calling us to hang
|
|
return False;
|
|
}
|
|
|
|
return $this->m_odb->next_record();
|
|
}
|
|
|
|
function query($sQuery, $line='', $file='')
|
|
{
|
|
if($this->m_bDeltaOnly)
|
|
{
|
|
// Don't run this query, since we are processing deltas only
|
|
return True;
|
|
}
|
|
|
|
return $this->m_odb->query($sQuery, $line, $file);
|
|
}
|
|
|
|
function _GetTableSQL($sTableName, $aTableDef, &$sTableSQL, &$sSequenceSQL)
|
|
{
|
|
global $DEBUG;
|
|
|
|
if(!is_array($aTableDef))
|
|
{
|
|
return False;
|
|
}
|
|
|
|
$sTableSQL = '';
|
|
reset($aTableDef['fd']);
|
|
while(list($sFieldName, $aFieldAttr) = each($aTableDef['fd']))
|
|
{
|
|
$sFieldSQL = '';
|
|
if($this->_GetFieldSQL($aFieldAttr, $sFieldSQL))
|
|
{
|
|
if($sTableSQL != '')
|
|
{
|
|
$sTableSQL .= ",\n";
|
|
}
|
|
|
|
$sTableSQL .= "$sFieldName $sFieldSQL";
|
|
|
|
if($aFieldAttr['type'] == 'auto')
|
|
{
|
|
$this->m_oTranslator->GetSequenceSQL($sTableName, $sSequenceSQL);
|
|
if($sSequenceSQL != '')
|
|
{
|
|
$sTableSQL .= sprintf(" DEFAULT nextval('seq_%s')", $sTableName);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if($DEBUG) { echo 'GetFieldSQL failed for ' . $sFieldName; }
|
|
return False;
|
|
}
|
|
}
|
|
|
|
$sUCSQL = '';
|
|
$sPKSQL = '';
|
|
$sIXSQL = '';
|
|
|
|
if(count($aTableDef['pk']) > 0)
|
|
{
|
|
if(!$this->_GetPK($aTableDef['pk'], $sPKSQL))
|
|
{
|
|
if($bOutputHTML)
|
|
{
|
|
print('<br>Failed getting primary key<br>');
|
|
}
|
|
|
|
return False;
|
|
}
|
|
}
|
|
|
|
if(count($aTableDef['uc']) > 0)
|
|
{
|
|
if(!$this->_GetUC($aTableDef['uc'], $sUCSQL))
|
|
{
|
|
if($bOutputHTML)
|
|
{
|
|
print('<br>Failed getting unique constraint<br>');
|
|
}
|
|
|
|
return False;
|
|
}
|
|
}
|
|
|
|
if(count($aTableDef['ix']) > 0)
|
|
{
|
|
if(!$this->_GetIX($aTableDef['ix'], $sIXSQL))
|
|
{
|
|
if($bOutputHTML)
|
|
{
|
|
print('<br>Failed getting index<br>');
|
|
}
|
|
|
|
return False;
|
|
}
|
|
}
|
|
|
|
if($sPKSQL != '')
|
|
{
|
|
$sTableSQL .= ",\n" . $sPKSQL;
|
|
}
|
|
|
|
if($sUCSQL != '')
|
|
{
|
|
$sTableSQL .= ",\n" . $sUCSQL;
|
|
}
|
|
|
|
if($sIXSQL != '')
|
|
{
|
|
$sTableSQL .= ",\n" . $sIXSQL;
|
|
}
|
|
|
|
return True;
|
|
}
|
|
|
|
// Get field DDL
|
|
function _GetFieldSQL($aField, &$sFieldSQL)
|
|
{
|
|
global $DEBUG;
|
|
if($DEBUG) { echo'<br>_GetFieldSQL(): Incoming ARRAY: '; var_dump($aField); }
|
|
if(!is_array($aField))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
$sType = '';
|
|
$iPrecision = 0;
|
|
$iScale = 0;
|
|
$bNullable = true;
|
|
|
|
reset($aField);
|
|
while(list($sAttr, $vAttrVal) = each($aField))
|
|
{
|
|
switch ($sAttr)
|
|
{
|
|
case 'type':
|
|
$sType = $vAttrVal;
|
|
break;
|
|
case 'precision':
|
|
$iPrecision = (int)$vAttrVal;
|
|
break;
|
|
case 'scale':
|
|
$iScale = (int)$vAttrVal;
|
|
break;
|
|
case 'nullable':
|
|
$bNullable = $vAttrVal;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Translate the type for the DBMS
|
|
if($sFieldSQL = $this->m_oTranslator->TranslateType($sType, $iPrecision, $iScale))
|
|
{
|
|
if(!$bNullable)
|
|
{
|
|
$sFieldSQL .= ' NOT NULL';
|
|
}
|
|
|
|
if(isset($aField['default']))
|
|
{
|
|
if($DEBUG) { echo'<br>_GetFieldSQL(): Calling TranslateDefault for "' . $aField['default'] . '"'; }
|
|
// Get default DDL - useful for differences in date defaults (eg, now() vs. getdate())
|
|
$sTranslatedDefault = $aField['default'] == '0' ? $aField['default'] : $this->m_oTranslator->TranslateDefault($aField['default']);
|
|
$sFieldSQL .= " DEFAULT '$sTranslatedDefault'";
|
|
}
|
|
if($DEBUG) { echo'<br>_GetFieldSQL(): Outgoing SQL: ' . $sFieldSQL; }
|
|
return true;
|
|
}
|
|
|
|
if($DEBUG) { echo '<br>Failed to translate field: type[' . $sType . '] precision[' . $iPrecision . '] scale[' . $iScale . ']<br>'; }
|
|
|
|
return False;
|
|
}
|
|
|
|
function _GetPK($aFields, &$sPKSQL)
|
|
{
|
|
$sPKSQL = '';
|
|
if(count($aFields) < 1)
|
|
{
|
|
return True;
|
|
}
|
|
|
|
$sPKSQL = $this->m_oTranslator->GetPKSQL(implode(',',$aFields));
|
|
|
|
return True;
|
|
}
|
|
|
|
function _GetUC($aFields, &$sUCSQL)
|
|
{
|
|
$sUCSQL = '';
|
|
if(count($aFields) < 1)
|
|
{
|
|
return True;
|
|
}
|
|
foreach($aFields as $mFields)
|
|
{
|
|
$aUCSQL[] = $this->m_oTranslator->GetUCSQL(
|
|
is_array($mFields) ? implode(',',$mFields) : $mFields);
|
|
}
|
|
$sUCSQL = implode(",\n",$aUCSQL);
|
|
|
|
return True;
|
|
}
|
|
|
|
function _GetIX($aFields, &$sIXSQL)
|
|
{
|
|
$sUCSQL = '';
|
|
if(count($aFields) < 1)
|
|
{
|
|
return True;
|
|
}
|
|
foreach($aFields as $mFields)
|
|
{
|
|
$options = False;
|
|
if (is_array($mFields))
|
|
{
|
|
if (isset($mFields['options'])) // array sets additional options
|
|
{
|
|
$options = @$mFields['options'][$this->sType]; // db-specific options, eg. index-type
|
|
unset($mFields['options']);
|
|
}
|
|
$mFields = implode(',',$mFields);
|
|
}
|
|
$aIXSQL[] = $this->m_oTranslator->GetIXSQL($mFields,$options);
|
|
}
|
|
$sIXSQL = implode(",\n",$aIXSQL);
|
|
|
|
return True;
|
|
}
|
|
}
|
|
?>
|