egroupware/phpgwapi/inc/adodb/drivers/adodb-sapdb.inc.php

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<?php
/*
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V4.65 22 July 2005 (c) 2000-2005 John Lim (jlim@natsoft.com.my). All rights reserved.
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Released under both BSD license and Lesser GPL library license.
Whenever there is any discrepancy between the two licenses,
the BSD license will take precedence.
Set tabs to 4 for best viewing.
Latest version is available at http://adodb.sourceforge.net
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SAPDB data driver. Requires ODBC.
*/
// security - hide paths
if (!defined('ADODB_DIR')) die();
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if (!defined('_ADODB_ODBC_LAYER')) {
include(ADODB_DIR."/drivers/adodb-odbc.inc.php");
}
if (!defined('ADODB_SAPDB')){
define('ADODB_SAPDB',1);
class ADODB_SAPDB extends ADODB_odbc {
var $databaseType = "sapdb";
var $concat_operator = '||';
var $sysDate = 'DATE';
var $sysTimeStamp = 'TIMESTAMP';
var $fmtDate = "'Y-m-d'"; /// used by DBDate() as the default date format used by the database
var $fmtTimeStamp = "'Y-m-d H:i:s'"; /// used by DBTimeStamp as the default timestamp fmt.
var $hasInsertId = true;
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var $_bindInputArray = true;
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function ADODB_SAPDB()
{
//if (strncmp(PHP_OS,'WIN',3) === 0) $this->curmode = SQL_CUR_USE_ODBC;
$this->ADODB_odbc();
}
function ServerInfo()
{
$info = ADODB_odbc::ServerInfo();
if (!$info['version'] && preg_match('/([0-9.]+)/',$info['description'],$matches)) {
$info['version'] = $matches[1];
}
return $info;
}
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function MetaPrimaryKeys($table)
{
$table = $this->Quote(strtoupper($table));
return $this->GetCol("SELECT columnname FROM COLUMNS WHERE tablename=$table AND mode='KEY' ORDER BY pos");
}
function &MetaIndexes ($table, $primary = FALSE)
{
$table = $this->Quote(strtoupper($table));
$sql = "SELECT INDEXNAME,TYPE,COLUMNNAME FROM INDEXCOLUMNS ".
" WHERE TABLENAME=$table".
" ORDER BY INDEXNAME,COLUMNNO";
global $ADODB_FETCH_MODE;
$save = $ADODB_FETCH_MODE;
$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
if ($this->fetchMode !== FALSE) {
$savem = $this->SetFetchMode(FALSE);
}
$rs = $this->Execute($sql);
if (isset($savem)) {
$this->SetFetchMode($savem);
}
$ADODB_FETCH_MODE = $save;
if (!is_object($rs)) {
return FALSE;
}
$indexes = array();
while ($row = $rs->FetchRow()) {
$indexes[$row[0]]['unique'] = $row[1] == 'UNIQUE';
$indexes[$row[0]]['columns'][] = $row[2];
}
if ($primary) {
$indexes['SYSPRIMARYKEYINDEX'] = array(
'unique' => True, // by definition
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'columns' => $this->GetCol("SELECT columnname FROM COLUMNS WHERE tablename=$table AND mode='KEY' ORDER BY pos"),
);
}
return $indexes;
}
function &MetaColumns ($table)
{
global $ADODB_FETCH_MODE;
$save = $ADODB_FETCH_MODE;
$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
if ($this->fetchMode !== FALSE) {
$savem = $this->SetFetchMode(FALSE);
}
$table = $this->Quote(strtoupper($table));
$retarr = array();
foreach($this->GetAll("SELECT COLUMNNAME,DATATYPE,LEN,DEC,NULLABLE,MODE,\"DEFAULT\",CASE WHEN \"DEFAULT\" IS NULL THEN 0 ELSE 1 END AS HAS_DEFAULT FROM COLUMNS WHERE tablename=$table ORDER BY pos") as $column)
{
$fld = new ADOFieldObject();
$fld->name = $column[0];
$fld->type = $column[1];
$fld->max_length = $fld->type == 'LONG' ? 2147483647 : $column[2];
$fld->scale = $column[3];
$fld->not_null = $column[4] == 'NO';
$fld->primary_key = $column[5] == 'KEY';
if ($fld->has_default = $column[7]) {
if ($fld->primary_key && $column[6] == 'DEFAULT SERIAL (1)') {
$fld->auto_increment = true;
$fld->has_default = false;
} else {
$fld->default_value = $column[6];
switch($fld->type) {
case 'VARCHAR':
case 'CHARACTER':
case 'LONG':
$fld->default_value = $column[6];
break;
default:
$fld->default_value = trim($column[6]);
break;
}
}
}
$retarr[$fld->name] = $fld;
}
if (isset($savem)) {
$this->SetFetchMode($savem);
}
$ADODB_FETCH_MODE = $save;
return $retarr;
}
function MetaColumnNames($table)
{
$table = $this->Quote(strtoupper($table));
return $this->GetCol("SELECT columnname FROM COLUMNS WHERE tablename=$table ORDER BY pos");
}
// unlike it seems, this depends on the db-session and works in a multiuser environment
function _insertid($table,$column)
{
return empty($table) ? False : $this->GetOne("SELECT $table.CURRVAL FROM DUAL");
}
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/*
SelectLimit implementation problems:
The following will return random 10 rows as order by performed after "WHERE rowno<10"
which is not ideal...
select * from table where rowno < 10 order by 1
This means that we have to use the adoconnection base class SelectLimit when
there is an "order by".
See http://listserv.sap.com/pipermail/sapdb.general/2002-January/010405.html
*/
};
class ADORecordSet_sapdb extends ADORecordSet_odbc {
var $databaseType = "sapdb";
function ADORecordSet_sapdb($id,$mode=false)
{
$this->ADORecordSet_odbc($id,$mode);
}
}
} //define
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?>