mirror of
https://github.com/EGroupware/egroupware.git
synced 2024-12-20 21:50:49 +01:00
475 lines
13 KiB
PHP
475 lines
13 KiB
PHP
<?php
|
|
/*
|
|
V4.65 22 July 2005 (c) 2000-2005 John Lim. All rights reserved.
|
|
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
|
|
|
|
Informix port by Mitchell T. Young (mitch@youngfamily.org)
|
|
|
|
Further mods by "Samuel CARRIERE" <samuel_carriere@hotmail.com>
|
|
|
|
*/
|
|
|
|
// security - hide paths
|
|
if (!defined('ADODB_DIR')) die();
|
|
|
|
if (!defined('IFX_SCROLL')) define('IFX_SCROLL',1);
|
|
|
|
class ADODB_informix72 extends ADOConnection {
|
|
var $databaseType = "informix72";
|
|
var $dataProvider = "informix";
|
|
var $replaceQuote = "''"; // string to use to replace quotes
|
|
var $fmtDate = "'Y-m-d'";
|
|
var $fmtTimeStamp = "'Y-m-d H:i:s'";
|
|
var $hasInsertID = true;
|
|
var $hasAffectedRows = true;
|
|
var $substr = 'substr';
|
|
var $metaTablesSQL="select tabname,tabtype from systables where tabtype in ('T','V') and owner!='informix'"; //Don't get informix tables and pseudo-tables
|
|
|
|
|
|
var $metaColumnsSQL =
|
|
"select c.colname, c.coltype, c.collength, d.default,c.colno
|
|
from syscolumns c, systables t,outer sysdefaults d
|
|
where c.tabid=t.tabid and d.tabid=t.tabid and d.colno=c.colno
|
|
and tabname='%s' order by c.colno";
|
|
|
|
var $metaPrimaryKeySQL =
|
|
"select part1,part2,part3,part4,part5,part6,part7,part8 from
|
|
systables t,sysconstraints s,sysindexes i where t.tabname='%s'
|
|
and s.tabid=t.tabid and s.constrtype='P'
|
|
and i.idxname=s.idxname";
|
|
|
|
var $concat_operator = '||';
|
|
|
|
var $lastQuery = false;
|
|
var $has_insertid = true;
|
|
|
|
var $_autocommit = true;
|
|
var $_bindInputArray = true; // set to true if ADOConnection.Execute() permits binding of array parameters.
|
|
var $sysDate = 'TODAY';
|
|
var $sysTimeStamp = 'CURRENT';
|
|
var $cursorType = IFX_SCROLL; // IFX_SCROLL or IFX_HOLD or 0
|
|
|
|
function ADODB_informix72()
|
|
{
|
|
// alternatively, use older method:
|
|
//putenv("DBDATE=Y4MD-");
|
|
|
|
// force ISO date format
|
|
putenv('GL_DATE=%Y-%m-%d');
|
|
|
|
if (function_exists('ifx_byteasvarchar')) {
|
|
ifx_byteasvarchar(1); // Mode "0" will return a blob id, and mode "1" will return a varchar with text content.
|
|
ifx_textasvarchar(1); // Mode "0" will return a blob id, and mode "1" will return a varchar with text content.
|
|
ifx_blobinfile_mode(0); // Mode "0" means save Byte-Blobs in memory, and mode "1" means save Byte-Blobs in a file.
|
|
}
|
|
}
|
|
|
|
function ServerInfo()
|
|
{
|
|
if (isset($this->version)) return $this->version;
|
|
|
|
$arr['description'] = $this->GetOne("select DBINFO('version','full') from systables where tabid = 1");
|
|
$arr['version'] = $this->GetOne("select DBINFO('version','major') || DBINFO('version','minor') from systables where tabid = 1");
|
|
$this->version = $arr;
|
|
return $arr;
|
|
}
|
|
|
|
|
|
|
|
function _insertid()
|
|
{
|
|
$sqlca =ifx_getsqlca($this->lastQuery);
|
|
return @$sqlca["sqlerrd1"];
|
|
}
|
|
|
|
function _affectedrows()
|
|
{
|
|
if ($this->lastQuery) {
|
|
return @ifx_affected_rows ($this->lastQuery);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
function BeginTrans()
|
|
{
|
|
if ($this->transOff) return true;
|
|
$this->transCnt += 1;
|
|
$this->Execute('BEGIN');
|
|
$this->_autocommit = false;
|
|
return true;
|
|
}
|
|
|
|
function CommitTrans($ok=true)
|
|
{
|
|
if (!$ok) return $this->RollbackTrans();
|
|
if ($this->transOff) return true;
|
|
if ($this->transCnt) $this->transCnt -= 1;
|
|
$this->Execute('COMMIT');
|
|
$this->_autocommit = true;
|
|
return true;
|
|
}
|
|
|
|
function RollbackTrans()
|
|
{
|
|
if ($this->transOff) return true;
|
|
if ($this->transCnt) $this->transCnt -= 1;
|
|
$this->Execute('ROLLBACK');
|
|
$this->_autocommit = true;
|
|
return true;
|
|
}
|
|
|
|
function RowLock($tables,$where,$flds='1 as ignore')
|
|
{
|
|
if ($this->_autocommit) $this->BeginTrans();
|
|
return $this->GetOne("select $flds from $tables where $where for update");
|
|
}
|
|
|
|
/* Returns: the last error message from previous database operation
|
|
Note: This function is NOT available for Microsoft SQL Server. */
|
|
|
|
function ErrorMsg()
|
|
{
|
|
if (!empty($this->_logsql)) return $this->_errorMsg;
|
|
$this->_errorMsg = ifx_errormsg();
|
|
return $this->_errorMsg;
|
|
}
|
|
|
|
function ErrorNo()
|
|
{
|
|
preg_match("/.*SQLCODE=([^\]]*)/",ifx_error(),$parse);
|
|
if (is_array($parse) && isset($parse[1])) return (int)$parse[1];
|
|
return 0;
|
|
}
|
|
|
|
|
|
function &MetaColumns($table)
|
|
{
|
|
global $ADODB_FETCH_MODE;
|
|
|
|
$false = false;
|
|
if (!empty($this->metaColumnsSQL)) {
|
|
$save = $ADODB_FETCH_MODE;
|
|
$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
|
|
if ($this->fetchMode !== false) $savem = $this->SetFetchMode(false);
|
|
$rs = $this->Execute(sprintf($this->metaColumnsSQL,$table));
|
|
if (isset($savem)) $this->SetFetchMode($savem);
|
|
$ADODB_FETCH_MODE = $save;
|
|
if ($rs === false) return $false;
|
|
$rspkey = $this->Execute(sprintf($this->metaPrimaryKeySQL,$table)); //Added to get primary key colno items
|
|
|
|
$retarr = array();
|
|
while (!$rs->EOF) { //print_r($rs->fields);
|
|
$fld = new ADOFieldObject();
|
|
$fld->name = $rs->fields[0];
|
|
/* //!eos.
|
|
$rs->fields[1] is not the correct adodb type
|
|
$rs->fields[2] is not correct max_length, because can include not-null bit
|
|
|
|
$fld->type = $rs->fields[1];
|
|
$fld->primary_key=$rspkey->fields && array_search($rs->fields[4],$rspkey->fields); //Added to set primary key flag
|
|
$fld->max_length = $rs->fields[2];*/
|
|
$pr=ifx_props($rs->fields[1],$rs->fields[2]); //!eos
|
|
$fld->type = $pr[0] ;//!eos
|
|
$fld->primary_key=$rspkey->fields && array_search($rs->fields[4],$rspkey->fields);
|
|
$fld->max_length = $pr[1]; //!eos
|
|
$fld->precision = $pr[2] ;//!eos
|
|
$fld->not_null = $pr[3]=="N"; //!eos
|
|
|
|
if (trim($rs->fields[3]) != "AAAAAA 0") {
|
|
$fld->has_default = 1;
|
|
$fld->default_value = $rs->fields[3];
|
|
} else {
|
|
$fld->has_default = 0;
|
|
}
|
|
|
|
$retarr[strtolower($fld->name)] = $fld;
|
|
$rs->MoveNext();
|
|
}
|
|
|
|
$rs->Close();
|
|
$rspKey->Close(); //!eos
|
|
return $retarr;
|
|
}
|
|
|
|
return $false;
|
|
}
|
|
|
|
function &xMetaColumns($table)
|
|
{
|
|
return ADOConnection::MetaColumns($table,false);
|
|
}
|
|
|
|
function MetaForeignKeys($table, $owner=false, $upper=false) //!Eos
|
|
{
|
|
$sql = "
|
|
select tr.tabname,updrule,delrule,
|
|
i.part1 o1,i2.part1 d1,i.part2 o2,i2.part2 d2,i.part3 o3,i2.part3 d3,i.part4 o4,i2.part4 d4,
|
|
i.part5 o5,i2.part5 d5,i.part6 o6,i2.part6 d6,i.part7 o7,i2.part7 d7,i.part8 o8,i2.part8 d8
|
|
from systables t,sysconstraints s,sysindexes i,
|
|
sysreferences r,systables tr,sysconstraints s2,sysindexes i2
|
|
where t.tabname='$table'
|
|
and s.tabid=t.tabid and s.constrtype='R' and r.constrid=s.constrid
|
|
and i.idxname=s.idxname and tr.tabid=r.ptabid
|
|
and s2.constrid=r.primary and i2.idxname=s2.idxname";
|
|
|
|
$rs = $this->Execute($sql);
|
|
if (!$rs || $rs->EOF) return false;
|
|
$arr =& $rs->GetArray();
|
|
$a = array();
|
|
foreach($arr as $v) {
|
|
$coldest=$this->metaColumnNames($v["tabname"]);
|
|
$colorig=$this->metaColumnNames($table);
|
|
$colnames=array();
|
|
for($i=1;$i<=8 && $v["o$i"] ;$i++) {
|
|
$colnames[]=$coldest[$v["d$i"]-1]."=".$colorig[$v["o$i"]-1];
|
|
}
|
|
if($upper)
|
|
$a[strtoupper($v["tabname"])] = $colnames;
|
|
else
|
|
$a[$v["tabname"]] = $colnames;
|
|
}
|
|
return $a;
|
|
}
|
|
|
|
function UpdateBlob($table, $column, $val, $where, $blobtype = 'BLOB')
|
|
{
|
|
$type = ($blobtype == 'TEXT') ? 1 : 0;
|
|
$blobid = ifx_create_blob($type,0,$val);
|
|
return $this->Execute("UPDATE $table SET $column=(?) WHERE $where",array($blobid));
|
|
}
|
|
|
|
function BlobDecode($blobid)
|
|
{
|
|
return function_exists('ifx_byteasvarchar') ? $blobid : @ifx_get_blob($blobid);
|
|
}
|
|
|
|
// returns true or false
|
|
function _connect($argHostname, $argUsername, $argPassword, $argDatabasename)
|
|
{
|
|
if (!function_exists('ifx_connect')) return null;
|
|
|
|
$dbs = $argDatabasename . "@" . $argHostname;
|
|
if ($argHostname) putenv("INFORMIXSERVER=$argHostname");
|
|
putenv("INFORMIXSERVER=".trim($argHostname));
|
|
$this->_connectionID = ifx_connect($dbs,$argUsername,$argPassword);
|
|
if ($this->_connectionID === false) return false;
|
|
#if ($argDatabasename) return $this->SelectDB($argDatabasename);
|
|
return true;
|
|
}
|
|
|
|
// returns true or false
|
|
function _pconnect($argHostname, $argUsername, $argPassword, $argDatabasename)
|
|
{
|
|
if (!function_exists('ifx_connect')) return null;
|
|
|
|
$dbs = $argDatabasename . "@" . $argHostname;
|
|
putenv("INFORMIXSERVER=".trim($argHostname));
|
|
$this->_connectionID = ifx_pconnect($dbs,$argUsername,$argPassword);
|
|
if ($this->_connectionID === false) return false;
|
|
#if ($argDatabasename) return $this->SelectDB($argDatabasename);
|
|
return true;
|
|
}
|
|
/*
|
|
// ifx_do does not accept bind parameters - weird ???
|
|
function Prepare($sql)
|
|
{
|
|
$stmt = ifx_prepare($sql);
|
|
if (!$stmt) return $sql;
|
|
else return array($sql,$stmt);
|
|
}
|
|
*/
|
|
// returns query ID if successful, otherwise false
|
|
function _query($sql,$inputarr)
|
|
{
|
|
global $ADODB_COUNTRECS;
|
|
|
|
// String parameters have to be converted using ifx_create_char
|
|
if ($inputarr) {
|
|
foreach($inputarr as $v) {
|
|
if (gettype($v) == 'string') {
|
|
$tab[] = ifx_create_char($v);
|
|
}
|
|
else {
|
|
$tab[] = $v;
|
|
}
|
|
}
|
|
}
|
|
|
|
// In case of select statement, we use a scroll cursor in order
|
|
// to be able to call "move", or "movefirst" statements
|
|
if (!$ADODB_COUNTRECS && preg_match("/^\s*select/is", $sql)) {
|
|
if ($inputarr) {
|
|
$this->lastQuery = ifx_query($sql,$this->_connectionID, $this->cursorType, $tab);
|
|
}
|
|
else {
|
|
$this->lastQuery = ifx_query($sql,$this->_connectionID, $this->cursorType);
|
|
}
|
|
}
|
|
else {
|
|
if ($inputarr) {
|
|
$this->lastQuery = ifx_query($sql,$this->_connectionID, $tab);
|
|
}
|
|
else {
|
|
$this->lastQuery = ifx_query($sql,$this->_connectionID);
|
|
}
|
|
}
|
|
|
|
// Following line have been commented because autocommit mode is
|
|
// not supported by informix SE 7.2
|
|
|
|
//if ($this->_autocommit) ifx_query('COMMIT',$this->_connectionID);
|
|
|
|
return $this->lastQuery;
|
|
}
|
|
|
|
// returns true or false
|
|
function _close()
|
|
{
|
|
$this->lastQuery = false;
|
|
return ifx_close($this->_connectionID);
|
|
}
|
|
}
|
|
|
|
|
|
/*--------------------------------------------------------------------------------------
|
|
Class Name: Recordset
|
|
--------------------------------------------------------------------------------------*/
|
|
|
|
class ADORecordset_informix72 extends ADORecordSet {
|
|
|
|
var $databaseType = "informix72";
|
|
var $canSeek = true;
|
|
var $_fieldprops = false;
|
|
|
|
function ADORecordset_informix72($id,$mode=false)
|
|
{
|
|
if ($mode === false) {
|
|
global $ADODB_FETCH_MODE;
|
|
$mode = $ADODB_FETCH_MODE;
|
|
}
|
|
$this->fetchMode = $mode;
|
|
return $this->ADORecordSet($id);
|
|
}
|
|
|
|
|
|
|
|
/* Returns: an object containing field information.
|
|
Get column information in the Recordset object. fetchField() can be used in order to obtain information about
|
|
fields in a certain query result. If the field offset isn't specified, the next field that wasn't yet retrieved by
|
|
fetchField() is retrieved. */
|
|
function &FetchField($fieldOffset = -1)
|
|
{
|
|
if (empty($this->_fieldprops)) {
|
|
$fp = ifx_fieldproperties($this->_queryID);
|
|
foreach($fp as $k => $v) {
|
|
$o = new ADOFieldObject;
|
|
$o->name = $k;
|
|
$arr = split(';',$v); //"SQLTYPE;length;precision;scale;ISNULLABLE"
|
|
$o->type = $arr[0];
|
|
$o->max_length = $arr[1];
|
|
$this->_fieldprops[] = $o;
|
|
$o->not_null = $arr[4]=="N";
|
|
}
|
|
}
|
|
$ret = $this->_fieldprops[$fieldOffset];
|
|
return $ret;
|
|
}
|
|
|
|
function _initrs()
|
|
{
|
|
$this->_numOfRows = -1; // ifx_affected_rows not reliable, only returns estimate -- ($ADODB_COUNTRECS)? ifx_affected_rows($this->_queryID):-1;
|
|
$this->_numOfFields = ifx_num_fields($this->_queryID);
|
|
}
|
|
|
|
function _seek($row)
|
|
{
|
|
return @ifx_fetch_row($this->_queryID, (int) $row);
|
|
}
|
|
|
|
function MoveLast()
|
|
{
|
|
$this->fields = @ifx_fetch_row($this->_queryID, "LAST");
|
|
if ($this->fields) $this->EOF = false;
|
|
$this->_currentRow = -1;
|
|
|
|
if ($this->fetchMode == ADODB_FETCH_NUM) {
|
|
foreach($this->fields as $v) {
|
|
$arr[] = $v;
|
|
}
|
|
$this->fields = $arr;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
function MoveFirst()
|
|
{
|
|
$this->fields = @ifx_fetch_row($this->_queryID, "FIRST");
|
|
if ($this->fields) $this->EOF = false;
|
|
$this->_currentRow = 0;
|
|
|
|
if ($this->fetchMode == ADODB_FETCH_NUM) {
|
|
foreach($this->fields as $v) {
|
|
$arr[] = $v;
|
|
}
|
|
$this->fields = $arr;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
function _fetch($ignore_fields=false)
|
|
{
|
|
|
|
$this->fields = @ifx_fetch_row($this->_queryID);
|
|
|
|
if (!is_array($this->fields)) return false;
|
|
|
|
if ($this->fetchMode == ADODB_FETCH_NUM) {
|
|
foreach($this->fields as $v) {
|
|
$arr[] = $v;
|
|
}
|
|
$this->fields = $arr;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/* close() only needs to be called if you are worried about using too much memory while your script
|
|
is running. All associated result memory for the specified result identifier will automatically be freed. */
|
|
function _close()
|
|
{
|
|
return ifx_free_result($this->_queryID);
|
|
}
|
|
|
|
}
|
|
/** !Eos
|
|
* Auxiliar function to Parse coltype,collength. Used by Metacolumns
|
|
* return: array ($mtype,$length,$precision,$nullable) (similar to ifx_fieldpropierties)
|
|
*/
|
|
function ifx_props($coltype,$collength){
|
|
$itype=fmod($coltype+1,256);
|
|
$nullable=floor(($coltype+1) /256) ?"N":"Y";
|
|
$mtype=substr(" CIIFFNNDN TBXCC ",$itype,1);
|
|
switch ($itype){
|
|
case 2:
|
|
$length=4;
|
|
case 6:
|
|
case 9:
|
|
case 14:
|
|
$length=floor($collength/256);
|
|
$precision=fmod($collength,256);
|
|
break;
|
|
default:
|
|
$precision=0;
|
|
$length=$collength;
|
|
}
|
|
return array($mtype,$length,$precision,$nullable);
|
|
}
|
|
|
|
|
|
?>
|