mirror of
https://github.com/EGroupware/egroupware.git
synced 2024-12-23 15:18:58 +01:00
312 lines
8.7 KiB
PHP
312 lines
8.7 KiB
PHP
<?php
|
|
/*
|
|
V5.11 5 May 2010 (c) 2000-2010 John Lim (jlim#natsoft.com). 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.
|
|
|
|
Postgres7 support.
|
|
28 Feb 2001: Currently indicate that we support LIMIT
|
|
01 Dec 2001: dannym added support for default values
|
|
*/
|
|
|
|
// security - hide paths
|
|
if (!defined('ADODB_DIR')) die();
|
|
|
|
include_once(ADODB_DIR."/drivers/adodb-postgres64.inc.php");
|
|
|
|
class ADODB_postgres7 extends ADODB_postgres64 {
|
|
var $databaseType = 'postgres7';
|
|
var $hasLimit = true; // set to true for pgsql 6.5+ only. support pgsql/mysql SELECT * FROM TABLE LIMIT 10
|
|
var $ansiOuter = true;
|
|
var $charSet = true; //set to true for Postgres 7 and above - PG client supports encodings
|
|
|
|
function ADODB_postgres7()
|
|
{
|
|
$this->ADODB_postgres64();
|
|
if (ADODB_ASSOC_CASE !== 2) {
|
|
$this->rsPrefix .= 'assoc_';
|
|
}
|
|
$this->_bindInputArray = PHP_VERSION >= 5.1;
|
|
}
|
|
|
|
|
|
// the following should be compat with postgresql 7.2,
|
|
// which makes obsolete the LIMIT limit,offset syntax
|
|
function SelectLimit($sql,$nrows=-1,$offset=-1,$inputarr=false,$secs2cache=0)
|
|
{
|
|
$offsetStr = ($offset >= 0) ? " OFFSET ".((integer)$offset) : '';
|
|
$limitStr = ($nrows >= 0) ? " LIMIT ".((integer)$nrows) : '';
|
|
if ($secs2cache)
|
|
$rs = $this->CacheExecute($secs2cache,$sql."$limitStr$offsetStr",$inputarr);
|
|
else
|
|
$rs = $this->Execute($sql."$limitStr$offsetStr",$inputarr);
|
|
|
|
return $rs;
|
|
}
|
|
/*
|
|
function Prepare($sql)
|
|
{
|
|
$info = $this->ServerInfo();
|
|
if ($info['version']>=7.3) {
|
|
return array($sql,false);
|
|
}
|
|
return $sql;
|
|
}
|
|
*/
|
|
|
|
/*
|
|
I discovered that the MetaForeignKeys method no longer worked for Postgres 8.3.
|
|
I went ahead and modified it to work for both 8.2 and 8.3.
|
|
Please feel free to include this change in your next release of adodb.
|
|
William Kolodny [William.Kolodny#gt-t.net]
|
|
*/
|
|
function MetaForeignKeys($table, $owner=false, $upper=false)
|
|
{
|
|
$sql="
|
|
SELECT fum.ftblname AS lookup_table, split_part(fum.rf, ')'::text, 1) AS lookup_field,
|
|
fum.ltable AS dep_table, split_part(fum.lf, ')'::text, 1) AS dep_field
|
|
FROM (
|
|
SELECT fee.ltable, fee.ftblname, fee.consrc, split_part(fee.consrc,'('::text, 2) AS lf,
|
|
split_part(fee.consrc, '('::text, 3) AS rf
|
|
FROM (
|
|
SELECT foo.relname AS ltable, foo.ftblname,
|
|
pg_get_constraintdef(foo.oid) AS consrc
|
|
FROM (
|
|
SELECT c.oid, c.conname AS name, t.relname, ft.relname AS ftblname
|
|
FROM pg_constraint c
|
|
JOIN pg_class t ON (t.oid = c.conrelid)
|
|
JOIN pg_class ft ON (ft.oid = c.confrelid)
|
|
JOIN pg_namespace nft ON (nft.oid = ft.relnamespace)
|
|
LEFT JOIN pg_description ds ON (ds.objoid = c.oid)
|
|
JOIN pg_namespace n ON (n.oid = t.relnamespace)
|
|
WHERE c.contype = 'f'::\"char\"
|
|
ORDER BY t.relname, n.nspname, c.conname, c.oid
|
|
) foo
|
|
) fee) fum
|
|
WHERE fum.ltable='".strtolower($table)."'
|
|
ORDER BY fum.ftblname, fum.ltable, split_part(fum.lf, ')'::text, 1)
|
|
";
|
|
$rs = $this->Execute($sql);
|
|
|
|
if (!$rs || $rs->EOF) return false;
|
|
|
|
$a = array();
|
|
while (!$rs->EOF) {
|
|
if ($upper) {
|
|
$a[strtoupper($rs->Fields('lookup_table'))][] = strtoupper(str_replace('"','',$rs->Fields('dep_field').'='.$rs->Fields('lookup_field')));
|
|
} else {
|
|
$a[$rs->Fields('lookup_table')][] = str_replace('"','',$rs->Fields('dep_field').'='.$rs->Fields('lookup_field'));
|
|
}
|
|
$rs->MoveNext();
|
|
}
|
|
|
|
return $a;
|
|
|
|
}
|
|
|
|
// from Edward Jaramilla, improved version - works on pg 7.4
|
|
function _old_MetaForeignKeys($table, $owner=false, $upper=false)
|
|
{
|
|
$sql = 'SELECT t.tgargs as args
|
|
FROM
|
|
pg_trigger t,pg_class c,pg_proc p
|
|
WHERE
|
|
t.tgenabled AND
|
|
t.tgrelid = c.oid AND
|
|
t.tgfoid = p.oid AND
|
|
p.proname = \'RI_FKey_check_ins\' AND
|
|
c.relname = \''.strtolower($table).'\'
|
|
ORDER BY
|
|
t.tgrelid';
|
|
|
|
$rs = $this->Execute($sql);
|
|
|
|
if (!$rs || $rs->EOF) return false;
|
|
|
|
$arr = $rs->GetArray();
|
|
$a = array();
|
|
foreach($arr as $v) {
|
|
$data = explode(chr(0), $v['args']);
|
|
$size = count($data)-1; //-1 because the last node is empty
|
|
for($i = 4; $i < $size; $i++) {
|
|
if ($upper)
|
|
$a[strtoupper($data[2])][] = strtoupper($data[$i].'='.$data[++$i]);
|
|
else
|
|
$a[$data[2]][] = $data[$i].'='.$data[++$i];
|
|
}
|
|
}
|
|
return $a;
|
|
}
|
|
|
|
function _query($sql,$inputarr=false)
|
|
{
|
|
if (! $this->_bindInputArray) {
|
|
// We don't have native support for parameterized queries, so let's emulate it at the parent
|
|
return ADODB_postgres64::_query($sql, $inputarr);
|
|
}
|
|
$this->_errorMsg = false;
|
|
// -- added Cristiano da Cunha Duarte
|
|
if ($inputarr) {
|
|
$sqlarr = explode('?',trim($sql));
|
|
$sql = '';
|
|
$i = 1;
|
|
$last = sizeof($sqlarr)-1;
|
|
foreach($sqlarr as $v) {
|
|
if ($last < $i) $sql .= $v;
|
|
else $sql .= $v.' $'.$i;
|
|
$i++;
|
|
}
|
|
|
|
$rez = pg_query_params($this->_connectionID,$sql, $inputarr);
|
|
} else {
|
|
$rez = pg_query($this->_connectionID,$sql);
|
|
}
|
|
// check if no data returned, then no need to create real recordset
|
|
if ($rez && pg_numfields($rez) <= 0) {
|
|
if (is_resource($this->_resultid) && get_resource_type($this->_resultid) === 'pgsql result') {
|
|
pg_freeresult($this->_resultid);
|
|
}
|
|
$this->_resultid = $rez;
|
|
return true;
|
|
}
|
|
return $rez;
|
|
}
|
|
|
|
// this is a set of functions for managing client encoding - very important if the encodings
|
|
// of your database and your output target (i.e. HTML) don't match
|
|
//for instance, you may have UNICODE database and server it on-site as WIN1251 etc.
|
|
// GetCharSet - get the name of the character set the client is using now
|
|
// the functions should work with Postgres 7.0 and above, the set of charsets supported
|
|
// depends on compile flags of postgres distribution - if no charsets were compiled into the server
|
|
// it will return 'SQL_ANSI' always
|
|
function GetCharSet()
|
|
{
|
|
//we will use ADO's builtin property charSet
|
|
$this->charSet = @pg_client_encoding($this->_connectionID);
|
|
if (!$this->charSet) {
|
|
return false;
|
|
} else {
|
|
return $this->charSet;
|
|
}
|
|
}
|
|
|
|
// SetCharSet - switch the client encoding
|
|
function SetCharSet($charset_name)
|
|
{
|
|
$this->GetCharSet();
|
|
if ($this->charSet !== $charset_name) {
|
|
$if = pg_set_client_encoding($this->_connectionID, $charset_name);
|
|
if ($if == "0" & $this->GetCharSet() == $charset_name) {
|
|
return true;
|
|
} else return false;
|
|
} else return true;
|
|
}
|
|
}
|
|
|
|
/*--------------------------------------------------------------------------------------
|
|
Class Name: Recordset
|
|
--------------------------------------------------------------------------------------*/
|
|
|
|
class ADORecordSet_postgres7 extends ADORecordSet_postgres64{
|
|
|
|
var $databaseType = "postgres7";
|
|
|
|
|
|
function ADORecordSet_postgres7($queryID,$mode=false)
|
|
{
|
|
$this->ADORecordSet_postgres64($queryID,$mode);
|
|
}
|
|
|
|
// 10% speedup to move MoveNext to child class
|
|
function MoveNext()
|
|
{
|
|
if (!$this->EOF) {
|
|
$this->_currentRow++;
|
|
if ($this->_numOfRows < 0 || $this->_numOfRows > $this->_currentRow) {
|
|
$this->fields = @pg_fetch_array($this->_queryID,$this->_currentRow,$this->fetchMode);
|
|
|
|
if (is_array($this->fields)) {
|
|
if ($this->fields && isset($this->_blobArr)) $this->_fixblobs();
|
|
return true;
|
|
}
|
|
}
|
|
$this->fields = false;
|
|
$this->EOF = true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
}
|
|
|
|
class ADORecordSet_assoc_postgres7 extends ADORecordSet_postgres64{
|
|
|
|
var $databaseType = "postgres7";
|
|
|
|
|
|
function ADORecordSet_assoc_postgres7($queryID,$mode=false)
|
|
{
|
|
$this->ADORecordSet_postgres64($queryID,$mode);
|
|
}
|
|
|
|
function _fetch()
|
|
{
|
|
if ($this->_currentRow >= $this->_numOfRows && $this->_numOfRows >= 0)
|
|
return false;
|
|
|
|
$this->fields = @pg_fetch_array($this->_queryID,$this->_currentRow,$this->fetchMode);
|
|
|
|
if ($this->fields) {
|
|
if (isset($this->_blobArr)) $this->_fixblobs();
|
|
$this->_updatefields();
|
|
}
|
|
|
|
return (is_array($this->fields));
|
|
}
|
|
|
|
// Create associative array
|
|
function _updatefields()
|
|
{
|
|
if (ADODB_ASSOC_CASE == 2) return; // native
|
|
|
|
$arr = array();
|
|
$lowercase = (ADODB_ASSOC_CASE == 0);
|
|
|
|
foreach($this->fields as $k => $v) {
|
|
if (is_integer($k)) $arr[$k] = $v;
|
|
else {
|
|
if ($lowercase)
|
|
$arr[strtolower($k)] = $v;
|
|
else
|
|
$arr[strtoupper($k)] = $v;
|
|
}
|
|
}
|
|
$this->fields = $arr;
|
|
}
|
|
|
|
function MoveNext()
|
|
{
|
|
if (!$this->EOF) {
|
|
$this->_currentRow++;
|
|
if ($this->_numOfRows < 0 || $this->_numOfRows > $this->_currentRow) {
|
|
$this->fields = @pg_fetch_array($this->_queryID,$this->_currentRow,$this->fetchMode);
|
|
|
|
if (is_array($this->fields)) {
|
|
if ($this->fields) {
|
|
if (isset($this->_blobArr)) $this->_fixblobs();
|
|
|
|
$this->_updatefields();
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
|
|
|
|
$this->fields = false;
|
|
$this->EOF = true;
|
|
}
|
|
return false;
|
|
}
|
|
}
|
|
?>
|