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efrain |
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<?php
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/**
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* PDO Oracle (oci) driver
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*
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* This file is part of ADOdb, a Database Abstraction Layer library for PHP.
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*
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* @package ADOdb
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* @link https://adodb.org Project's web site and documentation
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* @link https://github.com/ADOdb/ADOdb Source code and issue tracker
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*
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* The ADOdb Library is dual-licensed, released under both the BSD 3-Clause
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* and the GNU Lesser General Public Licence (LGPL) v2.1 or, at your option,
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* any later version. This means you can use it in proprietary products.
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* See the LICENSE.md file distributed with this source code for details.
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* @license BSD-3-Clause
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* @license LGPL-2.1-or-later
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*
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* @copyright 2000-2013 John Lim
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* @copyright 2014 Damien Regad, Mark Newnham and the ADOdb community
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*/
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class ADODB_pdo_oci extends ADODB_pdo_base {
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var $concat_operator='||';
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var $sysDate = "TRUNC(SYSDATE)";
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var $sysTimeStamp = 'SYSDATE';
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var $NLS_DATE_FORMAT = 'YYYY-MM-DD'; // To include time, use 'RRRR-MM-DD HH24:MI:SS'
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var $random = "abs(mod(DBMS_RANDOM.RANDOM,10000001)/10000000)";
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var $metaTablesSQL = "select table_name,table_type from cat where table_type in ('TABLE','VIEW')";
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var $metaColumnsSQL = "select cname,coltype,width, SCALE, PRECISION, NULLS, DEFAULTVAL from col where tname='%s' order by colno";
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var $_initdate = true;
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var $_hasdual = true;
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function _init($parentDriver)
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{
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$parentDriver->_bindInputArray = true;
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$parentDriver->_nestedSQL = true;
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if ($this->_initdate) {
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$parentDriver->Execute("ALTER SESSION SET NLS_DATE_FORMAT='".$this->NLS_DATE_FORMAT."'");
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}
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}
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function MetaTables($ttype=false,$showSchema=false,$mask=false)
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{
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if ($mask) {
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$save = $this->metaTablesSQL;
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$mask = $this->qstr(strtoupper($mask));
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$this->metaTablesSQL .= " AND table_name like $mask";
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}
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$ret = ADOConnection::MetaTables($ttype,$showSchema);
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if ($mask) {
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$this->metaTablesSQL = $save;
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}
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return $ret;
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}
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function MetaColumns($table,$normalize=true)
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{
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global $ADODB_FETCH_MODE;
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$false = false;
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$save = $ADODB_FETCH_MODE;
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$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
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if ($this->fetchMode !== false) $savem = $this->SetFetchMode(false);
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$rs = $this->Execute(sprintf($this->metaColumnsSQL,strtoupper($table)));
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if (isset($savem)) $this->SetFetchMode($savem);
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$ADODB_FETCH_MODE = $save;
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if (!$rs) {
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return $false;
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}
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$retarr = array();
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while (!$rs->EOF) { //print_r($rs->fields);
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$fld = new ADOFieldObject();
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$fld->name = $rs->fields[0];
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$fld->type = $rs->fields[1];
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$fld->max_length = $rs->fields[2];
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$fld->scale = $rs->fields[3];
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if ($rs->fields[1] == 'NUMBER' && $rs->fields[3] == 0) {
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$fld->type ='INT';
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$fld->max_length = $rs->fields[4];
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}
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$fld->not_null = (strncmp($rs->fields[5], 'NOT',3) === 0);
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$fld->binary = (strpos($fld->type,'BLOB') !== false);
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$fld->default_value = $rs->fields[6];
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if ($ADODB_FETCH_MODE == ADODB_FETCH_NUM) $retarr[] = $fld;
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else $retarr[strtoupper($fld->name)] = $fld;
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$rs->MoveNext();
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}
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$rs->Close();
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if (empty($retarr))
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return $false;
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else
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return $retarr;
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}
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/**
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* @param bool $auto_commit
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* @return void
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*/
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function SetAutoCommit($auto_commit)
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{
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$this->_connectionID->setAttribute(PDO::ATTR_AUTOCOMMIT, $auto_commit);
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}
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/**
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* Returns a driver-specific format for a bind parameter
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*
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* @param string $name
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* @param string $type (ignored in driver)
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*
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* @return string
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*/
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public function param($name,$type='C')
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{
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return sprintf(':%s', $name);
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}
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}
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