Files
luos/workflow/engine/classes/class.pmScript.php
Brayan Osmar Pereyra Suxo f420618e82 BUG 8281 I changed the variable $errstr SOLVED
I changed the variable $errstr
2012-11-19 15:45:30 -04:00

736 lines
28 KiB
PHP
Executable File
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<?php
/**
* class.pmScript.php
*
* @package workflow.engine.ProcessMaker
*
* ProcessMaker Open Source Edition
* Copyright (C) 2004 - 2011 Colosa Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* For more information, contact Colosa Inc, 2566 Le Jeune Rd.,
* Coral Gables, FL, 33134, USA, or email info@colosa.com.
*
*/
////////////////////////////////////////////////////
// Execute and evaluate PMScripts
//
// Copyright (C) 2007 COLOSA
//
// License: LGPL, see LICENSE
////////////////////////////////////////////////////
/**
* PMScript - PMScript class
*
* @author Julio Cesar Laura Avenda<64>o <juliocesar@colosa.com>
* last modify 2008.08.13 by Erik Amaru Ortiz <erik@colosa.com>
* last modify comment was added and adapted the catch errors
* @copyright 2007 COLOSA
*/
function __autoload ($sClassName)
{
if (defined( 'SYS_SYS' )) {
$sPath = PATH_DB . SYS_SYS . PATH_SEP . 'classes' . PATH_SEP;
if (file_exists( $sPath . $sClassName . '.php' )) {
require_once $sPath . $sClassName . '.php';
}
}
}
//Start - Custom functions
G::LoadClass( 'pmFunctions' );
//End - Custom functions
//call plugin
if (class_exists( 'folderData' )) {
//$folderData = new folderData($sProUid, $proFields['PRO_TITLE'], $sAppUid, $Fields['APP_TITLE'], $sUsrUid);
$oPluginRegistry = &PMPluginRegistry::getSingleton();
$aAvailablePmFunctions = $oPluginRegistry->getPmFunctions();
foreach ($aAvailablePmFunctions as $key => $class) {
$filePlugin = PATH_PLUGINS . $class . PATH_SEP . 'classes' . PATH_SEP . 'class.pmFunctions.php';
if (file_exists( $filePlugin )) {
include_once ($filePlugin);
}
}
}
//end plugin
//Add External Triggers
$dir = G::ExpandPath( "classes" ) . 'triggers';
$filesArray = array ();
if (file_exists( $dir )) {
if ($handle = opendir( $dir )) {
while (false !== ($file = readdir( $handle ))) {
if (($file != ".") && ($file != "..")) {
$extFile = explode( ".", $file );
if ($extFile[sizeof( $extFile ) - 1] == 'php') {
include_once ($dir . PATH_SEP . $file);
}
}
}
closedir( $handle );
}
}
/**
* PMScript - PMScript class
*
* @copyright 2007 COLOSA
* @package workflow.engine.ProcessMaker
*/
class PMScript
{
/**
* Original fields
*/
public $aOriginalFields = array ();
/**
* Fields to use
*/
public $aFields = array ();
/**
* Script
*/
public $sScript = '';
/**
* Error has happened?
*/
public $bError = false;
/**
* Affected fields
*/
public $affected_fields;
/**
* Constructor of the class PMScript
*
* @return void
*/
public function PMScript ()
{
$this->aFields['__ERROR__'] = 'none';
}
/**
* Set the fields to use
*
* @param array $aFields
* @return void
*/
public function setFields ($aFields = array())
{
if (! is_array( $aFields )) {
$aFields = array ();
}
$this->aOriginalFields = $this->aFields = $aFields;
}
/**
* Set the current script
*
* @param string $sScript
* @return void
*/
public function setScript ($sScript = '')
{
$this->sScript = $sScript;
}
/**
* Verify the syntax
*
* @param string $sScript
* @return boolean
*/
public function validSyntax ($sScript)
{
return true;
}
public function executeAndCatchErrors ($sScript, $sCode)
{
ob_start( 'handleFatalErrors' );
set_error_handler( 'handleErrors' );
$_SESSION['_CODE_'] = $sCode;
eval( $sScript );
unset( $_SESSION['_CODE_'] );
ob_end_flush();
}
/**
* Execute the current script
*
* @return void
*/
public function execute ()
{
$sScript = "";
$iAux = 0;
$bEqual = false;
$iOcurrences = preg_match_all( '/\@(?:([\@\%\#\?\$\=])([a-zA-Z\_]\w*)|([a-zA-Z\_][\w\-\>\:]*)\(((?:[^\\\\\)]' . '*(?:[\\\\][\w\W])?)*)\))((?:\s*\[[\'"]?\w+[\'"]?\])+)?/', $this->sScript, $aMatch, PREG_PATTERN_ORDER | PREG_OFFSET_CAPTURE );
if ($iOcurrences) {
for ($i = 0; $i < $iOcurrences; $i ++) {
$sAux = substr( $this->sScript, $iAux, $aMatch[0][$i][1] - $iAux );
if (! $bEqual) {
if (strpos( $sAux, '==' ) !== false) {
$bEqual = false;
} else {
if (strpos( $sAux, '=' ) !== false) {
$bEqual = true;
}
}
}
if ($bEqual) {
if (strpos( $sAux, ';' ) !== false) {
$bEqual = false;
}
}
if ($bEqual) {
if (! isset( $aMatch[5][$i][0] )) {
eval( "if (!isset(\$this->aFields['" . $aMatch[2][$i][0] . "'])) { \$this->aFields['" . $aMatch[2][$i][0] . "'] = null; }" );
} else {
eval( "if (!isset(\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0] . ")) { \$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0] . " = null; }" );
}
}
$sScript .= $sAux;
$iAux = $aMatch[0][$i][1] + strlen( $aMatch[0][$i][0] );
switch ($aMatch[1][$i][0]) {
case '@':
if ($bEqual) {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "pmToString(\$this->aFields['" . $aMatch[2][$i][0] . "'])";
} else {
$sScript .= "pmToString(\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0] . ")";
}
} else {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "\$this->aFields['" . $aMatch[2][$i][0] . "']";
} else {
$sScript .= "\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0];
}
}
break;
case '%':
if ($bEqual) {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "pmToInteger(\$this->aFields['" . $aMatch[2][$i][0] . "'])";
} else {
$sScript .= "pmToInteger(\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0] . ")";
}
} else {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "\$this->aFields['" . $aMatch[2][$i][0] . "']";
} else {
$sScript .= "\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0];
}
}
break;
case '#':
if ($bEqual) {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "pmToFloat(\$this->aFields['" . $aMatch[2][$i][0] . "'])";
} else {
$sScript .= "pmToFloat(\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0] . ")";
}
} else {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "\$this->aFields['" . $aMatch[2][$i][0] . "']";
} else {
$sScript .= "\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0];
}
}
break;
case '?':
if ($bEqual) {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "pmToUrl(\$this->aFields['" . $aMatch[2][$i][0] . "'])";
} else {
$sScript .= "pmToUrl(\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0] . ")";
}
} else {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "\$this->aFields['" . $aMatch[2][$i][0] . "']";
} else {
$sScript .= "\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0];
}
}
break;
case '$':
if ($bEqual) {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "pmSqlEscape(\$this->aFields['" . $aMatch[2][$i][0] . "'])";
} else {
$sScript .= "pmSqlEscape(\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0] . ")";
}
} else {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "\$this->aFields['" . $aMatch[2][$i][0] . "']";
} else {
$sScript .= "\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0];
}
}
break;
case '=':
if ($bEqual) {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "\$this->aFields['" . $aMatch[2][$i][0] . "']";
} else {
$sScript .= "\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0];
}
} else {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "\$this->aFields['" . $aMatch[2][$i][0] . "']";
} else {
$sScript .= "\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0];
}
}
break;
}
$this->affected_fields[] = $aMatch[2][$i][0];
}
}
$sScript .= substr( $this->sScript, $iAux );
$sScript = "try {\n" . $sScript . "\n} catch (Exception \$oException) {\n " . " \$this->aFields['__ERROR__'] = utf8_encode(\$oException->getMessage());\n}";
//echo '<pre>-->'; print_r($this->aFields); echo '<---</pre>';
$this->executeAndCatchErrors( $sScript, $this->sScript );
for ($i = 0; $i < count( $this->affected_fields ); $i ++) {
$_SESSION['TRIGGER_DEBUG']['DATA'][] = Array ('key' => $this->affected_fields[$i],'value' => isset( $this->aFields[$this->affected_fields[$i]] ) ? $this->aFields[$this->affected_fields[$i]] : ''
);
}
//echo '<pre>-->'; print_r($_SESSION['TRIGGER_DEBUG']['DATA']); echo '<---</pre>';
}
/**
* Evaluate the current script
*
* @return void
*/
public function evaluate ()
{
$bResult = null;
$sScript = '';
$iAux = 0;
$bEqual = false;
$variableIsDefined = true;
$iOcurrences = preg_match_all( '/\@(?:([\@\%\#\?\$\=])([a-zA-Z\_]\w*)|([a-zA-Z\_][\w\-\>\:]*)\(((?:[^\\\\\)]' . '*(?:[\\\\][\w\W])?)*)\))((?:\s*\[[\'"]?\w+[\'"]?\])+)?/', $this->sScript, $aMatch, PREG_PATTERN_ORDER | PREG_OFFSET_CAPTURE );
if ($iOcurrences) {
for ($i = 0; $i < $iOcurrences; $i ++) {
// if the variables for that condition has not been previously defined then $variableIsDefined
// is set to false
if (! isset( $this->aFields[$aMatch[2][$i][0]] )) {
// $variableIsDefined = false;
$this->aFields[$aMatch[2][$i][0]] = '';
}
$sAux = substr( $this->sScript, $iAux, $aMatch[0][$i][1] - $iAux );
if (! $bEqual) {
if (strpos( $sAux, '=' ) !== false) {
$bEqual = true;
}
}
if ($bEqual) {
if (strpos( $sAux, ';' ) !== false) {
$bEqual = false;
}
}
$sScript .= $sAux;
$iAux = $aMatch[0][$i][1] + strlen( $aMatch[0][$i][0] );
switch ($aMatch[1][$i][0]) {
case '@':
if ($bEqual) {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "pmToString(\$this->aFields['" . $aMatch[2][$i][0] . "'])";
} else {
$sScript .= "pmToString(\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0] . ")";
}
} else {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "\$this->aFields['" . $aMatch[2][$i][0] . "']";
} else {
$sScript .= "\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0];
}
}
break;
case '%':
if ($bEqual) {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "pmToInteger(\$this->aFields['" . $aMatch[2][$i][0] . "'])";
} else {
$sScript .= "pmToInteger(\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0] . ")";
}
} else {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "\$this->aFields['" . $aMatch[2][$i][0] . "']";
} else {
$sScript .= "\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0];
}
}
break;
case '#':
if ($bEqual) {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "pmToFloat(\$this->aFields['" . $aMatch[2][$i][0] . "'])";
} else {
$sScript .= "pmToFloat(\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0] . ")";
}
} else {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "\$this->aFields['" . $aMatch[2][$i][0] . "']";
} else {
$sScript .= "\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0];
}
}
break;
case '?':
if ($bEqual) {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "pmToUrl(\$this->aFields['" . $aMatch[2][$i][0] . "'])";
} else {
$sScript .= "pmToUrl(\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0] . ")";
}
} else {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "\$this->aFields['" . $aMatch[2][$i][0] . "']";
} else {
$sScript .= "\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0];
}
}
break;
case '$':
if ($bEqual) {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "pmSqlEscape(\$this->aFields['" . $aMatch[2][$i][0] . "'])";
} else {
$sScript .= "pmSqlEscape(\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0] . ")";
}
} else {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "\$this->aFields['" . $aMatch[2][$i][0] . "']";
} else {
$sScript .= "\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0];
}
}
break;
case '=':
if ($bEqual) {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "\$this->aFields['" . $aMatch[2][$i][0] . "']";
} else {
$sScript .= "\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0];
}
} else {
if (! isset( $aMatch[5][$i][0] )) {
$sScript .= "\$this->aFields['" . $aMatch[2][$i][0] . "']";
} else {
$sScript .= "\$this->aFields" . (isset( $aMatch[2][$i][0] ) ? "['" . $aMatch[2][$i][0] . "']" : '') . $aMatch[5][$i][0];
}
}
break;
}
}
}
$sScript .= substr( $this->sScript, $iAux );
$sScript = '$bResult = ' . $sScript . ';';
// checks if the syntax is valid or if the variables in that condition has been previously defined
if ($this->validSyntax( $sScript ) && $variableIsDefined) {
$this->bError = false;
eval( $sScript );
} else {
// echo "<script> alert('".G::loadTranslation('MSG_CONDITION_NOT_DEFINED')."'); </script>";
G::SendTemporalMessage( 'MSG_CONDITION_NOT_DEFINED', 'error', 'labels' );
$this->bError = true;
}
return $bResult;
}
}
//Start - Private functions
/**
* Convert to string
*
* @param variant $vValue
* @return string
*/
function pmToString ($vValue)
{
return (string) $vValue;
}
/**
* Convert to integer
*
* @param variant $vValue
* @return integer
*/
function pmToInteger ($vValue)
{
return (int) $vValue;
}
/**
* Convert to float
*
* @param variant $vValue
* @return float
*/
function pmToFloat ($vValue)
{
return (float) $vValue;
}
/**
* Convert to Url
*
* @param variant $vValue
* @return url
*/
function pmToUrl ($vValue)
{
return urlencode( $vValue );
}
/**
* Convert to data base escaped string
*
* @param variant $vValue
* @return string
*/
function pmSqlEscape ($vValue)
{
return G::sqlEscape( $vValue );
}
//End - Private functions
/* * *************************************************************************
* Error handler
* author: Julio Cesar Laura Avenda<64>o <juliocesar@colosa.com>
* date: 2009-10-01
* ************************************************************************* */
/*
* Convert to data base escaped string
* @param string $errno
* @param string $errstr
* @param string $errfile
* @param string $errline
* @return void
*/
function handleErrors ($errno, $errstr, $errfile, $errline)
{
if ($errno != '' && ($errno != 8) && ($errno != 2048)) {
if (isset( $_SESSION['_CODE_'] )) {
$sCode = $_SESSION['_CODE_'];
unset( $_SESSION['_CODE_'] );
global $oPMScript;
if (isset($oPMScript) && isset($_SESSION['APPLICATION'])) {
G::LoadClass( 'case' );
$oCase = new Cases();
$oPMScript->aFields['__ERROR__'] = $errstr;
$oCase->updateCase($_SESSION['APPLICATION'], array('APP_DATA' => $oPMScript->aFields));
}
registerError( 1, $errstr, $errline - 1, $sCode );
}
}
}
/*
* Handle Fatal Errors
* @param variant $buffer
* @return buffer
*/
function handleFatalErrors ($buffer)
{
G::LoadClass( 'case' );
$oCase = new Cases();
if (preg_match( '/(error<\/b>:)(.+)(<br)/', $buffer, $regs )) {
$err = preg_replace( '/<.*?>/', '', $regs[2] );
$aAux = explode( ' in ', $err );
$sCode = $_SESSION['_CODE_'];
unset( $_SESSION['_CODE_'] );
registerError( 2, $aAux[0], 0, $sCode );
if (strpos( $_SERVER['REQUEST_URI'], '/cases/cases_Step' ) !== false) {
if (strpos( $_SERVER['REQUEST_URI'], '&ACTION=GENERATE' ) !== false) {
$aNextStep = $oCase->getNextStep( $_SESSION['PROCESS'], $_SESSION['APPLICATION'], $_SESSION['INDEX'], $_SESSION['STEP_POSITION'] );
if ($_SESSION['TRIGGER_DEBUG']['ISSET']) {
$_SESSION['TRIGGER_DEBUG']['TIME'] = 'AFTER';
$_SESSION['TRIGGER_DEBUG']['BREAKPAGE'] = $aNextStep['PAGE'];
$aNextStep['PAGE'] = $aNextStep['PAGE'] . '&breakpoint=triggerdebug';
}
global $oPMScript;
if (isset($oPMScript) && isset($_SESSION['APPLICATION'])) {
$oPMScript->aFields['__ERROR__'] = $aAux[0];
$oCase->updateCase($_SESSION['APPLICATION'], array('APP_DATA' => $oPMScript->aFields));
}
G::header( 'Location: ' . $aNextStep['PAGE'] );
die();
}
$_SESSION['_NO_EXECUTE_TRIGGERS_'] = 1;
global $oPMScript;
if (isset($oPMScript) && isset($_SESSION['APPLICATION'])) {
$oPMScript->aFields['__ERROR__'] = $aAux[0];
$oCase->updateCase($_SESSION['APPLICATION'], array('APP_DATA' => $oPMScript->aFields));
}
G::header( 'Location: ' . $_SERVER['REQUEST_URI'] );
die();
} else {
$aNextStep = $oCase->getNextStep( $_SESSION['PROCESS'], $_SESSION['APPLICATION'], $_SESSION['INDEX'], $_SESSION['STEP_POSITION'] );
if ($_SESSION['TRIGGER_DEBUG']['ISSET']) {
$_SESSION['TRIGGER_DEBUG']['TIME'] = 'AFTER';
$_SESSION['TRIGGER_DEBUG']['BREAKPAGE'] = $aNextStep['PAGE'];
$aNextStep['PAGE'] = $aNextStep['PAGE'] . '&breakpoint=triggerdebug';
}
if (strpos( $aNextStep['PAGE'], 'TYPE=ASSIGN_TASK&UID=-1' ) !== false) {
G::SendMessageText( 'Fatal error in trigger', 'error' );
}
global $oPMScript;
if (isset($oPMScript) && isset($_SESSION['APPLICATION'])) {
$oPMScript->aFields['__ERROR__'] = $aAux[0];
$oCase->updateCase($_SESSION['APPLICATION'], array('APP_DATA' => $oPMScript->aFields));
}
G::header( 'Location: ' . $aNextStep['PAGE'] );
die();
}
}
return $buffer;
}
/*
* Register Error
* @param string $iType
* @param string $sError
* @param string $iLine
* @param string $sCode
* @return void
*/
function registerError ($iType, $sError, $iLine, $sCode)
{
$sType = ($iType == 1 ? 'ERROR' : 'FATAL');
$_SESSION['TRIGGER_DEBUG']['ERRORS'][][$sType] = $sError . ($iLine > 0 ? ' (line ' . $iLine . ')' : '') . ':<br /><br />' . $sCode;
}
/**
* Obtain engine Data Base name
*
* @param type $connection
* @return type
*/
function getEngineDataBaseName ($connection)
{
$aDNS = $connection->getDSN();
return $aDNS["phptype"];
}
/**
* Execute Queries for Oracle Database
*
* @param type $sql
* @param type $connection
*/
function executeQueryOci ($sql, $connection, $aParameter = array())
{
$aDNS = $connection->getDSN();
$sUsername = $aDNS["username"];
$sPassword = $aDNS["password"];
$sHostspec = $aDNS["hostspec"];
$sDatabse = $aDNS["database"];
$sPort = $aDNS["port"];
if ($sPort != "1521") {
// if not default port
$conn = oci_connect( $sUsername, $sPassword, $sHostspec . ":" . $sPort . "/" . $sDatabse );
} else {
$conn = oci_connect( $sUsername, $sPassword, $sHostspec . "/" . $sDatabse );
}
if (! $conn) {
$e = oci_error();
trigger_error( htmlentities( $e['message'], ENT_QUOTES ), E_USER_ERROR );
return $e;
}
switch (true) {
case preg_match( "/^(SELECT|SHOW|DESCRIBE|DESC|WITH)\s/i", $sql ):
$stid = oci_parse( $conn, $sql );
if (count( $aParameter ) > 0) {
foreach ($aParameter as $key => $val) {
oci_bind_by_name( $stid, $key, $val );
}
}
oci_execute( $stid, OCI_DEFAULT );
$result = Array ();
$i = 1;
while ($row = oci_fetch_array( $stid, OCI_ASSOC + OCI_RETURN_NULLS )) {
$result[$i ++] = $row;
}
oci_free_statement( $stid );
oci_close( $conn );
return $result;
break;
case preg_match( "/^(INSERT|UPDATE|DELETE)\s/i", $sql ):
$stid = oci_parse( $conn, $sql );
$isValid = true;
if (count( $aParameter ) > 0) {
foreach ($aParameter as $key => $val) {
oci_bind_by_name( $stid, $key, $val );
}
}
$objExecute = oci_execute( $stid, OCI_DEFAULT );
$result = oci_num_rows ($stid);
if ($objExecute) {
oci_commit( $conn );
} else {
oci_rollback( $conn );
$isValid = false;
}
oci_free_statement( $stid );
oci_close( $conn );
if ($isValid) {
return $result;
} else {
return oci_error();
}
break;
default:
// Stored procedures
$stid = oci_parse( $conn, $sql );
$aParameterRet = array ();
if (count( $aParameter ) > 0) {
foreach ($aParameter as $key => $val) {
$aParameterRet[$key] = $val;
// The third parameter ($aParameterRet[$key]) returned a value by reference.
oci_bind_by_name( $stid, $key, $aParameterRet[$key] );
}
}
$objExecute = oci_execute( $stid, OCI_DEFAULT );
oci_free_statement( $stid );
oci_close( $conn );
return $aParameterRet;
break;
}
}