Current File : /home/pantanal/public_html/admin/includes/tng/tNG_multiple.class.php
<?php
/*
Copyright (c) InterAKT Online 2000-2005
*/
/**
* This class adds a "multiple" layer to the tNG_fields class.
* To be used for multiple insert/update and delete, this class instantiates a dynamic number of "simple" insert/update/delete transactions and then executes them in a loop.
* @abstract
*/
class tNG_multiple extends tNG_fields {
/**
* List of transactions to be executed in the loop
* @var array
*/
var $multTNGs;
/**
* List of triggers that are to be linked to the $multTNGs
* @var array
*/
var $multTriggers;
/**
* Number of transactions that executed successfully
* @var integer
*/
var $noSuccess;
var $errorWasCompiled;
/**
* Register a trigger to the current transaction
* Or to the multiple transactions. The STARTER and the END triggers are registered to self, and the other triggers are sent to the multiple transactions.
* @param string $triggerType the trigger type (STARTER, AFTER, BEFORE, ERROR or END)
* @param string $triggerName the function name to callback when the trigger is executed
* @param integer $priority the trigger priority
* @return boolean
* true if the trigger was registered,
* false if there is an error (unknown trigger type)
* @access public
*/
function registerTrigger($triggerType, $callBackFunction, $priority) {
$ret = true;
// check if the trigger type is valid
if (in_array($triggerType,array("STARTER","END"))) {
// copy from parent class
$params = func_get_args();
array_unshift($params,true);
$ret = call_user_func_array(array(&$this, "registerConditionalTrigger"), $params);
// end copy from parent class
} elseif (in_array($triggerType,array("AFTER","BEFORE","ERROR"))) {
$tmp = func_get_args();
array_unshift($tmp,true);
$this->multTriggers[] = $tmp;
} else {
$this->setError(new tNG_error('UNKNOWN_TRIGGER', array(), array($triggerType)));
$ret = false;
}
return $ret;
}
function registerConditionalTrigger($condition, $triggerType, $callBackFunction, $priority) {
$ret = true;
// check if the trigger type is valid
if (in_array($triggerType,array("STARTER","END"))) {
// copy from parent class
$params = array();
if (func_num_args() > 4) {
$params = array_slice(func_get_args(),4);
}
$this->triggers[$triggerType][] = array($condition, $callBackFunction, $priority, $params);
// end copy from parent class
} elseif (in_array($triggerType,array("AFTER","BEFORE","ERROR"))) {
$tmp = func_get_args();
$this->multTriggers[] = $tmp;
if ($callBackFunction == "Trigger_Default_FormValidation" && isset($this->dispatcher->UnivalProps) && $condition !== true) {
$this->dispatcher->UnivalProps = array();
}
} else {
$this->setError(new tNG_error('UNKNOWN_TRIGGER', array(), array($triggerType)));
$ret = false;
}
return $ret;
}
function compileError() {
if (!isset($this->errorWasCompiled)) {
$errObj = &$this->getError();
for ($i=0;$i<sizeof($this->multTNGs);$i++) {
if ($this->multTNGs[$i]->getError()) {
$tmp = &$this->multTNGs[$i]->getError();
$errObj->addDetails('%s', array($tmp->getDetails()), array($tmp->getDeveloperDetails()));
}
}
$this->errorWasCompiled = true;
}
}
/**
* Gets the error message
* @return string transaction error message (formatted)
* @access public
*/
function getErrorMsg() {
$ret_warning = '';
if (isset($this->noSuccess) && $this->noSuccess!=0) {
$ret_warning = KT_getResource('MULTIPLE_OPERATIONS_SUCCEDED','tNG', array($this->noSuccess));
}
if (!$this->getError()) {
return array($ret_warning, '', '');
}
$this->compileError();
$ret = parent::getErrorMsg();
$ret[0] .= $ret_warning;
return $ret;
}
/**
* Gets the error message for a specific field, if it exists.
* @param string $fName the field name
* @param integer $cnt the transaction number
* @return string error message
* @access public
*/
function getFieldError($fName, $cnt) {
if (isset($this->multTNGs[$cnt-1])) {
$tmp = $this->multTNGs[$cnt-1]->getError();
if (isset($tmp)) {
return $tmp->getFieldError($fName);
}
}
return '';
}
/**
* Creates a fake recordset from the given columns associative array
* This function is called ONLY on error
* @param array $fakeArr The associative array (it has multiple rows)
* @return object resource Recordset resource
* @access private
*/
function getFakeRecordset($fakeArr) {
tNG_log::log('tNG' . $this->transactionType, "getFakeRecordset");
$localFakeArr = array();
$i = 0;
foreach ($fakeArr as $fakeKey => $fakeA) {
foreach ($fakeA as $key => $value) {
if (!isset($localFakeArr[$key])) {
$localFakeArr[$key] = array();
}
$localFakeArr[$key][$i] = $value;
}
$i++;
}
$fakeRs = new KT_FakeRecordset($this->connection);
$KT_fakeRs = $fakeRs->getFakeRecordset($localFakeArr);
if ($fakeRs->hasError) {
tNG_log::log('KT_ERROR');
$this->setError(new tNG_error('MULTIPLE_FAKE_RS_ERROR', array(), array($fakeRs->getError())));
$disp = $this->getDispatcher();
die($disp->getErrorMsg());
}
return $KT_fakeRs;
}
/**
* Get the recordset associated to this transaction
* The fake recordset on error or the local recordset
* @params none
* @return object resource Recordset resource
*/
function getRecordset() {
tNG_log::log('tNG' . $this->transactionType, "getRecordset");
if ($this->getError()) {
$fakeArr = array();
for ($i=0;$i<sizeof($this->multTNGs);$i++) {
if ($this->multTNGs[$i]->getError()) {
$fakeArr[$i] = $this->multTNGs[$i]->getFakeRsArr();
} else {
for ($j=$i+1;$j<sizeof($this->multTNGs);$j++) {
$this->multTNGs[$j-1] = &$this->multTNGs[$j];
}
array_pop($this->multTNGs);
$i--;
}
}
if (sizeof($fakeArr) > 0) {
return $this->getFakeRecordset($fakeArr);
}
}
return $this->getLocalRecordset();
}
function getSavedValue($colName) {
return $this->multTNGs[0]->getSavedValue($colName);
}
function getLocalRecordset() {
die('tNG_multiple.getLocalRecordset:<br />Method must be implemented in inherited class.');
}
}
?>
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