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<?php
class LoggableBehavior extends CActiveRecordBehavior
{
private $_oldattributes = array();
public function afterSave($event)
{
try {
$username = Yii::app()->user->Name;
$userid = Yii::app()->user->id;
} catch(Exception $e) { //If we have no user object, this must be a command line program
$username = "NO_USER";
$userid = null;
}
if(empty($username)) {
$username = "NO_USER";
}
if(empty($userid)) {
$userid = null;
}
$newattributes = $this->Owner->getAttributes();
$oldattributes = $this->getOldAttributes();
if (!$this->Owner->isNewRecord) {
// compare old and new
foreach ($newattributes as $name => $value) {
if (!empty($oldattributes)) {
$old = $oldattributes[$name];
} else {
$old = '';
}
if ($value != $old) {
$log=new AuditTrail();
$log->old_value = $old;
$log->new_value = $value;
$log->action = 'CHANGE';
$log->model = get_class($this->Owner);
$log->model_id = $this->Owner->getPrimaryKey();
$log->field = $name;
$log->stamp = date('Y-m-d H:i:s');
$log->user_id = $userid;
$log->save();
}
}
} else {
$log=new AuditTrail();
$log->old_value = '';
$log->new_value = '';
$log->action= 'CREATE';
$log->model= get_class($this->Owner);
$log->model_id= $this->Owner->getPrimaryKey();
$log->field= 'N/A';
$log->stamp= date('Y-m-d H:i:s');
$log->user_id= $userid;
$log->save();
foreach ($newattributes as $name => $value) {
$log=new AuditTrail();
$log->old_value = '';
$log->new_value = $value;
$log->action= 'SET';
$log->model= get_class($this->Owner);
$log->model_id= $this->Owner->getPrimaryKey();
$log->field= $name;
$log->stamp= date('Y-m-d H:i:s');
$log->user_id= $userid;
$log->save();
}
}
return parent::afterSave($event);
}
public function afterDelete($event)
{
try {
$username = Yii::app()->user->Name;
$userid = Yii::app()->user->id;
} catch(Exception $e) {
$username = "NO_USER";
$userid = null;
}
if(empty($username)) {
$username = "NO_USER";
}
if(empty($userid)) {
$userid = null;
}
$log=new AuditTrail();
$log->old_value = '';
$log->new_value = '';
$log->action= 'DELETE';
$log->model= get_class($this->Owner);
$log->model_id= $this->Owner->getPrimaryKey();
$log->field= 'N/A';
$log->stamp= date('Y-m-d H:i:s');
$log->user_id= $userid;
$log->save();
return parent::afterDelete($event);
}
public function afterFind($event)
{
// Save old values
$this->setOldAttributes($this->Owner->getAttributes());
return parent::afterFind($event);
}
public function getOldAttributes()
{
return $this->_oldattributes;
}
public function setOldAttributes($value)
{
$this->_oldattributes=$value;
}
}
?>
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